Polycarboxylic acid slump retaining mother liquor manufacturing instrument

Abstract

The utility model provides a polycarboxylic acid slump-retaining mother liquor manufacturing instrument, which relates to the technical field of concrete reagents and comprises a mixing frame. The two sides of the upper portion in the mixing frame are rotationally connected with the two sides of the mixing tank, and the left side and the right side of the mixing frame are each fixedly provided with an adjusting frame. According to the apparatus, a motor A drives stirring teeth to rotate at a high speed in a mixing tank to realize rapid stirring and primary mixing of raw materials, a motor B drives a U-shaped piece and a transmission rod to move so as to drive a sliding rod and a rack to slide in an adjusting frame in a reciprocating manner, and the mixing tank swings through meshing transmission of the rack and a gear, so that the raw materials are mixed uniformly; the compound motion mode greatly improves the dispersibility and mixing efficiency of the raw materials in the mixing tank. The problems that an existing polycarboxylic acid slump-retaining mother liquor manufacturing instrument is limited in the aspects of treating high-viscosity materials and achieving efficient mixing and uniform dispersion, the production efficiency is affected, and product performance is unstable possibly are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete reagent technical field, more specifically, especially, it is related to a kind of polycarboxylate slump retaining mother liquor preparation instrument. BACKGROUND

[0002] In modern concrete technology, polycarboxylate high-performance water-reducing agent (PCEs) has become an indispensable key component, and they are widely praised for their excellent water-reducing effect, good working performance and significant improvement of concrete strength, among which, polycarboxylate slump retaining mother liquor, as an important variant of PCEs, further enhances the slump retention performance of concrete during mixing, transportation and pouring by introducing specific functional groups and structural design, effectively solving the problem of slump loss of concrete due to long-term placement or high temperature environment.

[0003] Application No. CN201821164446.8 discloses a kind of polycarboxylate slump retaining mother liquor preparation instrument, it is related to concrete reagent technical field, the polycarboxylate slump retaining mother liquor preparation instrument includes iron stand, four-necked flask and motor of detachable connection in iron stand, motor drives and inserts in four-necked flask Stirring paddle, four-necked flask lower portion is provided with the electric heating jacket for heating it, iron stand includes base, column set in base and two slidingly connected connectors in column, one end of one connector is provided with iron clamp for clamping four-necked flask, one end of another connector is fixedly connected with motor, positioning mechanism for coaxial two connectors is provided between two connectors and column.The utility model has the following beneficial effects: polycarboxylate water-reducing agent has good slump retention performance for concrete, low harmful substance content, green and environmentally friendly;Two connectors can be coaxial by positioning mechanism, avoid damaging four-necked flask in stirring process due to misalignment of stirring paddle and four-necked flask.

[0004] Based on the above patent search and understanding of the application of existing polycarboxylate slump retaining mother liquor preparation:

[0005] At present, the production of polycarboxylate slump retaining mother liquor often relies on complex chemical reaction process, which needs to accurately control reaction temperature, pressure and raw material ratio to ensure the stability and consistency of product quality, and existing production equipment has limitations in handling high-viscosity materials, achieving efficient mixing and uniform dispersion, which not only affects production efficiency, but also may lead to unstable product performance, especially in large-scale industrial production. UTILITY MODEL CONTENTS

[0006] In order to solve the above technical problems, the utility model provides a kind of polycarboxylic acid slump retaining mother liquor making instrument, to solve the polycarboxylic acid slump retaining mother liquor making instrument of existing in the processing high viscosity material, realize efficient mixing and uniform dispersion There is limitation, this not only affects production efficiency, also can lead to product performance unstable problem.

[0007] The utility model discloses a technical scheme for:

[0008] A kind of polycarboxylic acid slump retaining mother liquor making instrument, including mixing frame;The inside upper side of the mixing frame is rotatably connected with the both sides of mixing tank position, and one adjusting frame is respectively fixedly installed in the left and right sides of mixing frame, an electric machine B is arranged in the bottom front end position of each adjusting frame, the rotating shaft of electric machine B is fixedly connected with the bottom position of U-shaped piece, U-shaped piece is located in the inside front end position of adjusting frame, the middle protruding position of U-shaped piece is rotatably connected with the front end position of transmission rod, and transmission rod is located in the inside position of adjusting frame.

[0009] According to an embodiment of the utility model, the upper position of the mixing tank is provided with a cover plate, a motor A is installed on the top middle position of the cover plate, and a stirring tooth is fixedly connected to the rotating shaft of the motor A, and the stirring tooth is located in the middle position of the inside of the mixing tank.

[0010] According to an embodiment of the utility model, the top rear end middle position of the cover plate is provided with a feeding pipe, and the top front end middle position of the cover plate is provided with a valve.

[0011] According to an embodiment of the utility model, a sliding rod is slidably connected to the rear end position of the adjusting frame, the front end position of the sliding rod is rotatably connected with the rear end position of the transmission rod, and a rack is fixedly connected to the rear end middle position of the sliding rod.

[0012] According to an embodiment of the utility model, a gear is fixedly installed on the left and right side positions of the mixing tank, the two gears are symmetrically designed, and the two gears are respectively engaged with a rack.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The instrument drives the stirring tooth to rotate at high speed in the mixing tank by motor A, realizes the rapid stirring and preliminary mixing of raw materials, meanwhile, motor B drives U-shaped piece and transmission rod to move, and then drives sliding rod and rack to reciprocate in adjusting frame, through the meshing transmission of rack and gear, makes the mixing tank swing, this compound motion mode greatly improves the dispersivity and mixing efficiency of raw materials in the mixing tank, ensures the uniform combination between each component of polycarboxylic acid slump retaining mother liquor.

[0015] The design of the adjusting frame allows flexible adjustment of the swing amplitude and frequency of the mixing tank according to production requirements, so as to adapt to changes in different formulations and raw material characteristics, and the adjustability ensures optimal mixing effect under different production conditions, thereby improving the universality and adaptability of the instrument.

[0016] The design of the instrument considers the convenience of operation and the simplicity of maintenance, the arrangement of the feeding pipe and the valve facilitates the addition and discharge of raw materials, improves the operability of the production process, and when the single motor B fails, the other motor B can still operate the rack to move forward and backward, ensuring normal swing of the mixing tank. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a top view structural schematic diagram of the polycarboxylic acid slump retaining mother liquor preparation instrument.

[0018] Figure 2 is a left view structural schematic diagram of the polycarboxylic acid slump retaining mother liquor preparation instrument.

[0019] Figure 3 is a side view structural schematic diagram of the polycarboxylic acid slump retaining mother liquor preparation instrument.

[0020] Figure 4 is a half-cut side view structural schematic diagram of the polycarboxylic acid slump retaining mother liquor preparation instrument.

[0021] In the drawings, the correspondence between the component names and the drawing numbers is as follows:

[0022] 1, mixing frame; 101, mixing tank; 102, cover plate; 103, motor A; 104, stirring teeth; 105, feeding pipe; 106, valve; 107, gear; 2, adjusting frame; 201, motor B; 202, U-shaped piece; 203, transmission rod; 204, sliding rod; 205, rack. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Unless otherwise defined, technical terms or scientific terms used herein shall have the ordinary meanings as understood by one of ordinary skill in the art to which this application belongs. The terms "a", "an", or "the" used in the application patent specification and claims are not meant to be limiting, but rather are used to indicate at least one. The terms "including", "containing", and "comprising" and the like are meant to be inclusive, and thus specify the presence of stated elements or components but do not preclude the presence or addition of other elements or components. The terms "connected", "coupled", and "in communication with" and the like are meant to be inclusive, and thus specify the presence of stated elements or components but do not preclude the presence or addition of other elements or components. The terms "upper", "lower", "left", "right", and the like are used to indicate relative positions, and thus can change when the absolute positions of the described objects change.

[0025] The embodiments of the application will be further described in detail with reference to the accompanying drawings and examples.

[0026] Embodiment:

[0027] As shown in the accompanying Figure 1 to the accompanying Figure 4 as shown:

[0028] The utility model provides a kind of polycarboxylic acid slump retaining mother liquor making instrument, including mixing frame 1;The inside upper side of mixing frame 1 is rotationally connected with the both sides position of mixing tank 101, and one adjusting frame 2 is respectively fixedly installed in the left and right sides position of mixing frame 1, and one motor B201 is arranged in the bottom front end position of each adjusting frame 2, and the rotating shaft of motor B201 is fixedly connected with the bottom position of U-shaped piece 202, U-shaped piece 202 is located in the inside front end position of adjusting frame 2, and the middle protruding position of U-shaped piece 202 is rotationally connected with the front end position of transmission rod 203, and transmission rod 203 is located in the inside position of adjusting frame 2, and the upper position of mixing tank 101 is provided with cover plate 102, and motor A103 is installed in the top middle position of cover plate 102, and the rotating shaft of motor A103 is fixedly connected with stirring tooth 104, and stirring tooth 104 is located in the inside middle position of mixing tank 101, and the top rear end middle position of cover plate 102 is provided with feed pipe 105, and the top front end middle position of cover plate 102 is provided with valve 106.

[0029] Among them, the inside rear end position of adjusting frame 2 is slidably connected with sliding rod 204, the front end position of sliding rod 204 is rotationally connected with the rear end position of transmission rod 203, the rear end middle position of sliding rod 204 is fixedly connected with rack 205, one gear 107 is fixedly installed in the left and right sides position of mixing tank 101, two gears 107 are symmetrically designed, and two gears 107 are engaged with one rack 205 respectively.

[0030] When using:

[0031] The molar ratio of modified polyether and unsaturated carboxylic acid is adjusted to 1: (1.0-7.0), then the amount of initiator, reducing agent, chain transfer agent is determined according to the weight ratio of the total amount of modified polyether and unsaturated carboxylic acid, and the range is controlled between 0.02% and 6.0%. Next, the well-proportioned materials are input into the mixing tank 101 through the feeding pipe 105, and the motor A 103 drives the stirring teeth 104 to work. The stirring teeth 104 mix the materials.

[0032] During the mixing process in the mixing tank 101, two motors B 201 are started simultaneously to drive the U-shaped piece 202 to rotate. Through the cooperation of the U-shaped piece 202 and the transmission rod 203, the sliding rod 204 reciprocally slides in the rear end position inside the adjusting frame 2. The two racks 205 will move forward and backward. Through the meshing transmission of the rack 205 and the gear 107, the mixing tank 101 is adjusted to swing, further changing the position of the materials inside the mixing tank 101, and improving the mixing efficiency by cooperating with the internal mixing of the stirring teeth 104.

[0033] Although the present application has been described with reference to the above embodiments, it will be understood by those skilled in the art that various changes can be made without departing from the spirit and scope of the present application as defined in the appended claims. Although this specification contains many specifics, these should not be construed as limiting the scope of the application but as merely describing a few exemplifying embodiments thereof. The scope of the application is defined by the appended claims and their equivalents, without being limited to the embodiments described above.

Claims

1. A polycarboxylic acid slump-retaining mother liquor making apparatus, characterized by: Including mixed frame (1);The inside of the mixed frame (1) is rotatably connected with the two sides of the mixing tank (101), and the left and right sides of the mixed frame (1) are respectively fixedly provided with an adjusting frame (2), the bottom of each adjusting frame (2) is provided with a motor B (201), the rotating shaft of the motor B (201) is fixedly connected with the bottom of the U-shaped piece (202), the U-shaped piece (202) is located at the inner front end of the adjusting frame (2), the middle convex position of the U-shaped piece (202) is rotatably connected with the front end of the transmission rod (203), and the transmission rod (203) is located in the inner position of the adjusting frame (2);The rear end of the adjusting frame (2) is slidably connected with a sliding rod (204), the front end of the sliding rod (204) is rotatably connected with the rear end of the transmission rod (203), and the rear end of the sliding rod (204) is fixedly connected with a rack (205); The left and right sides of the mixing tank (101) are fixedly provided with a gear (107), the two gears (107) are symmetrically designed, and the two gears (107) are respectively engaged with a rack (205).

2. The apparatus for preparing a polycarboxylic acid slump-retaining mother liquor according to claim 1, characterized by: The top of the mixing tank (101) is provided with a cover plate (102), the top of the cover plate (102) is provided with a motor A (103), the rotating shaft of the motor A (103) is fixedly connected with a stirring tooth (104), and the stirring tooth (104) is located in the middle of the mixing tank (101).

3. The apparatus for preparing a polycarboxylic acid slump-retaining mother liquor according to claim 2, characterized by: The top rear end of the cover plate (102) is provided with a feeding pipe (105), and the top front end of the cover plate (102) is provided with a valve (106).

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