CN206173920U - Rubbish decontamination grab bucket - Google Patents

Abstract

The utility model discloses a garbage cleaning grab, which comprises a fixed seat (1), a movable bucket flap (2), a fixed bucket flap (3) and a hydraulic cylinder (4), and is characterized in that: the fixed bucket flap ( 3) Fixed on the fixed seat (1), the fixed bucket petal (3) extends vertically downward along the fixed seat (1), and the movable bucket petal (2) is hinged on the fixed seat (1). One end of the hydraulic cylinder (4) is hinged to the fixed seat (1), and the other end is hinged to the movable bucket flap (2). The sliding device that the cleaning grab slides along the side wall of the garbage store. The garbage cleaning grab has strong practicability and good garbage cleaning effect, and is especially suitable for cleaning the bottom guide grid of the garbage store.

Description

A garbage cleaning grab

technical field

The utility model relates to the technical field of garbage treatment equipment, in particular to a garbage cleaning grab.

Background technique

For the cleaning of landfill leachate and sludge at the bottom of the waste storage of waste-to-energy plants, the main cleaning methods are as follows:

(1) The way of pumping the leachate in the garbage bank through the submersible sewage pump. Due to the long-term accumulation of sludge and garbage at the bottom of the garbage bank, this method cannot be used to dredge normally. (2) Manual dredging. When the guide grid at the bottom of the garbage store is blocked by garbage and sludge, manual dredging is carried out on the side of the guide ditch, because the bottom of the garbage store has been squeezed by the upper garbage and the accumulation of sludge for a long time, resulting in blockage in the grid. The garbage and sludge mixture at the grid outlet is very compact, and it can only be cleaned slowly by hand, and it takes more than half a month to clean it once. In addition, the leachate drainage ditch is 5 to 7 meters below the ground, and there is a large amount of methane and extreme pollution. Unpleasant stench, extremely poor working environment, and long-term operation have great hidden dangers to people's health and personal safety. (3) Adopt the garbage driving grab bucket cleaning method. Most of the existing garbage driving grabs are six-petal buckets with a large bucket capacity, but it is difficult for this six-petal grab to be close to the wall of the garbage warehouse to clean the guide grille at the bottom of the garbage warehouse, and to clean the guide grid at the bottom of the garbage warehouse. The cleaning effect is poor, and it is easy to damage the pool wall.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies and defects mentioned in the background technology above, and to provide a kind of utility model with strong practicability and good garbage cleaning effect, which is especially suitable for cleaning the bottom guide grid of the garbage store. rubbish removal grab.

In order to solve the problems of the technologies described above, the technical solution proposed by the utility model is:

A garbage cleaning grab, comprising a fixed seat, a movable bucket petal, a fixed bucket petal and a hydraulic cylinder, the fixed bucket petal is fixedly connected to the fixed seat, and the fixed bucket petal extends vertically downward along the fixed seat. The movable bucket flap is hinged on the fixed seat, one end of the hydraulic cylinder is hinged on the fixed seat, and the other end is hinged to the movable bucket flap, and the garbage cleaning grab is installed on one side of the fixed bucket flap to facilitate garbage cleaning The sliding device that the dirt grab slides along the side wall of the garbage store.

As a further improvement to the above technical solution:

Preferably, the sliding device includes a first guide wheel installed on the fixed bucket flap and a second guide wheel installed on the side of the fixed seat close to the fixed bucket flap.

More preferably, the outer tangent line L of the first guide wheel and the second guide wheel is perpendicular to the horizontal plane.

Preferably, the upper part of the movable bucket petal and/or the fixed bucket petal is provided with a drainage structure.

More preferably, the drainage structure includes drainage grids and/or drainage through holes.

More preferably, the drainage structure includes the drainage grid and the drainage through hole, and the drainage through hole is opened under the drainage grid.

Preferably, the bottoms of the movable bucket flap and the fixed bucket flap are provided with a plurality of grabbing teeth, and when the garbage cleaning grab is closed, the grabbing teeth at the bottom of the movable bucket flap and the bottom of the fixed bucket flap The gripping teeth interlock to form an airtight structure at the bottom of the rubbish cleaning grab.

More preferably, the gripping teeth are wedge-shaped, and the bottom contour of the gripping teeth is arc-shaped.

Preferably, a hydraulic pipeline is provided on the upper part of the fixing seat, and a stainless steel wire mesh sleeve is provided on the outside of the hydraulic pipeline.

Preferably, the hydraulic cylinder is covered with a telescopic waterproof silicone sleeve.

Compared with the prior art, the utility model has the advantages of:

(1) By adopting the setting of movable bucket petals and fixed bucket petals, the fixed bucket petals are fixed on the fixed seat, the fixed bucket petals extend vertically downward along the fixed seat, and the movable bucket petals rotate along the hinge axis under the drive of the hydraulic cylinder , and then open or close the garbage cleaning grab; when the garbage cleaning grab is cleaning the garbage at the guide grid, the fixed bucket flaps extending vertically downwards are inserted into the garbage close to the side wall of the garbage store. Compared with the existing six-lobed grab bucket, the grab bucket of the utility model has a better cleaning effect on the rubbish at the guide grid.

(2) By installing a sliding device on the side of the fixed bucket flap on the garbage cleaning grab to facilitate the sliding of the garbage cleaning grab along the side wall of the garbage store, when the garbage cleaning grab is lifted or lowered, it can It effectively prevents the garbage cleaning grab from directly colliding with the side wall of the garbage bin when cleaning the guide grille, and also ensures the smooth up and down movement of the garbage cleaning grab.

(3) The sliding device adopts the first guide wheel installed on the fixed bucket petal and the second guide wheel installed on the fixed seat, and the outer tangent line L of the two guide wheels is perpendicular to the horizontal plane, which is more conducive to garbage cleaning The grab is close to the side wall of the garbage store, and can improve the stability of the garbage cleaning grab when sliding along the side wall of the garbage store.

(4) Drainage structures such as drainage grilles and/or drainage through holes are arranged on the upper part of the movable bucket flap and/or the fixed bucket flap of the garbage cleaning grab. The garbage cleaning grab can effectively grab sludge and garbage. Reduce the amount of water brought up, reduce the grabbing weight, and at the same time prevent the silt and garbage from being squeezed out due to water disturbance when the grab is working under the liquid.

(5) There are multiple grabbing teeth at the bottom of the movable bucket flap and the fixed bucket flap. When the garbage cleaning grab is closed, the grabbing teeth at the bottom of the movable bucket flap and the grabbing teeth at the bottom of the fixed bucket flap will bite each other, and the garbage will be removed. The bottom of the cleaning grab forms an airtight structure, and the shape of the grab teeth is set to a wedge shape, which can reduce the loss of sludge during the ascent of the grab, and at the same time facilitate the insertion of the front end of the grab into garbage and sludge.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is the structure diagram when the garbage cleaning grab of the utility model is opened.

Fig. 2 is a left side view of Fig. 1 .

Fig. 3 is a structural schematic diagram of the garbage cleaning grab of the utility model when it is closed.

Fig. 4 is a side view of the gripping tooth in Fig. 3 .

Fig. 5 is a schematic diagram of the structure of the grab bucket extending into the garbage when the garbage cleaning grab bucket of the utility model is used.

Fig. 6 is a schematic diagram of the structure of the garbage cleaning grab of the utility model after the grab grabs garbage.

illustration:

1. Fixed seat; 2. Movable bucket petal; 3. Fixed bucket petal; 4. Hydraulic cylinder; 5. First guide wheel; 6. Second guide wheel; 7. Drainage grille; 8. Drainage through hole; 9. Grabbing teeth; 10, hydraulic pipeline; 11, guide wheel.

detailed description

In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively and in detail below in conjunction with the accompanying drawings and preferred embodiments, but the protection scope of the utility model is not limited to the following specific embodiments.

It should be noted that when an element is described as "fixed, affixed, connected or communicated with" another element, it may be directly fixed, affixed, connected or communicated with another element , can also be indirectly fixed, affixed, connected or communicated with another element through other intermediate connectors.

Unless otherwise defined, all technical terms used hereinafter have the same meanings as commonly understood by those skilled in the art. The terminology used herein is only for the purpose of describing specific embodiments, and is not intended to limit the protection scope of the present utility model.

Example

An embodiment of the garbage cleaning grab of the utility model, the garbage cleaning grab is mainly used for cleaning the leachate and sludge at the bottom of the garbage storage of the garbage power plant, especially for the guide grid of the garbage storage to clean up. The structure of the garbage cleaning grab is shown in Figure 1, Figure 2 and Figure 3, and it can be seen from Figure 1, Figure 2 and Figure 3 that it mainly includes a fixed seat 1, a movable bucket valve 2, a fixed bucket valve 3 and a hydraulic cylinder 4. Among them, the fixed bucket petal 3 is fixedly connected to the fixed seat 1, and extends vertically downward along the fixed seat 1, the movable bucket petal 2 is hinged on the fixed seat 1, one end of the hydraulic cylinder 4 is hinged on the fixed seat 1, and the other end Hinged with movable bucket petal 2. One side of the fixed bucket petal 3 on the garbage cleaning grab is equipped with a sliding device that facilitates the sliding of the garbage cleaning grab along the side wall of the garbage store. By adopting the arrangement of the movable bucket petal 2 and the fixed bucket petal 3, the fixed bucket petal 3 is fixed on the fixed seat 1, the fixed bucket petal 3 extends vertically downward along the fixed seat 1, and the movable bucket petal 2 is driven by the hydraulic cylinder 4 Rotate along the hinge shaft to open or close the garbage cleaning grab. When the garbage cleaning grab is cleaning the garbage at the guide grid, the fixed bucket petal 3 extending vertically downward is inserted into the garbage close to the side wall of the garbage store. Compared with the existing six-petal grab, The grab bucket of the utility model has a better cleaning effect on the garbage at the guide grid and has strong practicability. By installing a sliding device on the side of the fixed bucket 3 on the garbage cleaning grab to facilitate the sliding of the garbage cleaning grab along the side wall of the garbage store, when the garbage cleaning grab is lifted or lowered, it can effectively avoid The garbage cleaning grab directly collides and wears with the side wall of the garbage bin when cleaning the guide grill, and also ensures the smooth up and down movement of the garbage cleaning grab.

In this embodiment, the sliding device preferably includes a first guide wheel 5 mounted on the fixed bucket petal 3 and a second guide wheel 6 mounted on the side of the fixed seat 1 close to the fixed bucket petal 3 . And the outer tangent line L of the first guide wheel 5 and the second guide wheel 6 is perpendicular to the horizontal plane. In this way, it is more beneficial for the garbage cleaning grab to be close to the side wall of the garbage store, and the stability of the garbage cleaning grab when sliding along the side wall of the garbage store can be improved.

In this embodiment, a drainage structure is provided on the upper part of the movable bucket flap 2 and/or the fixed bucket flap 3 . The drainage structure can use the drainage grid 7 or the drainage through hole 8 alone, or can use the drainage grid 7 and the drainage through hole 8 at the same time. When using the drainage grille 7 and the drainage through hole 8 at the same time, the drainage through hole 8 is opened below the drainage grille 7 . By adopting the above-mentioned drainage structure, the garbage cleaning grab can effectively reduce the amount of water brought up when grabbing silt and garbage, reduce the grabbing weight, and prevent the silt and garbage due to water disturbance when the grab works under the liquid. Squeeze out.

In the above-mentioned garbage cleaning grab, a plurality of grabbing teeth 9 are provided at the bottom of the movable bucket petal 2 and the fixed bucket petal 3. When the garbage cleaning grab is closed, the grabbing teeth 9 at the bottom of the movable bucket petal 2 and the fixed bucket The gripping teeth 9 at the bottom of the petal 3 are interlocked to form a closed structure at the bottom of the garbage cleaning grab, which can reduce the loss of sludge during the ascent of the grab. The grab teeth 9 are wedge-shaped, and the bottom profile of the grab teeth 9 is arc-shaped, which is convenient for the front end of the grab bucket to be inserted into garbage and sludge. Grab the structure of tooth 9 as shown in Figure 3 and Figure 4.

In the garbage cleaning grab, the upper part of the fixed seat 1 is provided with a hydraulic pipeline 10, and the hydraulic pipeline 10 is provided with a stainless steel wire mesh cover on the outside according to the vertical depth, and is fastened with a lock ring at the connection between the grab and the oil pipe. , the oil pipeline is transported on the boom by means of guide wheels 11 to reduce the wear of the oil pipeline. The garbage cleaning grab adopts remote hydraulic control, the hydraulic oil pump and the control valve block are installed on the truck-mounted crane, and the expansion and contraction of the hydraulic cylinder 4 on the grab bucket is directly controlled by the control valve block to control the opening and closing of the grab bucket. A telescopic waterproof silicone sleeve is provided on the outside of the hydraulic cylinder 4 . The telescopic waterproof silicone sleeve is anti-corrosion and has good ductility, which ensures that the hydraulic cylinder 4 is not corroded by sewage during operation, and prevents the hydraulic cylinder 4 from being damaged due to long-term contact with garbage leachate, corrosion and rust. The bucket capacity of the garbage cleaning grab can be selected according to actual needs.

The garbage cleaning grab is mainly equipped with a vehicle-mounted cleaning crane to remove the long-term silt and garbage accumulated at the bottom guide grille on the side of the discharge door of the garbage warehouse under the ground, open up the diversion channel, and ensure that the waste inside the garbage warehouse The accumulated leachate can be effectively discharged. When working, the cleaning machine runs to the working position, the truck-mounted crane adjusts the position of the boom, the telescopic arm positions the grab above the position of the guide grid at the bottom of the garbage store, and the truck-mounted crane releases the wire rope to place the grab on the guide grid At the position, the grab is opened through hydraulic control, and after reaching the surface of the sludge and garbage, it enters the garbage and sludge through its own gravity. The hydraulic control system closes the grab by controlling the hydraulic cylinder 4 to grab the garbage and sludge from the surface; then, The truck-mounted crane receives the steel wire rope and hydraulic pipeline to lift the grab bucket, and turns the boom to send the grab bucket to the compartment loaded with silt to complete a working cycle. The schematic diagrams of the rubbish cleaning grab when it is working are shown in Figure 5 and Figure 6 .

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. a kind of rubbish is removed contamination grab bucket, including fixed seat（1）, activity bucket valve（2）, fixed bucket valve（3）And hydraulic cylinder（4）, it is special Levy and be：The fixed bucket valve（3）It is fixed in the fixed seat（1）On, fixed bucket valve（3）Along fixed seat（1）Prolong straight down Stretch, the activity bucket valve（2）It is hinged on fixed seat（1）On, the hydraulic cylinder（4）One end be hinged on fixed seat（1）On, it is another End and activity bucket valve（2）It is hinged, rubbish grab bucket of removing contamination is upper in the fixed valve that struggles against（3）Side be provided with and be easy to rubbish to remove contamination to grab The slide device struggled against along the side walls of garbage warehouse.

2. rubbish according to claim 1 is removed contamination grab bucket, it is characterised in that：The slide device is described solid including being installed on Surely struggle against valve（3）On the first guide wheel（5）Be installed on the fixed seat（1）Near fixed bucket valve（3）Second guide wheel of side （6）.

3. rubbish according to claim 2 is removed contamination grab bucket, it is characterised in that：First guide wheel（5）With the second guide wheel（6） Outside tangent line L and horizontal plane.

4. rubbish according to claim 1 is removed contamination grab bucket, it is characterised in that：The activity bucket valve（2）And/or fixed bucket valve （3）Top be provided with discharge structure.

5. rubbish according to claim 4 is removed contamination grab bucket, it is characterised in that：The discharge structure includes drainage grill（7） And/or drainage hole（8）.

6. rubbish according to claim 5 is removed contamination grab bucket, it is characterised in that：The discharge structure includes the drainage grill （7）With the drainage hole（8）, and the drainage hole（8）It is opened in the drainage grill（7）Lower section.

7. rubbish according to claim 1 is removed contamination grab bucket, it is characterised in that：The activity bucket valve（2）With fixed bucket valve（3） Bottom be provided with multiple grasping teeths（9）, when the rubbish removes contamination grab bucket closure, the activity bucket valve（2）The grasping teeth of bottom （9）With the fixed bucket valve（3）The grasping teeth of bottom（9）It is mutually twisted, the bottom formation closed structure of grab bucket that rubbish is removed contamination.

8. rubbish according to claim 7 is removed contamination grab bucket, it is characterised in that：The grasping teeth（9）It is wedge shape, grasping teeth（9）'s Bottom profile is curved.

9. rubbish according to claim 1 is removed contamination grab bucket, it is characterised in that：The fixed seat（1）Top be provided with hydraulic pressure Pipeline（10）, the conduit under fluid pressure（10）Outside be arranged with stainless steel cloth set.

10. the rubbish according to any one of claim 1-9 is removed contamination grab bucket, it is characterised in that：The hydraulic cylinder（4）It is outer Portion is arranged with flexible water-proof silica-gel set.