阅读说明：本技术 一种多转速泡沫混凝土搅拌设备 (Multi-rotation-speed foam concrete stirring equipment ) 是由 沈天坤 于 2021-07-31 设计创作，主要内容包括：本发明提出了一种多转速泡沫混凝土搅拌设备,涉及泡沫混凝土生产技术领域。一种多转速泡沫混凝土搅拌设备,包括支架、混料筒和搅拌器,混料筒设置在支架上,搅拌器包括搅拌轴和伺服电机,搅拌轴沿混料筒的轴线方向设置在混料筒内,搅拌轴一端伸出混料筒,并与伺服电机的输出端连接,伺服电机设置于混料筒上。该多转速泡沫混凝土搅拌设备能够在泡沫混凝土生产搅拌过程中,对搅拌速度可控,使搅拌速度与泡沫混凝土在生产过程中各阶段需要的转速匹配,搅拌出质量更好的泡沫混凝土。(The invention provides multi-rotation-speed foam concrete stirring equipment, and relates to the technical field of foam concrete production. The utility model provides a many rotational speeds foam concrete mixing equipment, includes support, mixing cylinder and agitator, and mixing cylinder sets up on the support, and the agitator includes (mixing) shaft and servo motor, and the (mixing) shaft sets up in mixing cylinder along mixing cylinder's axis direction, and mixing cylinder is stretched out to (mixing) shaft one end to be connected with servo motor's output, servo motor sets up on mixing cylinder. The multi-rotation-speed foam concrete stirring equipment can control the stirring speed in the foam concrete production and stirring process, so that the stirring speed is matched with the rotation speed required by each stage of the foam concrete in the production process, and the foam concrete with better quality is stirred.)

1. The utility model provides a many rotational speeds foam concrete agitated vessel which characterized in that, includes support, mixing barrel and agitator, mixing barrel sets up on the support, the agitator includes (mixing) shaft and servo motor, the (mixing) shaft is followed mixing barrel's axis direction sets up in the mixing barrel, (mixing) shaft one end stretches out mixing barrel to with servo motor's output is connected, servo motor set up in on the mixing barrel.

2. The multi-speed foamed concrete mixing apparatus of claim 1 wherein said mixing drum is provided with an end cap at one end and said servo motor is provided on said end cap.

3. The multi-speed foam concrete mixing apparatus of claim 1 wherein a control unit is connected to said servo motor.

4. The multi-speed foam concrete mixing apparatus according to claim 3 wherein said control unit is connected to a command input.

5. The multiple-speed foam concrete mixing apparatus according to claim 1 wherein a discharge hopper is disposed below said mixing drum, said discharge hopper being in communication with said mixing drum.

6. The multiple-speed foam concrete mixing apparatus according to claim 5, wherein an outlet end of said discharge hopper is provided with a discharge pipe, and a control valve is connected in series to said discharge pipe.

7. The multi-speed foam concrete mixing apparatus according to claim 6 wherein an outlet end of said discharge pipe is connected to a feed tank body, said feed tank body comprising a barrel body and a plurality of discharge pipes, said discharge pipe being in vertical communication with said barrel body, said plurality of discharge pipes being disposed at regular intervals below said barrel body, and said plurality of discharge pipes being in communication with said barrel body.

8. The multi-speed foamed concrete mixing apparatus according to claim 1 wherein said mixing shaft has a plurality of cutting blades uniformly spaced thereon.

9. The multi-speed foam concrete mixing apparatus according to claim 2, wherein a stabilizing member is disposed between the servo motor and the end cap, the stabilizing member is a cylindrical structure, the cylindrical structure penetrates through the end cap, the servo motor is disposed on the cylindrical structure located outside the end cap, and the mixing shaft extends into the cylindrical structure and is connected to the servo motor.

10. The multiple-speed foam concrete mixing apparatus according to claim 2 wherein said end cap is provided with a plurality of feed ports for feeding different raw mix materials.

Technical Field

The invention relates to the technical field of foam concrete production, in particular to multi-rotation-speed foam concrete stirring equipment.

Background

The foam concrete is a novel light heat-insulating material containing a large number of closed air holes, which is formed by fully foaming a foaming agent in a mechanical mode through a foaming system of a foaming machine, uniformly mixing foam and cement slurry, then carrying out cast-in-place construction or mould forming through a pumping system of the foaming machine and carrying out natural maintenance. The foam concrete is a lightweight, heat-preserving, heat-insulating, fire-resistant, sound-insulating and frost-resistant concrete material, slurry can be automatically leveled and self-compacted, construction workability is good, pumping and leveling are convenient, the foam concrete is almost compatible with other building materials, and strength is adjustable. The existing foam concrete stirring is divided into a plurality of stages, and when cement and other gelled material slurry is stirred in the first stage, low-speed stirring is adopted due to large consistency and large resistance; after a small amount of foam is added, the viscosity and the consistency are rapidly reduced, the resistance of the stirrer is reduced, and the rotating speed is increased to be medium speed so as to increase the impact dispersion force on the gelled slurry; when a large amount of foam is added, the slurry becomes very thin, the resistance is further reduced, and the rotating speed can be adjusted to be higher, so that the foam can be uniformly mixed in a short time. The high rotating speed in the later stage is favorable for crushing the suspended slurry blocks, the sinking layering after the pouring is reduced, the materials are suspended in a fine state, the existing foam concrete stirring equipment for keeping the slurry stable can only realize the rotation of one rotating speed generally, and the rotating speed cannot be adjusted quickly and effectively, so that the quality of the foam concrete is reduced due to the problem of rotating speed adjustment.

Disclosure of Invention

The invention aims to provide a multi-rotation-speed foam concrete stirring device which can control the stirring speed in the foam concrete production and stirring process, so that the stirring speed is matched with the rotation speed required by each stage of the foam concrete in the production process, and the foam concrete with better quality is stirred.

The embodiment of the invention is realized by the following steps:

the embodiment of the application provides a many rotational speeds foam concrete agitated vessel, including support, mixing barrel and agitator, mixing barrel sets up on the support, and the agitator includes (mixing) shaft and servo motor, and the (mixing) shaft sets up in mixing barrel along mixing barrel's axis direction, and mixing barrel is stretched out to (mixing) shaft one end to be connected with servo motor's output, servo motor sets up on mixing barrel.

In some embodiments of the present invention, an end cap is disposed at one end of the mixing cylinder, and the servo motor is disposed on the end cap.

In some embodiments of the present invention, a control unit is connected to the servo motor.

In some embodiments of the present invention, the control unit is connected to a command input terminal.

In some embodiments of the present invention, a discharge hopper is disposed below the mixing cylinder, and the discharge hopper is communicated with the mixing cylinder.

In some embodiments of the present invention, the outlet end of the discharge hopper is provided with a discharge pipe, and the discharge pipe is connected with a control valve in series.

In some embodiments of the present invention, the outlet end of the discharge pipe is connected to a discharge tank body, the discharge tank body includes a cylinder main body and a plurality of discharge pipes, the discharge pipe is vertically communicated with the cylinder main body, the plurality of discharge pipes are uniformly arranged below the cylinder main body at intervals, and the plurality of discharge pipes are communicated with the cylinder main body.

In some embodiments of the present invention, the stirring shaft is provided with a plurality of cutting blades at regular intervals.

In some embodiments of the present invention, a fixing part is disposed between the servo motor and the end cover, the fixing part is a cylindrical structure, the cylindrical structure penetrates through the end cover, the servo motor is disposed on the cylindrical structure located outside the end cover, and the stirring shaft extends into the cylindrical structure and is connected to the servo motor.

In some embodiments of the present invention, the end cap is provided with a plurality of feed inlets, and the plurality of feed inlets are used for introducing different raw stirring materials.

Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:

the invention provides multi-rotation-speed foam concrete stirring equipment which comprises a support, a mixing barrel and a stirrer. The support is used for supporting each device, and the mixing cylinder is arranged on the support and supports the mixing cylinder. The mixing cylinder provides a mixing place for production and mixing of foam concrete, and the concrete is restrained in the mixing cylinder. The stirrer is used for stirring the foam concrete, and after the raw materials are added into the concrete cylinder, the stirrer can be started for stirring and mixing. The stirrer comprises a stirring shaft and a servo motor, the stirring shaft is arranged in the mixing barrel along the axial direction of the mixing barrel, one end of the stirring shaft extends out of the mixing barrel and is connected with the output end of the servo motor, and the servo motor is arranged on the mixing barrel. The servo motor can be used for driving the stirring shaft to rotate after being connected with the stirring shaft, so that the stirring shaft can stir the raw materials in the mixing cylinder. The servo motor can control the output rotating speed, the position precision is very accurate, and a voltage signal can be converted into torque and rotating speed to drive the stirring shaft to rotate. The servo motor rotor speed is controlled by the input signal and can react quickly, and the servo motor rotor speed is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert the received electric signal into angular displacement or angular speed on a motor shaft for output. Along with in the raw materials constantly adds the churn, the stickness of mixing the raw materials also can increase, consequently requires more to the output torque of (mixing) shaft, also needs to heighten to the rotational speed requirement of (mixing) shaft simultaneously, and above-mentioned servo motor has the function of adjusting torque and rotational speed, and the realization that can be better mixes the stirring of principle, promotes the quality of foam concrete.

Therefore, the multi-rotation-speed foam concrete stirring equipment can control the stirring speed in the foam concrete production and stirring process, so that the stirring speed is matched with the rotation speed required by each stage of the foam concrete in the production process, and the foam concrete with better quality is stirred.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic three-dimensional structure of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic cross-sectional structure diagram of a blanking tank body in the embodiment of the invention;

fig. 5 is a control block diagram of a control unit in the embodiment of the present invention.

Icon: 1-support, 2-blanking tank body, 201-cylinder body, 202-discharge pipe, 3-control valve, 4-discharge pipe, 5-discharge hopper, 6-mixing cylinder, 7-end cover, 8-stabilizing part, 9-servo motor, 10-feed inlet, 11-stirring shaft, 12-cutting fan blade, 13-spiral shaft and 14-driving motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the appearances of the terms "first," "second," "third," and the like, if any, are only used to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "plurality" if any, means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1 and 2, fig. 1 is a schematic three-dimensional structure diagram according to an embodiment of the invention; FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention. The embodiment provides a many rotational speeds foam concrete mixing equipment, including support 1, mixing cylinder 6 and agitator. The support 1 is used for supporting each device, and the mixing cylinder 6 is arranged on the support 1 and supports the mixing cylinder 6. The mixing cylinder 6 provides a mixing place for production and mixing of foam concrete, and the concrete is restrained in the mixing cylinder 6. The stirrer is used for stirring the foam concrete, and after the raw materials are added into the concrete cylinder, the stirrer can be started for stirring and mixing. The stirrer comprises a stirring shaft 11 and a servo motor 9, the stirring shaft 11 is arranged in the mixing cylinder 6 along the axial direction of the mixing cylinder 6, one end of the stirring shaft 11 extends out of the mixing cylinder 6 and is connected with the output end of the servo motor 9, and the servo motor 9 is arranged on the mixing cylinder 6. The servo motor 9 is connected with the stirring shaft 11 and can be used for driving the stirring shaft 11 to rotate, so that the stirring shaft 11 can stir the raw materials in the mixing cylinder 6. The servo motor 9 can control the output rotating speed, the position precision is very accurate, and a voltage signal can be converted into torque and rotating speed to drive the stirring shaft 11 to rotate. The rotor speed of the servo motor 9 is controlled by the input signal and can react quickly, and the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert the received electric signal into angular displacement or angular velocity on a motor shaft for output. Along with in the raw materials constantly adds the churn, the stickness of mixing the raw materials also can increase, consequently requires higher to the output torque of (mixing) shaft 11, also needs to heighten to the rotational speed requirement of (mixing) shaft 11 simultaneously, and above-mentioned servo motor 9 has the function of adjusting torque and rotational speed, and the realization that can be better mixes the stirring of principle, promotes the quality of foam concrete.

Therefore, the multi-rotation-speed foam concrete stirring equipment can control the stirring speed in the foam concrete production and stirring process, so that the stirring speed is matched with the rotation speed required by each stage of the foam concrete in the production process, and the foam concrete with better quality is stirred.

Referring to fig. 1 and 2, in some embodiments of the present invention, an end cover 7 is disposed at one end of the mixing cylinder 6, and the servo motor 9 is disposed on the end cover 7.

In this embodiment, the end cap 7 is used to seal the mixing cylinder 6, so as to prevent the raw material from splashing during mixing, and at the same time, it can be used to carry and mount the servo motor 9.

Referring to fig. 5, in some embodiments of the present invention, the servo motor 9 is connected to a control unit. The control unit is used for controlling the rotation speed and the torque of the servo motor 9. Specifically, in this embodiment, the control power supply includes a microcontroller. The microcontroller is an integrated circuit chip, which is a small and perfect microcomputer system formed by integrating the functions of a central processing unit CPU with data processing capacity, a random access memory RAM, a read only memory ROM, various I/O ports, an interrupt system, a timer/counter and the like (possibly comprising circuits such as a display driving circuit, a pulse width modulation circuit, an analog multiplexer, an A/D converter and the like) on a silicon chip by adopting a super-large scale integrated circuit technology, and is widely applied to the field of industrial control. The microcontroller can quickly and effectively send various control commands to the servo motor 9, so that the control effect is improved.

In some embodiments of this embodiment, the microcontroller is connected to an upper computer, and the upper computer is configured to write an execution command algorithm of the microcontroller. For example, the corresponding stirring rule is specified according to various parameters of the raw materials, and the stirring rule is written into the microcontroller in the form of algorithm, so that the microcontroller can set the stirring speed and the stirring torque at different stages according to the parameters of different raw materials.

Referring to fig. 5, in a further embodiment, the control unit is connected to a display module, and the display module includes a display screen, and the display screen can display parameters such as the rotation speed of the servo motor 9 in real time, so as to provide a reference value for an operator.

Referring to fig. 5, in some embodiments of the present invention, the control unit is connected to a command input terminal. The command input end provides a command input port for an operator to input raw material parameters. The command input end transmits the raw material parameter information to the control unit, the control unit analyzes and judges logically to obtain parameters such as stirring rotating speed and stirring torque, and sends a control command to the servo motor 9 according to the parameters, so that the servo motor 9 outputs the rotating speed and the torque according to the command.

Referring to fig. 1 and 2, in some embodiments of the present invention, a discharge hopper is disposed below the mixing cylinder 6, and the discharge hopper is communicated with the mixing cylinder 6.

In this embodiment, the discharge hopper is located at the bottom of the mixing cylinder 6, and the discharge hopper can facilitate discharge of the stirred foam concrete.

Referring to fig. 1, 2 and 4, in some embodiments of the present embodiment, a discharge pipe 4 is disposed at an outlet end of the discharge hopper, and a control valve 3 is connected in series to the discharge pipe 4.

In this embodiment, the discharge pipe 4 may be connected to a position where foam concrete is to be poured, and the control valve 3 provided in the discharge pipe 4 may control the opening and closing of the discharge pipe 4. The discharge pipe 4 is closed during the stirring of the raw material. After the completion of the stirring to form the foam concrete, when it is necessary to pour the foam concrete, the control valve 3 is opened to discharge the foam concrete.

Specifically, the control valve 3 includes a pneumatic valve, the pneumatic valve uses compressed gas as a power source, uses a cylinder as an actuator, and drives the valve by means of accessories such as a valve positioner, a converter, a solenoid valve, a position-retaining valve, a gas storage tank, a gas filter, and the like, so as to realize switching value or proportional regulation, and receive a control signal of an industrial automatic control system to complete regulation of a pipeline medium: flow, pressure, temperature, liquid level, etc. The pneumatic regulating valve has the characteristics of simple control, quick response and intrinsic safety, and no additional explosion-proof measures are needed.

Referring to fig. 1, fig. 2 and fig. 4, in some embodiments of the present invention, an outlet end of the discharge pipe 4 is connected to a blanking tank 2, and the blanking tank 2 includes a main body 201 and a plurality of discharge pipes 202. The discharge pipe 4 is vertically communicated with the cylinder main body 201, a plurality of discharge pipes 202 are disposed at regular intervals below the cylinder main body 201, and the plurality of discharge pipes 202 are communicated with the cylinder main body 201.

In this embodiment, the cylinder main body 201 is disposed laterally below the discharge pipe 4, and the discharge pipe 4 communicates with the cylinder main body 201. After the foam concrete is stirred, the foam concrete needs to be transported to different places for use or transportation. The middle cylinder main body 201 of the blanking tank body 2 is used for storing the foam concrete after stirring, and the plurality of discharge pipes 202 are used for different discharge requirements.

Referring to fig. 2, in some embodiments of the present invention, a spiral feeding mechanism is disposed in the cylinder main body 201, the spiral feeding mechanism includes a driving motor 14 and a spiral shaft 13, and the spiral shaft 13 is disposed in the cylinder main body 201. The driving motor 14 is disposed on the cylinder main body 201, and one end of the screw shaft 13 extends out of the cylinder main body 201 and is connected to an output end of the driving motor 14 through a coupling.

In the present embodiment, since the viscous resistance of the foam concrete is large, it is easily adhered to the inner wall of the cylinder main body 201. The spiral feeding structure is arranged in the cylinder main body 201, so that foam concrete can be effectively pushed to move in the cylinder main body 201, and the concrete can be moved into any discharge pipe 202. The driving motor 14 can drive the screw shaft 13 to rotate, and in the rotating process of the screw shaft 13, the spiral sheet on the screw shaft 13 can play a role in pushing the foam concrete to move, and meanwhile, the spiral sheet can scrape the foam concrete attached to the inner wall of the cylinder main body 201, so that the transportation effect is improved.

Referring to fig. 5, in the present embodiment, the driving motor 14 is connected to a control unit, and the control unit can control the driving motor 14 to start and stop.

Referring to fig. 2, in some embodiments of the present invention, a plurality of cutting blades 12 are uniformly spaced on the stirring shaft 11. In this embodiment, the cutting blades 12 are used for stirring the raw material in the mixing cylinder 6.

Referring to fig. 1, 2 and 3, in some embodiments of the present invention, a fixing member 8 is disposed between the servo motor 9 and the end cap 7. The stabilizing member 8 is a cylindrical structure that penetrates the end cap 7. The servo motor 9 is arranged on a cylinder structure positioned on the outer side of the end cover 7, and the stirring shaft 11 extends into the cylinder structure and is connected with the servo motor 9.

In this embodiment, the fixing member can fix the servo motor 9, so that the servo motor 9 is fixed on the end cover 7. Above-mentioned (mixing) shaft 11 stretches into above-mentioned tubular construction to be connected with above-mentioned servo motor 9, can play the guide effect, prevent that eccentric rotation from appearing in (mixing) shaft 11, cause the destruction to (mixing) shaft 11.

Referring to fig. 1, in some embodiments of the present invention, a plurality of feed inlets 10 are disposed on the end cover 7, and the plurality of feed inlets 10 are used for introducing different raw stirring materials.

In this embodiment, the plurality of feed inlets 10 are used for introducing different raw materials, and the raw materials of the foamed concrete in this embodiment include coal ash, cement and water, so that three feed inlets 10 are provided on the end cover 7 in this embodiment, and are used for adding coal ash, cement and water, respectively.

In use, the required ingredients are added through the feed inlet 10, and then the parameters of the ingredients, as well as the parameters of the amount of agitation, are input to the microcontroller through the command input. After receiving the parameter information of the command input end, the microcontroller performs more logical analysis and judgment to obtain a proper stirring rotating speed and a proper stirring torque, sends a control command to the servo motor 9, controls the servo motor 9 to perform proper stirring rotating speed and stirring torque adjustment within a specified time until the stirring shaft 11 finishes stirring tasks at each stage to obtain foam concrete, and controls the servo motor 9 to stop working. At the same time, the control valve 3 is opened, so that the foam concrete enters the discharge pipes 4 along the discharge hopper 5 and enters the cylinder main body 201 along the discharge pipes 4, and the foam concrete enters the discharge pipes 202 along the cylinder main body 201.

In summary, embodiments of the present invention provide a multi-speed foam concrete mixing apparatus, which includes a support 1, a mixing cylinder 6 and a mixer. The support 1 is used for supporting each device, and the mixing cylinder 6 is arranged on the support 1 and supports the mixing cylinder 6. The mixing cylinder 6 provides a mixing place for production and mixing of foam concrete, and the concrete is restrained in the mixing cylinder 6. The stirrer is used for stirring the foam concrete, and after the raw materials are added into the concrete cylinder, the stirrer can be started for stirring and mixing. The stirrer comprises a stirring shaft 11 and a servo motor 9, the stirring shaft 11 is arranged in the mixing cylinder 6 along the axial direction of the mixing cylinder 6, one end of the stirring shaft 11 extends out of the mixing cylinder 6 and is connected with the output end of the servo motor 9, and the servo motor 9 is arranged on the mixing cylinder 6. The servo motor 9 is connected with the stirring shaft 11 and can be used for driving the stirring shaft 11 to rotate, so that the stirring shaft 11 can stir the raw materials in the mixing cylinder 6. The servo motor 9 can control the output rotating speed, the position precision is very accurate, and a voltage signal can be converted into torque and rotating speed to drive the stirring shaft 11 to rotate. The rotor speed of the servo motor 9 is controlled by the input signal and can react quickly, and the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert the received electric signal into angular displacement or angular velocity on a motor shaft for output. Along with in the raw materials constantly adds the churn, the stickness of mixing the raw materials also can increase, consequently requires higher to the output torque of (mixing) shaft 11, also needs to heighten to the rotational speed requirement of (mixing) shaft 11 simultaneously, and above-mentioned servo motor 9 has the function of adjusting torque and rotational speed, and the realization that can be better mixes the stirring of principle, promotes the quality of foam concrete. Therefore, the multi-rotation-speed foam concrete stirring equipment can control the stirring speed in the foam concrete production and stirring process, so that the stirring speed is matched with the rotation speed required by each stage of the foam concrete in the production process, and the foam concrete with better quality is stirred.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.