CN106499411A - A kind of single-track tunnel macroportion inverted arch self-propelled hangs template and construction method - Google Patents
A kind of single-track tunnel macroportion inverted arch self-propelled hangs template and construction method Download PDFInfo
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- CN106499411A CN106499411A CN201611068669.XA CN201611068669A CN106499411A CN 106499411 A CN106499411 A CN 106499411A CN 201611068669 A CN201611068669 A CN 201611068669A CN 106499411 A CN106499411 A CN 106499411A
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000009415 formwork Methods 0.000 claims abstract description 23
- 239000000725 suspension Substances 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 6
- 238000002372 labelling Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 240000009087 Crescentia cujete Species 0.000 claims 1
- 235000005983 Crescentia cujete Nutrition 0.000 claims 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 claims 1
- 235000014676 Phragmites communis Nutrition 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
-
- 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (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 discloses a kind of single-track tunnel macroportion inverted arch self-propelled hangs template, hang template to be hung on below self-propelled trestle by chain block, point template that template includes arranging is hung along tunnel macroportion inverted arch both sides, point template is formed by some little template splicings axial arranged along tunnel, little template includes the arc ring template and L-type vertical formwork that one end is hinged, support is fixed with the inside of L-type vertical formwork, it is located between point template of tunnel macroportion inverted arch both sides and is connected with to supportting truss by the support, the upper end connection limited location column of support, spacing column is hung support by side and is connected with self-propelled trestle.Inverted arch self-propelled in single-track tunnel proposed by the present invention hangs template and construction method, solves the lining template of monoblock type inverted arch two and applies limitation problem in single-track tunnel, installs, removes simple and convenient, simplifies workload, improve work efficiency.
Description
Technical field
The present invention relates to tunnel construction technical field, it particularly relates to a kind of single-track tunnel macroportion inverted arch is certainly
Line hangs template and construction method.
Background technology
Tunnel inverted arch and filling construction, must separate pouring construction according to design specification inverted arch and filling, and inverted arch construction will
Inverted arch arc formwork and end head formwork are first installed, then pour inverted arch concrete.Start form removal installation to fill out after inverted arch concrete final set
Mold filling plate, finally pours filling layer concrete.In construction, arc formwork installation difficulty is larger, time length, demoulding rear pattern plate fall
Fortune workload is larger, and template size deviation is extremely difficult to design requirement.Single-track tunnel is limited by space, traditional inverted arch trestle
Monoblock type template cannot be used in single-track tunnel.
Content of the invention
It is an object of the invention to proposing a kind of single-track tunnel macroportion inverted arch self-propelled hangs template and construction method, energy
Enough solve the problems, such as that monoblock type template is applied in single-track tunnel limited.
For realizing above-mentioned technical purpose, the technical scheme is that and be achieved in that：
A kind of single-track tunnel macroportion inverted arch self-propelled hangs template, and the suspension template is hung on certainly by chain block
Below line trestle, and can include facing upward along tunnel macroportion with the self-propelled trestle advanced in unison, the suspension template
Point template that arch both sides are arranged, described point of template are formed by some little template splicings axial arranged along tunnel, the little template
It is hinged including one end
Arc ring template and L-type vertical formwork, be fixed with support on the inside of the L-type vertical formwork, positioned at tunnel
It is connected with to supportting truss, the upper end connection of the support by the support between described point of template of road macroportion inverted arch both sides
Limited location column, the spacing column are hung support by side and are connected with self-propelled trestle.
Further, fix also by the first support leading screw between the top of the L-type vertical formwork and self-propelled trestle
It is connected.
Further, the arc ring template is connected also by the 3rd support leading screw with the inside of tunnel.
Further, the regulation for regulation point template horizontal level is provided between the support and described pair of support truss
Plate, and the support is connected with the adjustable plate, the adjustable plate is connected with described pair of support truss.
Further, fix also by the second support leading screw between the arc ring template and the L-type vertical formwork
It is connected.
Further, support of putting more energy into is additionally provided with the inside of described point of template.
A kind of single-track tunnel macroportion inverted arch self-propelled as above hangs the construction method of template, including following step
Suddenly：
1) movement of template is hung, including：
1.1) center line is marked on inverted arch basal plane；
1.2) it is with reference to moving up self-propelled trestle with the center line of labelling on inverted arch basal plane, it is ensured that self-propelled trestle is not inclined
From center line；
1.3) suspension template is moved to behind assigned position with self-propelled trestle and purges totally loose for substrate slag and debris；
2) Template Location is hung, including：
2.1) horizontal elevation positioning：According to measurement control point, form height is hung using chain block adjustment, before adjustment first
Die head elevation is hung at measurement suspension centre, rough adjustment is first carried out and is accurately adjusted again；
2.2) center line positioning：According to measurement control point, the position to supportting adjustable plate at truss, adjustment is transferred using jack
When first adjust tip position and adjust other again to supportting truss position, bolt on adjustable plate is locked after being adjusted in place；
2.3) fixing rivet is set on the abutment wall of both sides after the completion of positioning, support leading screw to fix by the 3rd and hang mould
Plate；
3) casting concrete, including：
3.1) inverted arch casting concrete is given according to the order of first intermediate and then both sides；
3.2) after above-mentioned pour operation terminate 8 hours after, opening quotation pour inverted arch fill concrete to designed elevation；
4) demoulding：Step 3.2) operation starts the demoulding after terminating 4 hours, and the demoulding comprises the steps：
4.1) remove the 3rd and support leading screw；
4.2) the second support leading screw that removes between arc ring template and L-type vertical formwork withdraws arc ring template；
4.3) adjustable plate is unclamped；
4.4) suspension template is lifted by chain block and completes the demoulding.
Further, step 1.2) in by first support leading screw by hang template be fixed on below self-propelled trestle, and
By the spacing column that is sequentially connected with support and side hang support carry out spacing.
Beneficial effects of the present invention：Inverted arch self-propelled in single-track tunnel proposed by the present invention hangs template and construction party
Method, solves the lining template of monoblock type inverted arch two and applies limitation problem in single-track tunnel, install, remove simple and convenient, simplify
Workload, improves work efficiency.
Description of the drawings
Fig. 1 is the use structure that single-track tunnel macroportion inverted arch self-propelled described according to embodiments of the present invention hangs template
Schematic diagram；
Fig. 2 is the structural representation of ring template described according to embodiments of the present invention；
Fig. 3 is the structural representation of vertical formwork described according to embodiments of the present invention；
Fig. 4 is the structural representation of support of putting more energy into described according to embodiments of the present invention；
Fig. 5 is the structural representation of support described according to embodiments of the present invention；
Fig. 6 is the structural representation to supportting truss described according to embodiments of the present invention；
Fig. 7 is that the front view connected between support is hung in spacing column described according to embodiments of the present invention and side；
Fig. 8 is that the side view connected between support is hung in spacing column described according to embodiments of the present invention and side；
Fig. 9 is the structural representation of adjustable plate described according to embodiments of the present invention；
Figure 10 is the structural representation of the first described according to embodiments of the present invention support leading screw；
Figure 11 is the structural representation of the 3rd described according to embodiments of the present invention support leading screw；
Figure 12 is the side structure schematic diagram of suspension template described according to embodiments of the present invention.
Shown in figure：
1- arc ring templates；2-L type vertical formworks；3- puts more energy into support；4- supports；5- is to supportting truss；The spacing columns of 6-；
7- hangs support in side；8- templates lean on band；9- second supports leading screw；10- adjustable plates；11- chain blocks；12- first supports leading screw；
13- the 3rd supports leading screw；The vertical connecting plates of 14-；15- horizontal connecting plates；16-L shape supports；The first bolts hole of 17-；18- second
Bolt hole；The 3rd bolts hole of 19-；The 4th bolts hole of 20-；21- chutes.
Specific embodiment
Accompanying drawing in reference to the embodiment of the present invention, to the embodiment of the present invention in technical scheme carry out clear, complete
Ground description.
As shown in figs. 1-12, a kind of single-track tunnel macroportion inverted arch self-propelled described in embodiments in accordance with the present invention hangs
Template, the suspension template are hung on below self-propelled trestle by 5 tons of chain block 11, and can be with the self-propelled
Trestle advanced in unison, the suspension template include point template arranged along tunnel macroportion inverted arch both sides, point template construct per block
24 meters long, and described point of template is formed by 16 pieces of little template splicings axial arranged along tunnel, i.e., per block, the length of little template is 1.5
Rice, the little template include that the arc ring template 1 and L-type vertical formwork 2 that one end is mutually connected by hinges 26, the L-type are erected
Support 4 is fixed with to the inner side of template 2, as shown in figure 5, the support 4 includes vertically connecting along what L-type vertical formwork 2 was arranged
Fishplate bar 14 and the horizontal connecting plate 15 being fixedly linked with 14 upper end of vertical connecting plate, vertical connecting plate 14 and horizontal connecting plate 15 it
Between be further fixed on a L bracket 16, the top of vertical connecting plate 14 is provided with three the first bolts hole 17, sets on horizontal connecting plate 15
There are two the second bolts hole 18, be connected with by the support 4 between point template positioned at described in tunnel macroportion inverted arch both sides
To supportting truss 5, the effect for supportting truss 5 is to connect as one a point template for both sides, so pass through chain block 11 can be by
Hang template system to hang over below self-propelled trestle, as shown in fig. 6, the two ends of described pair of support truss 5 are provided with the 3rd bolt hole 19,
The upper end of the support 4 connects limited location column 6, and the spacing column 6 is hung support 7 by side and is connected with self-propelled trestle, institute
State spacing column 6 and side is hung the effect of support 7 and is to prevent to hang template and the larger swing in left and right occur.
In the above-described embodiments, be additionally provided with template by band 8, the template by band 8 be used for guaranteeing the rigidity of little template with
Linearity.
In the above-described embodiments, also by the first supporting wire between the top of the L-type vertical formwork 2 and self-propelled trestle
Thick stick 12 is fixedly linked, it is therefore intended that prevent swing excessive when self-propelled trestle is moved.
In the above-described embodiments, the arc ring template 1 is connected also by the 3rd reinforcing leading screw 13 with the inside of tunnel, mesh
Be prevent hang Template Location after occur float situation.
In the above-described embodiments, it is provided between the support 4 and described pair of support truss 5 for regulation point template horizontal level
Adjustable plate 10, and the support 4 is connected with the adjustable plate 10, and the adjustable plate 10 is connected with described pair of support truss 5.As schemed
Shown in 8, in a specific embodiment, it is provided with and 17 phase of the first bolt hole near the part to supportting truss 5 in adjustable plate 10
Corresponding three the 4th bolts hole 20, are provided with chute 21 with respect to the position of the 4th bolt hole 20 on adjustable plate 10.Concrete operations
When, suspension template is adjusted by jack and moved along chute 21, so that it is guaranteed that hanging template without departing from inverted arch trestle center line.
In the above-described embodiments, support also by second between the arc ring template 1 and the L-type vertical formwork 2
Leading screw 9 is fixedly linked.Second supports leading screw 9 to be used for the folding and unfolding of arc ring template 1, and during the demoulding, arc ring template 1 is by the
Two support leading screws 9 withdraw, and ejected by the second support leading screw 9, can achieve arc ring template 1 and move with trestle, soon during formwork
Fast formwork positioning.
In the above-described embodiments, in order to improve the stability for hanging template, as shown in figure 4, the inner side of described point of template is also
It is provided with support 3 of putting more energy into.
The invention also discloses a kind of single-track tunnel macroportion inverted arch self-propelled hangs the construction method of template, including following
Step：
1) movement of template is hung, including：
1.1) center line is marked on inverted arch basal plane；
1.2) it is with reference to moving up self-propelled trestle with the center line of labelling on inverted arch basal plane, it is ensured that self-propelled trestle is not inclined
From center line；
1.3) suspension template is moved to behind assigned position with self-propelled trestle and purges totally loose for substrate slag and debris；
2) Template Location is hung, including：
2.1) horizontal elevation positioning：According to measurement control point, form height is hung using the adjustment of chain block 11, before adjustment
First die head elevation is hung at measurement suspension centre, first carry out rough adjustment and accurately adjusted again；
2.2) center line positioning：According to measurement control point, the position to supportting adjustable plate 10 at truss 5 is transferred using jack,
Tip position is first adjusted during adjustment and adjusts other again to supportting 5 position of truss, bolt on adjustable plate 10 is locked after being adjusted in place
Tightly；
2.3) fixing rivet is set on the abutment wall of both sides after the completion of positioning, support leading screw 13 to fix by the 3rd and hang mould
Plate；
3) casting concrete, including：
3.1) inverted arch casting concrete is given according to the order of first intermediate and then both sides；
3.2) after above-mentioned pour operation terminate 8 hours after, opening quotation pour inverted arch fill concrete to designed elevation；
4) demoulding：Step 3.2) operation starts the demoulding after terminating 4 hours, and the demoulding comprises the steps：
4.1) remove the 3rd and support leading screw 13；
4.2) the second support leading screw 9 that removes between arc ring template 1 and L-type vertical formwork 2 withdraws arc ring mould
Plate (1)；
4.3) adjustable plate 10 is unclamped；
4.4) suspension template is lifted by chain block 11 and completes the demoulding.
Preferably, step 1.2) in by first support leading screw 12 by hang template be fixed on below self-propelled trestle, and
By the spacing column 6 that is sequentially connected with support 4 and side hang support 7 carry out spacing.
In sum, by means of the above-mentioned technical proposal of the present invention, the inverted arch in single-track tunnel proposed by the present invention is voluntarily
Formula hangs template and construction method, solves the lining template of monoblock type inverted arch two and applies limitation problem in single-track tunnel, installs, tears open
Except simple and convenient, workload is simplified, work efficiency is improve.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements that is made etc. should be included within the scope of the present invention.
Claims (8)
1. a kind of single-track tunnel macroportion inverted arch self-propelled hangs template, it is characterised in that the suspension template is by pulling calabash
Reed (11) is hung on below self-propelled trestle, and can be included with the self-propelled trestle advanced in unison, the suspension template
Along point template that tunnel macroportion inverted arch both sides are arranged, described point of template is by some little template splicings axial arranged along tunnel
Include arc ring template (1) and L-type vertical formwork (2) that one end is hinged into, the little template, the vertical mould of the L-type
Support (4) is fixed with the inside of plate (2), passes through the support between described in tunnel macroportion inverted arch both sides points of templates
(4) it is connected with to supportting truss (5), the upper end of support (4) connects limited location column (6), and described spacing column (6) pass through side
Hang support (7) to be connected with self-propelled trestle.
2. single-track tunnel macroportion inverted arch self-propelled according to claim 1 hangs template, it is characterised in that the L-type
It is fixedly linked also by the first support leading screw (12) between the top of vertical formwork (2) and self-propelled trestle.
3. single-track tunnel macroportion inverted arch self-propelled according to claim 1 hangs template, it is characterised in that the arc
Ring template (1) is connected also by the 3rd support leading screw (13) with the inside of tunnel.
4. single-track tunnel macroportion inverted arch self-propelled according to claim 1 hangs template, it is characterised in that the support
(4) adjustable plate (10) for regulation point template horizontal level, and the support (4) are provided between described pair of support truss (5)
It is connected with the adjustable plate (10), adjustable plate (10) are connected with described pair of support truss (5).
5. single-track tunnel macroportion inverted arch self-propelled according to claim 1 hangs template, it is characterised in that the arc
It is fixedly linked also by the second support leading screw (9) between ring template (1) and the L-type vertical formwork (2).
6. single-track tunnel macroportion inverted arch self-propelled according to claim 1 hangs template, it is characterised in that described point of mould
Support of putting more energy into (3) is additionally provided with the inside of plate.
7. a kind of single-track tunnel macroportion inverted arch self-propelled as claimed in claim 1 hangs the construction method of template, its feature
It is, comprises the following steps：
1) movement of template is hung, including：
1.1) center line is marked on inverted arch basal plane；
1.2) it is with reference to moving up self-propelled trestle with the center line of labelling on inverted arch basal plane, it is ensured that self-propelled trestle is without departing from
Line；
1.3) suspension template is moved to behind assigned position with self-propelled trestle and purges totally loose for substrate slag and debris；
2) Template Location is hung, including：
2.1) horizontal elevation positioning：According to measurement control point, form height is hung using chain block (11) adjustment, before adjustment first
Die head elevation is hung at measurement suspension centre, rough adjustment is first carried out and is accurately adjusted again；
2.2) center line positioning：According to measurement control point, the position to supportting truss (5) place adjustable plate (10) is transferred using jack,
Tip position is first adjusted during adjustment and adjusts other again to supportting truss (5) position, the upper bolt of adjustable plate (10) is entered after being adjusted in place
Row locking；
2.3) fixing rivet is set on the abutment wall of both sides after the completion of positioning, support the fixed suspension mould of leading screw (13) by the 3rd
Plate；
3) casting concrete, including：
3.1) inverted arch casting concrete is given according to the order of first intermediate and then both sides；
3.2) after above-mentioned pour operation terminate 8 hours after, opening quotation pour inverted arch fill concrete to designed elevation；
4) demoulding：Step 3.2) operation starts the demoulding after terminating 4 hours, and the demoulding comprises the steps：
4.1) remove the 3rd and support leading screw (13)；
4.2) arc ring is withdrawn in the second support leading screw (9) that removes between arc ring template (1) and L-type vertical formwork (2)
Template (1)；
4.3) adjustable plate (10) is unclamped；
4.4) suspension template is lifted by chain block (11) and completes the demoulding.
8. construction method according to claim 7, it is characterised in that step 1.2) in support the leading screw (12) will by first
Hang template to be fixed on below self-propelled trestle, and support is hung by the spacing column (6) and side that are sequentially connected with support (4)
(7) carry out spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068669.XA CN106499411B (en) | 2016-11-29 | 2016-11-29 | A kind of single-track tunnel macroportion inverted arch self-propelled suspension template and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068669.XA CN106499411B (en) | 2016-11-29 | 2016-11-29 | A kind of single-track tunnel macroportion inverted arch self-propelled suspension template and construction method |
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| Publication Number | Publication Date |
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| CN106499411A true CN106499411A (en) | 2017-03-15 |
| CN106499411B CN106499411B (en) | 2019-02-12 |
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Cited By (5)
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| CN107090767A (en) * | 2017-06-19 | 2017-08-25 | 中铁隧道集团二处有限公司 | A kind of Full-hydraulic crawler-type self trestle |
| CN108150197A (en) * | 2018-02-05 | 2018-06-12 | 中铁隧道集团处有限公司 | Radially overturning inverted arch trestle and its installation position method for demoulding to arc formwork |
| CN111691902A (en) * | 2020-06-04 | 2020-09-22 | 中交一公局集团有限公司 | Tunnel inverted arch construction process |
| CN112160771A (en) * | 2020-11-06 | 2021-01-01 | 湖南五新模板有限公司 | Upward-floating-prevention overhead arch formwork system |
| CN112281774A (en) * | 2020-10-23 | 2021-01-29 | 四川港航建设工程有限公司 | Inverted arch finalized formwork system and construction method |
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| CN108150197A (en) * | 2018-02-05 | 2018-06-12 | 中铁隧道集团处有限公司 | Radially overturning inverted arch trestle and its installation position method for demoulding to arc formwork |
| CN108150197B (en) * | 2018-02-05 | 2024-04-05 | 中铁隧道集团一处有限公司 | Radial overturning inverted arch trestle of arc-shaped template and mounting, positioning and demolding method thereof |
| CN111691902A (en) * | 2020-06-04 | 2020-09-22 | 中交一公局集团有限公司 | Tunnel inverted arch construction process |
| CN112281774A (en) * | 2020-10-23 | 2021-01-29 | 四川港航建设工程有限公司 | Inverted arch finalized formwork system and construction method |
| CN112160771A (en) * | 2020-11-06 | 2021-01-01 | 湖南五新模板有限公司 | Upward-floating-prevention overhead arch formwork system |
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| CN106499411B (en) | 2019-02-12 |
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