CN220847773U - River course clearance silt bucket - Google Patents

Abstract

The utility model relates to the technical field of dredging buckets, and discloses a river channel dredging sludge dredging bucket, wherein arm shafts are arranged at the corner ends of arm rods of two groups of rotary arms, two groups of connecting arms are sleeved at the shaft rod end of each group of arm shafts, the output ends of two adjacent connecting arms are connected with a hydraulic support rod, two groups of grab buckets are symmetrically arranged at the bottom ends of the arm rods of the two groups of rotary arms, and self-draining mechanisms are arranged at the involutory ports of the two groups of grab buckets. After the river sludge is excavated by utilizing the grab bucket closure, the compression air bags contacted with the sludge in the self-drainage mechanism are compressed under the extrusion of the heavy pressure of the sludge, the opening and closing push plate is pushed to the drainage port to seal the side flow leakage of the sludge, and the water above the sludge in the grab bucket is lighter than the specific gravity of the sludge and is insufficient to fully compress the compression air bags, so that the drainage port which is in the same horizontal direction with the water in the grab bucket is kept in an opening and closing state, and the self-adaptive drainage work is carried out on the water in the grab bucket.

Description

River course clearance silt bucket

Technical Field

The utility model relates to the technical field of dredgers, in particular to a river channel cleaning sludge dredger.

Background

The excavator hydraulic dredging mud bucket is used for dredging control, and the excavator bucket can work in various workplaces, such as construction sites or places such as river dredging, especially in the river dredging field, and the excavator bucket can carry out quick excavator bucket clearance to river mud through installing on the excavator head, for example, the prior art shows: through retrieval, chinese patent net discloses a bucket (bulletin No. CN 213979106U) for sludge, after the bucket in the device digs the sludge, water above the sludge flows out from the holes on the scraping plate; and then when the sludge in the bucket is poured out, the hydraulic cylinder pushes the bucket to rotate, and the scraping plate pushes the sludge out of the bucket, so that the bucket cleaning work of the sludge is completed.

However, there are some disadvantages to the above-mentioned published patents and to the dredging bucket for sludge which is adopted in the existing market: the mode that adopts the orifice plate to carry out the drainage to the water of silt top discharges, and the silt in its bucket is very easy to discharge along with the wash port jointly, and because the hole can't open too big, leads to impurity in the silt very easily to block up the wash port, and the inside water of bucket can't discharge. To this end, a person skilled in the art provides a river channel cleaning sludge bucket to solve the problems set forth in the background art.

Disclosure of utility model

The utility model mainly aims to provide a dredging bucket for dredging a river channel, which can effectively solve the problem that the drainage efficiency of the existing dredging bucket for dredging the river channel in the background technology is lower.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a river course clearance silt bucket, includes the support grudging post, hanging mechanism is installed to the support top of support grudging post, and is two sets of swinging arms are connected with to two symmetrical forms in corner end position department below the support of support grudging post, two sets of arm pole turning end of swinging arm all installs the arm force axle, and the axostylus axostyle end of every group arm force axle all overlaps and is equipped with two sets of linking arms, and the output and the hydraulic prop of two adjacent linking arms are connected, two sets of grab buckets are installed to the arm pole bottom of swinging arm in symmetrical form, and two sets of grab buckets's involution port all installs from drainage mechanism.

As still further aspects of the utility model: the hanging mechanism comprises a pressure-bearing plate frame arranged at the top end of a support stand bracket, two groups of support hanging rods are arranged above the pressure-bearing plate frame in a pairwise symmetrical mode, the number of each group of support hanging rods is multiple, a buffer spring and a buffer rubber sleeve are sleeved outside arm rods of the support hanging rods from bottom to top in sequence, a lifting plate frame right above a buffer rubber sleeve shaft sleeve is sleeved at the top end of the arm rods of the support hanging rods, and two groups of mounting seats are arranged above the lifting plate frame in a symmetrical mode.

As still further aspects of the utility model: the cushion rubber sleeve is of a cylindrical structure, and is made of natural rubber.

As still further aspects of the utility model: the plurality of support suspenders are arranged at equal intervals, and each support suspender is elastically clamped with the lifting plate frame through a buffer spring.

As still further aspects of the utility model: and rotating shafts which are rotationally connected with the connecting arms are arranged at two ends of the push rod of the hydraulic support rod.

As still further aspects of the utility model: the self-drainage mechanism comprises two groups of drainage frames which are symmetrically arranged at the involution ends of the two groups of grab buckets, a plurality of groups of drainage ports which are communicated with the grab buckets are arranged at the plate frame ends of the drainage frames, a plurality of groups of pushing plate frames are arranged on one side of the plate frames of the drainage frames along the horizontal direction of the drainage ports, a compressed air pipe is arranged in the support of each pushing plate frame, a compressed air bag which is communicated with the grab buckets is arranged at the tail end of the support of each pushing plate frame, the compressed air bag is connected with the compressed air pipe in a mutual conduction mode, an opening and closing push plate which is aligned with the drainage ports is inserted at the top end of the support of the drainage frame, the opening and closing push plate is sleeved outside a pipeline of the compressed air pipe, an arm force guide rod which is fixedly connected with the opening and closing push plate is in a penetrating mode is arranged inside the pipeline of the compressed air pipe, and a pressure pushing handle which is opposite to the inside of the compressed air pipe is arranged at the other end of the arm rod of the arm force guide rod.

As still further aspects of the utility model: the arm lever outer side of the arm strength guide rod is sleeved with a compression spring, and the arm strength guide rod is elastically clamped with the compression air pipe through the compression spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. After the river sludge is excavated by utilizing the grab bucket closure, the compression air bag contacted with the sludge in the self-drainage mechanism compresses under the gravity extrusion of the sludge, compressed gas in the self-drainage mechanism is pressed into the compression air pipe to serve as a power source, the opening and closing push plate is pushed to the drainage port to be closed through the thrust combination of the pressure push handle and the arm force guide rod, the side leakage of the sludge is prevented, water above the sludge in the grab bucket is lighter in specific gravity relative to the sludge, the pressure is insufficient to fully compress the compression air bag, therefore, the drainage port which is in the same horizontal direction with the water in the grab bucket is kept in an opening and closing state, the self-adaptive drainage work is carried out on the water in the grab bucket, the mode of draining by adopting holes in the prior art is replaced, on one hand, the sludge can be prevented from being discharged together with the holes and the drainage hole is blocked by the sludge, on the other hand, the opening size of the drainage port can be adjusted randomly, and the drainage of the water is more rapid and efficient.

2. According to the utility model, the suspension arm with the decompression buffering is used for dredging the seat of the suspension mechanism, so that the suspension arm has good decompression buffering performance, collision damage caused by touching a hard obstacle when the dredging bucket is in dredging work can be prevented, the hard impact strength of the dredging bucket is reduced, and the bottoming protection capability of the dredging bucket is improved.

Drawings

FIG. 1 is a schematic view of a river channel cleaning sludge bucket according to the present utility model;

FIG. 2 is an enlarged schematic view of the river course cleaning sludge bucket of FIG. 1 at A in accordance with the present utility model;

FIG. 3 is a schematic view of a self-draining mechanism in a river course cleaning sludge bucket according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a self-draining mechanism in a river course cleaning silt bucket of the present utility model.

In the figure: 1. a supporting stand; 2. a rotating arm; 3. a grab bucket; 4. a self-draining mechanism; 41. a drainage frame; 42. a drainage port; 43. pushing plate frame; 44. compressing the air bag; 45. a compressed air pipe; 46. a pressure pushing handle; 47. arm strength guide rod; 48. a compression spring; 49. opening and closing the push plate; 5. an arm force shaft; 6. a connecting arm; 7. a hydraulic strut; 8. pressure-bearing plate frame; 9. lifting plate frame; 10. a mounting base; 11. supporting the boom; 12. a buffer spring; 13. and (5) buffering the rubber sleeve.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a river channel cleaning silt bucket, including supporting the riser 1, install hanging mechanism above the support of riser 1, hanging mechanism is including installing the pressure-bearing grillage 8 at support riser 1 support top, two sets of support jib 11 are installed to pressure-bearing grillage 8 top in pairwise symmetrical form, and the quantity of every set of support jib 11 is a plurality of, the outside cover of arm pole of support jib 11 is equipped with buffer spring 12 from down to supreme in proper order, buffer gum cover 13, and the arm pole top cover of support jib 11 is equipped with just to the lifting grillage 9 of buffer gum cover 13 axle sleeve top, two sets of mount pads 10 are installed to lifting grillage 9's top in symmetrical form, buffer gum cover 13 is cylindrical structure, and buffer gum cover 13 adopts natural rubber material component, a plurality of support jibs 11 are equidistant range setting, and every support jib 11 all through buffer spring 12 and lifting grillage 9 elasticity block, in the process of utilizing the bucket to carry out silt to the river channel, through utilizing buffer spring 12 and the combination of buffer gum cover 13 and support jib 11, and the dual impact resistance of buffer gum cover 13 and support jib, when the impact resistance of the grab bucket has, the dual impact resistance can be reduced, the self-protection can take place, the impact resistance can be improved, the self-protection can take place, and the impact resistance can be reduced when the grab is hard, and the self-impact is reduced.

The support of support grudging post 1 below is two pairs of symmetry form and is connected with two sets of swinging arms 2, arm bar corner end of two sets of swinging arms 2 all installs arm force axle 5, and the axostylus axostyle end of every arm force axle 5 all overlaps and is equipped with two sets of linking arms 6, the output and the hydraulic prop 7 of two adjacent linking arms 6 are connected, two sets of grab buckets 3 are installed to two sets of swinging arms 2's armed lever bottom in the symmetry form, hydraulic prop 7's push rod both ends all are provided with the rotation axis of rotating connection with linking arm 6, when utilizing the dredging bucket to carry out dredging work to river mud, when the excavator is visited into river mud layer with the dredging bucket, through the extension of control hydraulic prop 7 telescopic end, under the arm force transmission of linking arm 6, promote arm force axle 5 symmetrical displacement, and arm force axle 5 is the rotation thrust in symmetrical displacement, transfer to swinging boom 2, promote two sets of swinging arms 3 symmetrical closure, carry out the work of grabbing, and after grabbing mud on prop, utilize the transmission of prop 7 to shrink, carry out the work to grab mud with two sets of grab buckets 3 symmetrical opening.

The self-drainage mechanism 4 is installed to the involution port of two groups of grab buckets 3, the self-drainage mechanism 4 includes two groups of drainage frames 41 that are installed at two groups of grab buckets 3 involution end in the form of symmetry, the grillage end of drainage frame 41 arranges and has seted up multiunit drainage port 42 that link up grab bucket 3, and grillage one side of drainage frame 41 is provided with multiunit push plate frame 43 along the horizontal direction of drainage port 42, the support internally mounted of push plate frame 43 has compressed air pipe 45, and the support tail end of push plate frame 43 is provided with the compression gasbag 44 that link up grab bucket 3, compression gasbag 44 and compressed air pipe 45 are mutually conducted and are connected, the support top of drainage frame 41 is inserted and is closed the push pedal 49 that aligns with drainage port 42, and open and close push pedal 49 cover is established in the pipeline outside of compressed air pipe 45, the pipeline inside of compressed air pipe 45 is inserted and is closed with open and close push pedal 49 fixed connection's arm force guide 47, and the arm rod other end of arm force guide 47 is provided with the guide arm force guide rod just to be provided with the inside compression air pipe 45, in the silt dredging process is carried out to the silt by the grab bucket, when the silt bucket is pushed out the grab bucket, the grab bucket is compressed out the water surface 3 and is pushed out the pressure side of guide rod and compressed air pipe 45 and is forced to be compressed forward to the pressure source 45, the pressure source is forced to be compressed and pushed forward to the inside the air hole 45, the pressure source is forced to be compressed and closed, and the pressure source is forced to be pushed forward towards the inside the pressure source 45 is closed, and the pressure source is closed.

The arm lever outer side of the arm force guide rod 47 is sleeved with a compression spring 48, the arm force guide rod 47 is elastically clamped with the compression air pipe 45 through the compression spring 48, in the dredging process of the river mud by utilizing the dredging bucket, when the dredging bucket grabs the mud out of the water surface, the water grabbed above the mud in the grab bucket 3 is insufficient to compress the compression air bag 44 or only partially compress the compression air bag due to the fact that the pressure of the water at the upper layer is lighter than the specific gravity of the mud, therefore, the drain opening 42 close to the uppermost part of the grab bucket 3 always keeps an open-close state, the self-adaptive drain operation is carried out on the water in the dredging bucket from top to bottom, then when the water gradually drains down, the compression air bag 44 which keeps the same water direction with the water gradually resets, the air pressure disappears, the corresponding opening and closing push plate 49 is reset and retracted from the inside of the drainage port 42 under the elastic reset combination of the compression spring 48 and the arm force guide rod 47, so that the corresponding drainage port 42 is gradually opened and closed to perform rapid drainage operation on water from top to bottom, and the compression air bag 44 corresponding to the silt always keeps a compression state under the action of heavy pressure, so that the drainage port 42 always keeps a closed state, the condition of side leakage of the silt is avoided, the traditional drainage mode with small holes is replaced, on one hand, the common drainage of the silt along with the small holes and the blockage of the drainage holes by the silt can be prevented, on the other hand, the opening size of the drainage port can be adjusted randomly, and the drainage of the water is more rapid and efficient.

The working principle of the utility model is as follows: when the dredger is used for dredging river mud, the dredger is used for penetrating the dredger into the river mud layer, the extension of the telescopic end of the hydraulic support rod 7 is controlled, under the arm force transmission of the connecting arm 6, the arm force shaft 5 is pushed to symmetrically displace, the arm force shaft 5 is simultaneously symmetrically displaced, the horizontal thrust is converted into the rotary thrust, the rotary thrust is transmitted to the rotary arm 2, the two groups of rotary arms 2 are pushed to symmetrically rotate, the two groups of grab buckets 3 are symmetrically closed to grab the river mud, the compressed air bags 44 contacted with the mud in the grab buckets 3 are compressed under the heavy pressure extrusion of the mud, the internal air is forced to press into the compressed air pipes 45 as a pneumatic power source, the pressure pushing handles 46 are pushed to move forward in the compressed air pipes 45, and the arm force guide rods 47 are pushed to synchronously move forward while moving forward, the opening and closing push plate 49 is pushed out from the push plate frame 43 to the discharge port 42 to seal the same, so as to prevent the side leakage of the sludge, while the water grabbed above the sludge in the grab bucket 3 is light relative to the specific gravity of the sludge, the pressure of the water at the upper layer is insufficient to compress the compression air bag 44 or only partially compress the water, so the discharge port 42 close to the uppermost part of the grab bucket 3 always keeps an open-close state, the self-adaptive discharge work is performed on the water in the grab bucket from top to bottom, then when the water gradually discharges and lowers, the compression air bag 44 which keeps the same water direction with the water gradually resets, the corresponding discharge port 42 gradually opens and closes, the rapid discharge work is performed on the water from top to bottom, the compression air bag 44 which corresponds to the sludge always keeps the compression state under the action of heavy pressure, the discharge port 42 always keeps the closed state, and the condition of the side leakage of the sludge does not occur, and then after the water is emptied, the sludge is grabbed to land, the two groups of grab buckets 3 are symmetrically opened by utilizing the shrinkage transmission of the hydraulic support rods 7, the grabbed sludge is unloaded, the condition that water in a river channel is unloaded together with the sludge is reduced, and the convenience in subsequent cleaning of the sludge is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a river course clearance silt bucket, includes support grudging post (1), its characterized in that, hanging mechanism is installed to support grudging post (1) support top, and is two sets of swinging arms (2) are connected with to two liang of symmetry forms below the support of support grudging post (1) the arm turning end of swinging arms (2) all installs arm strength axle (5), and the axostylus axostyle end of every arm strength axle (5) all overlaps and is equipped with two sets of linking arm (6), and the output and the hydraulic prop (7) of two adjacent linking arm (6) are connected, and two sets of grab buckets (3) are installed to the armed lever bottom of swinging arms (2) in the symmetry form, and self-draining mechanism (4) are all installed to the involutory port of two sets of grab buckets (3).

2. The river course clearance silt bucket according to claim 1, characterized in that, the hanging mechanism is including installing pressure-bearing grillage (8) on support riser (1) support top, two sets of support jib (11) are installed to pressure-bearing grillage (8) top in the form of two pair-wise symmetry, and the quantity of every support jib (11) of group is a plurality of, the outside cover of armed lever of support jib (11) is equipped with buffer spring (12), buffer gum cover (13) from supreme in proper order down, and the armed lever top cover of support jib (11) is equipped with just lifting grillage (9) above buffer gum cover (13) axle sleeve, two sets of mount pads (10) are installed in the form of symmetry to lifting grillage (9) top.

3. The river channel cleaning sludge bucket according to claim 2, wherein the cushion rubber sleeve (13) is of a cylindrical structure, and the cushion rubber sleeve (13) is made of a natural rubber material.

4. A river course clearance silt bucket according to claim 2, characterized in that a plurality of said support booms (11) are arranged in equally spaced arrangement and each support boom (11) is resiliently engaged with the lifting frame (9) by a buffer spring (12).

5. The river channel cleaning sludge bucket according to claim 1, wherein two ends of the push rod of the hydraulic support rod (7) are provided with rotating shafts which are rotatably connected with the connecting arms (6).

6. The riverway sludge cleaning bucket according to claim 1, wherein the self-drainage mechanism (4) comprises two groups of drainage frames (41) which are symmetrically arranged at the butt ends of the two groups of grab buckets (3), a plurality of groups of drainage ports (42) which are communicated with the grab buckets (3) are arranged at the plate frame ends of the drainage frames (41), a plurality of groups of pushing plate frames (43) are arranged at one plate frame side of the drainage frames (41) along the horizontal direction of the drainage ports (42), a compressed air pipe (45) is arranged in the support inside of the pushing plate frames (43), a compressed air bag (44) which is communicated with the grab buckets (3) is arranged at the support tail end of the pushing plate frames (43), the compressed air bag (44) is connected with the compressed air pipe (45) in a mutual conduction mode, an opening and closing push plate (49) which is aligned with the drainage ports (42) is inserted at the support top ends of the drainage frames (41), the opening and closing push plate (49) is sleeved outside a pipeline of the compressed air pipe (45), a pipeline inside of the compressed air pipe (45) is inserted into the opening and closing arm (49) and is fixedly connected with the pushing arm (47), and the pushing arm (47) is opposite to the compression arm (47).

7. The river course clearance silt bucket of claim 6, wherein compression springs (48) are sleeved outside the arm rods of the arm force guide rods (47), and the arm force guide rods (47) are elastically clamped with the compression air pipes (45) through the compression springs (48).