CN104196548A - Combined cross support - Google Patents
Combined cross support Download PDFInfo
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- CN104196548A CN104196548A CN201410351820.5A CN201410351820A CN104196548A CN 104196548 A CN104196548 A CN 104196548A CN 201410351820 A CN201410351820 A CN 201410351820A CN 104196548 A CN104196548 A CN 104196548A
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- support unit
- support
- shank
- arch
- unit
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Abstract
The embodiment of the invention discloses a combined cross support and relates to the technical field of roadway support. According the combined cross support, the support can be prevented from toppling or becoming unstable during support. The combined cross support comprises a first independent support body and a second independent support body, wherein the first independent support body and the second independent support body are connected in a cross mode. The combined cross support is suitable for roadway support.
Description
Technical field
The present invention relates to Roadway Support Technology field, relate in particular to a kind of combination arm support.
Background technology
In colliery tunnel support, often adopt metallic support supporting.This support pattern, for adopting metallic support to arrange successively along tunnel axial direction, is between each support and support and is arranged in parallel, and adopts connecting rod or push rod to be connected, shared country rock radial load between support.
Existing this support form, because the geological conditions of fault tectonic band is very complicated, often causes support force size and Orientation to be difficult to determine, and then can not give play to radially support action of support, often causes support to be toppled over or unstable phenomenon.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of combination arm support, and can prevent supporting time, support is toppled over or unstable phenomenon.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of combination arm support, comprising: be the first support unit and second support unit of arch, described the first support unit and the mutual interconnection of the second support unit.
Alternatively, described the first support unit and the second support unit are in the mutual interconnection in the top of arch.
Alternatively, described combination arm support also comprises:
The 3rd support unit and the 4th support unit that are arch, described the 3rd support unit and the 4th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit and described the first support unit be at a distance of preset distance being parallel to each other, described the 4th support unit and described the second support unit preset distance being parallel to each other apart;
The foot of described the 3rd support unit is connected with the foot of described the second support unit, and the foot of described the 4th support unit is connected with the foot of described the first support unit.
Alternatively, described combination arm support also comprises:
The 3rd support unit and the 4th support unit that are arch, described the 3rd support unit and the 4th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit and described the first support unit be at a distance of preset distance being parallel to each other, described the 4th support unit and described the second support unit preset distance being parallel to each other apart;
The shank of described the 3rd support unit is connected with the shank of described the second support unit, and the shank of described the 4th support unit is connected with the shank of described the first support unit.
Alternatively, described combination arm support also comprises:
The 5th support unit and the 6th support unit that are arch, described the 5th support unit and the 6th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 5th support unit and described the 3rd support unit be at a distance of preset distance being parallel to each other, described the 6th support unit and described the 4th support unit preset distance being parallel to each other apart;
The shank of described the 5th support unit is connected with the shank of described the 4th support unit, and the foot of described the 5th support unit is connected with the foot of described the second support unit; The shank of described the 6th support unit is connected with the shank of described the 3rd support unit, and the foot of described the 6th support unit is connected with the foot of described the first support unit.
Alternatively, the upper surface at the arch top of described the first support unit, the 3rd support unit, the 5th support unit has groove, and the soffit at the arch top of described the second support unit, the 4th support unit, the 6th support unit has projection;
The described groove of described the first support unit matches with the described projection of described the second support unit; The first U-shaped card is combined the arch top card of the first support unit and described the second support unit, and by the first clamp and the first nut that match with described the first U-shaped card, the arch top of the first support unit and described the second support unit is fixed together; Cross-coupled position, arch top at the first support unit and described the second support unit is also fixed with first jiao of type link;
The described groove of described the 3rd support unit matches with the described projection of described the 4th support unit; The second U-shaped card is combined the arch top card of the 3rd support unit and described the 4th support unit, and by the second clamp and the second nut that match with described the second U-shaped card, the arch top of the 3rd support unit and described the 4th support unit is fixed together; Cross-coupled position, arch top at the 3rd support unit and described the 4th support unit is also fixed with second jiao of type link;
The described groove of described the 5th support unit matches with the described projection of described the 6th support unit; The 3rd U-shaped card is combined the arch top card of the 5th support unit and described the 6th support unit, and by the 3rd clamp and the 3rd nut that match with described the 3rd U-shaped card, the arch top of the 5th support unit and described the 6th support unit is fixed together; Cross-coupled position, arch top at the 5th support unit and described the 6th support unit is also fixed with triangular form link;
The shank of described the 5th support unit has groove, and the shank of described the 4th support unit has projection, and the described groove of the shank of described the 5th support unit matches with the described projection of the shank of described the 4th support unit; The 4th U-shaped card is fastened togather the shank of the 5th support unit and described the 4th support unit, and by the 4th clamp and the 4th nut that match with described the 4th U-shaped card, the shank of the 5th support unit and described the 4th support unit is fixed together; Also be fixed with the 4th jiao of type link in the cross-coupled position of shank of the 5th support unit and described the 4th support unit;
The shank of described the 6th support unit has groove, and the shank of described the 3rd support unit has projection, and the described groove of the shank of described the 6th support unit matches with the described projection of the shank of described the 3rd support unit; The 5th U-shaped card is fastened togather the shank of the 6th support unit and described the 3rd support unit, and by the 5th clamp and the 5th nut that match with described the 5th U-shaped card, the shank of the 6th support unit and described the 3rd support unit is fixed together; The cross-coupled position of shank at the 6th support unit and described the 3rd support unit is also fixed with pentagon link.
Alternatively, described groove and projection are square or rectangle.
The combination arm support that the embodiment of the present invention provides, owing to being the first support unit and the mutual interconnection of the second support unit of arch, the first support unit and the second support unit mutually support and jointly play support action, even if the in the situation that of geological conditions more complicated, also can prevent supporting time, support is toppled over or unstable phenomenon like this.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the front view of embodiments of the invention combination arm support;
Fig. 2 is the top view that the present invention combines arm support embodiment 1;
Fig. 3 is the left view that the present invention combines arm support embodiment 1;
Fig. 4 is the top view that the present invention combines arm support embodiment 2;
Fig. 5 is the left view that the present invention combines arm support embodiment 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of combination of embodiment of the present invention arm support is described in detail.
Should be clear and definite, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1 to Fig. 5, a kind of combination of embodiment of the present invention arm support, comprising: be the first support unit 1 and second support unit 2 of arch, described the first support unit 1 and the mutual interconnection of the second support unit 2.
The combination arm support that embodiment of the present invention provides, owing to being the first support unit and the mutual interconnection of the second support unit of arch, the first support unit and the second support unit mutually support and jointly play support action, even if the in the situation that of geological conditions more complicated, also can prevent supporting time, support is toppled over or unstable phenomenon like this.
Referring to Fig. 1 and Fig. 5, the present invention combines in arm support one embodiment, and described the first support unit 1 and the second support unit 2 are in the mutual interconnection in the top of arch.Can strengthen like this support capacity of support, make again the first support unit 1 and the second support unit 2 mutually support, prevent to topple over or unstable phenomenon.
Below in conjunction with embodiment, the present invention being combined to arm support is elaborated.
Embodiment 1:
Referring to 1, Fig. 2 and Fig. 3, the present invention combines arm support embodiment, comprising: be the first support unit 1 and second support unit 2 of arch, described the first support unit 1 and the second support unit 2 are in the mutual interconnection in the top of arch;
The 3rd support unit 3 and the 4th support unit 4 that are arch, described the 3rd support unit 3 and the 4th support unit 4 are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit 3 with described the first support unit 1 at a distance of preset distance and be parallel to each other, described the 4th support unit 4 with described the second support unit 2 at a distance of preset distance and be parallel to each other;
The foot of described the 3rd support unit 3 is connected with the foot of described the second support unit 2, and the foot of described the 4th support unit 4 is connected with the foot of described the first support unit 1.
In the present embodiment, by said structure form, the first support unit, the second support unit, the 3rd support unit and the 4th support unit, the webbed rack form of shape each other, not only strengthen the support capacity of support, make again mutually to support between support unit, prevent to topple over or unstable phenomenon.
Embodiment 2:
Referring to 1, Fig. 4 and Fig. 5, the present invention combines arm support embodiment, comprising: be the first support unit 1 and second support unit 2 of arch, described the first support unit 1 and the second support unit 2 are in the mutual interconnection in the top of arch;
The 3rd support unit 3 and the 4th support unit 4 that are arch, described the 3rd support unit 3 and the 4th support unit 4 are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit 3 with described the first support unit 1 at a distance of preset distance and be parallel to each other, described the 4th support unit 4 with described the second support unit 2 at a distance of preset distance and be parallel to each other;
The shank of described the 3rd support unit 3 is connected with the shank of described the second support unit 2, and the shank of described the 4th support unit 4 is connected with the shank of described the first support unit 1.
In the present embodiment, by said structure form, the first support unit, the second support unit, the 3rd support unit and the 4th support unit, the webbed rack form of shape each other, not only strengthen the support capacity of support, make again mutually to support between support unit, prevent to topple over or unstable phenomenon.
Embodiment 3:
Referring to 1, Fig. 4 and Fig. 5, the present invention combines arm support embodiment, comprising: be the first support unit 1 and second support unit 2 of arch, described the first support unit 1 and the second support unit 2 are in the mutual interconnection in the top of arch;
The 3rd support unit 3 and the 4th support unit 4 that are arch, described the 3rd support unit 3 and the 4th support unit 4 are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit 3 with described the first support unit 1 at a distance of preset distance and be parallel to each other, described the 4th support unit 4 with described the second support unit 2 at a distance of preset distance and be parallel to each other;
The shank of described the 3rd support unit 3 is connected with the shank of described the second support unit 2, and the shank of described the 4th support unit 4 is connected with the shank of described the first support unit 1.
The 5th support unit 5 and the 6th support unit 6 that are arch, described the 5th support unit 5 and the 6th support unit 6 are in the mutual interconnection in the top of arch; Wherein
Described the 5th support unit 5 with described the 3rd support unit 3 at a distance of preset distance and be parallel to each other, described the 6th support unit 6 with described the 4th support unit 4 at a distance of preset distance and be parallel to each other;
The shank of described the 5th support unit 5 is connected with the shank of described the 4th support unit 4, and the foot 5 of described the 5th support unit is connected with the foot of described the second support unit 2; The shank of described the 6th support unit 6 is connected with the shank of described the 3rd support unit 3, and the foot of described the 6th support unit 6 is connected with the foot of described the first support unit 1.
In the present embodiment, by said structure form, the first support unit, the second support unit, the 3rd support unit, the 4th support unit, the 5th support unit and the 6th support unit webbed rack form of shape each other, not only strengthen the support capacity of support, make again mutually to support between support unit, prevent to topple over or unstable phenomenon.
In order to strengthen the reliability of the connection between each support unit, in this embodiment, alternatively, the upper surface at the arch top of described the first support unit, the 3rd support unit, the 5th support unit has groove (not shown), and the soffit at the arch top of described the second support unit, the 4th support unit, the 6th support unit has protruding (not shown);
The described groove of described the first support unit 1 matches with the described projection of described the second support unit 2; The first U-shaped card K1 is combined the first support unit 1 and the arch top card of described the second support unit 2, and by the first clamp and the first nut (not shown) that match with described the first U-shaped card K1, the first support unit 1 and the arch top of described the second support unit 2 is fixed together; Also be fixed with first jiao of type link (not shown) in the first support unit 1 and the cross-coupled position, arch top of described the second support unit 2;
The described groove of described the 3rd support unit 3 matches with the described projection of described the 4th support unit 4; The second U-shaped card K2 is combined the 3rd support unit 3 and the arch top card of described the 4th support unit 4, and by the second clamp and the second nut (not shown) that match with described the second U-shaped card K2, the 3rd support unit 3 and the arch top of described the 4th support unit 4 is fixed together; Also be fixed with second jiao of type link (not shown) in the 3rd support unit 3 and the cross-coupled position, arch top of described the 4th support unit 4;
The described groove of described the 5th support unit 5 matches with the described projection of described the 6th support unit 6; The 3rd U-shaped card K3 is combined the 5th support unit 5 and the arch top card of described the 6th support unit 6, and by the 3rd clamp and the 3rd nut (not shown) that match with described the 3rd U-shaped card, the 5th support unit 5 and the arch top of described the 6th support unit 6 is fixed together; Also be fixed with triangular form link (not shown) in the 5th support unit 5 and the cross-coupled position, arch top of described the 6th support unit 6;
The shank of described the 5th support unit has groove, and the shank of described the 4th support unit has projection, and the described groove of the shank of described the 5th support unit matches with the described projection of the shank of described the 4th support unit; The 4th U-shaped card (not shown) is fastened togather the shank of the 5th support unit and described the 4th support unit, and by the 4th clamp and the 4th nut that match with described the 4th U-shaped card, the shank of the 5th support unit and described the 4th support unit is fixed together; Also be fixed with the 4th jiao of type link (not shown) in the cross-coupled position of shank of the 5th support unit and described the 4th support unit;
The shank of described the 6th support unit has groove, and the shank of described the 3rd support unit has projection, and the described groove of the shank of described the 6th support unit matches with the described projection of the shank of described the 3rd support unit; The 5th U-shaped card (not shown) is fastened togather the shank of the 6th support unit and described the 3rd support unit, and by the 5th clamp and the 5th nut that match with described the 5th U-shaped card, the shank of the 6th support unit and described the 3rd support unit is fixed together; The cross-coupled position of shank at the 6th support unit and described the 3rd support unit is also fixed with pentagon link (not shown).
On the basis of reliability that strengthens the connection between above-mentioned support unit, further, in order further to strengthen the stability connecting between above-mentioned support unit, described groove and projection are square or rectangle.By being square or groove and the projection of rectangle, make interconnective support unit can be good at location like this, prevent to reverse.
In the various embodiments described above of the present invention, the arch top of described support refers to the top of arch, namely the medium position between the two ends of support; The foot of described support refers to the end at support two ends; The shank of described support refers to the position between end and the dome portions of support.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (7)
1. a combination arm support, is characterized in that, comprising: be the first support unit and second support unit of arch, described the first support unit and the mutual interconnection of the second support unit.
2. combination arm support according to claim 1, is characterized in that, described the first support unit and the second support unit are in the mutual interconnection in the top of arch.
3. combination arm support according to claim 2, is characterized in that, described combination arm support also comprises:
The 3rd support unit and the 4th support unit that are arch, described the 3rd support unit and the 4th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit and described the first support unit be at a distance of preset distance being parallel to each other, described the 4th support unit and described the second support unit preset distance being parallel to each other apart;
The foot of described the 3rd support unit is connected with the foot of described the second support unit, and the foot of described the 4th support unit is connected with the foot of described the first support unit.
4. combination arm support according to claim 2, is characterized in that, described combination arm support also comprises:
The 3rd support unit and the 4th support unit that are arch, described the 3rd support unit and the 4th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 3rd support unit and described the first support unit be at a distance of preset distance being parallel to each other, described the 4th support unit and described the second support unit preset distance being parallel to each other apart;
The shank of described the 3rd support unit is connected with the shank of described the second support unit, and the shank of described the 4th support unit is connected with the shank of described the first support unit.
5. combination arm support according to claim 4, is characterized in that, described combination arm support also comprises:
The 5th support unit and the 6th support unit that are arch, described the 5th support unit and the 6th support unit are in the mutual interconnection in the top of arch; Wherein
Described the 5th support unit and described the 3rd support unit be at a distance of preset distance being parallel to each other, described the 6th support unit and described the 4th support unit preset distance being parallel to each other apart;
The shank of described the 5th support unit is connected with the shank of described the 4th support unit, and the foot of described the 5th support unit is connected with the foot of described the second support unit; The shank of described the 6th support unit is connected with the shank of described the 3rd support unit, and the foot of described the 6th support unit is connected with the foot of described the first support unit.
6. combination arm support according to claim 5, it is characterized in that, the upper surface at the arch top of described the first support unit, the 3rd support unit, the 5th support unit has groove, and the soffit at the arch top of described the second support unit, the 4th support unit, the 6th support unit has projection;
The described groove of described the first support unit matches with the described projection of described the second support unit; The first U-shaped card is combined the arch top card of the first support unit and described the second support unit, and by the first clamp and the first nut that match with described the first U-shaped card, the arch top of the first support unit and described the second support unit is fixed together; Cross-coupled position, arch top at the first support unit and described the second support unit is also fixed with first jiao of type link;
The described groove of described the 3rd support unit matches with the described projection of described the 4th support unit; The second U-shaped card is combined the arch top card of the 3rd support unit and described the 4th support unit, and by the second clamp and the second nut that match with described the second U-shaped card, the arch top of the 3rd support unit and described the 4th support unit is fixed together; Cross-coupled position, arch top at the 3rd support unit and described the 4th support unit is also fixed with second jiao of type link;
The described groove of described the 5th support unit matches with the described projection of described the 6th support unit; The 3rd U-shaped card is combined the arch top card of the 5th support unit and described the 6th support unit, and by the 3rd clamp and the 3rd nut that match with described the 3rd U-shaped card, the arch top of the 5th support unit and described the 6th support unit is fixed together; Cross-coupled position, arch top at the 5th support unit and described the 6th support unit is also fixed with triangular form link;
The shank of described the 5th support unit has groove, and the shank of described the 4th support unit has projection, and the described groove of the shank of described the 5th support unit matches with the described projection of the shank of described the 4th support unit; The 4th U-shaped card is fastened togather the shank of the 5th support unit and described the 4th support unit, and by the 4th clamp and the 4th nut that match with described the 4th U-shaped card, the shank of the 5th support unit and described the 4th support unit is fixed together; Also be fixed with the 4th jiao of type link in the cross-coupled position of shank of the 5th support unit and described the 4th support unit;
The shank of described the 6th support unit has groove, and the shank of described the 3rd support unit has projection, and the described groove of the shank of described the 6th support unit matches with the described projection of the shank of described the 3rd support unit; The 5th U-shaped card is fastened togather the shank of the 6th support unit and described the 3rd support unit, and by the 5th clamp and the 5th nut that match with described the 5th U-shaped card, the shank of the 6th support unit and described the 3rd support unit is fixed together; The cross-coupled position of shank at the 6th support unit and described the 3rd support unit is also fixed with pentagon link.
7. combination arm support according to claim 6, is characterized in that, described groove and projection are square or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351820.5A CN104196548B (en) | 2014-07-23 | 2014-07-23 | A kind of combination arm support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351820.5A CN104196548B (en) | 2014-07-23 | 2014-07-23 | A kind of combination arm support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196548A true CN104196548A (en) | 2014-12-10 |
| CN104196548B CN104196548B (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410351820.5A Expired - Fee Related CN104196548B (en) | 2014-07-23 | 2014-07-23 | A kind of combination arm support |
Country Status (1)
| Country | Link |
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| CN (1) | CN104196548B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268040A (en) * | 2018-11-30 | 2019-01-25 | 长安大学 | A kind of vcehicular tunnel abnormal shape arch and supporting construction |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4465405A (en) * | 1981-04-29 | 1984-08-14 | Gtg Gesteins- Und Tiefbau Gmbh | Method and device for the backfilling of roadway supports in mine and tunnel construction with the aid of support hoses having a hardening filler |
| CN2101109U (en) * | 1991-01-13 | 1992-04-08 | 焦作市新新应用技术研究所 | Strong steel support frame |
| CN2612798Y (en) * | 2003-01-09 | 2004-04-21 | 何满潮 | Stereoscopic truss supporting facilities |
| CN101429869A (en) * | 2008-11-21 | 2009-05-13 | 兰州南特数码科技股份有限公司 | Double-bending tunnel |
| CN202039878U (en) * | 2011-03-08 | 2011-11-16 | 南昌航空大学 | Steel bar mesh shell bracket for underground roadway |
| CN203035205U (en) * | 2013-01-25 | 2013-07-03 | 高峰 | U-shaped steel integral support |
| CN103244146A (en) * | 2013-05-14 | 2013-08-14 | 中铁二十一局集团第四工程有限公司 | Construction method for steel frame connection in tunnel anchor-plate retaining |
| CN203685219U (en) * | 2013-10-31 | 2014-07-02 | 江苏建筑职业技术学院 | Box type steel arch combined support for mine |
| CN204175313U (en) * | 2014-07-23 | 2015-02-25 | 中国矿业大学(北京) | A kind of combination arm support |
-
2014
- 2014-07-23 CN CN201410351820.5A patent/CN104196548B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4465405A (en) * | 1981-04-29 | 1984-08-14 | Gtg Gesteins- Und Tiefbau Gmbh | Method and device for the backfilling of roadway supports in mine and tunnel construction with the aid of support hoses having a hardening filler |
| CN2101109U (en) * | 1991-01-13 | 1992-04-08 | 焦作市新新应用技术研究所 | Strong steel support frame |
| CN2612798Y (en) * | 2003-01-09 | 2004-04-21 | 何满潮 | Stereoscopic truss supporting facilities |
| CN101429869A (en) * | 2008-11-21 | 2009-05-13 | 兰州南特数码科技股份有限公司 | Double-bending tunnel |
| CN202039878U (en) * | 2011-03-08 | 2011-11-16 | 南昌航空大学 | Steel bar mesh shell bracket for underground roadway |
| CN203035205U (en) * | 2013-01-25 | 2013-07-03 | 高峰 | U-shaped steel integral support |
| CN103244146A (en) * | 2013-05-14 | 2013-08-14 | 中铁二十一局集团第四工程有限公司 | Construction method for steel frame connection in tunnel anchor-plate retaining |
| CN203685219U (en) * | 2013-10-31 | 2014-07-02 | 江苏建筑职业技术学院 | Box type steel arch combined support for mine |
| CN204175313U (en) * | 2014-07-23 | 2015-02-25 | 中国矿业大学(北京) | A kind of combination arm support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268040A (en) * | 2018-11-30 | 2019-01-25 | 长安大学 | A kind of vcehicular tunnel abnormal shape arch and supporting construction |
| CN109268040B (en) * | 2018-11-30 | 2024-05-07 | 长安大学 | Special-shaped arch frame and supporting structure for highway tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196548B (en) | 2016-07-06 |
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