PAM solution preparation device

Abstract

The utility model relates to the technical field of PAM solution preparation, in particular to a PAM solution preparation device which comprises a heating tank and a preparation kettle, the upper surface and the lower surface of the inner wall of the heating tank are fixedly connected with the upper surface and the lower surface of the preparation kettle respectively, and a connecting pipe is installed in a bearing on the upper surface of the heating tank. The top end of the connecting pipe is communicated with one end of a liquid inlet pipe a through a rotating joint, a rotating assembly is arranged on the outer surface of the connecting pipe, a mounting plate is mounted on the outer surface of the connecting pipe, powder needing to be added is stored in the material storage box, a servo motor c drives a material distributing roller to rotate to conduct step-by-step adding on the distributed material, and therefore the powder feeding efficiency is improved. And the powder falls into the crushing box, and the two servo motors b drive the two crushing rollers to rotate to crush the caked powder, so that the problems that the existing PAM powder is affected with damp to cake, is not easy to disperse when meeting water, is not easy to completely dissolve, forms floccules and is easy to block a pipeline are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PAM solution preparation technical field, concretely relates to a PAM solution preparation device. BACKGROUND

[0002] Polyacrylamide (PAM), chemical formula is (C3H5NO)n. It is hard glassy solid at room temperature, and the product has glue liquid, latex and white powder particle, translucent bead and sheet etc. It has good thermal stability. It can be dissolved in water at any proportion, and the aqueous solution is uniform transparent liquid. After long-term storage, the solution viscosity will decrease due to the slow degradation of polymer, especially when the storage and transportation conditions are poor. As lubricant, suspending agent, clay stabilizer, oil displacement agent, fluid loss additive and thickening agent, polyacrylamide has been widely used in drilling, acidification, fracturing, water plugging, well cementing and secondary oil recovery, tertiary oil recovery.

[0003] PAM powder has the characteristics of easy moisture blocking and difficult dispersion in water. In engineering application, PAM powder in the middle of the hopper will be moisture blocked, which leads to difficult dispersion in water. This kind of undispersed powder enters the dissolving and curing system, and it is not easy to be completely dissolved under the turning force of the stirrer. The PAM that is not normally dissolved forms flocculation, which is easy to block the pipeline. UTILITY MODEL CONTENT

[0004] To solve the problems in the above background technology, the utility model provides a PAM solution preparation device.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a PAM solution preparation device, which comprises a heating tank and a preparation kettle, the upper surface and the lower surface of the inner wall of the heating tank are fixedly connected with the upper surface and the lower surface of the preparation kettle respectively, a connecting pipe is installed in the bearing on the upper surface of the heating tank, the top end of the connecting pipe is connected with one end of the liquid inlet pipe a in communication, a rotating assembly is arranged on the outer surface of the connecting pipe, an installation plate is installed on the outer surface of the connecting pipe, a moving groove is formed in the upper surface of the installation plate, the lower surface of the installation plate is slidably connected with the upper surfaces of two scraper plates a respectively, and a plurality of stirring blades are symmetrically fixed on the opposite surfaces of the two scraper plates a, the lower surface of the preparation kettle is connected with one end of the discharge pipe in communication, the upper surface of the heating tank is connected with the lower surface of the crushing box in communication, a crushing assembly is arranged in the crushing box, the upper surface of the crushing box is connected with the lower surface of the storage box in communication through a distribution square pipe, and a distribution assembly is arranged in the distribution square pipe.

[0006] Preferably, the upper surface and the lower surface of the heating tank are connected with the opposite ends of the liquid inlet pipe b and the liquid outlet pipe in communication respectively, and a heating pipe is installed on the lower surface of the inner wall of the heating tank.

[0007] Preferably, the rotating assembly comprises a gear a mounted on the outer surface of the connecting pipe, the outer surface of the gear a is engaged with the outer surface of a gear b, the upper surface of the gear b is fixedly connected with the output shaft of a servo motor a, and the servo motor b is mounted on the upper surface of the heating tank.

[0008] Preferably, the moving groove is provided with a cylinder on the right side of the inner wall of the moving groove, the telescopic end of the cylinder is fixedly connected with the right side of a sliding block, and the lower surface of the sliding block is fixedly connected with the upper surface of a scraper a.

[0009] Preferably, the crushing assembly comprises two crushing rollers rotatably connected with the left side of the inner wall of a crushing box, the right end of the crushing roller is fixedly connected with the output shaft of a servo motor b through a bearing and a rotating shaft mounted on the right side of the inner wall of the crushing box, the servo motor b is mounted on the right side of the crushing box, the upper surface of the crushing roller is attached to the lower surface of a scraper b, and two scrapers b are respectively fixedly connected to the front and back of the inner wall of the crushing box.

[0010] Preferably, the distributing assembly comprises a distributing roller rotatably connected with the left side of the inner wall of a distributing square pipe, the right side of the inner wall of the distributing roller is fixedly connected with the output shaft of a servo motor c through a bearing and a rotating shaft mounted on the right side of the inner wall of the distributing pipe.

[0011] Preferably, the front of the heating tank is provided with a temperature sensor.

[0012] Compared with the prior art, the beneficial effects of the present application are:

[0013] The present application stores the powder to be added in the storage box, and the servo motor c drives the distributing roller to rotate to add the powder step by step, so that the powder falls into the crushing box, and the two servo motors b drive the two crushing rollers to rotate to crush the caked powder, thereby solving the problems that the existing PAM powder is caked due to damp, is not easy to disperse when meeting water, is not easy to completely dissolve, forms flocculation, and is easy to block the pipeline.

[0014] The present application drives the gear b and the gear a to rotate through the servo motor a, the gear a drives the gear b, the connecting pipe, the mounting plate, the scraper a and the stirring blade to slowly rotate, the scraper a and the stirring blade are used for stirring the raw materials in the preparation kettle, the two cylinders drive the two scrapers a to move away from each other, the scraper a is used for scraping off the adhered powder or the adhered PAM solution on the inner wall of the preparation kettle, and the accuracy of powder metering is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0016] Fig. 1 It is a structural schematic view of the utility model;

[0017] Fig. 2 It is a structural schematic view of the inside of the heating tank and the preparation kettle in the utility model;

[0018] Fig. 3 It is a structural schematic view of the inside of the moving groove in the utility model;

[0019] In the drawing: 1, heating tank; 2, preparation kettle; 3, connecting pipe;

[0020] Rotary assembly: 41, gear a; 42, gear b; 43, servo motor a;

[0021] 5, liquid inlet pipe a; 6, liquid inlet pipe b; 7, liquid outlet pipe; 8, discharge pipe; 9, mounting plate; 10, moving groove; 11, air cylinder; 12, sliding block; 13, scraper a; 14, stirring blade; 15, crushing box;

[0022] Crushing assembly: 161, servo motor b; 162, crushing roller;

[0023] 17, scraper b; 18, distribution square pipe;

[0024] Distribution assembly: 191, servo motor c; 192, distribution roller;

[0025] 20, storage box; 21, temperature sensor; 22, heating pipe. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] EMBODIMENT

[0028] Please refer to Figs. 1-3The utility model provides the following technical scheme: A kind of PAM solution preparation device, including heating tank 1 and preparation kettle 2, the upper surface and the lower surface of the inner wall of heating tank 1 are respectively fixed with the upper surface and the lower surface of preparation kettle 2, bearing is installed in the upper surface of heating tank 1, and connecting pipe 3 is communicated with one end of liquid inlet pipe a5 in the top of connecting pipe 3 by rotating joint, rotating assembly is provided on the outer surface of connecting pipe 3, mounting plate 9 is installed on the outer surface of connecting pipe 3, and the upper surface of mounting plate 9 is provided with moving groove 10, and the lower surface of mounting plate 9 is slidably connected with the upper surface of two scrapers a13 respectively, and the opposite side of two scrapers a13 is symmetrically fixed with a plurality of stirring blades 14, and the lower surface of preparation kettle 2 is communicated with one end of discharge pipe 8, the upper surface of heating tank 1 is communicated with the lower surface of pulverizing box 15, pulverizing box 15 is provided with pulverizing assembly in the inside, and the upper surface of pulverizing box 15 is communicated with the lower surface of storage tank 20 by distribution square tube 18, and distribution square tube 18 is provided with distribution assembly in the inside.

[0029] Specifically, the upper surface and the lower surface of the heating tank 1 are communicated with the opposite ends of the liquid inlet pipe b6 and the liquid outlet pipe 7 respectively, and the lower surface of the inner wall of the heating tank 1 is provided with a heating pipe 22;

[0030] The heat-conducting oil is injected into the heating tank 1 through the liquid inlet pipe b6, and the heat-conducting oil is discharged through the liquid outlet pipe 7 to replace the heat-conducting oil;

[0031] The heat-conducting oil in the heating tank 1 is heated by the heating pipe 22.

[0032] Specifically, the rotating assembly comprises a gear a41 mounted on the outer surface of the connecting pipe 3, the outer surface of the gear a41 is engaged with the outer surface of a gear b42, the upper surface of the gear b42 is fixedly connected with the output shaft of a servo motor a43, and the servo motor b161 is mounted on the upper surface of the heating tank 1;

[0033] The servo motor a43 drives the gear b42 and the gear a41 to rotate, the gear a41 drives the gear b42, the connecting pipe 3, the mounting plate 9, the scraper a13 and the stirring blade 14 to rotate slowly, and the raw materials in the preparation kettle 2 are stirred by the scraper a13 and the stirring blade 14.

[0034] Specifically, a cylinder 11 is mounted on the right side of the inner wall of the moving groove 10, the extension end of the cylinder 11 is fixedly connected with the right side of a sliding block 12, and the lower surface of the sliding block 12 is fixedly connected with the upper surface of the scraper a13;

[0035] The two cylinders 11 drive the two sliding blocks 12 and the two scrapers a13 to move close to each other, so as to avoid the friction between the scraper a13 and the inner wall of the preparation kettle 2;

[0036] Two air cylinders 11 drive two scrapers a13 to move away from each other, and the adhered powder or PAM solution in the inner wall of the preparation kettle 2 is scraped off by the scraper a13.

[0037] Specifically, the crushing assembly is provided with two crushing rollers 162 rotatably connected to the left side of the inner wall of the crushing box 15, the right end of the crushing roller 162 is fixedly connected to the output shaft of a servo motor b161 through a bearing and a rotating shaft installed on the right side of the inner wall of the crushing box 15, the servo motor b161 is installed on the right side of the crushing box 15, the upper surface of the crushing roller 162 is in close contact with the lower surface of the scraper b17, and two scrapers b17 are fixedly connected to the front and back of the inner wall of the crushing box 15.

[0038] The two servo motors b161 drive the two crushing rollers 162 to rotate to crush the caked powder, so that the caked powder is prevented from being poured into the preparation kettle 2.

[0039] The scraper b17 is used for scraping off the adhered powder on the surface of the crushing roller 162, so that the accuracy of powder metering is prevented from being affected.

[0040] Specifically, the distribution assembly is provided with a distribution roller 192 rotatably connected to the left side of the inner wall of the distribution square tube 18, and the right side of the inner wall of the distribution roller 192 is fixedly connected to the output shaft of a servo motor c191 through a bearing and a rotating shaft installed on the right side of the inner wall of the distribution square tube 18.

[0041] The powder to be added is stored in the storage box 20, and the servo motor c191 drives the distribution roller 192 to rotate to add the powder step by step.

[0042] Specifically, the front of the heating tank 1 is provided with a temperature sensor 21.

[0043] The temperature sensor 21 is used for detecting the temperature inside the preparation kettle 2, so as to accurately control the preparation temperature of the PAM solution inside the preparation kettle 2.

[0044] The working principle and use process of the utility model are as follows:

[0045] In use, the utility model has the advantages that:

[0046] The heat conducting oil is injected into the inside of the heating tank 1 through the liquid inlet pipe b6, the heat conducting oil in the inside of the heating tank 1 is heated through the heating pipe 22, the temperature in the inside of the preparation kettle 2 is detected through the temperature sensor 21, so that the preparation temperature of the PAM solution in the inside of the preparation kettle 2 is accurately controlled, the powder to be added is stored in the storage box 20, the servo motor c191 drives the powder distribution roller 192 to rotate to add the powder step by step, the powder falls into the crushing box 15, the two servo motors b161 drive the two crushing rollers 162 to rotate to crush the caked powder, the servo motor a43 drives the gear b42 and the gear a41 to rotate, the gear a41 drives the gear b42, the connecting pipe 3, the mounting plate 9, the scraper a13 and the stirring blade 14 to rotate slowly, the raw materials in the inside of the preparation kettle 2 are stirred through the scraper a13 and the stirring blade 14, the two cylinders 11 drive the two scrapers a13 to move away from each other, and the powder or the PAM solution adhered to the inner wall of the preparation kettle 2 is scraped off through the scraper a13.

[0047] The circuit and electronic components and modules are all prior art, and those skilled in the art can realize them without further description, and the content protected by the utility model does not involve improvement of software and methods.

[0048] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A PAM solution preparation apparatus, comprising a heating tank (1), a preparation vessel (2), and a servo motor b (161), characterized in that: The upper and lower surfaces of the inner wall of the heating tank (1) are fixedly connected to the upper and lower surfaces of the preparation vessel (2), respectively. A connecting pipe (3) is installed in the bearing on the upper surface of the heating tank (1). The top end of the connecting pipe (3) is connected to one end of the liquid inlet pipe a (5) through a rotating joint. A rotating component is provided on the outer surface of the connecting pipe (3). An mounting plate (9) is installed on the outer surface of the connecting pipe (3). A moving groove (10) is opened on the upper surface of the mounting plate (9). The lower surface of the mounting plate (9) is connected to two scrapers, respectively. The upper surface of a(13) is slidably connected, and several stirring blades (14) are symmetrically fixed on opposite sides of the two scrapers a(13). The lower surface of the preparation vessel (2) is connected to one end of the discharge pipe (8). The upper surface of the heating tank (1) is connected to the lower surface of the crushing box (15). The crushing box (15) is equipped with a crushing component. The upper surface of the crushing box (15) is connected to the lower surface of the storage box (20) through the distribution square tube (18). The distribution square tube (18) is equipped with a distribution component.

2. The PAM solution preparation apparatus according to claim 1, characterized in that: The upper and lower surfaces of the heating tank (1) are connected to the opposite ends of the liquid inlet pipe (6) and the liquid outlet pipe (7), respectively. A heating pipe (22) is installed on the lower surface of the inner wall of the heating tank (1).

3. The PAM solution preparation apparatus according to claim 1, characterized in that: The rotating assembly includes a gear a (41) mounted on the outer surface of the connecting pipe (3), the outer surface of the gear a (41) meshing with the outer surface of the gear b (42), the upper surface of the gear b (42) being fixedly connected to the output shaft of the servo motor a (43), and the servo motor b (161) being mounted on the upper surface of the heating tank (1).

4. The PAM solution preparation apparatus according to claim 1, characterized in that: A cylinder (11) is installed on the right side of the inner wall of the moving groove (10). The telescopic end of the cylinder (11) is fixedly connected to the right side of the slider (12). The lower surface of the slider (12) is fixedly connected to the upper surface of the scraper a (13).

5. The PAM solution preparation apparatus according to claim 1, characterized in that: The crushing assembly includes two crushing rollers (162) rotatably connected to the left side of the inner wall of the crushing box (15). The right end of the crushing roller (162) is fixedly connected to the output shaft of the servo motor b (161) through a bearing and a rotating shaft installed on the right side of the inner wall of the crushing box (15). The servo motor b (161) is installed on the right side of the crushing box (15). The upper surface of the crushing roller (162) is in contact with the lower surface of the scraper b (17). Two scrapers b (17) are fixedly connected to the front and back sides of the two inner walls of the crushing box (15) respectively.

6. The PAM solution preparation apparatus according to claim 1, characterized in that: The material distribution assembly includes a material distribution roller (192) rotatably connected to the left side of the inner wall of the material distribution square tube (18). The right side of the inner wall of the material distribution roller (192) is fixedly connected to the output shaft of the servo motor c (191) through a bearing and a rotating shaft installed on the right side of the inner wall of the material distribution roller (192). The servo motor c (191) is installed on the right side of the material distribution square tube (18).

7. The PAM solution preparation apparatus according to claim 1, characterized in that: A temperature sensor (21) is installed on the front of the heating tank (1).

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