CN111517682A - A high-efficient calcining device for gesso production - Google Patents
A high-efficient calcining device for gesso production Download PDFInfo
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- CN111517682A CN111517682A CN202010339596.3A CN202010339596A CN111517682A CN 111517682 A CN111517682 A CN 111517682A CN 202010339596 A CN202010339596 A CN 202010339596A CN 111517682 A CN111517682 A CN 111517682A
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B11/00—Calcium sulfate cements
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
- C04B11/0283—Fluidised beds
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Abstract
The invention discloses a high-efficiency calcining device for gypsum powder production, which comprises a fluidized bed furnace body and a gas distribution plate arranged in the fluidized bed furnace body, wherein an exhaust hole is formed in the upper part of one side of the fluidized bed furnace body, a discharge hole is formed in the bottom of an inner cavity of the fluidized bed furnace body on one side of the exhaust hole, a vertical baffle plate is fixed on one side, close to the discharge hole, of the gas distribution plate, an overflow hole communicated with the discharge hole is processed in the part, close to the gas distribution plate, of the lower part of the baffle plate, a plurality of groups of ash blocking assemblies are arranged on the upper part of an inner cavity of the fluidized bed furnace body, the plurality of groups of ash blocking assemblies are horizontally distributed above the gas. According to the invention, the ash blocking component is arranged at the exhaust hole, the ash blocking component can adjust the blocking surface according to the air quantity, and most of suspended powder is blocked on the premise of allowing air to pass, so that the waste of the powder is reduced, and the higher conversion efficiency of the whole calcination is ensured.
Description
Technical Field
The invention relates to the technical field of gypsum powder processing, in particular to an efficient calcining device for gypsum powder production.
Background
The fluidized bed furnace is one of main devices for calcining gypsum powder, and has the advantages of small size, simplicity, high efficiency and low energy consumption. However, the existing fluidized bed furnace has a certain disadvantage in calcining gypsum powder, that is, the powder suspended on the gas distribution plate (fluidized bed layer) is easily blown to the exhaust hole to be discharged under the action of wind power, so that the waste of the powder is caused, and the conversion efficiency of the whole calcining gypsum powder is reduced.
Disclosure of Invention
The invention aims to provide an efficient calcining device for gypsum powder production, which is characterized in that an ash blocking component is arranged at an exhaust hole, the ash blocking component can adjust a blocking surface according to the air volume, and most of suspended powder is blocked on the premise of allowing air to pass through, so that the waste of the powder is reduced, and the higher conversion efficiency of the whole calcining is ensured.
The purpose of the invention is realized by the following technical scheme: a high-efficient calcining device for gesso production, including the fluidized bed furnace body and set up the gas distribution board in the fluidized bed furnace body, form furnace between gas distribution board upper surface and the fluidized bed furnace body inner chamber, fluidized bed furnace body one side upper portion is provided with the exhaust hole that communicates with furnace, the fluidized bed furnace body inner chamber bottom of exhaust hole one side is provided with the relief hole, one side that the gas distribution board is close to the relief hole is fixed with vertical baffle, the partial processing that the baffle lower part is close to the gas distribution board has the overflow hole that communicates with the relief hole, fluidized bed furnace body inner chamber upper portion is provided with multiunit ash blocking subassembly, multiunit ash blocking subassembly level distributes side by side in the gas distribution board top, and the interval between the adjacent ash blocking subassembly reduces gradually towards the direction that is close to the exhaust hole, ash blocking subassembly includes the link plate and installs the multi, the hanging plate is horizontally hung in the inner cavity of the fluidized bed furnace body between the exhaust holes and the gas distribution plate through a plurality of hanging rods, and the plurality of groups of smoke dust discharge controllers are arranged on the lower surface of the hanging plate in a row along the length direction of the hanging plate.
Further, smoke and dust discharge capacity controller includes base plate, spacing traveller and two pterygoid laminas, and the base plate is located the link plate below, and fixed surface is connected on spacing traveller lower extreme and the base plate, and spacing traveller upper end slidable passes the link plate and is provided with spacing cap, base plate lower surface both ends are fixed with the extension board, are fixed with the pivot between the extension board of both sides, and the one end of two pterygoid laminas all articulates in the pivot, and two pterygoid lamina combinations are the form of hinge, and the one end processing that the pivot was kept away from to the pterygoid lamina has the commentaries on classics hole, and the commentaries on classics hole link up the front and back both sides wall of pterygoid lamina, and the axis that changes the hole is parallel to each other with the axis of pivot, changes the length in the hole and.
Furthermore, one end of the substrate is located right below the hanging plate, and the other end of the substrate is located right below a gap between the hanging plate and the adjacent hanging plate.
Furthermore, a limiting spring movably sleeved on the limiting sliding column is arranged between the base plate and the hanging plate.
Furthermore, a feeding assembly communicated with a hearth is arranged on one side of the fluidized bed furnace body, which is far away from the exhaust hole, the feeding assembly comprises a grinding box, a feeding hopper and a discharging pipe, an upper partition plate and a lower partition plate are arranged in the grinding box, the inner cavity of the grinding box is divided into an upper space, a middle space and a lower space by the upper partition plate and the lower partition plate, the feeding hopper is arranged on the upper part of one side of the grinding box and communicated with the upper space, an upper grinding block is arranged in the upper space, a first discharging hole is arranged on the bottom wall of one side of the upper space, which is far away from the feeding hopper, a first screen mesh is arranged in the first discharging hole, a material receiving hole is arranged on the top wall of one side of the lower space, the material receiving hole is positioned under the first discharging hole, a material guide partition plate for guiding and conveying powder from the first discharging hole to the material receiving hole is arranged in the middle space, install the second screen cloth that is littleer than first screen cloth sieve mesh diameter in the second discharge gate, the discharging pipe intercommunication is between second discharge gate and furnace, and the discharging pipe is towards furnace one side downward sloping, keep away from one side of guide baffle in the middle part space and install the piece of grinding and grind the piece pivoted power component down in the drive simultaneously.
Further, the shape in upper portion space and lower part space is cylindricly, go up to grind the piece and grind the block that the piece is cam-shaped down, go up the upper and lower surface of grinding the piece and contact with the roof and the diapire rotary type in upper portion space respectively, and go up to grind the piece and can rotate around the axis in upper portion space, the upper and lower surface of grinding the piece down contacts with the roof and the diapire rotary type in lower part space respectively, and grinds the piece down and can rotate around the axis in lower part space.
Further, go up the telecentric end of grinding the piece and contact with the lateral wall rotary type in upper portion space, grind the telecentric end of piece and contact with the lateral wall rotary type in lower part space down.
Furthermore, the power assembly comprises a telescopic cylinder, a U-shaped jacket and two groups of swing rod mechanisms, a cylinder barrel of the telescopic cylinder is fixed on the grinding box, a piston rod of the telescopic cylinder is connected with the middle of the U-shaped jacket, a support shaft is fixed between two end parts of the U-shaped jacket, the driving ends of the two groups of swing rod mechanisms are connected with the support shaft, the output ends of the two groups of swing rod mechanisms are respectively connected with the upper grinding block and the lower grinding block, each swing rod mechanism comprises a first swing rod, a second swing rod, a positioning block and a connecting rod, one end of the first swing rod is hinged to the support shaft, the other end of the first swing rod is hinged to one end of the second swing rod, the other end of the second swing rod is hinged to one end of the connecting.
The calcining device provided by the embodiment of the invention has the beneficial effects that:
1. by arranging the dust blocking assembly, a plurality of groups of smoke dust discharge controllers which are arranged in a certain mode are arranged in the dust blocking assembly, the size of the blocking area can be adjusted according to the air volume, and most of suspended powder can be blocked on the premise that air is allowed to pass through, so that the waste of the powder is reduced, and the higher conversion efficiency of the integral calcination is ensured;
2. through set up the feeding subassembly on the fluidized bed furnace body, can carry out preliminary grinding to the powder, grind or grind loose the fritter of some powder coalescence to the powder that gets into in the furnace can calcine dewatering more fast in the same time, thereby reaches higher calcination efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a calcining apparatus provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a soot displacement controller provided in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a feeding assembly provided in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a swing link mechanism provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of the swing link mechanism shown in fig. 4 from another view angle.
The labels in the figure are: 1-fluidized bed furnace body; 2-a gas distribution plate; 3-air exhaust holes; 4-a baffle plate; 5-an overflow hole; 6-a feeding assembly; 7-hanging the board; 8-a smoke discharge controller; 9-hanging the rod; 81-limiting sliding columns; 82-a limit cap; 83-a substrate; 84-a support plate; 85-right wing plate; 86-left wing panel; 87-rotating rod; 88-vertical bar; 601-grinding box; 602-an upper baffle plate; 603-a lower baffle plate; 604-upper grinding block; 605-lower grinding block; 606-a material guiding partition plate; 607-first discharge hole; 608-receiving port; 609-a second discharge hole; 610-a feed hopper; 611, a discharge pipe; 612-a power assembly; 613-middle space; 614-headspace; 615 — a lower space; 6121-telescopic cylinder; 6122-U-shaped jacket; 6123-fulcrum; 6124-a first swing link; 6125-second swing link; 6126-locating piece; 6127-connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The terms "substantially", "essentially", and the like are intended to indicate that the relative terms are not required to be absolutely exact, but may have some deviation. For example, "substantially parallel" does not merely mean absolute parallelism, and there is generally a certain deviation because absolute parallelism is difficult to achieve in actual production and operation. Therefore, "substantially parallel" includes the case where there is a certain deviation as described above, in addition to the absolute parallel.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be connected internally or indirectly. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
As shown in fig. 1 to 5, the efficient calcining apparatus for gypsum powder production provided by this embodiment includes a fluidized bed furnace body 1 and a gas distribution plate 2 disposed in the fluidized bed furnace body, a hearth is formed between the upper surface of the gas distribution plate 2 and the inner cavity of the fluidized bed furnace body 1, and an exhaust hole 3 communicated with the hearth is disposed on the upper portion of one side of the fluidized bed furnace body 1, which is a conventional fluidized bed furnace structure at present, and since suspended powder is easily discharged from the exhaust hole 3 under the action of wind, powder waste is caused and the overall calcining conversion efficiency is reduced. In order to alleviate this phenomenon, in this embodiment, 1 inner chamber bottom of the fluidized bed furnace body of exhaust hole 3 one side is provided with the relief hole, the discharge funnel is connected to relief hole department, gas distribution plate 2 is the rectangular plate, one side that gas distribution plate 2 is close to the relief hole is fixed with vertical baffle 4, baffle 4 is aequilate with gas distribution plate 2, and the part processing that baffle 4 lower part is close to gas distribution plate 2 has overflow hole 5 with the relief hole intercommunication, the length of overflow hole 5 is roughly the same with baffle 4's width, slightly less than powder baffle 4's width, the powder can only get into to arrange the material funnel from overflow hole 5 and baffle 4's top and arrange the material, can make the powder fully calcine the dehydration in furnace.
In order to avoid the situation that a large amount of powder is concentrated above the hearth and discharged from the exhaust hole 3, a plurality of groups of ash blocking assemblies are arranged on the upper portion of the inner cavity of the fluidized bed furnace body 1 and used for blocking floating or suspended powder from being discharged from the exhaust hole 3 too much, the plurality of groups of ash blocking assemblies are horizontally distributed above the gas distribution plate 2 side by side, preferably, all the ash blocking assemblies are parallel to each other, the interval between every two adjacent ash blocking assemblies is gradually reduced towards the direction close to the exhaust hole 3, namely, the ash blocking assemblies are more concentrated at the positions close to the exhaust hole 3, and therefore a better dust blocking effect can be achieved on the premise that a certain air quantity is allowed to pass through. Specifically, the ash blocking component comprises a hanging plate 7 and a plurality of groups of smoke and dust discharge volume controllers 8 arranged on the lower surface of the hanging plate 7, the hanging plate 7 is horizontally hung in an inner cavity of the fluidized bed furnace body 1 between the exhaust hole 3 and the gas distribution plate 2 through a plurality of hanging rods 9, the length direction of the hanging plate 7 is consistent with the length direction of the gas distribution plate 2, the hanging rods 9 are fixedly or detachably connected to the top wall of the inner cavity of the fluidized bed furnace body 1, and the hanging rods 9 can adopt a rigid rod or a telescopic rod without limitation.
The multiple groups of smoke and dust displacement controllers 8 are arranged on the lower surface of the hanging plate 7 in a row along the length direction of the hanging plate 7, and preferably, the multiple groups of smoke and dust displacement controllers 8 are arranged on the lower surface of the hanging plate 8 in a row, so that the better wind shielding effect is achieved, and the size of the resisting area can be adjusted according to the wind volume. The description is given by using one group of smoke discharge controller 8, the smoke discharge controller 8 includes a base plate 83, a limiting sliding column 81 and two wing plates, the base plate 83 is located below the hanging plate 7, the lower end of the limiting sliding column 81 is fixedly connected with the upper surface of the base plate 83, the upper end of the limiting sliding column 81 slidably penetrates through the hanging plate 7 and is provided with a limiting cap 82, both ends of the lower surface of the base plate 83 along the width direction of the hanging plate 7 are respectively fixed with a supporting plate 84, a rotating shaft is fixed between the supporting plates 84 at both sides, one end of the two wing plates, namely a left wing plate 86 and a right wing plate 85, is hinged on the rotating shaft, and the left wing plate 86 and the right wing plate 85 are combined into a hinge form, so that the hinge mode of the left wing plate 86 and the right wing plate 85 approaching to. The ends of the left wing plate 86 and the right wing plate 85 far away from the rotating shaft are respectively provided with a rotating hole which penetrates through the front side wall and the rear side wall of the corresponding left wing plate 86 or the corresponding right wing plate 85, the axial line of the rotating hole is parallel to the axial line of the rotating shaft, a rotating rod 87 is rotatably matched in the rotating hole, one end of the rotating rod 87 extends out of the rotating hole and is fixed with a telescopic vertical rod 88, the vertical rod 88 can adopt the form of the existing spring rod, or can adopt the form of mutual sliding fit of sliding hole and sliding rod for two rods, and is not limited in the position, the upper end of the vertical rod 88 is hinged with the lower surface of the hanging plate 7 through a hinged support, by providing the vertical bar 88, the degree of the mutual approach of the left wing plate 86 and the right wing plate 85 can be limited, which means that the vertical rod 88 has the maximum extension length, so that the left wing plate 86 and the right wing plate 85 have a certain initial included angle, the initial angle is greater than 90 ° so that the wind blows on the left wing plate 86 and the right wing plate 85 to easily open the left wing plate 86 and the right wing plate 85. In order to avoid the situation that the included angle between the left wing plate 86 and the right wing plate 85 is smaller than 90 degrees or even smaller, a limit spring movably sleeved on the limit sliding column 81 is arranged between the base plate 83 and the hanging plate 7, and the situation that the stop area cannot be adjusted according to the air volume due to the fact that the left wing plate 86 and the right wing plate 85 are excessively close to each other can be avoided through the limit spring.
Because the gap is arranged between the adjacent hanging plates 7, in order to further resist powder in the gap, the length of the rotary hole is greater than the width of the hanging plate 7, one end of the base plate 83, provided with the limiting spring, is positioned under the hanging plate 7, and the other end of the base plate is positioned under the gap between the hanging plate 7 and the adjacent hanging plate 7, so that the gap can be shielded from wind, and the possibility of discharging the powder from the exhaust hole 3 is further reduced. When the amount of wind through gas distribution plate 2 increased, floated powder can further be blown highly, and left wing board 86 and right wing board 85 receive the wind-force effect to open the degree grow this moment, can avoid the powder to discharge from exhaust hole 3 as far as possible, and the place of keeping away from exhaust hole 3 is because the interval is great between link plate 7, and wind can normally discharge in order to guarantee the normal atmospheric pressure in the furnace body.
In order to grind the powder entering the hearth primarily and grind or scatter the agglomerated small blocks of the powder, so that the powder entering the hearth can be calcined more quickly in the same time to achieve higher calcination efficiency, a feeding assembly 6 communicated with the hearth is installed on one side of the fluidized bed furnace body 1 away from the exhaust hole 3, specifically, the feeding assembly 6 comprises a grinding box 601, a feeding hopper 610 and a discharging pipe 611, an upper partition 602 and a lower partition 603 are arranged in the grinding box 601, the upper partition 602 and the lower partition 603 are in a horizontal state, the upper partition 602 and the lower partition 603 divide the inner cavity of the grinding box 601 into an upper space, a middle space and a lower space which are respectively an upper space 614, a middle space 613 and a lower space 615, the feeding hopper 610 is installed on the upper part of one side of the grinding box 601 away from the fluidized bed furnace body 1 and is communicated with the upper space 614, upper grinding block 604 is disposed in upper space 614 to primarily grind or disperse the powder. A first discharge port 607 is arranged on the bottom wall of one side of the upper space 614 far away from the feed hopper 610, a first screen is arranged in the first discharge port 607, a material receiving port 608 is arranged on the top wall of one side of the lower space 615, the material receiving port 608 is positioned under the first discharge port 607, a material guide partition 606 guiding the powder material from the first discharge port 607 to the material receiving port 608 is arranged in the middle space 613, the powder material is filtered by the first screen, falls onto the material guide partition 606, and then slides into the material receiving port 608 to enter the lower space 615. The lower space 615 is internally provided with a lower grinding block 605 which can further finely grind powder, a second discharge hole 609 is formed in the bottom wall of the lower space 615, which is far away from the side of the material receiving hole 608, a second screen mesh with a diameter smaller than that of the first screen mesh is arranged in the second discharge hole 609, so that the powder reaching the grinding fineness can be discharged, the discharge pipe 611 is communicated between the second discharge hole 609 and the hearth, the discharge pipe 611 is downwards inclined towards one side of the hearth, and the powder automatically slides into the hearth to realize automatic feeding.
For better grinding effect, the upper space 614 and the lower space 615 are both cylindrical, the upper grinding block 604 and the lower grinding block 605 are both cam-shaped blocks, the upper surface and the lower surface of the upper grinding block 604 are respectively in rotary contact with the top wall and the bottom wall of the upper space 614, and the rotary contact refers to that the upper surface and the lower surface of the upper grinding block 604 and the top wall and the bottom wall of the upper space 614 are close to each other and have a gap less than 0.5mm, and the gap is used for realizing the smoothness of allowance of relative rotation between the upper grinding block and the lower grinding block, and is similar to a rolling contact mode. The upper grinding block 604 can rotate around the central axis of the upper space 614, and the distal end of the upper grinding block 604 rotatably contacts with the sidewall of the upper space 614; similarly, the upper and lower surfaces of the lower polishing block 605 are rotatably contacted with the top wall and the bottom wall of the lower space 615, respectively, and the lower polishing block 605 is rotatable around the central axis of the lower space 615, and the distal end of the lower polishing block 605 is rotatably contacted with the sidewall of the lower space 615. The working process of the grinding block 604 shows that the structural design can enable powder to be rubbed and extruded back and forth between the side wall of the upper grinding block 604 and the side wall of the upper space 614 when the upper grinding block 604 rotates, the powder block with large particle size is ground or squeezed and dispersed, the powder reaching a certain fineness can be discharged from the first discharge port 607 under the pushing action of the upper grinding block 604, and the working principle of the lower grinding block 605 is the same.
In order to enable the upper grinding block 604 and the lower grinding block 605 to work simultaneously, a power assembly 612 for simultaneously driving the upper grinding block 604 and the lower grinding block 605 to rotate is installed on one side of the middle space 613, which is far away from the material guide partition 606, the power assembly 612 may be a dual-output motor, may also be a combination form of two motors, and may also be a form of a motor matching with a belt pulley assembly or a gear shaft, in order to achieve the purpose that the power assembly 612 drives the upper grinding block 604 and the lower grinding block 605 to rotate slowly and the power is stable, in this embodiment, the power assembly 612 includes a telescopic cylinder 6121, a U-shaped jacket 6122 and two sets of swing link mechanisms, the telescopic cylinder 6121 may be an air cylinder or an oil cylinder, and is preferably an oil cylinder here, a cylinder barrel of the telescopic cylinder 6121 is fixed on the grinding box 601, a piston rod of the telescopic cylinder 6121 is connected with the middle of the U-shaped jacket 6122, and a fulcrum 6123 is, the driving ends of the two sets of swing link mechanisms are both connected with a support shaft 6123, the output ends of the two sets of swing link mechanisms are respectively connected with the upper grinding block 604 and the lower grinding block 605, and explained by one set of swing link mechanisms, each swing link mechanism comprises a first swing link 6124, a second swing link 6125, a positioning block 6126 and a connecting rod 6127, one end of the first swing link 6124 is hinged on the support shaft 6123, the other end of the second swing link 6125 is hinged with one end of the connecting rod 6127, the other end of the connecting rod 6127 penetrates through the positioning block 6126 and is fixedly connected with the upper grinding block 604, the axis of the connecting rod 6127 coincides with the central axis of the upper space 614, wherein the first swing link 6124 and the second swing link 6125 rotate in the same plane or in parallel, and the other set of swing link mechanisms. When the telescopic cylinder 6121 extends back and forth, the upper grinding block 604 and the lower grinding block 605 can be driven to synchronously rotate at a slow speed by the swing rod mechanism.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and procedures are omitted to avoid unnecessarily limiting the invention.
Claims (8)
1. A high-efficient calcining device for gesso production, including the fluidized bed furnace body and set up the gas distribution board in the fluidized bed furnace body, form furnace between gas distribution board upper surface and the fluidized bed furnace body inner chamber, fluidized bed furnace body one side upper portion is provided with the exhaust hole that communicates with furnace, its characterized in that: the fluidized bed furnace body inner chamber bottom of exhaust hole one side is provided with the relief hole, one side that gas distribution plate is close to the relief hole is fixed with vertical baffle, and the partial processing that the baffle lower part is close to gas distribution plate has the overflow hole that communicates with the relief hole, fluidized bed furnace body inner chamber upper portion is provided with multiunit ash blocking subassembly, and multiunit ash blocking subassembly level distributes in the gas distribution plate top side by side, and adjacent interval between the ash blocking subassembly reduces gradually towards the direction that is close to the exhaust hole, and ash blocking subassembly includes the link plate and installs the multiunit smoke and dust discharge capacity controller at the link plate lower surface, and the link plate hangs in the fluidized bed furnace body inner chamber between exhaust hole and gas distribution plate through many peg levels, and multiunit smoke and dust discharge capacity controller arranges in line at the link.
2. The efficient calcining apparatus for gesso production as claimed in claim 1, characterized in that: the smoke and dust discharge capacity controller includes base plate, spacing traveller and two pterygoid laminas, and the base plate is located the link plate below, and fixed surface is connected on spacing traveller lower extreme and the base plate, and spacing traveller upper end slidable passes the link plate and is provided with spacing cap, base plate lower surface both ends are fixed with the extension board, are fixed with the pivot between the extension board of both sides, and the one end of two pterygoid laminas all articulates in the pivot, and two pterygoid lamina combinations are the form of hinge, and the one end processing that the pivot was kept away from to the pterygoid lamina has the commentaries on classics hole, and the commentaries on classics hole link up both sides wall around the pterygoid lamina, and the axis that changes the hole is parallel to each other with the axis of pivot, changes the length in hole and is.
3. The efficient calcining apparatus for gesso production as claimed in claim 2, characterized in that: one end of the base plate is located under the hanging plate, and the other end of the base plate is located under the interval between the hanging plate and the adjacent hanging plate.
4. The efficient calcining apparatus for gesso production as claimed in claim 3, characterized in that: and a limiting spring movably sleeved on the limiting sliding column is arranged between the base plate and the hanging plate.
5. The efficient calcining apparatus for gesso production as claimed in claim 1, characterized in that: the fluidized bed furnace comprises a fluidized bed furnace body and is characterized in that a feeding assembly communicated with a hearth is arranged on one side of the fluidized bed furnace body, which is far away from an exhaust hole, the feeding assembly comprises a grinding box, a feeding hopper and a discharging pipe, an upper partition plate and a lower partition plate are arranged in the grinding box, the inner cavity of the grinding box is divided into an upper space, a middle space and a lower space by the upper partition plate and the lower partition plate, the feeding hopper is arranged on the upper part of one side of the grinding box and communicated with the upper space, an upper grinding block is arranged in the upper space, a first discharging hole is formed in the bottom wall of one side of the upper space, which is far away from the feeding hopper, a first screen mesh is arranged in the first discharging hole, a material receiving hole is formed in the top wall of one side of the lower space, the material receiving hole is positioned under the first discharging hole, a material guide partition plate for guiding powder from, install the second screen cloth that is littleer than first screen cloth sieve mesh diameter in the second discharge gate, the discharging pipe intercommunication is between second discharge gate and furnace, and the discharging pipe is towards furnace one side downward sloping, keep away from one side of guide baffle in the middle part space and install the piece of grinding and grind the piece pivoted power component down in the drive simultaneously.
6. The efficient calcining apparatus for producing gypsum powder as claimed in claim 5, wherein: the shape in upper portion space and lower part space is cylindricly, it is the block of cam form with lower grinding piece to go up grinding piece, goes up the upper and lower surface of grinding piece and contacts with the roof and the diapire rotary type in upper portion space respectively, and goes up that grinding piece can be rotatory around the axis in upper portion space, the upper and lower surface of grinding piece contacts with the roof and the diapire rotary type in lower part space respectively down, and it can be rotatory around the axis in lower part space to grind the piece down.
7. The efficient calcining apparatus for producing gypsum powder as claimed in claim 6, wherein: go up the telecentric end of grinding the piece and the lateral wall rotary type contact in upper portion space, grind the telecentric end of piece and the lateral wall rotary type contact in lower part space down.
8. The efficient calcining apparatus for producing gypsum powder as claimed in claim 6, wherein: the power assembly comprises a telescopic cylinder, a U-shaped jacket and two groups of swing rod mechanisms, a cylinder barrel of the telescopic cylinder is fixed on a grinding box, a piston rod of the telescopic cylinder is connected with the middle of the U-shaped jacket, a support shaft is fixed between two end parts of the U-shaped jacket, the driving ends of the two groups of swing rod mechanisms are connected with the support shaft, the output ends of the two groups of swing rod mechanisms are respectively connected with an upper grinding block and a lower grinding block, each swing rod mechanism comprises a first swing rod, a second swing rod, a positioning block and a connecting rod, one end of the first swing rod is hinged to the support shaft, the other end of the first swing rod is hinged to one end of the second swing rod, the other end of the second swing rod is hinged to one end of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010339596.3A CN111517682B (en) | 2020-04-26 | 2020-04-26 | A high-efficient calcining device for gesso production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010339596.3A CN111517682B (en) | 2020-04-26 | 2020-04-26 | A high-efficient calcining device for gesso production |
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| Publication Number | Publication Date |
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| CN111517682A true CN111517682A (en) | 2020-08-11 |
| CN111517682B CN111517682B (en) | 2021-11-30 |
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| CN202010339596.3A Active CN111517682B (en) | 2020-04-26 | 2020-04-26 | A high-efficient calcining device for gesso production |
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