阅读说明：本技术 一种可调节物料细度的密封选粉机 (Sealed powder concentrator of adjustable material fineness ) 是由 陈中海 葛栋 于 2020-11-18 设计创作，主要内容包括：本发明公开了一种可调节物料细度的密封选粉机,涉及选粉机技术领域,该可调节物料细度的密封选粉机,包括：机体,所述机体的顶端安装有出气箱,且机体的底端固定有底座,所述出气箱的顶端一侧连接有细粉出料管；多级分离粒径调节系统,所述多级分离粒径调节系统安装于所述机体的内部,且多级分离粒径调节系统的内部连接有延伸至所述机体外部的粗粉出料管,本发明设置了过滤装置,通过安装框及其内部的过滤网,能够将空气进行过滤,以去除空气中的灰尘,防止灰尘溢进机体的内部,避免水泥粉料中掺杂灰尘,从而便于水泥粉料的使用,有效的提高了选粉机的实用性,有利于选粉机的使用。(The invention discloses a sealed powder concentrator capable of adjusting material fineness, which relates to the technical field of powder concentrators and comprises the following components: the device comprises a machine body, wherein the top end of the machine body is provided with an air outlet box, the bottom end of the machine body is fixedly provided with a base, and one side of the top end of the air outlet box is connected with a fine powder discharging pipe; the multistage separation particle size adjusting system is arranged inside the machine body, and the multistage separation particle size adjusting system is internally connected with a coarse powder discharging pipe extending to the outside of the machine body.)

1. The utility model provides a sealed selection powder machine of adjustable material fineness which characterized in that includes:

the device comprises a machine body (1), wherein an air outlet box (2) is installed at the top end of the machine body (1), a base (17) is fixed at the bottom end of the machine body (1), and a fine powder discharging pipe (3) is connected to one side of the top end of the air outlet box (2);

the multistage separation particle size adjusting system is arranged inside the machine body (1), a coarse powder discharging pipe (10) extending to the outside of the machine body (1) is connected inside the multistage separation particle size adjusting system, and the multistage separation particle size adjusting system is used for sorting powder;

the feeding mechanism (4), the feeding mechanism (4) is installed at the top end of the machine body (1), and the feeding mechanism (4) is used for conveying powder into the machine body (1);

the air inlet system comprises an air guide device (12), an air inlet pipe (13), a filtering device (14) and a mounting assembly (15) for fixing the filtering device (14) and a base (17), wherein the air inlet system comprises an air guide device (12), an air inlet pipe (13), a filtering device (14) and a mounting assembly (15) for fixing the filtering device (14) and the base (17);

the air guide device is characterized in that the number of the filter devices (14) is two, the two filter devices (14) are respectively connected with two sides of the bottom of the air guide device (12) through pipelines, each filter device (14) comprises an installation frame (141), a filter screen (142) is embedded in the installation frame (141), one end of each installation frame (141) extends outwards to form a side plate (146), a sealing gasket (143) is sleeved at the position, close to one side of each side plate (146), outside the installation frame (141), of each side plate (146), a pull block (145) is installed on one side, opposite to the installation frame (141), of each pull block (145), and convex plates (144) are fixed on two sides of one end, opposite to each side plate (146), of each pull block (145);

the number of the air inlet pipes (13) is two, and the two air inlet pipes (13) are respectively connected to one side of the two filtering devices (14) relative to the base (17);

the controller (18), the controller (18) is installed on the front surface of the machine body (1), and the controller (18) is used for achieving the overall control of the powder concentrator.

2. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 1, characterized in that: a mounting assembly (15) for securing the filter device (14) to a base (17) comprising:

the fixing frame is arranged outside the base (17), and an installation groove (151) matched with the installation frame (141) is formed in the fixing frame;

the linear sliding strips (148) are symmetrically arranged on two sides of the mounting frame (141), and two ends of the inner part of each linear sliding strip (148) are provided with screw holes (147);

the linear sliding grooves (152) are symmetrically arranged on two sides of the inner wall of the mounting groove (151), and the two linear sliding grooves (152) correspond to the two linear sliding strips (148) one by one;

the fixing frame comprises four screw connecting rods (153) symmetrically screwed on one side of the fixing frame, wherein the four screw connecting rods (153) penetrate through the four screw connecting holes (147) respectively.

3. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 1, characterized in that: reinforced mechanism (4) are including the defeated material subassembly, the defeated material subassembly including install in go out inside feeding pipe (43) of gas tank (2), the top of feeding pipe (43) extends to the top of gas tank (2) and installs feeding case (41), and the bottom of feeding pipe (43) runs through multistage separation particle diameter governing system extends to the inside below of organism (1), discharge disc (44) are installed to the bottom of feeding pipe (43), hopper (42) are installed on the top of feeding case (41).

4. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 3, characterized in that: feed mechanism (4) still includes crushing unit, crushing unit includes first motor (45), first crushing roller (46), second crushing roller (47) and second motor (48), wherein, first crushing roller (46) and second crushing roller (47) symmetry are installed in the inside of feeding case (41), one side of feeding case (41) is fixed in to first motor (45) and second motor (48) symmetry, and first motor (45) and second motor (48) rotate with first crushing roller (46) and second crushing roller (47) respectively and are connected.

5. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 1, characterized in that: multistage separation particle size governing system includes multistage separation transport frame (11), be provided with dynamic rotor (7) in the middle of the inside of multistage separation transport frame (11), and the top of multistage separation transport frame (11) inner wall installs outer lane annular plate-type blade (9), still be provided with inner circle annular plate-type blade (8) between outer lane annular plate-type blade (9) and dynamic rotor (7), the inside top movable mounting of gas-out case (2) has rotary drum (6), one side of gas-out case (2) is fixed with third motor (5) through the mount, and the top of third motor (5) and rotary drum (6) is passed through belt pulley transmission and is connected, the bottom of rotary drum (6) is connected with the top of dynamic rotor (7).

6. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 1, characterized in that: the air guide device (12) is including installing frame (121) that admits air on the inside top of base (17), bottom water conservancy diversion piece (122) is installed to the inside bottom of frame (121) of admitting air, and admits air and be fixed with top water conservancy diversion piece (128) above frame (121) inside, top water conservancy diversion piece (128) are separated the inside of frame (121) of admitting air for the inside of frame (121) of admitting air forms gas collecting tank (124) and gas dispersing tank (127), and has seted up through-hole (129) in the middle of the inside of top water conservancy diversion piece (128), baffle (125) are installed on the top of frame (121) of admitting air, and the inside of baffle (125) has seted up intensive air vent (126), the both sides of bottom water conservancy diversion piece (122) all pass through with the circular arc, form cambered surface (123).

7. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 1, characterized in that: still include bradyseism device (16), bradyseism device (16) are installed in the bottom of base (17), and bradyseism device (16) include bradyseism mechanism and stop gear, wherein:

bradyseism mechanism includes base (161), the inside fretwork vacuole formation of base (161), and the inside top of cavity is provided with buffer board (164), still install bradyseism subassembly (163) that are the distribution of rectangular array in the cavity, and the top that is bradyseism subassembly (163) that the rectangular array distributes all is connected with the bottom of buffer board (164), connecting seat (162) are installed on the top of buffer board (164), and the top of connecting seat (162) extends to the outside of base (161) and is connected with the bottom of base (17).

8. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 7, characterized in that: the limiting mechanism comprises two limiting grooves (165) and two limiting blocks (166), wherein the two limiting blocks (166) are arranged at two ends of the buffer board (164) symmetrically, the number of the limiting grooves (165) is corresponding to that of the limiting blocks (166), the two limiting grooves (165) are symmetrically arranged on two sides of the inner wall of the cavity, and the two limiting grooves (165) are in one-to-one correspondence with the two limiting blocks (166).

9. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 7, characterized in that: bradyseism subassembly (163) includes sleeve (1631), the inside fretwork of sleeve (1631) is formed with the inner chamber, and is fixed with bradyseism spring (1632) in the inner chamber, the top of bradyseism spring (1632) is connected with movable plate (1633), and the spliced pole (1634) that extend to sleeve (1631) top are installed on the top of movable plate (1633).

10. The sealed powder concentrator capable of adjusting the fineness of materials according to claim 9, characterized in that: bradyseism subassembly (163) still includes the guide assembly, the guide assembly includes guide block (1635) and guide way (1636), wherein, guide block (1635) are equipped with two altogether, and two guide block (1635) symmetry install in the both ends of movable plate (1633), the quantity of guide way (1636) is unanimous with the quantity of guide block (1635), and two inner wall both sides of inner chamber are seted up to two guide way (1636) symmetry, two guide way (1636) and two guide block (1635) one-to-one.

Technical Field

The invention belongs to the technical field of powder separators, and particularly relates to a sealed powder separator capable of adjusting material fineness.

Background

In the cement production process, the cement is generally processed by a coal mill, a raw material discharge drying mill or a cement mill by adopting equipment. In coal mills, raw material discharge drying mills and cement mill systems, powder separators are gradually widely used to facilitate separation after cement grinding and to realize use of cement. The powder separator can be divided into three types, namely a three-separation powder separator, a centrifugal powder separator and a cyclone powder separator.

But the sealed selection powder machine of adjustable material fineness in the existing market has certain defect in the use, for example, do not set up filter equipment, can not filter the air, lead to the inside that the dust spills into the organism along with the air easily, lead to mixing of dust in the cement powder, influence the use of cement powder, the cement powder agglomerates easily simultaneously, lead to the cement powder to form the large granule, the selection powder of the cement powder of not being convenient for, influence the selection powder efficiency of cement powder, in addition, do not set up the bradyseism device, can not realize the bradyseism of selection powder machine, lead to the poor stability of selection powder machine easily, the steady operation of selection powder machine of not being convenient for, influence its work efficiency.

Disclosure of Invention

The invention aims to provide a sealed powder concentrator capable of adjusting material fineness, and aims to solve the problems that air cannot be filtered, dust is easy to overflow into a machine body along with the air, so that the cement powder is doped with the dust, and the cement powder is easy to agglomerate, so that the cement powder forms large particles, the powder concentrator is inconvenient to concentrate the cement powder, the cushioning of the powder concentrator cannot be realized, the stability of the powder concentrator is easy to cause, and the stable operation of the powder concentrator is inconvenient.

In order to achieve the purpose, the invention provides the following technical scheme: a sealed powder concentrator capable of adjusting material fineness comprises:

the device comprises a machine body, wherein the top end of the machine body is provided with an air outlet box, the bottom end of the machine body is fixedly provided with a base, and one side of the top end of the air outlet box is connected with a fine powder discharging pipe;

the multistage separation particle size adjusting system is arranged inside the machine body, a coarse powder discharging pipe extending to the outside of the machine body is connected inside the multistage separation particle size adjusting system, and the multistage separation particle size adjusting system is used for sorting powder;

the feeding mechanism is arranged at the top end of the machine body and is used for conveying powder into the machine body;

the air inlet system comprises an air guide device, an air inlet pipe, a filtering device and a mounting assembly for fixing the filtering device and the base, wherein the air inlet system comprises an air guide device, an air inlet pipe, a filtering device and a mounting assembly for fixing the filtering device and the base;

the air guide device comprises an air guide device, a plurality of filter devices and a plurality of sealing gaskets, wherein the number of the filter devices is two, the two filter devices are respectively connected with two sides of the bottom of the air guide device through pipelines, each filter device comprises an installation frame, a filter screen is embedded in the installation frame, one end of the installation frame extends outwards to form a side plate, the position, close to one side of the side plate, outside the installation frame is sleeved with the sealing gaskets, one side of the side plate, opposite to the installation frame, is provided with a pull block, and two sides of one end, opposite to the side plate, of each pull;

the two air inlet pipes are respectively connected to one side of the two filtering devices relative to the base;

and the controller is arranged on the front surface of the machine body and is used for realizing the master control of the powder concentrator.

Preferably, the mounting assembly for securing the filter device to the base includes:

the fixing frame is arranged outside the base, and an installation groove matched with the installation frame is formed in the fixing frame;

the two linear sliding strips are symmetrically arranged on two sides of the mounting frame, and two ends of the inner parts of the two linear sliding strips are provided with screw connection holes;

the two linear sliding grooves are in one-to-one correspondence with the two linear sliding strips;

the bolt joint pole of symmetry spiro union in fixed frame one side, the bolt joint pole is equipped with four altogether, and four bolt joint poles run through four spiro union holes respectively.

Preferably, reinforced mechanism is including the defeated material subassembly, defeated material subassembly including install in go out the inside feed pipe of gas tank, the top of feed pipe extends to the top of gas tank and installs the feeding case, and the bottom of feed pipe runs through multistage separation particle size governing system and extends to the inside below of organism, the discharge disc is installed to the bottom of feed pipe, the loading hopper is installed on the top of feeding case.

Preferably, reinforced mechanism still includes crushing unit, crushing unit includes first motor, first crushing roller, second crushing roller and second motor, wherein, first crushing roller and second crushing roller symmetry are installed in the inside of feeding case, first motor and second motor symmetry are fixed in one side of feeding case, and first motor and second motor rotate with first crushing roller and second crushing roller respectively and are connected.

Preferably, the multistage separation particle size adjusting system comprises a multistage separation conveying frame, a dynamic rotor is arranged in the middle of the inside of the multistage separation conveying frame, an outer ring annular plate type blade is installed at the top of the inner wall of the multistage separation conveying frame, an inner ring annular plate type blade is further arranged between the outer ring annular plate type blade and the dynamic rotor, a rotary drum is movably installed at the top end of the inside of the gas outlet box, a third motor is fixed to one side of the gas outlet box through a fixing frame, the third motor is connected with the top end of the rotary drum through belt pulley transmission, and the bottom end of the rotary drum is connected with the top of the dynamic rotor.

Preferably, the air guide device is including installing the frame that admits air on the inside top of base, bottom water conservancy diversion piece is installed to the inside bottom of frame that admits air, and admits air the inside top of frame and be fixed with top water conservancy diversion piece, top water conservancy diversion piece will admit air the inside of frame and separate for the inside of frame that admits air forms the gas collecting tank and looses the gas tank, and has seted up the through-hole in the middle of the inside of top water conservancy diversion piece, the baffle is installed on the top of frame that admits air, and the inside of baffle has seted up intensive air vent, the both sides of bottom water conservancy diversion piece all pass through with the.

Preferably, still include the bradyseism device, the bradyseism device is installed in the bottom of base, and the bradyseism device includes bradyseism mechanism and stop gear, wherein:

the cushioning mechanism comprises a base, the inside fretwork vacuole formation of base, and the inside top of cavity is provided with the buffer board, still install the cushioning subassembly that is the rectangular array and distributes in the cavity, and the top that is the cushioning subassembly that the rectangular array distributes all is connected with the bottom of buffer board, the connecting seat is installed on the top of buffer board, and the top of connecting seat extends to the outside of base and is connected with the bottom of base.

Preferably, stop gear includes spacing groove and stopper, wherein, the stopper is equipped with two altogether, and two stopper symmetries are installed in the both ends of buffer board, the quantity of spacing groove is corresponding with the quantity of stopper, and two spacing groove symmetries are seted up in the inner wall both sides of cavity, two spacing groove and two stopper one-to-one.

Preferably, the bradyseism subassembly includes the sleeve, telescopic inside fretwork is formed with the inner chamber, and is fixed with the bradyseism spring in the inner chamber, the top of bradyseism spring is connected with the movable plate, and the spliced pole that extends to sleeve top is installed on the top of movable plate.

Preferably, the bradyseism subassembly still includes the guide assembly, the guide assembly includes guide block and guide way, wherein, the guide block is equipped with two altogether, and two guide block symmetries are installed in the both ends of movable plate, the quantity of guide way is unanimous with the quantity of guide block, and two guide way symmetries are seted up in the inner wall both sides of inner chamber, two the guide way is corresponding with two guide blocks one-to-one.

Compared with the prior art, the invention has the beneficial effects that:

(1) the air purifier is provided with the filtering device, and the air can be filtered through the mounting frame and the filter screen inside the mounting frame to remove dust in the air, prevent the dust from overflowing into the interior of the purifier body and avoid the dust from being mixed in cement powder, so that the cement powder is convenient to use, the practicability of the powder concentrator is effectively improved, and the powder concentrator is favorable for use.

(2) Aiming at the filtering device, the mounting assembly is arranged, so that the filtering device can be quickly assembled and disassembled, the cleaning of the filtering device is facilitated, the cleaning efficiency of the filtering device is effectively improved, the filtering effect of the filtering device can be ensured, the air is further conveniently filtered, the dust is prevented from overflowing, and the use of cement powder is ensured.

(3) According to the invention, the crushing assembly is arranged in the feeding mechanism, so that the cement powder can be crushed, the cement powder is prevented from caking to form large particles, the powder selection of the cement powder is facilitated, the powder selection efficiency is effectively improved, the rapid powder selection of the cement powder is facilitated, and the powder selection efficiency is facilitated to be improved.

(4) The buffering device is arranged, and particularly, buffering and energy dissipation of the powder concentrator can be realized through the buffering plate, the base, the connecting seat and the buffering assembly, so that a buffering effect is achieved, stable operation of the powder concentrator is realized, the stability of the powder concentrator during operation is effectively improved, and the work efficiency of the powder concentrator is favorably improved.

(5) Aiming at the cushioning device, the limiting mechanism is arranged, so that the sliding of the buffer plate can be realized, and the buffer plate can be limited, so that the buffer plate can stably move, the stable work of the cushioning device is realized, and the stable work of the powder concentrator is further facilitated.

Drawings

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

FIG. 2 is an external view of the present invention;

FIG. 3 is a cross-sectional view of the charging mechanism of the present invention;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of the structure of the filter device of the present invention;

FIG. 6 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 7 is an enlarged view of the invention at B in FIG. 2;

FIG. 8 is a cross-sectional view of a shock absorbing assembly of the present invention;

FIG. 9 is a schematic view of the internal structure of the gas guide of the present invention;

in the figure: 1-body; 2-an air outlet box; 3-a fine powder discharge pipe; 4-a feeding mechanism; 41-a feeding box; 42-a loading hopper; 43-feeding pipe; 44-a discharge tray; 45-a first motor; 46-first crushing roller; 47-second pulverizing roller; 48-a second electric machine; 5-a third motor; 6-rotating the drum; 7-a dynamic rotor; 8-inner ring annular plate type blades; 9-outer ring annular plate type blades; 10-coarse powder discharge pipe; 11-a multi-stage separation conveying frame; 12-an air guide device; 121-an air inlet frame; 122-bottom flow guide block; 123-cambered surface; 124-a gas collecting tank; 125-baffle plate; 126-a vent hole; 127-a gas dispersing groove; 128-top flow guide block; 129-a via hole; 13-an air inlet pipe; 14-a filtration device; 141-installing a frame; 142-a filter screen; 143-sealing gaskets; 144-a convex plate; 145-pull block; 146-edge plates; 147-screw holes; 148-linear slide bar; 15-mounting the assembly; 151-mounting grooves; 152-a linear chute; 153-screw rod; 16-a cushioning device; 161-a base; 162-a connecting seat; 163-a cushioning assembly; 1631-a sleeve; 1632-a cushioning spring; 1633-moving the plate; 1634-connecting column; 1635-a guide block; 1636-a guide groove; 164-a buffer plate; 165-a limiting groove; 166-a stopper; 17-a base; and 18-a controller.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-9, the present invention provides a technical solution: a sealed powder concentrator capable of adjusting material fineness comprises:

the machine comprises a machine body 1, wherein an air outlet box 2 is arranged at the top end of the machine body 1, a base 17 is fixed at the bottom end of the machine body 1, and a fine powder discharging pipe 3 is connected to one side of the top end of the air outlet box 2;

the multistage separation particle size adjusting system is arranged inside the machine body 1, a coarse powder discharging pipe 10 extending to the outside of the machine body 1 is connected inside the multistage separation particle size adjusting system, and the multistage separation particle size adjusting system is used for sorting powder;

the feeding mechanism 4 is arranged at the top end of the machine body 1, and the feeding mechanism 4 is used for conveying powder into the machine body 1;

the air inlet system comprises an air guide device 12, an air inlet pipe 13, a filtering device 14 and a mounting assembly 15 for fixing the filtering device 14 and a base 17, wherein the air inlet system comprises an air guide device 12, an air inlet pipe 13, a filtering device 14 and a mounting assembly 15 for fixing the filtering device 14 and the base 17;

the two filter devices 14 are arranged, the two filter devices 14 are respectively connected with two sides of the bottom of the air guide device 12 through pipelines, each filter device 14 comprises an installation frame 141, a filter screen 142 is embedded in the installation frame 141, one end of each installation frame 141 extends outwards to form a side plate 146, a sealing gasket 143 is sleeved at the position, close to one side of each side plate 146, outside the installation frame 141, a pull block 145 is installed on one side, opposite to the installation frame 141, of each side plate 146, and convex plates 144 are fixed on two sides of one end, opposite to the side plates 146, of each pull block 145;

the number of the air inlet pipes 13 is two, and the two air inlet pipes 13 are respectively connected to one side of the two filtering devices 14 relative to the base 17;

and the controller 18, the controller 18 is installed on the front surface of the machine body 1, and the controller 18 is used for realizing the overall control of the powder concentrator.

Specifically, during powder selection, a worker can add cement powder into the interior of the machine body 1 through the feeding mechanism 4, then the controller 18 controls the multistage separation particle size adjusting system to work, then external air is sucked in through the air inlet pipe 13 and then is conveyed into the interior of the machine body 1 under the action of the air guide device 12, so that a vortex is formed in the multistage separation particle size adjusting system, then the cement powder is selected under the action of airflow buoyancy, self gravity and centrifugal force, so that fine powder is discharged through the fine powder discharging pipe 3, and coarse powder is discharged through the coarse powder discharging pipe 10, and therefore powder selection of the cement powder is achieved;

in the powder selecting process, when air is sucked in through the air inlet pipe 13, the air is filtered by the filter device 14 through the filter screen 142 inside the mounting frame 141 to remove dust in the air, prevent the dust from overflowing into the machine body 1, and avoid the dust from being mixed in cement powder, so that the cement powder can be conveniently used.

As an implementation manner, in this embodiment, it is preferable that the mounting assembly 15 for fixing the filtering device 14 and the base 17 includes:

a fixing frame arranged outside the base 17, wherein the fixing frame is internally provided with a mounting groove 151 matched with the mounting frame 141;

the linear sliding strips 148 are symmetrically arranged on two sides of the mounting frame 141, and two ends of the inner parts of the two linear sliding strips 148 are provided with screw holes 147;

the two linear sliding grooves 152 are symmetrically arranged on two sides of the inner wall of the mounting groove 151, and the two linear sliding grooves 152 correspond to the two linear sliding strips 148 one by one;

the four screw rods 153 are symmetrically screwed on the screw rods 153 on one side of the fixing frame, and the four screw rods 153 penetrate through the four screw holes 147.

Specifically, in the using process of the filtering device 14, when the filtering device 14 needs to be cleaned, a worker can unscrew the screw rod 153 from the screw hole 147, pull the filtering device 147 through the pulling block 145 and the protruding plate 144, so that the linear sliding strip 148 slides along the linear sliding groove 152 until slipping, thereby the filtering device 147 is pulled out from the mounting groove 151 in the fixing frame to detach the filtering device 147, then the worker cleans the filtering device 147, after cleaning, the worker inserts the filtering device 147 into the mounting groove 151 in the fixing frame through the linear sliding strip 148 and the linear sliding groove 152 in a sliding manner, then the worker screws the screw rod 153 into the screw hole 147 to clamp the linear sliding strips 148 in the linear sliding groove 152, thereby the limiting fixation of the filtering device 147 is realized, the rapid disassembly and assembly of the filtering device 147 are realized, the cleaning of the filtering device 147 is facilitated, and the cleaning efficiency of the filtering device 147 is effectively improved, the filtering effect of the filtering means 147 can be ensured to further prevent the entry of dust.

As an implementation manner, in this embodiment, it is preferable that the feeding mechanism 4 includes a feeding assembly, the feeding assembly includes a feeding pipe 43 installed inside the gas outlet box 2, a top end of the feeding pipe 43 extends to above the gas outlet box 2 and is installed with the feeding box 41, a bottom end of the feeding pipe 43 penetrates through the multi-stage separation particle size regulating system and extends to below the inside of the machine body 1, a discharging tray 44 is installed at a bottom end of the feeding pipe 43, and a hopper 42 is installed at a top end of the feeding box 41.

Specifically, during feeding, the worker can add the cement powder into the feeding box 41 through the feeding hopper 42, then transport the cement powder through the feeding pipe 43, and then discharge the cement powder to the inside bottom of the machine body 1 through the discharge tray 44 at the bottom end of the feeding pipe 43, so as to realize the feeding of the powder concentrator.

As an implementable manner, in this embodiment, preferably, the feeding mechanism 4 further comprises a crushing assembly, the crushing assembly comprises a first motor 45, a first crushing roller 46, a second crushing roller 47 and a second motor 48, wherein the first crushing roller 46 and the second crushing roller 47 are symmetrically installed inside the feeding box 41, the first motor 45 and the second motor 48 are symmetrically fixed on one side of the feeding box 41, and the first motor 45 and the second motor 48 are respectively and rotatably connected with the first crushing roller 46 and the second crushing roller 47.

Specifically, in reinforced in-process, workman accessible controller 18 controls first motor 45 and the work of second motor 48, make first motor 45 and second motor 48 drive first crushing roller 46 and the rotation of second crushing roller 47 respectively, with this realize that first crushing roller 46 and second crushing roller 47 rotate in opposite directions, in order to smash the cement powder, thereby prevent the cement powder caking and form the large granule, be favorable to the selection powder of cement powder, and effectual improvement selection powder efficiency, be convenient for the quick selection powder of cement powder.

As an implementable manner, in this embodiment, preferably, the multistage separation particle size adjusting system includes a multistage separation conveying frame 11, a dynamic rotor 7 is disposed in the middle of the inside of the multistage separation conveying frame 11, an outer ring annular plate-type blade 9 is mounted on the top of the inner wall of the multistage separation conveying frame 11, an inner ring annular plate-type blade 8 is further disposed between the outer ring annular plate-type blade 9 and the dynamic rotor 7, a rotating drum 6 is movably mounted at the top end of the inside of the air outlet box 2, a third motor 5 is fixed on one side of the air outlet box 2 through a fixing frame, the third motor 5 is in transmission connection with the top end of the rotating drum 6 through a belt pulley, and the bottom end of the rotating drum 6 is connected with the top.

Specifically, in the present embodiment, the flowing direction of the cement powder is as shown by arrows in fig. 1, when the multistage separation particle size adjusting system sorts the cement powder, the third motor 5 operates under the control of the controller 18, and drives the rotary drum 6 to rotate through the belt pulley, then the rotary drum 6 drives the dynamic rotor 7 to rotate, so that the inside of the multistage separation conveying frame 11 forms a vortex, then the cement powder added into the machine body 1 rises under the action of the airflow and enters the multistage separation conveying frame 11, then the inside of the multistage separation conveying frame 11 is partitioned into a first powder selecting area and a second powder selecting area under the action of the outer ring-shaped plate vane 9 and the inner ring-shaped plate vane 8, and then the cement powder is subjected to the action of airflow buoyancy, self gravity and centrifugal force in the first powder selecting area and the second powder selecting area, so as to realize the powder selection of the cement powder;

in addition, in the powder selecting process, a worker can control the rotating speed of the third motor 5 through the controller 18 to adjust the rotating speed of the dynamic rotor 7, so that the centrifugal force of the cement powder with different particle sizes is controlled, the impact force between the cement powder with different particle sizes and the outer ring annular plate type blades 9 and the inner ring annular plate type blades 8 is different, the particle sizes of the cement powder are controlled, and the fineness of the material can be adjusted, so that the powder selecting of the cement powder is facilitated.

As an implementable manner, in this embodiment, preferably, the air guide device 12 includes an air intake frame 121 installed at the top end inside the base 17, a bottom flow guide block 122 is installed at the bottom inside the air intake frame 121, a top flow guide block 128 is fixed above the inside of the air intake frame 121, the top flow guide block 128 partitions the inside of the air intake frame 121, so that an air collecting groove 124 and an air dispersing groove 127 are formed inside the air intake frame 121, a through hole 129 is formed in the middle inside the top flow guide block 128, a baffle 125 is installed at the top end of the air intake frame 121, dense vent holes 126 are formed inside the baffle 125, and both sides of the bottom flow guide block 122 are in arc transition to form an arc 123.

Specifically, when external air is sucked into the air guide device 12 through the air inlet pipe 13, the air is gathered in the air collecting groove 124 under the action of the bottom flow guide block 122 and the arc surfaces 123 on the two sides of the bottom flow guide block, then the air is conveyed into the air dispersing groove 127 under the action of the top flow guide block 128 and the through holes 129 in the top flow guide block, and then the air is discharged into the machine body 1 through the vent holes 126 in the baffle 125, so that the flow guide of the air is realized, the quick suction of the air is realized, and the separation of cement is facilitated.

As an implementable manner, in this embodiment, preferably, the shock absorber 16 is further included, the shock absorber 16 is installed at the bottom of the base 17, and the shock absorber 16 includes a shock absorbing mechanism and a limiting mechanism, wherein:

the cushioning mechanism includes base 161, and the inside fretwork of base 161 forms the cavity, and is provided with buffer board 164 above the inside of cavity, still installs the cushioning subassembly 163 that is the rectangular array and distributes in the cavity, and the top that is the cushioning subassembly 163 that the rectangular array distributes all is connected with the bottom of buffer board 164, and connecting seat 162 is installed on the top of buffer board 164, and the top of connecting seat 162 extends to the outside of base 161 and is connected with the bottom of base 17.

Specifically, in the powder concentrator course of operation, during the vibration that the powder concentrator produced, connecting seat 162 pushes down buffer board 164, make buffer board 164 rebound and extrusion bradyseism subassembly 163, bradyseism subassembly 163 atress this moment, and produce reverse effort, it rises to promote buffer board 164, and then promote connecting seat 162 and rise, it is reciprocal with this, in order to realize the buffering energy dissipation of powder concentrator, thereby reach the effect of bradyseism, realize the steady operation of powder concentrator, the effectual stability that improves the powder concentrator during operation, be favorable to improving the work efficiency of powder concentrator.

As an implementable manner, in this embodiment, preferably, the limiting mechanism includes two limiting grooves 165 and two limiting blocks 166, wherein the two limiting blocks 166 are symmetrically installed at two ends of the buffer board 164, the number of the limiting grooves 165 corresponds to the number of the limiting blocks 166, the two limiting grooves 165 are symmetrically opened at two sides of the inner wall of the cavity, and the two limiting grooves 165 correspond to the two limiting blocks 166 one to one.

Specifically, in the process of cushioning the device 16, when the buffer plate 164 moves along the cavity, the limiting block 166 slides along the limiting groove 165 to realize the sliding of the buffer plate 164, and the buffer plate 164 can be limited so as to be convenient for the stable movement of the buffer plate 164, thereby realizing the stable operation of the cushioning device 16.

As an implementation manner, in this embodiment, preferably, the damping assembly 163 includes a sleeve 1631, an inner cavity is hollowed inside the sleeve 1631, a damping spring 1632 is fixed in the inner cavity, a moving plate 1633 is connected to a top end of the damping spring 1632, and a connecting column 1634 extending above a top of the sleeve 1631 is installed at a top end of the moving plate 1633.

Specifically, when the cushioning device 16 performs cushioning, the cushioning component 163 drives the moving plate 1633 to move along the inner cavity through the cushioning spring 1632 inside the sleeve 1631 so as to drive the connecting column 1634 to stretch, thereby realizing buffering and energy dissipation of the powder concentrator.

As an implementation manner, in this embodiment, preferably, the shock absorbing assembly 163 further includes a guide assembly, the guide assembly includes two guide blocks 1635 and two guide grooves 1636, wherein the two guide blocks 1635 are provided, the two guide blocks 1635 are symmetrically installed at two ends of the moving plate 1633, the number of the guide grooves 1636 is the same as the number of the guide blocks 1635, the two guide grooves 1636 are symmetrically opened at two sides of the inner wall of the inner cavity, and the two guide grooves 1636 and the two guide blocks 1635 are in one-to-one correspondence.

Specifically, in the process of cushioning the cushioning module 163, when the moving plate 1633 moves along the inner cavity of the sleeve 1631, the guide block 1635 slides along the guide groove 1636, so as to realize the sliding of the moving plate 1633, and the moving plate 1633 can be limited, so that the moving plate 1633 can stably move, and the cushioning module 163 can stably work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.