CN108019226B - Tunnel lining trolley end template - Google Patents
Tunnel lining trolley end template Download PDFInfo
- Publication number
- CN108019226B CN108019226B CN201711475743.4A CN201711475743A CN108019226B CN 108019226 B CN108019226 B CN 108019226B CN 201711475743 A CN201711475743 A CN 201711475743A CN 108019226 B CN108019226 B CN 108019226B
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- template
- water stop
- lining trolley
- lower template
- tunnel lining
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000005266 casting Methods 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 239000004570 mortar (masonry) Substances 0.000 description 8
- 238000007493 shaping process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007849 functional defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/385—Sealing means positioned between adjacent lining members
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a tunnel lining trolley end template, which comprises a back-attached water stop, a buried water stop and an air bag, and is characterized by further comprising a crochet hook, an end template and a connecting mechanism; the end template comprises an upper template and a lower template, one end of the embedded water stop is arranged between the upper template and the lower template, a groove is formed in the lower template, the crochet hook is provided with a sharp end part bent backwards and a handle part, the crochet hook is arranged in the groove, the sharp end part bent backwards of the crochet hook is inserted into the embedded water stop, one side of the upper template, far away from the embedded water stop, is vertically provided with a mounting plate, the lower template is provided with an arc-shaped baffle strip with a right triangle cross section, an arc surface and a conical surface are formed on the arc-shaped baffle strip, the arc surface of the arc-shaped baffle strip is matched with the template of the tunnel lining trolley, and the conical surface and the templates of the end template and the tunnel lining trolley jointly form a pouring area.
Description
Technical Field
The invention relates to the technical field of lining trolley equipment, in particular to a tunnel lining trolley end template.
Background
The end template of current lining platform truck adopts a plurality of template combinations that separate with the platform truck to form, needs manual installation, concatenation and seal before pouring, is inconvenient for the dismouting, and generally adopts wooden template, causes damage or deformation easily at the in-process of assembling repeatedly and dismantling, is unfavorable for improving pouring efficiency, in addition, because the error that produces often leads to forming the step in the seam crossing of two sections two liners during the operation, influences pouring effect.
The end head template of the existing lining trolley is not added with a special water stop fixing structure design, has no function of forming a specific joint structure on the two lining end surfaces in the casting operation process, has great functional defects in the operation, and is difficult to meet the high-efficiency operation requirement.
Disclosure of Invention
The invention aims to provide a tunnel lining trolley end template, which overcomes the defects in the prior art, avoids steps at the joint of two liners and improves the working efficiency.
The invention solves the problems by adopting the following technical scheme: the tunnel lining trolley end template comprises a back-attached water stop, a buried water stop and an air bag, and is characterized by further comprising a crochet hook, an end template and a connecting mechanism; the end template comprises an upper template and a lower template, one end of a middle-buried water stop is arranged between the upper template and the lower template, a groove is formed in the lower template, a hook needle is provided with a sharp end part bent backwards and a handle part, the hook needle is arranged in the groove, the sharp end part bent backwards of the hook needle is inserted into the middle-buried water stop, the handle part of the hook needle is arranged in the axial extension of the groove, one side of the upper template far away from the middle-buried water stop is vertically provided with a mounting plate, the lower template is provided with an arc-shaped stop strip with a right triangle-shaped cross section, an arc surface and a conical surface are formed on the arc-shaped stop strip, the arc-shaped surface of the arc-shaped stop strip is matched with the templates of the tunnel lining trolley, the conical surface jointly forms a pouring area with the end template and the templates of the tunnel lining trolley, the back-attached water stop strip is arranged at the vault position of the pouring area, the air bag is arranged between the back-attached water stop strip and the mounting plate, and the lower template is connected to the framework of the front end of the main end of the lining trolley through a connecting mechanism. The arrangement of the groove and the crochet hook ensures that the buried water stop is firmer when concrete mortar is poured, the crochet hook is arranged on the lower side of the water stop, the generation of gaps is avoided, and effective water prevention can be realized. The arrangement of the arc-shaped stop bars enables the two lining end parts after casting to form a specific conical surface, and the sealing performance in the casting process is ensured by matching the arc-shaped stop bars with the templates of the lining trolley. The arrangement of the air bags ensures the tightness in the casting operation process and can also provide pressure for the upper template and the lower template.
The upper template and the lower template are respectively provided with an upper supporting part vertical to the upper template and a lower supporting part vertical to the lower template at the positions close to the embedded water stop, and the upper supporting part and the lower supporting part are both abutted on the embedded water stop. The upper support part and the lower support part compress the embedded water stop belt under the action of the air bag pressure during casting operation.
The groove is a semicircular groove and is arranged on the lower supporting part of the lower template in a penetrating way, and the size of the groove is matched with the size of the crochet hook. The semicircular groove is convenient to mold and is convenient for supporting the crochet hook.
The invention also comprises a shaping member which is arranged in a hollow groove formed on the two lining end surfaces of the arc-shaped baffle strip in the previous casting. In the concrete mortar pouring process, the matching of the shaping member and the two lining end parts can play a role of sealing mortar, and the two pouring processes can form a joint seam with a specific structure, so that steps are prevented from being generated at the two lining joint seam.
The connecting mechanism comprises a group of first bolts, a group of first connecting plates, a group of second connecting plates, a group of pins, a group of bolts and a group of cams, and also comprises a second bolt, a connecting rod and a pull rod, wherein the first connecting plates are arranged on the upper template and are provided with a first oblong hole and a second oblong hole, the second connecting plates are arranged on the lower template and are provided with first holes, second holes and third holes, a group of U-shaped slots are formed in the lower template, the pins are arranged on the second oblong holes and the second holes so as to connect the upper template with the lower template, the first bolts are arranged on the first oblong holes and the first holes so as to fix the upper template with the lower template, the bolts pass through the U-shaped slots of the lower template so as to be fixed on a main framework at the front end of the lining trolley and are positioned on the inner side of the second connecting plates, the cams are provided with arms and are arranged between the bolts and the second connecting plates, the connecting rods pass through the cams and the arms and enable the cams to rotate around the arms so as to realize the arrangement of the third bolts and the pins. The arrangement of the first oblong holes and the second oblong holes can enable the upper template and the lower template to be finely adjusted on the distance. The U-shaped slot is arranged to enable the end template to be inserted into the bolt.
According to the invention, the number of the first bolt, the first connecting plate, the second connecting plate, the pin, the U-shaped slot, the bolt and the cam is two, and the reinforcing ribs are arranged between the first connecting plates.
The connecting mechanism also comprises angle steel, wherein the angle steel is fixed between the lower template and the cam, and a groove part matched with the U-shaped slot is arranged on the angle steel. The angle steel is convenient for the cam to compress the lower template.
The connecting mechanism is provided with a releasing position and a locking position, and when the pull rod is fixed by the second bolt, the cam and the lower template are in a compression state, the connecting mechanism is in the locking position, so that the end template is fixed; when the second bolt is pulled out and the pull rod is pulled up, the cam and the lower template are in a releasing state, so that the connecting mechanism is in a releasing position, and the end template is pulled out. The setting of the loosening position and the locking position of the connecting mechanism is convenient for the assembly and disassembly of the end template.
One end of the mounting plate is provided with the bulge, and the bulge and the mounting plate are provided with arc transition sections, so that the air bag is tightly attached to the mounting plate. The arrangement of the convex part and the arc-shaped transition section ensures that the placement of the air bag is more stable.
The shank of the crochet hook of the invention extends in the axial direction of the groove to a position where the buried water stop is located one third to one half of the casting area portion. After the casting is completed, the shank of the crochet hook and one end of the embedded water stop are cast together in the two linings.
In the operation process, after the tunnel lining trolley moves to the working position, the end head template and each part are adjusted to the working position, then casting operation is started after the air bag is inflated, after the concrete mortar is solidified, the air bag is deflated and removed, the tunnel lining trolley moves to the next working position, and the back-attached type water stop, the embedded type water stop and the crochet hook remain in the two lining ends.
Compared with the prior art, the invention has the following beneficial effects: the structure is simple, the design is reasonable, the operation is simple, the construction is convenient, the tightness in the concrete pouring process is ensured, the step is avoided at the joint of the two liners, meanwhile, the buried water stop can be firmly fixed, the water leakage phenomenon caused by the gap generated at the buried water stop is avoided, and the operation efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the present invention in use on a tunnel lining trolley.
Fig. 2 is a front view of the tip template of the present invention.
Fig. 3 is a left side view (cross-section) of the tip template of the present invention.
Fig. 4 is a left side view (cross-section) of the lower template of the present invention.
Fig. 5 is a perspective view of the tip template of the present invention.
Fig. 6 is a schematic view of the components of the present invention in use.
Fig. 7 is a schematic structural view of the crochet hook of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1.
Referring to fig. 1 to 7, a tunnel lining trolley end form of the present embodiment includes a back-attached water stop 2, a buried water stop 4, an air bag 3, a crochet hook 9, an end form 1, and a connecting mechanism 12; the end head template 1 comprises an upper template 11 and a lower template 13, one end of a middle embedded water stop 4 is arranged between the upper template 11 and the lower template 13, a groove 1311 is formed in the lower template 13, a sharp end 91 bent backwards and a handle 92 are arranged on a crochet hook 9, the crochet hook 9 is arranged in the groove 1311, the sharp end 91 bent backwards is inserted into the middle embedded water stop 4, the handle 92 of the crochet hook 9 is arranged in the groove 1311 in an extending mode in the axial direction, the upper template 11 is vertically provided with a mounting plate 111 on one side far away from the middle embedded water stop 4, the lower template 13 is provided with an arc-shaped baffle 133 with a right triangle cross section, an arc-shaped surface 1332 and a conical surface 1331 are formed on the arc-shaped baffle 133, the arc-shaped surface 1332 of the arc-shaped baffle 133 is matched with the template 8 of a tunnel lining trolley, the arc-shaped surface 1331 and the template 8 of the tunnel lining trolley jointly form a pouring area 5, the back-attached water stop 2 is arranged at the back-attached position of the back surface 2 and the tunnel lining trolley is connected with the front end face of the main template 12 through the mounting plate 12. The arrangement of the groove 1311 and the crochet hook 9 makes the buried water stop 4 more stable when casting concrete mortar, and the crochet hook 9 is arranged on the lower side of the water stop, so that the gap is avoided, and effective water prevention can be realized. The arc-shaped stop strip 133 is arranged to enable the end part of the second lining 6 after casting to form a specific conical surface 1331, and the sealing performance of the casting process is ensured by matching the arc-shaped stop strip with the template 8 of the lining trolley. The arrangement of the air bag 3 ensures tightness during pouring operation and can also provide pressure for the upper template 11 and the lower template 13.
The upper template 11 and the lower template 13 in the present embodiment are respectively provided with an upper supporting portion 113 perpendicular to the upper template 11 and a lower supporting portion 131 perpendicular to the lower template 13 near the embedded water stop 4, and the upper supporting portion 113 and the lower supporting portion 131 are both abutted against the embedded water stop 4. The upper support portion 113 and the lower support portion 131 press the buried water stop 4 under the pressure of the air bag 3 at the time of casting work.
The groove 1311 in this embodiment is a semicircular groove and is provided through the lower support portion 131 of the lower die plate 13, and its size matches that of the crochet hook 9. The semicircular groove is convenient to form and is convenient to support the crochet hook 9.
The embodiment further comprises a shaping member 7, wherein the shaping member 7 is arranged in a hollow groove formed on the end surface of the second lining 6 in the previous casting process of the arc-shaped stop strip 133. In the concrete mortar pouring process, the matching of the shaping member 7 and the end parts of the two liners 6 can play a role of sealing mortar, and the two pouring processes can form a joint seam with a specific structure, so that steps are prevented from being generated at the joint seam of the two liners 6.
The connecting mechanism 12 in this embodiment includes a set of first bolts 121, a set of first connecting plates 112, a set of second connecting plates 132, a set of pins 129, a set of bolts 128 and a set of cams 124, and further includes a second bolt 126, a connecting rod 127 and a tie rod 123, the first connecting plates 112 are disposed on the upper template 11 and are provided with a first oblong hole 1121 and a second oblong hole 1122, the second connecting plates 132 are disposed on the lower template 13 and are provided with a first hole 1321, the second holes 1322 and a third hole 1323, the lower template 13 is provided with a set of "U" -shaped slots 125, the pins 129 are disposed on the second oblong hole 1122 and the second hole 1322 so as to connect the upper template 11 with the lower template 13, the first bolts 121 are disposed on the first oblong hole 1121 and the first hole 1321 so as to fix the upper template 11 with the lower template 13, the bolts 128 pass through the "U" -shaped slots 125 of the lower template and are further fixed on the main frame front end of the lining table, the second connecting plates 132 are disposed on the inner side of the main frame of the lower template 13 and are disposed on the second arm portion 124 and pass through the second arm portion 124 and the second arm portion 124, and the second arm portion 124 are disposed around the second arm portion 124 and the second arm portion 124, and the second bolt 124 are disposed around the second arm portion 124 and the second arm portion 124. The arrangement of the first oblong holes 1121 and the second oblong holes 1122 allows fine adjustment of the pitch of the upper die plate 11 and the lower die plate 13. The U-shaped slot 125 is provided to allow the end form 1 to be inserted over the bolt 128.
The first bolt 121, the first connecting plate 112, the second connecting plate 132, the pin 129, the "U" shaped slot 125, the bolt 128, and the cam 124 in this embodiment are two, and a reinforcing rib is disposed between the first connecting plates 112.
The connecting mechanism 12 in this embodiment further includes angle steel 122, where the angle steel 122 is fixed between the lower template 13 and cam 124, and has a slot portion that mates with the "U" slot 125. The provision of angle steel 122 facilitates compression of lower die plate 13 by cam 124.
The connecting mechanism 12 in the present embodiment has a releasing position and a locking position, and when the tie rod 123 is fixed by the second latch 126, the cam 124 and the lower die plate 13 are in a compressed state, the connecting mechanism 12 is in the locking position, so that the end die plate 1 is fixed; when the second latch 126 is pulled off and the pull rod 123 is pulled up, the cam 124 and the lower die plate 13 are in a released state, and the connection mechanism 12 is in a released position, so that the end die plate 1 is pulled out. The setting of the releasing position and the locking position of the connecting mechanism 12 facilitates the assembly and disassembly of the end template 1.
One end of the mounting plate 111 in this embodiment is provided with a protruding portion 1111, and the protruding portion 1111 and the mounting plate 111 have a circular arc-shaped transition section, so that the air bag 3 is tightly attached to the mounting plate 111. The arrangement of the boss 1111 and the circular arc transition section makes the placement of the air bag 3 more stable.
The shank 92 of the crochet hook 9 in this embodiment extends in the axial direction of the recess 1311 to a point where the buried water stop 4 is located one third to one half of the casting area portion. When the casting is completed, the shank 92 of the crochet hook 9 and one end of the buried water stop 4 are cast together in the second liner 6.
In the operation process, after the tunnel lining trolley moves to the working position, the end template 1 and all parts are adjusted to the working position, then the casting operation is started after the air bag 3 is inflated, after the concrete mortar is solidified, the air bag 3 is deflated and removed, the tunnel lining trolley moves to the next working position, and the back-attached water stop 2, the embedded water stop 4 and the crochet hook 9 are left in the end parts of the two liners 6.
It should be noted that the above detailed description of the technical solution of the present invention by means of the preferred embodiments is illustrative and not restrictive. Modifications and substitutions of some technical features of the embodiments described in the embodiments may be made by those skilled in the art on the basis of the present description, and the modifications and substitutions do not depart from the spirit of the embodiments.
Claims (8)
1. The end template of the tunnel lining trolley comprises a back-attached water stop, a middle-buried water stop and an air bag, and is characterized by further comprising a crochet hook, an end template and a connecting mechanism; the end head template comprises an upper template and a lower template, one end of a middle-buried water stop is arranged between the upper template and the lower template, a groove is formed in the lower template, the crochet hook is provided with a sharp end part which is bent backwards and a handle part, the crochet hook is arranged in the groove, the sharp end part which is bent backwards is inserted into the middle-buried water stop, the handle part of the crochet hook extends in the axial direction of the groove, one side of the upper template far away from the middle-buried water stop is vertically provided with a mounting plate, the lower template is provided with an arc-shaped baffle with a right triangle-shaped cross section, an arc surface and a conical surface are formed on the arc-shaped baffle, the arc-shaped surface of the arc-shaped baffle is matched with the templates of the tunnel lining trolley, the conical surface, the end head template and the templates of the tunnel lining trolley jointly form a pouring area, the back-attached water stop is arranged at the vault position of the pouring area, the air bag is arranged between the back-attached water stop and the mounting plate, and the lower template is connected to the framework of the front end of the main end of the lining trolley through a connecting mechanism; the upper template and the lower template are respectively provided with an upper supporting part vertical to the upper template and a lower supporting part vertical to the lower template at the position close to the embedded water stop, and the upper supporting part and the lower supporting part are both abutted on the embedded water stop; the connecting mechanism comprises a group of first bolts, a group of first connecting plates, a group of second connecting plates, a group of pins, a group of bolts and a group of cams, and further comprises a second bolt, a connecting rod and a pull rod, wherein the first connecting plates are arranged on the upper template and are provided with first oblong holes and second oblong holes, the second connecting plates are arranged on the lower template and are provided with first holes, second holes and third holes, a group of U-shaped slots are formed in the lower template, the pins are arranged on the second oblong holes and the second holes so as to connect the upper template with the lower template, the first bolts are arranged on the first oblong holes and the first holes so as to fix the upper template with the lower template, the bolts penetrate through the U-shaped slots of the lower template so as to be fixed on a main framework at the front end of the lining trolley and are positioned on the inner side of the second connecting plates, the cams are provided with arms and are arranged between the bolts and the second connecting plates, the connecting rods penetrate through the cams and enable the cams and the arms to rotate around the axle centers of the cams to be arranged between the second connecting rods so as to fix the upper templates and the lower templates.
2. A tunnel lining trolley end form as claimed in claim 1, wherein: the groove is a semicircular groove and penetrates through the lower supporting portion of the lower template, and the size of the groove is matched with that of the crochet hook.
3. A tunnel lining trolley end form as claimed in claim 1, wherein: the forming device also comprises a forming member, wherein the forming member is arranged in a hollow groove formed by the arc-shaped baffle strip on the end surface of the second lining of the former die.
4. A tunnel lining trolley end form as claimed in claim 1, wherein: the first bolt, the first connecting plate, the second connecting plate, the pin, the U-shaped slot, the bolt and the cam are all arranged in two, and the reinforcing ribs are arranged between the first connecting plates.
5. A tunnel lining trolley end form as claimed in claim 1, wherein: the connecting mechanism further comprises angle steel, wherein the angle steel is fixed between the lower template and the cam, and a groove part matched with the U-shaped slot is formed in the angle steel.
6. A tunnel lining trolley end form as claimed in claim 1, wherein: the connecting mechanism is provided with a releasing position and a locking position, and when the pull rod is fixed by the second bolt, the cam and the lower template are in a compression state, the connecting mechanism is in the locking position, so that the end template is fixed; when the second bolt is pulled out and the pull rod is pulled up, the cam and the lower template are in a releasing state, so that the connecting mechanism is in a releasing position, and the end template is pulled out.
7. A tunnel lining trolley end form as claimed in claim 1, wherein: one end of the mounting plate is provided with a bulge, and the bulge and the mounting plate are provided with arc transition sections, so that the air bag is tightly attached to the mounting plate.
8. A tunnel lining trolley end form as claimed in claim 1, wherein: the shank of the crochet hook extends in the axial direction of the groove to a position where the buried water stop is located one third to one half of the casting area portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475743.4A CN108019226B (en) | 2017-12-29 | 2017-12-29 | Tunnel lining trolley end template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475743.4A CN108019226B (en) | 2017-12-29 | 2017-12-29 | Tunnel lining trolley end template |
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| Publication Number | Publication Date |
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| CN108019226A CN108019226A (en) | 2018-05-11 |
| CN108019226B true CN108019226B (en) | 2024-05-24 |
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| CN201711475743.4A Active CN108019226B (en) | 2017-12-29 | 2017-12-29 | Tunnel lining trolley end template |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956490A (en) * | 2017-12-29 | 2018-04-24 | 中国铁道科学研究院铁道建筑研究所 | A kind of intelligent tunnel lining trolley |
| CN108716412B (en) * | 2018-06-21 | 2024-03-15 | 中铁第四勘察设计院集团有限公司 | Tunnel secondary lining concrete section end mold structure and installation method |
| CN108533292B (en) * | 2018-06-21 | 2024-03-15 | 中铁第四勘察设计院集团有限公司 | Tunnel secondary lining reinforced concrete section end mould structure and installation method |
| CN109736841B (en) * | 2018-12-30 | 2020-06-30 | 中铁隧道局集团有限公司 | Tunnel split type lining side wall lap joint longitudinal slot pouring end die and device |
| CN110486050A (en) * | 2019-08-29 | 2019-11-22 | 中国建筑土木建设有限公司 | Clamp the Tunnel Second Lining trolley faces end head plugging template and construction method of waterstop |
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