CN208330379U - A kind of cutterhead and shield machine - Google Patents
A kind of cutterhead and shield machine Download PDFInfo
- Publication number
- CN208330379U CN208330379U CN201820670556.5U CN201820670556U CN208330379U CN 208330379 U CN208330379 U CN 208330379U CN 201820670556 U CN201820670556 U CN 201820670556U CN 208330379 U CN208330379 U CN 208330379U
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- China
- Prior art keywords
- knife bar
- cutterhead
- gate
- rod piece
- ring flange
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- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 241001133184 Colletotrichum agaves Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of cutterheads, including cutterhead body, it is inserted with knife bar in the cutterhead body and the cutterhead body and the knife bar are to be flexibly connected, the knife bar upper end is provided with cutter, the knife bar lower end is successively arranged gate, movable cylinder and ring flange, the activity cylinder top is located at below the gate, the ring flange top is located at below the movable cylinder and the ring flange and the knife bar detachable connection, the knife bar bottom is provided with hydraulic mandril, be provided with the compression rod piece that can be used for temporarily the knife bar being connected in the cutterhead body outside the hydraulic mandril.The utility model additionally provides a kind of cutterhead.The utility model is designed by its structure, the replacement of gate when can very easily realize cutterhead maintenance.
Description
Technical field
The utility model relates to engineering machinery fields, more specifically, in particular to a kind of cutterhead and shield machine.
Background technique
Shielding tunnel excavator and referred to as shield machine are that a kind of special engineering of tunnel piercing is mechanical.By for a long time
Development in science and technology, modern shield machine integrated light, mechanical, electrical, liquid, sensing, information technology, has and excavates the cutting soil body, defeated
The functions such as soil quarrel, assembled tunnel-liner, measurement guiding correction are sent, geology, building, machinery, mechanics, hydraulic, electrical, control are related to
The multiple subjects technologies such as system, measurement, and the design and manufacture of " cutting the garment according to the figure " formula can be carried out according to different geology, have simultaneously
There are high safety, economy and efficiency, reliability, therefore, in modern construction, shield machine is widely used in ground
The Tunnel Engineering such as iron, railway, highway, municipal administration, water power.
In shield machine use process, since the blade on cutterhead need to not stop to cut scar, cause the rate of wear of blade non-
Therefore Chang great when blade is worn to a certain extent using a period of time, generally requires to be replaced.For conventional shield machine
For, cutterhead form is generally spoke panel type, is made of multiple main spoke arms and multiple auxiliary spoke arms, and main spoke arm is box-shaped knot
Structure, inside are cavity, and construction period, construction personnel can enter the cavity and check under normal pressure, replace cutter, that is, we lead to
Often the described direct tool changing method of gerotor type, the direct tool changing method of gerotor type are wide in tool changing operation because of its safe and reliable feature
General use.In gerotor type exchanging knives process, gate play a part of completely cut off face muddy water pour in movable cabin, once gate or
Person's gate sealing element breaks down, and gerotor type tool changing rule can not carry out；Meanwhile gate is difficult to dismantle, replacement is difficult, serious shadow
Ring construction speed.Therefore, how quick-replaceable gate, complete tool changing operation, realize the normal driving of shield machine as urgently solving
Certainly the problem of.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of cutterhead, which is designed by its structure, can be very
The convenient replacement for realizing gate when cutterhead repairs.
A kind of cutterhead, including cutterhead body are inserted with knife bar in the cutterhead body and the cutterhead body and the knife
Bar is to be flexibly connected, and the knife bar upper end is provided with cutter, and the knife bar lower end is successively arranged gate, movable cylinder and ring flange,
The activity cylinder top is located at below the gate, the ring flange top be located at below the movable cylinder and the ring flange with it is described
Knife bar detachable connection
Preferably, hydraulic mandril is provided with outside the knife bar, being provided with outside the hydraulic mandril, which can be used for, temporarily will
The knife bar is connected to the compression rod piece in the cutterhead body.(hydraulic mandril is located on cutter head)
Preferably, the cutter is hobboing cutter or tearing cutter or cutter.
It preferably, is tubular guide rod below the knife bar, and can go deep into when the mandril elongation of the hydraulic mandril to institute
State the inner cavity of tubular guide rod.
Preferably, sealing element is provided between the gate and the knife bar.
Preferably, connection bolt is provided between the gate and the knife bar.
Preferably, connection bolt is provided between the ring flange and the knife bar.
Preferably, the compression rod piece includes symmetrical left compression rod piece and right compression rod piece.
Preferably, outside outer land is provided at the top of the left compression rod piece and the right compression rod piece and bottom is set
It is equipped with inside interior land, the outer land and the cutterhead body detachable connection, the interior land and the knife bar can
It is detachably connected with.
The utility model additionally provides a kind of shield machine, which can be with the replacement of very convenient gate.
A kind of shield machine installs cutterhead described in above-mentioned any one on the shield machine.
The beneficial effects of the utility model are: the cutterhead provided by the utility model changes traditional cutterhead body, knife
Cutterhead body is flexibly connected by bar integral structure instead with knife bar, and knife bar is held out against removable by gate, movable cylinder and ring flange
The formula of unloading is connected in cutterhead body, when needing to carry out gate replacement, can easily be disassembled gate, to realize
The replacement of gate in subsequent step.
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.
Structural schematic diagram when Fig. 1 is the elongation of cutterhead hydraulic mandril disclosed in the utility model embodiment；
Fig. 2 is structural schematic diagram when cutterhead hydraulic mandril disclosed in the utility model embodiment shortens.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.
Based on the embodiment in the application, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present application.
In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "left", "right"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
Referring to Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 provides a kind of specific embodiment of cutterhead of the utility model, wherein Fig. 1 is
Structural schematic diagram when cutterhead hydraulic mandril disclosed in the utility model embodiment extends；Fig. 2 is the utility model embodiment
Structural schematic diagram when disclosed cutterhead hydraulic mandril shortens.
As depicted in figs. 1 and 2, cutterhead provided by the utility model can very easily realize that gate is more when cutterhead repairs
It changes.The cutterhead includes cutterhead body 1, knife bar 2, cutter 3, gate 4, movable cylinder 5, ring flange 6, hydraulic mandril 7 and compression rod piece
8。
In the present solution, the cutterhead includes cutterhead body 1, cutterhead body 1 has been used for body supports effect, cutterhead body 1
Structure and size carry out selection design according to actual needs.
Knife bar 2 is inserted in cutterhead body 1, and cutterhead body 1 is to be flexibly connected 2 upper end of knife bar to be provided with knife with knife bar 2
Tool 3.Specifically, cutter 3 can be hobboing cutter or tearing cutter or cutter.
2 lower end of knife bar is successively arranged gate 4, movable cylinder 5 and ring flange 6, and the movable top of cylinder 5 is located at 4 lower section of gate, ring flange
6 tops are located at 5 lower section of movable cylinder and ring flange 6 and 2 detachable connection of knife bar.Gate 4 has been used to completely cut off face muddy water and has poured in
The effect of movable cabin.Movable cylinder 5 is for withstanding gate 4.Ring flange 6 is used to gate 4 and movable cylinder 5 being fastened on knife bar 2 together
On.
Once can easily realize the dismounting of above-mentioned detachable connection in this way, gate 4 breaks down.Specifically,
Below with reference to hydraulic mandril 7 provided by the utility model and the replacement process for compressing the detailed description gate 4 of rod piece 8.
In the present solution, being provided with hydraulic mandril 7 outside knife bar 2, hydraulic mandril 7 is for plaing a part of to hold out against knife bar 2.It is hydraulic
Be provided with the compression rod piece 8 that can be used for temporarily knife bar 2 being connected in cutterhead body 1 outside mandril 7.Certainly, hydraulic mandril 7 with
It compresses rod piece 8 itself and is not belonging to a part of cutterhead, the permanent organization being also not belonging to outside cutterhead.Hydraulic mandril 7 and compression
General only just specially fetch from outside when needing to carry out gate 4 and replacing of rod piece 8 is installed to below knife bar 2.
Specifically, when cutterhead works normally, cutterhead body 1 and the connection of knife bar 2 between the two pass through gate 4, movable cylinder 5
And ring flange 6 is realized；When gate 4 needs replacing, cutterhead body 1 and the connection of knife bar 2 between the two are pressed by temporarily setting
Tight rod piece 8 is realized.
In specific implementation process, when the cutterhead normally carries out scar driving, knife bar 2 by gate 4, movable cylinder 5 and
Ring flange 6, which is held out against, to be connected in cutterhead body 1.
When needing to carry out the replacement of gate 4, hydraulic mandril 7 first extends dieback in the lower section of knife bar 2, then successively removes method
Blue disk 6, movable cylinder 5, gate 4, and ring flange 6, movable cylinder 5, gate 4 is axially downward, until gate 4 is completely from knife
Bar 2 is detached from, and then will be compressed the connection of rod piece 8 and is supported between knife bar 2 and cutterhead body 1, then retracts hydraulic mandril 7 until hydraulic
7 top of mandril and knife bar reserve enough replacement gaps between 2 lower section, then by old or bad ring flange 6, movable cylinder 5, lock
Door 4 takes out from the replacement gap location, new or good ring flange 6, movable cylinder 5, gate 4 is set to from the replacement gap location hydraulic
On mandril 7, then the elongation of hydraulic mandril 7 again dieback removed and compress rod piece 8, by new or good gate in the lower section of knife bar 2
4, movable cylinder 5, ring flange 6 are successively attached to 2 lower end of knife bar.
Generally speaking, the utility model has the following beneficial effects:
(1), the utility model substitutes original whole welding type knife bar using knife bar and flange disk body fabricated structure, gives
Disassembly gate brings great convenience.
(2), the utility model designs advantages of simple, can the replacement of convenient, fast realizations gate or maintenance, improve construction and imitate
Rate；
(3), the utility model is not limited solely to replacement gate, such as needs to change or maintenance cylinder, ring flange or sealing element are same
Sample is applicable in.
In the present embodiment, knife is pressed against to further facilitate matching between knife bar 2 and hydraulic mandril 7 and hydraulic mandril 7
2 bottom of bar, it is preferable that be tubular guide rod below the knife bar 2, and can deeply extremely when the mandril elongation of the hydraulic mandril 7
The inner cavity of the tubular guide rod.
In the present embodiment, for the sealing for further enhancing muddy water, it is preferable that be arranged between the gate 4 and the knife bar 2
There is sealing element 9.
In the present embodiment, to further facilitate the detachable connection between gate 4 and knife bar 2, while facilitating ring flange 6
With the detachable connection between knife bar 2, it is preferable that be provided with connection bolt 10 between the gate 4 and the knife bar 2.Institute
It states and is provided with connection bolt between ring flange 6 and the knife bar 2.
In the present embodiment, to further facilitate the support of the interim connection between knife bar 2 and cutterhead body 1, it is preferable that described
Compressing rod piece 8 includes symmetrical left compression rod piece and right compression rod piece.The left compression rod piece and the right compression rod piece
Top be provided with outside outer land and bottom is provided with inside interior land, the outer land and the cutterhead body 1 can
It is detachably connected with, the interior land and 2 detachable connection of knife bar.
The utility model additionally provides a kind of shield machine, which can be with the replacement of very convenient gate.
Cutterhead described in above-mentioned any one is installed on the shield machine.
A kind of cutterhead provided by the utility model and shield machine are described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.
Claims (10)
1. a kind of cutterhead, which is characterized in that including cutterhead body, knife bar and the cutterhead body are inserted in the cutterhead body
Be is flexibly connected with the knife bar, the knife bar upper end is provided with cutter, the knife bar lower end be successively arranged gate, activity cylinder and
Ring flange, the activity cylinder top are located at below the gate, and the ring flange top is located at below the movable cylinder and the flange
Disk and the knife bar detachable connection.
2. cutterhead according to claim 1, which is characterized in that hydraulic mandril is provided with outside the knife bar, it is described hydraulic
Be provided with the compression rod piece that can be used for temporarily the knife bar being connected in the cutterhead body outside mandril.
3. cutterhead according to claim 1, which is characterized in that the cutter is hobboing cutter or tearing cutter or cutter.
4. cutterhead according to claim 2, which is characterized in that be tubular guide rod below the knife bar, and the hydraulic top
It can be deeply to the inner cavity of the tubular guide rod when mandril elongation of bar.
5. cutterhead according to claim 1, which is characterized in that be provided with sealing element between the gate and the knife bar.
6. cutterhead according to claim 1, which is characterized in that be provided with connection spiral shell between the gate and the knife bar
Bolt.
7. cutterhead according to claim 1, which is characterized in that be provided with connection spiral shell between the ring flange and the knife bar
Bolt.
8. cutterhead according to claim 2, which is characterized in that the compression rod piece includes symmetrical left compression rod piece
With right compression rod piece.
9. cutterhead according to claim 8, which is characterized in that the left top for compressing rod piece and the right compression rod piece
It is provided with outside outer land and bottom is provided with inside interior land, the outer land and the detachable company of the cutterhead body
It connects, the interior land and the knife bar detachable connection.
10. a kind of shield machine, which is characterized in that install the claims 1 on the shield machine to claim 9 any one
The cutterhead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670556.5U CN208330379U (en) | 2018-05-07 | 2018-05-07 | A kind of cutterhead and shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670556.5U CN208330379U (en) | 2018-05-07 | 2018-05-07 | A kind of cutterhead and shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330379U true CN208330379U (en) | 2019-01-04 |
Family
ID=64776689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820670556.5U Active CN208330379U (en) | 2018-05-07 | 2018-05-07 | A kind of cutterhead and shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330379U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487913A (en) * | 2018-05-07 | 2018-09-04 | 中国铁建重工集团有限公司 | A kind of cutterhead and shield machine |
-
2018
- 2018-05-07 CN CN201820670556.5U patent/CN208330379U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487913A (en) * | 2018-05-07 | 2018-09-04 | 中国铁建重工集团有限公司 | A kind of cutterhead and shield machine |
| CN108487913B (en) * | 2018-05-07 | 2024-07-09 | 中国铁建重工集团股份有限公司 | Cutter head and shield tunneling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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 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. |
|
| CP01 | Change in the name or title of a patent holder |