Mixing preparation equipment for producing microbubble corrosion inhibition acid

By introducing a servo motor-driven auger and premixing cylinder into the acid mixing equipment, the acid precipitation problem was solved, automated mixing and rapid discharge were achieved, and mixing efficiency and uniformity were improved.

CN223366785UActive Publication Date: 2025-09-23PETROCHINA CO LTD
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Patent Information

Application Number
CN202422320335.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-23
Publication Date
2025-09-23
Estimated Expiration
2034-09-23

AI Technical Summary

Technical Problem

Existing equipment lacks an effective pre-mixing and liquid distribution structure when mixing acid, causing the acid to settle at the bottom of the mixing container and require manual spreading, resulting in insufficient mixing.

Method used

A mixing and preparation equipment for the production of microbubble corrosion-inhibiting acid was designed. It includes a servo motor-driven auger and premixing barrel to achieve automated material premixing and stirring. Combined with an electric push rod and a mobile frame, it can achieve position adjustment and rapid material discharge of the mixing box.

Benefits of technology

It improves the efficiency and uniformity of acid mixing, reduces manual intervention, and ensures that the materials are fully mixed and quickly discharged during the mixing process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses mixing and preparing equipment for producing microbubble corrosion inhibition acid, and relates to the technical field of preparing equipment, the mixing and preparing equipment for producing the microbubble corrosion inhibition acid comprises a mixing box, the main body of the mixing box is a box body structure with a one-way opening at the top end, and the mixing box is provided with a servo motor A and an auger; according to the mixing device, the spiral conveyor is arranged on the top end face of the movable frame, so that when raw materials needing to be mixed are put into the mixing box, the materials put into the mixing box at present are rapidly mixed through rotation of the spiral conveyor, and the premixing barrel, the servo motor B and the stirring piece are mounted on the top end face of the movable frame; the feeding pipe arranged on the top end face of the premixing barrel can be started for feeding, and the servo motor B mounted on the front end face of the premixing barrel can be started synchronously to rotationally drive the stirring part so as to realize the preliminary mixing operation of the materials.
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Description

Technical Field

[0001] The utility model relates to the technical field of preparation equipment, in particular to a mixing preparation equipment for the production of micro-bubble corrosion inhibiting acid. Background Art

[0002] Oil well acidizing is one of the main measures for increasing the production of single wells in oil and gas reservoirs. The quality of the acid solution is the key to the success of acidizing. Compared with conventional acid, foam acid has selectivity, good corrosion inhibition effect, easy flowback, and less damage to the production layer. A patent is currently available for a pickling solution preparation device for wire ropes. The utility model relates to a preparation device, and in particular to a pickling solution preparation device for wire ropes. The technical problem to be solved by the utility model is to provide a pickling solution preparation device for wire ropes that can easily prepare pickling solution. In order to solve the above technical problems, the utility model provides such a pickling solution preparation device for wire ropes, including a mixing box, a liquid feed hopper, a first bearing seat, a first rotating rod, a stirring rod, a spiral, etc.; the liquid feed hopper is connected to the middle of the top wall of the mixing box, and the first bearing seats are installed on both the left and right sides of the upper part of the mixing box. The first rotating rod is connected to the first bearing seat, and the first rotating rod passes through the first bearing seat on the left side. The stirring rods are evenly connected to the first rotating rod, and the first rotating rod is connected to the spiral. The utility model is firstly provided with a driving mechanism. Through the continuous back and forth rotation of the first rotating rod, the first rotating rod drives the stirring rod to rotate continuously, and the spiral also drives the continuous left and right movement.

[0003] Regarding the above-mentioned related technologies, the inventors believe that the following defects exist: although stirring can be performed by rotating the rotating rod during use, due to the lack of an effective pre-mixed liquid distribution structure, the acid needs to be manually sprinkled when multiple materials are mixed synchronously, which easily causes the acid to precipitate at the bottom of the mixing container during the mixing process and not be fully mixed. Therefore, we proposed a mixing and preparation equipment for microbubble corrosion-inhibiting acid production to solve the above-mentioned problems. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a mixing and preparation equipment for the production of microbubble corrosion-inhibiting acid, which solves the problem that during the existing use, due to the lack of an effective pre-mixed liquid distribution structure, the acid needs to be manually sprinkled during the synchronous mixing operation of multiple materials, which easily causes the acid to settle at the bottom of the mixing container during the mixing process and cannot be fully mixed.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: A mixing and preparation equipment for the production of microbubble corrosion-inhibiting acid, including a mixing box, the main body of the mixing box is a box structure with a one-way opening at the top, and a bracket is fixedly connected to the outside of the mixing box, the main body of the bracket is a Z-shaped structure, and the bracket is provided at four locations, where every two laterally adjacent brackets form a group, and the two groups of brackets are fixedly connected in opposite directions at the front and rear side positions of the mixing box, the bracket is used to support the mixing box, and a through hole is opened inside the bracket, which is a mounting hole.

[0006] Preferably, a balance plate is fixedly connected to the inner side of the two groups of brackets, the main body of the balance plate is arranged horizontally, and the bracket and the balance plate together constitute an anti-dumping structure, and a servo motor A is installed on the right end face of the mixing box, and an output shaft is arranged on the left side of the servo motor A.

[0007] Preferably, an auger is installed on the left output shaft of the servo motor A, and the auger is rotatably connected to the internal position of the mixing box through a bearing seat. The servo motor A and the auger together constitute a mixing structure, and a through hole is opened on the internal bottom end surface of the mixing box, and a discharge pipe is fixedly connected to the inside of the through hole.

[0008] Preferably, the discharge pipe is connected to the mixing box, and a flange is fixedly connected to the bottom end surface of the discharge pipe, the flange is connected to the discharge pipe, and the interior of the flange is provided with through holes in a circular array, and the flange and the discharge pipe together constitute a connection structure.

[0009] Preferably, a transverse groove is provided at the top of the mixing box, and an electric push rod is installed inside the transverse groove. There are two electric push rods in total, and the two electric push rods are installed oppositely at the front and rear sides of the top of the mixing box. The electric push rods and the mixing box together constitute a pushing structure, and a movable frame is also installed on the right output end of the two electric push rods.

[0010] Preferably, the main body of the movable rack is a U-shaped structure with a one-way opening at the bottom, and the outer side of the movable rack is fixedly connected to a limit block. There are four limit blocks in total, wherein every two longitudinally adjacent limit blocks form a group, and the two groups of limit blocks are fixedly connected in opposite directions to the front and rear side positions of the movable rack, and the movable rack is slidably connected to the top of the mixing box through the limit blocks fixedly connected to its outer side.

[0011] Preferably, a premixing cylinder is fixedly connected to the top surface of the movable frame, a feed pipe is fixedly connected to the top of the premixing cylinder, the feed pipe and the premixing cylinder are connected, and a servo motor B is installed on the front end surface of the premixing cylinder, and a stirring element is installed on the rear output shaft of the servo motor B. The stirring element and the servo motor B together constitute a premixing structure.

[0012] Beneficial effects

[0013] The utility model provides a mixing and preparation device for producing microbubble corrosion-inhibiting acid. Compared with the existing technology, it has the following advantages:

[0014] The mixing and preparation equipment for the production of microbubble corrosion-inhibiting acid is provided with a servo motor A and an auger. When the raw materials to be mixed are put into the interior of the mixing box, the servo motor A can be used to rotate and drive the auger, and the rotation of the auger can realize rapid mixing of the materials currently put into the mixing box, so that the mixing efficiency can be significantly improved during mixing.

[0015] The mixing and preparation equipment for the production of microbubble corrosion-inhibiting acid has a premixing barrel, a servo motor B, and a stirring element installed on the top surface of a movable frame. When the equipment is in use, the feeding tube provided on the top surface of the premixing barrel can be started to feed the material, and the servo motor B installed on the front end surface of the premixing barrel can be started to rotate the stirring element to achieve preliminary mixing of the material, thereby achieving a more practical purpose. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the disassembled front and side structure of the mixing and preparing equipment of the utility model;

[0017] Figure 2 It is a schematic structural diagram of the right side view of the mixing and preparing equipment of the utility model;

[0018] Figure 3 This is a schematic diagram of the combined structure of the premixing cylinder and the feed pipe of the mixing and preparing equipment of the utility model;

[0019] Figure 4 This is a schematic diagram of the top view of the mixing and preparing equipment of the utility model;

[0020] Figure 5 This is a schematic diagram of the combined structure of the mixing box and servo motor A of the mixing and preparing equipment of the utility model;

[0021] Figure 6 It is a left-side structural schematic diagram of the mixing and preparing equipment of the present utility model.

[0022] In the figure: 1. Mixing box; 101. Bracket; 102. Mounting hole; 103. Balance plate; 2. Servo motor A; 201. Auger; 202. Discharge pipe; 203. Flange; 3. Electric push rod; 301. Moving frame; 302. Limit block; 303. Premixing barrel; 304. Feed pipe; 305. Servo motor B; 306. Stirring element. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figures 1-6 The utility model provides a technical solution: a mixing and preparation device for the production of microbubble corrosion inhibiting acid, comprising a mixing box 1, the main body of the mixing box 1 is a box structure with a one-way opening at the top, and a bracket 101 is fixedly connected to the outside of the mixing box 1, the main body of the bracket 101 is a Z-shaped structure, and the bracket 101 is provided at four locations, wherein every two laterally adjacent brackets 101 form a group, and the two groups of brackets 101 are fixedly connected to the front and rear side positions of the mixing box 1 in opposite directions, the bracket 101 is used to support the mixing box 1, and a through hole is opened inside the bracket 101, which is a mounting hole 102;

[0025] The bracket 101 is fixedly connected to the outside of the mixing box 1 so that the bracket 101 can support the mixing box 1 when in use.

[0026] See Figure 1 、 Figure 2 The main body of the mobile frame 301 is a U-shaped structure with a one-way opening at the bottom, and the outer side of the mobile frame 301 is fixedly connected to the limit block 302. There are four limit blocks 302, wherein every two longitudinally adjacent limit blocks 302 form a group, and the two groups of limit blocks 302 are fixedly connected to the front and rear side positions of the mobile frame 301 in opposite directions. The mobile frame 301 is slidably connected to the top of the mixing box 1 through the limit blocks 302 fixedly connected to the outer side thereof;

[0027] By fixing the limiting block 302 on the outside of the movable frame 301 , the movable frame 301 can slide along the top of the mixing box 1 by utilizing the limiting block 302 fixedly connected to the outside of the movable frame 301 when it is installed.

[0028] See Figure 3 、 Figure 4 The discharge pipe 202 is connected to the mixing box 1, and a flange 203 is fixedly connected to the bottom end surface of the discharge pipe 202. The flange 203 is connected to the discharge pipe 202, and the interior of the flange 203 is provided with through holes in an annular array, and the flange 203 and the discharge pipe 202 together form a connection structure;

[0029] By installing a discharge pipe 202 on the bottom end surface of the mixing box 1 , the materials in the mixing box 1 can be discharged through the discharge pipe 202 after mixing.

[0030] See Figure 1 、 Figure 5 , the inner sides of the two sets of brackets 101 are also fixedly connected with a balancing plate 103, the main body of the balancing plate 103 is arranged horizontally, and the brackets 101 and the balancing plate 103 together form an anti-dumping structure, and a servo motor A2 is installed on the right end surface of the mixing box 1, and an output shaft is provided on the left side of the servo motor A2;

[0031] The balance board 103 is fixedly connected to the inner side of the bracket 101 so that the balance board 103 can provide auxiliary support for the bracket 101 when in use.

[0032] See Figure 1 、 Figure 6 An auger 201 is installed on the left output shaft of the servo motor A2. The auger 201 is rotatably connected to the inner position of the mixing box 1 through a bearing seat. The servo motor A2 and the auger 201 together constitute a mixing structure. A through hole is opened on the inner bottom end surface of the mixing box 1, and a discharge pipe 202 is fixedly connected to the inner part of the through hole.

[0033] By arranging a servo motor A2 on the right side of the mixing box 1 and installing an auger 201 on the left output shaft of the servo motor A2, it is possible to achieve rapid stirring and mixing of materials and perform automated conveying operations when it is in use.

[0034] See Figure 4 、 Figure 6 A transverse groove is provided at the top of the mixing box 1, and an electric push rod 3 is installed inside the transverse groove. There are two electric push rods 3, and the two electric push rods 3 are installed oppositely at the front and rear sides of the top of the mixing box 1. The electric push rod 3 and the mixing box 1 together constitute a pushing structure, and a moving frame 301 is also installed on the right output end of the two electric push rods 3;

[0035] By installing an electric push rod 3 inside the transverse groove opened at the top of the mixing box 1, it can realize the pushing operation of the movable frame 301 when it is used, thereby achieving a more practical purpose.

[0036] See Figure 3 、 Figure 5 A premixing cylinder 303 is fixedly connected to the top surface of the mobile frame 301, and a feeding pipe 304 is fixedly connected to the top of the premixing cylinder 303. The feeding pipe 304 is connected to the premixing cylinder 303, and a servo motor B305 is installed on the front end surface of the premixing cylinder 303. A stirring element 306 is installed on the rear output shaft of the servo motor B305. The stirring element 306 and the servo motor B305 together constitute a premixing structure;

[0037] The provision of the servo motor B305 and the stirring element 306 enables the input materials to be pre-mixed.

[0038] First embodiment:

[0039] During operation, when the microbubble corrosion inhibiting acid is produced, a variety of mixed raw materials can be connected to the feed pipe 304 fixedly connected to the top surface of the premixing cylinder 303, and the servo motor B305 installed on the front end surface of the premixing cylinder 303 is synchronously started to rotate the stirring element 306, and the stirring element 306 rotates inside the premixing cylinder 303 to achieve the preliminary mixing operation of the materials.

[0040] Second embodiment:

[0041] Based on the first embodiment, although it can mix, the position of the mixing box 1 cannot be adjusted.

[0042] During operation, after the preliminary mixing operation is completed, the electric push rod 3 installed on the top surface of the mixing box 1 can be activated to push the movable frame 301, and the movable frame 301 can be moved along the transverse groove opened on the top surface of the mixing box 1 through the limit block 302 fixedly connected to the outside thereof to achieve rapid position adjustment operation;

[0043] Third embodiment:

[0044] Based on the second embodiment, although it can be adjusted, it cannot drive the auger 201 to rotate.

[0045] During operation, when moving, the materials premixed by the premixing barrel 303 can fall downward into the interior of the mixing box 1 , and the auger 201 is driven to rotate by starting the servo motor A2 installed on the right side of the mixing box 1 .

[0046] Fourth embodiment:

[0047] Based on the third embodiment, although it can drive the auger 201 to rotate, it cannot achieve rapid discharge.

[0048] During operation, the auger 201 rotates inside the mixing box 1 to achieve rapid stirring and discharging of the material, and after the stirring is completed, the mixed material can be quickly discharged by utilizing the discharge pipe 202 provided on the bottom end surface of the mixing box 1, thereby achieving a more practical purpose.

[0049] In summary, the device is provided with the premixing cylinder 303, so that when it is used, it can achieve a rapid premixing operation for the acid solution.

[0050] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A mixing and preparation device for producing microbubble corrosion-inhibiting acid, comprising a mixing box (1), characterized in that: The main body of the mixing box (1) is a box structure with a one-way opening at the top, and a bracket (101) is fixedly connected to the outside of the mixing box (1). The main body of the bracket (101) is a Z-shaped structure, and the bracket (101) is provided at four locations, wherein two brackets (101) adjacent to each other in the transverse direction form a group, and the two groups of brackets (101) are fixedly connected to the front and rear side positions of the mixing box (1) in opposite directions. The bracket (101) is used to support the mixing box (1), and a through hole is provided inside the bracket (101), which is a mounting hole (102). The top of the mixing box (1) is provided with a transverse groove, and an electric push rod (3) is installed inside the transverse groove. There are two electric push rods (3), and the two electric push rods (3) are installed in opposite directions at the front and rear sides of the top of the mixing box (1). The electric push rod (3) and the mixing box (1) together form a driving structure, and a movable frame (301) is also installed on the right output end of the two electric push rods (3). The movable frame ( The main body of the movable frame (301) is a U-shaped structure with a one-way opening at the bottom, and the outer side of the movable frame (301) is fixedly connected to a limiting block (302). There are four limiting blocks (302), wherein two longitudinally adjacent limiting blocks (302) form a group, and the two groups of limiting blocks (302) are fixedly connected to the front and rear side positions of the movable frame (301) in opposite directions. The movable frame (301) is slidably connected to the top of the mixing box (1) through the limiting blocks (302) fixedly connected to the outer side thereof. A premixing cylinder (303) is fixedly connected to the top surface of the movable frame (301), a feed pipe (304) is fixedly connected to the top of the premixing cylinder (303), the feed pipe (304) and the premixing cylinder (303) are connected, and a servo motor B (305) is installed on the front surface of the premixing cylinder (303), and a stirring member (306) is installed on the rear output shaft of the servo motor B (305), and the stirring member (306) and the servo motor B (305) together constitute a premixing structure.

2. The mixing and preparing equipment for producing microbubble corrosion-inhibiting acid according to claim 1, characterized in that: The inner sides of the two groups of brackets (101) are further fixedly connected with a balancing plate (103), the main body of the balancing plate (103) is arranged horizontally, and the brackets (101) and the balancing plate (103) together form an anti-dumping structure, and a servo motor A (2) is installed on the right end surface of the mixing box (1), and an output shaft is arranged on the left side of the servo motor A (2).

3. The mixing and preparing equipment for producing microbubble corrosion-inhibiting acid according to claim 2, characterized in that: An auger (201) is mounted on the left output shaft of the servo motor A (2), and the auger (201) is rotatably connected to an internal position of the mixing box (1) via a bearing seat. The servo motor A (2) and the auger (201) together form a mixing structure, and a through hole is provided on the inner bottom end surface of the mixing box (1), and a discharge pipe (202) is fixedly connected to the inside of the through hole.

4. The mixing and preparing equipment for producing microbubble corrosion-inhibiting acid according to claim 3, characterized in that: The discharge pipe (202) is connected to the mixing box (1), and a flange (203) is fixedly connected to the bottom end surface of the discharge pipe (202), the flange (203) is connected to the discharge pipe (202), and the interior of the flange (203) is provided with through holes in a circular array, and the flange (203) and the discharge pipe (202) together form a connection structure.