CN220434765U - Grouting reinforcement device for tunnel underground excavation construction - Google Patents
Grouting reinforcement device for tunnel underground excavation construction Download PDFInfo
- Publication number
- CN220434765U CN220434765U CN202322001209.7U CN202322001209U CN220434765U CN 220434765 U CN220434765 U CN 220434765U CN 202322001209 U CN202322001209 U CN 202322001209U CN 220434765 U CN220434765 U CN 220434765U
- Authority
- CN
- China
- Prior art keywords
- grouting
- base
- way valve
- box body
- mixing box
- 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.)
- Active
Links
- 238000009412 basement excavation Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 title claims abstract description 15
- 230000002787 reinforcement Effects 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000013016 damping Methods 0.000 claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 21
- 230000035939 shock Effects 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000007569 slipcasting Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a grouting reinforcement device for tunnel underground excavation construction, which comprises a base, wherein a damping plate is arranged on the base, and a mixing box body, a storage water tank and a winding column are arranged on the damping plate; a support column is arranged below the outer wall of the mixing box body; the top surface of the mixing box body is provided with a feed inlet and a stirring motor, and an grouting pump is arranged between the winding column and the storage water tank; two corner positions on one side below the base are respectively provided with a damping rod in sliding connection; the two shock-absorbing rods are fixedly connected with double rows of travelling wheels below the shock-absorbing rods on one side, and universal wheels are fixedly connected below the shock-absorbing rods on the other side. This scheme modified slip casting reinforcing apparatus has designed the shock attenuation board on the base, can reduce vibration intensity, sets up walking wheel and the universal wheel that have the shock attenuation pole simultaneously in the base below, and this kind of design is convenient for the removal of whole device.
Description
Technical Field
The utility model belongs to the technical field of tunnel underground excavation, and particularly relates to a grouting reinforcement device for tunnel underground excavation construction.
Background
Grouting technology is widely applied to various fields such as traffic, construction, municipal administration, mine engineering and the like, and grouting is a technology for reinforcing a stratum by injecting slurry into the stratum in a compaction, splitting, permeation and other modes under a certain pressure while drilling a soil layer by grouting.
The tunnel is mainly located underground, along with the great development of the existing infrastructure, tunnels, particularly mountainous areas, lakes and other zones appear in many places, and in the tunnel construction process, the water seepage in the tunnel can be blocked by utilizing the underground water-stopping technology, so that grouting operation is needed to be carried out on the excavated area by means of a grouting device for further improvement. In the prior art, the grouting machine is huge and inconvenient to move, for example, 12 months and 20 days in 2017, and the nine party coal mine machinery manufacturing company of Tianjin of the applicant submits a pneumatic grouting pump; similar designs, such as 2021, 2-23, hebei heavy mechanical and electrical equipment manufacturing company, inc., of applicant, design a pneumatic grouting pump, the improved structure of which is provided with a telescopic triangular bracket; but still inconvenient to move; through searching, the fact that the urban rail engineering limited company of the iron eleven-office group in the applicant designs a grouting device for underground excavation, water stop and grouting reinforcement of a subway tunnel is found out on day 17 of 2021, then the main improvement is that the grouting device is arranged on a trolley, movement can be realized, staff of the company can search and optimize to design a novel grouting device for underground excavation construction of the tunnel, and the novel grouting device is specially applied for the creation of the utility model.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a grouting reinforcement device for tunnel underground excavation construction, which can overcome the defects.
The utility model relates to a grouting reinforcement device for tunnel underground excavation construction, which comprises a base, wherein a damping plate is arranged on the base, and a mixing box body, a storage water tank and a winding column are arranged on the damping plate; a support column is arranged below the outer wall of the mixing box body; the support column is fixed on the mixing box body through a bolt; the top surface of the mixing box body is provided with a feed inlet and a stirring motor, a rotating shaft is arranged in the box body, the output end of the stirring motor is coaxially connected with the rotating shaft, and a stirring paddle is arranged on the rotating shaft; the storage water tank is provided with a concave table above, the purpose of the concave table is convenient for placing the hose, a clamping piece is arranged on the concave table in a necessary manner, and the clamping piece is used for fixing the hose and is positioned on the storage water tank and is intended to be provided with a water pump; an grouting pump is arranged between the winding column and the storage water tank; the input end of the grouting material pump is provided with a first three-way valve, a second three-way valve and a one-way valve which are connected with a discharge pipe at the lower end of the mixing box body; the output end of the grouting material pump is provided with a discharge port; a grouting hose is arranged on the discharge hole; the grouting hose is wound on the winding column; the tail end of the grouting hose is provided with a jet nozzle; four corner positions of one side below the base are all provided with sliding connection with shock absorption rods, wherein the two sides below the shock absorption rods are fixedly connected with double rows of travelling wheels, and the two sides below the shock absorption rods are fixedly connected with universal wheels.
Further, a step pad table is arranged at a position, close to the mixing box body, on the base.
Further, an inclined feed inlet is formed in one side, close to the concave table, of the storage water tank, of the mixing box body, and a sealing cover is arranged on the inclined feed inlet.
Further, an elbow is arranged on the water pump; and a hose is arranged on the bent pipe.
Further, the discharge pipe is connected with a first three-way valve, and a drain pipe is arranged below the first three-way valve; the one-way valve is arranged between the first three-way valve and the second three-way valve; and a quick connector is arranged above the second three-way valve.
Further, a plug post is arranged on the top surface of the winding post; the top surface of the inserted column is provided with a containing clamping groove which is convenient for placing the jet nozzle.
The inner cavity of the jet nozzle is a conical through hole with different diameters at two ends, and a diversion cavity is arranged at the larger end diameter.
Further, in order to facilitate the delivery, the end face of the base, which is close to one side of the universal wheel, is provided with a door-shaped frame, and the door-shaped frame can be fixed through a grapple for a trailer.
Further, a top cover is arranged at the top end of the shock absorption rod, and a shock absorption spring is arranged between the top cover and the top surface of the base; the damping spring is sleeved on the damping rod.
The grouting reinforcement device is ingenious in design and improvement, the damping plate is arranged on the base, so that the vibration intensity can be reduced, and meanwhile, the travelling wheels with the damping rods and the universal wheels are arranged below the base, so that the whole device can be moved conveniently; meanwhile, a storage water tank is designed on the base, after grouting is finished, the inner wall of the mixing box body can be cleaned through a hose on the storage water tank, and waste water in the mixing box body can be released through a drain pipe; meanwhile, the designed jet nozzle has a conical inner cavity structure, and under the same grouting pressure, the jet cavity shape is used for generating the initial speed and the kinetic energy of the slurry jet flow during grouting, so that a better infiltration effect and a larger infiltration range can be obtained.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic diagram of a jet nozzle structure.
The diagram is: 1 base, 2 walking wheels, 3 shock absorbing boards, 4 step pad platforms, 5 support columns, 6 stirring paddles, 61 crushing frames, 7 rotating shafts, 8 mixing boxes, 9 feed inlets, 10 stirring motors, 11 inclined feed inlets, 12 hoses, 13 bent pipes, 14 water pumps, 16 discharge pipes, 15 storage water tanks, 151 concave platforms, 17 first three-way valves, 171 blow-down pipes, 18 one-way valves, 19 second three valves, 191 joints, 20 grouting pumps, 21 discharge ports, 23 winding columns, 24 inserted columns, 141 holding clamping grooves, 25 grouting hoses, 251 jet nozzles, 252 conical through holes, 253 flow guiding cavities, 26 top covers, 27 shock absorbing rods, 28 shock absorbing springs, 29 gate frames and 30 universal wheels.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the utility model relates to a grouting reinforcement device for tunnel underground excavation construction, which comprises a base 1, wherein a damping plate 3 is arranged on the base 1, and a mixing box body 8, a storage water tank 15 and a winding column 23 are arranged on the damping plate 3; a support column 5 is arranged below the outer wall of the mixing box body 8; the support column 5 is fixed on the mixing box body 8 through bolts; the top surface of the mixing box body 8 is provided with a feed inlet 9 and a stirring motor 10, a rotating shaft 7 is arranged in the box body, the output end of the stirring motor 10 is coaxially connected with the rotating shaft 7, and a stirring paddle 6 is arranged on the rotating shaft 7; in order to improve the stirring efficiency, a crushing frame 61 is arranged on the rotating shaft, the crushing frame is in a spiral arc structure, a concave table 151 is arranged above the storage water tank 15, the purpose of the designed concave table is convenient for placing the hose 12, a clamping piece is arranged on the concave table, the clamping piece is used for fixing the hose 12, and the water pump 14 is arranged on the storage water tank 15; a grouting material pump 20 is arranged between the winding column 23 and the storage water tank 15; the input end of the grouting material pump 20 is provided with a first three-way valve 17, a second three-way valve 19 and a one-way valve 18 which are connected with a discharge pipe 16 at the lower end of the mixing box body 8; the output end of the grouting material pump 20 is provided with a discharge port 21; a grouting hose 25 is arranged on the discharge hole 21; the grouting hose is wound on the winding column 23; the tail end of the grouting hose is provided with a jet nozzle 231; two corner positions on one side below the base 1 are respectively provided with a damping rod 27 in sliding connection; the lower part of the shock absorption rod is fixedly connected with a double-row travelling wheel 2; two universal wheels 30 are arranged below the other side.
For workers to conveniently work, a step pad table 4 is arranged at a position, close to the mixing box body 8, on the base 1, and the lower workers can conveniently tread up and down through the step pad table, wherein the step pad table is formed by welding stainless steel pipes and stainless steel sheets.
As a technical improvement, the mixing box body 8 is provided with an inclined feed inlet 11 at one side close to the concave table of the storage water tank 15, and a sealing cover is arranged on the inclined feed inlet 11.
As a technical improvement, the water pump 14 is provided with an elbow pipe 13; the return bend points to concave station one side, set up hose 12 on the return bend, set up the adjustable shower nozzle of dismantlement in the end of hose, the length of hose is enough, can be used for washing through the slope feed inlet to mixing box inner wall, also has sufficient length to insert on the quick-operation joint.
As a technical improvement, the discharge pipe 16 is connected with a first three-way valve 17, and a drain pipe 171 is arranged below the first three-way valve 17; the one-way valve 18 is arranged between the first three-way valve 17 and the second three-way valve 19; a quick connector 19 is arranged above the second three-way valve; when sewage is required, the first three-way valve is regulated to enable the sewage pipe to be communicated with the sewage discharging pipe; when the grouting device works, the grouting distance can be adjusted by adjusting the grouting hose, the grouting hose is communicated with the mixing box body, cement slurry in the grouting hose is sprayed outwards through the jet nozzle, on the other hand, the adjustable nozzle is disassembled, the hose is inserted into the block joint, and the grouting pump can be internally flushed and cleaned by adjusting the first three-way valve, the one-way valve and the second three-way valve.
As a technical improvement, the top surface of the winding post 23 is provided with a plug post 24; the top surface of the plunger 24 is provided with a holding clamping groove 241 for facilitating the placement of the jet spray head 231.
As shown in fig. 2, the inner cavity of the jet nozzle 231 is a conical through hole 252 with different diameters at two ends, wherein a diversion cavity 253 is arranged at the larger end diameter, a joint is designed at the tail end of the hose, an external thread is arranged at the periphery of the jet nozzle, and the jet nozzle is fixed on the joint through the external thread; under the same grouting pressure, the shape of the spray cavity is used for generating the initial velocity and kinetic energy of the slurry jet flow during grouting, and better infiltration effect and larger infiltration range can be obtained.
As a technical improvement, for facilitating the delivery, a door-shaped frame 29 is arranged on the end face of the base 1, which is close to one side of the universal wheel, and the door-shaped frame can be fixed by a grapple for a trailer.
The top of shock attenuation pole sets up top cap 26, sets up damping spring 28 damping spring cover between top cap and the base top surface and establishes on shock attenuation pole 27.
The damping plate comprises a rubber pad on the upper layer and hard plastic on the lower layer, which are compounded, so that the damping effect can be improved. On the removal, designed universal wheel and walking wheel that have the shock attenuation effect respectively in the base below, can be favorable to the removal to whole device.
Claims (5)
1. Grouting reinforcement device for tunnel underground excavation construction comprises a base and is characterized in that: the base is provided with a damping plate, and the damping plate is provided with a mixing box body, a storage water tank and a winding column; a support column is arranged below the outer wall of the mixing box body; the top surface of the mixing box body is provided with a feed inlet and a stirring motor, a rotating shaft is arranged in the box body, the output end of the stirring motor is coaxially connected with the rotating shaft, and a stirring paddle is arranged on the rotating shaft; a concave table is arranged above the storage water tank and is positioned on the storage water tank, and a water pump is arranged on the storage water tank; an grouting pump is arranged between the winding column and the storage water tank; the input end of the grouting material pump is provided with a first three-way valve, a second three-way valve and a one-way valve which are connected with a discharge pipe at the lower end of the mixing box body; the output end of the grouting material pump is provided with a discharge port; a grouting hose is arranged on the discharge hole; the grouting hose is wound on the winding column; the tail end of the grouting hose is provided with a jet nozzle; the four corner positions of one side below the base are respectively provided with a damping rod in sliding connection; the two sides of the shock absorption rod are fixedly connected with two rows of travelling wheels, and the two sides of the shock absorption rod are fixedly connected with universal wheels; a step pad table is arranged on the base close to the mixing box body; an elbow is arranged on the water pump; a hose is arranged on the bent pipe; the top surface of the winding column is provided with an inserting column; the top surface of the inserted column is provided with an accommodating clamping groove which is convenient for placing the jet nozzle; the inner cavity of the jet nozzle is a conical through hole with different diameters at two ends, and a diversion cavity is arranged at the larger end diameter.
2. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, wherein: the mixing box is close to the concave station one side of storage water tank and sets up the slope feed inlet, set up sealed lid on the slope feed inlet.
3. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, wherein: the discharge pipe is connected with a first three-way valve, and a drain pipe is arranged below the first three-way valve; the one-way valve is arranged between the first three-way valve and the second three-way valve; and a quick connector is arranged above the second three-way valve.
4. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, wherein: the end face of one side, close to the universal wheel, of the base is provided with a door-shaped frame.
5. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, wherein: the top end of the shock absorption rod is provided with a top cover, and a shock absorption spring is arranged between the top cover and the top surface of the base; the damping spring is sleeved on the damping rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322001209.7U CN220434765U (en) | 2023-07-27 | 2023-07-27 | Grouting reinforcement device for tunnel underground excavation construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322001209.7U CN220434765U (en) | 2023-07-27 | 2023-07-27 | Grouting reinforcement device for tunnel underground excavation construction |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220434765U true CN220434765U (en) | 2024-02-02 |
Family
ID=89701890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322001209.7U Active CN220434765U (en) | 2023-07-27 | 2023-07-27 | Grouting reinforcement device for tunnel underground excavation construction |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220434765U (en) |
-
2023
- 2023-07-27 CN CN202322001209.7U patent/CN220434765U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206016824U (en) | A kind of stopping means for preventing shield sky from pushing away Segment displacement | |
CN214460276U (en) | Be applied to mud jacking steel-pipe pile device of soft foundation | |
CN210151742U (en) | High-pressure grouting machine | |
CN220434765U (en) | Grouting reinforcement device for tunnel underground excavation construction | |
CN101182710A (en) | Spray grouting method and spray grouting boring tool | |
CN211735338U (en) | Construction equipment for deep stirring by adopting curing material | |
CN112982387A (en) | High-pressure grouting device for cement mixing pile construction | |
CN215520911U (en) | Subway tunnel undercut stagnant water slip casting reinforced (rfd) grouting device | |
CN107243475A (en) | A kind of drill pipe for pile driver liftable cleaning device | |
JP2008240425A (en) | Water-stopping construction method | |
CN109594557A (en) | A kind of super-pressure rotary churning pile machine and jet grouting pile construction method | |
CN104989431A (en) | Push chain type concrete spraying machine with distributor | |
CN207392205U (en) | A kind of pile foundation post jacking device | |
CN216429623U (en) | A slip casting device that is used for consolidation sand bed before undercut tunnel excavation | |
CN2289834Y (en) | Hydraulic slotted submerged membrance machine | |
WO2021135156A1 (en) | Construction apparatus for deep stirring by using curing material and construction method therefor | |
CN107029458A (en) | A kind of device and fill method filled for deep-bed filter filter material layer | |
CN206254310U (en) | A kind of irrigation device of prestressed concrete pipe | |
CN220215027U (en) | Building square pile breaker | |
CN212027807U (en) | Guniting equipment convenient for adjusting height | |
CN209722956U (en) | A kind of jet grouting pile driving machine | |
JPS6153912A (en) | Method of improving ground by building columnar curing wall | |
CN214145358U (en) | Grouting device for shield tunnel | |
CN203960881U (en) | The inner pressure-bearing dewatering well of foundation ditch steel sleeve flange connecting apparatus | |
CN218598214U (en) | Pipe jacking slurry grouting device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |