CN104033161A - Heating power shield tunnel fixing support - Google Patents
Heating power shield tunnel fixing support Download PDFInfo
- Publication number
- CN104033161A CN104033161A CN201410314408.6A CN201410314408A CN104033161A CN 104033161 A CN104033161 A CN 104033161A CN 201410314408 A CN201410314408 A CN 201410314408A CN 104033161 A CN104033161 A CN 104033161A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- jurisdiction
- doughnut
- shaped steel
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides a heating power shield tunnel fixing support which is distributed on the inner wall of a tunnel. The heating power shield tunnel fixing support comprises three rings of continuous prefabricated reinforced concrete segments. Lining steel plate strips are arranged inside the three rings of segments, outer plate surfaces of the lining steel plate strips and inner plate surfaces of the segments are matched in shape, anchor bars are evenly distributed outside the lining steel plate strips for mutual fixation, and fixing support vertical columns for supporting a water supply pipeline and a water return pipeline are arranged inside the steel plate strips of every two adjacent rings of prefabricated concrete segments. According to the heating power shield tunnel fixing support, it can be guaranteed that a heating power pipeline can move in the axial direction, and axial or lateral horizontal thrust generated to the inner wall of the tunnel can be effectively supported.
Description
Technical field
The invention belongs to tunnel pipelines technical field, particularly a kind of heating power shield tunnel fixed support.
Background technology
Along with the development in China city, central heating becomes the important way of urban heat supplying, builds heating power tunnel and concentrates the preferred manner of settling heating pipeline to become city central heating.But because the urban ground space of China is mostly comparatively valuable, and the underground space also approaches saturatedly gradually afterwards by the exploitation of various uses, and available space is to the utmost is limited, and developing second layer space becomes the important topic that current heating power tunnel construction must be faced.
Aging along with old heat distribution pipeline, and the layout demand of new heat distribution pipe network, within a period of time, will constantly have the heating power tunnel that needs excavation in city.For the ease of its exploitation of the underground space in the future, shield method is more and more applied to the excavation in heating power tunnel, heating power shield tunnel is to advance at deep under ground by shield machine tool, prevent toward caving in tunnel by shield structure shell and section of jurisdiction supporting surrounding country rock, carry out soil excavation in excavation face front with topping machanism simultaneously, transport outside hole by the machinery that is unearthed, form a kind of mechanized construction method of tunnel structure.Compared with traditional shallow burial hidden digging, it is fast that shield method has speed of application, labour intensity is low, do not affect traffic above-ground and facility, the construction operation degree of depth does not more affect the advantages such as facility such as existing underground utilities simultaneously, in current heating power shield tunnel is built, substantially first dig out dark hole by shield machine at deep under ground, then form and can hold heating power and supply with the suitable section of jurisdiction of dark hole dia by what be spliced into, the tunnel of water return pipeline, the now outermost layer barrier in section of jurisdiction Ze Shi tunnel, bearing opposing soil layer pressure, the effect of groundwater pressure and some special loads.Because tunnel duct piece is permanent lining, secondary lining structure, its load performance is directly connected to total quality and the safety in tunnel.
In order to make heat distribution pipeline there will not be the situation of any displacement, in existing heating power shield tunnel, be typically provided with the support that can penetrate heat distribution pipeline, under normal circumstances, existing fixing rack structure is comparatively simple, directly and the moulding of tunnel duct piece concreting, can not guarantee long-term effectively stability, and in the time needing repairing exchange support or need adjusting pole position, can bring very inconvenient time and may produce certain destruction to the concrete structure of section of jurisdiction, affect tunnel duct piece integrated support intensity, therefore adopt which kind of structure support and and tunnel duct piece between connected mode in order to bear the lateral thrust of heat distribution pipeline, make the directive displacement of heat distribution pipeline restriction, make again support effectively assist the support of bearing above-mentioned other active force to become one of technical barrier of current shield tunnel project quality simultaneously.
Summary of the invention
For solving defect of the prior art, the invention provides and can limit heat distribution pipeline any direction displacement, effectively supplemental support tunnel duct piece is born a kind of heating power shield tunnel fixed support of other active forces such as outer soil layer pressure simultaneously again.
Technical scheme:
A kind of heating power shield tunnel fixed support, comprise the reinforced concrete segment deck that forms tunnel inner wall layer, on the inwall of described reinforced concrete segment deck, laminating is provided with doughnut-shaped steel plate band structure layer, the inwall of described doughnut-shaped steel plate band structure layer is connected with support frame structure, described doughnut-shaped steel plate band structure layer comprises some groups of doughnut-shaped steel plate bands that axially distribute successively along tunnel, every group of doughnut-shaped steel plate band comprises the first ring doughnut-shaped steel plate band axially distributing successively along tunnel, the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, support frame as described above structure comprises some groups of bracing frames that axially distribute successively along tunnel, every group of bracing frame comprises the first bracing frame that is positioned at left side and the second bracing frame that is positioned at right side, between described the first bracing frame and described the second bracing frame existing in footpath, tunnel distance between left and right upwards, there is again the fore-and-aft clearance on axially in tunnel, described the first bracing frame is positioned at described first ring doughnut-shaped steel plate band, described the second bracing frame is positioned at described the 3rd ring doughnut-shaped steel plate band, between described first ring doughnut-shaped steel plate band and the second ring doughnut-shaped steel plate band, there is interval, between described the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, there is interval.
Described reinforced concrete segment deck comprises some groups of reinforced concrete segments that axially distribute successively along tunnel, every group of reinforced concrete segment comprises the first ring annular section of jurisdiction axially distributing successively along tunnel, the second annular section of jurisdiction of ring and the 3rd annular section of jurisdiction of ring, between adjacent annular section of jurisdiction, be interconnected and fixed by longitudinal segment bolt, each annular section of jurisdiction comprises the section of jurisdiction of binding circumferentially distributing along tunnel, two in abutting connection with section of jurisdiction and three standard sections of jurisdiction, the described section of jurisdiction of binding, two are fixedly connected into ring in abutting connection with section of jurisdiction and three standard sections of jurisdiction by hoop segment bolt, hoop splicing section of jurisdiction in adjacent annular section of jurisdiction forms fissure of displacement structure, described first ring doughnut-shaped steel plate band is fixed on the inwall of described first ring annular section of jurisdiction, described the second ring doughnut-shaped steel plate band is fixed on the inwall of described the second annular section of jurisdiction of ring, described the 3rd ring doughnut-shaped steel plate band is fixed on the inwall of described the 3rd annular section of jurisdiction of ring, by concreting, described reinforced concrete segment deck and doughnut-shaped steel plate band structure layer are become one structure, described heating power water supply line and heating power water return pipeline run in the guide in support frame as described above structure.
Described doughnut-shaped steel plate band is by being spliced by some steel plate annulars with the suitable mode of described reinforced concrete segment, and the radian of each steel plate is consistent with the radian of the section of jurisdiction inwall on institute correspondence position, so that the adaptive laminating of steel plate outer wall and section of jurisdiction inwall; Described doughnut-shaped steel plate band is provided with the dowel being connected and fixed with the inside reinforcing bar of described reinforced concrete segment, forms annular integrative-structure together with the section of jurisdiction of described steel plate and opposite position by the Lining Ring mode that adopts staggered joint erection.
Described steel plate is embedded in corresponding section of jurisdiction inwall, fixes by described dowel and concreting and section of jurisdiction.
Described the first bracing frame and the second bracing frame include 2 support posts, the two ends up and down of described support post are all connected to a fixed with corresponding described doughnut-shaped steel plate band inwall, between described 2 support posts, are equipped with horizontal upper support rail and lower support cross bar.
Have at least one end end face of a support post to be fixedly connected on the junction between two adjacent steel plates in doughnut-shaped steel plate band.
Support frame as described above adopts solid square steel matter, and described hoop segment bolt is double end arch screw bolt segment bolt.
The two ends up and down of described support post and described doughnut-shaped steel plate band structure layer inwall adopt welding manner to be connected and fixed.
Described doughnut-shaped steel plate band comprises the some steel plates suitable with corresponding section of jurisdiction shape, the adaptive outer wall radian of steel plate and the inwall radian of adaptive section of jurisdiction are consistent, the adjacent steel plate position corresponding with described hoop segment bolt is provided with fixing hole, with so that hoop segment bolt is connected and fixed adjacent one end of adjacent section of jurisdiction, and by described steel plate being fixed on to corresponding described adjacent section of jurisdiction inwall through the described fixing hole on opposite position on steel plate.
Gap, hoop junction between adjacent described steel plate is connected and fixed by welding manner.
The invention provides a kind of heating power shield tunnel fixed support, compared to the prior art, the present invention has following beneficial effect:
1, a kind of heating power shield tunnel fixed support, comprise the reinforced concrete segment deck that forms tunnel inner wall layer, on the inwall of reinforced concrete segment deck, laminating is provided with doughnut-shaped steel plate band structure layer, doughnut-shaped steel plate band effectively helps annular section of jurisdiction to bear the effect of pressure, groundwater pressure and some special loads of its outer soil layer of shield tunnel, play best booster action, the shockproof state of resistance to compression that makes annular section of jurisdiction keep best, the safety in guarantee tunnel; The inwall of doughnut-shaped steel plate band structure layer is connected with support frame structure, by the inwall of doughnut-shaped steel plate band structure layer and being connected of support frame structure, has greatly strengthened the anti-pressure ability of reinforced concrete segment deck.Doughnut-shaped steel plate band structure layer comprises some groups of doughnut-shaped steel plate bands that axially distribute successively along tunnel, every group of doughnut-shaped steel plate band comprises the first ring doughnut-shaped steel plate band, the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band that axially distribute successively along tunnel, support frame structure comprises some groups of bracing frames that axially distribute successively along tunnel, bracing frame has not only limited the displacement of any direction of heat distribution pipeline effectively, effectively increase the support performance of doughnut-shaped steel plate band again, thereby increased the entire compression shockproof properties of annular section of jurisdiction simultaneously.Every group of bracing frame comprises the first bracing frame that is positioned at left side and the second bracing frame that is positioned at right side, between the first bracing frame and the second bracing frame existing in footpath, tunnel distance between left and right upwards, there is again the fore-and-aft clearance on axially in tunnel, the first bracing frame is positioned at first ring doughnut-shaped steel plate band, the second bracing frame is positioned at the 3rd ring doughnut-shaped steel plate band, make between the first bracing frame and the second bracing frame to form the installation of staggering, supply in order to penetrate respectively heating power, water return pipeline, between first ring doughnut-shaped steel plate band and the second ring doughnut-shaped steel plate band, there is interval, between the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, there is interval, convenient for position adjustment and maintenance between doughnut-shaped steel plate band.
2, reinforced concrete segment deck comprises some groups of reinforced concrete segments that axially distribute successively along tunnel, and reinforced concrete segment is the outermost layer barrier in tunnel, is bearing the effect of resisting soil layer pressure, groundwater pressure and some special loads; Every group of reinforced concrete segment comprises the first ring annular section of jurisdiction, the second annular section of jurisdiction of ring and the 3rd annular section of jurisdiction of ring that axially distribute successively along tunnel, forms a tunnel that holds heat distribution pipeline.Between adjacent annular section of jurisdiction, be interconnected and fixed by longitudinal segment bolt, first ring annular section of jurisdiction and the second annular section of jurisdiction of ring and the 3rd annular section of jurisdiction of ring can be become one, strengthened overall load performance.Each annular section of jurisdiction comprises that along tunnel the section of jurisdiction of binding circumferentially distributing, two are in abutting connection with section of jurisdiction and three standard sections of jurisdiction, convenient prefabricated in advance, in the time of construction, directly splices, and improves efficiency of construction.The section of jurisdiction of binding, two are fixedly connected into ring in abutting connection with section of jurisdiction and three standard sections of jurisdiction by hoop segment bolt, hoop splicing section of jurisdiction in adjacent annular section of jurisdiction forms fissure of displacement structure, first ring doughnut-shaped steel plate band is fixed on the inwall of first ring annular section of jurisdiction, the second ring doughnut-shaped steel plate band is fixed on the inwall of the second ring annular section of jurisdiction, the 3rd ring doughnut-shaped steel plate band is fixed on the inwall of the 3rd annular section of jurisdiction of ring, by concreting, reinforced concrete segment deck and doughnut-shaped steel plate band structure layer are become one structure, heating power water supply line and heating power water return pipeline run in the guide in support frame structure.
3, doughnut-shaped steel plate band is by being spliced by some steel plate annulars with the suitable mode of reinforced concrete segment, and the radian of each steel plate is consistent with the radian of the section of jurisdiction inwall on institute correspondence position, so that the adaptive laminating of steel plate outer wall and section of jurisdiction inwall; Doughnut-shaped steel plate band is provided with the dowel being connected and fixed with the inside reinforcing bar of reinforced concrete segment, fixing in order to build by steel concrete.Together with the section of jurisdiction of steel plate and opposite position, form annular integrative-structure by the Lining Ring mode that adopts staggered joint erection, annular section of jurisdiction and doughnut-shaped steel plate band are completed assembled simultaneously, improved assembled efficiency.
4,, when steel plate is embedded in corresponding section of jurisdiction inwall, carrying out steel concrete while building, steel plate just can be fixed in the layer of concrete inwall of section of jurisdiction to reach one-body molded effect by dowel.
5, the first bracing frame and the second bracing frame include 2 support posts, and the two ends up and down of support post are all connected to a fixed with corresponding doughnut-shaped steel plate band inwall, make the resistance to compression effect of the reinforcement annular steel plate strip that supporting strut can be to a certain extent; Between 2 support posts, be equipped with horizontal upper support rail and lower support cross bar, thereby prevent that the pressure that adjacent supports pillar is subject to heat distribution pipeline from affecting anti-pressure ability.2 support posts and upper and lower support rail have formed the stress frame of a hollow, in order to heating power confession, water return pipeline are penetrated respectively in the stress frame of the first bracing frame and the second bracing frame, effectively limit the displacement of all directions of heat distribution pipeline, formed good fixed effect.
6, have at least one end of a support post to be fixedly connected on the junction between two adjacent steel plates in doughnut-shaped steel plate band, by the connection of end face, effectively ensure two bonding strengths between adjacent steel plate.
7, bracing frame adopts solid square steel matter, support effect is good, there is certain non-deformability, hoop segment bolt is preferably double end arch screw bolt segment bolt, its arch section is coupling part, go deep into forming and connecting effect in the inside of adjacent section of jurisdiction, double head is divided into standing part and from adjacent section of jurisdiction, leans out respectively, utilizes the modes such as bolt to be fixed together and to form annular section of jurisdiction by adjacent section of jurisdiction.
8, the two ends up and down of support post and doughnut-shaped steel plate band inwall adopt welding manner to be connected and fixed, and have improved efficiency of construction, also facilitate daily maintenance exchange and position adjustment.
9, doughnut-shaped steel plate band comprises the some steel plates suitable with the shape of corresponding section of jurisdiction, the adaptive outer wall radian of steel plate and the inwall radian of adaptive section of jurisdiction are consistent, the adjacent steel plate position corresponding with hoop segment bolt is provided with fixing hole, with so that hoop segment bolt is connected and fixed adjacent one end of adjacent section of jurisdiction, and by steel plate being fixed on to corresponding adjacent section of jurisdiction inwall through the fixing hole on opposite position on steel plate, installing/dismounting is simpler, is convenient to later maintenance and replacing.
10, the gap, hoop junction between adjacent steel plate is connected and fixed by welding manner, improves the bonding strength between adjacent steel plate, has improved efficiency of construction, also facilitates daily maintenance exchange and position adjustment.
Brief description of the drawings
Fig. 1 is the fixing rack structure plan view in the embodiment of the present invention;
Fig. 2 is support bracket fastened cross section view in Fig. 1;
Fig. 3 is the schematic cross-section of doughnut-shaped steel plate band in Fig. 2.
In figure, each label example is as follows:
1-first ring annular section of jurisdiction; 2-the 3rd annular section of jurisdiction of ring; The longitudinal segment bolt of 3-; 4-hoop segment bolt; 5-section of jurisdiction; 6-standard section of jurisdiction; 7-is in abutting connection with section of jurisdiction; The 8-section of jurisdiction of binding; 9-first ring doughnut-shaped steel plate band; 10-the 3rd ring doughnut-shaped steel plate band; 11-steel plate; 12-the first bracing frame; 13-the second bracing frame; 14-the first bracing frame medial support column; 15-the first bracing frame outside-supporting column; 16-the second bracing frame medial support column; 17-the second bracing frame outside-supporting column; 18-the first support rail; 19-the second support rail; 20-fixing hole; 21-dowel; 22-reinforcing bar; 23-the second annular section of jurisdiction; 24-second encircles doughnut-shaped steel plate band.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
In current heating power shield tunnel is built, substantially first dig out dark hole by shield machine at deep under ground, then form and can hold the tunnel of heating power for, water return pipeline (not shown) with the suitable annular section of jurisdiction of dark hole dia by what be spliced into, now the outermost layer barrier in Ze Shi tunnel, annular section of jurisdiction, is bearing the effect of resisting soil layer pressure, groundwater pressure and some special loads.And the permanent lining, secondary lining structure of annular section of jurisdiction is directly connected to total quality and the safety in tunnel, affects water resistance and the endurance quality of heating power shield tunnel.
Fig. 1 is the fixing rack structure plan view in the embodiment of the present invention; Fig. 2 is support bracket fastened cross section view in Fig. 1; As depicted in figs. 1 and 2, the invention provides a kind of heating power shield tunnel fixed support, comprise the reinforced concrete segment deck (not shown) that forms tunnel inner wall layer, on the inwall of reinforced concrete segment deck, laminating is provided with doughnut-shaped steel plate band structure layer (not shown), doughnut-shaped steel plate band effectively helps annular section of jurisdiction to bear the effect of pressure, groundwater pressure and some special loads of its outer soil layer of shield tunnel, play best booster action, the shockproof state of resistance to compression that makes annular section of jurisdiction keep best, the safety in guarantee tunnel; The inwall of doughnut-shaped steel plate band structure layer is connected with support frame structure (not shown), by the inwall of doughnut-shaped steel plate band structure layer and being connected of support frame structure, has greatly strengthened the anti-pressure ability of reinforced concrete segment deck.
Further, reinforced concrete segment deck comprises the some groups of reinforced concrete segments 5 that axially distribute successively along tunnel, reinforced concrete segment 5 is the outermost layer barriers in tunnel, is bearing the effect of resisting soil layer pressure, groundwater pressure and some special loads; Every group of reinforced concrete segment 5 comprises the first ring annular section of jurisdiction 1 and the second annular section of jurisdiction 23 of ring and the 3rd annular section of jurisdiction 2 of ring that axially distribute successively along tunnel, forms a tunnel that holds heat distribution pipeline.Between adjacent annular section of jurisdiction 5, be interconnected and fixed by longitudinal segment bolt 3, first ring annular section of jurisdiction 1 and the second annular section of jurisdiction 23 of ring and the 3rd annular section of jurisdiction 2 of ring can be become one, strengthened overall load performance.Each annular section of jurisdiction comprises that along tunnel one of circumferentially distributing binds section of jurisdiction 8, two in abutting connection with section of jurisdiction 7 and three standard sections of jurisdiction 6, convenient prefabricated in advance, in the time of construction, directly splices, and improves efficiency of construction.Section of jurisdiction 8 of binding, two are fixedly connected into ring in abutting connection with section of jurisdiction 7 and three standard sections of jurisdiction 6 by hoop segment bolt 4, and the hoop splicing section of jurisdiction 3 in adjacent annular section of jurisdiction 5 forms fissure of displacement structure.Further, 1.2 meters of every ring ring pipe sheet ring widthes, every ring is divided into 6: comprise 3 standard sections of jurisdiction 6 (A type), 2 in abutting connection with section of jurisdiction 7 (B1, B2 type), 1 section of jurisdiction 8 of binding (C type).Fig. 3 is the schematic cross-section of doughnut-shaped steel plate band in Fig. 2, as shown in Figure 3, steel plate 11 is embedded in corresponding section of jurisdiction 5 inwalls, be connected to a fixed by dowel 21 and the reinforcing bar 22 of 5 inside, section of jurisdiction, carry out steel concrete while building when section of jurisdiction 5, steel plate 11 just can be fixed in the layer of concrete inwall of section of jurisdiction 5 by dowel 21.Annular section of jurisdiction adopts the mode of staggered joint erection to carry out Lining Ring.Assembled order is generally from 3 standard sections of jurisdiction 6 (A type) of bottom, the left and right sides replaces installation code section of jurisdiction 6 (A type) successively, then two ends, left and right respectively assembled one in abutting connection with section of jurisdiction 7 (Type B), the section of jurisdiction 8 (C type) of binding is finally installed.
Doughnut-shaped steel plate band structure layer comprises some groups of doughnut-shaped steel plate bands that axially distribute successively along tunnel, and every group of doughnut-shaped steel plate band comprises the first ring doughnut-shaped steel plate band 9, the second ring doughnut-shaped steel plate band 24 and the 3rd ring doughnut-shaped steel plate band 10 that axially distribute successively along tunnel.First ring doughnut-shaped steel plate band 9 is fixed on the inwall of first ring annular section of jurisdiction 1, the second ring doughnut-shaped steel plate band 24 is fixed on the inwall of the second ring annular section of jurisdiction 23, the 3rd ring doughnut-shaped steel plate band 10 is fixed on the inwall of the 3rd annular section of jurisdiction 2 of ring, by concreting, reinforced concrete segment deck and doughnut-shaped steel plate band structure layer are become one structure, heating power water supply line (not shown) and heating power water return pipeline (not shown) run in the guide in support frame structure.Between first ring doughnut-shaped steel plate band and the second ring doughnut-shaped steel plate band, there is interval, between the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, there is interval, convenient for position adjustment and maintenance between doughnut-shaped steel plate band.
Every ring doughnut-shaped steel plate band is spliced by some steel plate 11 annulars by the mode suitable with corresponding annular section of jurisdiction, the radian of each steel plate 11 is consistent with the radian of section of jurisdiction 5 inwalls on institute correspondence position, so that steel plate 11 outer walls and the adaptive laminating of section of jurisdiction 5 inwalls; Doughnut-shaped steel plate band is provided with the dowel 21 being connected and fixed with the inside reinforcing bar 22 of reinforced concrete segment 5, fixing in order to build by steel concrete.When steel plate 11 is embedded in corresponding section of jurisdiction 5 inwalls, carrying out steel concrete while building, steel plate 11 just can be fixed in the layer of concrete inwall of section of jurisdiction 5 to reach one-body molded effect by dowel 21.Together with the section of jurisdiction 5 of steel plate 11 and opposite position, form annular integrative-structure by the Lining Ring mode that adopts staggered joint erection, annular section of jurisdiction and doughnut-shaped steel plate band are completed assembled simultaneously, improved assembled efficiency.
Support frame structure comprises some groups of bracing frames that axially distribute successively along tunnel, bracing frame has not only limited the displacement of any direction of heat distribution pipeline effectively, effectively increase again the support performance of doughnut-shaped steel plate band simultaneously, every group of bracing frame comprises the first bracing frame 12 that is positioned at left side and the second bracing frame 13 that is positioned at right side, between the first bracing frame 12 and the second bracing frame 13 existing in footpath, tunnel distance between left and right upwards, there is again the fore-and-aft clearance on axially in tunnel, the first bracing frame is positioned at first ring doughnut-shaped steel plate band 9, second supports chord position 13 in the second ring doughnut-shaped steel plate band 10, make between the first bracing frame 12 and the second bracing frame 13 to form the installation of staggering, supply in order to penetrate respectively heating power, water return pipeline, and conveniently bracing frame is keeped in repair to exchange, bracing frame has not only limited the displacement of other directions of heat distribution pipeline except axially effectively, has effectively increased the support performance of doughnut-shaped steel plate band again, thereby has increased the entire compression shockproof properties of annular section of jurisdiction simultaneously.
Further, the first bracing frame 12 and the second bracing frame 13 comprise respectively the first bracing frame medial support column 14, the first bracing frame outside-supporting column 15 and the second bracing frame medial support column 16, the second bracing frame outside-supporting column 17, the two ends up and down of above-mentioned support post all adopt the mode of welding to be connected to a fixed with corresponding doughnut-shaped steel plate band inner wall surface, respectively up and down between the first bracing frame medial support column 14 and the first bracing frame outside-supporting column 15 be laterally fixedly connected with 2 the first support rails, the second bracing frame medial support column 16, respectively up and down between the second bracing frame outside-supporting column 17 be laterally fixedly connected with 2 the second support rails 18, support post and support rail form the stress frame of a hollow, with so that comprise heating power supply, the heat distribution pipeline of water return pipeline penetrates respectively in the stressed frame of the first bracing frame and the second bracing frame, by being fixedly connected with of bracing frame and doughnut-shaped steel plate band, effectively limit the displacement of all directions of heat distribution pipeline, form good fixed effect simultaneously, can strengthen again the auxiliary bearing capacity of annular steel plate strip pair and annular section of jurisdiction.
Further, bracing frame is solid square steel matter, and support effect is good, has certain non-deformability; Hoop segment bolt 4 is preferably double end arch screw bolt segment bolt, its arch section is coupling part, go deep into forming and connecting effect in the inside of adjacent section of jurisdiction 5, double head is divided into standing part and from adjacent section of jurisdiction 5, leans out respectively, utilizes the modes such as bolt to be fixed together and to form annular section of jurisdiction by adjacent section of jurisdiction 5.
The upper and lower two ends of column of the first bracing frame 12 and the second bracing frame 13 all adopt welding manner to be connected and fixed with doughnut-shaped steel plate band inwall, have improved efficiency of construction, also facilitate daily maintenance exchange and position to exchange.As preferably, by the adjustment for support post position, have at least one end of a support post to be fixedly connected on the junction between two adjacent steel plates 11 in doughnut-shaped steel plate band, by the connection of support post end face, the more effective effect that is connected and fixed that has increased junction between corresponding adjacent steel plate 11, makes to connect between above-mentioned adjacent steel plate 11 firmer.
The present invention also has second embodiment, in second embodiment, every ring doughnut-shaped steel plate band includes the some steel plates 11 suitable with the shape of corresponding section of jurisdiction 5, the adaptive outer wall radian of steel plate 11 and the inwall radian of adaptive section of jurisdiction 5 are consistent, adjacent steel plate 11 position corresponding with hoop segment bolt is provided with fixing hole 20, with so that hoop segment bolt 4 is connected and fixed adjacent one end of adjacent section of jurisdiction 5, and by steel plate being fixed on through the fixing hole 20 on opposite position on steel plate 11 to the inwall of corresponding adjacent section of jurisdiction 5, convenience later maintenance and replacing for steel plate 11.
Further, the gap, hoop junction between adjacent steel plate 11 is connected and fixed by welding manner, improves the bonding strength between adjacent steel plate 11, has improved efficiency of construction, also facilitates daily maintenance exchange and position adjustment.
Claims (10)
1. a heating power shield tunnel fixed support, comprise the reinforced concrete segment deck that forms tunnel inner wall layer, it is characterized in that: on the inwall of described reinforced concrete segment deck, laminating is provided with doughnut-shaped steel plate band structure layer, the inwall of described doughnut-shaped steel plate band structure layer is connected with support frame structure, described doughnut-shaped steel plate band structure layer comprises some groups of doughnut-shaped steel plate bands that axially distribute successively along tunnel, every group of doughnut-shaped steel plate band comprises the first ring doughnut-shaped steel plate band axially distributing successively along tunnel, the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, support frame as described above structure comprises some groups of bracing frames that axially distribute successively along tunnel, every group of bracing frame comprises the first bracing frame that is positioned at left side and the second bracing frame that is positioned at right side, between described the first bracing frame and described the second bracing frame existing in footpath, tunnel distance between left and right upwards, there is again the fore-and-aft clearance on axially in tunnel, described the first bracing frame is positioned at described first ring doughnut-shaped steel plate band, described the second bracing frame is positioned at described the 3rd ring doughnut-shaped steel plate band, between described first ring doughnut-shaped steel plate band and the second ring doughnut-shaped steel plate band, there is interval, between described the second ring doughnut-shaped steel plate band and the 3rd ring doughnut-shaped steel plate band, there is interval.
2. a kind of heating power shield tunnel fixed support according to claim 1, it is characterized in that: described reinforced concrete segment deck comprises some groups of reinforced concrete segments that axially distribute successively along tunnel, every group of reinforced concrete segment comprises the first ring annular section of jurisdiction axially distributing successively along tunnel, the second annular section of jurisdiction of ring and the 3rd annular section of jurisdiction of ring, between adjacent annular section of jurisdiction, be interconnected and fixed by longitudinal segment bolt, each annular section of jurisdiction comprises the section of jurisdiction of binding circumferentially distributing along tunnel, two in abutting connection with section of jurisdiction and three standard sections of jurisdiction, the described section of jurisdiction of binding, two are fixedly connected into ring in abutting connection with section of jurisdiction and three standard sections of jurisdiction by hoop segment bolt, hoop splicing section of jurisdiction in adjacent annular section of jurisdiction forms fissure of displacement structure, described first ring doughnut-shaped steel plate band is fixed on the inwall of described first ring annular section of jurisdiction, described the second ring doughnut-shaped steel plate band is fixed on the inwall of described the second annular section of jurisdiction of ring, described the 3rd ring doughnut-shaped steel plate band is fixed on the inwall of described the 3rd annular section of jurisdiction of ring, by concreting, described reinforced concrete segment deck and doughnut-shaped steel plate band structure layer are become one structure, described heating power water supply line and heating power water return pipeline run in the guide in support frame as described above structure.
3. a kind of heating power shield tunnel fixed support according to claim 1, it is characterized in that: described doughnut-shaped steel plate band is by being spliced by some steel plate annulars with the suitable mode of described reinforced concrete segment, the radian of each steel plate is consistent with the radian of the section of jurisdiction inwall on institute correspondence position, so that the adaptive laminating of steel plate outer wall and section of jurisdiction inwall; Described doughnut-shaped steel plate band is provided with the dowel being connected and fixed with the inside reinforcing bar of described reinforced concrete segment, forms annular integrative-structure together with the section of jurisdiction of described steel plate and opposite position by the Lining Ring mode that adopts staggered joint erection.
4. a kind of heating power shield tunnel fixed support according to claim 1 and 2, is characterized in that: described steel plate is embedded in corresponding section of jurisdiction inwall, fixes by described dowel and concreting and section of jurisdiction.
5. a kind of heating power shield tunnel fixed support according to claim 1, it is characterized in that: described the first bracing frame and the second bracing frame include 2 support posts, the two ends up and down of described support post are all connected to a fixed with corresponding described doughnut-shaped steel plate band inwall, between described 2 support posts, are equipped with horizontal upper support rail and lower support cross bar.
6. according to a kind of heating power shield tunnel fixed support described in claim 2 or 4, it is characterized in that: have at least one end end face of a support post to be fixedly connected on the junction between two adjacent steel plates in doughnut-shaped steel plate band.
7. a kind of heating power shield tunnel fixed support according to claim 1, is characterized in that: support frame as described above adopts solid square steel matter, and described hoop segment bolt is double end arch screw bolt segment bolt.
8. according to a kind of heating power shield tunnel fixed support described in claim 4 or 5, it is characterized in that: the two ends up and down of described support post and described doughnut-shaped steel plate band structure layer inwall adopt welding manner to be connected and fixed.
9. a kind of heating power shield tunnel fixed support according to claim 1, it is characterized in that: described doughnut-shaped steel plate band comprises the some steel plates suitable with corresponding section of jurisdiction shape, the adaptive outer wall radian of steel plate and the inwall radian of adaptive section of jurisdiction are consistent, the adjacent steel plate position corresponding with described hoop segment bolt is provided with fixing hole, with so that hoop segment bolt is connected and fixed adjacent one end of adjacent section of jurisdiction, and by described steel plate being fixed on to corresponding described adjacent section of jurisdiction inwall through the described fixing hole on opposite position on steel plate.
10. according to a kind of heating power shield tunnel fixed support one of claim 1 or 8 Suo Shu, it is characterized in that: the gap, hoop junction between adjacent described steel plate is connected and fixed by welding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314408.6A CN104033161B (en) | 2014-07-03 | 2014-07-03 | A kind of heating power shield tunnel fixed support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314408.6A CN104033161B (en) | 2014-07-03 | 2014-07-03 | A kind of heating power shield tunnel fixed support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033161A true CN104033161A (en) | 2014-09-10 |
| CN104033161B CN104033161B (en) | 2016-04-20 |
Family
ID=51464128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410314408.6A Active CN104033161B (en) | 2014-07-03 | 2014-07-03 | A kind of heating power shield tunnel fixed support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104033161B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481347A (en) * | 2016-11-28 | 2017-03-08 | 广东水电二局股份有限公司 | A kind of anti-internal water pressure composite shield section of jurisdiction |
| CN107142963A (en) * | 2017-06-29 | 2017-09-08 | 浙江鑫宙竹基复合材料科技有限公司 | Piping lane inner supporting structure and the compound piping lane of bamboo with the supporting construction |
| CN108005109A (en) * | 2016-10-31 | 2018-05-08 | 浙江鑫宙竹基复合材料科技有限公司 | A kind of compound pipe gallery of bamboo for accommodating polymorphic type pipeline |
| CN108018875A (en) * | 2016-10-31 | 2018-05-11 | 浙江鑫宙竹基复合材料科技有限公司 | A kind of embedded supporting member of piping lane |
| CN108915768A (en) * | 2018-08-28 | 2018-11-30 | 北京城建设计发展集团股份有限公司 | Heat distribution pipeline fixing force transfer bracket system in heating power shield tunnel |
| CN110847323A (en) * | 2019-11-13 | 2020-02-28 | 福建安东实业有限公司 | Support adjusting frame for pipeline installation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003138889A (en) * | 2001-11-01 | 2003-05-14 | Nippon Steel Corp | Fire-resistive covering structure in tunnel |
| JP3801013B2 (en) * | 2001-10-26 | 2006-07-26 | 新日本製鐵株式会社 | Fireproof panel for tunnel, fireproof covering structure in tunnel, and construction method thereof |
| JP2006299792A (en) * | 2005-03-23 | 2006-11-02 | Sekisui Chem Co Ltd | Core steel segment for shield tunnel |
| JP4022035B2 (en) * | 2000-05-22 | 2007-12-12 | 大成建設株式会社 | A method for joining steel segments for shield tunnels. |
| CN201474702U (en) * | 2009-08-05 | 2010-05-19 | 北京市政建设集团有限责任公司 | Heating pipeline-fixing force transfer support of heating shield tunnel |
| CN203925517U (en) * | 2014-07-03 | 2014-11-05 | 北京特泽热力工程设计有限责任公司 | A kind of heating power shield tunnel fixed support |
-
2014
- 2014-07-03 CN CN201410314408.6A patent/CN104033161B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4022035B2 (en) * | 2000-05-22 | 2007-12-12 | 大成建設株式会社 | A method for joining steel segments for shield tunnels. |
| JP3801013B2 (en) * | 2001-10-26 | 2006-07-26 | 新日本製鐵株式会社 | Fireproof panel for tunnel, fireproof covering structure in tunnel, and construction method thereof |
| JP2003138889A (en) * | 2001-11-01 | 2003-05-14 | Nippon Steel Corp | Fire-resistive covering structure in tunnel |
| JP2006299792A (en) * | 2005-03-23 | 2006-11-02 | Sekisui Chem Co Ltd | Core steel segment for shield tunnel |
| CN201474702U (en) * | 2009-08-05 | 2010-05-19 | 北京市政建设集团有限责任公司 | Heating pipeline-fixing force transfer support of heating shield tunnel |
| CN203925517U (en) * | 2014-07-03 | 2014-11-05 | 北京特泽热力工程设计有限责任公司 | A kind of heating power shield tunnel fixed support |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005109A (en) * | 2016-10-31 | 2018-05-08 | 浙江鑫宙竹基复合材料科技有限公司 | A kind of compound pipe gallery of bamboo for accommodating polymorphic type pipeline |
| CN108018875A (en) * | 2016-10-31 | 2018-05-11 | 浙江鑫宙竹基复合材料科技有限公司 | A kind of embedded supporting member of piping lane |
| CN108018875B (en) * | 2016-10-31 | 2020-09-22 | 浙江鑫宙竹基复合材料科技有限公司 | Structure that embedded supporting member and piping lane were assembled for piping lane |
| CN108005109B (en) * | 2016-10-31 | 2020-09-22 | 浙江鑫宙竹基复合材料科技有限公司 | Can hold compound utility tunnel of bamboo of polymorphic type pipeline |
| CN106481347A (en) * | 2016-11-28 | 2017-03-08 | 广东水电二局股份有限公司 | A kind of anti-internal water pressure composite shield section of jurisdiction |
| CN106481347B (en) * | 2016-11-28 | 2019-03-05 | 广东水电二局股份有限公司 | A kind of anti-internal water pressure composite shield section of jurisdiction |
| CN107142963A (en) * | 2017-06-29 | 2017-09-08 | 浙江鑫宙竹基复合材料科技有限公司 | Piping lane inner supporting structure and the compound piping lane of bamboo with the supporting construction |
| CN108915768A (en) * | 2018-08-28 | 2018-11-30 | 北京城建设计发展集团股份有限公司 | Heat distribution pipeline fixing force transfer bracket system in heating power shield tunnel |
| CN108915768B (en) * | 2018-08-28 | 2023-11-14 | 北京城建设计发展集团股份有限公司 | Fixing force transmission support system for thermodynamic pipeline in thermodynamic shield tunnel |
| CN110847323A (en) * | 2019-11-13 | 2020-02-28 | 福建安东实业有限公司 | Support adjusting frame for pipeline installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104033161B (en) | 2016-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104033161B (en) | A kind of heating power shield tunnel fixed support | |
| CN108678775B (en) | Transverse oval deformation resistant shield tunnel reinforcing structure of embedded steel plate and construction method | |
| CN104863614B (en) | Method for primary support with corrugated steel plate and concrete combined structure taking place of steel grating | |
| CN104790974A (en) | City subway overlapped shield tunnel segment structure adopting special longitudinal connecting pieces | |
| US10030792B2 (en) | Underground steel-concrete structure pipeline with spiral composite reinforcement ring on inner wall and manufacturing method thereof | |
| CN108005309B (en) | Prefabricated assembled embedded steel sleeve connecting concrete column and assembling method thereof | |
| CN103790598A (en) | Method for manufacturing shield tunnel longitudinal prestressing concrete lining segment | |
| CN106351258B (en) | A kind of full precast assembly steel concrete combination underground pipe gallery | |
| CN106381885B (en) | A kind of Underground Steel pipe gallery with skeleton | |
| CN105736001A (en) | Construction method for building subway station through precast parts | |
| CN106381886B (en) | A kind of partial precast assembly steel concrete combination underground pipe gallery | |
| CN105926422B (en) | The monolithic construction of bridge and underground pipe gallery and its construction method | |
| CN203925517U (en) | A kind of heating power shield tunnel fixed support | |
| CN203654606U (en) | Inner base plate stiffener type concrete-filled steel tube column base | |
| CN104033162B (en) | A kind of heating power shield tunnel guiding trestle | |
| CN214145509U (en) | Deep well soft rock roadway supporting structure | |
| CN208650912U (en) | Heat distribution pipeline fixing force transfer bracket system in heating power shield tunnel | |
| CN203925518U (en) | A kind of heating power shield tunnel guiding trestle | |
| CN107514012A (en) | A kind of partial precast assembly steel concrete combination underground pipe gallery for exempting from template | |
| CN108915768B (en) | Fixing force transmission support system for thermodynamic pipeline in thermodynamic shield tunnel | |
| CN109972657A (en) | Overall assembled steel reinforced concrete pipe gallery is contained in stake | |
| CN205804140U (en) | Bridge and the monolithic construction of underground pipe gallery | |
| CN112879033A (en) | Crossover section tunnel structure combined with shield tunnel | |
| CN206189460U (en) | Part is prefabricated assembles steel reinforced concrete and congeals local soil type and close utility tunnel | |
| CN206359986U (en) | With the double Pin large diameter steel pipe inner support beams of layer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |