CN217840141U - Grooving device and grooving machine - Google Patents
Grooving device and grooving machine Download PDFInfo
- Publication number
- CN217840141U CN217840141U CN202221225268.1U CN202221225268U CN217840141U CN 217840141 U CN217840141 U CN 217840141U CN 202221225268 U CN202221225268 U CN 202221225268U CN 217840141 U CN217840141 U CN 217840141U
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- arm
- grab
- grooving
- grapple
- trenching
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Abstract
The utility model discloses a grooving device and grooving machine, the grooving machine contains mechanical main part and the grooving device, the grooving device contains: the hydraulic grab bucket comprises a grab arm, a hydraulic device and a grab bucket assembly, wherein the grab bucket assembly is perpendicular to the grab arm. When the grab arm is vertically lowered to the position below the obstacle, the grab component is disturbed up and down under the driving action of the hydraulic device, soil below the obstacle is excavated from the side face, and the soil below the underground obstacle is completely excavated and removed.
Description
Technical Field
The utility model relates to an underground continuous wall construction field especially relates to a grooving device at the below grooving of underground barrier and the grooving machine at place thereof.
Background
The underground continuous wall is used as a commonly used supporting structure of deep foundation pit engineering and has the characteristics of good integrity, high construction speed, good water stopping effect and the like. However, in the process of excavating and supporting the urban deep foundation pit, underground pipelines are frequently encountered, such as: the existing of underground pipelines seriously affects the construction of a supporting structure, and the underground pipelines are changed to cause a series of problems of prolonged construction period, increased material consumption, increased engineering quantity and the like. If the pipelines which are not moved and changed are protected by taking relevant measures before the construction operation of the underground continuous wall, and the construction of the underground continuous wall is carried out under similar obstacles, the unnecessary pipeline changing work can be reduced, the construction period is greatly shortened, and the extra engineering quantity is reduced.
When the underground continuous wall is subjected to grooving construction, the method is a primary problem of how to continue the underground continuous wall grooving construction under the existing obstacles after the pipelines are suspended and protected by facing the existing pipelines such as underground cables, optical cables and the like during the construction. The underground sundries need to be subjected to lateral and horizontal grooving, the shield technology for the underground pipelines is large and small in material consumption, the technology is complex, and the manufacturing cost is high. The ordinary trenching machine can effectively complete the trenching work of the vertical trench section, and the construction requirements of lateral and horizontal trenching below the barrier can not be effectively met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a grooving device and grooving machine can carry out side direction, horizontal grooving in underground obstacle below, realizes cleaing away the comprehensive excavation of the underground obstacle below soil body.
In order to achieve the above object, the present invention provides a grooving apparatus, which is installed in a machine body of a grooving machine, the grooving apparatus comprising:
the upper end of the grab arm is connected with the mechanical main body of the trenching machine;
a grab bucket assembly located at a lower end of the grab arm;
the hydraulic device is arranged in the grab arm, is connected with the grab component and is used for driving the grab component to disturb up and down;
the grab bucket assembly is perpendicular to the grab arm, and when the grab arm is vertically lowered to the position below the obstacle, the grab bucket assembly can excavate soil below the obstacle from the side surface.
Optionally, the grooving apparatus further comprises:
the slurry pump and the centrifugal pump are arranged in the grab arm and are used for grooving, protecting walls and excavating and discharging slag;
and the composite pipeline is arranged in the grab arm, is respectively connected with the hydraulic device, the slurry pump and the centrifugal pump, and is used for acquiring the power for the operation of the grooving device from the machine main body.
Optionally, the grapple arm is a steel frame to protect various components built into the grapple arm.
Optionally, the hydraulic device includes a rotating shaft, and the rotating shaft is located at a central position of the bottom of the grab arm and protrudes from the grab arm.
Optionally, the hydraulic device is a hydraulic motor.
Optionally, the grab bucket assembly includes two outward-turning grab buckets, and the two outward-turning grab buckets are mounted on a rotating shaft of the hydraulic device and rotate synchronously in the direction of the grab arm by taking the rotating shaft as a rotating shaft.
Optionally, bucket teeth are arranged on the outward-turning grab bucket.
Optionally, a plurality of slag suction ports are arranged on the grab arm, and the slag suction ports and the outward-turning grab are located on the same side.
The trenching machine is characterized by comprising a machine body and the trenching device arranged on the machine body, wherein the machine body is used for controlling the trenching device to carry out lateral horizontal trenching construction below an obstacle.
The utility model has the advantages of it is following:
the utility model discloses a grooving device contains the formula grab bucket that turns up, the formula grab bucket that turns up with the grab arm is perpendicular, works as when the grab arm transfers to the below of barrier perpendicularly, the formula grab bucket that turns up with the axis of rotation is the rotation axis, to grab arm direction is rotatory, and the soil body of following side excavation barrier below realizes cleaing away the comprehensive excavation of the soil body of underground barrier below.
Drawings
FIG. 1 is a schematic view of the structure of a grooving apparatus.
FIG. 2 is a schematic view of the structure of the grooving apparatus.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to be construed as precise ratios, which are merely intended to facilitate and clarify the explanation of the embodiments of the present invention.
The utility model provides a grooving device is applicable to the general grooving machine on the market. When the ordinary grooving method is adopted to reach the elevation below the underground obstacle, the grab bucket part of the general grooving machine is replaced by the grooving device, and the lateral horizontal grooving construction below the obstacle is carried out.
Fig. 1 is a schematic structural view of the grooving apparatus of the present invention. The grooving device is arranged on a mechanical main body of the grooving machine, and the operation of the grooving device is controlled by the mechanical main body. The grooving apparatus comprises:
the upper end of the grab arm 2 is connected with the mechanical main body of the trenching machine;
a grapple assembly located at the lower end of the grapple arm 2;
the hydraulic device is arranged in the grab arm 2, is connected with the grab bucket assembly and is used for driving the grab bucket assembly;
the slurry pump 4 and the centrifugal pump 3 are installed in the grab arm 2 and used for grooving, protecting walls, excavating and deslagging;
a compound pipeline 1 installed in the grab arm 2, wherein the compound pipeline 1 is connected with the machine body and is used for acquiring the power for the operation of the grooving device from the machine body; the composite pipeline 1 comprises an oil pipe for providing hydraulic oil for the hydraulic device, a slag suction pipe and a power pipe of the hydraulic device.
The grab arm 2 is made of a steel frame to protect each part built in the grab arm 2. The grab arm 2 is of a rectangular structure, so that the grooving device is placed below the barrier through a narrow channel, and the direction of the long edge of the grab arm 2 is the placing direction of the grooving device.
The hydraulic device is provided with a rotating shaft 6, and the rotating shaft 6 is located in the center of the bottom of the grab arm 2 and protrudes out of the bottom of the grab arm 2. Preferably, the hydraulic device is a hydraulic motor, the hydraulic motor is connected with the composite pipeline 1, and hydraulic oil is obtained from the machine body through the composite pipeline 1.
The grab bucket assembly comprises two outward-turning grab buckets 7, wherein the two outward-turning grab buckets 7 are arranged on the same horizontal plane and are perpendicular to the grab arm 2. The two outward-turning grab buckets 7 are mounted on a rotating shaft 6 of the hydraulic device and synchronously rotate towards the direction of the mechanical arm by taking the rotating shaft 6 as a rotating shaft. The grab arm 2 drives the grab component to move up and down under the action of the mechanical main body of the trenching machine. As shown in fig. 2, when the grapple arm 2 is vertically lowered below the obstacle, the turning-out grapple 7 is rotated in the direction of the grapple arm 2 about the rotation shaft 6 as a rotation axis, thereby excavating the ground below the obstacle from the side. When the grooving device operates, one of the outward-turning grab buckets 7 rotates to be closed to cut and excavate an excavation working face, and the other outward-turning grab bucket 7 can be embedded into an adjacent soil body to serve as a fixed end. The top of the outward turning grab bucket 7 is provided with bucket teeth 8, and the length of the bucket teeth 8 can be changed according to different specifications to apply different construction conditions.
The side surface of the grab arm 2 is provided with a plurality of slag suction ports 5, and the slag suction ports 5 and the outward-turning grab bucket 7 are positioned on the same side. And the mud pump 4 and the centrifugal pump 3 carry out mud circulation and muck transportation through the slag suction port 5.
The utility model also provides a grooving machine, the grooving machine contains mechanical main part to and install the grooving device in mechanical main part, the grooving device is in carry out the horizontal grooving construction of side direction of barrier below under mechanical main part's the control.
The method for the lateral horizontal grooving construction below the obstacle by the grooving machine comprises the following steps:
step S1: the excavation face is cut and broken by power provided by one of the outward-turning grab buckets 7 rotating around the rotating shaft, and the other outward-turning grab bucket 7 can be embedded into adjacent soil to serve as a fixed end to improve stability.
The mode is suitable for preliminary excavation, the soil excavation of the step S1 is used as a foundation surface, the step S2 carries out grooving internal depth by means of the foundation surface of the step S1,
step S2: the grab arm 2 is lifted up and down on the basis of preliminary excavation, the grab component carries out wall shoveling operation on the earth through the lateral swing power of the bucket body, and deep underholing excavation is carried out through embedding soil bodies into the outward-turning grab bucket and scraping the soil bodies.
The up-down lifting range of the grab arm 2 is the height of the cut, and the left-right moving range of the grab arm 2 is the width of the cut.
And step S3: on the basis of the step S2, the mechanical arm is lifted up and down and rotates around the shaft to expand the action range of the outward-turning grab bucket 7, the internal soil body is further cut and broken, and more than half of the whole groove section after excavation is completed can be subjected to opposite direction through construction.
And finally, performing through construction on the opposite surface of the excavated groove section, and repeating the three-step method to perform lateral grooving. And when the grab bucket completely removes the barrier, the next soil body is communicated with the grab bucket to form a groove, and the construction operation is finished.
The utility model discloses a grooving device contains formula grab bucket 7 that turns up outward, formula grab bucket 7 that turns up outward with grab arm 2 is perpendicular, works as when grab arm 2 transfers the below to the barrier perpendicularly, formula grab bucket 7 that turns up outward with axis of rotation 6 is the rotation axis, to grab arm 2 direction is rotatory, and the soil body of edgewise excavation barrier below realizes cleaing away the comprehensive excavation of the soil body of underground barrier below.
While the invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. A grooving apparatus mounted on a machine body of a grooving machine, comprising:
the upper end of the grab arm is connected with the mechanical main body of the trenching machine;
a grapple assembly located at a lower end of the grapple arm;
the hydraulic device is arranged in the grab arm, is connected with the grab component and is used for driving the grab component to disturb up and down;
the grab bucket assembly is perpendicular to the grab bucket arm and can rotate towards the direction of the grab bucket arm.
2. The trenching assembly of claim 1, further comprising:
the slurry pump and the centrifugal pump are arranged in the grab arm and are used for forming a groove, protecting walls and excavating and discharging slag;
and the composite pipeline is arranged in the grab arm, is respectively connected with the hydraulic device, the slurry pump and the centrifugal pump, and is used for acquiring the power for the operation of the grooving device from the machine main body.
3. The trenching assembly of claim 1, wherein the grapple arm is a steel frame to protect various components built into the grapple arm.
4. The grooving apparatus of claim 1, wherein the hydraulic means comprises a rotating shaft centrally located on the bottom of the grapple arm and projecting from the grapple arm.
5. The grooving apparatus of claim 4, wherein the hydraulic device is a hydraulic motor.
6. The trenching apparatus of claim 4, wherein the grapple assembly comprises two clamshell grapples mounted on a rotatable shaft of the hydraulic device for synchronous rotation in a direction of the grapple arm about the axis of rotation.
7. The trenching assembly of claim 6, wherein the outwardly turned grapple is provided with teeth.
8. The trenching apparatus of claim 6, wherein the grapple arm is provided with a plurality of slag-suction ports, the slag-suction ports being located on a same side of the outwardly-turned grapple.
9. A trenching machine comprising a machine body and the trenching assembly of any of claims 1-8 mounted on said machine body for controlling said trenching assembly to perform a lateral horizontal trenching operation below an obstacle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225268.1U CN217840141U (en) | 2022-05-19 | 2022-05-19 | Grooving device and grooving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225268.1U CN217840141U (en) | 2022-05-19 | 2022-05-19 | Grooving device and grooving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217840141U true CN217840141U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221225268.1U Active CN217840141U (en) | 2022-05-19 | 2022-05-19 | Grooving device and grooving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217840141U (en) |
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2022
- 2022-05-19 CN CN202221225268.1U patent/CN217840141U/en active Active
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