Slurry storage tank in drilling mud non-landing treatment process

Abstract

The utility model discloses a slurry storage tank in a drilling slurry non-landing treatment process, and relates to the technical field of slurry storage tanks. The device comprises a slurry storage tank body and a support frame, the top of the slurry storage tank body is fixedly connected with a transmission case, the top of the slurry storage tank body on one side of the transmission case is fixedly connected with a slurry vibrating screen, the bottom of the transmission case is rotatably connected with rotating rods side by side at equal intervals through bearings, and the upper ends of the rotating rods extend into the transmission case and are fixedly sleeved with worm wheels. The speed reducing motor rotates to drive the worm to rotate, the worm rotates to drive the worm gear to rotate together with the rotating rods, the rotating rods rotate together to drive the stirring impeller sleeved at the lower ends of the rotating rods to rotate slowly, and slurry is stirred, so that the dispersing performance of the slurry is ensured; meanwhile, it can be guaranteed that the system does not have intense turbulence, impurities in slurry are smoothly settled, it is not needed to drive the rotating rods one by one through a plurality of driving sources, more energy is saved, and the maintenance cost can be reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of slurry storage tanks, in particular to a slurry storage tank in a process of processing drilling mud without falling to the ground. Background Art

[0002] Drilling mud is one of the important pollutants in the oil industry. The drilling mud contains a mixed system of clay, various chemicals, sewage and oil pollution, which contains a large number of pollutants with different toxicity and different natural degradation properties. How to treat the drilling mud has always been a technical problem that the oil drilling industry urgently needs to solve. After searching, the patent with application number 201620204804.8 discloses a slurry storage tank in the process of drilling mud not falling to the ground, including a tank body with an open upper end, a stirring device, a vibrating screen and a mortar pump. The vibrating screen is fixed to the top of the tank body through a connecting plate, and the stirring device and the mortar pump are arranged in the tank body, and are respectively connected to the motor fixed to the top of the tank body through a transmission mechanism. The output port of the mortar pump is connected to the material outlet on the tank body through a pipeline.

[0003] However, during actual use, the applicant found that in the process of stirring the mud in the tank body by driving the wide-blade inclined plate slurry through the stirring shaft, each stirring shaft was driven by a separate motor, which resulted in a large number of driving sources for the device and was not energy-efficient in use. In view of this, we propose a slurry storage tank in the process of handling drilling mud without it falling to the ground. Utility Model Content

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model discloses a slurry storage tank in the process of processing drilling mud without falling to the ground, comprising a slurry storage tank body and a supporting frame, the top of the slurry storage tank body is fixedly connected with a transmission box, the top of the slurry storage tank body on one side of the transmission box is fixedly connected with a mud vibrating screen, the bottom of the transmission box is rotatably connected with a rotating rod in parallel and at equal intervals through bearings, the upper end of the rotating rod extends into the transmission box and is sleeved and fixed with a worm gear, a worm is rotatably connected with the worm gear in the transmission box at the rear side of the worm gear through a bearing, the worm is transmission-connected with the worm gear, one end of the worm is fixedly connected with the rotating end of a reduction motor fixedly installed on the outer wall of the transmission box, a stirring impeller is sleeved and fixed at the lower end of the rotating rod, the interior of the slurry storage tank body below the rotating rod is rotatably connected with a conveying auger through a bearing, one end of the conveying auger is fixedly connected with the rotating end of a servo motor fixed on the outer wall of the slurry storage tank body, the other end of the conveying auger is rotatably connected to a discharge pipe fixedly arranged on the outer wall of the slurry storage tank body through a bearing, and a mortar pump is fixedly installed on the outer wall of the slurry storage tank body above the discharge pipe.

[0006] Preferably, a battery pack is fixedly connected to the bottom of the support frame, and a photovoltaic inverter is fixedly mounted on the battery pack.

[0007] Preferably, a photovoltaic panel is fixedly mounted on the top of the transmission box, and the photovoltaic panel is electrically connected to the battery pack via a photovoltaic inverter.

[0008] Preferably, a sedimentation trough is provided at the bottom of the inner side of the slurry storage tank body, and the cross-section of the lower part of the sedimentation trough is semicircular, the conveying auger is arranged in the sedimentation trough, and the outermost end of the conveying auger is in contact with the inner wall of the lower part of the sedimentation trough, the impurity discharge pipe is connected to the sedimentation trough, and a discharge branch pipe is provided at the bottom of the impurity discharge pipe, and a sealing cover is screwed on the lower end of the discharge branch pipe.

[0009] Preferably, the support frame is fixedly installed on the bottom of the slurry storage tank, and a control switch is fixedly installed on the front side of the support frame. The control switch is electrically connected to an external power supply through a wire, and the servo motor, mud vibrating screen, reduction motor and mortar pump are electrically connected to the control switch through wires respectively.

[0010] Preferably, the feed end of the mortar pump is connected to the interior of the slurry storage tank through a hose, and the discharge end of the mortar pump is connected to an external mortar processing device through a hose.

[0011] The utility model has the following beneficial effects:

[0012] The mud storage tank in the process of treating drilling mud without falling to the ground proposed by the utility model drives the worm to rotate through the reduction motor, and the rotation of the worm can drive the worm wheel and the rotating rod to rotate together, so that multiple rotating rods rotate together, and the rotation of the rotating rod can drive the stirring impeller sleeved at the lower end thereof to rotate slowly, so as to stir the mud, so as to ensure the dispersion performance of the mud, and at the same time, it can also ensure that the system is not violently turbulent, so that impurities in the mud are smoothly settled, and there is no need to use multiple driving sources to drive multiple rotating rods one by one, which is more energy-saving and can also reduce maintenance costs. The photovoltaic panel can convert light energy into electrical energy and store it in the battery pack, so that the device can achieve dual power supply of external power supply and battery pack, further improving the energy-saving effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a schematic diagram of the external structure of the mud storage tank in the process of treating drilling mud without falling to the ground according to the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a mud storage tank in the process of treating drilling mud without falling to the ground according to the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of a transmission box in a mud storage tank during the non-falling treatment process of drilling mud in the utility model;

[0017] Figure 4 It is a structural schematic diagram of a stirring impeller in a slurry storage tank in the process of treating drilling mud without falling to the ground according to the utility model.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 1. Slurry storage tank; 2. Servo motor; 3. Mud vibrating screen; 4. Transmission box; 41. Worm gear; 42. Worm; 43. Photovoltaic panel; 5. Speed ​​reduction motor; 6. Mortar pump; 7. Drain pipe; 71. Discharge branch pipe; 72. Sealing cover; 8. Control switch; 9. Support frame; 10. Rotating rod; 11. Agitating impeller; 12. Sedimentation tank; 13. Conveying auger; 14. Battery pack. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 As shown, the utility model provides a technical solution:

[0022] Embodiment 1: A slurry storage tank in a process of processing drilling mud without falling to the ground, comprising a slurry storage tank body 1 and a support frame 9, a transmission box 4 is fixedly connected to the top of the slurry storage tank body 1, a mud vibrating screen 3 is fixedly connected to the top of the slurry storage tank body 1 on one side of the transmission box 4, a rotating rod 10 is rotatably connected to the bottom of the transmission box 4 in parallel and at equal intervals through a bearing, the upper end of the rotating rod 10 extends into the transmission box 4 and is sleeved and fixed with a worm gear 41, a worm 42 is rotatably connected to the transmission box 4 on the rear side of the worm gear 41 through a bearing, the worm 42 is transmission-connected to the worm gear 41, one end of the worm 42 is fixedly connected to the rotating end of a reduction motor 5 fixedly installed on the outer wall of the transmission box 4, a stirring impeller 11 is sleeved and fixed to the lower end of the rotating rod 10, and the transmission box 4 is configured to drive the reduction motor 5 to drive multiple rotating rods 1 0 rotates together with the stirring impeller 11 thereon, without the need to use multiple driving sources, which is more energy-saving, and only requires one reduction motor 5 for driving, which can also reduce maintenance costs. The interior of the slurry storage tank body 1 below the rotating rod 10 is rotatably connected to a conveying auger 13 through a bearing, and a sedimentation trough 12 is provided at the bottom of the inner side of the slurry storage tank body 1, and the cross-section of the lower part of the sedimentation trough 12 is semicircular, and the conveying auger 13 is arranged in the sedimentation trough 12, and the outermost end of the conveying auger 13 is in contact with the inner side wall of the lower part of the sedimentation trough 12, one end of the conveying auger 13 is fixedly connected to the rotating end of the servo motor 2 fixed on the outer wall of the slurry storage tank body 1, and the other end of the conveying auger 13 is rotatably connected to a discharge pipe 7 fixedly arranged on the outer wall of the slurry storage tank body 1 through a bearing, and the discharge pipe 7 is connected to the sedimentation trough 12 A discharge branch pipe 71 is provided at the bottom of the impurity discharge pipe 7, and a sealing cover 72 is screwed on the lower end of the discharge branch pipe 71. A mortar pump 6 is fixedly installed on the outer wall of the slurry storage tank body 1 above the impurity discharge pipe 7. The feed end of the mortar pump 6 is connected to the interior of the slurry storage tank body 1 through a hose, and the discharge end of the mortar pump 6 is connected to the subsequent mud processing equipment through a hose. A support frame 9 is fixedly installed at the bottom of the slurry storage tank body 1, and a control switch 8 is fixedly installed on the front side of the support frame 9. The control switch 8 is electrically connected to an external power supply through a wire, and the servo motor 2, the mud vibrating screen 3, the reduction motor 5 and the mortar pump 6 are electrically connected to the control switch 8 through a wire respectively. When in use, the mud is introduced into the mud vibrating screen 3 through the mud pump, and the large particles in the mud are filtered out by the mud vibrating screen 3. The granular impurities are then introduced into the slurry storage tank body 1, and the reduction motor 5 can be driven to rotate by the control switch 8. The rotation of the reduction motor 5 drives the worm 42 to rotate. The rotation of the worm 42 can drive the worm wheel 41 to rotate together with the rotating rod 10, so that multiple rotating rods 10 rotate together. The rotation of the rotating rod 10 can drive the stirring impeller 11 sleeved at its lower end to rotate slowly, and stir the mud to ensure the dispersion performance of the mud. At the same time, it can also ensure that the system will not be violently turbulent, so that the impurities in the mud can be smoothly settled. After settling for a period of time, the mud in the slurry storage tank body 1 can be transported to the subsequent mud processing equipment for subsequent processing by driving the mortar pump 6. When it is necessary to clean the sediment inside the slurry storage tank body 1, the sealing cover 72 can be unscrewed from the lower end of the discharge branch pipe 71.Then, the servo motor 2 is driven to drive the conveying auger 13 to rotate, and the sediment can be conveyed to the impurity discharge pipe 7 through the conveying auger 13, and then discharged from the discharge branch pipe 71.

[0023] Embodiment 2: The difference between this embodiment and embodiment 1 lies in that, a battery pack 14 is fixedly connected to the bottom of the support frame 9, a photovoltaic inverter is fixedly mounted on the battery pack 14, a photovoltaic panel 43 is fixedly mounted on the top of the transmission box 4, the photovoltaic panel 43 is electrically connected to the battery pack 14 through the photovoltaic inverter, during outdoor use, light energy can be converted into electrical energy by the photovoltaic panel 43, and stored in the battery pack 14 under the action of the photovoltaic inverter, and the device can be powered by the battery pack 14, so that the device can achieve dual power supply of an external power supply and the battery pack 14, which is more energy-saving and environmentally friendly.

[0024] Working principle: When in use, the mud is introduced into the mud vibrating screen 3 through the mud pump, and the large particle impurities in the mud are screened and filtered out by the mud vibrating screen 3 and then introduced into the slurry storage tank 1. The reduction motor 5 can be driven to rotate by the control switch 8. The rotation of the reduction motor 5 drives the worm 42 to rotate. The rotation of the worm 42 can drive the worm wheel 41 to rotate together with the rotating rod 10, so that multiple rotating rods 10 can rotate together. The rotation of the rotating rod 10 can drive the stirring impeller 11 sleeved at its lower end to rotate slowly to ensure the dispersion performance, and at the same time ensure that the system is not violently turbulent, so that the impurities in the mud can be smoothly settled. After settling for a period of time, the mortar pump 6 can be driven to The mud in the slurry storage tank body 1 is transported to the subsequent mud processing equipment for subsequent processing. When the sediment inside the slurry storage tank body 1 needs to be cleaned, the sealing cover 72 can be unscrewed from the lower end of the discharge branch pipe 71, and then the servo motor 2 is driven to drive the conveying auger 13 to rotate. The conveying auger 13 can transport the sediment to the discharge pipe 7 and lead it out from the discharge branch pipe 71. During outdoor use, the photovoltaic panel 43 can convert light energy into electrical energy and store it in the battery pack 14 under the action of the photovoltaic inverter. The device can be powered by the battery pack 14, so that the device can achieve dual power supply of external power supply and battery pack 14, which is more energy-saving and environmentally friendly.

[0025] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0026] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions described in the aforementioned embodiments and any equivalent replacement of some of the technical features therein are within the protection scope of the present invention.

Claims

1. A mud storage tank for use in a drilling mud treatment process without dropping the mud to the ground, comprising a mud storage tank body (1) and a support frame (9), characterized in that: The top of the slurry storage tank body (1) is fixedly connected to a transmission box (4); the top of the slurry storage tank body (1) on one side of the transmission box (4) is fixedly connected to a mud vibrating screen (3); the bottom of the transmission box (4) is rotatably connected to rotating rods (10) in parallel and at equal intervals via bearings; the upper ends of the rotating rods (10) extend into the transmission box (4) and are sleeved and fixed with a worm wheel (41); a worm (42) is rotatably connected to the transmission box (4) at the rear side of the worm wheel (41) via a bearing; the worm (42) is transmission-connected to the worm wheel (41); one end of the worm (42) is fixedly mounted on the outer wall of the transmission box (4). The rotating end of the reduction motor (5) is fixedly connected, the lower end of the rotating rod (10) is sleeved and fixedly provided with a stirring impeller (11), the interior of the slurry storage tank body (1) below the rotating rod (10) is rotatably connected with a conveying auger (13) via a bearing, one end of the conveying auger (13) is fixedly connected to the rotating end of the servo motor (2) fixed on the outer wall of the slurry storage tank body (1), the other end of the conveying auger (13) is rotatably connected to a drainage pipe (7) fixedly provided on the outer wall of the slurry storage tank body (1) via a bearing, and a mortar pump (6) is fixedly provided on the outer wall of the slurry storage tank body (1) above the drainage pipe (7).

2. The slurry storage tank in the process of drilling mud not falling to the ground according to claim 1, characterized in that: A battery pack (14) is fixedly connected to the bottom of the support frame (9), and a photovoltaic inverter is fixedly mounted on the battery pack (14).

3. The slurry storage tank in the process of drilling mud not falling to the ground according to claim 2, characterized in that: A photovoltaic panel (43) is fixedly arranged on the top of the transmission box (4), and the photovoltaic panel (43) is electrically connected to the battery pack (14) via a photovoltaic inverter.

4. The slurry storage tank in the process of drilling mud not falling to the ground according to claim 1, characterized in that: A sedimentation trough (12) is provided at the bottom of the inner side of the slurry storage tank body (1), and the cross-section of the lower part of the sedimentation trough (12) is semicircular. The conveying auger (13) is arranged in the sedimentation trough (12), and the outermost end of the conveying auger (13) is in contact with the inner wall of the lower part of the sedimentation trough (12). The impurity discharge pipe (7) is connected to the sedimentation trough (12), and a discharge branch pipe (71) is provided at the bottom of the impurity discharge pipe (7), and a sealing cover (72) is screwed on the lower end of the discharge branch pipe (71).

5. The slurry storage tank in the process of drilling mud not falling to the ground according to claim 1, characterized in that: The support frame (9) is fixedly mounted on the bottom of the slurry storage tank (1); a control switch (8) is fixedly mounted on the front side of the support frame (9); the control switch (8) is electrically connected to an external power supply via a wire; and the servo motor (2), the slurry vibrating screen (3), the reduction motor (5) and the mortar pump (6) are electrically connected to the control switch (8) via wires, respectively.

6. The slurry storage tank in the process of drilling mud not falling to the ground according to claim 1, characterized in that: The feed end of the mortar pump (6) is connected to the interior of the mortar storage tank (1) via a hose, and the discharge end of the mortar pump (6) is connected to an external mortar processing device via a hose.

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