CN218175953U - Horizontal grooving device and grooving machine - Google Patents
Horizontal grooving device and grooving machine Download PDFInfo
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- CN218175953U CN218175953U CN202222057771.7U CN202222057771U CN218175953U CN 218175953 U CN218175953 U CN 218175953U CN 202222057771 U CN202222057771 U CN 202222057771U CN 218175953 U CN218175953 U CN 218175953U
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Abstract
The utility model discloses a horizontal grooving device and grooving machine, horizontal grooving device contains: a grapple arm; a grab bucket assembly located at the bottom of the grab arm; when the grab bucket assembly is opened, the opening of the grab bucket assembly faces upwards, and when the grab bucket assembly is opened, the grab bucket assembly is perpendicular to the grab bucket arm; and the hydraulic transmission device is positioned in the grab bucket arm and is used for driving the grab bucket assembly to open or close. The utility model discloses in, work as when the grab bucket arm is transferred perpendicularly to the below of barrier, the open in-process of grab bucket subassembly, the grab bucket subassembly upwards can go deep into the barrier below to the grab bucket subassembly, and the grab bucket subassembly opens and shuts and can dig earth to the soil body of edgewise excavation barrier below realizes cleaing away the comprehensive excavation of the soil body of underground barrier below.
Description
Technical Field
The utility model relates to an underground continuous wall construction field especially relates to a grooving device in the below level grooving of underground barrier and 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 often encountered, such as: the existing of electric power, gas, plumbing, communication etc. pipeline has seriously influenced supporting construction's construction, carries out pipeline and changes and will cause the time limit for a project extension, and the material consumption increases, and a series of problems such as engineering volume increase. If related measures are taken to protect the pipelines which are not moved and changed before the construction operation of the underground diaphragm wall, and the construction of the underground diaphragm wall is carried out under similar obstacles, the unnecessary work of changing the pipelines 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 of continuing the grooving construction of the underground continuous wall under the existing barriers after the pipeline is suspended and protected by facing the existing pipelines such as underground cables, optical cables and the like is a primary problem 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 horizontal grooving device and grooving machine, when underground barrier (like the underground pipeline) crosses underground continuous wall, excavate the barrier below soil body through the cutting of this grooving device special grab bucket, reach the purpose of underground barrier below ground wall grooving.
In order to achieve the above object, the present invention provides a horizontal grooving apparatus comprising:
a grapple arm;
a grab bucket assembly located at the bottom of the grab arm; when the grab bucket assembly is unfolded, the opening of the grab bucket assembly faces upwards, and when the grab bucket assembly is unfolded, the grab bucket assembly is perpendicular to the grab bucket arm;
and a hydraulic transmission device positioned in the grab arm and used for driving the grab bucket assembly to open or close;
the hydraulic transmission device comprises a hydraulic device and a sliding device positioned at the bottom of the hydraulic device, and the hydraulic device is used for driving the sliding device to move up and down in the grab arm; the sliding device is connected with the grab bucket assembly and drives the grab bucket assembly to open or close when moving up and down.
Furthermore, the grab bucket component comprises two grab buckets, and the two grab buckets are symmetrically arranged and located on two sides of the sliding device.
Further, the sliding device includes:
the connecting piece is connected with the hydraulic device;
two hydraulic rods are positioned on two sides of the connecting piece, one end of each hydraulic rod is fixedly connected with the connecting piece, and the other end of each hydraulic rod is fixedly connected with the grab bucket;
and the sliding parts are correspondingly connected with the two hydraulic rods one by one, are positioned at the bottoms of the grab arms and allow the hydraulic rods to rotate and slide in the sliding parts.
Further, the hydraulic rod comprises a first hydraulic main body and a first piston rod, one end of the first hydraulic main body is connected to the connecting piece, the other end of the first hydraulic main body extends outwards through the sliding piece, and the length of the first hydraulic main body is larger than or equal to the moving range of the sliding device; at least one part of one end of the first piston rod is positioned in the first hydraulic main body, and the other end of the first piston rod is connected with the grab bucket.
Further, the bottom of the grab arm is provided with two rotating shafts, and the grab is installed on the rotating shafts and can rotate around the rotating shafts.
Furthermore, the rotating shaft is a bolt piece, a through hole is formed in the grab bucket, and the grab bucket is sleeved on the bolt piece through the through hole; the size of the through hole is smaller than that of the head of the bolt piece so as to prevent the grab bucket from falling.
Furthermore, bucket teeth are arranged on the grab bucket.
Further, the hydraulic device comprises a second hydraulic main body and a second piston rod, at least one part of one end of the second piston rod is located in the second hydraulic main body, and the other end of the second piston rod is connected with the sliding device.
Further, the hydraulic device is a hydraulic oil cylinder.
Further, the grab arm is a steel frame to protect each component built in the grab arm.
Further, the grab arm adopts a rectangular structure, so that the grooving device is placed below the obstacle through a narrow channel, and the direction of the long edge of the grab arm is the downward direction of the grooving device.
Based on same design, the utility model also provides a grooving machine contains mechanical main part, and installs in mechanical main part last horizontal grooving device, horizontal grooving device is in carry out the horizontal grooving construction of side direction of barrier below under mechanical main part's the control.
The utility model has the advantages of it is following:
the grooving device comprises a grab bucket component, wherein the grab bucket component is opened or closed under the action of a hydraulic transmission device, the opening of the grab bucket component is upward in the opening process, and the grab bucket component is perpendicular to a grab bucket arm when being opened; when the grab bucket arm is vertically lowered to the position below the obstacle, in the process of opening the grab bucket assembly, the grab bucket assembly can upwards penetrate the grab bucket into the position below the obstacle, and soil can be excavated by opening and closing the grab bucket assembly, so that soil below the obstacle is excavated from the side face, and the soil below the underground obstacle is comprehensively excavated and removed.
Drawings
Fig. 1 is a schematic structural view of a horizontal grooving apparatus with a grab bucket assembly opened.
Fig. 2 is a schematic structural view of the horizontal trenching apparatus with the grapple assemblies closed.
Detailed Description
The present invention will be described in further detail with reference to the accompanying 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 horizontal grooving device is applicable to general grooving device on the market. When adopting ordinary grooving method to reach underground barrier below elevation, partly replace general grooving device's grab bucket with the utility model discloses a horizontal grooving device carries out the horizontal grooving construction of side direction of barrier below.
The horizontal grooving device is arranged on a mechanical main body of the grooving machine, and the operation of the horizontal grooving device is controlled by the mechanical main body. As shown in fig. 1-2, the grooving apparatus comprises: grab arm 1, grab bucket subassembly and hydraulic transmission.
The upper end of the grab arm 1 is connected with a mechanical main body of the trenching machine, and the grab arm 1 is made of a steel frame and is arranged in the grab arm 1 in a protected mode. The grab arm 1 is of a rectangular structure, so that the horizontal grooving device is placed below an obstacle through a narrow channel, and the direction of the long edge of the grab arm 1 is the placing direction of the horizontal grooving device.
The grab bucket assembly comprises two grab buckets 9 which are symmetrically arranged, the opening of each grab bucket 9 is upward in the process of opening the grab buckets, and the grab buckets 9 are perpendicular to the grab arm 1 when being opened. The two grab buckets 9 are respectively arranged on the two rotating shafts 5 at the bottom of the grab bucket arm 1 and rotate by taking the rotating shafts 5 as rotating shafts, so that the grab bucket assembly is opened or closed. The top end of the grab bucket 9 is provided with bucket teeth 10, and the length of the bucket teeth 10 can be changed according to different specifications so as to apply construction conditions under different conditions. The grab bucket component excavates the soil body below the barrier in a backhoe mode, as shown in fig. 1, in the opening process of the grab bucket component, the grab bucket 9 can be extended into the lower portion of the barrier by the upward grab bucket 9, the soil can be excavated by opening and closing the grab bucket component, and the residue soil falls into a bucket groove of the grab bucket 9 in a natural falling mode.
Further, the rotating shaft 5 is a bolt member, and a through hole is formed in the top end of the grab bucket 9 and sleeved on the bolt member through the through hole. The size of the through hole is smaller than the size of the head of the bolt piece to prevent the grab bucket 9 from falling.
The hydraulic transmission device is positioned in the grab arm 1 and comprises a hydraulic device 11 and a sliding device positioned at the bottom of the hydraulic device 11, and the sliding device converts kinetic energy of the hydraulic device 11 into mechanical energy to drive the grab bucket assembly to open or close. Specifically, the hydraulic device 11 drives the sliding device to move up and down in the grab arm 1; the sliding device is connected with the grab bucket assembly, and the sliding device drives the grab bucket assembly to open or close when moving up and down.
The hydraulic device 11 comprises a second hydraulic main body 2 and a second piston rod 3, the second hydraulic main body 2 is fixed to the top end of the grab arm 1, at least one part of one end of the second piston rod 3 is located in the second hydraulic main body 2, and the other end of the second piston rod 3 is connected with the sliding device. In this embodiment, the hydraulic device 11 is a hydraulic cylinder. The second piston rod 3 can move in the second hydraulic main body 2, and when the second piston rod 3 moves towards the second hydraulic main body 2, the second piston rod drives the sliding device to move upwards; on the contrary, when the second piston rod 3 moves away from the second hydraulic body 2, it drives the sliding device to move downwards.
The sliding device includes: a connecting member 4 connected to the second piston rod 3 of the hydraulic device 11; two hydraulic rods 12 positioned at two sides of the connecting piece 4, wherein one end of each hydraulic rod 12 is fixedly connected with the connecting piece 4, and the other end of each hydraulic rod 12 is fixedly connected with the grab bucket 9; and the two sliding pieces 6 are connected with the hydraulic rods 12 in a one-to-one correspondence manner, and the sliding pieces 6 are fixed at the bottom of the grab arm 1 and allow the hydraulic rods 12 to slide and rotate in the sliding pieces 6. In the figure, since the position of the slider 6 coincides with the position of the rotating shaft 5, the slider 6 is represented by a reference numeral in parentheses. Under the action of the connecting element 4, the two hydraulic rods 12 operate synchronously, so that the two grapples 9 are opened or closed synchronously.
The hydraulic rod 12 comprises a first hydraulic main body 7 and a first piston rod 8, one end of the first hydraulic main body 7 is connected to the connecting piece 4, the other end of the first hydraulic main body passes through the sliding piece 6 to extend outwards, and the length of the first hydraulic main body 7 is larger than or equal to the moving range of the sliding device; at least a part of one end of the first piston rod 8 is positioned in the first hydraulic body 7, and the other end is connected with the grab bucket 9.
Because the two ends of the hydraulic rod 12 are fixedly connected with the connecting piece 4 and the grab bucket 9 respectively, and the first hydraulic main body 7 of the hydraulic rod 12 is limited in the sliding piece 6, when the connecting piece 4 moves up and down in the mechanical arm under the driving of the hydraulic device 11, the whole hydraulic rod 12 rotates around the sliding piece 6, and the sliding piece 6 rotates and simultaneously drives the grab bucket 9 to rotate around the rotating shaft 5, so as to open or close the grab bucket assembly. Specifically, the method comprises the following steps: when the connecting piece 4 moves downwards, the distance between the connecting piece 4 and the sliding piece 6 and the grab bucket 9 is shortened, the first hydraulic main body 7 of the hydraulic rod 12 is pressed to slide and rotate inwards, the first piston rod 8 retracts back into the first hydraulic main body 7, the grab bucket 9 is driven to ascend while the hydraulic rod 12 rotates inwards, and the grab bucket component is opened as shown in fig. 1; when the connecting piece 4 moves upwards, the distance between the connecting piece 4 and the sliding piece 6 and the grab bucket 9 is increased, so that the first hydraulic body 7 of the hydraulic rod 12 is pulled to slide and outwards rotate, the first piston rod 8 is stretched, the grab bucket 9 is driven to descend while the hydraulic rod 12 outwards rotates, and the grab bucket assembly is closed, as shown in fig. 2. Here, the inward rotation means that the hydraulic rod 12 rotates toward the bottom of the grapple arm 1, and the outward rotation means that the hydraulic rod 12 rotates toward the top of the grapple arm 1.
The utility model also provides a grooving machine, the grooving machine contains mechanical main part to and install the horizontal grooving device in mechanical main part, mechanical main part is through controlling hydraulic transmission's function to opening or being closed of control grab bucket subassembly, thereby carry out the horizontal grooving construction of side direction to the barrier below.
The method for the lateral horizontal grooving construction below the obstacle by the grooving machine comprises the following steps:
step S1: the digging surface is cut and broken by power provided by one grab bucket 9 rotating around the rotating shaft 5, and the other grab bucket 9 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 base surface, the step S2 carries out grooving internal depth by means of the base surface of the step S1,
step S2: the grab arm 1 is lifted up and down on the basis of preliminary excavation, the grab component carries out wall shoveling operation on the earth through the side swing power of the bucket body, and deep underholing excavation is carried out through embedding a bucket ruler into the earth and scraping the earth.
The vertical lifting range of the grab arm 1 is the cut height, and the horizontal moving range of the grab arm 1 is the grooving width.
And step S3: on the basis of the step S2, the mechanical arm is lifted up and down and rotates around the rotating shaft 5 to enlarge the action range of the grab bucket 9, the internal soil body is further cut and broken, and more than half of the whole groove section can be subjected to opposite direction through construction after excavation is completed.
And finally, performing through construction on the opposite surface of the excavated groove section, and repeating the three-step method to perform lateral grooving. When the grab bucket 9 completely removes the barrier, the next soil body is communicated to form the groove, and the construction operation is finished.
The utility model discloses when the grab bucket subassembly opens, it with grab bucket arm 1 is perpendicular, works as when grab bucket arm 1 transfers perpendicularly to the below of barrier, the in-process that grab bucket 9 opened, grab bucket 9 upwards can go into grab bucket 9 and go deep into the barrier below, and the chi of fighting opens and shuts and can dig earth, thereby the dregs nature whereabouts falls into grab bucket 9 fill inslot.
The utility model provides a horizontal grooving device is applicable to general grooving device 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 device is replaced by the horizontal grooving device, and the lateral horizontal grooving construction below the obstacle is carried out. The defect that a traditional grab bucket cannot form a groove under an obstacle is conveniently and quickly overcome, the utilization rate of a groove forming machine is improved, the investment cost of double-wheel washing equipment is avoided being increased, the labor cost and the like are saved, the construction period is effectively shortened, and the economic and social effects are remarkable.
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 (10)
1. A horizontal trenching apparatus, comprising:
a grapple arm;
a grab bucket assembly located at the bottom of the grab arm; when the grab bucket assembly is opened, the opening of the grab bucket assembly faces upwards, and when the grab bucket assembly is opened, the grab bucket assembly is perpendicular to the grab bucket arm;
and a hydraulic transmission device positioned in the grab arm, wherein the hydraulic transmission device is used for driving the grab bucket assembly to open or close;
the hydraulic transmission device comprises a hydraulic device and a sliding device positioned at the bottom of the hydraulic device, and the hydraulic device is used for driving the sliding device to move up and down in the grab arm; the sliding device is connected with the grab bucket assembly and drives the grab bucket assembly to open or close when moving up and down.
2. The horizontal trenching apparatus of claim 1 wherein the grapple assembly comprises two grapples symmetrically disposed on opposite sides of the slide.
3. The horizontal grooving apparatus according to claim 2, wherein the sliding means comprises:
the connecting piece is connected with the hydraulic device;
the two hydraulic rods are positioned on two sides of the connecting piece, one end of each hydraulic rod is fixedly connected with the connecting piece, and the other end of each hydraulic rod is fixedly connected with the grab bucket;
and the sliding parts are connected with the two hydraulic rods in a one-to-one correspondence manner, are positioned at the bottoms of the grab arms and allow the hydraulic rods to slide and rotate in the sliding parts.
4. The horizontal grooving apparatus of claim 3, wherein the hydraulic rod comprises a first hydraulic body and a first piston rod, the first hydraulic body having one end connected to the connecting member and the other end extending outwardly through the sliding member, the first hydraulic body having a length greater than or equal to a range of movement of the sliding member; at least a part of one end of the first piston rod is positioned in the first hydraulic main body, and the other end of the first piston rod is connected with the grab bucket.
5. The horizontal grooving apparatus of claim 2, wherein the bottom of the grapple arm is provided with two pivot shafts, the grapple being mounted to and rotatable about the pivot shafts.
6. The horizontal grooving apparatus of claim 5, wherein the rotating shaft is a bolt member, the grab bucket is provided with a through hole, and the grab bucket is sleeved on the bolt member through the through hole; the size of the through hole is smaller than that of the head of the bolt piece so as to prevent the grab bucket from falling.
7. The horizontal grooving apparatus of claim 2, wherein the grab bucket has teeth.
8. The horizontal grooving apparatus of claim 1, wherein the hydraulic apparatus comprises a second hydraulic body and a second piston rod, at least a portion of one end of the second piston rod being located within the second hydraulic body, the other end of the second piston rod being connected to the sliding apparatus.
9. The horizontal trenching apparatus of claim 1 wherein said hydraulic means is a hydraulic ram.
10. A trenching machine comprising a machine body and a horizontal trenching assembly as claimed in any of claims 1 to 9 mounted on said machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222057771.7U CN218175953U (en) | 2022-08-05 | 2022-08-05 | Horizontal grooving device and grooving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222057771.7U CN218175953U (en) | 2022-08-05 | 2022-08-05 | Horizontal grooving device and grooving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218175953U true CN218175953U (en) | 2022-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222057771.7U Active CN218175953U (en) | 2022-08-05 | 2022-08-05 | Horizontal grooving device and grooving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218175953U (en) |
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2022
- 2022-08-05 CN CN202222057771.7U patent/CN218175953U/en active Active
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