CN113733327A - Constant-temperature standing expansion device for aerated concrete block production and heat preservation method thereof - Google Patents

Abstract

The invention discloses a constant-temperature standing expansion device for aerated concrete block production and a heat preservation method thereof, and relates to the field of aerated block production. According to the invention, through the arranged lifting mechanism and the inserting frame, after slurry is solidified, the hydraulic cylinder is started, the hydraulic cylinder drives the moving plate to move upwards, the moving plate drives the inserting frame to move upwards through the lifting rod, and the inserting frame pulls a plurality of groups of positioning drill rods to be pulled out from the slurry, so that the separation of the positioning drill rods and the frame is completed, and the problem that the inserting drill rods are inconvenient to disassemble is effectively solved.

Description

Constant-temperature standing expansion device for aerated concrete block production and heat preservation method thereof

Technical Field

The invention relates to the field of aerated block production, in particular to a constant-temperature standing expansion device for aerated concrete block production and a heat preservation method thereof.

Background

The autoclaved aerated concrete block is a porous silicate product which is prepared by using siliceous materials (sand, fly ash, silicon-containing tailings and the like) and calcareous materials (lime and cement) as main raw materials, adding a gas generating agent (aluminum powder), adding water and stirring, forming pores through chemical reaction, performing casting molding, precuring and cutting, autoclaved curing and other technical processes, embedding a reinforcement cage in the production and manufacturing process of the autoclaved aerated concrete block to ensure the strength of the aerated concrete plate and facilitate transportation and installation, mixing and stirring a plurality of groups of slurry in the production process of the autoclaved aerated concrete block, adding a proper amount of aluminum powder into the autoclaved aerated concrete block, injecting the mixed raw materials into a mold, and sending the mold into a primary curing chamber.

But when carrying out the maintenance to aerated concrete block, because concrete spontaneous heating can lead to its inside higher temperature that produces, concrete outer wall cooling is very fast, thereby can lead to inside and outside difference in temperature great, thereby lead to the concrete fracture, need heat or heat preservation processing to the concrete usually, but at aerated concrete the in-process that stews, the aluminium powder reaction produces hydrogen, thereby make the concrete block expand in the mould, this process need keep about fifty degrees, the crossing and the inflation degree of the serious influence aerated block of too high temperature meeting, current aerated block is for gaining in strength, can add steel framework at the concrete in the maintenance process, steel framework can adopt the mode of inserting the borer to remove steel framework usually, when dismantling inserting the borer, because the inflation of concrete, can lead to inserting the borer inconvenient dismantlement, influence the use.

Disclosure of Invention

Based on the above, the invention aims to provide a constant-temperature standing expansion device for aerated concrete block production and a heat preservation method thereof, so as to solve the technical problems that foaming is affected due to overhigh temperature of concrete, and a drill rod is inconvenient to disassemble.

In order to achieve the purpose, the invention provides the following technical scheme: a constant-temperature standing expansion device for aerated concrete block production comprises a primary curing vehicle, a transport vehicle and a track, wherein the transport vehicle moves on the track, the primary curing vehicle is limited and clamped at the top end of the transport vehicle, the track is positioned above the moving track of the primary curing vehicle and provided with a gantry crane, the bottom end of the gantry crane is provided with a traction frame, the lower part of the traction frame is connected with an inserting frame in a clamping manner, the inserting frame is formed by welding two groups of vertical rods and a plurality of groups of transverse rods, the inside of each group of transverse rods is provided with a gas exchange cavity, the bottom end of each transverse rod is also provided with a plurality of groups of isolation cavities, a limiting plate is arranged at the joint of the gas exchange cavity and the isolation cavities, annular semiconductor refrigerating sheets are arranged inside the limiting plate and connected with an external power supply through leads, a heat exchange mechanism is arranged at the central position of the limiting plate, and a radial fan blade is arranged above the semiconductor refrigerating sheet, the heat transfer mechanism is located the below of semiconductor refrigeration piece and installs axial fan blade, the internally mounted of air exchange cavity has actuating mechanism to drive heat transfer mechanism, every group keep apart the bottom in chamber and all be connected with the location borer, the frame has been cup jointed in the outside of location borer, the frame comprises multiunit folding reinforcing bar and metal connecting piece, the below that the top of location borer is located axial fan blade is connected with the funnel, and the bottom of funnel is connected with the intake pipe that extends to location borer inside, and the opening has been seted up to the bottom of intake pipe.

Through adopting above-mentioned technical scheme, can be convenient put into the thick liquids with the frame, and at the in-process of thick liquids fermentation, through the semiconductor refrigeration piece respectively to heat and cool off radial air supply fan leaf and axial air supply fan leaf in the heat transfer mechanism, drive through actuating mechanism down, make and encircle the mechanism rotation, the drive is taken a breath the air flow in chamber and the isolation chamber, make the hot-air enter into the car of just raising, heat the thick liquids outside, make in the cold air enters into the location borer, cool off to thick liquids inside, thereby guaranteed that the inside and outside temperature difference of thick liquids keeps in suitable within range.

The invention is further arranged in that a backboard is arranged on one side of the primary curing vehicle, the backboard is hollow, inserting holes are formed in the top ends of the primary curing vehicle and the backboard, the number of the inserting holes corresponds to the number of the cross rods, a plurality of groups of inserting rods matched with the inserting holes are arranged at the bottom end of the inserting frame, the inserting rods are hollow and communicated with the ventilation cavities in the cross rods, a heating cavity is formed in the primary curing vehicle below the inserting holes, a partition plate is arranged between the heating cavities, the inner wall of the primary curing vehicle is positioned below the backboard, an air hole is formed in the inner wall of the primary curing vehicle, and the heating cavity is communicated with the hollow interior of the backboard through the air hole.

By adopting the technical scheme, the method has the advantages that,

the invention is further set in that a wall plate is arranged on one side of the gantry crane, a plurality of groups of lifting mechanisms are mounted on the outer wall of the wall plate, the distance between each lifting mechanism and a track is matched with the length of a primary curing car, a hydraulic cylinder is mounted inside each group of lifting mechanisms, the output end of each hydraulic cylinder is connected with a movable plate, the side surface of each movable plate is connected with symmetrically arranged lifting rods, a plurality of groups of power connection pieces are arranged at the top ends of the lifting rods, a plurality of groups of conducting strips are arranged at the bottom ends of each group of cross rods in the inserting frame, and the inserting frame is communicated with the power connection pieces through the conducting strips.

Through adopting above-mentioned technical scheme, can supply power to each group's consumer in inserting the frame through many electric pieces to can drive movable plate and lifting bar rebound through the pneumatic cylinder, thereby take out the location borer from the thick liquids.

The invention is further arranged in such a way that the driving mechanism in the ventilation cavity can be a motor, the outer side of the output end of the motor is sleeved with a belt, the top end of the radial air supply fan blade is connected with a driving tooth, the belt is also sleeved on the outer side of the driving tooth, and the radial air supply fan blade is in transmission connection with the axial air supply fan blade through a transmission shaft.

Through adopting above-mentioned technical scheme, can rotate through motor drive multiunit heat transfer mechanism to drive the air and flow, change the temperature of air.

The invention is further set that the width of the air exchange cavity is matched with the diameter of the radial air supply fan blade, the top end and the bottom end of the radial air supply fan blade are both provided with a partition plate, the diameter of the axial air supply fan blade is larger than that of the semiconductor refrigerating sheet, the outer side of the axial air supply fan blade is provided with an annular partition plate, and the diameter of the axial air supply fan blade is matched with that of the funnel.

By adopting the technical scheme, the radial air supply fan blade drives air to flow along the radial direction of the fan blade in the air exchange cavity, and the axial air supply fan blade drives the air to flow along the axial direction of the fan blade in the isolation cavity.

The invention is further provided that a connecting sheet is arranged at the connecting part of the inside of the frame and the positioning drill rod, a through hole matched with the positioning drill rod is arranged in the connecting sheet, a magnet ring is connected with the outer side of the through hole, and the connecting sheet is clamped and connected with the positioning drill rod through the magnet ring.

Through adopting above-mentioned technical scheme, can make the frame pass through the magnet ring to be fixed in the location borer outside to the convenience removes the frame.

A constant-temperature standing heat preservation method for aerated concrete block production is characterized by comprising the following steps: the method comprises the following steps:

the method comprises the following steps: after the slurry is injected into the primary curing car, the primary curing car is transported through the transport vehicle and the track until the primary curing car moves below the gantry crane, the inserting frame, the positioning drill rod and the frame are driven to move downwards through the traction frame, the inserting frame is fixed in the inserting hole through the inserting rod, and the frame is located inside the slurry;

step two: after the frame is installed, the transport vehicle continues to move the primary curing vehicle until the primary curing vehicle reaches the position of the back plate, the primary curing vehicle is pushed to be separated from the transport vehicle and to be close to the lifting mechanism, the lifting rod is made to be in contact with the bottom end of the inserting frame, the electric connecting piece is made to be attached to the electric conducting piece, accordingly, all the groups of electric appliances in the inserting frame are powered, and at the moment, the slurry is cured and fermented;

step three: in the maintenance process, firstly, a plurality of groups of semiconductor refrigeration sheets operate under the power supply of an external power supply, and the top end and the bottom end of each semiconductor refrigeration sheet generate high temperature and low temperature respectively, so that the radial air supply fan blade and the axial air supply fan blade are heated and cooled respectively;

step four: the motor runs, the output end of the motor drives a plurality of groups of driving teeth to rotate through a belt, and the driving teeth drive the radial air supply fan blade and the axial air supply fan blade to rotate;

step five: the radial air supply fan blade heats air in the air exchange cavity in the inserting frame and pushes hot air to flow in the air exchange cavity, the flowing hot air enters the heating cavity in the primary curing car through the inserting rod and the inserting hole, so that the heating cavity can heat the outer side of slurry, the air enters the back plate through the air hole and returns to the air exchange cavity through the inserting hole and the inserting rod on the back plate again, and circular heating is realized;

step six: the axial air supply fan blade is used for cooling air in the isolation cavity and simultaneously pushing cold air to flow in the isolation cavity, the spacing plate is used for isolating the isolation cavity from the air exchange cavity to avoid mixing of cold air and hot air, the cold air flow enters the funnel and enters the air inlet pipe through the funnel, the bottom end of the air inlet pipe is provided with an opening, the cold air flow can cool the bottom end of the positioning drill rod and simultaneously return to the isolation cavity, and the bottom end of the positioning drill rod is positioned in the slurry, so that the positioning drill rod can cool the inside of the slurry;

step seven: the temperature difference between the inside and the outside of the slurry is kept at a proper temperature for fermentation and maintenance, and the aluminum powder continuously generates a large amount of hydrogen in the slurry to ensure that the slurry expands and generates a large amount of micro air holes inside until the slurry is completely solidified;

step eight: after the slurry is fermented, starting a hydraulic cylinder to enable the hydraulic cylinder to drive a movable plate to move upwards, enabling the movable plate to push an insertion frame to move upwards through a lifting rod, enabling the insertion frame to pull a positioning drill rod to move upwards, solidifying the slurry, enabling a frame to be tightly fixed in the slurry, enabling the positioning drill rod and the frame to generate relative displacement until the positioning drill rod is pulled out of the slurry, and enabling the positioning drill rod to be separated from the frame;

step nine: the pulled positioning drill rod is cleaned and recovered, and the primary curing vehicle is pushed to return to the transport vehicle again and is transported to external cutting equipment through the transport vehicle and the rail processing concrete.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, through the arranged heating cavity, the inserting frame, the positioning drill rod, the semiconductor refrigerating sheet and the heat exchange mechanism, the concrete can be fermented, the radial air supply fan blade and the axial air supply fan blade are heated and cooled through the semiconductor refrigerating sheet respectively, so that the air in the air exchange cavity and the air in the isolation cavity are heated and cooled respectively, each group of fan blades push the air in the air exchange cavity and the air in the isolation cavity to flow, hot air enters the heating cavity through the inserting rod and the inserting hole, the outer side of slurry is heated, cold air enters the positioning drill rod, and the center of the slurry is cooled, so that the temperature difference between the inside and the outside of the slurry can be effectively kept within a proper range, the generation of cracks is reduced, the core temperature of the slurry is reduced, the foaming efficiency is improved, and the problem that the foaming is influenced by the overhigh temperature of the concrete is effectively solved.

2. According to the invention, through the arranged lifting mechanism and the inserting frame, after slurry is solidified, the hydraulic cylinder is started, the hydraulic cylinder drives the moving plate to move upwards, the moving plate drives the inserting frame to move upwards through the lifting rod, and the inserting frame pulls a plurality of groups of positioning drill rods to be pulled out from the slurry, so that the separation of the positioning drill rods and the frame is completed, and the problem that the inserting drill rods are inconvenient to disassemble is effectively solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lifting mechanism of the present invention;

FIG. 3 is a schematic view of the present invention illustrating the structure of the initial vehicle;

FIG. 4 is a schematic cross-sectional view of the positioning drill rod entering the primary curing vehicle according to the present invention;

FIG. 5 is a schematic view of a heating chamber according to the present invention;

FIG. 6 is a schematic view of a separator plate according to the present invention;

FIG. 7 is a schematic structural diagram of a heat exchange mechanism of the present invention;

FIG. 8 is a schematic diagram of a limiting plate according to the present invention;

FIG. 9 is a schematic structural diagram of a heat exchange mechanism of the present invention;

FIG. 10 is a schematic view of a positioning pin according to the present invention;

FIG. 11 is a schematic view of a connecting piece and a positioning brazing rod engaging structure according to the present invention;

FIG. 12 is a schematic view of the positioning pin mounting structure of the present invention.

In the figure: 1. initially maintaining the vehicle; 101. a back plate; 102. inserting holes; 103. a heating cavity; 104. a partition plate; 105. air holes; 2. a transport vehicle; 3. a track; 4. a wallboard; 5. a gantry crane; 501. a traction frame; 6. inserting a frame; 601. inserting a rod; 602. an air exchange cavity; 603. an isolation chamber; 604. a conductive sheet; 7. a frame; 701. connecting sheets; 8. a lifting mechanism; 801. a hydraulic cylinder; 802. moving the plate; 803. a lifting bar; 804. connecting a power strip; 9. positioning the drill rod; 901. an air inlet pipe; 902. a funnel; 903. an opening; 10. a limiting plate; 1001. a semiconductor refrigeration sheet; 11. a heat exchange mechanism; 1101. a radial air supply fan blade; 1102. axial air supply fan blades; 1103. a drive tooth; 12. an electric motor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A constant-temperature standing expansion device for aerated concrete block production is disclosed, as shown in figures 1 to 12, and comprises a primary curing vehicle 1, a transport vehicle 2 and a track 3, wherein the transport vehicle 2 moves on the track 3, the primary curing vehicle 1 is clamped at the top end of the transport vehicle 2 in a limiting manner, the primary curing vehicle 1 containing slurry is driven by the transport vehicle 2 to move on the track 3, a gantry crane 5 is arranged above the moving track of the primary curing vehicle 1 on the track 3, after the primary curing vehicle 1 moves below the gantry crane 5, a traction frame 501 is arranged at the bottom end of the gantry crane 5, an inserting frame 6 is clamped and connected below the traction frame 501, a frame 7 is arranged below the inserting frame 6, the outer side of a positioning drill rod 9 is sleeved with the frame 7, the frame 7 is composed of a plurality of groups of folding steel bars and metal connecting sheets, the inserting frame 6 and the frame 7 are fed into the slurry through the traction frame 501, the adsorption of the traction frame 501 to the inserting frame 6 is released, one side of the gantry crane 5 is provided with a wall plate 4, and a plurality of sets of lifting mechanisms 8 are arranged on the outer wall of the wall plate 4, the distance between each lifting mechanism 8 and the track 3 is matched with the length of the primary curing car 1, a hydraulic cylinder 801 is arranged inside each set of lifting mechanism 8, the output end of the hydraulic cylinder 801 is connected with a movable plate 802, the side surface of the movable plate 802 is connected with symmetrically arranged lifting rods 803, a plurality of sets of electric connection pieces 804 are arranged at the top end of each lifting rod 803, a plurality of sets of electric conduction pieces 604 are arranged at the bottom end of each set of cross rods in the inserting frame 6, after the primary curing car 1 moves to the outer side of the wall plate 4, the primary curing car 1 is pushed to be separated from the transport car 2, the primary curing car 1 is moved to one side of the lifting mechanisms 8, the lifting rods 803 are moved to the lower part of the inserting frame 6, the inserting frame 6 is communicated with the electric connection pieces 804 through the electric conduction pieces 604 to supply power for equipment in the inserting frame 6, the inserting frame 6 is formed by welding two sets of vertical rods and the plurality of cross rods, and the air exchanging cavity 602 is arranged inside each set, the bottom end of the cross bar is further provided with a plurality of groups of isolation cavities 603, a limiting plate 10 is installed at the joint of the air exchange cavity 602 and the isolation cavities 603, an annular semiconductor refrigerating sheet 1001 is arranged inside the limiting plate 10, the semiconductor refrigerating sheet 1001 is connected with an external power supply through a wire, a heat exchange mechanism 11 is installed at the central position of the limiting plate 10, a radial air supply fan blade 1101 is installed above the semiconductor refrigerating sheet 1001 and above the heat exchange mechanism 11, an axial air supply fan blade 1102 is installed below the semiconductor refrigerating sheet 1001 and below the heat exchange mechanism 11, a motor 12 is installed in the air exchange cavity 602, a belt is sleeved outside the output end of the motor 12, the top end of the radial air supply fan blade 1101 is connected with a driving tooth 1103, the belt is also sleeved outside the driving tooth 1103, the radial air supply fan blade 1101 is in transmission connection with the axial air supply fan blade 1102 through a transmission shaft, and air can be pushed by the radial air supply fan blade 1101 and the axial air supply fan blade 1102, make the air flow in chamber 602 and the isolation chamber 603 of taking a breath, thereby can transport the outside and the inboard of thick liquids through the air flow to the temperature difference that semiconductor refrigeration piece 1001 produced, thereby can carry out the samming to thick liquids and handle, the bottom that chamber 603 was kept apart to every group all is connected with location borer 9, the below that the top of location borer 9 is located axial air supply fan leaf 1102 is connected with funnel 902, and the bottom of funnel 902 is connected with the intake pipe 901 that extends to location borer 9 inside, and opening 903 has been seted up to the bottom of intake pipe 901, make the cold airflow enter into in the location borer 9, cool down inside the thick liquids.

Referring to fig. 1, 2 and 4, a back plate 101 is disposed on one side of a precuring vehicle 1, the back plate 101 is hollow, insertion holes 102 are disposed on top ends of the precuring vehicle 1 and the back plate 101, the number of the insertion holes 102 corresponds to the number of the cross bars, a plurality of sets of insertion rods 601 matched with the insertion holes 102 are mounted at a bottom end of the insertion frame 6, the insertion rods 601 are hollow and communicated with ventilation cavities 602 in the cross bars, a heating cavity 103 is disposed below the insertion holes 102 in the precuring vehicle 1, a partition plate 104 is disposed between the heating cavities 103, an air hole 105 is disposed below the back plate 101 on an inner wall of the precuring vehicle 1, and the heating cavity 103 is communicated with the hollow interior of the back plate 101 through the air hole 105, so that hot air can enter the precuring vehicle, thereby heating and preserving heat of the outer side of slurry, and reducing the speed of temperature reduction.

Referring to fig. 7, the width of the ventilation chamber 602 matches the diameter of the radial air supply fan blade 1101, partition plates are disposed at the top end and the bottom end of the radial air supply fan blade 1101, the diameter of the axial air supply fan blade 1102 is larger than the diameter of the semiconductor cooling fins 1001, an annular partition plate is disposed at the outer side of the axial air supply fan blade 1102, and the diameter of the axial air supply fan blade 1102 matches the diameter of the funnel 902, so that air can freely flow in the ventilation chamber 602 and the isolation chamber 603.

Referring to fig. 11, a connecting piece 701 is installed at a connection position between the inside of the frame 7 and the positioning rod 9, a through hole matched with the positioning rod 9 is formed in the connecting piece 701, a magnet ring is connected to the outside of the through hole, and the connecting piece 701 is connected with the positioning rod 9 through the magnet ring in a clamping manner, so that the positioning rod 9 and the frame 7 can be conveniently fixed, and the frame 7 is driven to move.

A constant-temperature standing heat preservation method for aerated concrete block production comprises the following steps:

the method comprises the following steps: after the slurry is injected into the primary curing car, the primary curing car is transported through the transport vehicle and the track until the primary curing car moves below the gantry crane, the inserting frame, the positioning drill rod and the frame are driven to move downwards through the traction frame, the inserting frame is fixed in the inserting hole through the inserting rod, and the frame is located inside the slurry;

step two: after the frame is installed, the transport vehicle continues to move the primary curing vehicle until the primary curing vehicle reaches the position of the wallboard, the primary curing vehicle is pushed to be separated from the transport vehicle and to be close to the lifting mechanism, the lifting rod is contacted with the bottom end of the inserting frame, and the electric connecting piece is attached to the electric conducting piece, so that power is supplied to all groups of electric appliances in the inserting frame, and at the moment, the slurry is cured and fermented;

step three: in the maintenance process, firstly, a plurality of groups of semiconductor refrigeration sheets operate under the power supply of an external power supply, and the top end and the bottom end of each semiconductor refrigeration sheet generate high temperature and low temperature respectively, so that the radial air supply fan blade and the axial air supply fan blade are heated and cooled respectively;

step four: the motor runs, the output end of the motor drives a plurality of groups of driving teeth to rotate through a belt, and the driving teeth drive the radial air supply fan blade and the axial air supply fan blade to rotate;

step five: the radial air supply fan blade heats air in the air exchange cavity in the inserting frame and pushes hot air to flow in the air exchange cavity, the flowing hot air enters the heating cavity in the primary curing car through the inserting rod and the inserting hole, so that the heating cavity can heat the outer side of slurry, the air enters the back plate through the air hole and returns to the air exchange cavity through the inserting hole and the inserting rod on the back plate again, and circular heating is realized;

step six: the axial air supply fan blade is used for cooling air in the isolation cavity and simultaneously pushing cold air to flow in the isolation cavity, the spacing plate is used for isolating the isolation cavity from the air exchange cavity to avoid mixing of cold air and hot air, the cold air flow enters the funnel and enters the air inlet pipe through the funnel, the bottom end of the air inlet pipe is provided with an opening, the cold air flow can cool the bottom end of the positioning drill rod and simultaneously return to the isolation cavity, and the bottom end of the positioning drill rod is positioned in the slurry, so that the positioning drill rod can cool the inside of the slurry;

step seven: the temperature difference between the inside and the outside of the slurry is kept at a proper temperature for fermentation and maintenance, and the aluminum powder continuously generates a large amount of hydrogen in the slurry to ensure that the slurry expands and generates a large amount of micro air holes inside until the slurry is completely solidified;

step eight: after the slurry is fermented, starting a hydraulic cylinder to enable the hydraulic cylinder to drive a movable plate to move upwards, enabling the movable plate to push an insertion frame to move upwards through a lifting rod, enabling the insertion frame to pull a positioning drill rod to move upwards, solidifying the slurry, enabling a frame to be tightly fixed in the slurry, enabling the positioning drill rod and the frame to generate relative displacement until the positioning drill rod is pulled out of the slurry, and enabling the positioning drill rod to be separated from the frame;

step nine: the pulled positioning drill rod is cleaned and recovered, and the primary curing vehicle is pushed to return to the transport vehicle again and is transported to external cutting equipment through the transport vehicle and the rail processing concrete.

The working principle of the invention is as follows: adding sufficient aluminum powder suspension after the concrete is stirred, stirring, then injecting slurry into a primary curing car 1 through a discharging pipe, transporting and moving the primary curing car 1 through a transport vehicle 2 and a track 3 until the primary curing car 1 moves below a gantry crane 5, pushing an inserting frame 6 to move downwards through a traction frame 501, pushing a positioning drill 9 at the bottom end of the inserting frame 6 to move downwards, driving a frame 7 connected with the outer side to move downwards through the positioning drill 9, inserting the frame 7 into the slurry in the primary curing car 1 until an inserting rod 601 at the bottom end of the inserting frame 6 is inserted into an inserting hole 102, thus completing the installation of the frame 7, then contacting the connection between the traction frame 501 and the inserting frame 6, returning the traction frame 501, starting the transport vehicle 2 again to drive the primary curing car 1 to move to the outer side of a lifting mechanism 8, pushing the primary curing car 1 to separate the transport vehicle 1 from the transport vehicle 2, and moving the primary curing car 1 to one side of the lifting mechanism 8, the lifting rod 803 is contacted with the bottom end of the inserting frame 6, and the electric connecting piece 804 is attached to the electric conducting piece 604, so that power is supplied to all the electric appliances in the inserting frame 6, and the slurry in the primary curing vehicle 1 can be cured and fermented;

the power connection sheet 804 supplies power to the motor 12 and the plurality of groups of semiconductor chilling plates 1001 through a lead, firstly, the plurality of groups of semiconductor chilling plates 1001 operate, the top ends and the bottom ends of the semiconductor chilling plates generate high temperature and low temperature respectively, the end part of the radial air supply fan blade 1101 is attached to the top ends of the semiconductor chilling plates 1001, the end part of the axial air supply fan blade 1102 is attached to the bottom ends of the semiconductor chilling plates 1001, so that the temperature of the radial air supply fan blade 1101 is raised and the temperature of the axial air supply fan blade 1102 is lowered respectively, then, the motor 12 operates, the output end of the motor 12 drives the plurality of groups of driving teeth 1103 to rotate through a belt, the driving teeth 1103 drive the radial air supply fan blade 1101 and the axial air supply fan blade 1102 to rotate, at the moment, the radial air supply fan blade 1101 heats the air in the ventilation cavity 602 in the inserting frame 6, pushes the hot air to flow in the ventilation cavity 602, and the flowing hot air enters the heating cavity 103 in the primary curing car 1 through the inserting rod 601 and the inserting hole 102, the heating cavity 103 can heat the outer side of the slurry, air enters the back plate 101 through the air hole 105 and returns to the air exchanging cavity 602 through the inserting hole 102 and the inserting rod 601 on the back plate 101 again, and cyclic heating is realized;

meanwhile, when the air in the isolation cavity 603 is cooled, the axial air supply fan blade 1102 pushes the cold air to flow in the isolation cavity 603, the spacing plate 10 isolates the isolation cavity 603 from the ventilation cavity 602 to avoid mixing of the cold air and the hot air, the cold air flow enters the funnel 902 and enters the air inlet pipe 901 through the funnel 902, the bottom end of the air inlet pipe 901 is provided with an opening 903, so that the cold air flow can cool the bottom end of the positioning drill 9 and return to the isolation cavity 603 at the same time, the bottom end of the positioning drill 9 is positioned in the slurry, so that the positioning drill 9 can cool the inside of the slurry, the temperature of the cold air flow is gradually recovered after heat is absorbed, the temperature of the upper half part of the positioning drill 9 positioned in the slurry is close to the slurry, the top end of the slurry is prevented from being cooled, so that the temperature of the slurry is prevented from being distributed unevenly, the heating cavity 103 heats the outer side of the slurry and the positioning drill 9 cools the inside of the slurry, the internal and external temperatures of the slurry can be kept in a proper temperature difference in the fermentation process, so that the probability of slurry cracking caused by expansion with heat and contraction with cold can be effectively avoided, the quality of the aerated block is improved, the whole primary culture chamber is not required to be heated and insulated, and only the heat exchange treatment is required to be carried out on the inside of the primary culture vehicle 1, so that the energy consumption is reduced;

after the slurry fermentation is finished, the hydraulic cylinder 801 is started, the hydraulic cylinder 801 drives the moving plate 802 to move upwards, the moving plate 802 pushes the inserting frame 6 to move upwards through the lifting rod 803, the inserting frame 6 pulls the positioning drill rod 9 to move upwards, the slurry is solidified at the moment, the frame 7 is tightly fixed in the slurry, the positioning drill rod 9 and the frame 7 are enabled to move relatively until the positioning drill rod 9 is pulled out of the slurry, the positioning drill rod 9 is separated from the frame 7, the primary curing vehicle 1 is pushed to be far away from the lifting mechanism 8, the primary curing vehicle 1 can drive concrete blocks to enter the next flow, after the positioning drill rod 9 is cleaned and dried, the positioning drill rod is limited through the traction frame 501 again, and another group of frames 7 is installed on the outer side for subsequent processing.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims (7)

1. The utility model provides an aerated concrete piece production constant temperature inflation device that stews, is including just maintaining car (1), transport vechicle (2) and track (3), transport vechicle (2) move on track (3), and just maintain the top of car (1) spacing block at transport vechicle (2), track (3) are located just maintain car (1) and remove the orbit top and install gantry crane (5), its characterized in that: the bottom end of the gantry crane (5) is provided with a traction frame (501), the lower part of the traction frame (501) is connected with an inserting frame (6) in a clamping manner, the inserting frame (6) is formed by welding two groups of vertical rods and a plurality of groups of cross rods, a gas exchange cavity (602) is formed in each group of cross rods, a plurality of groups of isolating cavities (603) are further formed in the bottom end of each cross rod, a limiting plate (10) is arranged at the joint of the gas exchange cavity (602) and the isolating cavities (603), annular semiconductor refrigerating sheets (1001) are arranged in the limiting plate (10), the semiconductor refrigerating sheets (1001) are connected with an external power supply through wires, a heat exchange mechanism (11) is arranged in the central position of the limiting plate (10), radial fan blades (1101) are arranged above the semiconductor refrigerating sheets (1001) of the heat exchange mechanism (11), and axial fan blades (1102) are arranged below the semiconductor refrigerating sheets (1001) of the heat exchange mechanism (11), the heat exchange structure is characterized in that a driving mechanism is arranged inside the air exchange cavity (602) to drive the heat exchange mechanism (11), the bottom end of each isolation cavity (603) is connected with a positioning drill rod (9), a frame (7) is sleeved on the outer side of each positioning drill rod (9), each frame (7) is composed of a plurality of groups of folding steel bars and metal connecting sheets, a funnel (902) is connected to the position, below the top end of each positioning drill rod (9) is located on an axial fan feeding blade (1102), the bottom end of each funnel (902) is connected with an air inlet pipe (901) extending to the inside of each positioning drill rod (9), and an opening (903) is formed in the bottom end of each air inlet pipe (901).

2. The aerated concrete block production constant-temperature standing expansion device according to claim 1, which is characterized in that: backplate (101) have been seted up to one side of car (1) of just maintaining, the inside cavity of backplate (101), and just maintain car (1) and backplate (101) the top all seted up spliced eye (102), and spliced eye (102) quantity is corresponding with the quantity of horizontal pole, the bottom of inserted frame (6) is installed multiunit and spliced eye (102) assorted inserted bar (601), the inside cavity of inserted bar (601) and with each group ventilation chamber (602) switch-on in the horizontal pole, the inside below that is located spliced eye (102) of car (1) of just maintaining has seted up heating chamber (103), and has seted up baffle (104) between heating chamber (103), the below that the inner wall of car (1) of just maintaining is located backplate (101) has seted up gas pocket (105), heating chamber (103) are through gas pocket (105) and the inside cavity switch-on of backplate (101).

3. The aerated concrete block production constant-temperature standing expansion device according to claim 1, which is characterized in that: one side of gantry crane (5) is provided with wallboard (4), and the outer wall of wallboard (4) installs multiunit hoist mechanism (8), distance between hoist mechanism (8) and track (3) and the length phase-match of just curing car (1), every group pneumatic cylinder (801) are all installed to the inside of hoist mechanism (8), the output of pneumatic cylinder (801) is connected with movable plate (802), and the side of movable plate (802) is connected with lifting bar (803) that the symmetry set up, multiunit electric connection piece (804) have been seted up on the top of lifting bar (803), multiunit conducting strip (604) have all been seted up to the bottom of every group horizontal pole in inserted frame (6), inserted frame (6) are put through conducting strip (604) and electric connection piece (804).

4. The aerated concrete block production constant-temperature standing expansion device according to claim 1, which is characterized in that: the driving mechanism in the air exchanging cavity (602) can be a motor (12), a belt is sleeved on the outer side of the output end of the motor (12), the top end of the radial fan feeding blade (1101) is connected with a driving tooth (1103), the belt is also sleeved on the outer side of the driving tooth (1103), and the radial fan feeding blade (1101) is in transmission connection with the axial fan feeding blade (1102) through a transmission shaft.

5. The aerated concrete block production constant-temperature standing expansion device according to claim 1, which is characterized in that: the width of the air exchange cavity (602) is matched with the diameter of the radial air supply fan blade (1101), partition plates are arranged at the top end and the bottom end of the radial air supply fan blade (1101), the diameter of the axial air supply fan blade (1102) is larger than that of the semiconductor refrigeration sheet (1001), an annular partition plate is arranged on the outer side of the axial air supply fan blade (1102), and the diameter of the axial air supply fan blade (1102) is matched with that of the funnel (902).

6. The aerated concrete block production constant-temperature standing expansion device according to claim 1, which is characterized in that: connecting pieces (701) are installed at the connecting positions of the inner portions of the frames (7) and the positioning drill rods (9), through holes matched with the positioning drill rods (9) are formed in the connecting pieces (701), magnet rings are connected to the outer sides of the through holes, and the connecting pieces (701) are connected with the positioning drill rods (9) in a clamping mode through the magnet rings.

7. The constant-temperature standing heat preservation method for aerated concrete block production according to claim 1, characterized in that: the method comprises the following steps:

the method comprises the following steps: after the slurry is injected into the primary curing car, the primary curing car is transported through the transport vehicle and the track until the primary curing car moves below the gantry crane, the inserting frame, the positioning drill rod and the frame are driven to move downwards through the traction frame, the inserting frame is fixed in the inserting hole through the inserting rod, and the frame is located inside the slurry;

step two: after the frame is installed, the transport vehicle continues to move the primary curing vehicle until the primary curing vehicle reaches the position of the wallboard, the primary curing vehicle is pushed to be separated from the transport vehicle and to be close to the lifting mechanism, the lifting rod is contacted with the bottom end of the inserting frame, and the electric connecting piece is attached to the electric conducting piece, so that power is supplied to all groups of electric appliances in the inserting frame, and at the moment, the slurry is cured and fermented;

step three: in the maintenance process, firstly, a plurality of groups of semiconductor refrigeration sheets operate under the power supply of an external power supply, and the top end and the bottom end of each semiconductor refrigeration sheet generate high temperature and low temperature respectively, so that the radial air supply fan blade and the axial air supply fan blade are heated and cooled respectively;

step four: the motor runs, the output end of the motor drives a plurality of groups of driving teeth to rotate through a belt, and the driving teeth drive the radial air supply fan blade and the axial air supply fan blade to rotate;

step five: the radial air supply fan blade heats air in the air exchange cavity in the inserting frame and pushes hot air to flow in the air exchange cavity, the flowing hot air enters the heating cavity in the primary curing car through the inserting rod and the inserting hole, so that the heating cavity can heat the outer side of slurry, the air enters the back plate through the air hole and returns to the air exchange cavity through the inserting hole and the inserting rod on the back plate again, and circular heating is realized;

step six: the axial air supply fan blade is used for cooling air in the isolation cavity and simultaneously pushing cold air to flow in the isolation cavity, the spacing plate is used for isolating the isolation cavity from the air exchange cavity to avoid mixing of cold air and hot air, the cold air flow enters the funnel and enters the air inlet pipe through the funnel, the bottom end of the air inlet pipe is provided with an opening, the cold air flow can cool the bottom end of the positioning drill rod and simultaneously return to the isolation cavity, and the bottom end of the positioning drill rod is positioned in the slurry, so that the positioning drill rod can cool the inside of the slurry;

step seven: the temperature difference between the inside and the outside of the slurry is kept at a proper temperature for fermentation and maintenance, and the aluminum powder continuously generates a large amount of hydrogen in the slurry to ensure that the slurry expands and generates a large amount of micro air holes inside until the slurry is completely solidified;

step eight: after the slurry is fermented, starting a hydraulic cylinder to enable the hydraulic cylinder to drive a movable plate to move upwards, enabling the movable plate to push an insertion frame to move upwards through a lifting rod, enabling the insertion frame to pull a positioning drill rod to move upwards, solidifying the slurry, enabling a frame to be tightly fixed in the slurry, enabling the positioning drill rod and the frame to generate relative displacement until the positioning drill rod is pulled out of the slurry, and enabling the positioning drill rod to be separated from the frame;

step nine: the pulled positioning drill rod is cleaned and recovered, and the primary curing vehicle is pushed to return to the transport vehicle again and is transported to external cutting equipment through the transport vehicle and the rail processing concrete.

Images