CN112207949A - Preparation process and preparation equipment of aerated concrete block - Google Patents
Preparation process and preparation equipment of aerated concrete block Download PDFInfo
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- CN112207949A CN112207949A CN202010919678.5A CN202010919678A CN112207949A CN 112207949 A CN112207949 A CN 112207949A CN 202010919678 A CN202010919678 A CN 202010919678A CN 112207949 A CN112207949 A CN 112207949A
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- fixed
- shaft
- bevel gear
- stirring
- motor
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- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 238000003756 stirring Methods 0.000 claims abstract description 102
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 238000005192 partition Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 239000004568 cement Substances 0.000 claims abstract description 9
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 9
- 239000010440 gypsum Substances 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 239000010881 fly ash Substances 0.000 claims abstract description 7
- 239000004571 lime Substances 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000000670 limiting effect Effects 0.000 claims description 38
- 230000002093 peripheral effect Effects 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 abstract description 2
- 230000013011 mating Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/50—Producing shaped prefabricated articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
- B28B13/023—Feeding the moulding material in measured quantities from a container or silo by using a feed box transferring the moulding material from a hopper to the moulding cavities
- B28B13/0235—Feeding the moulding material in measured quantities from a container or silo by using a feed box transferring the moulding material from a hopper to the moulding cavities the feed box being provided with agitating means, e.g. stirring vanes to avoid premature setting of the moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/0063—Control arrangements
- B28B17/0081—Process control
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Automation & Control Theory (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The application relates to a preparation process and preparation equipment of an aerated concrete block, wherein the preparation equipment comprises a stirring cylinder, a partition plate, a first motor, a stirring shaft and a valve device; a driving device is arranged between the first motor and the stirring shaft; the driving device comprises a fixed shaft, a first bevel gear, a rotating circular tube, a first L shaft, a fixed circular tube, a second L shaft and a second bevel gear; one side of the rotating circular pipe is provided with a heating mechanism; a power assembly is arranged in the stirring cylinder; a connecting mechanism is arranged between the second L-axis and the stirring shaft. The preparation process comprises the following steps: mixing cement, desulfurized gypsum and aluminum paste, and adding water to prepare slurry; continuously adding the fly ash and the lime into the mixture, uniformly stirring, and pouring into a mold; and (4) after static curing and gas evolution, demolding and cutting to obtain the aerated concrete block. This application has the effect that improves concrete block production efficiency.
Description
Technical Field
The application relates to the field of aerated concrete blocks, in particular to a preparation process and preparation equipment of an aerated concrete block.
Background
At present, the aerated concrete block is a porous concrete product prepared by using fly ash, lime, cement, gypsum, slag and the like as main raw materials through the technical processes of stirring, pouring, standing, cutting, high-pressure steam curing and the like.
The prior art can refer to the chinese utility model patent that the grant bulletin number is CN207128081U, and it discloses an aerated concrete block production dispensing equipment, including a jar body, support, feed inlet and discharge gate, jar external portion is equipped with wear-resisting heat preservation wall, and jar body top is equipped with the feed inlet, and jar body lower extreme is equipped with the support, and jar body bottom is equipped with the discharge gate, is equipped with the valve on the discharge gate, and jar internal portion is equipped with the pivot, and the pivot upper end is equipped with the runner, is equipped with the rotating vane in the pivot, is equipped with the stirring rod between pivot. In the concrete course of working, just can discharge by the feed opening after needing the stirring, the stirring in-process needs constantly to heat in order to improve the mixed effect. Therefore, if the heating and stirring processes are not continuously performed, the productivity of the concrete block is deteriorated.
In view of the above-mentioned related art, the inventors of the present invention have considered that there is a drawback that the heating and stirring processes cannot be continuously performed, thereby affecting the production efficiency of the concrete block.
Disclosure of Invention
In order to reduce the influence on the production efficiency of the concrete building block, the application provides a preparation process and preparation equipment of the aerated concrete building block.
In a first aspect, the application provides an aerated concrete block preparation device, which adopts the following technical scheme:
the preparation equipment of the aerated concrete block comprises a stirring cylinder, a partition plate fixed on the side wall of the stirring cylinder, a stirring shaft rotatably arranged on the opposite inner side of the stirring cylinder and a valve device embedded in the partition plate; a first motor is fixed on the outer side wall of the stirring cylinder, and a driving device for driving the stirring shaft to rotate is arranged between the first motor and the stirring shaft; the driving device comprises a fixed shaft fixed on the inner side wall of the stirring cylinder, a first bevel gear fixed at the end part of the fixed shaft, a rotating circular pipe rotatably arranged on the outer peripheral surface of the fixed shaft, a first L-shaft fixed on the outer peripheral surface of the rotating circular pipe, a fixed circular pipe fixed at one end, far away from the rotating circular pipe, of the first L-shaft, a second L-shaft rotatably arranged in the fixed circular pipe and a second bevel gear fixed at one end, close to the first bevel gear, of the second L-shaft; the second bevel gear is meshed with the first bevel gear; a heating mechanism for heating the stirring cylinder is arranged on one side, away from the first motor, of the rotating circular pipe; a power assembly for driving the rotating circular tube to rotate is arranged in the stirring cylinder; and a connecting mechanism for connecting the stirring shaft and the first motor is arranged between the second L-axis and the stirring shaft.
By adopting the technical scheme, the stirring cylinder is heated by the heating mechanism in the rotating process of the rotating circular pipe, and the starting of the stirring shaft is controlled by the connecting mechanism; thereby be convenient for carry out unified control to heating and stirring process, reduce when heating or stirring process appear postponing, cause the possibility of influence to aerated concrete block's production efficiency.
Preferably, the connecting mechanism comprises a supporting circular pipe fixed at one end of the second L shaft far away from the second bevel gear, a limiting circular pipe rotatably arranged in the supporting circular pipe, and a connecting shaft arranged in the limiting circular pipe in a sliding manner along the length direction of the stirring cylinder; a threaded shaft is fixed on one side, close to the first motor, of the connecting shaft; the output end of the first motor is provided with an internal threaded pipe in a sliding manner along the length direction of the stirring cylinder, and the internal threaded pipe is in threaded connection with the threaded shaft; a fixed disc is fixed on the output shaft of the first motor, a first spring is fixed on one side of the fixed disc, which is close to the internal thread pipe, and one end of the first spring, which is far away from the fixed disc, is fixedly connected with one side of the internal thread pipe, which is close to the fixed disc; the connecting shaft outer peripheral face is fixed with the positioning disk, one side of the positioning disk close to the first motor is fixed with a second spring, and one end of the second spring, far away from the limiting disc, is fixedly connected with one side of the limiting circular tube, far away from the first motor.
A fixing piece is suspended at the bottom of the partition plate; a first square notch is formed in one side, away from the fixed shaft, of the fixing piece; a first matching piece is rotatably mounted in the fixing piece, and a second square notch is formed in the outer peripheral surface of the first matching piece; one end, far away from the first motor, of the connecting shaft is fixedly provided with a butting part which is used for being spliced with the second square notch; the opposite inner sides of the abutting part and the second square notch are respectively provided with a first inclined plane; a transmission assembly for driving the stirring shaft to rotate is arranged between the first matching piece and the stirring shaft; and a separation assembly used for driving the threaded shaft to be separated from the internal threaded pipe is arranged between the fixing piece and the first matching piece.
By adopting the technical scheme, the first motor drives the threaded shaft to rotate, and the threaded shaft continues to drive the stirring shaft to rotate through the transmission assembly; through setting up coupling mechanism, when needs the (mixing) shaft and rotate, through threaded shaft internal thread pipe and first fitting piece to make first motor drive (mixing) shaft rotate, and then accomplish the operation that starts the (mixing) shaft, thereby reduce the waste that the first motor of uninterrupted switch caused the consumption.
Preferably, the transmission assembly comprises a driving pulley fixed on one side of the first matching piece, which is far away from the first motor, a driven pulley fixed on the outer circumferential surface of the stirring shaft, and a transmission belt for enabling the driving pulley and the driven pulley to be linked.
Through adopting above-mentioned technical scheme, through the belt drive, be convenient for set up first motor, threaded shaft and coupling mechanism in the outside of stirring cabin, reduce the influence that the concrete normally worked to the motor.
Preferably, the separating assembly comprises an annular groove formed in the inner peripheral surface of the fixing member, a limiting member fixed to the outer peripheral surface of the first fitting member and arranged in the annular groove in a sliding manner along the circumferential direction of the fixing member, a square groove formed in the inner peripheral surface of the fixing member, a sliding member arranged in the square groove in a sliding manner along the vertical direction, and two second inclined planes respectively arranged on the inner sides of the limiting member and the sliding member; and a third spring is fixed at the top of the sliding part, and the top end of the third spring is fixedly connected with the top of the square groove.
By adopting the technical scheme, in the rotating process of the first matching piece, the limiting piece is upwards abutted and pressed through the second inclined surface to push the limiting piece, the third spring is in a compressed state in the upward moving process of the limiting piece, the third spring applies downward elastic force to the sliding piece, and after the limiting piece is separated from the sliding piece, the third spring drives the sliding piece to move downwards. In the first fitting piece counter-rotation process, stop rotation behind the locating part contact sliding part for screw shaft stall continues pivoted internal thread pipe and screw shaft separation under first motor drive, thereby under the state that first motor does not close, makes (mixing) shaft stall, and then realizes the control to (mixing) shaft operating condition, and the concrete of being convenient for is closed the (mixing) shaft after leaving the (mixing) shaft.
Preferably, the valve device comprises an installation through hole formed in the top of the partition plate, a fixed ring fixed in the installation through hole, a fixed column suspended in the fixed ring, and four rotating shafts uniformly distributed on the peripheral surface of the fixed column along the circumferential direction of the fixed ring; one end of each rotating shaft, which is far away from the fixed column, is rotationally connected with the inner peripheral surface of the fixed ring; fan-shaped blades are fixed on the peripheral surface of each rotating shaft; a round cavity is formed in the fixing column; a fifth bevel gear is rotatably arranged at the top of the circular cavity; a sixth bevel gear is fixed at one end of each rotating shaft, which is close to the fifth bevel gear; the sixth bevel gear is meshed with the fifth bevel gear; and a rotating assembly for driving the fifth bevel gear to rotate is arranged in the stirring cylinder.
Through adopting above-mentioned technical scheme, through setting up valving, the concrete mixing of being convenient for in time leaves the agitator after finishing, also can reduce the concrete mixture simultaneously and spill over the possibility of agitator when not stirring evenly.
Preferably, the rotating assembly comprises a supporting table fixed at the bottom of the stirring cylinder, a chamfer arranged on one side of the supporting table far away from the fixed shaft, a supporting shaft penetrating through the top of the fixed column, a second matching piece fixed at the bottom end of the supporting shaft, a third square notch arranged on one side of the second matching piece far away from the fixed shaft, and two third inclined planes respectively arranged on the opposite inner sides of the third square notch and the abutting piece; five spiral bulges are uniformly distributed on the peripheral surface of the supporting shaft along the circumferential direction of the supporting shaft, a rotating through hole for being rotationally connected with the supporting shaft is formed in the top of the fifth bevel gear, five spiral grooves are uniformly distributed in the rotating through hole along the axial direction of the rotating through hole, and each spiral bulge is meshed with each spiral groove; the supporting shaft top is fixed with a limiting disc, the limiting disc bottom end is fixed with a fourth spring sleeved on the supporting shaft periphery side, and the fourth spring bottom end is fixedly connected with the top of the fixed column.
Through adopting above-mentioned technical scheme, the back shaft rebound in-process, the heliciform arch upwards supports and presses the heliciform recess to drive the rotation of fifth bevel gear through rotating the through-hole. Through setting up rotating assembly, be convenient for utilize butt piece control valve device to open to behind the (mixing) shaft stall, make concrete discharge agitator tank through opening valve device, realize the control to valve device and (mixing) shaft operating condition through drive arrangement, establish continuous operating condition for whole operation flow, be convenient for improve concrete block's machining efficiency.
Preferably, the heating mechanism comprises a heating sheet fixed on the inner circumferential surface of the stirring cylinder, a power supply fixed on the inner side wall of the stirring cylinder, a first switch stator and a second switch stator which are relatively fixed on the inner side wall of the stirring cylinder, and a switch rotor penetrating through one end of the rotating circular pipe far away from the first bevel gear; the first switch stator is electrically connected with the power supply, and the second switch stator is electrically connected with the heating plate.
Through adopting above-mentioned technical scheme, rotate the pipe and drive the switch rotor and rotate, the switch rotor rotates to contact the back with two switch stators respectively, and two switch stators switch on to make power and heating plate switch on, and then be the heating plate power supply through the power, be convenient for control the heating plate through rotating the pipe.
Preferably, the power assembly comprises a third bevel gear fixed on the peripheral surface of the rotating circular pipe, a second motor suspended on the inner side wall of the stirring cylinder and a fourth bevel gear fixed on the output end of the second motor; the fourth bevel gear is meshed with the third bevel gear.
Through adopting above-mentioned technical scheme, the second motor drives fourth bevel gear after starting and rotates, and fourth bevel gear drives third bevel gear and rotates, and the third bevel gear drives the rotation pipe and rotates, is convenient for rotate through second motor drive rotation pipe.
In a second aspect, the application provides a preparation process of an aerated concrete block, which adopts the following technical scheme:
a preparation process of an aerated concrete block comprises the following steps:
s1, mixing 10-12 parts of cement, 2-3 parts of desulfurized gypsum and 1-2 parts of aluminum paste, and adding water at 80-100 ℃ to prepare slurry, wherein the material-liquid ratio is 1.4-1.5;
s2, continuously adding 65-70 parts of fly ash and 20-30 parts of lime into the mixture, uniformly stirring, and pouring into a mold;
s, after the air is generated for 2 to 3 hours at the temperature of between 3.50 and 60 ℃, demoulding and cutting are carried out, thus obtaining the aerated concrete block.
By adopting the technical scheme, the components are mixed under the heating condition, so that the mixing efficiency of cement, gypsum and aluminum paste can be improved.
In summary, the present application includes at least one of the following beneficial technical effects:
the stirring cylinder is heated by the heating mechanism in the rotating process of the rotating circular tube, and the starting of the stirring shaft is controlled by the connecting mechanism; thereby being convenient for uniformly controlling the heating and stirring processes and reducing the possibility of influencing the production efficiency of the aerated concrete block when the heating or stirring processes are delayed;
by arranging the connecting mechanism, when the stirring shaft is required to rotate, the internal threaded pipe and the first matching piece are connected through the threaded shaft, so that the first motor drives the stirring shaft to rotate, the operation of starting the stirring shaft is further completed, and the waste on power consumption caused by continuously switching on and off the first motor is reduced;
by mixing the components under heating conditions, the mixing efficiency of cement, gypsum and aluminum paste can be improved.
Drawings
FIG. 1 is a sectional view of a production apparatus of an example of the application.
Fig. 2 is a partial sectional view taken along line a-a of fig. 1.
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is an enlarged schematic view at B of FIG. 2;
fig. 5 is an enlarged schematic view at C in fig. 2.
Description of reference numerals: 1. a mixing tank; 11. a partition plate; 12. a stirring shaft; 13. a stirring bin; 14. discharging a bin; 15. a limiting disc; 16. a first motor; 17. a first spring; 18. positioning a plate; 19. a second spring; 2. a valve means; 21. mounting a through hole; 22. fixing the circular ring; 23. fixing a column; 24. a rotating shaft; 25. a fan-shaped blade; 26. a circular cavity; 27. a fifth bevel gear; 28. a sixth bevel gear; 3. a drive device; 31. a fixed shaft; 32. a first bevel gear; 33. rotating the circular tube; 34. a first L axis; 35. fixing a circular tube; 36. a second L axis; 37. a second bevel gear; 38. a second limit strip; 39. fixing the disc; 4. a heating mechanism; 41. a heating plate; 42. a power source; 43. a first switch stator; 44. a second switch stator; 45. a switch moving plate; 46. a fourth spring; 5. a power assembly; 51. a third bevel gear; 52. a second motor; 53. a fourth bevel gear; 54. a support circular tube; 55. a limiting circular tube; 56. a connecting shaft; 57. a first limit strip; 58. a threaded shaft; 59. an internally threaded tube; 6. a fixing member; 61. a first square notch; 62. a first mating member; 63. a second square notch; 64. an abutting member; 7. a transmission assembly; 71. a driving pulley; 72. a driven pulley; 73. a transmission belt; 8. a separation assembly; 81. an annular groove; 82. a limiting member; 83. a square groove; 84. a sliding member; 85. a second inclined plane; 86. a third spring; 9. a rotating assembly; 91. a support table; 92. chamfering; 93. a support shaft; 94. a second mating member; 95. a third square notch; 96. a third inclined plane; 97. a helical protrusion.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Example 1:
the embodiment of the application discloses a preparation process and preparation equipment of an aerated concrete block. Referring to fig. 1, the preparation apparatus includes a square stirring tank 1, a partition 11 fixed to a side wall of the stirring tank 1, a stirring shaft 12 rotatably installed at an opposite inner side of the stirring tank 1, and a valve device 2 embedded in the partition 11. The partition plate 11 divides the interior of the stirring cylinder 1 into a stirring bin 13 positioned above the partition plate 11 and a lower bin 14 positioned below the partition plate 11; the valve device 2 is used for communicating the stirring bin 13 with the blanking bin 14. A first motor 16 is fixed on the outer side wall of the stirring cylinder 1, and a driving device 3 for driving the stirring shaft 12 to rotate is arranged between the first motor 16 and the stirring shaft 12. The driving device 3 comprises a fixed shaft 31 fixed on the inner side wall of the mixing tank 1, a first bevel gear 32 fixed at the end part of the fixed shaft 31, a rotating round pipe 33 rotatably arranged on the outer peripheral surface of the fixed shaft 31, a first L-shaped shaft 34 fixed on the outer peripheral surface of the rotating round pipe 33, a fixed round pipe 35 fixed at one end of the first L-shaped shaft 34 far away from the rotating round pipe 33, a second L-shaped shaft 36 rotatably arranged in the fixed round pipe 35 and a second bevel gear 37 fixed at one end of the second L-shaped shaft 36 near the first bevel gear 32; the second bevel gear 37 meshes with the first bevel gear 32. The side of the rotating circular tube 33 far away from the first motor 16 is provided with a heating mechanism 4 for heating the stirring bin 13. The lower bin 14 is internally provided with a power assembly 5 for driving the rotating circular tube 33 to rotate. After the power assembly 5 drives the rotating circular tube 33 to rotate, the first L-axis 34 rotates along with the rotating circular tube 33. Since the first bevel gear 32 is engaged with the second bevel gear 37, the second bevel gear 37 rotates the second L-axis 36 in the fixed circular tube 35.
Referring to fig. 1, the heating mechanism 4 includes a heating plate 41 fixed to an inner circumferential surface of the mixing tank 1, a power supply 42 fixed to an inner sidewall of the lower bin 14 and configured to supply power to the heating plate 41, a first switch stator 43 and a second switch stator 44 relatively fixed to the inner sidewall of the lower bin 14, and a switch rotor 45 penetrating an end of the rotating circular tube 33 far from the first bevel gear 32. The first switch stator 43 is electrically connected with the power supply 42 through a conducting wire, and the second switch stator 44 is electrically connected with the heating plate 41 through a conducting wire; when the switch rotor 45 rotates to contact the first switch stator 43 and the second switch stator 44, respectively, the power source 42 supplies power to the heater chip 41. The heating plate 41 has a cross section of a shape of a square and the heating plate 41 is located in the stirring chamber 13. The rotating circular tube 33 drives the switch moving piece 45 to rotate, and after the switch moving piece 45 rotates to be respectively contacted with the two switch stator pieces, the two switch stator pieces are conducted, so that the power supply 42 is conducted with the heating piece 41, and the heating piece 41 is powered through the power supply 42.
Referring to fig. 2, the power assembly 5 includes a third bevel gear 51 fixed on the outer peripheral surface of the rotary circular pipe 33, a second motor 52 suspended on the inner side wall of the mixing tank 1, and a fourth bevel gear 53 fixed on the output end of the second motor 52; the fourth bevel gear 53 meshes with the third bevel gear 51. After the second motor 52 is started, the fourth bevel gear 53 is driven to rotate, the fourth bevel gear 53 drives the third bevel gear 51 to rotate, and the third bevel gear 51 drives the rotating circular tube 33 to rotate.
Referring to fig. 2 and 3, a supporting circular tube 54 is fixed at one end of the second L-axis 36 away from the second bevel gear 37, a limiting circular tube 55 is rotatably mounted in the supporting circular tube 54, and a connecting shaft 56 is slidably arranged in the limiting circular tube 55 along the length direction of the stirring cylinder 1; two first bar-shaped grooves are formed in the inner peripheral surface of the limiting circular tube 55, two first limiting strips 57 are fixed on the outer peripheral surface of the connecting shaft 56, and each first limiting strip 57 slides along the length direction of the stirring cylinder 1 and is arranged in the first bar-shaped groove. A threaded shaft 58 is fixed on one side of the connecting shaft 56 close to the first motor 16; an internal threaded pipe 59 is arranged at the output end of the first motor 16 in a sliding manner along the length direction of the stirring cylinder 1, and the internal threaded pipe 59 is in threaded connection with the threaded shaft 58; the outer peripheral face of 16 output ends of first motor is fixed with two spacing strips 38 of second, and two second bar grooves have been seted up to internal thread pipe 59 inner peripheral face, and every spacing strip 38 of second all slides along 1 length direction of agitator tank with the second bar groove and is connected. A fixed disc 39 is fixed on an output shaft of the first motor 16, a first spring 17 is fixed on one side of the fixed disc 39, which is close to the internal thread pipe 59, and one end, far away from the fixed disc 39, of the first spring 17 is fixedly connected with one side of the internal thread pipe 59, which is close to the fixed disc 39. The peripheral surface of the connecting shaft 56 is fixed with a positioning plate 18, one side of the positioning plate 18 close to the first motor 16 is fixed with a second spring 19, and one end of the second spring 19 far away from the limiting disc is fixedly connected with one side of the limiting circular tube 55 far away from the first motor 16. After the supporting circular tube 54 moves towards the side close to the first motor 16, the threaded shaft 58 is in contact with the end face of the end, far away from the threaded shaft 58, of the internal threaded tube 59, the threaded shaft 58 abuts against the internal threaded tube 59 towards the side close to the first motor 16, the internal threaded tube 59 is pushed to move towards the side close to the first motor 16, at the moment, the second spring 19 is in a compressed state, and the second spring 19 applies elastic force towards the side far away from the first motor 16 to the internal threaded tube 59.
Referring to fig. 2 and 4, a fixing member 6 is suspended from the bottom of the partition 11. The fixing member 6 is a cylinder, and a first square notch 61 is formed on one side of the fixing member 6 away from the fixing shaft 31. The fixing element 6 is rotatably provided with a first matching element 62, and the outer peripheral surface of the first matching element 62 is provided with a second square notch 63. An abutting part 64 for being inserted into the second square notch 63 is fixed at one end, far away from the first motor 16, of the connecting shaft 56. The opposite inner sides of the abutting part 64 and the second square notch 63 are respectively provided with a first inclined surface. A transmission assembly 7 for driving the stirring shaft 12 to rotate is arranged between the first matching piece 62 and the stirring shaft 12. A separation assembly 8 for driving the threaded shaft 58 to separate from the internally threaded tube 59 is provided between the fixing member 6 and the first fitting member 62. After the abutting part 64 is inserted into the second square notch 63, the first mating part 62 abuts against the abutting part 64 toward the side close to the first motor 16. After the supporting circular tube 54 continues to move, the threaded shaft 58 is inserted into the internal threaded tube 59, and the first motor 16 drives the internal threaded tube 59 to rotate and is in threaded connection with the threaded shaft 58, so that the internal threaded tube 59 drives the threaded shaft 58 to rotate.
Referring to fig. 2, the transmission assembly 7 includes a driving pulley 71 fixed to the first mating member 62 on a side away from the first motor 16, a driven pulley 72 fixed to an outer circumferential surface of the stirring shaft 12, and a transmission belt 73 for linking the driving pulley 71 and the driven pulley 72. After the threaded shaft 58 rotates, the first mating member 62 is driven to rotate by the abutting member 64, the first mating member 62 drives the driving pulley 71 to rotate, and the driving pulley 71 drives the stirring shaft 12 to rotate by the driven pulley 72.
Referring to fig. 4, the separating assembly 8 includes an annular groove 81 formed in an inner circumferential surface of the fixing member 6, a limiting member 82 fixed to an outer circumferential surface of the first engaging member 62 and slidably disposed in the annular groove 81 along a circumferential direction of the fixing member 6, a square groove 83 formed in an inner circumferential surface of the fixing member 6, a sliding member 84 slidably disposed in the square groove 83 along a vertical direction, and two second inclined surfaces 85 respectively formed on opposite inner sides of the limiting member 82 and the sliding member 84. The top of the sliding piece 84 is fixed with a third spring 86, and the top end of the third spring 86 is fixedly connected with the top of the square groove 83. When the first engaging element 62 rotates, the limiting element 82 pushes the limiting element 82 upwards through the second inclined surface 85, the third spring 86 is in a compressed state when the limiting element 82 moves upwards, the third spring 86 applies a downward elastic force to the sliding element 84, and after the limiting element 82 is separated from the sliding element 84, the third spring 86 drives the sliding element 84 to move downwards. During the reverse rotation of the first engaging element 62, the limiting element 82 stops rotating after contacting the sliding element 84, so that the threaded shaft 58 stops rotating, and the internally threaded tube 59 is separated from the threaded shaft 58.
Referring to fig. 1 and 2, the valve device 2 includes a fixed ring 22, a fixed column 23 suspended at a center of the fixed ring 22, and four rotating shafts 24 uniformly distributed on an outer circumferential surface of the fixed column 23 along a circumferential direction of the fixed ring 22; the top of the partition 11 is provided with an installation through hole 21, and the fixed ring 22 is fixedly connected with the partition 11 through the installation through hole 21.
Referring to fig. 2 and 5, one end of each rotating shaft 24, which is far away from the fixed column 23, is rotatably connected with the inner circumferential surface of the fixed ring 22; fan-shaped blades 25 are fixed to the outer peripheral surface of each of the rotating shafts 24. A round cavity 26 is formed in the fixing column 23; a fifth bevel gear 27 is rotatably mounted on the top of the circular cavity 26. A sixth bevel gear 28 is fixed to each of the rotary shafts 24 near one end of the fifth bevel gear 27. The sixth bevel gear 28 meshes with the fifth bevel gear 27. The lower bin 14 is internally provided with a rotating assembly 9 for driving the fifth bevel gear 27 to rotate. After the rotating assembly 9 drives the fifth bevel gear 27 to rotate, the fifth bevel gear 27 drives the sixth bevel gear 28 to rotate, the sixth bevel gear 28 drives the rotating shaft 24 to rotate, the rotating shaft 24 drives the fan-shaped blades 25 to turn, and the concrete falls through the turned fan-shaped blades 25.
Referring to fig. 2 and 5, the rotating assembly 9 includes a supporting platform 91 fixed at the bottom of the lower bin 14, a chamfer 92 provided at a side of the supporting platform 91 far from the fixed shaft 31, a supporting shaft 93 penetrating the top of the fixed column 23, a second fitting member 94 fixed at the bottom end of the supporting shaft 93, a third square notch 95 provided at a side of the second fitting member 94 far from the fixed shaft 31, and two third inclined surfaces 96 provided at opposite inner sides of the third square notch 95 and the abutting member 64, respectively. Five spiral protrusions 97 are uniformly distributed on the outer peripheral surface of the support shaft 93 along the circumferential direction of the support shaft 93, a rotating through hole used for being rotatably connected with the support shaft 93 is formed in the top of the fifth bevel gear 27, five spiral grooves are uniformly distributed in the rotating through hole along the axial direction of the rotating through hole, and each spiral protrusion 97 is meshed with one spiral groove. The top of the supporting shaft 93 is fixed with a limiting disc 15, the bottom end of the limiting disc 15 is fixed with a fourth spring 46 sleeved on the peripheral side of the supporting shaft 93, and the bottom end of the fourth spring 46 is fixedly connected with the top of the fixing column 23. When the abutting piece 64 rotates to the side close to the second fitting piece 94, the threaded shaft 58 contacts the support table 91, and the support table 91 pushes the threaded shaft 58 upwards through the chamfer 92; the abutting part 64 continues to move to be inserted into the third square notch 95, the abutting part 64 upwards abuts against the second matching part 94 through the third inclined surface 96, the second matching part 94 pushes the supporting shaft 93 to move upwards, and in the process that the supporting shaft 93 moves upwards, the spiral protrusion 97 upwards abuts against the spiral groove, so that the fifth bevel gear 27 is driven to rotate through the rotating through hole.
The implementation principle of the embodiment of the application is as follows:
after the second motor 52 is started, the fourth bevel gear 53 is driven to rotate, the fourth bevel gear 53 drives the third bevel gear 51 to rotate, the third bevel gear 51 drives the rotating circular tube 33 to rotate, the rotating circular tube 33 drives the switch moving piece 45 to rotate, and after the switch moving piece 45 rotates to be respectively contacted with the two switch fixed pieces, the two switch fixed pieces are conducted, so that the power supply 42 is conducted with the heating piece 41, and then the power supply 42 supplies power to the heating piece 41.
After the circular tube 33 is rotated to drive the supporting circular tube 54 to move towards the side close to the first motor 16, the threaded shaft 58 is in contact with the end face of the end, far away from the threaded shaft 58, of the internal threaded tube 59, the threaded shaft 58 abuts against the internal threaded tube 59 towards the side close to the first motor 16, the internal threaded tube 59 is pushed to move towards the side close to the first motor 16, at the moment, the second spring 19 is in a compressed state, and the second spring 19 applies elastic force to the internal threaded tube 59 towards the side far away from the first motor 16. After the abutting part 64 is inserted into the second square notch 63, the first mating part 62 abuts against the abutting part 64 toward the side close to the first motor 16. After the supporting circular tube 54 continues to move, the threaded shaft 58 is inserted into the internal threaded tube 59, and the first motor 16 drives the internal threaded tube 59 to rotate and is in threaded connection with the threaded shaft 58, so that the internal threaded tube 59 drives the threaded shaft 58 to rotate. After the threaded shaft 58 rotates, the first mating member 62 is driven to rotate by the abutting member 64, the first mating member 62 drives the driving pulley 71 to rotate, and the driving pulley 71 drives the stirring shaft 12 to rotate by the driven pulley 72.
When the first motor 16 rotates in the reverse direction, the first engaging element 62 rotates in the reverse direction, and the limiting element 82 stops rotating after contacting the sliding element 84, so that the threaded shaft 58 stops rotating, and the internally threaded tube 59 is separated from the threaded shaft 58.
After the second motor 52 rotates reversely, the abutting piece 64 rotates to the side close to the second fitting piece 94, the threaded shaft 58 contacts the supporting platform 91, and the supporting platform 91 pushes the threaded shaft 58 upwards through the chamfer 92; the abutting part 64 continues to move to be inserted into the third square notch 95, the abutting part 64 upwards abuts against the second matching part 94 through the third inclined surface 96, the second matching part 94 pushes the supporting shaft 93 to move upwards, and in the process that the supporting shaft 93 moves upwards, the spiral protrusion 97 upwards abuts against the spiral groove, so that the fifth bevel gear 27 is driven to rotate through the rotating through hole.
After the rotating assembly 9 drives the fifth bevel gear 27 to rotate, the fifth bevel gear 27 drives the sixth bevel gear 28 to rotate, the sixth bevel gear 28 drives the rotating shaft 24 to rotate, the rotating shaft 24 drives the fan-shaped blades 25 to turn, and the concrete falls through the turned fan-shaped blades 25.
A preparation process of an aerated concrete block comprises the following steps:
s1, mixing 10 parts of cement, 2 parts of desulfurized gypsum and 1 part of aluminum paste, adding the mixture into a stirring cylinder 1, and adding water at 90 ℃ to prepare slurry, wherein the material-liquid ratio is 1.4;
s2, continuously adding 65 parts of fly ash and 20 parts of lime into the mixture, uniformly stirring, and pouring into a mold;
and S, after standing and gas generation for 2 hours at the temperature of 3.50 ℃, demolding and cutting to obtain the aerated concrete block.
Example 2:
a preparation process of an aerated concrete block comprises the following steps:
s1, mixing 12 parts of cement, 3 parts of desulfurized gypsum and 2 parts of aluminum paste, adding the mixture into a stirring cylinder 1, and adding water at 80 ℃ to prepare slurry, wherein the material-liquid ratio is 1.5;
s2, continuously adding 70 parts of fly ash and 30 parts of lime into the mixture, uniformly stirring, and pouring into a mold;
and S, after 3.60 ℃ static curing and gas generation for 3 hours, demolding and cutting to obtain the aerated concrete block.
Example 3:
a preparation process of an aerated concrete block comprises the following steps:
s1, mixing 11 parts of cement, 2.5 parts of desulfurized gypsum and 1.5 parts of aluminum paste, adding the mixture into a stirring cylinder 1, and adding water at 100 ℃ to prepare slurry, wherein the material-liquid ratio is 1.45;
s2, continuously adding 68 parts of fly ash and 25 parts of lime into the mixture, uniformly stirring, and pouring into a mold;
and S, after the air is generated for 2.5 hours at the temperature of 3.55 ℃, demoulding and cutting to obtain the aerated concrete block.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The preparation equipment of the aerated concrete block comprises a stirring cylinder (1), a partition plate (11) fixed on the side wall of the stirring cylinder (1), a stirring shaft (12) rotatably arranged on the opposite inner side of the stirring cylinder (1) and a valve device (2) embedded in the partition plate (11); the stirring cylinder (1) lateral wall is fixed with first motor (16), its characterized in that: a driving device (3) for driving the stirring shaft (12) to rotate is arranged between the first motor (16) and the stirring shaft (12); the driving device (3) comprises a fixed shaft (31) fixed on the inner side wall of the stirring cylinder (1), a first bevel gear (32) fixed at the end part of the fixed shaft (31), a rotating circular tube (33) rotatably mounted on the outer peripheral surface of the fixed shaft (31), a first L-shaped shaft (34) fixed on the outer peripheral surface of the rotating circular tube (33), a fixed circular tube (35) fixed at one end, far away from the rotating circular tube (33), of the first L-shaped shaft (34), a second L-shaped shaft (36) rotatably mounted in the fixed circular tube (35) and a second bevel gear (37) fixed at one end, close to the first bevel gear (32), of the second L-shaped shaft (36); the second bevel gear (37) is meshed with the first bevel gear (32); a heating mechanism (4) for heating the stirring cylinder (1) is arranged on one side, away from the first motor (16), of the rotating circular tube (33); a power assembly (5) for driving the rotary round pipe (33) to rotate is arranged in the stirring cylinder (1); a connecting mechanism for connecting the stirring shaft (12) and the first motor (16) is arranged between the second L-axis (36) and the stirring shaft (12).
2. The aerated concrete block making apparatus of claim 1, wherein: the connecting mechanism comprises a supporting circular tube (54) fixed at one end of the second L-shaped shaft (36) far away from the second bevel gear (37), a limiting circular tube (55) rotatably installed in the supporting circular tube (54), and a connecting shaft (56) arranged in the limiting circular tube (55) in a sliding manner along the length direction of the stirring cylinder (1); a threaded shaft (58) is fixed on one side, close to the first motor (16), of the connecting shaft (56); an output end of the first motor (16) is provided with an internal threaded pipe (59) in a sliding mode along the length direction of the stirring cylinder (1), and the internal threaded pipe (59) is in threaded connection with the threaded shaft (58); a fixed disc (39) is fixed on an output shaft of the first motor (16), a first spring (17) is fixed on one side, close to the internal threaded pipe (59), of the fixed disc (39), and one end, far away from the fixed disc (39), of the first spring (17) is fixedly connected with one side, close to the fixed disc (39), of the internal threaded pipe (59); a positioning disc (18) is fixed on the outer peripheral surface of the connecting shaft (56), a second spring (19) is fixed on one side, close to the first motor (16), of the positioning disc (18), and one end, far away from the limiting disc, of the second spring (19) is fixedly connected with one side, far away from the first motor (16), of the limiting circular tube (55);
a fixing piece (6) is suspended at the bottom of the partition plate (11); a first square notch (61) is formed in one side, away from the fixed shaft (31), of the fixing piece (6); a first matching piece (62) is rotatably mounted in the fixed piece (6), and a second square notch (63) is formed in the outer peripheral surface of the first matching piece (62); one end, far away from the first motor (16), of the connecting shaft (56) is fixedly provided with an abutting part (64) which is used for being inserted into the second square notch (63); the opposite inner sides of the abutting part (64) and the second square notch (63) are respectively provided with a first inclined surface; a transmission assembly (7) for driving the stirring shaft (12) to rotate is arranged between the first matching piece (62) and the stirring shaft (12); a separation assembly (8) for driving the threaded shaft (58) to be separated from the internally threaded pipe (59) is arranged between the fixing piece (6) and the first matching piece (62).
3. The aerated concrete block making apparatus of claim 2, wherein: the transmission assembly (7) comprises a driving belt wheel (71) fixed on one side of the first matching piece (62) far away from the first motor (16), a driven belt wheel (72) fixed on the outer peripheral surface of the stirring shaft (12), and a transmission belt (73) enabling the driving belt wheel (71) and the driven belt wheel (72) to be linked.
4. The aerated concrete block making apparatus of claim 2, wherein: the separating assembly (8) comprises an annular groove (81) formed in the inner circumferential surface of the fixing piece (6), a limiting piece (82) fixed on the outer circumferential surface of the first matching piece (62) and arranged in the annular groove (81) in a sliding manner along the circumferential direction of the fixing piece (6), a square groove (83) formed in the inner circumferential surface of the fixing piece (6), a sliding piece (84) arranged in the square groove (83) in a sliding manner along the vertical direction, and two second inclined planes (85) respectively arranged on the opposite inner sides of the limiting piece (82) and the sliding piece (84); and a third spring (86) is fixed at the top of the sliding piece (84), and the top end of the third spring (86) is fixedly connected with the top of the square groove (83).
5. The aerated concrete block making apparatus of claim 1, wherein: the valve device (2) is embedded in the partition plate (11), and the valve device (2) comprises a fixed circular ring (22), a fixed column (23) suspended in the fixed circular ring (22) and four rotating shafts (24) uniformly distributed on the peripheral surface of the fixed column (23) along the circumferential direction of the fixed circular ring (22); the top of the partition plate (11) is provided with a mounting through hole (21), and the fixed ring (22) is fixedly connected with the partition plate (11) through the mounting through hole (21); one end of each rotating shaft (24), which is far away from the fixing column (23), is rotationally connected with the inner circumferential surface of the fixing ring (22); fan-shaped blades (25) are fixed on the peripheral surface of each rotating shaft (24); a round cavity (26) is formed in the fixing column (23); a fifth bevel gear (27) is rotatably arranged at the top of the circular cavity (26); a sixth bevel gear (28) is fixed at one end of each rotating shaft (24) close to the fifth bevel gear (27); the sixth bevel gear (28) is meshed with the fifth bevel gear (27); and a rotating assembly (9) for driving a fifth bevel gear (27) to rotate is arranged in the stirring cylinder (1).
6. The aerated concrete block making apparatus of claim 5, wherein: the rotating assembly (9) comprises a supporting platform (91) fixed at the bottom of the stirring cylinder (1), a chamfer (92) arranged on one side, away from the fixed shaft (31), of the supporting platform (91), a supporting shaft (93) penetrating the top of the fixed column (23), a second matching piece (94) fixed at the bottom end of the supporting shaft (93), a third square notch (95) arranged on one side, away from the fixed shaft (31), of the second matching piece (94), and two third inclined planes (96) respectively arranged on the opposite inner sides of the third square notch (95) and the abutting piece (64); five spiral protrusions (97) are uniformly distributed on the outer peripheral surface of the supporting shaft (93) along the circumferential direction of the supporting shaft (93), a rotating through hole used for being in rotating connection with the supporting shaft (93) is formed in the top of the fifth bevel gear (27), five spiral grooves are uniformly distributed in the rotating through hole along the axial direction of the rotating through hole, and each spiral protrusion (97) is meshed with each spiral groove; the supporting shaft (93) top is fixed with spacing dish (15), spacing dish (15) bottom mounting is equipped with fourth spring (46) of cover locating supporting shaft (93) week side, fourth spring (46) bottom and fixed column (23) top fixed connection.
7. The aerated concrete block making apparatus of claim 1, wherein: the heating mechanism (4) comprises a heating sheet (41) fixed on the inner circumferential surface of the stirring cylinder (1), a power supply (42) fixed on the inner side wall of the stirring cylinder (1), a first switch stator sheet (43) and a second switch stator sheet (44) which are relatively fixed on the inner side wall of the stirring cylinder (1), and a switch rotor sheet (45) arranged at one end, far away from the first bevel gear (32), of the rotating circular pipe (33) in a penetrating manner; the first switch stator (43) is electrically connected with the power supply (42), and the second switch stator (44) is electrically connected with the heating plate (41).
8. The aerated concrete block making apparatus of claim 1, wherein: the power assembly (5) comprises a third bevel gear (51) fixed on the peripheral surface of the rotating circular pipe (33), a second motor (52) suspended on the inner side wall of the stirring cylinder (1) and a fourth bevel gear (53) fixed on the output end of the second motor (52); the fourth bevel gear (53) is meshed with the third bevel gear (51).
9. A process for the preparation of an aerated concrete block according to any one of claims 1 to 8, wherein: the method comprises the following steps:
s1, mixing 10-12 parts of cement, 2-3 parts of desulfurized gypsum and 1-2 parts of aluminum paste, and adding water at 80-100 ℃ to prepare slurry, wherein the material-liquid ratio is 1.4-1.5;
s2, continuously adding 65-70 parts of fly ash and 20-30 parts of lime into the mixture, uniformly stirring, and pouring into a mold;
s, after the air is generated for 2 to 3 hours at the temperature of between 3.50 and 60 ℃, demoulding and cutting are carried out, thus obtaining the aerated concrete block.
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| CN111155396A (en) * | 2020-01-09 | 2020-05-15 | 江苏中新苏通市政工程有限公司 | Asphalt thermal regeneration equipment and process for adding Buton rock asphalt |
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| WO2002032826A2 (en) * | 2000-10-13 | 2002-04-25 | Air Crete Block, Inc. | Method and apparatus for compressing lightweight concrete |
| CN202082566U (en) * | 2011-06-07 | 2011-12-21 | 张奉果 | Locking mechanism between pin tubes of tripod |
| CN107336354A (en) * | 2017-07-05 | 2017-11-10 | 孙洁 | A kind of continuous feed formula chemical engineering industry liquid material mixed processing machine |
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Denomination of invention: A kind of preparation technology and preparation equipment of air-entrained concrete block Effective date of registration: 20220920 Granted publication date: 20211008 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: Shanghai fufu building materials Co.,Ltd. Registration number: Y2022310000252 |
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Date of cancellation: 20231024 Granted publication date: 20211008 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: Shanghai fufu building materials Co.,Ltd. Registration number: Y2022310000252 |