A device for surface modification treatment of fracturing quartz sand

Abstract

This utility model relates to the field of petroleum extraction technology, and in particular to a device for surface modification treatment of fracturing quartz sand. It includes a main body, with a processing component mounted on the top and a control component fixedly connected to the side of the main body. This utility model utilizes a reaction vessel to contain fracturing quartz sand and a modifying reagent. A stirring motor drives a stirring shaft to rotate, thereby agitating the materials inside the reaction vessel. This stirring of the fracturing quartz sand and modifying reagent within the reaction vessel makes the reaction more uniform. The stirring and heating mechanisms within the reaction vessel ensure thorough mixing and reaction of the quartz sand and the modifying reagent. A vacuum pump, a vacuum pipe, and a vacuum port connected to the reaction vessel are used to perform a vacuum operation inside the reaction vessel, maintaining a vacuum state during the reaction process to prevent external impurities from entering, while also facilitating the penetration of the modifying reagent and the progress of the reaction.

Description

Technical Field

[0001] This utility model relates to the field of petroleum extraction technology, specifically to a device for surface modification treatment of fracturing quartz sand. Background Technology

[0002] In oil extraction, fracturing technology is an important production enhancement measure. Fracturing quartz sand is widely used as a proppant in the fracturing process to support fractures, prevent fracture closure, and thus improve oil and gas recovery rates.

[0003] Traditional fracturing quartz sand has several surface defects, such as a smooth surface and strong hydrophilicity, which limit its support and conductivity within fractures. To improve the performance of fracturing quartz sand, surface modification is necessary. However, existing surface modification methods and equipment suffer from problems such as complex operation, unsatisfactory modification effects, and low processing efficiency. Therefore, a surface modification device for fracturing quartz sand is needed to address these issues. Utility Model Content

[0004] To address the limitations of traditional fracturing quartz sand surfaces, such as smoothness and high hydrophilicity, which restrict its support and conductivity within fractures, surface modification is necessary to improve its performance. However, existing surface modification methods and devices suffer from complex operation, unsatisfactory modification effects, and low processing efficiency. This invention aims to provide a surface modification device for fracturing quartz sand to solve the problems mentioned in the background section.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A device for surface modification treatment of fracturing quartz sand includes a main body, a treatment component is provided on the top of the main body, and a control component is fixedly connected to the side of the main body.

[0007] The main body includes a reaction vessel, and a heater is fixedly connected inside the reaction vessel. The reaction vessel has a cylindrical double-layer structure.

[0008] The processing assembly includes a top cover, a stirring motor mounted on the top of the top cover, a stirring shaft fixedly connected to the output end of the stirring motor, stirring blades fixedly connected to the bottom of the stirring shaft, a vacuum pump mounted on the top of the top cover, a vacuum pump pipe fixedly connected to the top of the vacuum pump, a quartz sand delivery pump mounted on the top of the top cover, a quartz sand delivery pipe fixedly connected to the top of the quartz sand delivery pump, and a modified reagent delivery pump fixedly connected to the top of the top cover, with a modified reagent delivery pipe fixedly connected to the top of the modified reagent delivery pump.

[0009] As a preferred embodiment of this utility model, a vacuum pressure sensor is installed at the bottom of the vacuum pipe, the vacuum pipe extends into the interior of the reactor, and the vacuum pressure sensor is located inside the reactor.

[0010] As a preferred embodiment of this utility model, the top of the top cover is provided with a feed port and a vacuum port, and the inner wall of the reactor is coated with an anti-corrosion coating.

[0011] As a preferred embodiment of this utility model, an inlet pipe is fixedly connected to the connection position of the quartz sand conveying pipe and the modified reagent conveying pipe, and a feed pipe is fixedly connected to the bottom of the inlet pipe, the feed pipe extending into the interior of the reactor.

[0012] As a preferred embodiment of this utility model, a discharge pipe is fixedly connected to the bottom of the reactor, and a discharge pump is provided at the top of the discharge pipe.

[0013] As a preferred embodiment of this utility model, a support rod is fixedly connected to the bottom of the reactor, and a foot pad is fixedly connected to the bottom of the support rod. Three support rods and foot pads are provided.

[0014] As a preferred embodiment of this utility model, the control component includes a control box, and the control box contains an internal PLC controller, relays, and contactors.

[0015] As a preferred embodiment of this utility model, an operation screen is fixedly connected to the side of the control box, and a start button and an adjustment button are provided on the side of the control box.

[0016] Compared with the prior art, the beneficial effects of this utility model are:

[0017] 1. In this utility model, a reaction vessel is used to contain fracturing quartz sand and modifying reagents. A stirring motor drives the stirring shaft to rotate, thereby driving the stirring blades to stir the materials in the reaction vessel. This stirs the fracturing quartz sand and modifying reagents in the reaction vessel, making the reaction more uniform. A heater heats the materials in the reaction vessel to provide the temperature conditions required for the reaction. The stirring mechanism and heating mechanism in the reaction vessel enable the quartz sand and modifying reagents to be fully mixed and reacted.

[0018] 2. In this utility model, a vacuum pump, a vacuum pipe, and a vacuum port of the reaction vessel are connected to perform a vacuuming operation inside the reaction vessel. A vacuum pressure sensor is installed inside the reaction vessel to monitor the vacuum level in real time and feed the vacuum level signal back to the control system. The vacuum system is used to maintain the vacuum state inside the reaction vessel during the reaction process, preventing external impurities from entering, and facilitating the penetration of the modified reagent and the progress of the reaction. The inner wall of the reaction vessel is coated with an anti-corrosion coating to prevent the modified reagent from corroding the reaction vessel and extend the service life of the device. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the present invention;

[0021] Figure 3 This is a schematic diagram of the processing component structure of this utility model;

[0022] Figure 4 This is a schematic diagram of the control component structure of this utility model.

[0023] In the diagram: 1. Main body; 101. Reactor; 102. Support rod; 103. Foot pad; 104. Discharge pump; 105. Discharge pipe; 106. Heater; 2. Processing components; 201. Top cover; 202. Feed inlet; 203. Vacuum port; 204. Stirring motor; 205. Stirring shaft; 206. Stirring blade; 207. Inlet pipe; 208. Feed pipe; 209. Quartz sand conveying pump; 210. Quartz sand conveying pipe; 211. Modified reagent conveying pump; 212. Modified reagent conveying pipe; 213. Vacuum pump; 214. Vacuum pipe; 215. Vacuum pressure sensor; 3. Control components; 301. Control box; 302. Operation panel; 303. Start button; 304. Adjustment button. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0025] For examples, please refer to Figures 1-4 This utility model provides a technical solution:

[0026] A fracturing quartz sand surface modification treatment device includes a main body 1, a treatment component 2 is provided on the top of the main body 1, and a control component 3 is fixedly connected to the side of the main body 1.

[0027] In this embodiment, as Figure 1 , Figure 2 and Figure 3As shown, the main body 1 includes a reactor 101, with a heater 106 fixedly connected inside. The reactor 101 has a cylindrical double-layer structure. The processing component 2 includes a top cover 201, with a stirring motor 204 mounted on the top of the top cover 201. A stirring shaft 205 is fixedly connected to the output end of the stirring motor 204, and stirring blades 206 are fixedly connected to the bottom of the stirring shaft 205. A vacuum pump 213 is mounted on the top of the top cover 201, with a vacuum pipe 214 fixedly connected to the top of the vacuum pump 213. A quartz sand conveying pump 209 is mounted on the top of the top cover 201, with a quartz sand conveying pipe 210 fixedly connected to the top of the quartz sand conveying pump 209. A modified reagent delivery pump 211 is fixedly connected to the top of reactor 101, and a modified reagent delivery pipe 212 is fixedly connected to the top of the modified reagent delivery pump 211. Reactor 101 is used to contain fracturing quartz sand and modified reagent. Stirring motor 204 drives stirring shaft 205 to rotate, thereby driving stirring blade 206 to stir the material in reactor 101. Stirring fracturing quartz sand and modified reagent in reactor 101 makes the reaction more uniform. Heater 106 heats the material in reactor 101 to provide the temperature conditions required for the reaction. The stirring mechanism and heating mechanism in reactor 101 can make quartz sand and modified reagent fully mixed and react.

[0028] The vacuum pipe 214 is equipped with a vacuum pressure sensor 215 at its bottom. The vacuum pipe 214 extends into the interior of the reactor 101. The vacuum pressure sensor 215 is located inside the reactor 101. The top cover 201 has a feed inlet 202 and a vacuum port 203. The inner wall of the reactor 101 is coated with an anti-corrosion coating. A manifold 207 is fixedly connected to the connection point of the quartz sand conveying pipe 210 and the modified reagent conveying pipe 212. A feed pipe 208 is fixedly connected to the bottom of the manifold 207 and extends into the interior of the reactor 101. A discharge pipe 105 is fixedly connected to the bottom of the reactor 101. A discharge pump 104 is installed at the top of the discharge pipe 105. A support is fixedly connected to the bottom of the reactor 101. The support rod 102 has a foot pad 103 fixedly connected to its bottom. There are three support rods 102 and foot pads 103. They are connected to the vacuum port 203 of the reaction vessel 101 via a vacuum pump 213, a vacuum pipe 214, and the vacuum port 203 of the reaction vessel 101. This system is used to perform vacuuming operations inside the reaction vessel 101. A vacuum pressure sensor 215 is installed inside the reaction vessel 101 to monitor the vacuum level in real time and feed the vacuum level signal back to the control system. The vacuum system is used to maintain the vacuum state inside the reaction vessel 101 during the reaction process, preventing external impurities from entering and facilitating the penetration of the modifying reagent and the progress of the reaction. The inner wall of the reaction vessel 101 is coated with an anti-corrosion coating to prevent the modifying reagent from corroding the reaction vessel 101 and extend the service life of the device.

[0029] In this embodiment, as Figure 1 and Figure 4 As shown, the control component 3 includes a control box 301, which contains an internal PLC controller, relays, and contactors. An operation panel 302 is fixedly connected to the side of the control box 301. A start button 303 and an adjustment button 304 are provided on the side of the control box 301. The control box 301 contains control elements such as a PLC controller, relays, and contactors, which are used to realize the automated control of the entire device. The operation panel composed of the operation panel 302, the start button 303, and the adjustment button 304 can be used by the operator to input control commands and view the operating status of the device.

[0030] The working process of this utility model is as follows: When the fracturing quartz sand surface modification device designed in this scheme is in operation, firstly, control commands are input through the operation panel to start the device. According to the input commands, the quartz sand conveying pump 209 and the modifying reagent conveying pump 211 are controlled to convey the quartz sand and modifying reagent from the quartz sand hopper and the modifying reagent storage tank to the reaction vessel 101, respectively. Then, the stirring motor 204 is started, causing the stirring blades 206 to stir the materials in the reaction vessel 101. Simultaneously, the heater 106 is started to heat the materials in the reaction vessel 101, maintaining the temperature within the reaction vessel 101 within a set range. During the reaction, the vacuum pump 213 is started to perform a vacuum operation inside the reaction vessel 101, maintaining the vacuum degree within the reaction vessel 101 within a set range. After the reaction is completed, the discharge pump 104 is controlled to discharge the modified fracturing quartz sand from the reaction vessel 101, completing the entire modification process.

[0031] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for surface modification of fracturing quartz sand, comprising a main body (1), characterized in that: A processing component (2) is provided on the top of the main body (1), and a control component (3) is fixedly connected to the side of the main body (1). The main body (1) includes a reaction vessel (101), and a heater (106) is fixedly connected inside the reaction vessel (101). The reaction vessel (101) has a cylindrical double-layer structure. The processing component (2) includes a top cover (201), a stirring motor (204) is installed on the top of the top cover (201), a stirring shaft (205) is fixedly connected to the output end of the stirring motor (204), a stirring blade (206) is fixedly connected to the bottom of the stirring shaft (205), a vacuum pump (213) is installed on the top of the top cover (201), a vacuum pump pipe (214) is fixedly connected to the top of the vacuum pump (213), a quartz sand conveying pump (209) is installed on the top of the top cover (201), a quartz sand conveying pipe (210) is fixedly connected to the top of the quartz sand conveying pump (209), a modified reagent conveying pump (211) is fixedly connected to the top of the top cover (201), and a modified reagent conveying pipe (212) is fixedly connected to the top of the modified reagent conveying pump (211).

2. A device for surface modification of fractured quartz sand according to claim 1, characterized in that, A vacuum pressure sensor (215) is installed at the bottom of the vacuum pipe (214), which extends into the interior of the reactor (101). The vacuum pressure sensor (215) is located inside the reactor (101).

3. A device for surface modification of fractured quartz sand according to claim 1, characterized in that, The top cover (201) has a feed inlet (202) and a vacuum port (203) at its top, and the inner wall of the reactor (101) is coated with an anti-corrosion coating.

4. The apparatus for surface modification of frac sand of claim 1, wherein, The connection point between the quartz sand conveying pipe (210) and the modified reagent conveying pipe (212) is fixedly connected to an inlet pipe (207), and the bottom of the inlet pipe (207) is fixedly connected to a feed pipe (208), which extends into the interior of the reactor (101).

5. The apparatus for surface modification of frac sand of claim 1, wherein, The bottom of the reactor (101) is fixedly connected to a discharge pipe (105), and a discharge pump (104) is provided at the top of the discharge pipe (105).

6. The apparatus for surface modification of frac sand of claim 1, wherein, The bottom of the reactor (101) is fixedly connected to a support rod (102), and the bottom of the support rod (102) is fixedly connected to a foot pad (103). There are three support rods (102) and foot pads (103).

7. The apparatus for surface modification of frac sand of claim 1, wherein, The control component (3) includes a control box (301) containing an internal PLC controller, relays, and contactors.

8. A device for modifying the surface of fractured quartz sand according to claim 7, characterized in that An operation screen (302) is fixedly connected to the side of the control box (301), and a start button (303) and an adjustment button (304) are provided on the side of the control box (301).

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