CN112297233A - Novel mixing device and production process for ready-mixed mortar and anti-seepage and anti-crack ready-mixed mortar - Google Patents

Abstract

A novel mixing device and a production process for ready-mixed mortar and anti-seepage and anti-crack ready-mixed mortar relate to the technical field of ready-mixed mortar. The mixing device comprises a tank body and a main shaft. The main shaft is transversely arranged, the main shaft and the tank body are coaxially arranged, the main shaft penetrates through two ends of the tank body, and the tank body and the outer wall of the main shaft are rotationally sealed. One end of the main shaft is hinged with the pile foundation, and the other end of the main shaft is matched with the lifting assembly. The inner wall of the tank body is provided with auxiliary mixing columns which are distributed in an array manner, and the auxiliary mixing columns are arranged along the radial direction of the tank body. The discharge gate has been seted up to the one end wall that is close to first cooperation portion of jar body, and the shrouding is installed to discharge gate detachably. The premixing device can effectively improve the premixing efficiency and the premixing quality, has high controllability, and is suitable for large-batch continuous production. The production process is simple, convenient and easy to implement, can effectively improve the pre-mixing efficiency and the pre-mixing quality, has high controllability, and is suitable for mass continuous production. The anti-seepage and anti-crack ready-mixed mortar has better anti-seepage and anti-crack performance, convenient preparation and excellent performance.

Description

Novel mixing device and production process for ready-mixed mortar and anti-seepage and anti-crack ready-mixed mortar

Technical Field

The invention relates to the technical field of ready-mixed mortar, in particular to a novel mixing device and a production process for ready-mixed mortar and anti-seepage and anti-crack ready-mixed mortar.

Background

The ready-mixed mortar is a mixture produced by specialized manufacturers and used for construction engineering, and belongs to a novel building material. Compared with the traditional mortar, the quality, the specific gravity and the performance of the mortar can be effectively controlled, the material waste can be obviously reduced, and the attention is paid more and more.

However, there is still a lack of simple, efficient and suitable means for mass production.

In view of this, the present application is specifically made.

Disclosure of Invention

The invention aims to provide a novel premixing device for premixed mortar, which is simple in structure, convenient to use, capable of effectively improving premixing efficiency and premixing quality, high in controllability and suitable for large-batch continuous production.

The second purpose of the invention is to provide a production process of ready-mixed mortar, which is simple, convenient and easy to implement, can effectively improve the ready-mixed efficiency and the ready-mixed quality, has high controllability and is suitable for mass continuous production.

The third purpose of the invention is to provide the anti-permeability and anti-crack ready-mixed mortar which has better anti-permeability and anti-crack performance, convenient preparation and excellent performance.

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

the utility model provides a novel compounding device of ready-mixed mortar, it includes: a tank body and a main shaft. The main shaft is transversely arranged, the main shaft and the tank body are coaxially arranged, the main shaft penetrates through two ends of the tank body, and the tank body and the outer wall of the main shaft are rotationally sealed.

One end of the main shaft is provided with a first matching portion used for being hinged with the pile foundation, and the other end of the main shaft is provided with a second matching portion used for being matched with the lifting assembly. The tank body is driven by the driving component, the inner wall of the tank body is provided with auxiliary mixing columns which are distributed in an array manner, and the auxiliary mixing columns are arranged along the radial direction of the tank body. The discharge gate has been seted up to the one end wall that is close to first cooperation portion of jar body, and the shrouding is installed to discharge gate detachably.

Further, the discharge gate is fan ring form, and the centre of a circle of the circular arc that the discharge gate corresponds is located the central axis of the jar body, and the discharge gate is close to the lateral wall setting of the jar body. Along the radial of the jar body, a side edge of the central axis of keeping away from the jar body of discharge gate extends to the inside wall of the jar body.

Further, jar internal still being equipped with of jar assists the subassembly that mixes, assist and mix the subassembly and include: base, slide bar and supplementary stick that mixes. The base is fixedly connected to the outer wall of the main shaft, and the sliding rod is matched with the base. The sliding rod is in sliding fit with the base along the axial direction of the tank body. The auxiliary mixing rod is arranged on the sliding rod and extends towards the bottom side of the side wall of the tank body. The base is embedded with a driver for driving the slide rod to slide in a reciprocating manner relative to the base.

Furthermore, the base is provided with a sliding groove, the sliding groove is formed by the sunken bottom wall of the sliding groove and penetrates through the side walls of the two sides of the sliding groove, and the sliding rod is matched with the sliding groove in a sliding mode. The slide rod has a rack portion provided along a length direction thereof, and the driver is engaged with the rack portion through the transmission gear.

Furthermore, the side walls of the grooves on the two sides of the sliding groove are provided with first protruding portions which are continuously arranged along the length direction of the sliding groove, and the cross section of the wall surface of each first protruding portion is arc-shaped. The two sides of the sliding rod are provided with first concave parts used for being matched with the first convex parts. The groove bottom wall of the sliding groove is provided with a second sunken part which is continuously arranged along the length direction of the sliding groove, and the cross section of the wall surface of the second sunken part is arc-shaped. And a second convex part matched with the second concave part is arranged at the top of the sliding rod. Along the length direction of the sliding groove, the first protruding portion is in sliding fit with the first concave portion, and the second protruding portion is in sliding fit with the second concave portion.

Furthermore, the slide bar is also provided with a transition rib which is continuously arranged along the length direction of the slide bar, the transition rib is positioned between the first sunken part and the second bulge part, the cross section of the wall surface of the transition rib is arc-shaped, and the wall surfaces of the first sunken part and the second bulge part are tangent to the wall surface of the transition rib. The sliding groove is also provided with a transition concave part matched with the transition rib.

Furthermore, both sides of the base are provided with a protection piece, the edge of the protection piece attached to the sliding groove extends continuously, and the protection piece is attached to the outer wall of the sliding rod. The protection piece is provided with a guide wall, the guide wall is obliquely arranged relative to the wall surface of the sliding rod, one end of the guide wall, close to the sliding rod, is connected with the side wall, attached to the sliding rod, of the protection piece, and the other end of the guide wall is connected with one side wall surface, far away from the sliding rod, of the protection piece. The distance between the guide wall and the base increases in a direction radial to the slide rod and directed toward the central axis thereof.

A production process of ready-mixed mortar comprises the following steps: the novel premixing mortar mixing device is used for mixing the raw materials.

The anti-permeability and anti-crack ready-mixed mortar is prepared by the ready-mixed mortar production process.

Further, the anti-seepage and anti-crack ready-mixed mortar comprises the following raw materials: aggregate, cement, propylene fiber, wood fiber, a water reducing agent, an expanding agent and a retarder.

The embodiment of the invention has the beneficial effects that:

when the novel premixing mortar mixing device provided by the embodiment of the invention is used, raw materials are put into the tank body, the tank body is driven to rotate relative to the main shaft by the driving assembly, and the main shaft is adjusted by the lifting assembly to keep the main shaft basically horizontal. Along with the rotation of the tank body, the raw materials of all the components are fully mixed. Under the auxiliary action of the auxiliary mixing rod, local agglomeration can be effectively avoided, the disturbance capability of the whole material is enhanced, the whole system is promoted to be quickly and fully mixed, and the mixing effect and the mixing efficiency are greatly improved.

On the other hand, the jar body can be done longer according to actual need to adapt to large batch compounding work, compare with traditional compounding mode, greatly reduced the restriction and the requirement to equipment height, and reduced the requirement to rabbling mechanism, make the ease for use of whole device improve greatly.

After the compounding finishes, through opening the shrouding to utilize lifting unit to raise the one end at the second cooperation portion place of main shaft slightly, can be in order to let the jar body take place to incline, thereby make the discharge gate of ready-mixed mortar from the jar body sent out. And the ready-mixed mortar can be effectively promoted to be fully and quickly discharged along with the continuous rotation of the tank body.

In addition, the lifting assembly is utilized to control the lifting height of the main shaft, so that the speed of outputting the ready-mixed mortar by the tank body can be adjusted and changed.

And when the ready-mixed mortar is completely sent out, lowering and resetting one end of the main shaft where the second matching part is located by using the lifting assembly.

In general, the novel premixing mortar mixing device provided by the embodiment of the invention is simple in structure, convenient to use, capable of effectively improving premixing efficiency and premixing quality, high in controllability and suitable for large-scale continuous production. The production process of the ready-mixed mortar provided by the embodiment of the invention is simple, convenient and easy to implement, can effectively improve the ready-mixed efficiency and the ready-mixed quality, has high controllability, and is suitable for large-batch continuous production. The anti-seepage and anti-crack ready-mixed mortar provided by the embodiment of the invention has better anti-seepage and anti-crack performance, is convenient to prepare and has excellent performance.

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 view of an internal structure of a first view angle of a novel premixed mortar mixing device provided by an embodiment of the invention;

FIG. 2 is a schematic diagram of the internal structure of the novel premixed mortar mixing device in FIG. 1 at a second view angle;

FIG. 3 is a schematic diagram showing the combination of the base and the slide bar of the novel pre-mixed mortar mixing device in FIG. 2 (with the protection part installed);

FIG. 4 is a schematic diagram showing the combination of the base and the slide bar of the novel pre-mixed mortar mixing device in FIG. 2 (without the installation of the protection component);

FIG. 5 is a schematic structural view of a base;

FIG. 6 is a schematic structural diagram of a slide bar;

FIG. 7 is a schematic view of a protection device from a first viewing angle;

FIG. 8 is a schematic diagram illustrating a second view angle of the shielding element;

FIG. 9 is a schematic structural diagram of a third view angle of the shielding element;

fig. 10 is a cross-sectional view of the protection device.

Icon: a novel premixed mortar mixing device 1000; a can body 100; an auxiliary mixing column 110; a discharge port 120; a base 200; a chute 210; the first convex portion 211; a second recess 212; a transition recess 213; a guard 220; a guide wall 221; a diversion trench 222; a positioning piece 223; a slide bar 300; a first recess 310; a second boss 320; a transition rib 330; an auxiliary mixing rod 400; a main shaft 500; a first fitting portion 510; a second fitting portion 520; an inner core 530; a notch 540; a pile foundation 600; an airway tube 700; a radial segment 710; an axial segment 720; a bent portion 721; a barrier screen 810; an exhaust pipe 820.

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.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally 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 in specific cases to those skilled in the art.

Examples

Referring to fig. 1-2, the present embodiment provides a novel mixing device 1000 for ready-mixed mortar.

The novel compounding device 1000 of ready-mixed mortar includes: can body 100 and spindle 500.

The main shaft 500 is transversely arranged, the main shaft 500 and the tank body 100 are coaxially arranged, the main shaft 500 penetrates through two ends of the tank body 100, and the tank body 100 and the outer wall of the main shaft 500 are rotationally sealed. The can 100 can rotate relative to the main shaft 500.

The main shaft 500 has a first engagement portion 510 for being hinged to the pile foundation 600 at one end thereof and a second engagement portion 520 for being engaged with a lifting assembly (not shown) at the other end thereof. The main shaft 500 can be slightly inclined in the horizontal direction by lifting or lowering the end of the main shaft 500 where the second engagement portion 520 is located, thereby properly inclining the can body 100.

The tank 100 is driven by a driving assembly (not shown), and the inner wall of the tank 100 has auxiliary mixing columns 110 arranged in an array, the auxiliary mixing columns 110 being arranged in a radial direction of the tank 100. An end wall of the tank 100 close to the first fitting portion 510 is provided with a discharge hole 120, and a sealing plate is detachably mounted on the discharge hole 120.

In the using process, the raw materials are put into the tank body 100, the driving assembly is used for driving the tank body 100 to rotate relative to the main shaft 500, and the lifting assembly is used for adjusting the main shaft 500 so as to keep the main shaft 500 basically horizontal. As the can 100 rotates, the raw materials of the respective components are mixed well. Under the auxiliary action of the auxiliary mixing rod 400, local agglomeration can be effectively avoided, the disturbance capability of the whole material is enhanced, the whole system is promoted to be quickly and fully mixed, and the mixing effect and the mixing efficiency are greatly improved.

On the other hand, the tank body 100 can be longer according to actual needs, so that the tank is suitable for large-batch mixing work, compared with the traditional mixing mode, the limitation and the requirement on the height of equipment are greatly reduced, the requirement on a stirring mechanism is reduced, and the usability of the whole device is greatly improved.

After the mixing is finished, the sealing plate is opened, and the lifting assembly is utilized to slightly lift the end where the second matching part 520 of the main shaft 500 is located, so that the tank body 100 can be inclined, and the premixed mortar is sent out from the discharge hole 120 of the tank body 100. With the continuous rotation of the tank body 100, the sufficient and quick discharge of the ready-mixed mortar can be effectively promoted.

Furthermore, by controlling the height of the "lift" of the main shaft 500 by means of the lifting assembly, it is also possible to adjust and vary the speed at which the tank 100 outputs the ready-mixed mortar.

After the ready-mixed mortar is completely sent out, the lifting assembly is used for lowering and resetting the end of the main shaft 500 where the second matching part 520 is located.

Generally, the novel premixing mortar mixing device 1000 is simple in structure, convenient to use, capable of effectively improving premixing efficiency and premixing quality, high in controllability and flexibility in use, convenient to adjust and control, and suitable for large-batch continuous production.

In the present embodiment, the driving assembly is mounted on the main shaft 500 and located outside the can 100, and may be implemented by a gear transmission using a driving motor equipped with a speed reduction mechanism, but is not limited thereto. The lifting component can adopt a cylinder component, a screw rod lifting component and the like, and is not limited to the above.

In the present embodiment, the can body 100 has a cylindrical shape, and the spindle 500 has a cylindrical shape.

Further, the discharge port 120 is in a fan-shaped ring shape, the center of the arc corresponding to the discharge port 120 is located on the central axis of the tank body 100, and the discharge port 120 is disposed near the sidewall of the tank body 100. Along the radial direction of the tank 100, one side edge of the discharge port 120, which is far away from the central axis of the tank 100, extends to the inner side wall of the tank 100, that is, one side wall surface of the discharge port 120, which is far away from the central axis of the tank 100, and the inner side wall of the tank 100 are located on the same arc surface. In this embodiment, the central angle of the fan ring corresponding to the discharge hole 120 is 45 °.

Through this design, can realize intermittent type nature ejection of compact, avoid the putty that disposable ejection of compact probably takes place, the problem of transition ejection of compact to can mix at the in-process that the ready-mixed mortar assembles to discharge gate 120 along with the stirring, avoid agglomerating in ejection of compact in-process.

The discharging process of the technical scheme of the embodiment is an intermittent process, the material is gradually drawn close to the discharging port 120, and the situation that the local stress is too large is avoided.

Further, combine fig. 3 ~ 6, still be equipped with in jar body 100 and assist and mix the subassembly, assist and mix the subassembly and include: a base 200, a slide bar 300 and an auxiliary mixing bar 400. The base 200 is fixedly coupled to an outer wall of the main shaft 500 and is located at a side of the main shaft 500 near the bottom of the can 100, and the slider 300 is coupled to the base 200. The slider 300 is slidably engaged with the base 200 in the axial direction of the can 100.

The auxiliary mixing bars 400 are installed on the sliding bar 300 and extend toward the bottom side of the sidewall of the can body 100, and a plurality of auxiliary mixing bars 400 are arranged in parallel and at uniform intervals. The base 200 is embedded with a driver (not shown) for driving the slide bar 300 to slide reciprocally with respect to the base 200.

In use, the can 100 is rotated, and the sliding motion of the sliding rod 300 relative to the base 200 is controlled by the driver. The method specifically comprises the following steps: the auxiliary mixing rod 400 is controlled to be staggered from the auxiliary mixing columns 110, i.e., the auxiliary mixing rod 400 is located in a region between two adjacent auxiliary mixing columns 110. After one row of the auxiliary mixing columns 110 is rotated away and before the next row of the auxiliary mixing columns 110 is rotated, the slide rod 300 can be driven by the driver to slide the base 200, so that the auxiliary mixing rod 400 moves along the axial direction of the main shaft 500, and the auxiliary mixing rod 400 enters the area between the two adjacent auxiliary mixing columns 110 of the other group. In this way, in the process of continuously rotating the can body 100, the positions of the auxiliary mixing bars 400 are adjusted by the auxiliary mixing columns 110 in different rows through the gap time of the positions of the auxiliary mixing bars 400, thereby further promoting the mixing.

By adopting the above mode, the reciprocating motion of the sliding rod 300 can assist the mixing action, the effective stirring range in the axial direction can be further improved, the setting length of the sliding rod 300 and the number of the auxiliary mixing rods 400 can be reduced, the self weight of the device is reduced, the load of the main shaft 500 is reduced, and the cost is also saved.

The driver can adopt a servo motor, and a control circuit and a power supply circuit of the driver can be embedded in the shaft body of the spindle 500 and led out along the axial direction of the spindle 500.

Further, the base 200 is provided with a sliding groove 210, the sliding groove 210 is formed by a concave bottom wall and penetrates through two side walls thereof, and the sliding rod 300 is slidably fitted to the sliding groove 210. The slider 300 has a rack portion (not shown) provided along a length direction thereof, and the driver is engaged with the rack portion through a transmission gear.

In this embodiment, each of the two side walls of the sliding slot 210 has a first protrusion 211 continuously arranged along the length direction of the sliding slot 210, and the cross section of the wall surface of the first protrusion 211 is circular arc. Both sides of the sliding bar 300 are provided with first recesses 310 for being engaged with the first protrusions 211.

The groove bottom wall of the slide groove 210 has a second recessed portion 212 continuously provided along the longitudinal direction of the slide groove 210, and the cross section of the wall surface of the second recessed portion 212 is circular arc-shaped. The top of the slide bar 300 is provided with a second convex portion 320 for cooperating with the second concave portion 212.

Along the length direction of the sliding groove 210, the first protrusion 211 is slidably engaged with the first recess 310, and the second protrusion 320 is slidably engaged with the second recess 212.

The sliding bar 300 further has a transition rib 330 continuously disposed along a length direction thereof, the transition rib 330 is located between the first recess 310 and the second protrusion 320, a cross-section of a wall surface of the transition rib 330 is arc-shaped, and wall surfaces of the first recess 310 and the second protrusion 320 are tangent to the wall surface of the transition rib 330. The runner 210 also has a transition recess 213 for mating with the transition rib 330.

Through the design, the dead angle of sliding motion can be greatly reduced, the laminating effect between the sliding rod 300 and the base 200 is greatly improved, the gap between the sliding rod and the base is effectively eliminated, and material particles or dust is effectively prevented from entering the gap between the sliding rod and the base. In addition, the smoothness of the structure is obviously improved, and the sliding device has positive significance for optimizing the sliding effect and the sliding smoothness.

Referring to fig. 7 to 10, both sides of the base 200 are provided with a protection element 220, the protection element 220 is continuously extended along the edge of the sliding slot 210, and the protection element 220 is attached to the outer wall of the sliding rod 300. The guard 220 has a guide wall 221, the guide wall 221 is disposed obliquely with respect to the wall surface of the slide rod 300, one end of the guide wall 221 near the slide rod 300 is connected to the side wall of the guard 220 attached to the slide rod 300, and the other end is connected to a side wall surface of the guard 220 away from the slide rod 300. The distance between the guide wall 221 and the base 200 increases in a radial direction of the slide bar 300 and directed toward the central axis thereof.

Through the design, the protection part 220 plays a role in cleaning the outer wall of the sliding rod 300, and when material particles or material dust adhere to the outer wall of the sliding rod 300 in the process of the sliding rod 300 moving relative to the base 200, the material particles and the material dust can firstly contact the protection part 220, and under the action of the 'oblique cutting' of the guide wall 221, the material particles and the material dust can be smoothly peeled off from the outer wall of the sliding rod 300, so that the sliding rod 300 and the base 200 are prevented from being blocked in relative movement.

In the present embodiment, the shielding element 220 further has a guiding groove 222, the guiding groove 222 is formed by recessing the wall surface of the guiding wall 221, and the bottom wall of the guiding groove 222 is connected to the side wall of the shielding element 220 that is attached to the base 200. The guiding grooves 222 are uniformly distributed at the portions of the protection member 220 corresponding to the edges of the first protrusion 211 and the second recess 212. The distance between two adjacent channels 222 is greater than the width of each channel 222. One end of the bottom wall of the guiding groove 222 close to the sliding rod 300 is connected to the end of the guiding wall 221, and one end of the bottom wall of the guiding groove 222 far from the sliding rod 300 is connected to one side wall of the base 200. The groove depth of the guide groove 222 increases in a direction along the wall surface of the guide wall 221 and away from the slide bar 300.

Through above design, guiding gutter 222 can further improve the drainage effect to material granule or material dust to can directly not influence the whole mechanical strength of protection piece 220, guarantee that protection piece 220 can have sufficient mechanical stability, thereby can continuously laminate with slide bar 300.

A positioning piece 223 is further connected to a side wall of the protection member 220 for being attached to the base 200, and the positioning piece 223 is disposed perpendicular to the wall. The shielding member 220 is provided with positioning pieces 223 at positions corresponding to the edges of the first protrusion 211 and the second recess 212, and the positioning pieces 223 are arranged along the radial direction of the corresponding non-coincident arc-shaped structure. Accordingly, the wall surface of the base 200 is provided with a positioning groove (not shown) for cooperating with the positioning piece 223, so as to further reduce the expansive deformation of the protection member 220.

Further, the novel premixing mortar mixing device 1000 is further provided with a cleaning assembly, and the cleaning assembly comprises an air duct 700 and an air supply assembly (not shown in the figure). The spindle 500 further has an inner core 530, the inner core 530 is disposed concentrically with the spindle 500, the inner core 530 can rotate relative to the spindle 500, and the inner core 530 can be driven by a servo motor.

The air duct 700 is embedded in the inner core 530, the main shaft 500 is provided with a notch 540 for exposing the side wall of the inner core 530, the air duct 700 penetrates out of the side wall of the inner core, enters the inner cavity of the tank 100 through the notch 540, and penetrates into the inner core 530 again from another notch 540. In other words, airway tube 700 utilizes inner core 530 to provide direct support.

The air guide tube 700 has a radial section 710 extending in a radial direction of the can 100 and an axial section 720 extending in an axial direction of the can 100. The axial section 720 is provided with gas injection holes (not shown) for injecting gas toward the inner wall of the can body 100 and for injecting gas toward the main shaft 500, and the gas injection holes are distributed along the length direction of the axial section 720.

The gas injection holes can be aligned to the upper half part of the inner wall of the tank body 100 in the stirring process, continuous or intermittent gas supply of the gas supply assembly is utilized, and the inner wall of the tank body 100 is cleaned by utilizing continuously or intermittently ejected gas flow, so that material adhesion is avoided, and the raw material utilization rate and the material mixing effect are improved. Wherein, the size of the airflow can be flexibly regulated and controlled according to the particle size and the adhesion of the material.

Further, the notch 540 may be set to an arc shape extending along the circumferential direction of the main shaft 500, and the servo motor may drive the inner core 530 to rotate, so that the air duct 700 may swing along the circumferential direction of the main shaft 500 within the range of the notch 540, and thus the depth auxiliary cleaning of the sidewall of the tank 100 and the surface of the main shaft 500 may be performed in the cleaning process (the discharge port 120 needs to be opened).

To accommodate the secondary mixing column 110, the axial section 720 of the airway tube 700 has a bend 721 for giving way to the secondary mixing column 110, the bend 721 being curved towards the side of the main shaft 500.

The novel premixing mortar mixing device 1000 is also provided with an exhaust channel, the air inlet end of the exhaust channel is arranged on the main shaft 500, and the air inlet end is covered with an isolation screen plate 810, so that material loss is avoided. The exhaust passage further extends to the outside of the tank 100 through the main shaft 500 and is led out through the side wall of the main shaft 500, and the outlet end is connected with the exhaust pipe 820. By this design, pressure equalization is achieved.

The embodiment also provides a production process of ready-mixed mortar, which sequentially comprises the following steps:

preparing materials;

mixing the raw materials by using a novel premixed mortar mixing device 1000;

and (6) packaging.

The anti-seepage and anti-crack ready-mixed mortar can be prepared by the process, and the raw materials comprise: aggregate, cement, propylene fiber, wood fiber, a water reducing agent, an expanding agent and a retarder.

The aggregate can be natural sand, the length of the propylene fiber can be controlled to be 2-6 mm, and the length of the wood fiber can be controlled to be 3-6 mm.

To sum up, the novel premixing mortar mixing device 1000 is simple in structure, convenient to use, capable of effectively improving premixing efficiency and premixing quality, high in controllability and suitable for mass continuous production. The production process of the ready-mixed mortar is simple, convenient and easy to implement, can effectively improve the ready-mixed efficiency and the ready-mixed quality, has high controllability, and is suitable for mass continuous production. The anti-seepage and anti-crack ready-mixed mortar has better anti-seepage and anti-crack performance, convenient preparation and excellent performance.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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.

Claims (10)

1. The utility model provides a novel compounding device of ready-mixed mortar which characterized in that includes: a tank body and a main shaft; the main shaft is transversely arranged, the main shaft and the tank body are coaxially arranged, the main shaft penetrates through two ends of the tank body, and the tank body and the outer wall of the main shaft are rotationally sealed;

one end of the main shaft is provided with a first matching part for being hinged with a pile foundation, and the other end of the main shaft is provided with a second matching part for being matched with the lifting assembly; the tank body is driven by a driving assembly, the inner wall of the tank body is provided with auxiliary mixing columns distributed in an array manner, and the auxiliary mixing columns are arranged along the radial direction of the tank body; the jar body be close to the discharge gate has been seted up to the one end wall of first cooperation portion, the shrouding is installed to discharge gate detachably.

2. The novel premixing mortar mixing device as claimed in claim 1, wherein the discharge port is in a fan ring shape, the center of a circular arc corresponding to the discharge port is located on the central axis of the tank body, and the discharge port is arranged close to the side wall of the tank body; follow the radial of the jar body, keeping away from of discharge gate one side edge of the central axis of the jar body extends to the inside wall of the jar body.

3. The novel mixing device of ready-mixed mortar according to claim 1, characterized in that an auxiliary mixing component is further arranged in the tank body, and the auxiliary mixing component comprises: the device comprises a base, a slide bar and an auxiliary mixing bar; the base is fixedly connected to the outer wall of the main shaft, and the sliding rod is matched with the base; the sliding rod is in sliding fit with the base along the axial direction of the tank body; the auxiliary mixing rod is arranged on the sliding rod and extends towards the bottom side of the side wall of the tank body; the base is embedded with a driver which is used for driving the slide bar to slide in a reciprocating manner relative to the base.

4. The novel mixing device for ready-mixed mortar according to claim 3, wherein the base is provided with a sliding groove, the sliding groove is formed by recessing the bottom wall of the sliding groove and penetrates through the side walls of the two sides of the sliding groove, and the sliding rod is slidably matched with the sliding groove; the slide bar has a rack portion provided along a length direction thereof, and the driver is engaged with the rack portion through a transmission gear.

5. The novel mixing device for ready-mixed mortar according to claim 4, wherein the side walls of the grooves on both sides of the sliding groove are provided with first protruding portions continuously arranged along the length direction of the sliding groove, and the cross section of the wall surface of each first protruding portion is arc-shaped; two sides of the sliding rod are respectively provided with a first concave part which is used for being matched with the first convex part; the groove bottom wall of the sliding groove is provided with a second sunken part which is continuously arranged along the length direction of the sliding groove, and the cross section of the wall surface of the second sunken part is arc-shaped; the top of the sliding rod is provided with a second convex part which is matched with the second concave part; along the length direction of spout, first bellying with first depressed part sliding fit, just second bellying with second depressed part sliding fit.

6. The novel mixing device for the ready-mixed mortar is characterized in that the sliding rod is further provided with a transition rib which is continuously arranged along the length direction of the sliding rod, the transition rib is positioned between the first concave part and the second convex part, the cross section of the wall surface of the transition rib is arc-shaped, and the wall surfaces of the first concave part and the second convex part are tangent to the wall surface of the transition rib; the sliding groove is also provided with a transition concave part matched with the transition rib.

7. The novel mixing device for ready-mixed mortar according to claim 6, wherein protection pieces are arranged on two sides of the base, extend continuously along the edges of the sliding chute and are attached to the outer wall of the sliding rod; the protection piece is provided with a guide wall, the guide wall is obliquely arranged relative to the wall surface of the slide bar, one end of the guide wall, close to the slide bar, is connected with the side wall, attached to the slide bar, of the protection piece, and the other end of the guide wall is connected with one side wall surface, far away from the slide bar, of the protection piece; the distance between the guide wall and the base increases in a direction radial to the slide bar and directed toward the central axis thereof.

8. The production process of the ready-mixed mortar is characterized by comprising the following steps: the novel premixed mortar mixing device as claimed in any one of claims 1 to 7 is used for mixing raw materials.

9. An anti-seepage and anti-crack ready-mixed mortar, which is prepared by the ready-mixed mortar production process according to claim 8.

10. The impervious crack-resistant ready-mixed mortar according to claim 9, wherein the raw materials comprise: aggregate, cement, propylene fiber, wood fiber, a water reducing agent, an expanding agent and a retarder.

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