CN109026047A - The tool head of rectangular top pipe development machine - Google Patents
The tool head of rectangular top pipe development machine Download PDFInfo
- Publication number
- CN109026047A CN109026047A CN201810893590.3A CN201810893590A CN109026047A CN 109026047 A CN109026047 A CN 109026047A CN 201810893590 A CN201810893590 A CN 201810893590A CN 109026047 A CN109026047 A CN 109026047A
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- Prior art keywords
- disc
- assembly
- rectangular
- rectangular cylinder
- wheel hub
- 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.)
- Pending
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- 238000009412 basement excavation Methods 0.000 claims abstract description 25
- 241000251468 Actinopterygii Species 0.000 claims abstract description 13
- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000005641 tunneling Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of tool heads of rectangular top pipe development machine, including rectangular cylinder, rectangular cylinder excavation face outer is equipped with the periphery guardrail of " rectangular-shaped " setting, the periphery guardrail forward edge position is equidistantly welded with periphery knife, the rectangular cylinder excavation face one encloses the reinforcement block for being also equidistantly welded with the setting that is integrally formed with periphery guardrail inner wall, the position hung at angle among the rectangular cylinder excavation face and close to four is respectively equipped with main mounting hole and secondary mounting hole, the area and dynamics of excavation are able to ascend by the composition formula design of operator disc assembly and secondary cutterhead assembly, and disc assembly of operating is identical with the structure of secondary cutterhead assembly and includes wheel hub and outer guard ring, wheel hub axial position is equipped with fish tail cutter head, the fish tail cutter head being arranged by axial projection can carry out preliminary be crushed during push-bench tunnels and open It digs, the pressure generated in jack-in process can be shared by the setting of multiple disc.
Description
Technical field
The present invention relates to pipe jacking tunnelling machine cutterhead technical field, specially a kind of combined knife of rectangular top pipe development machine
Disk.
Background technique
Rectangular top pipe development machine is a kind of effective tool for removing to excavate pipeline and tunnel by tunneling formula construction method, and knife
Disk is the primary tool of pipe jacking tunnelling machine full-face tunneling pipeline, but is tunneled in the prior art using being more single cutterhead
Efficiency is lower, and tool head support strength in the market is inadequate, is easy to make disc (i.e. spoke during driving
Item) it is broken, while the periphery guardrail of rectangular cylinder excavation face lacks support construction, is easily deformed the periphery so that on front side of it
Knife deforms, to enhance the propelling resistance of rectangular cylinder excavation face, thus also needs to improve.
Summary of the invention
The purpose of the present invention is to provide a kind of tool heads of rectangular top pipe development machine, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of tool head of rectangular top pipe development machine,
Including rectangular cylinder, rectangular cylinder excavation face outer is equipped with the periphery guardrail of " rectangular-shaped " setting, the periphery guardrail
Forward edge position is equidistantly welded with periphery knife, and the circle of rectangular cylinder excavation face one is also equidistantly welded with and periphery guardrail inner wall
Be integrally formed the reinforcement block of setting, and the position hung at angles among the rectangular cylinder excavation face and close to four is respectively equipped with
It is fixedly installed with the operator disk being used in conjunction with each other respectively in main mounting hole and secondary mounting hole, the main mounting hole and secondary mounting hole
Assembly and secondary cutterhead assembly, four secondary cutterhead assembly size shapes are identical and are respectively less than the space hold face for disc assembly of operating
Product.
Preferably, the operator disc assembly is identical with the structure of secondary cutterhead assembly, and the operator disc assembly and secondary cutterhead
Assembly includes wheel hub and the outer guard ring that is arranged using hub centre as dot, and the wheel hub axial position is equipped with fish tail cutter head,
The hub outer wall is placed equidistant with the disc connecting with outer guard ring front side spot welding, has been mounted equidistant respectively in advance on the disc
Knife and bite.
Preferably, the quantity of disc is six and two beyond secondary cutterhead assembly in the operator disc assembly, the elder generation
Row knife is equidistantly mounted in the middle separated time of disc, and the bite and dual-pilot cutter are to be staggered and be welded on disc in pairs
Front side both sides.
Preferably, the direction of the bite blade is towards disc outside, and blade is vacantly located on the outside of disc, the elder generation
The cutting face height of row knife is higher than the cutting face of bite, and the inverted V shaped setting of dual-pilot cutter blade.
Preferably, it is adding for integrated setting that the disc bottom face, which is welded with far from the side of outer guard ring with hub outer wall,
Strengthening tendons, and wear-resisting steel plate is also equidistantly connected between the adjacent disc bottom.
Preferably, run through in pairs at left and right sides of rectangular cylinder excavation face bottom and be connected with screw input feeder, and is described
Screw input feeder is connected with the soil room of front in rectangular cylinder, total by screw input feeder and operator disc assembly and secondary cutterhead
At mutual cooperation pug is delivered to soil room.
Compared with prior art, the beneficial effects of the present invention are:
1, the area and dynamics of excavation are able to ascend by the composition formula design of operator disc assembly and secondary cutterhead assembly, and led
Cutterhead assembly is identical with the structure of secondary cutterhead assembly and includes wheel hub and outer guard ring, and wheel hub axial position is equipped with fish tail knife
Head, the fish tail cutter head being arranged by axial projection can carry out preliminary be crushed during push-bench tunnels and excavate, outside wheel hub
Wall is placed equidistant with the disc connecting with outer guard ring front side spot welding, can be shared in jack-in process and be produced by the setting of multiple disc
Dual-pilot cutter and bite has been mounted equidistant on disc in raw pressure respectively, can by the mutual cooperation of dual-pilot cutter and bite
It is crushed driving again on the basis of fish tail cutter head driving；Periphery guardrail forward edge position is equidistantly welded with periphery knife,
Soil can be excavated at periphery guardrail edge by the setting of periphery knife, reduce the resistance generated when excavating, so as to
It is enough more comprehensively to carry out pipe excavation and promote；
2, disc bottom face is welded with the reinforcing rib with hub outer wall for integrated setting, and phase far from the side of outer guard ring
Wear-resisting steel plate is also connected between adjacent disc bottom, reinforcing rib and wear-resisting steel plate are also fabricated by cemented carbide material, are led to
The mutual cooperation for crossing reinforcing rib and wear-resisting steel plate is able to ascend the anti-pressure ability of disc and entire cutterhead, anti-so as to play
The effect of deformation.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the position relationship structural diagram between rectangular cylinder of the present invention and main mounting hole and secondary mounting hole；
Fig. 3 is the secondary cutterhead assembly component structure diagram of the present invention；
Connection relationship structural schematic diagram of the Fig. 4 between wheel hub of the present invention, disc and reinforcing rib；
Fig. 5 is disc component structure diagram of the present invention；
Position relationship structural diagram of the Fig. 6 between wheel hub of the present invention and fish tail cutter head.
In figure: 1 rectangular cylinder, 2 periphery guardrails, 3 periphery knives, 4 reinforcement blocks, 5 main mounting holes, 6 secondary mounting holes, 7 operator disks
Assembly, 8 secondary cutterhead assemblies, 9 wheel hubs, 10 outer guard rings, 11 fish tail cutter heads, 12 disc, 13 dual-pilot cutters, 14 bites, 15 reinforcing ribs,
16 wear-resisting steel plates.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: a kind of tool head of rectangular top pipe development machine, packet
Rectangular cylinder 1 is included, the 1 excavation face outer of rectangular cylinder is equipped with the periphery guardrail 2 of " rectangular-shaped " setting, the periphery guardrail
2 forward edge positions are equidistantly welded with periphery knife 3, can be carried out at 2 edge of periphery guardrail to soil by the setting of periphery knife 3
It excavates, reduces the resistance generated when excavating, 1 excavation face one of the rectangular cylinder circle is also equidistantly welded with and 2 inner wall of periphery guardrail
Be integrally formed the reinforcement block 4 of setting, and it is strong to reinforce periphery guardrail 2 and the connection of rectangular cylinder 1 by the setting of reinforcement block 4
Degree, 1 excavation face of the rectangular cylinder centre and the position hung at angles close to four are respectively equipped with main mounting hole 5 and secondary mounting hole
6, it is fixedly installed with the operator disc assembly 7 being used in conjunction with each other respectively in the main mounting hole 5 and secondary mounting hole 6 and secondary cutterhead is total
Identical at 8, four secondary cutterhead 8 size shapes of assembly and disc assembly 7 of respectively less than operating dimensional footprint.
Specifically, the operator disc assembly 7 is identical with the structure of secondary cutterhead assembly 8, and the operator disc assembly 7 and secondary knife
For disc assembly 8 including wheel hub 9 and the outer guard ring 10 being arranged using 9 center of wheel hub as dot, 9 axial position of wheel hub is equipped with fish
Tail cutter head 11,9 outer wall of wheel hub are placed equidistant with the disc 12 connecting with outer 10 front side spot welding of guard ring, divide on the disc 12
Dual-pilot cutter 13 and bite 14 have not been mounted equidistant, what the fish tail cutter head 11 being arranged by axial projection can be tunneled in push-bench
Preliminary broken excavation is carried out in the process, and the pressure generated in jack-in process can be shared by the setting of multiple disc 12, passed through
The mutual cooperation of dual-pilot cutter 13 and bite 14 can be crushed again driving on the basis of fish tail cutter head 11 tunnels.
Specifically, the quantity of disc 12 is six and two beyond secondary cutterhead assembly 8 in the operator disc assembly 7, institute
It states dual-pilot cutter 13 to be equidistantly mounted in the middle separated time of disc 12, the bite 14 and dual-pilot cutter 13 are to be staggered and two-by-two one
Group welding facilitates on the front side both sides of disc 12 and is used cooperatively the two.
Specifically, the direction of 14 blade of bite is towards the outside of disc 12, and blade is vacantly located at 12 outside of disc,
The cutting face height of the dual-pilot cutter 13 is higher than the cutting face of bite 14, and the inverted V shaped setting of 13 blade of the dual-pilot cutter, institute
It states bite 14 and dual-pilot cutter 13 is that hard alloy is fabricated, hard alloy is for bite 14 made of raw material casting and first
Row knife 13 possesses higher hardness and intensity, and the setting of 13 different direction of bite 14 and dual-pilot cutter just with the positive and negative phase inversion of cutterhead
Cooperation promotes tunneling effect.
It is set specifically, 12 bottom face of disc is welded with far from the side of outer guard ring 10 with 9 outer wall of wheel hub to be integrated
The reinforcing rib 15 set, and wear-resisting steel plate 16 is also equidistantly connected between adjacent 12 bottom of the disc, the reinforcing rib 15 and resistance to
Mill steel plate 16 is also fabricated by cemented carbide material, passes through the mutual cooperation of 15 reinforcing rib 15 and wear-resisting steel plate 16 of reinforcing rib
It is able to ascend the anti-pressure ability of disc 12 and entire cutterhead, so as to play the role of resistance to deformation.
It is connected with screw input feeder specifically, running through in pairs at left and right sides of the 1 excavation face bottom of rectangular cylinder, and described
Screw input feeder is connected with the soil room of front in rectangular cylinder 1, passes through screw input feeder and operator disc assembly 7 and secondary cutterhead
Pug is delivered to soil room by the mutual cooperation of assembly 8.
Working principle: a kind of tool head of rectangular top pipe development machine of the present invention, 1 excavation face of rectangular cylinder pass through respectively
Main mounting hole 5 and secondary mounting hole 6 are mounted with operator disc assembly 7 and secondary cutterhead assembly 8, pass through operator disc assembly 7 and secondary knife
The composition formula design of disc assembly 8 is able to ascend the area and dynamics of excavation, and the structure of operate disc assembly 7 and secondary cutterhead assembly 8
Identical and include wheel hub 9 and outer guard ring 10,9 axial position of wheel hub is equipped with fish tail cutter head 11, passes through what axial projection was arranged
Fish tail cutter head 11 can carry out preliminary broken excavation during push-bench tunnels, and 9 outer wall of wheel hub has been placed equidistant with and outer shield
The disc 12 for enclosing 10 front side spot welding connection, can share the pressure generated in jack-in process, spoke by the setting of multiple disc 12
Dual-pilot cutter 13 and bite 14 has been mounted equidistant on plate 12 respectively, it can be by the mutual cooperation of dual-pilot cutter 13 and bite 14
Fish tail cutter head 11 is crushed driving on the basis of tunneling again；Guardrail 2 forward edge position in periphery is equidistantly welded with periphery knife
3, soil can be excavated at 2 edge of periphery guardrail by the setting of periphery knife 3, reduce the resistance generated when excavating, from
And it can more comprehensively carry out pipe excavation and promote；Pass through screw input feeder and operator disc assembly 7 and pair cutterhead assembly 8
It cooperates and pug is delivered to soil room；In addition, 12 bottom face of disc far from the side of outer guard ring 10 be welded with outside wheel hub 9
Wall is the reinforcing rib 15 of integration setting, and wear-resisting steel plate 16 is also connected between 12 bottom of adjacent disc, reinforcing rib 15 and resistance to
Mill steel plate 16 is also fabricated by cemented carbide material, is able to ascend by the mutual cooperation of reinforcing rib 15 and wear-resisting steel plate 16
The anti-pressure ability of disc 12 and entire cutterhead, so as to play the role of resistance to deformation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of tool head of rectangular top pipe development machine, including rectangular cylinder (1), it is characterised in that: the rectangular cylinder
(1) excavation face outer is equipped with the periphery guardrail (2) of " rectangular-shaped " setting, and periphery guardrail (2) the forward edge position is equidistant
It is welded with periphery knife (3), the circle of rectangular cylinder (1) excavation face one is also equidistantly welded with to be integrated with periphery guardrail (2) inner wall
The reinforcement block (4) of setting is formed, rectangular cylinder (1) the excavation face centre and the position hung at angles close to four are respectively equipped with
It is fixedly installed with mutual cooperation respectively in main mounting hole (5) and secondary mounting hole (6), the main mounting hole (5) and secondary mounting hole (6)
The operator disc assembly (7) used and secondary cutterhead assembly (8), four described secondary cutterhead assembly (8) size shapes are identical and are respectively less than
The dimensional footprint of operator disc assembly (7).
2. a kind of tool head of rectangular top pipe development machine according to claim 1, it is characterised in that: the operator disk
Assembly (7) is identical with the structure of secondary cutterhead assembly (8), and the operator disc assembly (7) and secondary cutterhead assembly (8) include wheel hub
(9) and using the outer guard ring (10) that wheel hub (9) center is arranged as dot, wheel hub (9) axial position is equipped with fish tail cutter head
(11), wheel hub (9) outer wall is placed equidistant with the disc (12) connecting with spot welding on front side of outer guard ring (10), the disc (12)
It is upper that dual-pilot cutter (13) and bite (14) have been mounted equidistant respectively.
3. a kind of tool head of rectangular top pipe development machine according to claim 2, it is characterised in that: the operator disk
The quantity of disc (12) is six and two beyond secondary cutterhead assembly (8) in assembly (7), and the dual-pilot cutter (13) is mounted equidistant
In the middle separated time of disc (12), the bite (14) and dual-pilot cutter (13) are to be staggered and be welded on disc in pairs
(12) front side both sides.
4. a kind of tool head of rectangular top pipe development machine according to claim 2, it is characterised in that: the bite
(14) direction of blade is towards disc (12) outside, and blade is vacantly located on the outside of disc (12), and dual-pilot cutter (13) are cut
Bevel height is higher than the cutting face of bite (14), and the inverted V shaped setting of the dual-pilot cutter (13) blade.
5. a kind of tool head of rectangular top pipe development machine according to claim 2, it is characterised in that: the disc
(12) bottom face is welded with the reinforcing rib (15) with wheel hub (9) outer wall for integrated setting far from the side of outer guard ring (10), and
Wear-resisting steel plate (16) are also equidistantly connected between the adjacent disc (12) bottom.
6. a kind of tool head of rectangular top pipe development machine according to claim 1, it is characterised in that: the rectangular cylinder
Run through in pairs at left and right sides of body (1) excavation face bottom and be connected with screw input feeder, and the screw input feeder and rectangular cylinder (1)
The soil room of interior front is connected, will by screw input feeder and operator disc assembly (7) and the mutual cooperation of secondary cutterhead assembly (8)
Pug is delivered to soil room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893590.3A CN109026047A (en) | 2018-08-08 | 2018-08-08 | The tool head of rectangular top pipe development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810893590.3A CN109026047A (en) | 2018-08-08 | 2018-08-08 | The tool head of rectangular top pipe development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109026047A true CN109026047A (en) | 2018-12-18 |
Family
ID=64649920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810893590.3A Pending CN109026047A (en) | 2018-08-08 | 2018-08-08 | The tool head of rectangular top pipe development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109026047A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878903A (en) * | 2021-01-21 | 2021-06-01 | 四川省铁路建设有限公司 | Drilling device for rectangular pile foundation |
| CN114738550A (en) * | 2022-02-23 | 2022-07-12 | 北京有新环保科技有限公司 | Pipe jacking machine capable of being disassembled in pipeline |
| CN116717258A (en) * | 2023-08-07 | 2023-09-08 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Shaft development machine cutterhead assembly and shaft development machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878903A (en) * | 2021-01-21 | 2021-06-01 | 四川省铁路建设有限公司 | Drilling device for rectangular pile foundation |
| CN114738550A (en) * | 2022-02-23 | 2022-07-12 | 北京有新环保科技有限公司 | Pipe jacking machine capable of being disassembled in pipeline |
| CN116717258A (en) * | 2023-08-07 | 2023-09-08 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Shaft development machine cutterhead assembly and shaft development machine |
| CN116717258B (en) * | 2023-08-07 | 2023-10-17 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队(山东省地矿工程勘察院) | Shaft development machine cutterhead assembly and shaft development machine |
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Application publication date: 20181218 |