Concrete admixture preparation reaction kettle

Abstract

The utility model relates to the technical field of concrete admixture preparation, and discloses a concrete admixture preparation reaction kettle which comprises a reaction kettle shell, a supporting frame is arranged on the surface of the reaction kettle shell, an auxiliary heating device is arranged in the reaction kettle shell, a mixing device is arranged in the reaction kettle shell, and a stirring device is arranged in the mixing device. The auxiliary heating device comprises a motor, a rotating shaft rod, an inner connecting frame plate, an inner scraping plate, an inner thermal insulation layer, a placing box piece, a hydraulic telescopic rod, a temperature detection sensor and an inner heating rod; and the motor is fixedly connected to the top of the reaction kettle shell. According to the concrete admixture preparation reaction kettle, by arranging the auxiliary heating device, after the internal temperature is reduced, the motor is started for mixing to keep the temperature, the interior is in a temperature environment suitable for preparation, the device can be heated to a proper value, the mixing efficiency is remarkably improved, the heat energy loss is reduced, and the preparation efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete admixture preparation technical field, concretely is a kind of concrete admixture preparation reaction kettle. BACKGROUND

[0002] Concrete admixture is the material that is added before or during the mixing of concrete, and its application can significantly reduce the cement consumption, improve the concrete strength, improve the concrete performance, prolong or shorten the setting time of concrete, etc. With the rapid development of global infrastructure, especially in large-scale construction projects such as railways, highways, airports and municipal engineering, the demand for concrete admixtures is increasing.

[0003] The prior art discloses a machine-made sand preparation track traffic fair-faced concrete admixture synthesis reaction kettle body. The machine-made sand preparation track traffic fair-faced concrete admixture synthesis reaction kettle body comprises a kettle body, a mounting box fixedly installed on the top of the kettle body, a moving groove arranged in the mounting box, and an adjusting device arranged in the moving groove. The device provides a machine-made sand preparation track traffic fair-faced concrete admixture synthesis reaction kettle body. The output shaft of the second servo motor is driven to rotate by an external power source, which drives the reciprocating screw rod to rotate and engage with the engaging plate to move up and down, so that the impact column moves up and down, and the top outer surface of the stirring wheel is impacted downward, so that the stirring wheel vibrates, and the fair-faced concrete admixture adhering to the inner cavity of the stirring cavity falls downward and is fully mixed with other fair-faced concrete admixtures. The device has a simple structure and high practicability, can clean the surface of the fair-faced concrete, and can fully mix the fair-faced concrete admixtures.

[0004] However, the above-mentioned concrete admixture preparation reaction kettle controls the output shaft of the second servo motor to rotate by an external power source, which drives the reciprocating screw rod to rotate and engage with the engaging plate to move up and down, so that the impact column moves up and down, and the top outer surface of the stirring wheel is impacted downward, so that the stirring wheel vibrates, and the fair-faced concrete admixtures are fully mixed and stirred. However, the above-mentioned components do not have a double-layer heating structure, and cannot be heated by this structure to significantly improve the mixing efficiency and reduce the heat loss. The preparation efficiency is low, and the effect is not good during use, which needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a concrete admixture preparation reaction kettle to solve the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a concrete admixture preparation reaction kettle, comprising a reaction kettle shell, a support frame is arranged on the surface of the reaction kettle shell, an auxiliary heating device is arranged in the reaction kettle shell, and a mixing device is arranged in the reaction kettle shell.

[0007] The auxiliary heating device includes a motor, a rotating shaft rod, an inner connecting frame plate, an inner scraping plate, an inner heat preservation layer, a placing box piece, a hydraulic telescopic rod, a temperature detection sensor and an inner heating rod, the motor is fixedly connected to the top of the reaction kettle shell, the rotating shaft rod is fixedly connected to the output shaft of the motor, the inner connecting frame plate is fixedly connected to the inside of the rotating shaft rod, the inner scraping plate is fixedly connected to the top of the inner connecting frame plate, the inner heating rod is connected to the inside of the inner scraping plate, the inner heat preservation layer is fixedly connected to the inner ring of the reaction kettle shell, and the placing box piece is fixedly connected to the bottom of the inner connecting frame plate close to the back.

[0008] Preferably, the mixing device includes a connecting strip, a mixing stirring plate, a connecting vertical rod, a connecting block, a mixing rod piece, a connecting disc, a first mixing connecting frame and a second mixing connecting frame, the connecting strip is fixedly connected to the inside of the rotating shaft rod close to the bottom end, the connecting vertical rod is fixedly connected to the top of the connecting strip, the connecting block is fixedly connected to the top of the connecting vertical rod, the mixing rod piece is fixedly connected to the inside of the connecting block, the connecting disc is fixedly connected to the side surface of the mixing rod piece, and the mixing stirring plate is fixedly connected to the side surface of the connecting strip.

[0009] Preferably, the top of the first mixing connecting frame is connected to the bottom of the mixing rod piece, and the top of the second mixing connecting frame is connected to the bottom right end of the mixing rod piece.

[0010] Preferably, the hydraulic telescopic rod is fixedly connected to the right side of the placing box piece, and the temperature detection sensor is fixedly connected to the top of the hydraulic telescopic rod.

[0011] Preferably, the second mixing connecting frame is fixedly connected to the top right end of the mixing stirring plate, and the first mixing connecting frame is fixedly connected to the top left side of the mixing stirring plate.

[0012] Preferably, the number of the mixing devices is three groups, and the three groups of mixing devices are equidistantly distributed on the surface of the rotating shaft rod close to the bottom end, and the arrangement of the multiple groups of mixing devices can increase the mixing treatment range and accelerate the mixing reaction rate.

[0013] Preferably, the inner scraping plate is slidingly connected to the inner wall of the inner heat preservation layer, and the back top end of the reaction kettle shell is provided with a feeding port; the inner scraping plate slides in close contact with the inner wall of the inner heat preservation layer, can generate heat through friction, can scrape off the raw materials on the inner wall, avoids the raw materials from being bonded, and the inner part of the inner heat preservation layer is provided with the inner heating rod; the inner heating rod cooperates with the heat generated through friction, can accelerate the heating efficiency, makes the internal temperature rise more conveniently for the preparation of the concrete admixture.

[0014] Compared with the prior art, the auxiliary heating device has the beneficial effects that:

[0015] The concrete admixture preparation reaction kettle, through the auxiliary heating device, can reduce the internal temperature, then start the motor to mix to keep the temperature, keep the internal temperature in the suitable preparation temperature environment, so that the device can heat to the suitable value, significantly improve the mixing efficiency, and reduce the heat energy loss, and the preparation efficiency is high.

[0016] The concrete admixture preparation reaction kettle, through the auxiliary heating device, can reduce the internal temperature, then start the motor to mix to keep the temperature, keep the internal temperature in the suitable preparation temperature environment, so that the device can heat to the suitable value, significantly improve the mixing efficiency, and reduce the heat energy loss, and the preparation efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole three-dimensional front view structure schematic diagram of the utility model;

[0018] Figure 2 It is the front view internal structure schematic diagram of the utility model;

[0019] Figure 3 It is the utility model Figure 2 The enlarged structure schematic diagram of A place in the utility model;

[0020] Figure 4 It is the utility model Figure 2 The enlarged structure schematic diagram of B place in the utility model.

[0021] In the drawing: 1, reaction kettle shell; 2, support frame; 3, auxiliary heating device; 301, motor; 302, rotating shaft; 303, inner connecting frame plate; 304, inner scraping plate; 305, inner insulation layer; 306, placing box; 307, hydraulic telescopic rod; 308, temperature detection sensor; 309, inner heating rod; 4, mixing device; 401, connecting strip; 402, mixing stirring plate; 403, connecting vertical rod; 404, connecting block; 405, mixing rod; 406, connecting disc; 407, first mixing connecting frame; 408, second mixing connecting frame. DETAILED DESCRIPTION

[0022] 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, not 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.

[0023] Please refer to Figures 1-4The utility model provides the following technical scheme:

[0024] A concrete admixture preparation reation kettle, including reation kettle casing 1, the surface of reation kettle casing 1 is provided with support frame 2, the inside of reation kettle casing 1 is provided with auxiliary heating device 3, the inside of reation kettle casing 1 is provided with mixing device 4.

[0025] Auxiliary heating device 3 includes motor 301, rotating shaft rod 302, inner connecting frame plate 303, inner scraper 304, inner heat preservation layer 305, placing box spare 306, hydraulic telescopic link 307, temperature detection sensor 308 and inner heating rod 309, motor 301 is fixedly connected to the top of reation kettle casing 1, rotating shaft rod 302 is fixedly connected to the output shaft of motor 301, inner connecting frame plate 303 is fixedly connected to the inside of rotating shaft rod 302, inner scraper 304 is fixedly connected to the top of inner connecting frame plate 303, inner heating rod 309 is connected to the inside of inner scraper 304, inner heat preservation layer 305 is fixedly connected to the inner ring of reation kettle casing 1, placing box spare 306 is fixedly connected to the bottom of inner connecting frame plate 303 near back, inner scraper 304 is slidably connected to the inner wall of inner heat preservation layer 305, the back top of reation kettle casing 1 is provided with feed inlet, inner scraper 304 is slid along the inner wall of inner heat preservation layer 305, can carry out frictional heat generation, and can scrape the raw material of inner wall, avoid raw material bonding, and the inside of inner heat preservation layer 305 is provided with inner heating rod 309, cooperate frictional heat generation, can accelerate heating efficiency, make internal temperature increase more convenient concrete admixture's preparation, hydraulic telescopic link 307 is fixedly connected to the right side of placing box spare 306, temperature detection sensor 308 is fixedly connected to the top of hydraulic telescopic link 307.

[0026] The mixing device 4 comprises a connecting strip 401, a mixing stirring plate 402, a connecting vertical rod 403, a connecting block 404, a mixing rod 405, a connecting disc 406, a first mixing connecting frame 407, and a second mixing connecting frame 408. The connecting strip 401 is fixedly connected to the inner part of the rotating shaft 302 close to the bottom end. The connecting vertical rod 403 is fixedly connected to the top of the connecting strip 401. The connecting block 404 is fixedly connected to the top of the connecting vertical rod 403. The mixing rod 405 is fixedly connected to the inner part of the connecting block 404. The connecting disc 406 is fixedly connected to the side of the mixing rod 405. The mixing stirring plate 402 is fixedly connected to the side of the connecting strip 401. The top of the first mixing connecting frame 407 is connected to the bottom of the mixing rod 405. The top of the second mixing connecting frame 408 is connected to the bottom right end of the mixing rod 405. The second mixing connecting frame 408 is fixedly connected to the top right end of the mixing stirring plate 402. The first mixing connecting frame 407 is fixedly connected to the top left side of the mixing stirring plate 402. The number of the mixing device 4 is three groups. The three groups of mixing devices 4 are equally spaced and distributed on the surface of the rotating shaft 302 close to the bottom end. The arrangement of multiple groups of mixing devices 4 can increase the range of mixing treatment and accelerate the rate of mixing reaction.

[0027] In use, the raw materials for preparing concrete admixtures can be added through the feed inlet at the top end of the back of the reaction kettle shell 1, and then the motor 301 can be started to drive the rotating shaft rod 302 to rotate, thereby driving the mixing device 4 at the bottom of the surface of the rotating shaft rod 302 to rotate synchronously to achieve mixing and preparation processing. The rotating shaft rod 302 drives the connecting strip 401 and the mixing stir plate 402 to rotate, and the connecting strip 401 and the mixing stir plate 402 can help mixing. A connecting vertical rod 403 and a connecting block 404 are arranged at the top of the connecting strip 401 to support a connecting mixing rod 405 and a connecting disc 406. The mixing rod 405 can also help mixing. The mixing rod 405 and the mixing stir plate 402 are connected by a second mixing connecting frame 408 and a first mixing connecting frame 407, and the second mixing connecting frame 408 and the first mixing connecting frame 407 can also help mixing. Multiple mixing components are arranged inside to accelerate the mixing rate, and the use effect is good. An inner connecting frame plate 303 is arranged on the surface of the rotating shaft rod 302 near the middle upper position. An inner scraping plate 304 is arranged on the back of the inner connecting frame plate 303. The inner scraping plate 304 slides against the inner wall of an inner thermal insulation layer 305 to generate heat by friction and scrape off the raw materials on the inner wall to avoid adhesion of the raw materials. An inner heating rod 309 is arranged in the inner thermal insulation layer 305 to cooperate with the heat generated by friction to accelerate the heating efficiency, so that the internal temperature rises to facilitate the preparation of concrete admixtures. A temperature detection sensor 308 that can be raised and lowered can extend to a position near the inner thermal insulation layer 305 above the rotating shaft rod 302 when the rotating shaft rod 302 is not rotating to detect the surface temperature of the inner thermal insulation layer 305. The internal temperature of the inner heating rod 309 rises after a long time of work, and the temperature of the inner wall needs to be prevented from being higher than a preset value to affect the preparation of the internal admixtures. When the detected temperature approaches the preset value, the inner heating rod 309 needs to be turned off, and then the motor 301 is turned off to stop the rotation of the rotating shaft rod 302. The internal temperature is lowered, and then the motor 301 is started again for mixing to maintain the temperature. The internal temperature is in a suitable preparation temperature environment, so that the device can be heated to a suitable value to significantly improve the mixing efficiency and reduce the loss of heat energy, and the preparation efficiency is high.

[0028] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A concrete admixture preparation reactor, comprising a reactor shell (1), characterized in that: The surface of the reaction kettle shell (1) is provided with a support frame (2), the inside of the reaction kettle shell (1) is provided with an auxiliary heating device (3), and the inside of the reaction kettle shell (1) is provided with a mixing device (4); The auxiliary heating device (3) includes a motor (301), a rotating shaft rod (302), an inner connecting frame plate (303), an inner scraper (304), an inner heat preservation layer (305), a placing box piece (306), a hydraulic telescopic rod (307), a temperature detection sensor (308) and an inner heating rod (309), the motor (301) is fixedly connected to the top of the reaction kettle shell (1), the rotating shaft rod (302) is fixedly connected to the output shaft of the motor (301), the inner connecting frame plate (303) is fixedly connected to the inside of the rotating shaft rod (302), the inner scraper (304) is fixedly connected to the top of the inner connecting frame plate (303), the inner heating rod (309) is connected to the inside of the inner scraper (304), the inner heat preservation layer (305) is fixedly connected to the inner ring of the reaction kettle shell (1), and the placing box piece (306) is fixedly connected to the bottom of the inner connecting frame plate (303) close to the back.

2. The concrete admixture preparation reactor according to claim 1, characterized in that: The mixing device (4) includes a connecting strip (401), a mixing stirring plate (402), a connecting vertical rod (403), a connecting block (404), a mixing rod piece (405), a connecting disc (406), a first mixing connecting frame (407) and a second mixing connecting frame (408), the connecting strip (401) is fixedly connected to the inside of the rotating shaft rod (302) close to the bottom end, the connecting vertical rod (403) is fixedly connected to the top of the connecting strip (401), the connecting block (404) is fixedly connected to the top of the connecting vertical rod (403), the mixing rod piece (405) is fixedly connected to the inside of the connecting block (404), the connecting disc (406) is fixedly connected to the side of the mixing rod piece (405), and the mixing stirring plate (402) is fixedly connected to the side of the connecting strip (401).

3. The concrete admixture preparation reactor according to claim 2, characterized in that: The top of the first mixing connecting frame (407) is connected to the bottom of the mixing rod piece (405), and the top of the second mixing connecting frame (408) is connected to the bottom right end of the mixing rod piece (405).

4. The concrete admixture preparation reactor according to claim 1, characterized in that: The hydraulic telescopic rod (307) is fixedly connected to the right side of the placing box piece (306), and the temperature detection sensor (308) is fixedly connected to the top of the hydraulic telescopic rod (307).

5. The concrete admixture preparation reactor according to claim 2, characterized in that: The second mixing connecting frame (408) is fixedly connected to the top right end of the mixing stirring plate (402), and the first mixing connecting frame (407) is fixedly connected to the top left side of the mixing stirring plate (402).

6. The concrete admixture preparation reactor according to claim 2, characterized in that: The number of the mixing device (4) is three groups, and the three groups of the mixing device (4) are equidistantly distributed on the surface of the rotating shaft rod (302) close to the bottom end.

7. The concrete admixture preparation reactor according to claim 1, characterized in that: The inner scraper (304) is slidingly connected to the inner wall of the inner heat preservation layer (305), and the back top end of the reaction kettle shell (1) is provided with a feeding port.

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