CN206694034U - Multiple edge body tail shield structural member - Google Patents
Multiple edge body tail shield structural member Download PDFInfo
- Publication number
- CN206694034U CN206694034U CN201720354109.4U CN201720354109U CN206694034U CN 206694034 U CN206694034 U CN 206694034U CN 201720354109 U CN201720354109 U CN 201720354109U CN 206694034 U CN206694034 U CN 206694034U
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- Prior art keywords
- arc
- multiple edge
- edge body
- slip casting
- structural member
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Abstract
The utility model discloses a kind of multiple edge body tail shield structural member, is configured to multiple edge body by multigroup first slip casting plate, the first arc, the second slip casting plate, the second arc and the 3rd arc, multiple edge body outer surface is formed with axial notch.Multiple edge body tail shield structural member of the present utility model, the multiple edge body being directly made up of pieces cuboid plate and arc plate, additional one inscribed sealed circular ring (or adpting flange of an end welding) is formed, no longer need to correct repeatedly and weld seam cavetto after group spot welding, so as to simplify manufacturing process, it is easy to manufacture, the shield body that multiple edge body structure reduces in shield machine tunneling process again simultaneously sidewinders risk, and the axial notch that multiple edge body outer surface is formed, the tunnel inner wall that faceted pebble counteracts in tunneling process to a certain extent again shrinks, from without deliberately reducing tail shield diameter again, it is advantageously ensured that the safety work space inside tail shield.
Description
Technical field
A kind of shield tail shield structural member is the utility model is related to, belongs to shield machine technical field.
Background technology
Existing shield tail shield structural member is typically a multiple edge body being made up of pieces strip and arc through repeatedly
The cylindrical tube that correction and weld seam cavetto form, additional one inscribed sealed circular ring (or adpting flange of an end welding)
The thin-wall circular cylinder of composition, there is cylindricity requirement.Because its cylindrical tube is to be repaiied on the basis of multiple edge body through correcting repeatedly with weld seam
Circle forms, and multiple edge body is changed into the process of cylindrical tube, and not only complex process, correction and weld seam cavetto workload are big, and cylindricity
It is difficult to ensure that；And the columnar structured shield body side for being unfavorable for preventing on the contrary in shield machine tunneling process to be formed of taking a lot of trouble
Rolling.In addition, current designs have to reduce tail shield diameter to offset the contraction of the tunnel inner wall in tunneling process, and tail shield is straight
Direct result caused by the reduction in footpath is exactly the reduction of tail shield internal security working space.
The content of the invention
Technical problem to be solved in the utility model is the defects of presence for prior art, there is provided a kind of multiple edge body tail
Shield structural member.
To solve this technical problem, the utility model provides a kind of multiple edge body tail shield structural member, by multigroup first note
Pulpboard, the first arc, the second slip casting plate, the second arc and the 3rd arc are configured to multiple edge body, multiple edge body outer surface shape
Into there is axial notch；The first slip casting plate is cuboid plank frame, studs with Grouting Pipe and oil grease tube, the second slip casting inside it
Plate is also cuboid plank frame, and inside individually studs with Grouting Pipe or oil grease tube；First arc, the second arc and
The arc plate that three arcs are arc radius and length is identical, arc length is different；The first slip casting of array plate, the first arc,
Two slip casting plates, the second arc, the second slip casting plate, the 3rd arc sequentially surround be integrally formed multiple edge body main body successively, each structure
The axial notch that part junction outer surface is formed；Sealed circular ring, composition active hinged shield is inscribed in multiple edge body body front end
The tail shield structural member of machine, or it is welded to connect the tail shield structure of flange, the passive hinged shield machine of composition in multiple edge body body front end
Part.
The sealed circular ring is the columnar structured part that outer round surface is postwelding machine-shaping.
The adpting flange is flat board annulus part.
First arc, the second arc and the 3rd arc are by same arc radius and the length requirement of meeting
Cylindrical tube is split to form by arc length.
Multigroup first slip casting plate, the first arc, the second slip casting plate, the second arc, the second slip casting plate, the 3rd arc
The outer surface axial direction weld seam that is formed between multiple edge body its each adjacent members of shape plate composition and each arc it is maximum cylindrical
Side bus is on the same outer pitch cylinder suitable with middle shield rear portion external diameter.
Beneficial effect：Multiple edge body tail shield structural member of the present utility model, directly by pieces cuboid plate and arc plate
The multiple edge body of composition, additional one inscribed sealed circular ring (or adpting flange of an end welding) is formed, after group spot welding
No longer need to correct repeatedly with weld seam cavetto, so as to simplify manufacturing process, be easy to manufacture, while multiple edge body structure reduces again
Shield body in shield machine tunneling process sidewinders risk, and axial notch that multiple edge body outer surface is formed, faceted pebble are in certain journey
Counteract tunnel inner wall in tunneling process on degree to shrink, from without deliberately reducing tail shield diameter again, it is advantageously ensured that tail shield
Internal safety work space.
Brief description of the drawings
Fig. 1 is the structural representation front view of the utility model active hinged shield tail shield structural member；
Fig. 2 is the structural representation left view of the utility model active hinged shield tail shield structural member；
Fig. 3 is the structural representation front view of the passive hinged shield tail shield structural member of the utility model；
Fig. 4 is the structural representation left view of the passive hinged shield tail shield structural member of the utility model.
In figure：It is 1 first slip casting plate, 2 first arcs, 3 second slip casting plates, 4 second arcs, 5 the 3rd arcs, 6 close
Seal annulus, 7 adpting flanges.
Embodiment
Below in conjunction with the accompanying drawings and embodiment specifically describes to the utility model.
Embodiment 1
Fig. 1 show the structural representation front view of the utility model active hinged shield tail shield structural member.
Fig. 2 show the structural representation left view of the utility model active hinged shield tail shield structural member.
The utility model is by multigroup first slip casting plate 1, the first arc 2, the second slip casting plate 3, the second arc 4 and the 3rd
Arc 5 is configured to multiple edge body, and multiple edge body outer surface can be offset in the tunnel in tunneling process formed with axial notch, faceted pebble
Wall shrink, from without again deliberately reduce tail shield diameter, it is advantageously ensured that the safety work space inside tail shield.
The first slip casting plate 1 is cuboid plank frame, studs with Grouting Pipe and oil grease tube, the second slip casting plate 3 inside it
Also it is cuboid plank frame, inside individually studs with Grouting Pipe or oil grease tube, for the ease of fabricating and being formed faceted pebble, first
The top and bottom of 1 and second slip casting plate of slip casting plate 3 are no longer arcwall faces but are designed directly to plane.
First arc 2, the second arc 4 and the 3rd arc 5 are arc radius and length is identical, arc length is different
Arc plate.
The first slip casting of array plate 1, the first arc 2, the second slip casting plate 3, the second arc 4, the second slip casting plate the 3, the 3rd
Arc 5 sequentially surrounds successively is integrally formed multiple edge body main body, the axial notch that each element joints outer surface is formed.
Sealed circular ring 6 is inscribed in multiple edge body body front end, forms the tail shield structural member of active hinged shield machine.
The sealed circular ring 6 is the columnar structured part that outer round surface is postwelding machine-shaping.
First arc 2, the second arc 4 and the 3rd arc 5 meet that arc radius and length will by same
The cylindrical tube asked is split to form by arc length.
Multigroup first slip casting plate 1, the first arc 2, the second slip casting plate 3, the second arc 4, the second slip casting plate 3,
The outer surface axial direction weld seam and each arc formed between its each adjacent members of the multiple edge body of 3rd arc 5 composition is most
Large cylindrical side bus is on the same outer pitch cylinder suitable with middle shield rear portion external diameter.
Embodiment 2
Fig. 3 show the structural representation front view of the passive hinged shield tail shield structural member of the utility model.
Fig. 4 show the structural representation left view of the passive hinged shield tail shield structural member of the utility model.
The utility model is by multigroup first slip casting plate 1, the first arc 2, the second slip casting plate 3, the second arc 4 and the 3rd
Arc 5 is configured to multiple edge body, and multiple edge body outer surface can be offset in the tunnel in tunneling process formed with axial notch, faceted pebble
Wall shrink, from without again deliberately reduce tail shield diameter, it is advantageously ensured that the safety work space inside tail shield.
The first slip casting plate 1 is cuboid plank frame, studs with Grouting Pipe and oil grease tube, the second slip casting plate 3 inside it
Also it is cuboid plank frame, inside individually studs with Grouting Pipe or oil grease tube, for the ease of fabricating and being formed faceted pebble, first
The top and bottom of 1 and second slip casting plate of slip casting plate 3 are no longer arcwall faces but are designed directly to plane.
First arc 2, the second arc 4 and the 3rd arc 5 are arc radius and length is identical, arc length is different
Arc plate.
The first slip casting of array plate 1, the first arc 2, the second slip casting plate 3, the second arc 4, the second slip casting plate the 3, the 3rd
Arc 5 sequentially surrounds successively is integrally formed multiple edge body main body, the axial notch that each element joints outer surface is formed.
Flange 7 is welded to connect in multiple edge body body front end, forms the tail shield structural member of passive hinged shield machine.
The adpting flange 7 is flat board annulus part.
First arc 2, the second arc 4 and the 3rd arc 5 meet that arc radius and length will by same
The cylindrical tube asked is split to form by arc length.
Multigroup first slip casting plate 1, the first arc 2, the second slip casting plate 3, the second arc 4, the second slip casting plate 3,
The outer surface axial direction weld seam and each arc formed between its each adjacent members of the multiple edge body of 3rd arc 5 composition is most
Large cylindrical side bus is on the same outer pitch cylinder suitable with middle shield rear portion external diameter.
The group point preparation method of the utility model multiple edge body tail shield structural member, specifically comprises the following steps：
Step 1：Make arc plate：It is cleaved arc radius to be made and length is identical, arc length by roll of steel plate rounding cylinder
Different the first arc 2, the second arc 4 and the 3rd arcs 5；
Step 2：Make slip casting plate：Plane is directly processed into cuboid plank frame top and bottom in advance, inlays note inside it
The first slip casting plate 1 is made in slurry pipe and oil grease tube, and inside individually inlays Grouting Pipe or the second slip casting plate 3 is made in oil grease tube；
Step 3：A spoke type positioning core axle is made according to pitch circle size in multiple edge body with suitable section bar, and should
Spoke type positioning core axle is vertically fixed on technique flat board；
Step 4：By each slip casting plate being fabricated separately, arc around the positioning core axle in order successively group o'clock into one
Individual more rib cylinders, and confirm the maximum cylindrical side of the outer surface axial direction weld seam and each arc formed between each adjacent members
Bus is on same outer pitch cylinder, and the outer pitch diameter is suitable with middle shield rear portion external diameter；
Step 5：It is confirmed it is errorless after, weld multiple edge body according to symmetrical welding principle；
Step 6：After multiple edge body welds, then multiple edge body front end will be connected in sealed circular ring 6 and is welded into one, forms completely
Active hinged shield machine tail shield structural member；Or adpting flange 7 is welded to multiple edge body front end, forms passive hinged
The tail shield structural member of shield machine.
Multiple edge body tail shield structural member of the present utility model, the more ribs being directly made up of pieces cuboid plate and arc plate
Body, additional one inscribed sealed circular ring (or adpting flange of an end welding) are formed, no longer needed after group spot welding anti-
Multiple correction and weld seam cavetto, so as to simplify manufacturing process, be easy to manufacture, while multiple edge body structure reduces shield machine driving again
During shield body sidewinder risk, and axial notch, faceted pebble that multiple edge body outer surface is formed counteract to a certain extent
Tunnel inner wall in tunneling process shrinks, from without deliberately reducing tail shield diameter again, it is advantageously ensured that the safety inside tail shield
Working space.
The utility model the embodiment above, is merely illustrative, be not it is only, it is all in the scope of the utility model
Or the change in equivalent the scope of the utility model is surrounded by the utility model.
Claims (5)
- A kind of 1. multiple edge body tail shield structural member, it is characterised in that：By multigroup first slip casting plate (1), the first arc (2), second Slip casting plate (3), the second arc (4) and the 3rd arc (5) are configured to multiple edge body, and the multiple edge body outer surface is formed with axially recessed Groove；The first slip casting plate (1) is cuboid plank frame, studs with Grouting Pipe and oil grease tube inside it, the second slip casting plate (3) is also For cuboid plank frame, inside individually studs with Grouting Pipe or oil grease tube；First arc (2), the second arc (4) and 3rd arc (5) is by arc radius and length are identical, arc length is different arc plate；Array the first slip casting plate (1), the first arc Shape plate (2), the second slip casting plate (3), the second arc (4), the second slip casting plate (3), the 3rd arc (5) sequentially surround one successively Body forms multiple edge body main body, the axial notch that each element joints outer surface is formed；In the inscribed sealing circle of multiple edge body body front end Ring (6), the tail shield structural member for forming active hinged shield machine, or it is welded to connect flange (7), composition in multiple edge body body front end The tail shield structural member of passive hinged shield machine.
- 2. multiple edge body tail shield structural member according to claim 1, it is characterised in that：The sealed circular ring (6) is cylindrical table Face is the columnar structured part of postwelding machine-shaping.
- 3. multiple edge body tail shield structural member according to claim 1, it is characterised in that：The adpting flange (7) is justified for flat board Ring.
- 4. multiple edge body tail shield structural member according to claim 1, it is characterised in that：First arc (2), the second arc Shape plate (4) and the 3rd arc (5) are split to form by the same cylindrical tube for meeting arc radius and length requirement by arc length.
- 5. the multiple edge body tail shield structural member according to claim any one of 1-4, it is characterised in that：Multigroup first slip casting Plate (1), the first arc (2), the second slip casting plate (3), the second arc (4), the second slip casting plate (3), the 3rd arc (5) group Into multiple edge body its each adjacent members between the maximum cylindrical side bus of the outer surface axial direction weld seam that is formed and each arc On the same outer pitch cylinder suitable with middle shield rear portion external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720354109.4U CN206694034U (en) | 2017-04-06 | 2017-04-06 | Multiple edge body tail shield structural member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720354109.4U CN206694034U (en) | 2017-04-06 | 2017-04-06 | Multiple edge body tail shield structural member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206694034U true CN206694034U (en) | 2017-12-01 |
Family
ID=60441772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720354109.4U Active CN206694034U (en) | 2017-04-06 | 2017-04-06 | Multiple edge body tail shield structural member |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907156A (en) * | 2017-04-06 | 2017-06-30 | 济南中铁重工轨道装备有限公司 | Multiple edge body tail shield structural member and its group point preparation method |
-
2017
- 2017-04-06 CN CN201720354109.4U patent/CN206694034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907156A (en) * | 2017-04-06 | 2017-06-30 | 济南中铁重工轨道装备有限公司 | Multiple edge body tail shield structural member and its group point preparation method |
| CN106907156B (en) * | 2017-04-06 | 2023-11-03 | 济南中铁重工轨道装备有限公司 | Multi-edge tail shield structural member assembly point manufacturing method |
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