CN214033851U - Rolling roller type cut-off wall grooving device - Google Patents
Rolling roller type cut-off wall grooving device Download PDFInfo
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- CN214033851U CN214033851U CN202023149624.XU CN202023149624U CN214033851U CN 214033851 U CN214033851 U CN 214033851U CN 202023149624 U CN202023149624 U CN 202023149624U CN 214033851 U CN214033851 U CN 214033851U
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- Prior art keywords
- bottom plate
- rolling roller
- grooving
- rolling
- roller type
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- 238000005096 rolling process Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000012530 fluid Substances 0.000 claims description 7
- 238000005553 drilling Methods 0.000 abstract description 20
- 238000010276 construction Methods 0.000 abstract description 19
- 239000002689 soil Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000011440 grout Substances 0.000 abstract 1
- 238000007569 slipcasting Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 6
- 238000005086 pumping Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a rolling roller type cut-off wall grooving device, wherein the lower bottom surface of a bottom plate is rotationally connected with two groups of rolling rollers which are arranged side by side, and each rolling roller is provided with a plurality of olecranon-shaped blades; the front end and the rear end of the bottom plate are respectively connected with an inverted triangle baffle, the upper bottom surface and the lower bottom surface penetrating through the bottom plate are connected with a hollow metal tube, the upper bottom surface of the bottom plate is fixedly connected with the telescopic end of the hydraulic telescopic mechanical arm, and the hydraulic telescopic mechanical arm is vertically arranged on the bottom plate. Construction method has effectively reduced the hole slope that prior art adopted the conical bit drilling to cause to improved the efficiency at the hard soil layer drilling grooving in underground, rubber hose joinable anti-pump suction device and slip casting device can make the device also can carry out clear hole and grout work when accomplishing the grooving, is favorable to the reduction of erection time.
Description
Technical Field
The utility model relates to a cut-off wall construction technical field, concretely relates to roll roller type cut-off wall grooving device.
Background
The drilling and grooving method adopted in the existing diaphragm wall construction mainly comprises the following steps:
(1) a drilling and splitting method; is generally applicable to common sandy cobblestone strata. Two adjacent groove sections of the wall axis are constructed in batches in a first period and a second period (or a front period and a rear period) by using a steel rope impact drilling machine or an impact type reverse circulation drilling machine, holes are drilled according to a main-auxiliary relation, a splitting auxiliary hole is drilled after two adjacent main holes are drilled into a certain depth, and then the stone slag split by the drill is stored and taken out of the hole.
(2) Drilling and grabbing; the method is suitable for digging deeper slotted holes in tight stratum, adopts the combination of percussion drilling and grab bucket method to carry out construction, drills main holes on a stone layer and bedrock by using percussion drilling, and grabs auxiliary holes between two adjacent main holes by using grab bucket. Depending on the size of the slotted hole to be cut, two-drill one-grab or three-drill two-grab can be generally adopted.
(3) Grasping; the method is suitable for building the concrete upper impervious wall in a sand-gravel layer or a powder-seven layer, and a grab bucket method is adopted to directly dig the slotted hole, so that the working efficiency can be greatly improved.
However, drilling equipment used in the drilling splitting method and the drilling grabbing method may cause a large hole slope rate in the grooving construction process, the hole slope rate is a hard index for strictly controlling the quality in the slotted hole excavation process, the hole slope rate can cause that the overlapping thickness of each part of the slotted hole is not enough, so that the impervious wall is distorted or weak, and the geological condition of the grabbing method construction has strong limitation.
SUMMERY OF THE UTILITY MODEL
The geological conditions that form the hole to one side easily, the construction have very strong limitation scheduling technical problem for solving prior art drilling when the grooving, the utility model provides a roll roller type cut-off wall grooving device.
The utility model discloses a following technical scheme realizes:
a rolling roller type cut-off wall grooving device comprises a base plate, wherein the lower bottom surface of the base plate is rotatably connected with two groups of rolling rollers which are arranged side by side, a group of rolling rollers is respectively arranged in the front and at the back along the advancing direction of the device, and each rolling roller is provided with a plurality of olecranon-shaped blades;
the front end and the rear end of the bottom plate are respectively connected with an inverted triangular baffle plate, the baffle plates are arranged vertically downwards, the upper bottom surface and the lower bottom surface penetrating through the bottom plate are connected with a hollow metal pipe, the hollow metal pipe is positioned between the front rolling roller and the rear rolling roller, and the hollow metal pipe is internally connected with a rubber hose;
the upper bottom surface of bottom plate links firmly with the flexible end of the scalable arm of fluid pressure type, and the vertical setting of the scalable arm of fluid pressure type is on the bottom plate.
The rubber hose can be connected with an anti-pumping device or a grouting device, the anti-pumping device is connected to facilitate hole cleaning after grooving, and accumulated soil in the groove can be sucked out while grooving, so that preliminary hole cleaning is realized.
The grouting device is connected for grouting and pouring immediately after grooving and hole cleaning are finished, so that the construction period is greatly shortened.
The rolling roller replaces a conical drill bit in the prior construction technology to excavate a slotted hole, the hole slope caused by the fact that the existing large-scale drilling machine is used for drilling holes when the drilling holes are in contact with different soft and hard stratums can be effectively reduced, the side-by-side roller type design and the side edge installation of the baffle plate which plays a directional role can ensure that the grooving direction of the drilling holes is always vertical, the hole slope can be reduced, and the olecranon-shaped blade can improve the drilling efficiency of the grooving device in a hard rock stratum and reduce the abrasion of the blade.
Preferably, the blades mounted on the same set of rollers face in the same direction, and the blades mounted on the front and rear sets of rollers face in opposite directions. By the design, the device can form grooves when moving forwards and backwards.
Preferably, the top end of the hydraulic telescopic mechanical arm is provided with a reserved connecting hole. The whole device can be lifted and carried by reserving the connecting holes.
In order to ensure that the device can meet the requirement of deeper grooving depth, the upper part of the grooving device is connected with a static grooving machine, and the static grooving machine applies power to the grooving device by connecting a hydraulic telescopic mechanical arm.
Preferably, in order to facilitate lifting of the device after completing grooving and hole cleaning and to avoid the device from sinking into slurry during grouting, the lower bottom surface of the bottom plate is also provided with a distance sensor. The distance sensor can monitor the distance between the bottom plate and the mud surface in real time, when the distance sensor monitors that the bottom plate is too close to the mud surface, the reserved connecting hole at the top end of the hydraulic telescopic mechanical arm can lift the whole device, so that the device and the poured mud surface always keep a certain distance, and the difficulty in cleaning the device by mud pollution is avoided being increased. The distance sensor belongs to the prior art and is not described in detail herein.
Preferably, the upper bottom surface of the bottom plate is also provided with an electronic level gauge, and the electronic level gauge is a Digi-Pas DWL 1000XY double-axis measuring column electronic level gauge.
Compared with the prior art, the beneficial effects of the utility model are that:
the device can be applicable to diaphragm wall grooving construction under various different geological strata, can reduce the hole slope that causes in the work progress again, has very great engineering meaning.
Drawings
Fig. 1 is a front view structure of the present invention.
Fig. 2 is a side view configuration of fig. 1.
Fig. 3 shows the structure of the crushing roller.
Fig. 4 is a side view configuration of fig. 3.
Fig. 5 shows a schematic view of the connection of a hollow metal tube to a rubber hose.
The device comprises an inverted triangular baffle 1, a blade 2, a hollow metal pipe 3, a distance sensor 4, a rubber hose 6, a connecting piece 7, an electronic level meter 8, a hydraulic telescopic mechanical arm 9 and a reserved connecting hole 10.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1-4, the roller type cut-off wall grooving grouting equipment with the lateral edge baffle comprises a bottom plate, wherein the lower bottom surface of the bottom plate is rotatably connected with two groups of rolling rollers arranged side by side, a group of rolling rollers are respectively arranged in the front and at the back along the advancing direction of the device, each rolling roller is provided with a plurality of olecranon-shaped blades 2, the blades arranged on the same group of rolling rollers face the same direction, and the blades arranged on the front and at the back of the rolling rollers face opposite directions.
The front end and the rear end of the bottom plate are respectively connected with a baffle 1 with an inverted triangle shape, the baffle is vertically arranged downwards, the upper bottom surface and the lower bottom surface which penetrate through the bottom plate are connected with a hollow metal pipe 3, the hollow metal pipe is positioned between the front and the rear two groups of rolling rollers, a rubber hose can be connected in the hollow metal pipe, the hollow metal pipe and the rubber hose are fixedly connected through a connecting piece 7, the rubber hose can be connected with a reverse pump suction device or a grouting device, the lower bottom surface of the bottom plate is further provided with a distance sensor 4, and the distance sensor is ZDL12-T reverse radar.
The upper bottom surface of bottom plate links firmly with the flexible end of the scalable arm 9 of fluid pressure type, and the vertical setting of the scalable arm of fluid pressure type is on the bottom plate, and reservation connecting hole 10 has been seted up on the top of the scalable arm of fluid pressure type.
The last bottom surface of bottom plate still is provided with electron spirit level 8, and the electron spirit level is Digi-Pas DWL 1000XY biax survey post electron spirit level, and this electron spirit level has following advantage: 1) the measuring range is 0-90 degrees, the X/Y axes are synchronously measured, and angles and graphs are digitally displayed; 2) four orientation icons indicating measurement angles (X/Y axes); 3) the resolution is as high as 0.1 degree, the highest precision can reach +/-0.05 degree under 0 degree, and the precision can be +/-0.2 degree under other angles; 4) the sound prompt is provided at 0 degree, 90 degrees or a designated angle, so that the grooving direction is always vertical.
The construction method of the rolling roller type cut-off wall grooving device comprises the following steps:
firstly, construction lofting is carried out, and the position of a slotted hole is selected according to construction requirements;
step two, equipment installation: firstly, a rubber hose is connected in a hollow metal pipe in the middle of a grooving device, and the rubber hose is connected with a reverse pumping device on the ground to fix the horizontal position of the hydraulic telescopic mechanical arm.
And step three, the rolling rollers and the blades are arranged side by side and downwards drilled into grooves under the pressure action of the mechanical arm and the static groove press, the side edge baffle plate simultaneously downwards plays a directional role during groove forming, and the accumulated soil in the grooves is sucked out by the reverse pumping device.
And step four, after grooving and hole cleaning are completed, connecting a rubber hose with a grouting pipe to extend into a static slurry pool on the ground, starting grouting and pouring, and keeping a proper distance between the grooving device and slurry all the time under the control of a distance sensor at the bottom edge of the static pressure groove forming machine during grouting, so that the grooving device is convenient to lift and clean after construction.
Step five, forming the continuous impervious wall: when the grouting in the fourth step is finished and the concrete reaches the designed strength, the construction of the segmented impervious wall is finished; and repeating the operations of rolling and drilling, static pressure grooving, reverse pumping hole cleaning and grouting to finish the construction of the adjacent sections of the impervious walls, and then connecting the sectioned impervious walls to form the continuous impervious wall.
The diaphragm wall in engineering mainly comprises the following steps: drilling, grooving, cleaning, concreting, and usually by a sectional grooving construction method.
And (4) after grouting is completed on the slotted holes of the final diaphragm wall sections and the design strength is reached, namely all diaphragm wall section construction is completed, and diaphragm wall construction is completed.
What has been described above is only the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, without departing from the overall concept of the present invention, a plurality of changes and improvements can be made, and these should also be regarded as the protection scope of the present invention, and these will not affect the effect of the present invention and the utility of the patent.
The unexplained parts related to the present invention are the same as or implemented by using the prior art.
Claims (5)
1. The utility model provides a roll roller type cut-off wall grooving device which characterized in that: the device comprises a bottom plate, wherein the lower bottom surface of the bottom plate is rotatably connected with two groups of rolling rollers which are arranged side by side, a group of rolling rollers is respectively arranged in front and at the back along the advancing direction of the device, and each rolling roller is provided with a plurality of olecranon-shaped blades;
the front end and the rear end of the bottom plate are respectively connected with an inverted triangular baffle plate, the baffle plates are arranged vertically downwards, the upper bottom surface and the lower bottom surface penetrating through the bottom plate are connected with a hollow metal pipe, the hollow metal pipe is positioned between the front rolling roller and the rear rolling roller, and the hollow metal pipe is internally connected with a rubber hose;
the upper bottom surface of bottom plate links firmly with the flexible end of the scalable arm of fluid pressure type, and the vertical setting of the scalable arm of fluid pressure type is on the bottom plate.
2. The rolling roller type diaphragm wall trenching apparatus of claim 1 wherein: the blades arranged on the same group of rolling rollers face the same direction, and the blades arranged on the front and rear groups of rolling rollers face the opposite direction.
3. The rolling roller type diaphragm wall trenching apparatus of claim 2 wherein: reserved connecting holes are formed in the top end of the hydraulic telescopic mechanical arm.
4. The rolling roller type diaphragm wall trenching apparatus of claim 3 wherein: and a distance sensor is also arranged on the lower bottom surface of the bottom plate.
5. The rolling roller type diaphragm wall trenching apparatus of claim 4 wherein: the upper bottom surface of the bottom plate is also provided with an electronic level gauge, and the model of the electronic level gauge is a Digi-Pas DWL 1000XY double-shaft measuring column electronic level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023149624.XU CN214033851U (en) | 2020-12-24 | 2020-12-24 | Rolling roller type cut-off wall grooving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023149624.XU CN214033851U (en) | 2020-12-24 | 2020-12-24 | Rolling roller type cut-off wall grooving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214033851U true CN214033851U (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023149624.XU Expired - Fee Related CN214033851U (en) | 2020-12-24 | 2020-12-24 | Rolling roller type cut-off wall grooving device |
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| Country | Link |
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| CN (1) | CN214033851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726708A (en) * | 2020-12-24 | 2021-04-30 | 河海大学 | Roller type cut-off wall grooving grouting equipment with side edge baffle and construction method |
-
2020
- 2020-12-24 CN CN202023149624.XU patent/CN214033851U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726708A (en) * | 2020-12-24 | 2021-04-30 | 河海大学 | Roller type cut-off wall grooving grouting equipment with side edge baffle and construction method |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210824 |
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| CF01 | Termination of patent right due to non-payment of annual fee |