CN201433392Y - Underground continuous water retaining wall integrally forming machine - Google Patents
Underground continuous water retaining wall integrally forming machine Download PDFInfo
- Publication number
- CN201433392Y CN201433392Y CN200920232866XU CN200920232866U CN201433392Y CN 201433392 Y CN201433392 Y CN 201433392Y CN 200920232866X U CN200920232866X U CN 200920232866XU CN 200920232866 U CN200920232866 U CN 200920232866U CN 201433392 Y CN201433392 Y CN 201433392Y
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Abstract
The utility model discloses an underground continuous water retaining wall integrally forming machine and relates to a machine for building an underground continuous water retaining wall in an intertidal zone besides a river, a lake or the sea or on a dam. The machine comprises a tracked chassis, a machine frame, a corner chassis, a chamfering system, a bar placing system, a concrete pouring basin, a power system, an electric control cabinet and a hydraulic control cabinet, wherein the chamfering system, the bar placing system and the concrete pouring basin are arranged on the corner chassis;and the power system, the electric control cabinet and the hydraulic control cabinet are arranged on the machine frame. The chamfering system is a chain type continuous excavator bucket, can rise andfall, and is vertically arranged during operation and inclined against the machine frame during site transfer and transportation; and the bar placing system and the concrete pouring basin are arrangedat the rear side of the chamfering system. The machine can complete chambering ground furrows, placing bars and pouring concrete. The machine has the advantages that: a self-prepared diesel engine, ahydraulic actuator and a vehicle-mounted concrete mixer are adopted, the site transfer operation is flexible, and the working efficiency is high; and the depth of a wall body is adjustable and the quality of the wall body is high. The machine can be powered by commercial power in a construction site.
Description
Technical field
The utility model relates to a kind of engineering machinery, be specifically related to a kind of on the rivers,lakes and seas limit the beach location and dam body on build the machinery of building underground continuous water-retaining walls.
Background technology
There are thousands of kilometers coastlines in China, and unnumbered crisscross great river, great river are arranged, the lake, the wetland that have star sieve to gather.The development and use in beach location are waited to build as the multinomial order of weights such as harbour, goods yard, outdoor bathing place, sea-farming is anxious.Shore reclamation at first is will build one or several underground continuous water-retaining walls earlier, and the water in the waterwall is drained and can be constructed.In addition heavy rain season, the water level in river, river, the lake is high, and dykes and dams are steeped by water logging for a long time, cause dam leakage easily, and dike breach causes disaster when serious.The effective ways of reinforce dikes and dams are the interior Side building continuous water-retaining walls at dykes and dams, prevent that dam body is immersed in water, and guarantees flood control safety.The building of waterwall adopts high-pressure rotary jet grouting pile machine or cement mixing pile machine all undesirable at present, and the former can not build continuous water-retaining walls, can't construct when the latter runs into quicksand, can only lean on manual work, and the manual work construction period is long, and production efficiency is low, the construction cost height.Culture's continuous water-retaining walls, the dam body degree of depth is little, and intensity is low, when high tide and rainy season, water level was high, the artificial easy seepage of dam body of building, topples over, and causes dangerous accident.
Summary of the invention
In order to address the above problem, the utility model provides a kind of underground continuous water-retaining walls by one step wall forming machine, the collection dig ground groove, the cloth reinforcing bar, the whole operations of fluid concrete by a machinery work continuously one the step finish.This machine is provided diesel engine for oneself, utilizes hydraulic actuator, is equipped with on-vehicle concrete mixer, transition operation maneuverability, high efficiency; The dam body depth-adjustment, the dam body quality is good.
The utility model is achieved by the following technical solution: the underground continuous water-retaining walls by one step wall forming machine comprises: crawler body, frame, be installed in the rotary corner of upper rack chassis, be installed in grooving system, cloth muscle system, concrete pouring groove, rack-mounted dynamical system, the electric control cabinet that is installed in frame front and the hydraulic control cabinet of being made up of diesel engine, oil pump, fuel tank on the corner chassis, also comprise many hydraulic drive motors and be connected oil pipe; Two drive sprocket I on the described crawler body are connected with rack-mounted track motor by chain I; Described frame is the rectangle steel structure tank bracket that two longerons and Duo Gen crossbeam are formed, and two front and back bridgings of the bottom of frame and crawler body connect; Described corner chassis is hinged by jointed shaft and frame, and the front portion on corner chassis is connected with frame by the corner oil cylinder; Described grooving system is the uninterrupted bucket of chain type, can oscilaltion; The grooving system is installed on the corner chassis, and is upright during operation, and horizontally-inclined is on frame during the transition transportation; The rear side of grooving system is provided with cloth muscle system and concrete pouring groove.
Described grooving system comprises: big arm, two chain II, be installed in the bucket motor of many buckets on the chain II and colter, chain drive-belt II motion; Described big arm is a rectangular hollow-core steel structure truss hill, and the both sides of big arm are provided with two guide rails, and described guide rail is connected with the corner chassis by four groups big arm guidance systems; Big arm side is provided with many lifting supports, and described lifting support is connected with the corner chassis by hoist cylinder; The arranged outside backplate of big arm middle and lower part, described backplate is a flute profile, chain II is sleeved on the inner chamber of backplate; Described chain II is connected with big arm by two sprocket wheels that are installed in big arm two ends; The sprocket wheel of big arm upper end is drive sprocket II, and described drive sprocket II is connected with bucket motor on being installed in big arm; Many buckets and colter are staggered to be installed on two chain II; During the upright operation of big arm, be connected with the corner chassis by big arm brace, rob support I, rob support II.
Described big arm guidance system comprises: bracket I I, directive wheel and adjusting bolt; Described bracket I I is a steel work rectangle tank bracket, and the lower end is fixed on the two ends on corner chassis; Described directive wheel is two groups, every group two, is close to the both sides of guide rail respectively; Gap between directive wheel and the guide rail is regulated by regulating bolt.
In the described grooving system dashboard is set also, dashboard is positioned at backplate top; Described dashboard is fixed on corner chassis and the big arm.
Make sieve aperture on the described bucket, the mud device is told in the inner chamber setting of bucket.
Described cloth reinforcing system turnkey is drawn together: bracket I, steel ring dish, drive roll, driven voller, send the conduit of muscle motor and Duo Gen different length; Described bracket I is a steel work rectangle tank bracket, and bracket I is fixed on the big arm, and drive roll and driven voller are installed on the bracket I by bearing respectively, and the steel ring dish is fixed on the bracket I; Reinforcing bar passes drive roll and driven voller enters conduit; Described conduit one end is fixed on the bracket I, and the other end is made outside quarter bend; Described drive roll is connected with the muscle motor that send on being fixed on bracket I by the band transmission width of cloth.
Described concrete pouring groove is a rectangular channel, and the openend of groove is outside, and the blind end of groove is fixed on the outside of backplate.
The place ahead of described frame is provided with big arm support; During grooving system horizontally-inclined, big arm rides over big arm support (19) upper end.
This utility model good effect is:
1, collection ditching, the cloth reinforcing bar, the whole operations of fluid concrete are in one, the production efficiency height.
2, compact conformation, the automaticity height.
3, rice surplus the dash body of wall degree of depth can reach underground 20, strength of wall body is big, and it is effective to block water, safe and reliable.
4, transition operation maneuverability, high efficiency
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the utility model structural representation.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the A-A profile of Fig. 1.
Among the figure: 1, crawler body, 1-1, drive sprocket I, 1-2, chain I, 1-3, track motor, 1-4, the front and back bridge, 2, frame, 2-1, longeron, 2-2, crossbeam, 2-3, jointed shaft, 3, electric control cabinet, 4, the hydraulic control cabinet, 5, oil pump, 6, fuel tank, 7, diesel engine, 8, the corner chassis, 9, the grooving system, 9-1, big arm, 9-2, the bucket motor, 9-3, drive sprocket II, 9-4, chain II, 9-5, bucket, 9-6, colter, 9-7, lifting support, 9-8, hoist cylinder, 9-9, guide rail, 9-10, backplate, 10, dashboard, 11, cloth muscle system, 11-1, bracket I, 11-2, the steel ring dish, 11-3, send the muscle motor, 11-4, the band transmission width of cloth, 11-5, drive roll, 11-6, driven voller, 11-7, conduit, 12, reinforcing bar, 13, the concrete pouring groove, 14, big arm guidance system, 14-1, bracket I I, 14-2, directive wheel, 14-3, regulate bolt, 15, big arm brace, 16, rob support I, 17, rob support II, 18, the corner oil cylinder, 19, big arm support.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3: the underground continuous water-retaining walls by one step wall forming machine comprises: crawler body 1, frame 2, be installed in rotary corner chassis, frame 2 tops 8, be installed in grooving system 9, cloth muscle system 11, concrete pouring groove 13 on the corner chassis 8, be installed in dynamical system, the electric control cabinet 3 that is installed in frame 2 front portions and the hydraulic control cabinet 4 be made up of diesel engine 7, oil pump 5, fuel tank 6 on the frame 2, also comprise many hydraulic drive motors and be connected oil pipe; Two drive sprocket I 1-1 on the described crawler body 1 are connected with track motor 1-3 on being installed in frame 2 by chain I 1-2; Described frame 2 is the rectangle steel structure tank bracket that two longeron 2-1 and Duo Gen crossbeam 2-2 form, and the bottom of frame 2 is connected with two front and back bridge 1-4 of crawler body 1; Described corner chassis 8 is hinged by jointed shaft 2-3 and frame 2, and the front portion on corner chassis 8 is connected with frame 2 by corner oil cylinder 18; Described grooving system 9 is the uninterrupted bucket of chain type, can oscilaltion; Grooving system 9 is installed on the corner chassis 8, and is upright during operation, and horizontally-inclined is on frame 2 during the transition transportation; The rear side of grooving system 9 is provided with cloth muscle system 11 and concrete pouring groove 13.
Described grooving system 9 comprises: big arm 9-1, two chain II 9-4, be installed in many bucket 9-5 on the chain II 9-4 and the bucket motor 9-2 of colter 9-6, chain drive-belt II 9-4 motion; Described big arm 9-1 is a rectangular hollow-core steel structure truss hill, and the both sides of big arm 9-1 are provided with two guide rail 9-9, and described guide rail 9-9 is connected with corner chassis 8 by four groups big arm guidance systems 14; Big arm 9-1 side is provided with many lifting support 9-7, and described lifting support 9-7 is connected with corner chassis 8 by hoist cylinder 9-8; The arranged outside backplate 9-10 of big arm 9-1 middle and lower part, described backplate 9-10 is a flute profile, chain II 9-4 is sleeved on the inner chamber of backplate 9-10; Described chain II 9-4 is connected with big arm 9-1 by two sprocket wheels that are installed in big arm 9-1 two ends; The sprocket wheel of big arm 9-1 upper end is drive sprocket II9-3, and described drive sprocket II9-3 is connected with bucket motor 9-2 on being installed in big arm 9-1; Many bucket 9-5 and colter 9-6 are staggered to be installed on two chain II 9-4; During the upright operation of big arm 9-1, be connected with corner chassis 8 by big arm brace 15, rob support I 16, rob support II 17.
Described big arm guidance system 14 comprises: bracket I I 14-1, directive wheel 14-2 and adjusting bolt 11-3; Described bracket I I 14-1 is a steel work rectangle tank bracket, and the lower end is fixed on the two ends on corner chassis 8; Described directive wheel 14-2 is two groups, every group two, is close to the both sides of guide rail 9-10 respectively; Gap between directive wheel 14-2 and the guide rail 9-10 is regulated by regulating bolt 14-3.
In the described grooving system 9 dashboard 10 is set also, dashboard 10 is positioned at backplate 9-10 top; Described dashboard 10 is fixed on corner chassis 8 and the big arm 9-1.
Described bucket 9-5 goes up and makes sieve aperture, and the mud device is told in the inner chamber setting of bucket 9-5.
Described cloth reinforcing bar system 11 comprises: bracket I 11-1, steel ring dish 11-2, drive roll 11-5, driven voller 11-6, send the conduit 11-7 of muscle motor 11-3 and Duo Gen different length; Described bracket I 11-1 is a steel work rectangle tank bracket, and bracket I 11-1 is fixed on the big arm 9-1, and drive roll 11-5 and driven voller 11-6 are installed on the bracket I 11-1 by bearing respectively, and steel ring dish 11-2 is fixed on the bracket I 11-1; Reinforcing bar 12 passes drive roll 11-5 and driven voller 11-6 enters conduit 11-7; Described conduit 11-7 one end is fixed on the bracket I 11-1, and the other end is made outside quarter bend; Described drive roll 11-5 is connected with the muscle motor 11-3 that send on being fixed on bracket I 11-1 by band transmission width of cloth 11-4.
Described concrete pouring groove 13 is a rectangular channel, and the openend of groove is outside, and the blind end of groove is fixed on the outside of backplate 9-10.
The place ahead of described frame 2 is provided with big arm support 19; During grooving system 9 horizontally-inclineds, big arm 9-1 rides over big arm support 19 upper ends.
As Fig. 1, Fig. 2, shown in Figure 3: this machine with corner chassis 8 jack-up,, is fixed big arm 9-1 with big arm brace 15 perpendicular to ground until big arm 9-1 by corner oil cylinder 18 from walking to the place, construction plant during operation, is subjected to force intensity with the level that improves big arm 9-1.Starting bucket motor 9-2, chain II9-4 drives bucket 9-5, colter 9-6 motion, starts hoist cylinder 9-8 simultaneously, drives big arm 9-2 and descends, the degree of depth until regulation, restart track motor 1-3, drive complete machine and slowly move ahead, start simultaneously and send muscle motor 11-3, reinforcing bar 12 enters concrete pouring groove 13 from conduit 11-7, the outer concrete mixer of machine enters concrete injection groove 13 with the finished product concrete by playpipe, reaches machine and crosses wall and play the production efficiency height.
Run into rock when geosyncline excavates, this machine also is provided with the rock probe, and for the fritter rock, colter 9-6 can not influence construction with its fragmentation.Run into large rock mass, control system can promote big arm automatically, avoids rock.
On the bucket 9-5 screen cloth is set, the water in the earth spills from screen cloth.Earth falls voluntarily at turning, chain II9-4 top, and the earth of whereabouts can not influence fluid concrete by the outside of dashboard 10 track lowering grooves.Bucket 9-5 inner chamber also is provided with tells the mud device, and the earth that will be bonded in by force among the bucket 9-5 ejects, and can not influence bucket work.
The dynamical system of this machine is diesel engine, oil pump, and the executive system of machine walking, multi-mode operation all adopts hydraulic actuators such as hydraulic motor, hydraulic cylinder.According to the condition of operation field, also can replace diesel engine, as this mechanomotive force with motor.The concrete mixer supporting with this machine is outsourcing.
During this machine transition transportation, big arm 9-1 is fallen, support, reduce height, be convenient to transportation by big arm support 19.
Claims (8)
1, a kind of underground continuous water-retaining walls by one step wall forming machine, it is characterized in that: this machine comprises: crawler body (1), frame (2), be installed in rotary corner chassis, frame (2) top (8), be installed in grooving system (9), cloth muscle system (11), concrete pouring groove (13) on the corner chassis (8), be installed in the dynamical system of being made up of diesel engine (7), oil pump (5), fuel tank (6) on the frame (2), be installed in frame (2) anterior electric control cabinet (3) and hydraulic control cabinet (4), also comprise many hydraulic drive motors and be connected oil pipe; Two drive sprocket I (1-1) on the described crawler body (1) are connected with track motor (1-3) on being installed in frame (2) by chain I (1-2); Described frame (2) is the rectangle steel structure tank bracket that two longerons (2-1) and many crossbeams (2-2) are formed, and the bottom of frame (2) is connected with two front and back bridges (1-4) of crawler body (1); Described corner chassis (8) is hinged by jointed shaft (2-3) and frame (2), and the front portion of corner chassis (8) is connected with frame (2) by corner oil cylinder (18); Described grooving system (9) is the uninterrupted bucket of chain type, can oscilaltion; Grooving system (9) is installed on the corner chassis (8), and is upright during operation, and horizontally-inclined is on frame (2) during the transition transportation; The rear side of grooving system (9) is provided with cloth muscle system (11) and concrete pouring groove (13).
2, underground continuous water-retaining walls by one step moulding wall telephone according to claim 1, it is characterized in that: described grooving system (9) comprising: big arm (9-1), big arm guidance system (14), two chain II (9-4), the bucket motor (9-2) that is installed in many buckets (9-5) on the chain II (9-4) and ploughs (9-6), chain drive-belt II (9-4) motion; Described big arm (9-1) is a rectangular hollow-core steel structure truss hill, and the both sides of big arm (9-1) are provided with two guide rails (9-9), and described guide rail (9-9) is connected with corner chassis (8) by four groups big arm guidance systems (14); Big arm (9-1) side is provided with many lifting supports (9-7), and described lifting support (9-7) is connected with corner chassis (8) by hoist cylinder (9-8); The arranged outside backplate (9-10) of big arm (9-1) middle and lower part, described backplate (9-10) is a flute profile, chain II (9-4) is sleeved on the inner chamber of backplate (9-10); Described chain II (9-4) is connected with big arm (9-1) by two sprocket wheels that are installed in big arm (9-1) two ends; The sprocket wheel of big arm (9-1) upper end is drive sprocket II (9-3), and described drive sprocket II (9-3) is connected with bucket motor (9-2) on being installed in big arm (9-1); Many buckets (9-5) and colter (9-6) are staggered to be installed on two chain II (9-4); During the upright operation of big arm (9-1), be connected with corner chassis (8) by big arm brace (15), rob support I (16), rob support II (17).
3, underground continuous water-retaining walls by one step wall forming machine according to claim 2 is characterized in that: described big arm guidance system (14) comprising: bracket I I (14-1), directive wheel (14-2) and adjusting bolt (11-3); Described bracket I I (14-1) is a steel work rectangle tank bracket, and the lower end is fixed on the two ends of corner chassis (8); Described directive wheel (14-2) is two groups, every group two, is close to the both sides of guide rail (9-10) respectively; Gap between directive wheel (14-2) and the guide rail (9-10) is regulated by regulating bolt (14-3).
4, underground continuous water-retaining walls by one step wall forming machine according to claim 2 is characterized in that: dashboard (10) also is set in the described grooving system (9), and dashboard (10) is positioned at backplate (9-10) top; Described dashboard (10) is fixed on corner chassis (8) and the big arm (9-1).
5, underground continuous water-retaining walls by one step wall forming machine according to claim 2 is characterized in that: described bucket (9-5) is gone up and is made sieve aperture, and the mud device is told in the inner chamber setting of bucket (9-5).
6, underground continuous water-retaining walls by one step wall forming machine according to claim 1 is characterized in that: described cloth reinforcing bar system (11) comprising: bracket I (11-1), steel ring dish (11-2), drive roll (11-5), driven voller (11-6), send the conduit (11-7) of muscle motor (11-3) and many different lengths; Described bracket I (11-1) is a steel work rectangle tank bracket, bracket I (11-1) is fixed on the big arm (9-1), drive roll (11-5) and driven voller (11-6) are installed on the bracket I (11-1) by bearing respectively, and steel ring dish (11-2) is fixed on the bracket I (11-1); Reinforcing bar (12) passes drive roll (11-5) and driven voller (11-6) enters conduit (11-7); Described conduit (11-7) end is fixed on the bracket I (11-1), and the other end is made outside quarter bend; Described drive roll (11-5) is connected with the muscle motor (11-3) that send on being fixed on bracket I (11-1) by the band transmission width of cloth (11-4).
7, underground continuous water-retaining walls by one step wall forming machine according to claim 1 is characterized in that: described concrete pouring groove (13) is a rectangular channel, and the openend of groove is outside, and the blind end of groove is fixed on the outside of backplate (9-10).
8, underground continuous water-retaining walls by one step wall forming machine according to claim 1 is characterized in that: the place ahead of described frame (2) is provided with big arm support (19); During grooving system (9) horizontally-inclined, big arm (9-1) rides over big arm support (19) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920232866XU CN201433392Y (en) | 2009-07-24 | 2009-07-24 | Underground continuous water retaining wall integrally forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920232866XU CN201433392Y (en) | 2009-07-24 | 2009-07-24 | Underground continuous water retaining wall integrally forming machine |
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| Publication Number | Publication Date |
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| CN201433392Y true CN201433392Y (en) | 2010-03-31 |
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| CN200920232866XU Expired - Fee Related CN201433392Y (en) | 2009-07-24 | 2009-07-24 | Underground continuous water retaining wall integrally forming machine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619573B (en) * | 2009-07-24 | 2011-07-13 | 徐州文鹏工程机械制造有限公司 | Machine for forming underground continuous water-retaining walls by one step |
| CN102155035A (en) * | 2011-05-26 | 2011-08-17 | 上海工程机械厂有限公司 | Continuous wall milling machine |
| CN102677652A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Cement soil wall building machine |
| CN102677722A (en) * | 2012-05-30 | 2012-09-19 | 张永忠 | Split bucket of chain type grooving machine |
| CN105604114A (en) * | 2016-03-04 | 2016-05-25 | 安徽文鹏重型工程机械有限公司 | Large arm guide device for underground diaphragm wall one-step forming machine |
| CN105780837A (en) * | 2016-04-29 | 2016-07-20 | 石家庄铁道大学 | Continuous excavation method and device for underground continuous wall |
| CN106013067A (en) * | 2016-06-25 | 2016-10-12 | 张璐 | Underground cement soil wall building equipment |
| CN106759262A (en) * | 2017-01-19 | 2017-05-31 | 中建三局集团有限公司 | The continuous sawing grooving of ground-connecting-wall synchronously irrigates wall-forming device and construction method |
| CN109457689A (en) * | 2018-11-26 | 2019-03-12 | 安徽固海水利机械科技发展有限公司 | Continuously hang down film wall building machine for underground |
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2009
- 2009-07-24 CN CN200920232866XU patent/CN201433392Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619573B (en) * | 2009-07-24 | 2011-07-13 | 徐州文鹏工程机械制造有限公司 | Machine for forming underground continuous water-retaining walls by one step |
| CN102155035A (en) * | 2011-05-26 | 2011-08-17 | 上海工程机械厂有限公司 | Continuous wall milling machine |
| CN102155035B (en) * | 2011-05-26 | 2013-05-22 | 上海工程机械厂有限公司 | Continuous wall milling machine |
| CN102677722A (en) * | 2012-05-30 | 2012-09-19 | 张永忠 | Split bucket of chain type grooving machine |
| CN102677722B (en) * | 2012-05-30 | 2014-12-03 | 日照阳光电力设计有限公司 | Split bucket of chain type grooving machine |
| CN102677652A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Cement soil wall building machine |
| CN105604114A (en) * | 2016-03-04 | 2016-05-25 | 安徽文鹏重型工程机械有限公司 | Large arm guide device for underground diaphragm wall one-step forming machine |
| CN105780837A (en) * | 2016-04-29 | 2016-07-20 | 石家庄铁道大学 | Continuous excavation method and device for underground continuous wall |
| CN105780837B (en) * | 2016-04-29 | 2018-03-30 | 石家庄铁道大学 | The continuous method for digging and its excavating gear of diaphram wall |
| CN106013067A (en) * | 2016-06-25 | 2016-10-12 | 张璐 | Underground cement soil wall building equipment |
| CN106759262A (en) * | 2017-01-19 | 2017-05-31 | 中建三局集团有限公司 | The continuous sawing grooving of ground-connecting-wall synchronously irrigates wall-forming device and construction method |
| CN109457689A (en) * | 2018-11-26 | 2019-03-12 | 安徽固海水利机械科技发展有限公司 | Continuously hang down film wall building machine for underground |
| CN109457689B (en) * | 2018-11-26 | 2024-01-16 | 安徽固海水利机械科技发展有限公司 | Underground continuous film-hanging wall building machine |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20110724 |