CN112223537B - Stirring device for preparing recycled concrete - Google Patents
Stirring device for preparing recycled concrete Download PDFInfo
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- CN112223537B CN112223537B CN202011001575.7A CN202011001575A CN112223537B CN 112223537 B CN112223537 B CN 112223537B CN 202011001575 A CN202011001575 A CN 202011001575A CN 112223537 B CN112223537 B CN 112223537B
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- stirring
- stirring barrel
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- recycled concrete
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a stirring device for preparing recycled concrete, and aims to provide a stirring device for preparing recycled concrete, which can wash the inner wall of a stirring barrel through a washing spray head of a cleaning device under the condition of not influencing the normal construction of the stirring work of pervious concrete, and can prevent the washing spray head from being blocked by solidified concrete so as to ensure that the cleaning device can be normally used. The device comprises a bottom frame, wherein a supporting platform is arranged at the top of the bottom frame, and an upright post guide rod is arranged on the supporting platform; the floating frame is provided with a sliding sleeve which slides along the upright post guide rod, the sliding sleeve is positioned below the limiting block, and the upright post guide rod is sleeved with a supporting spring for supporting the floating frame; the stirring barrel is arranged on the floating frame, and a concrete discharge pipeline is arranged on the bottom wall of the stirring barrel; the stirring device is used for stirring the recycled concrete in the stirring barrel; and the cleaning device is used for washing the inner wall of the stirring barrel.
Description
Technical Field
The invention relates to recycled concrete stirring equipment, in particular to a stirring device for preparing recycled concrete.
Background
After construction (after the recycled concrete is stirred) of the conventional recycled concrete stirring equipment, the inner wall of the recycled concrete stirring equipment is generally washed by a water pipe manually, and because a cleaning spray head is directly arranged in a stirring barrel of the recycled concrete stirring equipment, the cleaning spray head is easily blocked by the solidified concrete, so that the cleaning spray head is ineffective; and adopt artifical manual inner wall that washes recycled concrete mixing equipment not only inconvenient to operate, and the operation workman often can give up the inner wall that washes recycled concrete mixing equipment because the operation is inconvenient moreover, thus, make recycled concrete mixing equipment use the back for a long time, can solidify the thick concrete layer of one deck on recycled concrete mixing equipment's the inner wall, this not only leads to recycled concrete mixing equipment's weight increase, be unfavorable for removing concrete mixing equipment, and can reduce the volume of concrete mixing equipment's stirring cavity, influence concrete mixing equipment's stirring efficiency.
Disclosure of Invention
The invention aims to provide a stirring device for preparing recycled concrete, which can wash the inner wall of a stirring barrel through a washing nozzle of a cleaning device under the condition of not influencing the normal construction of the stirring work of the recycled concrete, and can avoid the washing nozzle from being blocked by solidified concrete so as to ensure that the cleaning device can be normally used.
The technical scheme of the invention is as follows:
a mixing apparatus for recycled concrete preparation, comprising:
the supporting platform is provided with an upright post guide rod, and the upright post guide rod is provided with a limiting block;
the floating frame is provided with a sliding sleeve which slides along the upright post guide rod, the sliding sleeve is positioned below the limiting block, and the upright post guide rod is sleeved with a supporting spring for supporting the floating frame;
the stirring barrel is arranged on the floating frame, the stirring barrel is positioned above the supporting platform, the upper end of the stirring barrel is opened, a concrete discharge pipeline is arranged on the bottom wall of the stirring barrel, and a pipeline switch valve is arranged on the concrete discharge pipeline;
the stirring device is used for stirring the recycled concrete in the stirring barrel; and
and the cleaning device is used for washing the inner wall of the stirring barrel.
The stirring device comprises a vertical shaft rod rotatably arranged on the bottom wall of the stirring barrel, an annular stop block arranged on the vertical shaft rod, a driving motor arranged on the outer bottom surface of the stirring barrel and used for driving the vertical shaft rod to rotate, a stirring paddle positioned in the stirring barrel and a connecting rod for connecting the vertical shaft rod and the stirring paddle, wherein the upper end of the vertical shaft rod extends upwards and is positioned above the stirring barrel, and the annular stop block is positioned above the stirring barrel;
the cleaning device comprises an external water inlet pipeline, an axial flow channel arranged in a vertical shaft lever, a rotary joint arranged at the upper end of the vertical shaft lever and communicated with the axial flow channel, a radial connecting hole arranged at the outer side surface of the vertical shaft lever and communicated with the axial flow channel, a vertical sleeve body sleeved on the vertical shaft lever in a sliding way, an upper sealing ring and a lower sealing ring arranged on the inner wall of the vertical sleeve body, a radial flow guide pipe communicated with an inner hole of the vertical sleeve body, a vertical cleaning pipeline positioned below the radial flow guide pipe, a plurality of flushing nozzles sequentially arranged on the vertical cleaning pipeline from top to bottom, a support ring positioned above the stirring barrel and a support ring connecting piece for connecting the support ring and a stand column guide rod,
the one end of external inlet channel is connected with rotary joint, the upper end and the radial honeycomb duct of vertical washing pipeline are linked together, radial honeycomb duct is located the top of support ring, the support ring is used for supporting radial honeycomb duct, the vertical cover body is located the top of annular dog, when the vertical cover body supports on annular dog, radial connecting hole is located between upper seal circle and the lower seal circle.
When the sliding sleeve abuts against the limiting block, the vertical sleeve body abuts against the annular stop block, the vertical cleaning pipeline and the radial guide pipe are supported on the annular stop block together through the vertical sleeve body, the vertical cleaning pipeline extends into the stirring barrel from an opening at the upper end of the stirring barrel, and the flushing nozzle faces towards the inner wall of the stirring barrel;
when the weight of the materials in the mixing tank is larger than a set value, the elastic force of the supporting spring is overcome, so that the mixing tank, the floating frame and the mixing device move downwards along the upright post guide rod together until the bottom surface of the mixing tank is supported on the supporting platform;
when the bottom surface of agitator supported on supporting platform, concrete escape pipe and driving motor were located the platform and crossed the mouth, radial honeycomb duct supported on the support ring, and vertical washing pipeline and the vertical cover body together supported on the support ring through radial honeycomb duct, vertical washing pipeline is located the top of agitator.
The concrete work of the stirring device for preparing recycled concrete of the scheme is as follows:
pouring materials (recycled concrete raw materials) into the stirring barrel from an opening at the upper end of the stirring barrel, and when the weight of the materials in the stirring barrel is larger than a set value (for example, the weight of the materials in the stirring barrel is larger than 20 kg), the stirring barrel, the floating frame and the stirring device move downwards along the upright post guide rod together until the bottom surface of the stirring barrel is supported on the supporting platform;
then, the stirring device works, and the driving motor drives the vertical shaft lever and the stirring paddle to rotate so as to complete the stirring work of the recycled concrete in the stirring barrel; meanwhile, in the process, the vertical cleaning pipeline and the vertical sleeve body are supported on the support ring together through the radial guide pipe and are positioned above the stirring barrel, so that concrete cannot be contacted with the vertical cleaning pipe and the flushing nozzle on the vertical cleaning pipe, the flushing nozzle can be prevented from being blocked by solidified concrete under the condition of not influencing the normal construction of the stirring work of recycled concrete, and the cleaning device can be ensured to be normally used;
and then, after the stirring of the recycled concrete is finished, opening a pipeline switch valve to discharge the recycled concrete through a concrete discharge pipeline. After the recycled concrete is discharged from the stirring barrel, the floating frame and the stirring device move upwards together along the upright post guide rod under the action of the supporting spring until the sliding sleeve abuts against the limiting block, at the moment, the vertical sleeve body abuts against the annular stop block, the vertical cleaning pipeline and the radial guide pipe are supported on the annular stop block together through the vertical sleeve body, the vertical cleaning pipeline extends into the stirring barrel from an opening at the upper end of the stirring barrel, and the flushing nozzle faces towards the inner wall of the stirring barrel; then, an operator can connect a water source through the external water inlet pipeline, so that water can be sprayed out towards the inner wall of the mixing tank through the external water inlet pipeline, the rotary joint, the axial flow channel, the radial connecting hole, the radial flow guide pipe, the vertical cleaning pipeline and the washing nozzle, meanwhile, the vertical shaft rod is driven to rotate through the driving motor so as to drive the vertical sleeve body supported on the annular stop block, the radial flow guide pipe and the vertical cleaning pipeline to rotate together, so that all parts of the inner wall of the mixing tank are washed, the inner wall of the mixing tank is washed through the washing nozzle of the cleaning device, the operation is convenient, the phenomenon that the washing of the inner wall of the recycled concrete mixing equipment is abandoned due to inconvenient operation can be effectively avoided, a thick concrete layer can be solidified on the inner wall of the mixing tank after the equipment is used for a long time, the weight of the recycled concrete mixing equipment is increased, and the volume of the mixing cavity is increased, the stirring efficiency of the concrete stirring equipment is influenced.
On the other hand, agitating unit that this scheme's recycled concrete preparation was used sets up driving motor on the outer bottom surface of agitator to set up the platform in the middle part of the supporting platform and cross the mouth, be used for holding driving motor, so, can be under the condition of the normal work that does not influence agitating unit that recycled concrete preparation was used, the effectual agitating unit that improves recycled concrete preparation utilization ratio on high space, thereby reduce the agitating unit's that recycled concrete preparation was used height.
Preferably, an annular groove is formed in the inner side surface of the vertical sleeve body, the annular groove is located between the upper sealing ring and the lower sealing ring, one end of the radial flow guide pipe is connected with the annular groove, and the other end of the radial flow guide pipe is closed.
Preferably, the inner diameter of the support ring is the same as the inner diameter of the stirring barrel, or the inner diameter of the support ring is slightly larger than the inner diameter of the stirring barrel, or the inner diameter of the support ring is slightly smaller than the inner diameter of the stirring barrel.
Preferably, the external water inlet pipeline is provided with a water pump.
Preferably, a reinforcing sleeve is arranged in an opening at the upper end of the stirring barrel, the reinforcing sleeve is sleeved on the vertical shaft rod, and the upper mounting sleeve is connected with the inner wall of the stirring barrel through a connecting piece. Therefore, the stability of the vertical shaft rod in the working process can be improved through the reinforcing sleeve.
Preferably, the vertical shaft is rotatably connected with the vertical shaft through a bearing.
Preferably, the radial guide pipe extends along the radial direction of the vertical sleeve body.
Preferably, the number of the radial guide pipes is two, the two radial guide pipes are symmetrically distributed on two sides of the vertical sleeve body, and the vertical cleaning pipelines correspond to the radial guide pipes one to one.
The invention has the beneficial effects that: the inner wall of the stirring barrel can be washed through the washing nozzle of the cleaning device under the condition that normal construction of stirring work of recycled concrete is not influenced, and the washing nozzle can be prevented from being blocked by solidified concrete so as to ensure that the cleaning device can be normally used; thereby avoid giving up because the operation is inconvenient to wash the inner wall of recycled concrete mixing equipment for equipment can solidify the thick concrete layer of one deck on the agitator inner wall after long-term the use, and lead to recycled concrete mixing equipment's weight increase, and the problem of stirring efficiency of concrete mixing equipment is influenced to the volume of stirring cavity.
Drawings
FIG. 1 is a schematic structural view of a mixing device for recycled concrete preparation according to the present invention, in which a sliding sleeve abuts against a stopper.
Fig. 2 is a partial enlarged view of a portion a of fig. 1.
Fig. 3 is a schematic view showing a construction in which the bottom surface of the agitating vessel of the agitating apparatus for producing recycled concrete of the present invention is supported on a support platform.
In the figure:
a chassis 1.1;
a supporting platform 1.2 and a platform opening 1.21;
a column guide rod 1.3 and a limiting block 1.31;
a support spring 1.4;
1.5 of a stirring barrel, 1.51 of a concrete discharge pipeline, 1.52 of a pipeline switch valve and 1.53 of a reinforcing sleeve;
1.6 of a floating frame and 1.61 of a sliding sleeve;
the stirring device comprises a stirring device 1.7, a vertical shaft rod 1.71, a lower shaft rod 1.711, a middle shaft rod 1.712, a conical connecting shaft 1.713, an upper shaft rod 1.714, a driving motor 1.72, a stirring paddle 1.73 and an annular stop block 1.74;
the device comprises a cleaning device 1.8, a rotary joint 1.80, a vertical sleeve body 1.81, a radial draft tube 1.82, a vertical cleaning pipeline 1.83, a support ring 1.84, a support ring connecting piece 1.85, an upper sealing ring 1.86, a lower sealing ring 1.87, an axial flow channel 1.88, a radial connecting hole 1.89 and an annular groove 1.810.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1, a stirring device for recycled concrete preparation comprises a base frame 1.1, a floating frame 1.6, a stirring device 1.7 and a cleaning device 1.8.
The top of chassis is equipped with supporting platform 1.2, and the supporting platform middle part is equipped with the platform mouth of crossing 1.21 that runs through supporting platform upper and lower surface, is equipped with stand guide arm 1.3 on the supporting platform, is equipped with stopper 1.31 on the stand guide arm.
The floating frame 1.6 is provided with a sliding sleeve 1.61 sliding along the upright post guide rod so as to enable the floating frame to slide up and down along the upright post guide rod. The sliding sleeves correspond to the upright post guide rods one by one. The sliding sleeve is positioned below the limiting block. The upright post guide rod is sleeved with a supporting spring 1.4 for supporting the floating frame. The supporting springs correspond to the upright post guide rods one by one. The supporting spring is arranged below the sliding sleeve, the lower end of the supporting spring is abutted against the supporting platform, and the upper end of the supporting spring is abutted against the sliding sleeve.
The stirring barrel 1.5 is arranged on the floating frame. In this embodiment, the stirring barrel is a cylinder. The agitator is located the supporting platform top. The upper end of the stirring barrel is opened. The bottom wall of the mixing tank is provided with a concrete discharge pipeline 1.51, and the concrete discharge pipeline is provided with a pipeline switch valve 1.52. In this embodiment, the pipeline switch valve is a gate valve.
The stirring device 1.7 is used for stirring the recycled concrete in the stirring barrel. The stirring device 1.7 comprises a vertical shaft rod 1.71 rotatably arranged on the bottom wall of the stirring barrel, an annular stop block 1.74 arranged on the vertical shaft rod, a driving motor 1.72 arranged on the outer bottom surface of the stirring barrel and used for driving the vertical shaft rod to rotate, a stirring paddle 1.73 positioned in the stirring barrel and a connecting rod for connecting the vertical shaft rod and the stirring paddle. The upper end of the vertical shaft rod extends upwards and is positioned above the stirring barrel. The annular stop block is positioned above the stirring barrel. The lower extreme of vertical axostylus axostyle passes the diapire of agitator and is located the below of agitator, and driving motor's output shaft is connected with vertical axostylus axostyle. In this embodiment, vertical axostylus axostyle passes through the bearing and rotates the setting on the diapire of agitator, and the diapire of vertical axostylus axostyle and agitator passes through the sealing washer and rotate sealing connection. In this embodiment, the driving motor is a servo motor.
As shown in fig. 1 and 2, the cleaning device 1.8 includes an external water inlet pipe, an axial flow passage 1.88 disposed in the vertical shaft rod, a rotary joint 1.80 disposed at the upper end of the vertical shaft rod and communicated with the axial flow passage, a radial connecting hole 1.89 disposed at the outer side surface of the vertical shaft rod and communicated with the axial flow passage, a vertical sleeve 1.81 slidably sleeved on the vertical shaft rod, an upper seal ring 1.86 and a lower seal ring 1.87 disposed on the inner wall of the vertical sleeve, a radial flow guide pipe 1.82 communicated with the inner hole of the vertical sleeve, a vertical cleaning pipe 1.83 located below the radial flow guide pipe, a plurality of flushing nozzles sequentially disposed on the vertical cleaning pipe from top to bottom, a support ring 1.84 located above the stirring barrel, and a support ring connecting member 1.85 connecting the support ring and the upright guide rod. The support ring connecting piece 1.85 is positioned above the limiting block.
The upper end of the axial flow passage is communicated with the upper end face of the vertical shaft rod, and the lower end of the axial flow passage is closed. The one end of external inlet channel is connected with rotary joint, in this embodiment, is equipped with the water pump on the external inlet channel.
The radial guide pipe extends along the radial direction of the vertical sleeve body. In the embodiment, the number of the radial guide pipes is two, and the two radial guide pipes are symmetrically distributed on two sides of the vertical sleeve body; of course, the number of the radial draft tubes can be 3, 4 or more, and the vertical cleaning pipelines and the radial draft tubes correspond one to one. The upper end of the vertical cleaning pipeline is communicated with the radial flow guide pipe, and particularly, the upper end of the vertical cleaning pipeline is communicated with the corresponding radial flow guide pipe. The radial draft tube is positioned above the support ring. The support ring is used for supporting the radial flow guide pipe.
The vertical sleeve body 1.81 is positioned above the annular stop 1.74. When the vertical sleeve body is abutted to the annular stop block, the radial connecting hole is located between the upper sealing ring and the lower sealing ring, and the upper sealing ring and the lower sealing ring are both in sealing connection with the vertical shaft rod.
As shown in fig. 1 and 2, when the sliding sleeve abuts against the limiting block, the vertical sleeve body abuts against the annular stop block, the vertical cleaning pipeline and the radial guide pipe are supported on the annular stop block together through the vertical sleeve body, and a gap is formed between the radial guide pipe and the support ring; the vertical cleaning pipeline extends into the stirring barrel from an opening at the upper end of the stirring barrel, and the flushing nozzle faces the inner wall of the stirring barrel.
As shown in fig. 3, when the weight of the material in the mixing drum is greater than the predetermined value (for example, when the weight of the material in the mixing drum is greater than 20kg or 30 kg), the mixing drum, the floating frame and the mixing device will move downward along the upright post guide rod against the elastic force of the supporting spring until the bottom surface of the mixing drum is supported on the supporting platform.
When the bottom surface of agitator supported on supporting platform, concrete escape pipe and driving motor were located the platform and crossed the mouth, and radial honeycomb duct supported on the support ring, and vertical washing pipeline passes through radial honeycomb duct with vertical cover body and together supports on the support ring, and vertical washing pipeline is located the top of agitator.
The concrete operation of the stirring apparatus for recycled concrete production of the present embodiment is as follows:
pouring materials (recycled concrete raw materials) into the stirring barrel from an opening at the upper end of the stirring barrel, and when the weight of the materials in the stirring barrel is greater than a set value (for example, the weight of the materials in the stirring barrel is greater than 20 kg), moving the stirring barrel, the floating frame and the stirring device downwards along the upright post guide rod until the bottom surface of the stirring barrel is supported on the supporting platform, as shown in fig. 3;
then, the stirring device works, and the driving motor drives the vertical shaft lever and the stirring paddle to rotate so as to complete the stirring work of the recycled concrete in the stirring barrel; meanwhile, in the process, the vertical cleaning pipeline and the vertical sleeve body are supported on the support ring together through the radial guide pipe and are positioned above the stirring barrel, so that concrete cannot be contacted with the vertical cleaning pipe and the flushing nozzle on the vertical cleaning pipe, the flushing nozzle can be prevented from being blocked by solidified concrete under the condition of not influencing the normal construction of the stirring work of recycled concrete, and the cleaning device can be ensured to be normally used;
and then, after the stirring of the recycled concrete is finished, opening a pipeline switch valve to discharge the recycled concrete through a concrete discharge pipeline. After the recycled concrete is discharged from the stirring barrel, the floating frame and the stirring device move upwards together along the upright post guide rod under the action of the supporting spring until the sliding sleeve abuts against the limiting block, as shown in fig. 1, at the moment, the vertical sleeve body abuts against the annular stop block, the vertical cleaning pipeline and the radial guide pipe are supported on the annular stop block together through the vertical sleeve body, the vertical cleaning pipeline extends into the stirring barrel from an opening at the upper end of the stirring barrel, and the flushing nozzle faces towards the inner wall of the stirring barrel; then, an operator can connect a water source through the external water inlet pipeline, so that water can be sprayed out towards the inner wall of the mixing tank through the external water inlet pipeline, the rotary joint, the axial flow channel, the radial connecting hole, the radial flow guide pipe, the vertical cleaning pipeline and the washing nozzle, meanwhile, the vertical shaft rod is driven to rotate through the driving motor so as to drive the vertical sleeve body supported on the annular stop block, the radial flow guide pipe and the vertical cleaning pipeline to rotate together, so that all parts of the inner wall of the mixing tank are washed, the inner wall of the mixing tank is washed through the washing nozzle of the cleaning device, the operation is convenient, the phenomenon that the washing of the inner wall of the recycled concrete mixing equipment is abandoned due to inconvenient operation can be effectively avoided, a thick concrete layer can be solidified on the inner wall of the mixing tank after the equipment is used for a long time, the weight of the recycled concrete mixing equipment is increased, and the volume of the mixing cavity is increased, the stirring efficiency of the concrete stirring equipment is influenced.
On the other hand, agitating unit that this scheme's recycled concrete preparation was used sets up driving motor on the outer bottom surface of agitator to set up the platform in the middle part of the supporting platform and cross the mouth, be used for holding driving motor, so, can be under the condition of the normal work that does not influence agitating unit that recycled concrete preparation was used, the effectual agitating unit that improves recycled concrete preparation utilization ratio on high space, thereby reduce the agitating unit's that recycled concrete preparation was used height.
Further, as shown in fig. 2, an annular groove 1.810 is formed on the inner side surface of the vertical sleeve body, the annular groove is located between the upper sealing ring and the lower sealing ring, one end of the radial flow guide pipe is connected with the annular groove, and the other end of the radial flow guide pipe is closed.
Further, the inner diameter of the support ring is the same as the inner diameter of the stirring barrel, or the inner diameter of the support ring is slightly larger than the inner diameter of the stirring barrel, or the inner diameter of the support ring is slightly smaller than the inner diameter of the stirring barrel. So, be favorable to pouring the material into the agitator through the upper end opening of agitator. In this embodiment, the support ring and the mixing drum are coaxially distributed.
Further, as shown in fig. 2, a reinforcing sleeve 1.53 is arranged in an opening at the upper end of the stirring barrel, the reinforcing sleeve is sleeved on the vertical shaft rod, and the upper mounting sleeve is connected with the inner wall of the stirring barrel through a connecting piece. The vertical shaft lever is rotatably connected with the vertical shaft lever through a bearing. Therefore, the stability of the vertical shaft rod in the working process can be improved through the reinforcing sleeve.
Further, as shown in fig. 1 and 2, the vertical shaft rod 1.71 includes a lower shaft rod 1.711, a middle shaft rod 1.712, a tapered connecting shaft 1.713 and an upper shaft rod 1.714, which are connected in sequence from bottom to top, and the lower shaft rod, the middle shaft rod, the tapered connecting shaft and the upper shaft rod are coaxially distributed. The lower shaft lever is rotatably arranged on the bottom wall of the stirring barrel. The outer diameter of the middle shaft is larger than that of the upper shaft. The outer diameter of the conical connecting shaft is gradually reduced from bottom to top. The lower end of the conical connecting shaft is in smooth transition connection with the middle shaft rod, and the upper end of the conical connecting shaft is in smooth transition connection with the upper shaft rod. The annular stop block is arranged at the lower part of the middle shaft rod. The radial connecting hole is arranged on the middle shaft rod and is positioned above the annular stop block. The inner diameter of the vertical sleeve body is larger than the outer diameter of the middle shaft rod. When the vertical sleeve body is abutted against the annular stop block, the upper sealing ring and the lower sealing ring are both connected with the middle shaft rod in a sealing manner. When the bottom surface of the stirring barrel is supported on the supporting platform, the vertical sleeve body is arranged on the upper shaft rod, and gaps are formed among the upper sealing ring, the lower sealing ring and the upper shaft rod.
So, bottom surface at the agitator supports on supporting platform, vertical washing pipeline together supports the back on the support ring through radial honeycomb duct with the vertical cover body, the vertical cover body is established the cover on last axostylus axostyle, and go up sealing washer and all have the clearance between lower sealing washer and the upper shaft pole, therefore, afterwards, rotate at vertical axostylus axostyle of driving motor drive and stirring rake, in-process to the stirring work of the recycled concrete of accomplishing in the agitator, vertical axostylus axostyle can not drive the vertical cover body, radial honeycomb duct rotates with vertical washing pipeline, so that vertical washing pipeline together stable support on the support ring through radial honeycomb duct with the vertical cover body, and simultaneously, belt cleaning device can not influence agitating unit's stirring work.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (9)
1. A stirring device for preparing recycled concrete is characterized by comprising:
the supporting platform is provided with an upright post guide rod, and the upright post guide rod is provided with a limiting block;
the floating frame is provided with a sliding sleeve which slides along the upright post guide rod, the sliding sleeve is positioned below the limiting block, and the upright post guide rod is sleeved with a supporting spring for supporting the floating frame;
the stirring barrel is arranged on the floating frame, the stirring barrel is positioned above the supporting platform, the upper end of the stirring barrel is opened, a concrete discharge pipeline is arranged on the bottom wall of the stirring barrel, and a pipeline switch valve is arranged on the concrete discharge pipeline;
the stirring device is used for stirring the recycled concrete in the stirring barrel; and
the cleaning device is used for washing the inner wall of the stirring barrel;
the stirring device comprises a vertical shaft rod rotatably arranged on the bottom wall of the stirring barrel, an annular stop block arranged on the vertical shaft rod, a driving motor arranged on the outer bottom surface of the stirring barrel and used for driving the vertical shaft rod to rotate, a stirring paddle positioned in the stirring barrel and a connecting rod for connecting the vertical shaft rod and the stirring paddle, wherein the upper end of the vertical shaft rod extends upwards and is positioned above the stirring barrel, and the annular stop block is positioned above the stirring barrel;
the cleaning device comprises an external water inlet pipeline, an axial flow channel arranged in a vertical shaft lever, a rotary joint arranged at the upper end of the vertical shaft lever and communicated with the axial flow channel, a radial connecting hole arranged at the outer side surface of the vertical shaft lever and communicated with the axial flow channel, a vertical sleeve body sleeved on the vertical shaft lever in a sliding way, an upper sealing ring and a lower sealing ring arranged on the inner wall of the vertical sleeve body, a radial flow guide pipe communicated with an inner hole of the vertical sleeve body, a vertical cleaning pipeline positioned below the radial flow guide pipe, a plurality of flushing nozzles sequentially arranged on the vertical cleaning pipeline from top to bottom, a support ring positioned above the stirring barrel and a support ring connecting piece for connecting the support ring and a stand column guide rod,
the one end of external inlet channel is connected with rotary joint, the upper end and the radial honeycomb duct of vertical washing pipeline are linked together, radial honeycomb duct is located the top of support ring, the support ring is used for supporting radial honeycomb duct, the vertical cover body is located the top of annular dog, when the vertical cover body supports on annular dog, radial connecting hole is located between upper seal circle and the lower seal circle.
2. The stirring device for preparing recycled concrete according to claim 1, wherein when the sliding sleeve abuts against the limiting block, the vertical sleeve body abuts against the annular stop block, and the vertical cleaning pipeline and the radial guide pipe are supported on the annular stop block together through the vertical sleeve body, the vertical cleaning pipeline extends into the stirring barrel from an upper end opening of the stirring barrel, and the flushing nozzle faces towards the inner wall of the stirring barrel;
when the weight of the materials in the mixing tank is larger than a set value, the elastic force of the supporting spring is overcome, so that the mixing tank, the floating frame and the mixing device move downwards along the upright post guide rod together until the bottom surface of the mixing tank is supported on the supporting platform;
when the bottom surface of agitator supported on supporting platform, concrete escape pipe and driving motor were located the platform and crossed the mouth, radial honeycomb duct supported on the support ring, and vertical washing pipeline and the vertical cover body together supported on the support ring through radial honeycomb duct, vertical washing pipeline is located the top of agitator.
3. The stirring device for preparing recycled concrete according to claim 1 or 2, wherein an annular groove is formed on the inner side surface of the vertical sleeve body, the annular groove is positioned between the upper sealing ring and the lower sealing ring, one end of the radial flow guide pipe is connected with the annular groove, and the other end of the radial flow guide pipe is closed.
4. The mixing apparatus for recycled concrete preparation according to claim 1 or 2, wherein the inner diameter of said support ring is the same as the inner diameter of the mixing drum.
5. The mixing apparatus for recycled concrete preparation according to claim 1 or 2, wherein a water pump is provided on said external water inlet pipe.
6. The mixing device for preparing recycled concrete according to claim 1 or 2, wherein a reinforcing sleeve is arranged in the upper end opening of the mixing tank, the reinforcing sleeve is arranged on the vertical shaft rod, and the upper mounting sleeve is connected with the inner wall of the mixing tank through a connecting piece.
7. The mixing apparatus for recycled concrete preparation of claim 6, wherein said vertical shaft is rotatably connected to said vertical shaft by a bearing.
8. A mixer apparatus for recycled concrete production as claimed in claim 1 or 2, wherein said radial ducts extend in the radial direction of the vertical jacket body.
9. The stirring device for preparing recycled concrete according to claim 1 or 2, wherein the number of the radial guide pipes is two, the two radial guide pipes are symmetrically distributed on two sides of the vertical sleeve body, and the vertical cleaning pipelines and the radial guide pipes are in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011001575.7A CN112223537B (en) | 2020-09-22 | 2020-09-22 | Stirring device for preparing recycled concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011001575.7A CN112223537B (en) | 2020-09-22 | 2020-09-22 | Stirring device for preparing recycled concrete |
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| Publication Number | Publication Date |
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| CN112223537A CN112223537A (en) | 2021-01-15 |
| CN112223537B true CN112223537B (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011001575.7A Active CN112223537B (en) | 2020-09-22 | 2020-09-22 | Stirring device for preparing recycled concrete |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101214383B1 (en) * | 2010-10-25 | 2012-12-21 | (주)글로벌환경 | A manufacturing method and the apparatus for recycled ascon |
| CN107790044A (en) * | 2017-11-13 | 2018-03-13 | 安庆泽远化工有限公司 | A kind of liquid coating Double shaft stirring system |
| CN209599553U (en) * | 2019-01-17 | 2019-11-08 | 河北森焱混凝土有限公司 | A kind of concrete storage bin cleaning device |
| CN110014517A (en) * | 2019-05-22 | 2019-07-16 | 陕西新意达恒众混凝土有限公司 | A kind of concrete central mix plant |
| CN210411002U (en) * | 2019-05-23 | 2020-04-28 | 宿迁市华益混凝土有限公司 | Waste recycling and transporting device for recycled concrete production |
| CN210633869U (en) * | 2019-08-12 | 2020-05-29 | 浙江寰龙环境科技有限公司 | Concrete brick mixture belt cleaning device that sieves |
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