CN110237746A - A high-shear chemical chemical device for coal-water slurry additives - Google Patents

Abstract

The invention discloses a high-shear chemical device for coal-water slurry additives, which includes a tank body, and a feeding mechanism is arranged on the outer side of the upper end of the tank body, and the feeding mechanism includes a feeding box body, a feeding Funnel, feeding cylinder, grinding assembly, barrel-shaped filter frame, first motor, rotating shaft, blade, transmission shaft, bristles and air filter housing, the outlet at the bottom of the feeding box is connected to the tank through a pipeline The inner cavity of the upper end of the tank body is connected, and the middle part of the top end of the tank body is provided with a second motor, and the inner cavity of the top end of the tank body is provided with a disc-shaped frame body, and the output shaft of the second motor extends into the inner cavity of the tank body and The middle part of the upper end of the disc-shaped frame body is connected, and the edge of the lower end of the disc-shaped frame body is uniformly and vertically provided with stirring shafts, and stirring rods are evenly arranged on the stirring shafts, and the outer end of the tank body The bottom is provided with a water guide box.

Description

A high-shear chemical chemical device for coal-water slurry additives

technical field

The invention relates to the field of coal-water slurry additives, in particular to a high-shear chemical chemical device for coal-water slurry additives.

Background technique

In the coal water slurry preparation process, in order to ensure the quality of the prepared product, it is usually necessary to continuously add the coal water slurry additive solution. Commonly used coal water slurry additives include dispersants and stabilizers. These two additives have poor water solubility. To realize the dissolution of additives into solution, the conventional stirring method of motor-driven stirring shaft and stirring rod cannot be realized, and the solution preparation time is long, which will directly affect the process of CWS preparation process; the water in the preparation process of CWS additive solution The particle size of the coal slurry additive will directly affect its dissolution rate; the coal water slurry additive may be damp during the process of preparation, transportation and storage, and the internal water content of the coal water slurry additive may affect its dissolution rate; the coal water slurry additive The solution may contain insoluble particles, and the introduction of insoluble particles into the CWS preparation process may affect the quality of CWS preparation, so a new solution is now needed.

Contents of the invention

In order to solve the above problems, the present invention discloses a high-shear chemical device for coal-water slurry additives. The device realizes the circular rotation of the location where the stirring shaft is arranged and the rotation of the stirring shaft, improves the stirring efficiency, and realizes the addition of coal-water slurry additives. Drying at the time of introduction, to avoid the impact of the CWS additive on its dissolution rate due to moisture, to realize the crushing, crushing and particle size screening of the CWS additive, to increase the dissolution rate of the CWS additive, and to realize the cleaning of the screening mesh , avoid the occurrence of clogging, realize the filtration and recycling of high-heat gas, save resources (heat energy) while protecting the operating environment of the equipment, realize the filtration and export of the solution, and avoid the introduction of insoluble particles into the coal-water slurry preparation process. The quality of coal slurry preparation is affected.

In order to achieve the above object, the present invention provides the following technical solutions: a high-shear chemical chemical device for coal-water slurry additives, including a tank body, and a feeding mechanism is arranged on the outer side of the upper end of the tank body, and the feeding mechanism Including the feed box body, the feed funnel provided on the middle side directly above the feed box body, the feed cylinder provided between the bottom discharge end of the feed funnel and the middle part of the upper end of the feed box body, and the bottom outlet of the feed cylinder. The grinding assembly provided at the material end, the barrel-shaped filter frame connected to the top of the feed box, the first motor installed in the feed box and located below the barrel-shaped filter frame, and the output shaft of the first motor are connected through a coupling The rotating shaft, the blade uniformly arranged on the outside of the rotating shaft, the transmission shaft vertically arranged at the side end of the inner cavity of the feeding box, the bristles arranged on the driving shaft and the air filter housing fixedly arranged at the outer end of the feeding box, The outlet at the bottom end of the feed box communicates with the inner cavity of the upper end of the tank body through a pipeline, a second motor is provided in the middle of the top end of the tank body, and a disc-shaped frame is provided in the inner cavity of the top end of the tank body , the output shaft of the second motor extends into the inner cavity of the tank and connects with the middle part of the upper end of the disc-shaped frame, the lower edge of the disc-shaped frame is uniformly and vertically provided with a stirring shaft, the Stirring rods are evenly arranged on the stirring shafts respectively, and a water guiding box is provided at the bottom of the outer end of the tank body. The bottom of the tank body is evenly provided with support legs, the first motor and the second motor are rotating motors, the upper port of the feeding funnel is provided with a movable cover plate, and the first motor is erected on the bottom side of the inner cavity of the feeding box through supports.

As an improvement of the present invention, there is a feed port in the middle of the upper end of the feed box and the bottom end of the feed cylinder is connected to the feed port, and the horizontal cross-section of the feed cylinder is rectangular, so The inner side of the feed end of the feeding cylinder is provided with a control plate, and one end of the control plate in the length direction moves through the inner end wall of the feeding cylinder, and the grinding component is a double-roller grinder of existing equipment. And it includes a driving grinding roller, a driven grinding roller and a driving motor. The bottom end of the feeding box is set in the shape of a mud bucket, and the non-connecting end of the rotating shaft extends into the barrel-shaped filter frame. An annular turret is movable on the middle side of the top of the material box, the lower end of the annular turret is fixed with the barrel-shaped filter frame, the blade is arranged at the inner end of the barrel-shaped filter frame, and the output shaft of the first motor A first driving pulley and a worm wheel are sheathed on the top, a first driven pulley is sheathed on the bottom of the transmission shaft, and a first belt is sheathed between the first driving pulley and the outside of the first driven pulley. An air guide port is opened between the air filter housing and the feed box, an air filter layer is arranged inside the air filter housing, an air inlet is opened at the bottom of the side end of the feed box, and the air filter housing The air outlet end is connected to the air inlet through a pipe, and a worm is arranged horizontally between the worm wheel and the air guide port, and one end of the worm moves into the air guide port, and the air guide port is located in the air guide port. Fan blades are evenly arranged on the outside of the worm with equal arcs, and heating fins are arranged on the inner end wall of the feeding box. The driving motor is a rotating motor, the first driving pulley and the worm wheel are located below the barrel-shaped filter frame, the air filter layer is an activated carbon layer, and the worm wheel and the worm work together.

As an improvement of the present invention, the top end of the transmission shaft is covered with a dial, and the outer end of the dial is provided with an arc-shaped opening, and the middle part of the inner end of the arc-shaped opening is connected with a driving rod, and the non-connecting end of the driving rod is A drive pin is provided, radial grooves are evenly opened on the outer end of the annular turret, and locking arcs are respectively opened on the outer end of the annular turret and between the positions of the radial grooves, and the dial is Disc-shaped, the driving rod is arranged along the radial direction of the horizontal cross-section of the dial, and the radial groove is arranged along the radial direction of the outer end of the horizontal cross-section of the ring turret. The gap between the dial and the ring turret is designed according to the principle of the prior art sheave mechanism. The rotation of the dial drives the ring turret to rotate intermittently through the movement of the drive pin along the length of the radial groove.

As an improvement of the present invention, the top of the stirring shaft is movable, the middle part of the lower end of the disc-shaped frame is provided with a third motor, the top of the stirring shaft is respectively covered with a second driven pulley, and the third On the output shaft of the motor vertically downward and corresponding to the position of the second driven pulley, the second driving pulley is respectively sleeved, and the second driving pulley and the outside of the second driven pulley are respectively sleeved with the second driving pulley. Two belts, a water inlet is opened between the water guiding box and the tank body, an inclined filter frame is arranged in the water guiding box, and a bottom end of the water guiding box corresponds to the position of the inclined filter frame. The slag discharge outlet, the lower end of the water guide box and the detachable collection box corresponding to the position of the slag discharge outlet, the other side of the water guide box corresponding to the position of the water inlet is opened with a drain port, the There is a water injection port on the top of the tank body, and the top end of the inclined filter frame in the inclined direction is set close to the position of the water inlet. The outer end of the tank is provided with a liquid level sensor, and the detection probe of the liquid level sensor extends into the tank. cavity. The third motor is a rotating motor, and the vertical height positions of the second driven pulleys are mutually staggered. The first motor, the second motor, and the third motor are respectively provided with protective housings, and the number of stirring shafts is two or more.

Compared with the prior art, the present invention has the following advantages: the second motor and the disc-shaped frame body provided with the device realize the circular rotation of the position where the stirring shaft is arranged; the third motor, the second driving pulley, the second The driven pulley and the second belt realize the rotation of the stirring shaft, and the stirring shaft drives the stirring rod to rotate to improve the stirring efficiency. Its dissolution rate is affected. The grinding assembly, the first motor, the rotating shaft, the blade, and the barrel-shaped filter frame are equipped to realize the crushing, crushing and particle size screening of the coal-water slurry additive, and improve the dissolution rate of the coal-water slurry additive. The bristles, dial, and ring-shaped turret realize the cleaning of the filter mesh of the barrel-shaped filter frame, avoiding the occurrence of clogging, and the equipped worm gear, worm, fan blade, air filter layer, and air filter housing realize the filtration cycle of high-heat gas Reuse, while protecting the operating environment of the equipment, it also saves resources (heat energy). The water guide box, inclined filter frame, and collection box are equipped to achieve solution filtration and export, and prevent insoluble particles from being introduced into the coal-water slurry preparation process. And the preparation quality of coal-water slurry is affected.

Description of drawings

Fig. 1 is a kind of overall structure diagram of the high-shear chemical medicine device that is used for coal-water slurry additive of the present invention;

Fig. 2 is a schematic diagram of the planar structure of the feeding mechanism;

Fig. 3 is a schematic plan view of the annular turret;

Fig. 4 is a partial schematic diagram of the driving structure of the third motor;

List of reference signs: 1. tank body; 2. feeding mechanism; 3. feeding box; 4. feeding funnel; 5. feeding barrel; 6. grinding assembly; One motor; 9, rotating shaft; 10, blade; 11, transmission shaft; 12, bristles; 13, air filter housing; 14, second motor; 15, disc-shaped frame; 16, stirring shaft; 17, stirring Rod; 18, water guide box; 19, control plate; 20, ring turret; 21, the first driving pulley; 22, worm wheel; 23, the first driven pulley; 24, the first belt; 25, Worm; 26, fan blade; 27, dial; 28, arc-shaped mouth; 29, drive rod; 30, drive pin; 31, radial groove; 32, locking arc; 33, third motor; 34, second Driven pulley; 35, the second driving pulley; 36, the second belt; 37, inclined filter frame; 38, collecting box body.

Detailed ways

Embodiment 1: Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of high-shear chemical chemical device for coal-water slurry additive provided by the present invention is now described, including a tank body 1, and the tank body 1 A feed mechanism 2 is arranged on the outer side of the upper end, and the feed mechanism 2 includes a feed box body 3, a feed funnel 4 provided on the middle side directly above the position of the feed box body 3, a bottom discharge end of the feed funnel 4 and a The feed cylinder 5 provided between the middle part of the upper end of the feed box body 3, the grinding assembly 6 provided at the discharge end of the bottom of the feed cylinder 5, the barrel-shaped filter frame 7 connected to the inner top of the feed box body 3, the feed Inside the box body 3 and positioned at the first motor 8 provided below the position of the barrel-shaped filter frame 7, the output shaft of the first motor 8 is connected to the rotating shaft 9 by a coupling, the blade 10 evenly provided outside the rotating shaft 9, and the feeding The transmission shaft 11 vertically provided at the side end of the inner chamber of the box body 3, the bristles 12 arranged on the transmission shaft 11, and the air filter housing 13 fixedly provided at the outer end of the feeding box body 3, the bottom of the feeding box body 3 The end discharge port communicates with the inner cavity of the upper end of the tank body 1 through a pipeline, a second motor 14 is provided in the middle of the outer top of the tank body 1, and a disc-shaped frame body 15 is provided in the inner cavity of the top end of the tank body 1, The output shaft of the second motor 14 movably extends into the inner cavity of the tank body 1 and is connected to the middle part of the upper end of the disc-shaped frame body 15, and the equal arc is arranged vertically at the edge of the disc-shaped frame body 15. The shaft 16 and the stirring shaft 16 are evenly provided with stirring rods 17 respectively, and the bottom of the outer end of the tank body 1 is provided with a water guide box 18 .

Embodiment 2: Referring to Fig. 1 and Fig. 2, a kind of high-shear chemical device for coal-water slurry additive provided by the present invention is now described, and the middle part of the upper end of the feeding box body 3 has a feeding port and the The bottom end of the feed cylinder 5 is connected to the feed port, the horizontal cross section of the feed cylinder 5 is rectangular, and the inside of the feed end of the feed cylinder 5 is provided with a control plate 19 and the control plate 19. One end in the length direction runs through the inner end wall of the feeding cylinder 5 and protrudes. The grinding assembly 6 is a double-roller grinding machine of existing equipment, and it includes a driving grinding roller, a driven grinding roller and a driving motor. The bottom end of the feeding box 3 is set in the shape of a mud bucket, the non-connecting end of the rotating shaft 9 moves into the barrel-shaped filter frame 7, and the middle side of the top of the feeding box 3 is movable with an annular turret 20, the lower end of the annular turret 20 is fixed with the barrel-shaped filter frame 7, the blade 10 is arranged at the inner end of the barrel-shaped filter frame 7, and the output shaft of the first motor 8 is covered with a first active Pulley 21 and worm wheel 22, the first driven pulley 23 is sleeved on the bottom of the transmission shaft 11, and the first belt 24 is sleeved between the first driving pulley 21 and the outside of the first driven pulley 23, so There is an air guide port between the air filter housing 13 and the feed box 3, an air filter layer is arranged inside the air filter housing 13, and an air inlet is opened at the bottom of the side end of the feed box 3. The air outlet end of the air filter housing 13 is connected to the air inlet through a pipe, and a worm 25 is arranged horizontally between the worm wheel 22 and the air guide port, and one end of the worm 25 is movably extended into the air guide port , the fan blades 26 are evenly arranged in the air guide port and outside the worm 25 on an equal arc, and the inner end wall of the feeding box 3 is provided with a heating sheet.

Embodiment 3: Referring to Fig. 2 and Fig. 3, a kind of high-shear chemical device for coal-water slurry additive provided by the present invention is now described, the top of the transmission shaft 11 is covered with a dial 27, and the dial The outer end of 27 is provided with an arc-shaped opening 28, the middle part of the inner end of the arc-shaped opening 28 is connected with a driving rod 29, the non-connecting end of the driving rod 29 is provided with a driving pin 30, and the outer end of the ring turret 20 has a uniform arc. There are radial slots 31, the outer end of the annular turret 20 and between the positions of the radial slots 31 are respectively provided with locking arcs 32, the dial 27 is disc-shaped, and the driving rod 29 is along the The dial 27 is arranged in the radial direction of the horizontal cross section, and the radial groove 31 is arranged in the radial direction of the outer end of the horizontal cross section of the annular turret 20 .

Embodiment 4: Referring to Fig. 1 and Fig. 4, a kind of high-shear chemical chemical device for coal-water slurry additive provided by the present invention is now described, the top of the stirring shaft 16 is movable, and the disc-shaped frame body The middle part of the lower end of 15 is provided with a third motor 33, and the top of the stirring shaft 16 is respectively covered with a second driven pulley 34, and the third motor 33 is vertically downward on the output shaft and corresponds to the second driven belt The positions of the wheels 34 are respectively placed on the second driving pulley 35, and a second belt 36 is respectively set between the second driving pulley 35 and the outside of the second driven pulley 34, and the water guide box 18 and the There is a water inlet between the tanks 1, and an inclined filter frame 37 is provided in the water guiding box 18, and a slag discharge port is opened at the bottom of the water guiding box 18 and corresponding to the position of the inclined filter frame 37, so The lower end of the water guide box 18 is detachably provided with a collection box 38 corresponding to the position of the slag discharge port. 1 is provided with a water injection port at the top, and the top end of the inclined filter frame 37 in the inclined direction is set close to the position of the water inlet, the outer end of the tank body 1 is provided with a liquid level sensor, and the liquid level sensor detection probe extends into the Tank body 1 cavity.

The present invention can also combine at least one of the technical features described in Examples 2, 3, and 4 with Example 1 to form a new implementation.

Working principle: The coal-water slurry additive is introduced into the feeding hopper, and then introduced into the feeding box through the feeding cylinder. The control plate is used to regulate the amount of the additive introduced. The grinding component is the current equipment double-roller grinder. It is used for the crushing of additives introduced into coal water slurry. The crushed additives are introduced into the barrel-shaped filter frame, the first motor drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the blade to rotate at a high speed to realize the efficient crushing of the crushed additives. . The operation of the first motor drives the transmission shaft to rotate through the first driving pulley, the first driven pulley, and the first belt. At the lower end of the turret, the gap between the dial and the ring turret is designed according to the principle of the existing technology. The driving pin moves along the length of the radial groove to drive the ring turret to rotate intermittently. The ring turret drives the barrel filter. The rack rotates intermittently. The operation of the first motor drives the fan blades to rotate through the cooperation of the worm gear and worm. The rotation of the fan blades realizes the air flow. The heating plate is provided to realize the heating and drying of the materials imported into the feeding box, and the air filter layer realizes the filtration of the exported high-heat gas. . The crushed coal-water slurry additive is introduced into the tank, the water injection port is used for water introduction, and the liquid level sensor is used to detect the water level inside the tank. The operation of the second motor drives the disc-shaped frame to rotate, thereby driving the stirring The position of the shaft rotates in a circle, and the operation of the third motor drives the stirring shaft to rotate itself through the second driving pulley, the second driven pulley, and the second belt. The rotation of the stirring shaft makes the stirring rod rotate, realizing efficient stirring inside the tank. After stirring inside the tank, the solution is exported through the water guide box, and the inclined filter frame is provided to realize the filtration of the exported solution, and the collection box is used to collect the residue in the solution.

The technical means disclosed in the solutions of the present invention are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for those skilled in the art, some improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications are also regarded as the protection scope of the present invention.

Claims (4)

1. a kind of high shear chemical drug device for slurries additive agent, including tank body (1), which is characterized in that the tank body (1) It is other on the outside of upper end to be equipped with feeding mechanism (2), the feeding mechanism (2) include feed bin (3), feed bin (3) position just on It is equipped between loading hopper (4), loading hopper (4) bottom discharge end and feed bin (3) upper center that side is equipped in side Grinding assembly (6) that feeding cylinder (5), feeding cylinder (5) bottom discharge end are equipped with, feed bin (3) interior top are connected with barrel-shaped In filtering frame (7), feed bin (3) and it is located at first motor (8), the first motor being equipped with below barrel-shaped filtering frame (7) position (8) blade (10), the feed bin being uniformly provided with outside output shaft is connected by shaft coupling rotation axis (9), rotation axis (9) (3) bristle (12) and feed bin (3) outboard end laid on inner cavity side is equipped with vertically transmission shaft (11), transmission shaft (11) The air filtration shell (13) being fixed with, feed bin (3) the bottom end discharge port pass through pipeline and the tank body (1) upper end Inner cavity is connected, and is equipped with the second motor (14) in the middle part of tank body (1) outer top, and tank body (1) the top inner cavity is equipped with disk Shape frame body (15), the second motor (14) output shaft activity put in the tank body (1) inner cavity and the disc frame body (15) Upper center connects, and radians homogeneous vertical is equipped with agitating shaft (16) at disc frame body (15) lower edge etc., described to stir It mixes and is uniformly provided with stirring rod (17) on axis (16) respectively, tank body (1) the outboard end bottom is equipped with water guide cabinet (18).

2. a kind of high shear chemical drug device for slurries additive agent according to claim 1, which is characterized in that described Feed bin (3) upper center is provided with feed inlet and the feeding cylinder (5) bottom end is connected with the feed inlet, the feeding cylinder (5) level cross-sectionn is rectangle, is equipped with control template (19) and control template (19) length on the inside of feeding cylinder (5) feed end The activity of direction one end is stretched out through the feeding cylinder (5) inward bottom wall activity, and the grinding assembly (6) is existing equipment double roller cylinder Grinder, and it includes active mixing roll, driven mixing roll and driving motor, feed bin (3) bottom end is set as bucket shape, Rotation axis (9) the front of motor activity is put in the barrel-shaped filtering frame (7), side activity in feed bin (3) top Equipped with annular rotating turret (20), described annular rotating turret (20) lower end is fixed with the barrel-shaped filtering frame (7), the blade (10) it is set to barrel-shaped filtering frame (7) inner end, is cased with the first driving pulley (21) and snail on first motor (8) output shaft It takes turns (22), transmission shaft (11) bottom is cased with the first driven pulley (23), first driving pulley (21) and first driven It is cased with the first belt (24) between belt wheel (23) outside, is opened between the air filtration shell (13) and the feed bin (3) There is air guide hole, is equipped with air filtration layer in the air filtration shell (13), feed bin (3) the side bottom is provided with air inlet Mouthful, air filtration shell (13) outlet air end is connect by pipeline with the air inlet, the worm gear (22) and the wind-guiding Horizontal between mouthful to be equipped with worm screw (25), worm screw (25) the one end activity is put in the air guide hole, in the air guide hole and It is uniformly provided with flabellum (26) positioned at radians such as the worm screw (25) outsides, feed bin (3) inward bottom wall is equipped with heating Piece.

3. a kind of high shear chemical drug device for slurries additive agent according to claim 2, which is characterized in that described Transmission shaft (11) top is cased with driver plate (27), and driver plate (27) outboard end is provided with arc port (28), in the arc port (28) It is connected with drive rod (29) in the middle part of side, drive rod (29) front of motor is equipped with drive pin (30), the annular rotating turret (20) radians such as outboard end are uniformly provided with radial slot (31), it is described annular rotating turret (20) outboard end and be located at the radial slot (31) it is had between position Locking arc (32), the driver plate (27) is disc, and the drive rod (29) is along the driver plate (27) level cross-sectionn radial direction is arranged, and the radial slot (31) is along described annular rotating turret (20) level cross-sectionn outer end half The setting of diameter direction.

4. a kind of high shear chemical drug device for slurries additive agent according to claim 1, which is characterized in that described Agitating shaft (16) top activity setting, disc frame body (15) the lower end middle part are equipped with third motor (33), the agitating shaft (16) top is cased with the second driven pulley (34) respectively, on the output shaft of the third motor (33) straight down and described in correspondence Second driven pulley (34) position is respectively sleeved in the second driving pulley (35), second driving pulley (35) and the second driven belt Wheel is cased with the second belt (36) respectively between (34) outside, is provided between the water guide cabinet (18) and the tank body (1) into water Mouthful, it is equipped with and is tilted over filter stand (37) in the water guide cabinet (18), be tilted over described in water guide cabinet (18) bottom end and correspondence Filter stand (37) position is provided with slag-drip opening, and detachable be equipped in water guide cabinet (18) lower end and the corresponding slag-drip opening position collects Body (38), the corresponding another side of water inlet position of the water guide cabinet (18) are provided with discharge outlet, and tank body (1) top is opened There is water filling port, described filter stand (37) the inclined direction top end that is tilted over is arranged close to the water inlet position, the tank body (1) Outer end is equipped with liquid level sensor and the liquid level sensor detection probe puts in the tank body (1) inner cavity.