Petroleum geology logging sand washing device

Abstract

The utility model relates to the technical field of sand washing devices, in particular to a petroleum geology logging sand washing device which comprises a cleaning tank and supporting legs at the bottom of the cleaning tank, a cleaning cylinder of a net structure is rotatably arranged in the cleaning tank through a rotating shaft, and a detachable cylinder cover is arranged on the end face of the cleaning cylinder. A sliding top cover is arranged on the top face of the cleaning tank, a matching seat is further fixedly arranged on the top face of the cleaning tank corresponding to the middle of the top cover, a discharging opening is formed in the position, corresponding to the barrel cover, of the bottom face of the cleaning tank, a detachable sealing cover is arranged on the position, corresponding to the discharging opening, of the bottom face of the cleaning tank, and a fixing device for positioning the top cover is further arranged on the matching seat. According to the rock debris cleaning device, rock debris can be comprehensively and effectively cleaned, and the cleaned rock debris and sewage can be separated, so that the use efficiency of the rock debris cleaning device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand washing devices, in particular to a petroleum geological logging sand washing device. Background Art

[0002] With the continuous development of social economy and the continuous improvement of industrial production level, the demand for oil in all walks of life is increasing. However, in order to obtain oil, it is necessary to drill the oil field. During the oil drilling process, the high-speed flowing mud in the drill tool carries the drilling cuttings from the well to the ground, and then the cuttings are filtered out through the mud filter screen. For a long time, the cuttings have been collected manually at the construction site, and then the cuttings stained with drilling mud are washed with water, taken back to the geological room for drying, and then analyzed for petroleum geology.

[0003] Traditional sand washing methods mostly rely on workers adding water and stirring to wash, which has a poor cleaning effect. Moreover, after cleaning, it is not easy to separate the rock chips and sewage, which reduces the efficiency of the device. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the rock cuttings cannot be cleaned comprehensively and effectively, and the rock cuttings and sewage are not easy to be separated and processed after cleaning, resulting in reduced use efficiency.

[0005] In order to solve the above problems, the technical solution of the utility model is as follows: a petroleum geological logging sand washing device comprises a cleaning tank and a supporting leg at the bottom of the cleaning tank, a cleaning cylinder with a mesh structure is rotated in the cleaning tank by a rotating shaft, a detachable cylinder cover is provided on the end surface of the cleaning cylinder, and a sliding top cover is provided on the top surface of the cleaning tank, and a matching seat is fixedly provided on the top surface of the cleaning tank corresponding to the middle part of the top cover;

[0006] A discharge port is provided on the bottom surface of the cleaning tank at a position corresponding to the cylinder cover, and a detachable sealing cover is provided at a position corresponding to the discharge port. A fixing device for positioning the top cover is also provided on the matching seat.

[0007] Furthermore, the fixing device includes a mounting seat and a positioning seat, the mounting seat is fixedly provided on the outer side surface of the matching seat, a cavity is opened in the mounting seat and a positioning pin which can move up and down is provided in the cavity, a pressure plate is fixedly provided on the positioning pin close to the top wall of the cavity, and a return spring is also wound between the pressure plate and the bottom wall of the cavity, a positioning seat is fixedly provided on the end surface of the top cover corresponding to the mounting seat, and a pin hole matching the positioning pin is opened on the positioning seat.

[0008] Furthermore, a sealing seat extending into and matching the discharge port is fixedly provided on the top surface of the sealing cover, and positioning holes are respectively opened at the four corners of the sealing cover and positioning bolts are passed through the positioning holes.

[0009] Furthermore, the sealing cover is provided with a groove in the circumferential direction of the outer side of the sealing seat and a sealing gasket is nested in the groove.

[0010] Furthermore, slide rails are provided at both ends of the top surface of the cleaning tank along its width direction, and sliding seats matching with the two slide rails are provided in the two slide rails, and the top surfaces of the two sliding seats are fixedly connected to the bottom surface of the top cover.

[0011] Furthermore, the end of any one of the rotating shafts extending into the cleaning tank is connected to the output shaft of the motor.

[0012] Furthermore, a sewage outlet is provided on the end surface of the cleaning tank and is connected thereto, and a switch valve is provided on the sewage outlet.

[0013] The advantages of the utility model compared with the existing technology are:

[0014] 1. Through the cooperation of the rotatable cleaning cylinder and the cylinder cover in the cleaning tank, the rock debris to be cleaned can be injected into the cleaning cylinder, so that the cleaning cylinder rotates in the cleaning tank. During the rotation process, the rock debris in the cleaning tank is effectively cleaned, thereby improving the cleaning efficiency of the device;

[0015] 2. With the cooperation of the sewage outlet and the switch valve and the action of the sealing cover and the sealing seat, after cleaning, the sewage can be discharged under the action of the sewage outlet, and then the sealing cover and the cylinder cover are opened, and the cleaning cylinder is adjusted to rotate so that the cylinder cover is in a downward position, so that the rock chips after cleaning are discharged and collected under the action of the discharge port, thereby effectively separating the cleaned rock chips and sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front structural diagram of the utility model.

[0017] Figure 2 It is a side structural diagram of the utility model.

[0018] Figure 3 It is a state diagram of the top cover in the utility model being opened.

[0019] Figure 4 It is the internal structure diagram of the utility model.

[0020] Figure 5 It is an internal structure diagram of the positioning seat in the utility model.

[0021] Figure 6 Structural diagram of the sealing plate in the utility model.

[0022] As shown in the figure: 1. Cleaning tank; 2. Support legs; 3. Rotating shaft; 4. Cleaning cylinder; 5. Cylinder cover; 6. Slide rail; 7. Top cover; 8. Matching seat; 9. Motor; 10. Drain port; 11. Switch valve; 12. Mounting seat; 13. Positioning seat; 14. Cavity; 15. Positioning pin; 16. Sealing seat; 17. Sealing cover; 18. Pressure plate; 19. Reset spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1

[0025] like Figures 1 to 3 As shown, the petroleum geological logging sand washing device comprises a cleaning tank 1 and a supporting leg 2 at the bottom of the cleaning tank 1. A cleaning cylinder 4 with a mesh structure is rotated in the cleaning tank 1 through a rotating shaft 3. The end of any rotating shaft 3 extending into the cleaning tank 1 is connected to the output shaft of a motor 9. A detachable cylinder cover 5 is provided on the end surface of the cleaning cylinder 4. The detachable connection between the cylinder cover 5 and the cleaning cylinder 4 can be carried out by matching bolts and internal threaded holes. A sliding top cover 7 is provided on the top surface of the cleaning tank 1, and the top cover 7 is a transparent structure. A matching seat 8 is also fixedly provided on the top surface of the cleaning tank 1 corresponding to the middle of the top cover 7. Under the action of the top cover 7 and the matching seat 8, water overflow during the cleaning process can be avoided.

[0026] like Figure 2 As shown, a discharge port is provided on the bottom surface of the cleaning tank 1 at a position corresponding to the cylinder cover 5 and a detachable sealing cover 17 is provided at a position corresponding to the discharge port. The cylinder cover 5 and the sealing cover 17 are opened to rotate the cylinder cover 5 to a lowered position so that the cleaned rock chips can be discharged. A fixing device for positioning the top cover 7 is also provided on the matching seat 8.

[0027] like Figure 6 As shown, a sealing seat 16 extending into the discharge port and matching with the discharge port is fixedly provided on the top surface of the sealing cover 17, and positioning holes are respectively opened at the four corners of the sealing cover 17 and positioning bolts are passed through the positioning holes;

[0028] The sealing cover 17 is provided with a groove in the circumferential direction of the outer side of the sealing seat 16 and a sealing gasket is embedded in the groove. After the sealing cover 17 is connected and positioned, the sealing gasket is tightly abutted against the bottom surface of the cleaning tank 1, so that water leakage in the cleaning tank can be avoided.

[0029] like Figure 3 As shown, slide rails 6 are provided at both ends of the top surface of the cleaning tank 1 along its width direction, and sliding seats matching them are provided in the two slide rails 6 respectively, and the top surfaces of the two sliding seats are fixedly connected to the bottom surface of the top cover 7 respectively. With the cooperation of the slide rails 6 and the sliding seats, the top cover 7 can be moved forward and backward for adjustment.

[0030] like Figure 2 As shown, a sewage outlet 10 is also provided on the end surface of the cleaning tank 1 and is connected thereto. A switch valve 11 is provided on the sewage outlet 10. When the switch valve 11 is opened, the sewage after cleaning is discharged to the outside through the sewage outlet 10.

[0031] Embodiment 2

[0032] Based on the first embodiment, Figure 2 and Figure 6 As shown, the specific structure of the fixing device is as follows:

[0033] The fixing device includes a mounting seat 12 and a positioning seat 13. The mounting seat 12 is fixedly provided on the outer surface of the matching seat 8. A cavity 14 is opened in the mounting seat 12 and a positioning pin 15 which can move up and down is provided in the cavity 14. A pressure plate 18 is fixedly provided on the positioning pin 15 close to the top wall of the cavity 14, and a return spring 19 is wound between the pressure plate 18 and the bottom wall of the cavity 14. A positioning seat 13 is fixedly provided on the end surface of the top cover 7 corresponding to the mounting seat 12. A pin hole matching the positioning pin 15 is opened on the positioning seat 13. With the cooperation of the positioning pin 15 and the pin hole, the top cover 7 is effectively fixed.

[0034] In specific use, firstly, a proper amount of water is injected into the cleaning tank 1, then the positioning pin 15 is pulled downward to separate it from the pin hole, then the top cover 7 is pushed backward to move so that the barrel cover 5 is exposed, then the barrel cover 5 is opened, and rock chips are injected into the cleaning barrel 4, and then the barrel cover 5 is fixedly connected, and then the top cover 7 is closed, and finally the motor 9 is started to drive the cleaning barrel 4 to rotate in the cleaning tank 1. During the rotation process, the rock chips in the cleaning barrel 4 are fully and effectively cleaned;

[0035] After cleaning is completed, first open the switch valve 11, and under the action of the sewage outlet 10, discharge the sewage to the outside, then open the sealing cover 17, and then open the top cover 7 and the cylinder cover 5 in turn, rotate the cleaning cylinder 4 so that the cylinder cover 5 is in the lower position, and the cleaned rock chips fall into the discharge port under the action of their own weight and are discharged, so that the cleaned sewage and rock chips can be effectively separated and discharged, thereby improving the use efficiency of the device.

[0036] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A sand washing device for petroleum geological logging, comprising a cleaning tank (1) and a supporting leg (2) at the bottom of the cleaning tank (1), characterized in that: A cleaning cylinder (4) with a mesh structure is rotated in the cleaning tank (1) via a rotating shaft (3), a detachable cylinder cover (5) is provided on the end surface of the cleaning cylinder (4), and a sliding top cover (7) is provided on the top surface of the cleaning tank (1), and a matching seat (8) is fixedly provided on the top surface of the cleaning tank (1) corresponding to the middle part of the top cover (7); A discharge port is provided on the bottom surface of the cleaning tank (1) at a position corresponding to the cylinder cover (5), and a detachable sealing cover (17) is provided at a position corresponding to the discharge port. A fixing device for positioning the top cover (7) is also provided on the matching seat (8).

2. The petroleum geological logging sand washing device according to claim 1, characterized in that: The fixing device comprises a mounting seat (12) and a positioning seat (13), the mounting seat (12) being fixedly arranged on the outer side surface of the matching seat (8), a cavity (14) being provided in the mounting seat (12) and a positioning pin (15) being movable up and down being provided in the cavity (14), a pressing plate (18) being fixedly arranged on the positioning pin (15) close to the top wall of the cavity (14), and a return spring (19) being wound between the pressing plate (18) and the bottom wall of the cavity (14), a positioning seat (13) being fixedly arranged on the end surface of the top cover (7) corresponding to the mounting seat (12), and a pin hole matching the positioning pin (15) being provided in the positioning seat (13).

3. The petroleum geological logging sand washing device according to claim 1, characterized in that: A sealing seat (16) extending into and matching the discharge port is fixedly provided on the top surface of the sealing cover (17), and positioning holes are respectively provided at the four corners of the sealing cover (17) and positioning bolts are inserted into the positioning holes.

4. The petroleum geological logging sand washing device according to claim 3, characterized in that: The sealing cover (17) is provided with a groove in the circumferential direction of the outer side of the sealing seat (16), and a sealing gasket is embedded in the groove.

5. The petroleum geological logging sand washing device according to claim 1, characterized in that: Slide rails (6) are respectively provided at both ends of the top surface of the cleaning tank (1) along its width direction, and matching sliding seats are respectively provided in the two slide rails (6), and the top surfaces of the two sliding seats are respectively fixedly connected to the bottom surface of the top cover (7).

6. The petroleum geological logging sand washing device according to claim 1, characterized in that: The end of any one of the rotating shafts (3) extending into the cleaning tank (1) is connected to the output shaft of the motor (9).

7. The petroleum geological logging sand washing device according to claim 1, characterized in that: The end surface of the cleaning tank (1) is also provided with a sewage outlet (10) which is in communication therewith, and the sewage outlet (10) is provided with a switch valve (11).

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