CN114515686A

CN114515686A - Sundries pickup device in hopper

Info

Publication number: CN114515686A
Application number: CN202011310530.8A
Authority: CN
Inventors: 王成海; 李庆; 汪永山; 陈吉会; 边可爽; 王春辉; 冯萌萌; 董明年; 王经胜; 蔡景玲; 赵振; 杨斌; 岳欣利; 张洪卫; 李智强
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2022-05-20
Anticipated expiration: 2040-11-20
Also published as: CN114515686B

Abstract

The application discloses debris pickup apparatus in hopper belongs to the oil field development field, and debris pickup apparatus includes in the hopper: a bucket frame and a connector; the hopper-shaped frame comprises a hopper-shaped support frame and a bottom grid, the shape of the hopper-shaped support frame is matched with the shape of the bottom of the hopper, the hopper-shaped support frame is provided with a first opening and a second opening which are opposite, the second opening is larger than the first opening, the bottom grid covers the first opening, and the bottom grid comprises a plurality of openings; one end of the connecting piece is connected with the hopper-shaped supporting frame, the total length of the connecting piece and the total length of the hopper-shaped supporting frame in the first direction is larger than that of the hopper in the first direction, and the first direction is parallel to the inner wall of the hopper and is far away from the opening at the bottom of the hopper. The problem that the sundries picking device in the hopper in the related art is low in sundries picking efficiency is solved, and the effect of improving the sundries picking efficiency is achieved.

Description

Sundries pickup device in hopper

Technical Field

The application relates to the field of oilfield development, in particular to a device for picking up sundries in a hopper.

Background

The oil silt is silt containing crude oil, silt carried by the crude oil in the process of mining, silt containing crude oil removed after the crude oil enters a crude oil gathering and transportation treatment station, and silt mixed with silt on the ground after equipment facilities such as pipelines, containers and the like leak in the process of transporting the crude oil, and the silt is called the oil silt collectively. In order to avoid pollution, the oil silt can be treated by the oil silt treatment device. Because the stone content in the oil sludge sand is more, and oil sludge sand processing apparatus has certain restriction to the material size of handling, consequently sets up a feeding funnel in oil sludge sand processing apparatus's entrance usually, and the mouth of a hopper that the feeding funnel is close to oil sludge sand processing apparatus's one end is provided with predetermined size, and when oil sludge sand got into oil sludge sand processing apparatus through this feeding funnel, debris such as the great stone of size were unable to pass through the mouth of a hopper to can be intercepted in the feeding funnel. When the sundries in the feeding hopper are more, the sundries need to be taken out so as to prevent the hopper opening from being blocked.

A device for picking up sundries in a hopper in the related art comprises a rope, wherein stones clamped at a hopper opening of the feeding hopper are bound up by the rope, and the rope is pulled by an operator until all the sundries are pulled out.

However, when the above-mentioned device for picking up sundries in a hopper in the related art is used, since the size of the feeding hopper is large, an operator needs to slide into the hopper from the wall of the feeding hopper, and bind the sundries in the hopper with a rope, since the rope can only bind one sundry at a time, the efficiency of the device for picking up sundries in the hopper is low.

Disclosure of Invention

The embodiment of the application provides a sundry picking device in a hopper. The technical scheme is as follows:

in a first aspect, a device for picking up sundries in a hopper is provided, which comprises: a bucket frame and a connector;

the hopper-shaped frame comprises a hopper-shaped support frame and a bottom grid, the shape of the hopper-shaped support frame is matched with the shape of the bottom of the hopper, the hopper-shaped support frame is provided with a first opening and a second opening which are opposite, the second opening is larger than the first opening, the bottom grid covers the first opening, and the bottom grid comprises a plurality of openings;

the one end of connecting piece with the fill shape support frame is connected, just the length of connecting piece with the total length of fill shape frame in the first direction is greater than the hopper is in length on the first direction, the first direction is for being on a parallel with the inner wall of hopper and keeping away from the open-ended direction of hopper bottom.

Optionally, each opening of the bottom mesh is smaller than the opening of the hopper bottom.

Optionally, the connecting piece is a pull rod, and the device for picking up sundries in the hopper further comprises a plurality of protrusions arranged on the pull rod along the length direction of the pull rod;

the device for picking up the sundries in the hopper further comprises two upright columns arranged on the upper edge of the hopper, and the distance between the two upright columns is larger than the maximum size of the pull rod in the direction perpendicular to the length direction of the pull rod.

Optionally, the protrusion is a steel bar, and the length direction of the steel bar is perpendicular to the length direction of the pull rod.

Optionally, the side wall of the hopper-shaped support frame comprises a plurality of filtering openings, and the filtering openings are smaller than the opening at the bottom of the hopper.

Optionally, a movable shaft is arranged on the bucket-shaped support frame, and the pull rod is connected with the movable shaft.

Optionally, the device for picking up sundries in the hopper further comprises a roller assembly, and the roller assembly is mounted on one side of the hopper-shaped support frame, which faces the inner wall of the hopper.

Optionally, the connecting piece is a connecting rope.

Optionally, the device for picking up the sundries in the hopper further comprises a winch, and the connecting rope is connected with the winch.

Optionally, the material of the bucket frame comprises steel bars.

The technical scheme provided by the embodiment of the application can have the following beneficial effects:

the utility model provides a debris pickup assembly in hopper including fill shape frame and connecting piece, oil sludge sand gets into the hopper after the hopper, get into the fill shape frame from the second opening of fill shape frame, wherein the bottom net that the fill shape frame is located on first opening can intercept the great debris of volume in the oil sludge sand, the fill shape support frame can avoid the great debris of volume to fall out the fill shape frame at the in-process that the fill shape frame rises, when the great debris of volume in the fill shape frame is filled up, pulling and fill shape frame connection's connecting piece, the fill shape frame rises to the great opening edge of hopper, can follow and take out debris in the fill shape frame, it is higher to the efficiency of picking up of the interior debris of feeding hopper. The problem that the efficiency of picking up sundries by the sundry picking device in the hopper in the related art is low is solved, and the effect of improving the sundry picking efficiency is achieved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

FIG. 1 is a schematic view showing a structure of an upper hopper in the related art;

fig. 2 is a schematic structural diagram of a device for picking up sundries in a hopper according to an embodiment of the application;

fig. 3 is a schematic structural view of the sundries picking device in the hopper in fig. 2, which is positioned in the hopper;

fig. 4 is a schematic structural diagram of another sundries picking device in a hopper, which is provided by the embodiment of the application and is positioned in an upper hopper;

fig. 5 is a schematic structural diagram of a bottom grid according to an embodiment of the present application;

FIG. 6 is a schematic structural diagram of another bottom grid provided in an embodiment of the present application;

fig. 7 is a side view of a device for picking up sundries in a hopper according to an embodiment of the application;

fig. 8 is a side view of another apparatus for picking up graff in a hopper according to an embodiment of the present disclosure.

With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The oily sediment is a solid waste with high pollution, and the oily sediment is treated by a treatment device of the oily sediment so that the treated oily sediment reduces the oil content and meets the national standard. The processing apparatus of oily sediment is when handling the great debris of size, easily leads to processing mechanism trouble, however oily sediment processing apparatus inner structure is complicated, and cost of maintenance is high, consequently, for the oily sediment processing apparatus frequent trouble that avoids the great size debris to lead to, at oily sediment processing apparatus's pan feeding mouth top, set up a feeding funnel, the feeding funnel can filter debris, with the great debris interception of size in the feeding funnel, the less debris of size can follow the fill mouth entering oily sediment processing apparatus of feeding funnel.

Fig. 1 is a schematic structural view of a loading hopper in the related art, in which a loading hopper 10 has a first opening 11 and a second opening 12, and after an excavator scoops up oily sediment, the oily sediment is poured into the loading hopper from the first opening 11, and the oily sediment leaks out from the second opening 12 and enters an oily sediment treatment device. The size of the second hopper opening 12 is slightly smaller than the feed inlet of the oil sludge treatment device, so that larger impurities can be filtered.

To accommodate the oil and sand treatment apparatus, the size of the top hopper is relatively large and the length of the side wall 13 of the top hopper is typically 2, 3 metres long. When the large-size sundries in the feeding hopper are accumulated, the discharging speed of oily sediment can be influenced, at the moment, an operator is required to enter the feeding hopper from the first hopper opening 11 of the feeding hopper, slide into the edge of the second hopper opening 12 of the feeding hopper from the side wall 13 of the feeding hopper, step on the side wall 13 of the feeding hopper, bind the large-size sundries with a rope, pull out the rope binding the sundries from the first hopper opening 11 by another operator upwards until the sundries are pulled out of the feeding hopper, release the rope and then transfer the rope back to the edge of the second hopper opening 12 again, and repeat the operation by the operator in the feeding hopper until all the large-size sundries in the feeding hopper are taken out.

However, in the process of picking up the sundries, the operating personnel in the feeding hopper is always positioned on the side wall of the feeding hopper, the slipping and falling injuries are easy, great potential safety hazards exist, and the sundries with large sizes are usually large stones, so that one large stone is picked up, the time and the labor are wasted, and the efficiency is low. The oil sludge sand processing device cannot be loaded in the process of picking up the sundries, so that the processing efficiency of the oil sludge sand processing device is influenced.

The embodiment of the application provides a sundry picking device in a hopper, which can solve the problems existing in the related technology.

Fig. 2 is a schematic structural diagram of a device for picking up sundries in a hopper according to an embodiment of the application. Fig. 3 is a schematic structural view of the sundries picking device in the hopper in fig. 2, which is positioned in the hopper.

The hopper inclusion pickup device 20 includes: a bucket frame 21 and a connecting piece 22.

The bucket frame 21 includes a bucket support 211 and a bottom mesh 212, the shape of the bucket support 211 matches the shape of the bottom of the hopper 10, the bucket support 211 has a first opening 2111 and a second opening 2112 opposite to each other, the second opening 2112 is larger than the first opening 2111, the bottom mesh 212 covers the first opening 2111, and the bottom mesh 212 includes a plurality of openings.

One end of the connecting piece 22 is connected with the bucket-shaped supporting frame 211, and the total length of the connecting piece 22 and the bucket-shaped frame 21 in the first direction is larger than the length of the hopper 10 in the first direction F, and the first direction F is a direction which is parallel to the inner wall 13 of the hopper and is far away from the opening 12 of the bottom of the hopper.

To sum up, the embodiment of the application provides an interior debris pickup apparatus of hopper including fill shape frame and connecting piece, behind the oil sludge sand got into the hopper, get into fill shape frame from the second opening of fill shape frame, wherein the bottom net that fill shape frame is located on first opening can intercept the great debris of volume in the oil sludge sand, fill shape support frame can avoid the great debris of volume to fall out fill shape frame at the in-process that fill shape frame rises, when the great debris of volume was filled up in fill shape frame, pulling and fill shape frame connected's connecting piece, fill shape frame rises to the great opening edge of hopper, can follow fill shape frame and take out debris, it is higher to the efficiency of picking up of the interior debris of feeding funnel. The problem that the efficiency of picking up sundries by the sundry picking device in the hopper in the related art is low is solved, and the effect of improving the sundry picking efficiency is achieved.

Optionally, each opening of the bottom grid is smaller than the opening of the hopper bottom.

Optionally, the connecting piece is a pull rod, and the device for picking up sundries in the hopper further comprises a plurality of protrusions which are arranged on the pull rod along the length direction of the pull rod;

the device for picking up the sundries in the hopper also comprises two upright columns arranged on the upper edge of the hopper, and the distance between the two upright columns is smaller than the maximum size of the pull rod in the direction vertical to the length direction of the pull rod.

Optionally, the side wall of the bucket shaped support frame includes a plurality of filter openings, the filter openings being smaller than the opening at the bottom of the hopper.

Optionally, the bucket-shaped support frame is provided with a movable shaft, and the pull rod is connected with the movable shaft.

Optionally, the device for picking up the sundries in the hopper further comprises a roller assembly, and the roller assembly is mounted on one side of the hopper-shaped support frame, which faces the inner wall of the hopper.

Optionally, the connecting piece is a connecting rope.

Optionally, the material of the bucket frame comprises steel reinforcement.

Referring to fig. 4, a schematic structural diagram of another device for picking up sundries in a hopper according to an embodiment of the present application is shown, which illustrates a structure of the device for picking up sundries in a hopper inside an upper hopper.

Optionally, each opening of the bottom mesh 212 is smaller than the opening 12 of the hopper bottom. The bottom grids 212 are positioned above the openings 12 at the bottom of the hopper and used for intercepting sundries with larger sizes, so that the openings of the bottom grids 212 are smaller than the openings 12 at the bottom of the hopper, the sundries with larger sizes can be intercepted, and the sundries with larger sizes are prevented from being clamped between the openings 12 at the bottom of the hopper and the bottom grids 212, thereby increasing the cleaning difficulty.

The bottom grid 212 may have a plurality of openings, and the plurality of openings are used for intercepting the sundries with larger sizes and simultaneously feeding the sundries with smaller sizes into the openings 12 at the bottom of the hopper along the plurality of openings, that is, the bottom grid 212 can continuously provide the sundries with smaller sizes for the oil sludge sand treatment device while intercepting the sundries with larger sizes, and the treatment efficiency of the oil sludge sand treatment device is not affected. The number of the plurality of openings of the bottom mesh 212 may be changed according to the size of the openings of the bottom of the hopper and the size of the sundries.

Fig. 5 is a schematic structural diagram of a bottom grid provided in an embodiment of the present application, fig. 6 is a schematic structural diagram of another bottom grid provided in an embodiment of the present application, and for example, the plurality of openings of the bottom grid 212 may be four openings with the same size as shown in fig. 4, may also be nine openings with the same size as shown in fig. 5, and may also be a plurality of openings as shown in fig. 6, and a specific number of the plurality of openings of the bottom grid 212 is not limited in this embodiment of the present application.

Optionally, the connecting member 22 is a pull rod 221, and the device for picking up impurities in the hopper further includes a plurality of protrusions 222 arranged on the pull rod 221 along the length direction of the pull rod; the device for picking up the sundries in the hopper also comprises two upright columns 23 arranged on the upper edge of the hopper, and the distance between the two upright columns 23 is larger than the maximum dimension of the pull rod 221 in the direction vertical to the length direction of the pull rod. Fig. 7 is a side view of fig. 4, and as described in connection with fig. 4, one end of the pull rod 221 is connected to the bucket-shaped support frame, and the other end of the pull rod 221 extends in the first direction to beyond the upper edge of the loading bucket, so that an operator can conveniently operate on the operation table 40. The plurality of protrusions 222 on the pull rod 221 are arranged at a certain preset distance, and each protrusion 222 can be clamped with the two vertical columns 23 on the upper edge of the hopper, so that the sundry pickup device in the hopper is fixed. Optionally, the distance between the two columns 23 is smaller than the dimension of the protrusion 222 in the direction perpendicular to the length direction of the tension rod 221, so that the two columns 23 can catch the protrusion 222.

In the embodiment of the present application, the distance between the protrusions 222 is 40 cm, and the distance between the protrusions 222 may be other preset distances, which is not limited herein, and the height of the two columns 23 is used for clamping the protrusions, so that the height of the two columns 23 may not need to be too high, and the height of the two columns 23 in the embodiment of the present application is 10 cm. The height of the two columns 23 can be other heights, and the embodiment of the present application is not limited herein,

when the sundries with larger sizes in the bucket-shaped frame 21 are accumulated to a certain amount, an operator stands outside the hopper to lift the bucket-shaped frame 21 by pulling the pull rod 221, the weight of the sundries with larger sizes is also higher, and the commodity of the inner wall of the feeding hopper is usually 2-3 meters, so that the operator is usually difficult to pull the bucket-shaped frame 21 to the upper edge of the hopper at one time, when the operator stops lifting in the midway of the lifting pull rod, the bulge positioned at the upper edge of the hopper can be clamped on the two upright posts 23, after the operator has a rest for a while, the pull rod can be continuously lifted from the position, and the bucket-shaped frame 21 is continuously lifted from the middle part of the hopper. Since the operator lifts the pull rod standing on the operating platform outside the upper hopper, the pull rod is not completely attached to the inner wall surface of the upper hopper during the lifting process, and the pull rod is at a certain distance from the upper edge of the upper hopper, so that the plurality of protrusions 222 are positioned higher at the upper edge of the upper hopper than the two columns 23, rather than passing between the two columns 23. When the operator has a rest and puts down the pull rod, the distance between the two upright columns 23 is less than the length of the protrusion, so the protrusion 222 can be clamped on the two upright columns 23, and the sundries picking device in the hopper is prevented from sliding off.

Optionally, the bucket-shaped supporting frame 211 is provided with a movable shaft 24, and the pull rod 221 is connected with the movable shaft 24. One end of the pull rod 221 connected with the bucket-shaped support frame 211 can be provided with a through hole, one side of the bucket-shaped support frame 211 connected with the pull rod 221 is provided with two through holes, and a pin shaft penetrates through the three through holes to complete the connection between the pull rod 221 and the bucket-shaped support frame 211. When the bucket-shaped frame 21 is lifted to the upper edge of the upper hopper through the lifting pull rod, in the process of carrying out large-size sundries from the bucket-shaped frame 21, the pull rod 211 is positioned outside the upper hopper, and the pull rod 211 is easy to cause obstacles in the process of carrying the sundries, so that a movable shaft is arranged at the joint of the pull rod 221 and the bucket-shaped support frame 211 of the bucket-shaped frame 21, the direction of the pull rod can be changed through the movable shaft, the pull rod can be rotated downwards, and the pull rod is prevented from causing obstacles. The bucket-shaped supporting frame 211 may also be welded to the movable shaft 24, and the specific connection manner is not limited in this embodiment of the present application. Fig. 8 is a side view of another apparatus for picking up graff in a hopper according to an embodiment of the present disclosure. Fig. 8 shows the situation after the pull bar 211 has been rotated downwards, in which the pull bar is located below the upper edge of the upper bin and does not hinder the transport of impurities.

Optionally, the side wall of the bucket support 211 includes a plurality of filter openings 2113, the filter openings 2113 being smaller than the opening at the bottom of the bucket. The bucket-shaped supporting frame 211 is used for preventing sundries with larger sizes from falling out of the bucket-shaped frame 21 in the ascending process, so when the sizes of the filtering openings 2113 on the side wall of the bucket-shaped supporting frame 211 are smaller than the opening at the bottom of the hopper, namely the sizes of the filtering openings 2113 are smaller than the sundries with larger sizes, the sundries in the process of the sundries picking device in the upper lifting bucket can be prevented from falling out of the filtering openings 2113. The shape of the plurality of filter openings 2113 in the side wall of the bucket shaped support 211 may refer to the mesh shape in fig. 5 and 6, but may be other shapes.

In addition, when the sidewall of the bucket-shaped supporting frame 211 is open, the small-sized sundries remaining in the large-sized sundries may continuously drop from the opening of the sidewall of the bucket-shaped supporting frame 211 and the bottom mesh 212 in the process of the upper bucket sundry pickup device. If the bucket-shaped support frame 211 and the bottom of the bucket-shaped frame 21 are all in a full-wrapping type, after the sundries picking device in the upper bucket takes out the sundries with larger sizes, the bucket-shaped frame 21 needs to be turned over to pour out the sundries with smaller sizes left in the bucket-shaped frame 21, and operation steps are increased.

Therefore, the hopper-shaped supporting frame 211 can be set to a certain preset height, when the height of the hopper-shaped supporting frame 211 is too low, sundries with large sizes easily fall into the upper hopper in the ascending process, when the height of the hopper-shaped supporting frame 211 is too high, the weight of the sundries picking device in the hopper is increased, and operators need to pay more force in the ascending process, so that the preset height is similar to the height of the sundries with large sizes.

Optionally, the device for picking up sundries in the hopper further comprises a roller assembly, and the roller assembly is mounted on one side of the hopper-shaped supporting frame 211 facing the inner wall of the hopper. The roller components can comprise rollers and sliding rails matched with the rollers for use, the rollers are installed on one side, facing the inner wall of the feeding hopper, of the hopper-shaped supporting frame 211, the sliding rails are installed on the inner wall of the feeding hopper and are perpendicular to the pull rods, in the process of lifting the sundries in the feeding hopper, the rollers are matched with the sliding rails, the lifting force can be reduced, and therefore the sundries in the feeding hopper can be lifted more easily by an operator, and time and labor are saved.

Optionally, the connecting member 22 is a connecting rope. One end of the connecting rope is connected with the bucket-shaped supporting frame 211. The connecting rope can be made of a material with good wear resistance and toughness.

Optionally, the device for picking up the sundries in the hopper further comprises a winch (not shown in the figure), and the connecting rope is connected with the winch. The hoist is a light small-size hoisting equipment for promoting the heavy object, connects rope one end and is connected with the hoist, and the other end is connected with fill shape support frame 211, can be perpendicular or the slope through the hoist mentions the heavy object, consequently, can set up the promotion angle of hoist to be unanimous with the inclination of feeding funnel inner wall, and fill shape frame 21 still rises along the feeding funnel inner wall up to the top edge of feeding funnel this moment. The operation of hoist engine is comparatively simple, uses the hoist engine simultaneously and is connected the rope cooperation, can reduce operating personnel's the amount of labour, has promoted operating personnel's security performance simultaneously.

Alternatively, the material of the bucket frame 21 includes steel bars. The sundries with larger size picked up by the sundries picking device in the hopper are usually stones with larger size, the stones with larger size are not only attached with some silt particles, but also adhered with a certain amount of crude oil, therefore, the hopper-shaped frame 21 for intercepting the stones with larger size needs to be made of materials with wear resistance and corrosion resistance. The reinforcing steel bar is wear-resistant and corrosion-resistant, has high strength, is not easy to bend, deform and break, and can bear the weight of a plurality of stones with larger sizes in the process of lifting for many times, so that the sundry picking device in the hopper is firmer. Other high-strength materials may be used for the bucket frame 21, and the embodiment of the present invention is not limited herein. The bucket-shaped frame 21 may be formed by welding the reinforcing bars to the reinforcing bars, and the welding may make the bucket-shaped frame 21 more firm.

Optionally, the protrusion 222 is a steel bar, and a length direction of the steel bar is perpendicular to a length direction of the pull rod 221. When protruding 222 card was in two stands 23, the protruding weight that need bear the inside great stone of a plurality of sizes of whole fill shape frame 21 and fill shape frame 21, consequently, the material of protruding 222 also can be the reinforcing bar to avoid the fill shape frame 21 that the fracture of protruding 222 leads to and a plurality of great stones of size to pound to the hopper, thereby damage the hopper. In a similar way, the two upright columns 23 can be made of steel bars and matched with the protrusions, and firmness of the sundries picking device in the hopper is improved.

When the connecting member 22 is the tension rod 221 and the material of the bucket frame 21 includes a steel bar, the material of the tension rod 221 may also include a steel bar. The high strength of the rebar can reduce the chance of breakage of the tension rod 221.

As shown in fig. 7, the outer surface of the feeding hopper may further include an operation table 40, the operation table 40 is located at the upper edge of the feeding hopper and is provided with one side of the two upright posts 23, an operator can stand in the operation table 40 to complete lifting operation of the device for picking up sundries in the feeding hopper and picking up sundries in the hopper-shaped frame 21, and the operation table 40 further includes a fence, which greatly increases safety of the operator. And because the operation can be completed by only one worker, the operation personnel are prevented from entering the feeding hopper, the operation personnel are prevented from slipping to be injured, and the sundry picking safety is improved.

The loading hopper that uses in this application implementation, for the throughput of cooperation oily silt processing apparatus, the fill mouth of loading hopper bottom is 30cm x 30cm, when the size of debris is greater than 30cm x 30cm, just can block the fill mouth of loading hopper bottom. Thus, the plurality of openings in the bottom grid 212 in this application are each less than 30cm by 30cm in size. And the side wall of the bucket-shaped support frame 211 including the plurality of filtering openings 2113 is also smaller than 30cm x 30cm in size. In addition, the debris that debris pick device picked up in the hopper in this application not only include the great stone of size, still include debris such as felt, broken cloth that oily sediment processing apparatus can't handle.

When the sundry picking device in the hopper in any embodiment is used, the following steps can be carried out to process sundries with larger sizes, and the steps can comprise:

1) and placing the sundries pickup device in the hopper into the feeding hopper.

The device for picking up the sundries in the hopper comprises a hopper-shaped frame and a connecting piece, wherein the hopper-shaped frame is arranged in the upper hopper, and the bottom grid is close to a hopper opening at the bottom of the upper hopper. The connecting piece is leaned against the inner wall of the upper hopper, and the other end of the connecting piece extends out of the upper edge of the upper hopper.

2) And continuously feeding the materials into the hopper until the sundries in the hopper-shaped frame are full.

The excavator or the gantry crane can be used for continuously feeding materials into the upper hopper, the sundries with small sizes continuously fall through the openings in the bottom grids until the oily sediment treatment device, and the sundries with large sizes are intercepted by the openings in the bottom grids and stay in the hopper-shaped frame until the sundries in the hopper-shaped frame are filled. And stopping blanking.

3) And lifting the connecting piece.

An operator stands on an operation table outside the feeding hopper, lifts the connecting piece, and can directly carry out the step 5) if the sundries in the hopper-shaped frame are light, and carry out the step 4) if the sundries in the hopper-shaped frame are heavy.

4) And lifting the connecting piece in a pause mode to clamp the protrusions on the two stand columns.

When the operator needs to have a rest, the lifting of the connecting piece can be suspended, and the protrusions on the connecting piece are clamped on the two upright posts on the upper edge of the upper hopper. The bucket-shaped frame is prevented from sliding to the bottom of the upper hopper.

5) When the bucket frame is flush with the upper edge of the upper hopper, the connecting piece is turned to the lower side.

The connecting piece rotates downwards through the movable shaft, so that the connecting piece is prevented from forming obstacles in the process of transferring sundries.

6) Taking out the sundries in the bucket-shaped frame.

At the moment, the operator takes out the sundries in the bucket-shaped frame one by one on the operating platform, and the operator stands in the operating platform in the process, so that accidents such as falling injury and the like are avoided.

Until the step, sundries are picked up, only one operator is needed in the whole process, and a plurality of sundries can be picked up at one time, so that the operation safety is improved, and meanwhile, the sundries picking-up efficiency is improved. And at the moment, the step 1) can be repeated, the bucket-shaped frame is placed back into the feeding hopper, and the sundries are continuously intercepted.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.

The above description is intended to be exemplary only, and not to limit the present application, and any modifications, equivalents, improvements, etc. made within the spirit and scope of the present application are intended to be included therein.

Claims

1. The device for picking up the sundries in the hopper is characterized by comprising: a bucket frame and a connector;

the hopper-shaped frame comprises a hopper-shaped support frame and a bottom grid, the shape of the hopper-shaped support frame is matched with that of the bottom of the hopper, the hopper-shaped support frame is provided with a first opening and a second opening which are opposite, the second opening is larger than the first opening, the bottom grid covers the first opening, and the bottom grid comprises a plurality of openings;

2. A hopper contents pickup apparatus according to claim 1 wherein each opening of said bottom grid is smaller than the opening of the bottom of said hopper.

3. The device for picking up sundries in a hopper as claimed in claim 2, wherein the connecting piece is a pull rod, and the device for picking up sundries in a hopper further comprises a plurality of bulges arranged on the pull rod along the length direction of the pull rod;

4. The device for picking up the sundries in the hopper as claimed in claim 3, wherein the protrusion is a steel bar, and the length direction of the steel bar is perpendicular to the length direction of the pull rod.

5. A hopper debris pick-up device according to claim 1, wherein the side wall of the hopper shaped support frame comprises a plurality of filtering openings, the filtering openings being smaller than the opening in the bottom of the hopper.

6. The device for picking up the sundries in the hopper as claimed in claim 3, wherein the hopper-shaped support frame is provided with a movable shaft, and the pull rod is connected with the movable shaft.

7. The device for picking up the sundries in the hopper as claimed in claim 1, wherein the device for picking up the sundries in the hopper further comprises a roller assembly, and the roller assembly is arranged on one side of the hopper-shaped supporting frame, which faces to the inner wall of the hopper.

8. The hopper debris pick-up device of claim 1, wherein the connecting member is a connecting rope.

9. The apparatus for picking up foreign objects in a hopper according to claim 8, further comprising a hoist, wherein the connection rope is connected to the hoist.

10. The hopper debris pick-up apparatus of claim 1, wherein the material of the hopper frame comprises steel rebar.