Rock debris grading automatic screening device

Abstract

The utility model discloses a rock debris grading automatic screening device which comprises a machine frame, an elastic supporting assembly is arranged on the machine frame, a cleaning tank is arranged on the elastic supporting assembly in the inclined direction, and a first screening net plate and a second screening net plate are arranged in the cleaning tank from top to bottom. A flow guide plate is arranged on one side of the first screening net plate, a lump material outlet is formed in the position, making contact with the side wall of the cleaning tank, of the flow guide plate, and a rock sample outlet is formed in the position, corresponding to the second screening net plate, of the end of the cleaning tank. A real rock debris sample enters the position of the second screening net plate and is further discharged through the rock sample outlet, slurry enters the lower conical liquid collecting hopper and is discharged through the lower outlet, the structure is simple, manual intervention is little, the quality of the rock debris sample can be effectively guaranteed, and reliable samples are provided for follow-up analysis.

Description

Technical Field

[0001] The utility model relates to the technical field of cuttings sample screening and cleaning, in particular to an automatic cuttings grading and screening device. Background Technique

[0002] At present, in the on-site cuttings treatment process, a simple vibrating screen analysis, manual cleaning, and manual sample selection mode are adopted to complete the work. There is a lot of manual participation in the work. Due to the differences in the ability levels of different workers, there will be great differences in the screening of samples, resulting in large errors in the analysis results of the samples; in addition, due to the differences between oil-based and water-based muds, there will be great differences in the cleaning effect. At the same time, distinguishing true and false rock samples in on-site rock samples is also a difficult point. In view of this, in-depth research on the above problems has led to the generation of this case. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the utility model provides an automatic cuttings grading and screening device, which solves the problems mentioned in the background technique.

[0004] To achieve the above purposes, the utility model is realized through the following technical solutions: an automatic cuttings grading and screening device, including a frame, an elastic support assembly is arranged on the frame, a cleaning tank is arranged on the elastic support assembly along an inclined direction, a first screening mesh plate and a second screening mesh plate are respectively arranged in the cleaning tank from top to bottom, a diversion plate is arranged on one side of the first screening mesh plate, a block material outlet is arranged at the position where the diversion plate contacts the side wall of the cleaning tank, a rock sample outlet is arranged at the end of the cleaning tank corresponding to the second screening mesh plate, a conical liquid collecting hopper is arranged at the bottom of the cleaning tank, a vibration motor is installed on the side wall of the conical liquid collecting hopper, a gantry is arranged above the frame, and a spraying assembly is installed on the gantry.

[0005] The block material outlet end is connected to a recycling system.

[0006] The above-mentioned spraying assembly includes a spraying pipeline arranged on the gantry, spraying heads are installed on the side wall of the spraying pipeline, and the spraying pipeline is connected to a water supply system through a booster pump.

[0007] A feeding hopper is installed on the frame, and the open end of the feeding hopper is located above the feeding end of the cleaning tank.

[0008] The utility model provides an automatic screening device for cuttings classification, which has the following beneficial effects: the automatic screening device for cuttings classification makes the cleaning tank vibrate as a whole under the cooperation of the elastic support assembly by using the vibration force provided by the vibration motor. While starting the spraying assembly to spray the cleaning tank, the cuttings to be cleaned are put into the cleaning tank. Under the action of water flow impact and vibration force, the liquid and mud attached to the cuttings are cleaned; during the cleaning process, the false cuttings in the form of falling blocks are intercepted by the first screening mesh plate and further discharged through the block material outlet, the real cuttings samples enter the position of the second screening mesh plate and are further discharged through the rock sample outlet, and the mud enters the lower conical liquid collecting hopper and is discharged through the lower outlet. The structure is simple, with less manual intervention, which can effectively ensure the quality of cuttings samples, provide reliable samples for subsequent analysis, has a high degree of automation and strong applicability, and is applicable to both oil-based mud and water-based mud. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 FIG. is a three-dimensional structural schematic diagram of the automatic screening device for cuttings classification described in the utility model.

[0010] Figure 2 FIG. is an axonometric structural schematic diagram of the automatic screening device for cuttings classification described in the utility model.

[0011] Figure 3 FIG. is a front view sectional structural schematic diagram of the automatic screening device for cuttings classification described in the utility model.

[0012] In the figure: 1, frame; 2, cleaning tank; 3, first screening mesh plate; 4, second screening mesh plate; 5, guide plate; 6, block material outlet; 7, rock sample outlet; 8, conical liquid collecting hopper; 9, vibration motor; 10, gantry; 11, spraying pipeline; 12, spraying head; 13, feeding hopper; 14, elastic support assembly. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0013] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0014] Embodiment: In combination with the attached drawings of the specification Figures 1-3It can be seen that the present application designs a device for automatic screening of cuttings classification. An elastic support assembly 14 is provided on a frame 1. A cleaning tank 2 is arranged on the elastic support assembly 14 along an inclined direction. A first screening mesh plate 3 and a second screening mesh plate 4 are respectively arranged in the cleaning tank 2 from top to bottom. A diversion plate 5 is arranged on one side of the first screening mesh plate 3. A block material outlet 6 is formed at the position where the diversion plate 5 contacts the side wall of the cleaning tank 2. A rock sample outlet 7 is arranged at the end of the cleaning tank 2 corresponding to the second screening mesh plate 4. A conical liquid collecting hopper 8 is arranged at the bottom of the cleaning tank 2. A vibration motor 9 is installed on the side wall of the conical liquid collecting hopper 8. A gantry frame 10 is arranged above the frame 1. A spraying assembly is installed on the gantry frame 10. By using the vibration force provided by the vibration motor 9, the cleaning tank 2 vibrates as a whole under the cooperation of the elastic support assembly 14. While starting the spraying assembly to spray the cleaning tank 2, the cuttings to be cleaned are put into the cleaning tank 2. Under the action of water flow impact and vibration force, the liquid and mud attached to the cuttings are cleaned; during the cleaning process, the falling block-like false cuttings are intercepted by the first screening mesh plate 3 and further discharged through the block material outlet 6. The real rock sample enters the position of the second screening mesh plate 4 and is further discharged through the rock sample outlet 7. The mud enters the lower conical liquid collecting hopper 8 and is discharged through the lower outlet. The structure is simple, with less manual intervention, which can effectively ensure the quality of the cuttings sample, provide a reliable sample for subsequent analysis, have a high degree of automation and strong applicability, and is applicable to both oil-based mud and water-based mud.

[0015] In the specific implementation process, as a preferred setting, the end of the above-mentioned block material outlet 6 is connected to a recycling system, which is conducive to the automatic recycling of tail waste.

[0016] In the specific implementation process, as a preferred setting, the above-mentioned spraying assembly includes a spraying pipeline 11 arranged on the gantry frame 10. Spraying nozzles 12 are installed on the side wall of the spraying pipeline 11. The spraying pipeline 11 is connected to a water supply system through a booster pump. The spraying water is pressurized by the booster pump, and the pressurized high-pressure water body enters the spraying pipeline 11 and is sprayed out through the spraying nozzles 12 to improve the cleaning efficiency of the rock sample.

[0017] In the specific implementation process, as a preferred setting, a feeding hopper 13 is installed on the above-mentioned frame 1. The opening end of the feeding hopper 13 is located above the feeding end of the cleaning tank 2 to improve the convenience of feeding.

[0018] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirits of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rock cuttings classification automatic screening device, characterized in that: It includes a frame, on which an elastic support component is arranged, a cleaning trough is arranged on the elastic support component along an inclined direction, a first screening mesh plate and a second screening mesh plate are respectively arranged in the cleaning trough from top to bottom, a guide plate is arranged on one side of the first screening mesh plate, a block material outlet is opened at the contact position between the guide plate and the side wall of the cleaning trough, a rock sample outlet is arranged at the end of the cleaning trough corresponding to the position of the second screening mesh plate, a conical liquid collecting hopper is arranged at the bottom of the cleaning trough, a vibration motor is installed on the side wall of the conical liquid collecting hopper, a door frame is arranged above the frame, and a spray assembly is installed on the door frame.

2. The automatic screening device for rock cuttings classification according to claim 1, characterized in that: The block material outlet is connected to a recovery system.

3. The automatic screening device for rock cuttings classification according to claim 1, characterized in that: The spray assembly comprises a spray pipeline arranged on a portal frame, a spray head is installed on the side wall of the spray pipeline, and the spray pipeline is connected to a water supply system through a booster pump.

4. The automatic screening device for rock cuttings classification according to claim 1, characterized in that: A material guide hopper is installed on the frame, and the opening end of the material guide hopper is located above the feeding end of the cleaning tank.

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