CN103850247B - A kind of underground continuous wall connector guard shield and construction equipment and construction method - Google Patents
A kind of underground continuous wall connector guard shield and construction equipment and construction method Download PDFInfo
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- CN103850247B CN103850247B CN201410072240.2A CN201410072240A CN103850247B CN 103850247 B CN103850247 B CN 103850247B CN 201410072240 A CN201410072240 A CN 201410072240A CN 103850247 B CN103850247 B CN 103850247B
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- pull out
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Abstract
A kind of underground continuous wall connector guard shield and construction equipment and construction method, relate to the construction equipment of a kind of continuous wall connector protection in Hydraulic and Hydro-Power Engineering, and construction method.Guard shield is arc, and arc has comprised and pulls out plate, on-gauge plate and base plate.Underground continuous wall connector guard shield construction equipment, comprises plate system of pulling out, rises and pull out poppet and former reinforcing cage frame roof bracing means; Pull out plate system and comprise track pin beam and panel ejector, track pin beam two ends are supported by panel ejector respectively, and a panel ejector other end is installed on the ground, and the other end of another panel ejector has been arranged on and has pulled out on poppet.The beneficial effect that the present invention has is: in construction of diaphragm wall; joint protective plate is divided in fluted body plate joint; cohere with fluted body plate joint in the groove stoping concrete to enter plate joint; speed of application is fast; reduce workman's physical labor intensity; breach traditional " throwing bag method " construction method, for wallboard lapping construction creates favorable conditions.
Description
Technical field:
A kind of underground continuous wall connector guard shield and construction equipment and construction method, relate to the construction equipment of a kind of continuous wall connector protection in Hydraulic and Hydro-Power Engineering, and the construction method of this protective device.
Background technology:
In Hydraulic and Hydro-Power Engineering, along with the development of diaphragm wall engineering, its form of structure is also complicated various, wallboard overlap joint adopt joint form also to make rapid progress: the compromise joint form such as " one " type, " L " type, " fourth " type, " ten " type as shown in Figure 1 to 4.When compromise joint is connected with wallboard, first pre-buried fluted body plate joint, then embeds wallboard in fluted body plate joint and connects.When pre-buried fluted body plate joint, in the groove of fluted body of being everlasting plate joint, input clay bag prevention concrete enters in groove and coheres, for wallboard lapping construction creates favorable conditions with fluted body plate joint.But the clay bag thrown in is difficult to fill under mud closely knit, and it is slow to throw bag speed, and workman's physical labor intensity is high, and it is long to throw the bag time, carries out underwater concreting after almost can not meeting the acceptance(check) of clear hole in 4 hours.
Summary of the invention:
The problem to be solved in the present invention is exactly the protective device providing a kind of underground continuous wall connector for above deficiency, and construction method.Its technical scheme is as follows:
Guard shield is arc, and arc has comprised and pulls out plate, on-gauge plate and base plate, is working the one end of pulling out plate and base plate and is being welded with bolt plate at the two ends of on-gauge plate, and the two ends up and down of on-gauge plate are bolted plate and have connected respectively and pull out plate and base plate.
Underground continuous wall connector guard shield construction equipment, its key technology is to comprise plate system of pulling out, rises and pull out poppet and former reinforcing cage frame roof bracing means; Pull out plate system and comprise track pin beam and panel ejector, track pin beam two ends are supported by panel ejector respectively, and a panel ejector other end is installed on the ground, and the other end of another panel ejector has been arranged on and has pulled out on poppet; Rise and pull out poppet and be welded into " well " cabinet frame by light rail, " well " cabinet frame welds supporting steel plate, reservedly in supporting steel plate divide into conduit hole, rise and pull out poppet and be arranged on former reinforcing cage frame roof bracing means; Former reinforcing cage frame roof bracing means is made up of unequal angle and support triangle plate.
Underground continuous wall connector guard shield construction method, comprises the following steps:
1) first pre-buried good fluted body plate joint, ensures during pre-buried fluted body plate joint that fluted body plate joint is vertical, indeformable, measures its pre-buried degree of depth and makes a record;
2) little tonnage crane is adopted to divide into joint protective plate in fluted body plate joint;
3) after joint protective plate has been divided into, carry out concreting, carry out joint protective plate according to the concrete surface contact joint protective plate bottom time recorded and concrete initial set time and work the work of pulling out;
4) joint protective plate rises and pulls out:
1. construction equipment layout: first former reinforcing cage frame roof is carried out consolidation process; then shelve special joint guard shield in reinforcing cage frame roof to rise and pull out poppet; last panel ejector one end stressed rise pull out on poppet, another panel ejector one end is then stressed on ground line.
2. rise and pull out:
Pull out plate system construction principle: during work; track pin beam acts on panel ejector cover plate through pin-and-hole; panel ejector coverplate stress is directly passed to panel ejector; one panel ejector has acted on and has pulled out on poppet; pull out poppet to act on former reinforcing cage frame roof bracing means and transmit load; another panel ejector acts directly on ground line and transmits load, completes rising of joint protective plate pull out work with this.
Compared with prior art, the beneficial effect that the present invention has is:
1, in construction of diaphragm wall; joint protective plate is divided in fluted body plate joint; cohere with fluted body plate joint in the groove stoping concrete to enter plate joint; speed of application is fast; reduce workman's physical labor intensity; carry out underwater concreting in 4 hours after meeting the acceptance(check) of clear hole, breach traditional " throwing bag method " construction method, for wallboard lapping construction creates favorable conditions.
2, adapter plate can be reused, and brings good economic benefit, reduces construction cost.
Accompanying drawing illustrates:
Fig. 1 is " one " type joint schematic diagram in prior art;
Fig. 2 is " L " type joint schematic diagram in prior art;
Fig. 3 is " fourth " type joint schematic diagram in prior art;
Fig. 4 is " ten " type joint schematic diagram in prior art;
Fig. 5 is that the present invention rises and pulls out plated construction schematic diagram;
Fig. 6 is on-gauge plate structural representation of the present invention;
Fig. 7 is base arrangement schematic diagram of the present invention;
Fig. 8 is joint protective board connecting structure schematic diagram of the present invention;
Fig. 9 is Fig. 8 A-A sectional drawing;
Figure 10 is Fig. 8 B-B sectional drawing;
Figure 11 is Fig. 8 C-C sectional drawing;
Figure 12 is joint protective plate using state schematic diagram of the present invention;
Figure 13 is that the present invention pulls out plate system construction plan view;
Figure 14 is Figure 13 D-D sectional drawing;
Figure 15 is Figure 13 E-E sectional drawing;
Figure 16 is Figure 13 F-F sectional drawing;
Figure 17 is the present invention's former reinforcing cage frame roof consolidation process structural representation;
Figure 18 is that the present invention rises and pulls out poppet structural representation;
Figure 19 is Figure 18 G-G sectional drawing;
Figure 20 is that the present invention pulls out plate System Working Principle figure.
Detailed description of the invention:
See Fig. 5 ~ Figure 20; underground continuous wall connector guard shield of the present invention; its key technology is that guard shield is arc 4; arc 4 has comprised and has pulled out plate, on-gauge plate and base plate; working the one end of pulling out plate and base plate and be welded with bolt plate 6 at the two ends of on-gauge plate, the two ends up and down of on-gauge plate are bolted plate 6 and have connected respectively and pull out plate and base plate.
Described arc 4 inwall is welded with plate inner support bar 3, and plate inner support bar 3 spacing is 50 ~ 80cm, and plate inner support bar 3 is a straight plate, or adapts with the shape of arc 4, is an arc strip.
Described arc 4 inwall is positioned at outside bolt plate 6 and is provided with reinforcing bracer 5, and reinforce bracer 5 one end and be fixed on arc 4 inwall, the other end is fixed on outside bolt plate 6.
Described is pulled out plate, carries out flexible docking by 10.9 grades of high-strength bolts 9 through the bolt connecting hole 7 of bolt plate 6 between on-gauge plate and base plate, realize arc desired height.
Described is pulled out plate inwall centre position and is vertically welded with reinforcement steel plate 1, and be provided with pin-and-hole 2.
The bottom of described base plate is provided with wear-resistant block 8, for the protection of base plate.
Underground continuous wall connector guard shield construction equipment of the present invention, its key technology is to comprise plate system of pulling out, rises and pull out poppet and former reinforcing cage frame roof bracing means; Pull out plate system and comprise track pin beam 18 and panel ejector 21, track pin beam 18 two ends are supported by panel ejector 21 respectively, and panel ejector 21 other end is arranged on ground 23, and the other end of another panel ejector 21 has been arranged on and has pulled out on poppet; Rise and pull out poppet and be welded into " well " cabinet frame by No. 24 light rails 14, " well " cabinet frame welds supporting steel plate 15, reservedly in supporting steel plate 15 divide into conduit hole 16, rise and pull out poppet and be arranged on former reinforcing cage frame roof bracing means; Former reinforcing cage frame roof bracing means is made up of unequal angle 11 and support triangle plate 10.
Described panel ejector 21 is connected with hydraulic system 25 by tubing interface 22, oil pipe 24.
Described panel ejector 21 has cover plate 20, supporting track pin beam 18 on cover plate 20.
Described cover plate 20 both sides are welded with stopping means 19.
In figure, 13 is supporting piles.
Underground continuous wall connector guard shield construction method of the present invention is as follows:
1, first pre-buried good fluted body plate joint 12(arranges draw-in groove 17 on the steel plate of fluted body plate joint 12 both sides, for dividing into joint protective plate), ensure during pre-buried fluted body plate joint that fluted body plate joint is vertical, indeformable, measures its pre-buried degree of depth and makes a record;
2, adopt little tonnage crane in fluted body plate joint 12, divide into joint protective plate (as shown in figure 12);
3, after joint protective plate has been divided into, carry out concreting, carry out joint protective plate according to the concrete surface contact joint protective plate bottom time recorded and concrete initial set time and work the work of pulling out;
4, joint protective plate rises and pulls out:
1) construction equipment layout: first former reinforcing cage framework 26 top is carried out consolidation process (shown in Figure 17); then shelve special joint guard shield in reinforcing cage frame roof to rise and pull out poppet (Figure 18 shown in); last panel ejector 21 one end is stressed pulls out on poppet rising, and another panel ejector 21 one end is then stressed on ground line 23 (Figure 16 shown in).
2) rise and pull out:
Pull out plate system construction principle and see Figure 20: during work; track pin beam 18 acts on panel ejector cover plate 20 through pin-and-hole 2; panel ejector cover plate 20 is stressed is directly passed to panel ejector 21; one panel ejector 21 has acted on and has pulled out on poppet; pull out poppet to act on former reinforcing cage frame roof bracing means and transmit load; another panel ejector 21 acts directly on ground line 23 and transmits load, completes rising of joint protective plate pull out work with this.
Claims (6)
1. a underground continuous wall connector guard shield, it is characterized in that guard shield is arc (4), arc (4) has comprised and has pulled out plate, on-gauge plate and base plate, working the one end of pulling out plate and base plate, and be welded with bolt plate (6) at the two ends of on-gauge plate, the two ends up and down of on-gauge plate are bolted plate (6) and have connected respectively and pull out plate and base plate, plate inner support bar (3) is welded with at arc (4) inwall, plate inner support bar (3) spacing is 50 ~ 80cm, be positioned at bolt plate (6) outside at arc (4) inwall and be provided with reinforcing bracer (5), rise and pull out plate, flexibly connected through bolt plate (6) by high-strength bolt (9) between on-gauge plate and base plate, rise pull out plate inwall centre position be vertically welded with strengthen steel plate (1), and be provided with pin-and-hole (2), wear-resistant block (8) is provided with in the bottom of base plate.
2. a underground continuous wall connector guard shield construction equipment, is characterized in that comprising plate system of pulling out, rises and pull out poppet and former reinforcing cage frame roof bracing means; Pull out plate system and comprise track pin beam (18) and panel ejector (21), track pin beam (18) two ends are supported by panel ejector (21) respectively, panel ejector (21) other end is arranged on ground (23), and the other end of another panel ejector (21) has been arranged on and has pulled out on poppet; Rise and pull out poppet and be welded into " well " cabinet frame by light rail (14), " well " cabinet frame welds supporting steel plate (15), reservedly in supporting steel plate (15) divide into conduit hole (16), rise and pull out poppet and be arranged on former reinforcing cage frame roof bracing means; Former reinforcing cage frame roof bracing means is made up of unequal angle (11) and support triangle plate (10).
3. underground continuous wall connector guard shield construction equipment according to claim 2, is characterized in that panel ejector (21) is connected with hydraulic system (25).
4. underground continuous wall connector guard shield construction equipment according to claim 2, is characterized in that panel ejector (21) has cover plate (20), the upper supporting track pin beam (18) of cover plate (20).
5. underground continuous wall connector guard shield construction equipment according to claim 4, is characterized in that cover plate (20) both sides are welded with stopping means (19).
6. a underground continuous wall connector guard shield construction method, is characterized in that comprising the following steps:
1) first pre-buried good fluted body plate joint (12), ensures during pre-buried fluted body plate joint that fluted body plate joint is vertical, indeformable, measures its pre-buried degree of depth and makes a record;
2) little tonnage crane is adopted to divide into joint protective plate in fluted body plate joint (12);
3) after joint protective plate has been divided into, carry out concreting, carry out joint protective plate according to the concrete surface contact joint protective plate bottom time recorded and concrete initial set time and work the work of pulling out;
4) joint protective plate rises and pulls out:
1. construction equipment layout: first former reinforcing cage (26) frame roof is carried out consolidation process, then shelve joint protective plate in reinforcing cage frame roof to rise and pull out poppet, last panel ejector (21) one end stressed rise pull out on poppet, another panel ejector (21) one end is then stressed on ground line (23);
2. rise and pull out:
Pull out plate system construction principle: during work; track pin beam (18) acts on panel ejector cover plate (20) through pin-and-hole (2); panel ejector cover plate (20) is stressed is directly passed to panel ejector (21); one panel ejector (21) has acted on and has pulled out on poppet; pull out poppet to act on former reinforcing cage frame roof bracing means and transmit load; another panel ejector (21) acts directly on ground line (23) and transmits load, completes rising of joint protective plate pull out work with this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410072240.2A CN103850247B (en) | 2014-03-01 | 2014-03-01 | A kind of underground continuous wall connector guard shield and construction equipment and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410072240.2A CN103850247B (en) | 2014-03-01 | 2014-03-01 | A kind of underground continuous wall connector guard shield and construction equipment and construction method |
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| Publication Number | Publication Date |
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| CN103850247A CN103850247A (en) | 2014-06-11 |
| CN103850247B true CN103850247B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410072240.2A Active CN103850247B (en) | 2014-03-01 | 2014-03-01 | A kind of underground continuous wall connector guard shield and construction equipment and construction method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104594350A (en) * | 2015-02-09 | 2015-05-06 | 张继红 | Pore pressure counterforce steel pipe pile pulling method and pipe pulling device thereof |
| CN113027471B (en) * | 2021-03-30 | 2021-11-30 | 中交一公局集团有限公司 | Collapsible loess stratum subway tunnel earth pressure balance shield construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168963A (en) * | 2007-11-05 | 2008-04-30 | 上海市第二市政工程有限公司 | Large depth underground continuous wall water-stop joint device |
| CN101906775A (en) * | 2008-11-19 | 2010-12-08 | 兰州南特数码科技股份有限公司 | Multifunctional precast arch piece |
| CN203866818U (en) * | 2014-03-01 | 2014-10-08 | 中国水利水电第七工程局成都水电建设工程有限公司 | Construction equipment for connector protection plate of underground diaphragm wall |
| CN203891006U (en) * | 2014-03-01 | 2014-10-22 | 中国水利水电第七工程局成都水电建设工程有限公司 | Protection plate for joint of underground continuous walls |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010196441A (en) * | 2009-02-27 | 2010-09-09 | Taisei Corp | Core material of soil cement continuous underground wall |
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- 2014-03-01 CN CN201410072240.2A patent/CN103850247B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168963A (en) * | 2007-11-05 | 2008-04-30 | 上海市第二市政工程有限公司 | Large depth underground continuous wall water-stop joint device |
| CN101906775A (en) * | 2008-11-19 | 2010-12-08 | 兰州南特数码科技股份有限公司 | Multifunctional precast arch piece |
| CN203866818U (en) * | 2014-03-01 | 2014-10-08 | 中国水利水电第七工程局成都水电建设工程有限公司 | Construction equipment for connector protection plate of underground diaphragm wall |
| CN203891006U (en) * | 2014-03-01 | 2014-10-22 | 中国水利水电第七工程局成都水电建设工程有限公司 | Protection plate for joint of underground continuous walls |
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| CN103850247A (en) | 2014-06-11 |
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