Drilling fluid drying processing device

Abstract

The utility model relates to the technical field of drilling fluid processing, and discloses a drilling fluid drying and processing device which comprises a tank body, a material pipe; the filtering assembly comprises a filtering body, a scraping plate, a collecting body and a blocking edge, the filtering body is fixedly connected with the tank body, the blocking edge is fixedly connected with the filtering body, the collecting body is fixedly connected with the tank body, the interior of the collecting body is hollow, a notch is formed in the side, facing the blocking edge, of the collecting body, and the scraping plate can brush the surface of the filtering body and push impurities into the notch; the motor drives the rotating shaft to rotate, the rotating shaft drives the scrapers to rotate and brush the circumferential surface of the filter body, the scrapers expel and concentrate impurities on the surface of the filter body, and when the scrapers move to right face the notches, the impurities are pushed into the notches and then fall into the collecting body cavity, so that cleaning and concentrated collection of the impurities are achieved. Filtering holes of the filtering body are prevented from being blocked by impurities, filtering efficiency is guaranteed, and inconvenience caused by opening a sealing plate at the top of the tank body for cleaning and maintenance is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling fluid processing, in particular to a drilling fluid drying processing device. Background Art

[0002] Drilling fluid is a general term for various circulating fluids that meet the needs of drilling work with its multiple functions during the drilling process. Drilling fluid can be divided into clean water, mud, clay-free flushing fluid, emulsion, foam and compressed air according to its composition. In the production process of drilling fluid, the prepared solution needs to be dehydrated and dried.

[0003] The prior art discloses a drilling fluid drying device (publication number: CN215841640U), which includes a sedimentation tank body, a filter tank, and a drying tank. The sedimentation tank body is fixed to the filter tank, and the filter tank is fixed to the drying tank. A water pump is provided on the top of the sedimentation tank body, and the water pump is connected to a first water outlet pipe provided in the filter tank through a first water pipe; a filter screen plate is provided inside the filter tank, and the filter screen plate is fixed to the inner wall of the filter tank. The bottom of the filter tank is connected to a second water outlet pipe provided on the top of the drying tank through a second water pipe, and a first electric heating plate is provided on the inner wall of the drying tank.

[0004] In the prior art, the drilling fluid is mainly filtered through a conical sieve plate, and the sieve plate is cleaned by a motor-driven scraper. As the scraper rotates, the impurities are driven to a concentrated location for stacking, but the impurities are always located above the filter plate. As the use time goes by, the impurities will increase and affect the filtration efficiency. The method of repeatedly opening the tank body and taking out the impurities requires a large workload for impurity cleaning and has certain inconveniences.

[0005] Therefore, we propose a drilling fluid drying and processing device. Utility Model Content

[0006] The utility model mainly solves the technical problem that impurities are accumulated on the filter plate and are inconvenient to clean, and provides a drilling fluid drying and processing device.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme, a drilling fluid drying and processing device, comprising:

[0008] The tank body is a cylindrical structure with a hollow cavity;

[0009] A material pipe, fixedly arranged on the outer wall of the tank body and connected to the tank body chamber, and having two material pipes for respectively inletting and discharging liquid;

[0010] A filter assembly is arranged in the tank cavity and is used for filtering liquid and drying residue. The filter assembly includes a filter body, a scraper, a collecting body and a rib. The filter body is fixedly connected to the tank body, the rib is fixedly connected to the filter body, the collecting body is fixedly connected to the tank body, the collecting body is hollow inside, and a notch is provided on the side of the collecting body facing the rib. The scraper can brush the surface of the filter body and push impurities into the notch. A motor is provided on the top of the tank body to drive the scraper to rotate, and a thermocouple is fixedly installed on the bottom of the filter body.

[0011] As a preferred embodiment of the utility model, the tank body forms an open round tank, a sealing plate is provided on the top of the tank body, the sealing plate is adapted to the tank body opening and is locked with the tank body through fasteners, the motor is fixedly mounted on the top of the sealing cover, the motor output shaft is fixedly mounted with a rotating shaft, and the scraper is fixedly mounted with the rotating shaft.

[0012] As a preferred embodiment of the utility model, the filter body forms a hollow truncated cone structure, the circumferential surface of the filter body is evenly provided with filter holes, and the retaining edge is fixedly mounted on the circumferential surface of the filter body.

[0013] As a preferred embodiment of the utility model, the filter body forms an annular structure, the filter body extends toward the upper end of the filter body, the outer wall of the filter body abuts against the inner wall of the tank body, and a rectangular slag discharge groove is opened in the filter body toward the collecting body, and the slag discharge groove and the notch are aligned with each other.

[0014] As a preferred embodiment of the utility model, the collecting body forms an internal hollow box structure, the wall of the tank body is provided with an installation window, the collecting body is located in the installation window, an exhaust pipe is fixedly installed on one side of the collecting body, and the exhaust pipe is connected to the vacuum pumping equipment.

[0015] As a preferred embodiment of the utility model, the filter assembly further comprises a scraper plate, which is elastically connected to the scraper plate, and the scraper plate has bristles, and the scraper plate can contact the circumferential surface of the filter body and brush the circumferential surface of the filter body.

[0016] As a preferred embodiment of the utility model, a slot is provided at the bottom of the scraper, the scraper plate is located in the slot and is slidably connected to the slot, an elastic member is provided on the top of the scraper plate, the elastic member includes a spring but is not limited to a spring, the spring can push the scraper plate to contact the circumferential surface of the filter body, and the bristles are fixedly arranged at the bottom of the scraper plate and in contact with the filter body.

[0017] Beneficial Effects

[0018] The utility model provides a drilling fluid drying and processing device. It has the following beneficial effects:

[0019] 1. A drilling fluid drying and processing device, which connects a motor to a power source, drives a rotating shaft to rotate through the motor, and drives each scraper to rotate and scrub the circumferential surface of the filter body. The scraper drives and concentrates the impurities on the surface of the filter body. When the scraper moves to face the notch, the impurities are pushed into the notch and then fall into the collecting body cavity, thereby cleaning and collecting the impurities, reducing the clogging of the filter holes of the filter body by impurities, ensuring the filtering efficiency, and reducing the inconvenience caused by opening the sealing plate on the top of the tank body for cleaning and maintenance. A rib is provided, which can better collect and guide the impurities into the collecting body. A thermocouple is connected to a power source, and the thermocouple is used to dry the impurities accumulated on the top of the filter body, thereby facilitating the separation of the impurities from the filter body and the subsequent recovery.

[0020] 2. This drilling fluid drying and processing device, by setting a hollow collecting body and cooperating with an exhaust pipe on the wall of the collecting body, takes a centrifugal fan as an example of the vacuum equipment, and there is no excessive restriction on the specific model. The exhaust pipe sucks air into the collecting body chamber, and then discharges impurities in the collecting body, thereby realizing the collection and discharge of dried impurities, reducing the workload of cleaning, and facilitating long-term and stable use.

[0021] 3. This drilling fluid drying and processing device is provided with a scraper plate. Specifically, the scraper plate can be made of rubber or metal. The scraper plate is pushed to slide in the groove by a spring to achieve an elastic connection between the scraper plates, which can ensure the contact effect between the scraper plate and the filter body, and has a better cleaning effect on the scraper plate. It can automatically make up for the gap caused by the contact and wear between the scraper plates, ensure the stability of long-term use, and reduce the probability of being unable to clean the filter body due to the gap caused by the wear of the scraper plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is one of the overall three-dimensional diagrams of the utility model;

[0023] Figure 2 This is the second overall stereogram of the utility model;

[0024] Figure 3 This is a schematic diagram of the internal structure of the tank of the utility model;

[0025] Figure 4 This is a three-dimensional diagram of the filter assembly of the utility model;

[0026] Figure 5 This is a schematic diagram of the installation of the scraper plate and the scraper of the utility model.

[0027] Legend: 10, tank body; 11, material pipe; 20, filter body; 21, scraper; 22, collector; 23, rib; 24, exhaust pipe; 30, scraper. DETAILED DESCRIPTION

[0028] A drilling fluid drying and processing device, such as Figure 1 and Figure 2 As shown, including:

[0029] The tank body 10 has a hollow cylindrical structure;

[0030] A material pipe 11 is fixedly arranged on the outer wall of the tank body 10 and communicated with the chamber of the tank body 10. The material pipe 11 has two pipes for respectively filling and discharging liquid. The two material pipes 11 are respectively close to the top and the bottom of the tank body 10. The upper material pipe 11 is used for filling liquid, and the lower material pipe 11 is used for discharging liquid.

[0031] like Figure 3 and Figure 4As shown, the filter assembly is arranged in the cavity of the tank body 10 and is used for filtering liquid and drying residue. The filter assembly includes a filter body 20, a scraper 21, a collector 22 and a retaining edge 23. The filter body 20 is fixedly connected to the tank body 10, the retaining edge 23 is fixedly connected to the filter body 20, and the collector 22 is fixedly connected to the tank body 10. The interior of the collector 22 is hollow, and a notch is provided on one side of the collector 22 facing the retaining edge 23. The scraper 21 can scrub the surface of the filter body 20 and push impurities into the notch. A motor is provided on the top of the tank body 10 to drive the scraper 21 to rotate, and the bottom of the filter body 20 is provided with a motor to drive the scraper 21 to rotate. A thermocouple is fixedly installed at the top, the tank body 10 forms an open round tank, a sealing plate is provided on the top of the tank body 10, the sealing plate is adapted to the opening of the tank body 10 and is locked with the tank body 10 through fasteners, the motor is fixedly installed on the top of the sealing cover, the motor output shaft is fixedly installed with a rotating shaft, the scraper 21 is fixedly installed with the rotating shaft, the filter body 20 forms a hollow truncated cone structure, the circumferential surface of the filter body 20 is evenly provided with filter holes, the retaining edge 23 is fixedly installed on the circumferential surface of the filter body 20, the filter body 20 forms an annular structure, the filter body 20 extends toward the upper end of the filter body 20, and the outer surface of the filter body 20 The wall of the tank body 10 is against the inner wall of the tank body 10, and a rectangular slag discharge groove is opened at the position of the filter body 20 facing the collecting body 22, and the slag discharge groove and the notch are aligned with each other. In this scheme, the filter body 20 is located below an upper material pipe 11, and the motor is connected to the power supply, and the motor drives the shaft to rotate, and the shaft drives each scraper 21 to rotate and scrub the circumferential surface of the filter body 20. The scraper 21 drives and concentrates the impurities on the surface of the filter body 20. When the scraper 21 moves to face the notch, the impurities are pushed into the notch and then fall into the cavity of the collecting body 22, so that the impurities are cleaned and collected. In order to reduce the clogging of the filter holes of the filter body 20 caused by impurities, ensure the filtering efficiency, and reduce the inconvenience caused by opening the sealing plate on the top of the tank body 10 for cleaning and maintenance, a rib 23 is provided, which can better collect and guide impurities into the collecting body 22. The thermocouple is connected to a power supply, and the impurities accumulated on the top of the filter body 20 are dried by the thermocouple, which is convenient for separation of the impurities and the filter body 20 and subsequent recovery. Specifically, a circular hole is provided on the top of the filter body 20, and a rotating shaft passes through the circular hole. A bearing is provided in the circular hole, and the rotating shaft is fixedly connected to the inner ring of the bearing to ensure the stability of the rotation of the rotating shaft.

[0032] like Figure 4 As shown, the collecting body 22 forms an internal hollow box structure, and an installation window is opened on the wall of the tank body 10. The collecting body 22 is located in the installation window. An exhaust pipe 24 is fixedly installed on one side of the collecting body 22, and the exhaust pipe 24 is connected to the vacuum pumping equipment. By setting a hollow collecting body 22 and cooperating with the exhaust pipe 24 on the wall of the collecting body 22, the vacuum pumping equipment takes a centrifugal fan as an example, and there is no excessive restriction on the specific model. The exhaust pipe 24 sucks air into the chamber of the collecting body 22, and then the impurities in the collecting body 22 are discharged, thereby realizing the collection and discharge of dried impurities, reducing the workload of cleaning, and facilitating long-term and stable use.

[0033] like Figure 5 As shown, the filter assembly also includes a scraper plate 30, which is elastically connected to the scraper plate 21. The scraper plate 30 has bristles. The scraper plate 30 can contact the circumferential surface of the filter body 20 and brush the circumferential surface of the filter body 20. The bottom of the scraper plate 21 is provided with a notch, and the scraper plate 30 is located in the notch and is slidably connected to the notch. The top of the scraper plate 30 is provided with an elastic member, which includes but is not limited to a spring. The spring can push the scraper plate 30 to contact the circumferential surface of the filter body 20. The bristles are fixedly arranged at the bottom of the scraper plate 30 and contact the filter body 20 to act as To supplement the above scheme, a scraper plate 30 is provided. Specifically, the scraper plate 30 can be made of rubber or metal. The scraper plate 30 is pushed to slide in the groove by a spring to achieve an elastic connection between the scraper plate 30 and the scraper 21. The contact effect between the scraper plate 30 and the filter body 20 can be guaranteed, and the cleaning effect of the scraper plate 30 is better. The gap caused by the contact wear between the scraper plate 30 and the scraper 21 can be automatically filled, thereby ensuring stability in long-term use and reducing the probability of being unable to clean the filter body 20 due to the gap caused by the wear of the scraper plate 30.

[0034] The working principle of the utility model is as follows: the motor drives the shaft to rotate, and the shaft drives each scraper 21 to rotate and brush the circumferential surface of the filter body 20. The scraper 21 drives and concentrates the impurities on the surface of the filter body 20. When the scraper 21 moves to face the notch, the impurities are pushed into the notch and then fall into the cavity of the collecting body 22, so as to realize the cleaning and centralized collection of the impurities. By setting a hollow collecting body 22 and cooperating with the exhaust pipe 24 on the wall of the collecting body 22, the vacuum equipment takes a centrifugal fan as an example, and the specific model is not too limited. The exhaust pipe 24 sucks air into the chamber of the collecting body 22, and then discharges the impurities in the collecting body 22, thereby realizing the collection and discharge of dried impurities. By setting a scraper plate 30, specifically, the scraper plate 30 can be made of rubber or metal material, and the scraper plate 30 is pushed by a spring to slide in the groove, thereby realizing the elastic connection between the scraper plate 30 and the scraper plate 21, which can ensure the contact effect between the scraper plate 30 and the filter body 20, automatically make up for the gap caused by the contact and wear between the scraper plate 30 and the scraper plate 21, and ensure stability during long-term use.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A drilling fluid drying and processing device, characterized in that: include: The tank body (10) has a cylindrical structure with a cavity; A material pipe (11) is fixedly arranged on the outer wall of the tank body (10) and communicated with the chamber of the tank body (10). The material pipe (11) has two ends for respectively taking in and discharging liquid; A filter assembly is arranged in the cavity of a tank body (10) and is used for filtering liquid and drying residue. The filter assembly comprises a filter body (20), a scraper (21), a collector (22) and a rib (23). The filter body (20) is fixedly connected to the tank body (10), the rib (23) is fixedly connected to the filter body (20), the collector (22) is fixedly connected to the tank body (10), the collector (22) is hollow inside, a notch is provided on one side of the collector (22) facing the rib (23), the scraper (21) can scrub the surface of the filter body (20) and push impurities into the notch, a motor is provided on the top of the tank body (10) to drive the scraper (21) to rotate, and a thermocouple is fixedly installed on the bottom of the filter body (20).

2. The drilling fluid drying and processing device according to claim 1, characterized in that: The tank body (10) is formed into an open round tank, and a sealing plate is provided on the top of the tank body (10). The sealing plate is adapted to the opening of the tank body (10) and is locked with the tank body (10) by a fastener. The motor is fixedly mounted on the top of the sealing cover, and a rotating shaft is fixedly mounted on the output shaft of the motor. The scraper (21) is fixedly mounted on the rotating shaft.

3. The drilling fluid drying and processing device according to claim 1, characterized in that: The filter body (20) forms a hollow truncated cone structure, the circumferential surface of the filter body (20) is evenly provided with filter holes, and the retaining edge (23) is fixedly mounted on the circumferential surface of the filter body (20).

4. The drilling fluid drying and processing device according to claim 1, characterized in that: The filter body (20) forms an annular structure. The filter body (20) extends toward the upper end of the filter body (20). The outer wall of the filter body (20) abuts against the inner wall of the tank body (10). The filter body (20) is provided with a rectangular slag discharge groove at a position facing the collecting body (22). The slag discharge groove and the notch are aligned with each other.

5. The drilling fluid drying and processing device according to claim 1, characterized in that: The collecting body (22) forms an internally hollow box structure, a wall surface of the tank body (10) is provided with an installation window, the collecting body (22) is located in the installation window, an exhaust pipe (24) is fixedly installed on one side of the collecting body (22), and the exhaust pipe (24) is connected to a vacuum pumping device.

6. The drilling fluid drying and processing device according to claim 1, characterized in that: The filter assembly further comprises a scraper plate (30), the scraper plate (30) being elastically connected to the scraper plate (21), the scraper plate (30) having bristles, and the scraper plate (30) being able to contact the circumferential surface of the filter body (20) and brush the circumferential surface of the filter body (20).

7. The drilling fluid drying and processing device according to claim 6, characterized in that: The scraper (21) has a notch at the bottom, the scraper plate (30) is located in the notch and is slidably connected to the notch, an elastic member is provided on the top of the scraper plate (30), the elastic member includes a spring but is not limited to a spring, the spring can push the scraper plate (30) to contact the circumferential surface of the filter body (20), and the bristles are fixedly arranged at the bottom of the scraper plate (30) and are in contact with the filter body (20).

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