High-mixing-uniformity autoclave for processing autoclaved aerated concrete

By using constant temperature pipes in the autoclave to maintain the temperature of the mixing box consistent, and discharge steam into the gas storage chamber after the concrete is processed, the moisture residue problem caused by high-temperature steam condensation is solved, shortening the solidification time of the concrete and improving safety.

CN222904485UActive Publication Date: 2025-05-27LIUZHOU DEHUA BUILDING MATERIALS CO LTD
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Patent Information

Application Number
CN202421355542.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-14
Publication Date
2025-05-27
Estimated Expiration
2034-06-14

AI Technical Summary

Technical Problem

During the autoclave of aerated concrete, high-temperature steam is prone to condense into water droplets and gathers at the bottom of the kettle, resulting in the inside of the concrete containing moisture and prolonging the solidification time.

Method used

An autoclave including a processing mechanism and a pressurization mechanism is designed to keep the internal temperature of the mixing box consistent with the steam temperature through a constant temperature pipe to avoid steam condensation. After the concrete processing is completed, the steam is discharged into the gas storage chamber to prevent condensation.

Benefits of technology

It effectively avoids moisture residue caused by steam condensation, shortens the solidification time of concrete, reduces the risk of workers being scalded by steam, and improves safety.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222904485U_ABST
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Abstract

The utility model discloses a high-mixing-uniformity still kettle for processing autoclaved aerated concrete, which relates to the technical field of still kettles and comprises a workbench, a processing mechanism mounted on the right side of the top end of the workbench, a pressurizing mechanism mounted on the left side of the top end of the workbench and used for pressurizing the inside of the processing mechanism, and a steam supply pipe mounted on the right side of the top end of the workbench. One end of the steam conveying mechanism is connected with the processing mechanism, and the other end is connected with the pressurizing mechanism. By arranging the processing mechanism and the heat insulation layer, workers can be prevented from being scalded by high temperature on the surface of the equipment when touching the processing equipment by mistake in the concrete processing process, potential safety hazards are reduced, the temperature in the mixing box is kept consistent with introduced steam through the constant-temperature pipe, and the situation that the temperature is inconsistent after the steam is introduced into the mixing box is avoided. Therefore, water drops appear at the bottom of the mixing box due to steam condensation, the concrete contains water after being processed, and the setting time of the concrete is prolonged.
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Description

Technical Field

[0001] The utility model relates to the technical field of autoclaves, and particularly relates to an autoclave for processing autoclaved aerated concrete with high mixing uniformity. Background Technique

[0002] An autoclave is a pressure vessel for steam autoclaving composite materials such as aerated concrete. In the existing device during the autoclaving process of aerated concrete, high-temperature steam needs to be continuously added into the autoclave body. The temperature difference between the high-temperature steam itself and the ambient temperature inside the autoclave is too large. After the high-temperature steam is injected, it is easy to condense into water droplets when contacting the aerated concrete or the inner wall of the autoclave body. The water droplets formed by the condensation of the high-temperature steam will accumulate at the bottom of the autoclave body, resulting in moisture in the concrete after processing and increasing the setting time of the concrete. Content of the Utility Model

[0003] To solve the above technical problems, an autoclave for processing autoclaved aerated concrete with high mixing uniformity is provided. This technical solution solves the problem that in the existing device during the autoclaving process of aerated concrete, high-temperature steam needs to be continuously added into the autoclave body, the temperature difference between the high-temperature steam itself and the ambient temperature inside the autoclave is too large, after the high-temperature steam is injected, it is easy to condense into water droplets when contacting the aerated concrete or the inner wall of the autoclave body, the water droplets formed by the condensation of the high-temperature steam will accumulate at the bottom of the autoclave body, resulting in moisture in the concrete after processing and increasing the setting time of the concrete.

[0004] To achieve the above purposes, the technical solution adopted by the utility model is as follows:

[0005] An autoclave for processing autoclaved aerated concrete with high mixing uniformity, comprising:

[0006] A workbench;

[0007] A processing mechanism, which is installed on the right side of the top of the workbench;

[0008] A pressurizing mechanism, which is installed on the left side of the top of the workbench and is used to pressurize the inside of the processing mechanism;

[0009] A steam supply pipe, one end of which is connected to the processing mechanism and the other end is connected to the pressurizing mechanism, and is used to convey steam to the processing mechanism;

[0010] Among them, the processing mechanism includes:

[0011] A heat insulation layer, the bottom end of which is fixedly connected to the right side of the top of the workbench;

[0012] A partition board, which is fixedly connected to the inner cavity of the heat insulation layer and divides its interior into a gas storage cavity and a constant temperature cavity;

[0013] The constant temperature tube is arranged on the inner surface of the constant temperature cavity;

[0014] The mixing box is fixedly connected to the inner surface of the constant temperature tube, and the bottom end of the mixing box is fixedly connected to the bottom end of the inner cavity of the constant temperature cavity;

[0015] There are two groups of first fixing seats, and the two groups of the first fixing seats are fixedly installed on the outer surface of the heat insulation layer;

[0016] The electric push rod is fixedly installed at the top end of the first fixing seat;

[0017] The top plate, the edge of the top plate is fixedly connected to the output end of the electric push rod;

[0018] The box cover is fixedly connected to the center of the bottom end of the top plate;

[0019] There are two groups of second fixing seats, and the two groups of the second fixing seats are fixedly connected to the top end of the top plate;

[0020] The motor is fixedly installed between the two groups of the second fixing seats, and the output end of the motor sequentially penetrates through the top plate and the box cover from top to bottom;

[0021] The stirring blade is fixedly connected to the output end of the motor;

[0022] The connecting pipe is fixedly connected to the outer surface of the heat insulation layer;

[0023] The switching valve is arranged in the middle of the connecting pipe and is used to reduce the pressure inside the mixing box.

[0024] Preferably, the pressurizing mechanism includes:

[0025] The heat insulation box, the bottom end of the heat insulation box is fixedly connected to the left side of the top end of the workbench;

[0026] The water pump is fixedly installed in the middle of the top end of the heat insulation box;

[0027] The water inlet pipe is fixedly connected to the input end of the water pump;

[0028] The water outlet pipe, one end of the water outlet pipe is fixedly connected to the output end of the water pump, and the other end of the water outlet pipe is communicated with the inside of the heat insulation box;

[0029] The heating pipe is arranged at the bottom end of the inner cavity of the heat insulation box, and the heating pipe is arranged in a ring structure and is used to evaporate liquid water into gaseous water.

[0030] Preferably, the size of the box cover is equal to the inner diameter size of the mixing box.

[0031] Preferably, one end of the connecting pipe is communicated with the mixing box, and the other end of the connecting pipe is communicated with the air storage cavity.

[0032] Preferably, one end of the steam supply pipe communicates with the inside of the mixing box, the other end communicates with the inside of the heat insulation box, and a valve is provided in the middle of the steam supply pipe.

[0033] Compared with the prior art, the present utility model provides an autoclave for processing autoclaved aerated concrete with high mixing uniformity, and has the following beneficial effects:

[0034] The present utility model is provided with a processing mechanism. The heat insulation layer can prevent workers from being scalded by the high temperature on the surface of the processing equipment due to accidental contact during the concrete processing. Before the mixing box performs a pressurization operation, the power supply of the constant temperature pipe is turned on to make the temperature inside the mixing box consistent with the introduced steam, avoiding inconsistent temperatures after the steam is introduced into the mixing box, thereby causing steam condensation and water droplets to appear at the bottom of the mixing box, making the concrete contain moisture after processing, increasing the setting time of the concrete. When the concrete processing is completed, the communication pipe is opened to discharge the steam inside the mixing box into the gas storage cavity, preventing workers from being scalded by the steam when taking out the concrete and reducing potential safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 is a schematic structural diagram of the present utility model;

[0036] Figure 2 is an internal structural diagram of the processing mechanism of the present utility model;

[0037] Figure 3 is an internal structural diagram of the pressurization mechanism of the present utility model.

[0038] The reference numerals in the figures are:

[0039] 1, workbench; 2, processing mechanism; 201, heat insulation layer; 202, partition board; 203, gas storage cavity; 204, constant temperature cavity; 205, constant temperature pipe; 206, mixing box; 207, first fixing seat; 208, electric push rod; 209, top plate; 210, box cover; 211, second fixing seat; 212, motor; 213, stirring blade; 214, communication pipe; 215, switch valve; 3, pressurization mechanism; 301, heat insulation box; 302, water pump; 303, water inlet pipe; 304, water outlet pipe; 305, heating pipe; 4, steam supply pipe; 401, valve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0040] The following description is used to disclose the present utility model so that those skilled in the art can implement the present utility model. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations.

[0041] Refer to Figure 1 and Figure 3As shown in the figure, an autoclave for processing autoclaved aerated concrete with high mixing uniformity includes:

[0042] Workbench 1;

[0043] Processing mechanism 2, which is installed on the right side of the top of workbench 1;

[0044] Pressurizing mechanism 3, which is installed on the left side of the top of workbench 1 and is used to pressurize the inside of processing mechanism 2;

[0045] Pressurizing mechanism 3 includes:

[0046] Heat insulation box 301, the bottom end of heat insulation box 301 is fixedly connected to the left side of the top of workbench 1;

[0047] Water pump 302, water pump 302 is fixedly installed in the middle of the top of heat insulation box 301;

[0048] Water inlet pipe 303, water inlet pipe 303 is fixedly connected to the input end of water pump 302;

[0049] Water outlet pipe 304, one end of water outlet pipe 304 is fixedly connected to the output end of water pump 302, and the other end of water outlet pipe 304 is communicated with the inside of heat insulation box 301;

[0050] Heating pipe 305, heating pipe 305 is arranged at the bottom end of the inner cavity of heat insulation box 301, and heating pipe 305 is arranged in a ring structure and is used to evaporate liquid water into gaseous water

[0051] Steam supply pipe 4, one end of which is connected to processing mechanism 2 and the other end is connected to pressurizing mechanism 3, and is used to transport steam to processing mechanism 2;

[0052] One end of steam supply pipe 4 is communicated with the inside of mixing box 206, the other end is communicated with the inside of heat insulation box 301, and a valve 401 is arranged in the middle of steam supply pipe 4.

[0053] The staff connects the external water source to water inlet pipe 303, water pump 302 sends water into the inside of heat insulation box 301 through water outlet pipe 304. When the height of the water inside heat insulation box 301 is slightly lower than the bottom end of steam supply pipe 4, stop the operation of water pump 302, heating pipe 305 heats the water to vaporize the liquid water into steam, open valve 401, and the steam enters processing mechanism 2 through steam supply pipe 4 to pressurize processing mechanism 2. When the pressure inside processing mechanism 2 reaches the pressure that can be used for processing, close valve 401, and processing mechanism 2 processes the concrete.

[0054] Refer to Figure 2 As shown in the figure, processing mechanism 2 includes:

[0055] Heat insulation layer 201, the bottom end of heat insulation layer 201 is fixedly connected to the right side of the top of workbench 1;

[0056] The partition plate 202 is fixedly connected to the inner cavity of the heat insulation layer 201 and divides its interior into a gas storage cavity 203 and a constant temperature cavity 204;

[0057] The constant temperature pipe 205 is arranged on the inner surface of the constant temperature cavity 204;

[0058] The mixing box 206 is fixedly connected to the inner surface of the constant temperature pipe 205, and the bottom end of the mixing box 206 is fixedly connected to the bottom end of the inner cavity of the constant temperature cavity 204;

[0059] There are two groups of the first fixing seats 207, and the two groups of the first fixing seats 207 are fixedly installed on the outer surface of the heat insulation layer 201;

[0060] The electric push rod 208 is fixedly installed at the top end of the first fixing seat 207;

[0061] The top plate 209 has its edge fixedly connected to the output end of the electric push rod 208;

[0062] The box cover 210 is fixedly connected to the center of the bottom end of the top plate 209, and the size of the box cover 210 is equal to the inner diameter size of the mixing box 206;

[0063] There are two groups of the second fixing seats 211, and the two groups of the second fixing seats 211 are fixedly connected to the top end of the top plate 209;

[0064] The motor 212 is fixedly installed between the two groups of the second fixing seats 211, and the output end of the motor 212 sequentially penetrates through the top plate 209 and the box cover 210 from top to bottom;

[0065] The stirring blade 213 is fixedly connected to the output end of the motor 212;

[0066] The connecting pipe 214 is fixedly connected to the outer surface of the heat insulation layer 201, one end of the connecting pipe 214 is communicated with the mixing box 206, and the other end of the connecting pipe 214 is communicated with the gas storage cavity 203;

[0067] The switching valve 215 is arranged in the middle of the connecting pipe 214 and is used to reduce the pressure inside the mixing box 206.

[0068] Before introducing steam, first use the constant temperature pipe 205 to heat the mixing box 206. After the temperature of the mixing box 206 is consistent with the temperature of the steam, open the valve 401 to allow the steam to enter the interior of the mixing box 206. The heat insulation layer 201 keeps its outer surface at the same temperature as the external environment, preventing workers from being scalded by accidentally touching the device. After the internal pressure of the mixing box 206 reaches the level where concrete processing operations can be carried out, close the valve 401 and process the concrete. After the concrete processing is completed, open the switching valve 215 to allow the steam inside the mixing box 206 to enter the gas storage cavity 203. This avoids the mixing box 206 from cooling down and steam condensation, preventing moisture from being contained in the concrete. At the same time, it also prevents workers from being scalded by steam and reduces potential safety hazards.

[0069] When the present utility model is in use, first close the switching valve 215 and the valve 401. Use the water pump 302 to transport water into the heat insulation box 301, and the heating pipe 305 heats the water inside the heat insulation box 301 to vaporize it. At the same time, the constant temperature pipe 205 heats the mixing box 206. After the temperature inside the mixing box 206 is consistent, open the valve 401 to allow the steam to enter the interior of the mixing box 206 and pressurize the mixing box 206. After the internal pressure reaches the level where concrete processing can be carried out, close the valve 401. The motor 212 processes the concrete inside the mixing box 206. After the concrete processing is completed, open the switching valve 215 to allow the steam inside the mixing box 206 to enter the gas storage cavity 203. After the steam inside the mixing box 206 completely enters the gas storage cavity 203, close the switching valve 215, and workers remove the processed concrete inside the mixing box 206.

[0070] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification is only the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. An autoclave for processing autoclaved aerated concrete with high mixing uniformity, characterized in that: include: Workbench (1); A processing mechanism (2) is installed on the top right side of the workbench (1); A pressurizing mechanism (3), which is installed on the left side of the top end of the workbench (1) and is used to pressurize the interior of the processing mechanism (2); A steam delivery pipe (4), one end of which is connected to the processing mechanism (2) and the other end of which is connected to the pressurizing mechanism (3), and is used to deliver steam to the processing mechanism (2); The processing mechanism (2) includes: A heat insulation layer (201), the bottom end of the heat insulation layer (201) is fixedly connected to the top right side of the workbench (1); A partition plate (202), the partition plate (202) is fixedly connected to the inner cavity of the heat insulation layer (201), and divides the inner cavity into an air storage cavity (203) and a constant temperature cavity (204); A constant temperature tube (205), the constant temperature tube (205) is arranged on the inner surface of the constant temperature chamber (204); A mixing box (206), the mixing box (206) is fixedly connected to the inner surface of the constant temperature tube (205), and the bottom end of the mixing box (206) is fixedly connected to the bottom end of the inner cavity of the constant temperature cavity (204); A first fixing seat (207), wherein two groups of the first fixing seats (207) are provided, and the two groups of the first fixing seats (207) are fixedly installed on the outer surface of the heat insulation layer (201); An electric push rod (208), the electric push rod (208) is fixedly mounted on the top of the first fixing seat (207); A top plate (209), the edge of which is fixedly connected to the output end of the electric push rod (208); A box cover (210), the box cover (210) is fixedly connected to the bottom center of the top plate (209); A second fixing seat (211), wherein two groups of the second fixing seats (211) are provided, and the two groups of the second fixing seats (211) are fixedly connected to the top end of the top plate (209); A motor (212), the motor (212) is fixedly installed between the two sets of the second fixing seats (211), and the output end of the motor (212) passes through the top plate (209) and the box cover (210) in sequence from top to bottom; A stirring blade (213), the stirring blade (213) is fixedly connected to the output end of the motor (212); A connecting pipe (214), the connecting pipe (214) is fixedly connected to the outer surface of the heat insulation layer (201); The switch valve (215) is arranged in the middle of the connecting pipe (214) and is used to reduce the pressure inside the mixing box (206).

2. The autoclave for processing autoclaved aerated concrete with high mixing uniformity according to claim 1, characterized in that: The size of the box cover (210) is equal to the inner diameter of the mixing box (206).

3. The autoclave for processing autoclaved aerated concrete with high mixing uniformity according to claim 1, characterized in that: One end of the connecting tube (214) is connected to the mixing box (206), and the other end of the connecting tube (214) is connected to the air storage chamber (203).

4. The autoclave for processing autoclaved aerated concrete with high mixing uniformity according to claim 1, characterized in that: The pressurizing mechanism (3) comprises: A heat insulation box (301), the bottom end of the heat insulation box (301) is fixedly connected to the left side of the top end of the workbench (1); A water pump (302), the water pump (302) is fixedly installed at the middle of the top end of the heat insulation box (301); A water inlet pipe (303), the water inlet pipe (303) is fixedly connected to the input end of the water pump (302); A water outlet pipe (304), one end of which is fixedly connected to the output end of the water pump (302), and the other end of which is in communication with the interior of the heat insulation box (301); The heating tube (305) is arranged at the bottom end of the inner cavity of the heat-insulating box (301), and the heating tube (305) is arranged as a ring structure, and is used to evaporate liquid water into gaseous water.

5. The autoclave for processing autoclaved aerated concrete with high mixing uniformity according to claim 1, characterized in that: One end of the steam delivery pipe (4) is in communication with the interior of the mixing box (206), and the other end is in communication with the interior of the heat insulation box (301). A valve (401) is provided in the middle of the steam delivery pipe (4).