CN206972245U - Rectangular curve pipe curtain development machine - Google Patents
Rectangular curve pipe curtain development machine Download PDFInfo
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- CN206972245U CN206972245U CN201720758442.1U CN201720758442U CN206972245U CN 206972245 U CN206972245 U CN 206972245U CN 201720758442 U CN201720758442 U CN 201720758442U CN 206972245 U CN206972245 U CN 206972245U
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- shield
- shield body
- pipe curtain
- pressing plate
- tube coupling
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Abstract
It the utility model is related to a kind of rectangular curve pipe curtain development machine, including shield body, the rectangle steel tube coupling for being arranged on the anterior cutterhead of shield body and drive system, being arranged on shield body rear portion and pushing tow system and the inside slag-tapping system being arranged in shield body and rectangle steel tube coupling, the cross section of the shield body and rectangle steel tube coupling is rectangle, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body, shield body axis and rectangular steel pipe the spindle line is the curve equal with curve pipe curtain curvature.The utility model is designed reasonably, using curved jacking, pressure arch can be formed, ensures the stability of the soil body, meet the needs of greater room excavation；Compared to conventional tube curtain jacking scheme, the utility model employs structure waterstop sealing mode, simple economy；Possess the multi-functional deviation-rectifying system of oil cylinder correction and slip casting auxiliary correction, effectively control posture；A kind of new propulsion system is provided, the system can adapt to the adjustment requirement of Curve Pipe Jacking, ensure that construction is precisely efficiently carried out.
Description
Technical field
The utility model belongs to Underground Space Excavation construction equipment technical field, and in particular to a kind of rectangular curve pipe curtain pick
Enter machine.
Background technology
Pipe curtain tunneling technique is that one kind realizes soil excavation by midget tube curtain machine, and rear portion jacking steel pipe is formed into the soil body
Advance support, then a kind of Novel non-excavation underground space of excavation construction agent structure constructs technology again, and the engineering method is mainly used
In the local underground space excavation project such as tunnel under railway, Metro Connection Passage, subway station, market place builet below the ground.
At present, straight line pipe roofing technology is progressively ripe, and also there was case the country, and curve pipe curtain is also in technical research
Stage.Different from rectilinear tubes curtain, drilling hole amount can be reduced using curve pipe-roof method, larger range of closing is formed and excavate sky
Between, pressure arch is more likely formed, improves working security, and ensure pore-forming accuracy.
Curve pipe curtain construction usage equipment is curve pipe curtain machine, can be divided into circular and rectangle according to the shape of section.It is circular
Curve pipe curtain machine technology is simple, but hermetic seal needs, using auxiliary processes such as slip casting or freezings, to be constructed between pipe curtain
This is higher.Rectangular curve pipe curtain machine can realize hermetic seal using contact surface, while rectangular tube curtain structure in itself can conduct
A part for engineering structure, cost can be substantially reduced.Therefore it is efficient, economical to realizing to develop a kind of rectangular curve pipe curtain machine
The construction of pipe curtain has great importance.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of square for the construction that can be applied to rectangular curve pipe curtain
Shape curve pipe curtain development machine.
To achieve the above object, technical scheme is used by the utility model：A kind of rectangular curve pipe curtain development machine, bag
Include shield body, be arranged on the anterior cutterhead of shield body and drive system, be arranged on shield body rear portion rectangle steel tube coupling and pushing tow system, with
And the inside slag-tapping system in shield body and rectangle steel tube coupling is arranged on, the cross section of the shield body and rectangle steel tube coupling is square
Shape, wherein the rectangular steel pipe section is shell structure, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body, the shield
Body axis and rectangular steel pipe nodal axisn line are the curve equal with curve pipe curtain curvature.
In the above-mentioned technical solutions, described drive system includes planetary gears, planet of the cutterhead in drive system
The profiling excavation that autobiography completes square-section with revolution, the cutterhead excavation area are carried out under the collective effect of gear and centre wheel
Less than 1m2。
In the above-mentioned technical solutions, described pushing tow system includes base, pipe bending cylinder and clamping device, described to clamp dress
Put and be clamped on rectangle steel tube coupling outer wall, the mounting seat of the pipe bending cylinder is fixed on base, its piston rod and clamping device
Connection.
In the above-mentioned technical solutions, described clamping device includes the first clamp arm, the second clamp arm and is separately positioned on
Pressing plate on first clamp arm and the second clamp arm, first clamp arm and the second clamp arm upper end are be hinged to form scissor knot
Structure, the top of scissor structure are provided with clamping cylinder, and the base and piston rod of the clamping cylinder correspond to respectively is arranged on the first folder
The top of tight arm and the second clamp arm, the scissor structure realize folding with the flexible of clamping cylinder, and the scissor structure is by institute
State platen clamp and full encirclement structure is formed on the outer wall of rectangle steel tube coupling.
In the above-mentioned technical solutions, described pressing plate is arranged at the outer wall corner of rectangle steel tube coupling, and its structure is by hanging down
The right angle platy structure that the horizontal pressing plate directly set and perpendicular pressing plate are formed, the corresponding hinge of horizontal pressing plate and perpendicular pressing plate junction of four pressing plates
It is connected on the upper and lower part of the first clamp arm and the second clamp arm.
In the above-mentioned technical solutions, the roughness of the free end inner surface of described horizontal pressing plate and perpendicular pressing plate is more than linkage section
Roughness.
In the above-mentioned technical solutions, the free end of described horizontal pressing plate and perpendicular pressing plate is embossed processing.
In the above-mentioned technical solutions, described shield body includes anterior shield, middle shield and tail shield, and the anterior shield and middle shield pass through external
Bolt assembly connects, wherein, described middle shield is made up of front and rear two parts, and middle shield is anterior, middle shield rear portion and tail shield lead to
Cross articulated system connection.
In the above-mentioned technical solutions, it is separately provided for and curve pipe curtain tube coupling on outer wall at left and right sides of described shield body
The groove and tenon longitudinally interlocked, ensure that tongue-and-groove direction of the development machine along curve pipe curtain carries out jacking.
In the above-mentioned technical solutions, a mud hole is respectively provided with the face of four, described anterior shield periphery, is connected on the inside of mud hole
There is autocontrol valve, realize that shield body beats soil auxiliary deviation-correcting function in real time.
The beneficial effects of the utility model are：
1st, the utility model excavates system by new driving and cutterhead and realizes that the profiling of square-section is excavated, and can be applied to
The construction of rectangular curve pipe curtain, larger range of closing can be formed and excavate space, pressure arch is more likely formed, improves construction safety
Property；
2nd, the utility model is by setting longitudinally interlocking for shield body that cross section is rectangle and rectangle steel tube coupling and both sides
Groove and tenon, structure waterstop sealing function can be achieved, simplify construction technology, construction cost can be reduced；
3rd, the rectangle steel tube coupling that the utility model includes is fixedly connected with the tail shield rear end of shield body, can ensure shield body and steel
The integral rigidity of pipe tube coupling, and shield body and rectangle steel tube coupling longitudinal axis have with curve pipe curtain identical curvature, be easy to essence
Quasi- construction；
4th, the utility model, which uses the pushing tow and steps up scheme, can increase clamp system and section of jurisdiction contact area, and increase rubs
Power is wiped, and then increases jacking force, and moment of flexure will not be produced；
5th, the utility model uses multistage linkwork, can make that tuning is more flexible, and telescopic direction is consistent；
6th, for the utility model in the mud hole that preceding shield body surrounding is set, achievable shield body beats soil auxiliary deviation-correcting function in real time,
It is a kind of cost-effective method for realizing gesture stability；
7th, in summary, the utility model overall construction design is reasonable, using curved jacking, can form pressure arch, protects
The stability of the soil body is demonstrate,proved, meets the needs of greater room excavation；Compared to conventional tube curtain jacking scheme, the utility model employs
Structure waterstop sealing mode, simple economy；Possesses the multi-functional deviation-rectifying system of oil cylinder correction and slip casting auxiliary correction, effectively control
Posture；A kind of new propulsion system is provided, the system can adapt to the adjustment requirement of Curve Pipe Jacking, ensure that construction is precisely efficient
Carry out.
Brief description of the drawings
Fig. 1 is the annexation enlarged diagram of structural representation and cutterhead of the present utility model, drive system and shield body；
Fig. 2 is the structural representation of shield body and the mplifying structure schematic diagram of mud valve inlet；
Fig. 3 is the section structure diagram of shield body；
Fig. 4 is the structural representation of pushing tow system；
Fig. 5 is the structural representation of clamping device.
Meaning in figure representated by label is：1st, cutterhead, 2, drive system, 3, shield body, 31, anterior shield, 301, automatically control
Valve, 32, middle shield, 33, tail shield, 34, articulated system, 35, groove and tenon, 4, slag-tapping system, 5, guidance system, 6, pushing tow system
System, 61, clamping device, 611, scissor structure, 611A, the first clamp arm, 611B, the second clamp arm, 612, pressing plate, 62, pushing tow
Oil cylinder, 63, base, 7, rectangle steel tube coupling.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment 1：Referring to Fig. 1 to Fig. 5, a kind of rectangular curve pipe curtain development machine, including shield body 3, to be arranged on shield body 3 anterior
Cutterhead 1 and drive system 2, be arranged on the rear portion of shield body 1 rectangle steel tube coupling 7 and pushing tow system 6 and be arranged on the and of shield body 3
The cross section of inside slag-tapping system 4 in rectangle steel tube coupling, the shield body 3 and rectangle steel tube coupling 7 is rectangle, wherein the square
Shape steel pipe joint 7 is shell structure, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body 3, the shield body axis and square
Shape steel pipe spindle line is the curve equal with curve pipe curtain curvature.
Described drive system 2 includes planetary gears, planetary gear and centre wheel of the cutterhead 1 in drive system 2
The profiling excavation that autobiography completes square-section with revolution is carried out under collective effect, the excavation area of cutterhead 1 is less than 1m2。
Described pushing tow system 6 includes base, pipe bending cylinder and clamping device 61, and the clamping device 61 is clamped in rectangle
On the outer wall of steel pipe joint 7, the mounting seat of the pipe bending cylinder is fixed on base 63, and its piston rod is connected with clamping device 61.
Described clamping device includes the first clamp arm 611A, the second clamp arm 611B and is separately positioned on the first clamp arm
With the pressing plate 612 on the second clamp arm, the first clamp arm 611A and the second clamp arm 611B upper ends are hinged and form scissor knot
Structure 611, the top of scissor structure 611 are provided with clamping cylinder, and the base and piston rod of the clamping cylinder correspond to respectively to be arranged on
First clamp arm 611A and the second clamp arm 611B top, the scissor structure 611 are opened with the flexible realization of clamping cylinder
Close, the pressing plate 612 is clamped on the outer wall of rectangle steel tube coupling by the scissor structure 611 forms full encirclement structure.Described pressure
Plate is arranged at the outer wall corner of rectangle steel tube coupling, and its structure is the L-square being made up of vertically disposed horizontal pressing plate and perpendicular pressing plate
Shape structure, the horizontal pressing plate of four pressing plates and perpendicular pressing plate junction are correspondingly hinged on the first clamp arm 611A and the second clamp arm 611B
Upper and lower part.Described shield body 3 includes anterior shield 31, middle shield 32 and tail shield 33, and the anterior shield 31 and middle shield 32 are by external
Bolt assembly connects, wherein, described middle shield 32 is made up of front and rear two parts, and middle shield is anterior, the middle rear portion of shield 32 and tail
Shield 33 is connected by articulated system.
Be separately provided on the described left and right sides outer wall of shield body 3 groove that is longitudinally interlocked with curve pipe curtain tube coupling with
Tenon 35, ensure that tongue-and-groove direction of the development machine along curve pipe curtain carries out jacking.It is respectively provided with described four, anterior shield periphery face
Mud hole, mud hole inner side are connected with autocontrol valve, inject mud into mud hole, realize that shield body is beaten soil auxiliary and entangled in real time
Inclined function.Described articulated system is the multistage articulated structure form formed by multiple hinged oil cylinders.
Embodiment 2, figure is not drawn into, and embodiment 2 and the structure of embodiment 1 are essentially identical, unlike：In order to increase pressing plate with
Frictional force between rectangle steel tube coupling, improve clamping force, if described horizontal pressing plate and the free end of perpendicular pressing plate be equipped with it is upward
Dry upward projection, or the free end of described horizontal pressing plate and perpendicular pressing plate are embossed processing.
Embodiment 3, embodiment 3 and the structure of embodiment 1 are essentially identical, unlike：Described horizontal pressing plate and perpendicular pressing plate
Upward boss is equipped with the inner surface of free end and forms clamping projections, using the pressing plate of the structure, is easy to make pressing plate and rectangle
Steel pipe joint wall contacts, and increase the frictional force between pressing plate and rectangle steel tube coupling, improve clamping force.
Claims (10)
1. rectangular curve pipe curtain development machine, including shield body, be arranged on the anterior cutterhead of shield body and drive system, be arranged on shield body after
The rectangle steel tube coupling and pushing tow system in portion and the inside slag-tapping system being arranged in shield body and rectangle steel tube coupling, its feature exist
In, the cross section of the shield body and rectangle steel tube coupling is rectangle, wherein the rectangular steel pipe section is shell structure, the rectangle steel
Tube coupling is fixedly connected with the tail shield rear end of shield body, and shield body axis and rectangular steel pipe the nodal axisn line is and curve pipe curtain curvature phase
Deng curve.
2. rectangular curve pipe curtain development machine according to claim 1, it is characterised in that described drive system includes planet
Gear mechanism, cutterhead carry out autobiography under the planetary gear of drive system and the collective effect of centre wheel and complete rectangle section with revolution
The profiling in face is excavated, and the cutterhead excavation area is less than 1m2。
3. rectangular curve pipe curtain development machine according to claim 1, it is characterised in that described pushing tow system includes bottom
Seat, pipe bending cylinder and clamping device, the gripping means grips are on rectangle steel tube coupling outer wall, the mounting seat of the pipe bending cylinder
It is fixed on base, its piston rod is connected with clamping device.
4. rectangular curve pipe curtain development machine according to claim 3, it is characterised in that described clamping device includes first
Clamp arm, the second clamp arm and the pressing plate being separately positioned on the first clamp arm and the second clamp arm, first clamp arm and
Second clamp arm upper end is be hinged to form scissor structure, and the top of scissor structure is provided with clamping cylinder, the base of the clamping cylinder
Correspond to the top installed in the first clamp arm and the second clamp arm respectively with piston rod, the scissor structure is with clamping cylinder
Flexible to realize folding, the scissor structure forms the platen clamp full encirclement structure on the outer wall of rectangle steel tube coupling.
5. according to the rectangular curve pipe curtain development machine described in claim 4, it is characterised in that described pressing plate is arranged on rectangular steel pipe
At the outer wall corner of section, its structure is the right angle platy structure that is made up of vertically disposed horizontal pressing plate and perpendicular pressing plate, four pressing plates
Horizontal pressing plate and perpendicular pressing plate junction be correspondingly hinged on the upper and lower part of the first clamp arm and the second clamp arm.
6. rectangular curve pipe curtain development machine according to claim 5, it is characterised in that described horizontal pressing plate and perpendicular pressing plate
The roughness of free end inner surface is more than the roughness of linkage section.
7. rectangular curve pipe curtain development machine according to claim 5, it is characterised in that described horizontal pressing plate and perpendicular pressing plate
Free end is embossed processing.
8. rectangular curve pipe curtain development machine according to claim 1, it is characterised in that described shield body include anterior shield, in
Shield and tail shield, the anterior shield and middle shield are connected by external bolt assembly, wherein, described middle shield is by front and rear two parts
Composition, middle shield is anterior, middle shield rear portion is connected with tail shield by articulated system.
9. the rectangular curve pipe curtain development machine according to claim 1 or 8, it is characterised in that at left and right sides of described shield body
The groove and tenon longitudinally interlocked with curve pipe curtain tube coupling is separately provided on outer wall, ensures development machine along curve pipe curtain
Tongue-and-groove direction carry out jacking.
10. rectangular curve pipe curtain development machine according to claim 8, it is characterised in that described four, anterior shield periphery face
On be respectively provided with a mud hole, be provided with autocontrol valve on the inside of mud hole, realize that shield body beats soil and aids in deviation-correcting function in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720758442.1U CN206972245U (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720758442.1U CN206972245U (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
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| Publication Number | Publication Date |
|---|---|
| CN206972245U true CN206972245U (en) | 2018-02-06 |
Family
ID=61406049
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720758442.1U Active CN206972245U (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN206972245U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871829A (en) * | 2018-07-19 | 2018-11-23 | 中铁工程装备集团有限公司 | A kind of curve pipe curtain machine experimental rig and its test method |
| CN112360486A (en) * | 2020-11-13 | 2021-02-12 | 安徽唐兴机械装备有限公司 | Cutting cutter head of circular cutting type rectangular pipe jacking machine |
| CN113685187A (en) * | 2021-08-16 | 2021-11-23 | 北京市市政一建设工程有限责任公司 | Small-clear-distance multi-hole underground excavation tunnel construction process |
-
2017
- 2017-06-27 CN CN201720758442.1U patent/CN206972245U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871829A (en) * | 2018-07-19 | 2018-11-23 | 中铁工程装备集团有限公司 | A kind of curve pipe curtain machine experimental rig and its test method |
| CN112360486A (en) * | 2020-11-13 | 2021-02-12 | 安徽唐兴机械装备有限公司 | Cutting cutter head of circular cutting type rectangular pipe jacking machine |
| CN112360486B (en) * | 2020-11-13 | 2022-11-15 | 安徽唐兴装备科技股份有限公司 | Cutting cutter disc of circular cutting type rectangular pipe jacking machine |
| CN113685187A (en) * | 2021-08-16 | 2021-11-23 | 北京市市政一建设工程有限责任公司 | Small-clear-distance multi-hole underground excavation tunnel construction process |
| CN113685187B (en) * | 2021-08-16 | 2023-12-01 | 北京市市政一建设工程有限责任公司 | Construction process of small-clear-distance multi-hole undercut tunnel |
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