CN210963970U

CN210963970U - Spray drying equipment is used in washing powder production

Info

Publication number: CN210963970U
Application number: CN201921840458.2U
Authority: CN
Inventors: 张万平
Original assignee: Sichuan Tongqing Nanfeng Washing Products Co ltd
Current assignee: Sichuan Tongqing Nanfeng Washing Products Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-10
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to the technical field of washing powder production, in particular to a spray drying device for washing powder production, which comprises a frame, a first rotary driving mechanism, a front section of a drying cylinder, a hot air pipe, a feeding mechanism, a rear section of the drying cylinder, a discharging mechanism and an air outlet pipe; the drying machine comprises a rack, a first rotary driving mechanism, a hot air pipe, a feeding mechanism, a discharging mechanism, an air outlet pipe, a first rotary driving mechanism, a hot air pipe, a first rotary driving mechanism, a second rotary driving mechanism, a; the equipment reduces the requirement on the height of a factory building, reduces equipment loss, improves the quality of finished products, and is reasonable in structure and convenient to realize.

Description

Spray drying equipment is used in washing powder production

Technical Field

The utility model relates to a washing powder production technical field, concretely relates to washing powder production is with spray drying equipment.

Background

At present, in the whole production process of washing powder, one process is a spray drying process, namely, raw material solutions formed by mixing various washing powder raw materials are sprayed into a spray drying tower, and the raw material solutions sprayed into the spray drying tower complete drying operation in a very short time to obtain a solid powdery washing powder finished product.

Generally, a spray drying tower mainly includes a main tower body and a spray gun installed on the main tower body, and a nozzle of the spray gun sprays a raw material solution into the main tower body in a dispersed liquid droplet state.

However, the existing drying tower is too large in volume, the vertical drying tower has higher requirements for the floor height of a factory building, the drying tower is often placed outdoors, certain damage can be caused to the surface of equipment by outdoor wind, sunshine and rain, and a new structure capable of reducing the requirements of the equipment for the floor height needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a washing powder production is with spray drying equipment, this equipment have realized washing powder drying device's horizontal structure, have reduced the requirement to the factory building height, have reduced the corrosion loss of equipment, prevent the powder caking, improve finished product quality, the rational in infrastructure realization of being convenient for.

To achieve the purpose, the utility model adopts the following technical proposal:

the spray drying equipment for producing the washing powder comprises a rack, a first rotary driving mechanism, a front section of a drying cylinder, a hot air pipe, a feeding mechanism, a rear section of the drying cylinder, a discharging mechanism and an air outlet pipe;

frame ground connection, first rotary driving mechanism fixed mounting is at the frame head end, the head end of drying cylinder anterior segment is rotatable installs on first rotary driving mechanism, the hot-blast main sets up on first rotary driving mechanism and drying cylinder anterior segment rotation axis, feed mechanism fixes in the frame, the terminal socket joint of feed mechanism head end and drying cylinder anterior segment is connected, the terminal socket joint of drying cylinder back end and feed mechanism is connected, drying cylinder back end is fixed in the frame, discharge mechanism sets up in drying cylinder back end axis department, the outlet duct sets up on feed mechanism, the outlet duct link up the feed mechanism inner wall, first rotary driving mechanism, feed mechanism and drying cylinder back end axis all collineatly and form complete cylinder body through the combination.

As a preferred scheme of spray drying equipment for producing washing powder, the first rotary driving mechanism comprises a first rotary driver, a first driving wheel, a first transmission belt and a first driven wheel;

first rotary actuator fixes in the frame, the perpendicular directional drying cylinder anterior segment of first rotary actuator working shaft, first action wheel fixed mounting is at first rotary actuator working shaft end, first action wheel and first rotary actuator working shaft axis collineation, and first from the driving wheel fixing at drying cylinder anterior segment head end, first from driving wheel and drying cylinder anterior segment axis collineation, first action wheel and first transmission belt pass through the transmission of first driving belt and connect.

As a preferred scheme of spray drying equipment for producing washing powder, the front section of the drying cylinder comprises a bottom plate, an annular side wall, a first round pipe and a first bearing;

the bottom plate surface perpendicular to bottom surface, annular lateral wall bottom vertical fixation forms uncovered cup type on the bottom plate surface, annular lateral wall opposite side and feed mechanism head end socket joint are connected, first pipe runs through perpendicularly at the bottom plate, first pipe axis and bottom plate axis collineation, the rotatable connection of first pipe is on first rotary driving mechanism, hot-blast main and first pipe inner wall clearance fit, first bearing inner wall cup joints outside first pipe and reciprocal anchorage, first bearing outer wall socket joint is on the vertical baffle of frame.

As a preferred scheme of the spray drying equipment for producing the washing powder, the hot air pipe is also provided with a second bearing;

the inner wall of the second bearing is in clearance fit with the outer wall of the hot air pipe, and the outer wall of the second bearing is in clearance fit with the inner wall of the first round pipe.

As a preferred scheme of spray drying equipment for producing washing powder, the feeding mechanism comprises a hollow shell, an atomizing nozzle, a feeding port, a rotary bracket and a fan;

the hollow shell is fixed on the frame, a passage is arranged in the hollow shell, a plurality of atomizing nozzles are uniformly distributed on the inner wall of the hollow shell, each passage in the atomizing nozzles and the hollow shell is communicated, the discharge end of the atomizing nozzles points to the air outlet of the hot air pipe, a plurality of feeding ports are arranged on the outer wall of the hollow shell and externally connected with a high-pressure pump, the feeding ports are communicated with the passages in the hollow shell, the rotary support is fixed on the inner wall of the hollow shell, the fan is rotatably arranged on the rotary support, and the axis of the fan rotating shaft is collinear with the axis.

As a preferable scheme of the spray drying equipment for producing the washing powder, the rotary bracket is also provided with a knife edge;

the knife edge is arranged on one surface of the rotary bracket close to the hot air pipe.

As a preferable scheme of the spray drying equipment for producing the washing powder, the rear section of the drying cylinder is a conical shell;

the head end of the conical shell is connected with the tail end of the feeding mechanism in a socket joint mode, the tail end of the conical shell is fixed on the rack, and a through hole in clearance fit with the discharging mechanism is formed in the tail end of the conical shell.

As a preferred scheme of spray drying equipment for producing washing powder, the discharging mechanism comprises a screw, a third circular pipe and a second rotary driving mechanism;

the third circular pipe is fixedly sleeved on the outer wall of the rear section of the screw rod, the third circular pipe is rotatably installed on the second rotary driving mechanism, the axis of the third circular pipe and the rotating shaft of the second rotary driving mechanism are collinear, the second rotary driving mechanism is fixed on the rack, and the second rotary driving mechanism is in clearance fit with the tail end of the rear section of the drying cylinder.

As a preferable scheme of the spray drying equipment for producing the washing powder, the second rotary driving mechanism comprises a second rotary driver, a second driving wheel, a second transmission belt and a second driven wheel;

the second rotary driver is fixed in the frame, and second rotary driver working shaft axis is parallel with first rotary driving mechanism rotation axis, and the second action wheel is fixed at second rotary driver working shaft end, and second action wheel and second rotary driver working shaft collineation, the second is from the fixed cup joint on the third pipe of driving wheel, and second action wheel and second are from driving wheel and pass through the transmission of second driving belt and connect.

As a preferred scheme of the spray drying equipment for producing the washing powder, a scraper is also arranged on the screw;

the scrapers and the screw rods are fixedly connected with the head end inside the rear section of the drying cylinder, and the working parts of the scrapers are tangent to the inner wall of the rear section of the drying cylinder.

The utility model has the advantages that:

workers spray various raw material slurry of washing powder into the front section of the drying cylinder through a feeding mechanism, the feeding mechanism is externally connected with a high-pressure pump, the high-pressure pump pressurizes the slurry, the slurry enters the front section of the drying cylinder from the feeding mechanism to atomize the slurry and improve the drying effect, hot air is introduced into a hot air pipe through the hot air pipe, moisture is evaporated after the raw material slurry is contacted with the hot air, water vapor leaves the front section of the drying cylinder and enters an external gas treatment device along an air outlet pipe to recover part of dust escaping with the water vapor, the dried powder enters the rear section of the drying cylinder through the feeding mechanism under the action of wind force, and finally the powder is sent out by a discharging mechanism at the tail end of the rear section of the drying cylinder and enters an external material receiving device, the powder is not easy to adhere when being impacted on a rotating support through a knife edge, and the powder is further crushed by the knife edge to improve the, the screw rod takes place to rotate and will drive the scraper blade and rotate together, and the scraper blade scrapes on drying cylinder back end inner wall, can make drying cylinder back end inner wall keep clean when stirring the powder, prevents that the dust from influencing the processing effect at drying cylinder back end inner wall caking.

1. The horizontal structure of the washing powder drying device is realized, the requirement on the height of a workshop is reduced, and the corrosion loss of equipment is reduced;

2. powder is prevented from caking, and the quality of finished products is improved;

3. the structure is reasonable and convenient to realize.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a first perspective view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 2 is a second perspective view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 3 is a front view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 4 is a left side view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

FIG. 6 is a top view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 7 is an exploded perspective view of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 8 is a perspective view of a feeding mechanism of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

FIG. 9 is a perspective view of a discharging mechanism of a spray drying apparatus for producing washing powder according to an embodiment of the present invention;

in the figure:

1. a frame;

2. a first rotary drive mechanism; 2a, a first rotary driver; 2b, a first driving wheel; 2c, a first transmission belt; 2d, a first driven wheel;

3. a front section of a drying cylinder; 3a, a bottom plate; 3b, an annular side wall; 3c, a first round tube; 3d, a first bearing;

4. a hot air pipe; 4a, a second bearing;

5. a feeding mechanism; 5a, a hollow shell; 5b, an atomizing spray head; 5c, a feeding port; 5d, rotating the bracket; 5d1, knife edge; 5e, a fan;

6. a rear section of the drying cylinder; 6a, a conical shell;

7. a discharging mechanism; 7a, a screw rod; 7b, a third round pipe; 7c, a second rotary drive mechanism; 7c1, second rotary drive; 7c2, a second drive wheel; 7c3, a second drive belt; 7c4, second driven wheel; 7d, a scraper;

8. and an air outlet pipe.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 9, a spray drying apparatus for producing washing powder comprises a frame 1, a first rotary driving mechanism 2, a front section 3 of a drying cylinder, a hot air pipe 4, a feeding mechanism 5, a rear section 6 of the drying cylinder, a discharging mechanism 7 and an air outlet pipe 8;

frame 1 ground connection, 2 fixed mounting of first rotary driving mechanism are at 1 head end in the frame, the rotatable installation of head end at drying cylinder anterior segment 3 is on first rotary driving mechanism 2, hot-blast main 4 sets up on 3 rotation axis of first rotary driving mechanism 2 and drying cylinder anterior segment, feed mechanism 5 fixes on

frame

1, 5 head ends of feed mechanism and 3 terminal socket joint of drying cylinder anterior segment are connected, 6 head ends of drying cylinder back end and 5 terminal socket joint of feed mechanism, 6 ends of drying cylinder back end are fixed in frame 1, discharge mechanism 7 sets up in 6 terminal axis departments of drying cylinder back end, outlet duct 8 sets up on feed mechanism 5, outlet duct 8 link up 5 inner walls of feed mechanism, first

rotary driving mechanism

2, 6 axes of feed mechanism 5 and drying cylinder back end are all collineatly and form complete cylinder body through the combination.

The staff sprays into 3 insides at drying cylinder anterior segment with the various raw materials slurries of washing powder through

feed mechanism

5, 5 external connections of feed mechanism have the high-pressure pump, the high-pressure pump pressurizes the slurry, it improves drying effect to get into 3 inside messenger's realization slurries of drying cylinder anterior segment from feed mechanism 5, let in hot-blast main 4 through hot-blast main 4 simultaneously, moisture is evaporated after raw materials slurry and hot-blast contact, vapor will leave drying cylinder

anterior segment

3 and 6 inside gas treatment device that get into outside of drying cylinder back end along outlet duct 8 and will partly retrieve along with the together escaped dust of vapor again, powder after the drying will get into in drying cylinder back end 6 through feed mechanism 5 under the effect of wind, at last powder is sent out and gets into external material collecting device by discharge mechanism 7 at 6 ends of drying cylinder back end.

The first rotary driving mechanism 2 comprises a first rotary driver 2a, a first driving wheel 2b, a first transmission belt 2c and a first driven wheel 2 d;

first rotary actuator 2a is fixed in frame 1, first rotary actuator 2a working shaft vertical direction drying cylinder anterior segment 3, first action wheel 2b fixed mounting is at first rotary actuator 2a working shaft end, first action wheel 2b and first rotary actuator 2a working shaft axis collineation, first from fixing at the 3 head ends of drying cylinder anterior segment from driving wheel 2d, first from the 3 axis collineations of driving wheel 2d and drying cylinder anterior segment, first action wheel 2b and first drive belt 2c are connected through first drive belt 2c transmission.

The first rotary driver 2a is a servo motor; the first rotary driver 2a drives the first driving wheel 2b to rotate, the first driving wheel 2b transmits torque to the first driven wheel 2d through the first transmission belt 2c, and the first driven wheel 2d drives the front section 3 of the drying cylinder fixedly connected with the first driven wheel to do rotary motion with the axis parallel to the bottom surface.

The front section 3 of the drying cylinder comprises a bottom plate 3a, an annular side wall 3b, a first circular tube 3c and a first bearing 3 d;

the surface of the bottom plate 3a is perpendicular to the bottom surface, the bottom of the annular side wall 3b is vertically fixed on the surface of the bottom plate 3a to form an open cup shape, the other side of the annular side wall 3b is connected with the socket joint of the head end of the feeding mechanism 5, the first circular tube 3c vertically penetrates through the bottom plate 3a, the axis of the first circular tube 3c is collinear with the axis of the bottom plate 3a, the first circular tube 3c is rotatably connected onto the first rotary driving mechanism 2, the hot air tube 4 is in clearance fit with the inner wall of the first circular tube 3c, the inner wall of the first bearing 3d is sleeved outside the first circular tube 3c and is fixed with each other, and the outer wall of the first.

Bottom plate 3a and annular lateral wall 3b form open uncovered cup type casing jointly and are driven rotatoryly by first rotary driving mechanism 2 between 1 vertical baffle of frame and feed mechanism 5, friction between 1 vertical baffle of first pipe 3c and frame has been reduced and sealed effect has been played to equipment through setting up first bearing 3d, first pipe 3c plays the effect of pivot in first rotary driving mechanism 2, thereby it is inside that first pipe 3c inner wall can hold hot-blast pipe 4 and pass to enable hot-blast entering drying cylinder anterior segment 3 simultaneously, the caking phenomenon that the piling up of rotatory reducible powder in the equipment bottom through bottom plate 3a and annular lateral wall 3b caused, further improve production efficiency.

The hot air pipe 4 is also provided with a second bearing 4 a;

the inner wall of the second bearing 4a is in clearance fit with the outer wall of the hot air pipe 4, and the outer wall of the second bearing 4a is in clearance fit with the inner wall of the first round pipe 3 c.

The second bearing 4a is arranged to form a seal between the hot air pipe 4 and the first round pipe 3c, so that the air and powder in the front section 3 of the drying cylinder are prevented from escaping.

The feeding mechanism 5 comprises a hollow shell 5a, an atomizing nozzle 5b, a feeding port 5c, a rotating bracket 5d and a fan 5 e;

hollow casing 5a is fixed on frame 1, be provided with the route in hollow casing 5a, a plurality of atomizer 5b evenly distributed are on hollow casing 5a inner wall, atomizer 5b and each route in hollow casing 5a are linked together, atomizer 5 b's discharge end is directional hot-blast main 4 air outlets, a plurality of pan feeding mouth 5c set up on hollow casing 5a outer wall and external high-pressure pump, pan feeding mouth 5c and hollow casing 5a interior route intercommunication, runing rest 5d is fixed on hollow casing 5a inner wall, fan 5e is rotatable to be installed on runing rest 5d, fan 5e rotation axis and hollow casing 5a axis collineation.

A plurality of atomizer 5b are even divide into a plurality of groups, every group corresponds same route respectively, this route other end corresponds a pan feeding mouth 5c, a raw materials slurry is introduced through the high-pressure pump to this pan feeding mouth 5c, so can loop through pan feeding mouth 5c with multiple raw materials slurry uniformly, passageway and atomizer 5b in the hollow shell 5a spout into 3 insides in drying tube anterior segments and dry, runing rest 5d provides the support for fan 5e, hot-blast main 4 sends hot-blast into drying tube anterior segment 3 and feed mechanism 5 and makes fan 5e take place the rotation, the wind-force that fan 5e produced further promotes the powder that finishes drying and removes to drying tube back end 6.

The rotating bracket 5d is also provided with a knife edge 5d 1;

the knife edge 5d1 is arranged on one side of the rotary bracket 5d close to the hot air pipe 4.

The powder is not easy to adhere when being impacted on the rotating support 5d by the knife edge 5d1, and the knife edge 5d1 can further crush the powder to improve the drying effect.

The rear section 6 of the drying cylinder is a conical shell 6 a;

the head end of the conical shell 6a is connected with the tail end of the feeding mechanism 5 in a socket-and-spigot manner, the tail end of the conical shell 6a is fixed on the rack 1, and a through hole in clearance fit with the discharging mechanism 7 is formed at the tail end of the conical shell 6 a.

Through setting up drying cylinder back end 6 into conical shell 6a, make the dust after the drying can concentrate to the terminal ejection of compact position of conical shell 6a, improve discharge mechanism 7's ejection of compact effect, avoid drying cylinder back end 6 terminal the ejection of compact of dust to cause and block.

The discharging mechanism 7 comprises a screw rod 7a, a third round pipe 7b and a second rotary driving mechanism 7 c;

the third round pipe 7b is fixedly sleeved on the outer wall of the rear section of the screw rod 7a, the third round pipe 7b is rotatably installed on a second rotary driving mechanism 7c, the axis of the third round pipe 7b and the rotating shaft of the second rotary driving mechanism 7c are collinear, the second rotary driving mechanism 7c is fixed on the rack 1, and the second rotary driving mechanism 7c is in clearance fit with the tail end of the rear section of the drying cylinder 6.

The second rotary driving mechanism 7c drives the screw rod 7a fixedly connected with the third round pipe 7b through the third round pipe 7b and coaxially rotates with the first rotary driving mechanism 2, the screw rod 7a takes out the powder at the head end of the screw rod 7a from the tail end of the rear section of the drying cylinder 6 through threads, and the powder is sent into the material receiving device to complete material receiving, and bearings are further arranged at the tail end clearance fit positions of the screw rod 7a and the rear section of the drying cylinder 6 to ensure the sealing performance of the equipment.

The second rotary driving mechanism 7c comprises a second rotary driver 7c1, a second driving wheel 7c2, a second transmission belt 7c3 and a second driven wheel 7c 4;

the second rotary driver 7c1 is fixed on the frame 1, the axis of the working shaft of the second rotary driver 7c1 is parallel to the axis of the rotating shaft of the first rotary driving mechanism 2, the second driving wheel 7c2 is fixed at the end of the working shaft of the second rotary driver 7c1, the working shafts of the second driving wheel 7c2 and the second rotary driver 7c1 are collinear, the second driven wheel 7c4 is fixedly sleeved on the third round pipe 7b, and the second driving wheel 7c2 and the second driven wheel 7c4 are in transmission connection through a second transmission belt 7c 3.

The second rotary driver 7c1 drives the second driving wheel 7c2 to rotate, the second transmission belt 7c3 transmits the torque of the second driving wheel 7c2 to the second driven wheel 7c4, the second driven wheel 7c4 drives the third circular tube 7b fixedly connected with the second driven wheel to rotate together, and the screw 7a fixedly connected with the third circular tube 7b also rotates coaxially with the screw 7 a.

A scraper 7d is also arranged on the screw 7 a;

the scrapers 7d and the screw 7a are fixedly connected with the head end of the inner part of the rear section 6 of the drying cylinder, and the working part of the scraper 7d is tangent to the inner wall of the rear section 6 of the drying cylinder.

Screw 7a takes place to rotate and will drive scraper blade 7d and rotate together, and scraper blade 7d scrapes on 6 inner walls of drying cylinder back end, can make 6 inner walls of drying cylinder back end keep clean when stirring the powder, prevents that the dust from influencing the processing effect at 6 inner walls of drying cylinder back end caking.

The utility model discloses a theory of operation:

workers spray various raw material slurry of washing powder into the front section 3 of the drying cylinder through the feeding mechanism 5, the feeding mechanism 5 is externally connected with a high-pressure pump, the slurry is pressurized by the high-pressure pump, the slurry enters the inside of the front section 3 of the drying cylinder from the feeding mechanism 5 to realize atomization of the slurry and improve the drying effect, meanwhile, hot air is introduced into the hot air pipe 4 through the hot air pipe 4, moisture is evaporated after the raw material slurry is contacted with the hot air, water vapor leaves the inside of the front section 3 of the drying cylinder and enters an external gas treatment device inside the rear section 6 of the drying cylinder along the air outlet pipe 8 to recover part of dust escaping along with the water vapor, the dried powder enters the rear section 6 of the drying cylinder through the feeding mechanism 5 under the action of wind, finally the powder is sent out by the discharging mechanism 7 at the tail end of the rear section 6 of the drying cylinder and enters an external material receiving device, and the powder is not easy to generate, the knife edge 5d1 can further break the powder and improve the drying effect, the screw 7a rotates and drives the scraper 7d to rotate together, the scraper 7d scrapes on the inner wall of the rear section 6 of the drying cylinder, the inner wall of the rear section 6 of the drying cylinder can be kept clean while the powder is stirred, and the dust is prevented from caking on the inner wall of the rear section 6 of the drying cylinder to influence the processing effect.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. A spray drying device for producing washing powder is characterized by comprising a frame (1), a first rotary driving mechanism (2), a front section (3) of a drying cylinder, a hot air pipe (4), a feeding mechanism (5), a rear section (6) of the drying cylinder, a discharging mechanism (7) and an air outlet pipe (8);

frame (1) ground connection, first rotary driving mechanism (2) fixed mounting is at frame (1) head end, the head end of drying cylinder anterior segment (3) is rotatable installs on first rotary driving mechanism (2), hot-blast main (4) set up on first rotary driving mechanism (2) and drying cylinder anterior segment (3) rotation axis, feed mechanism (5) are fixed in frame (1), feed mechanism (5) head end and drying cylinder anterior segment (3) terminal socket joint are connected, drying cylinder back end (6) head end and feed mechanism (5) terminal socket joint are connected, drying cylinder back end (6) end is fixed in frame (1), discharge mechanism (7) set up in drying cylinder back end (6) terminal axis department, outlet duct (8) set up on feed mechanism (5), outlet duct (8) link up feed mechanism (5) inner wall, first rotary driving mechanism (2), The axes of the feeding mechanism (5) and the rear section (6) of the drying cylinder are collinear and form a complete cylinder body through combination.

2. A spray drying apparatus for the production of washing powder according to claim 1, wherein the first rotary drive mechanism (2) comprises a first rotary driver (2 a), a first driving wheel (2 b), a first driving belt (2 c) and a first driven wheel (2 d);

first rotary actuator (2 a) is fixed in frame (1), first rotary actuator (2 a) working shaft vertical direction drying cylinder anterior segment (3), first action wheel (2 b) fixed mounting is at first rotary actuator (2 a) working shaft end, first action wheel (2 b) and first rotary actuator (2 a) working shaft axis collineation, first follow driving wheel (2 d) is fixed at drying cylinder anterior segment (3) head end, first follow driving wheel (2 d) and drying cylinder anterior segment (3) axis collineation, first action wheel (2 b) and first drive belt (2 c) are connected through first drive belt (2 c) transmission.

3. A spray drying apparatus for producing washing powder according to claim 1, wherein the front section (3) of the drying drum comprises a bottom plate (3 a), an annular side wall (3 b), a first round tube (3 c) and a first bearing (3 d);

bottom plate (3 a) surface perpendicular to bottom surface, annular lateral wall (3 b) bottom vertical fixation forms uncovered cup type on bottom plate (3 a) surface, annular lateral wall (3 b) opposite side and feed mechanism (5) head end socket joint are connected, first pipe (3 c) run through perpendicularly at bottom plate (3 a), first pipe (3 c) axis and bottom plate (3 a) axis collineation, first pipe (3 c) rotatable connection is on first rotary driving mechanism (2), hot-blast main (4) and first pipe (3 c) inner wall clearance fit, first bearing (3 d) inner wall cup joints outside first pipe (3 c) and reciprocal anchorage, first bearing (3 d) outer wall socket joint is on the vertical baffle of frame (1).

4. A spray drying apparatus for producing washing powder according to claim 3, wherein the hot air duct (4) is further provided with a second bearing (4 a);

the inner wall of the second bearing (4 a) is in clearance fit with the outer wall of the hot air pipe (4), and the outer wall of the second bearing (4 a) is in clearance fit with the inner wall of the first round pipe (3 c).

5. The spray drying equipment for producing washing powder according to claim 1, wherein the feeding mechanism (5) comprises a hollow casing (5 a), an atomizing nozzle (5 b), a feeding port (5 c), a rotating bracket (5 d) and a fan (5 e);

hollow casing (5 a) are fixed on frame (1), be provided with the route in hollow casing (5 a), a plurality of atomizer (5 b) evenly distributed is on hollow casing (5 a) inner wall, each route is linked together in atomizer (5 b) and hollow casing (5 a), the directional hot-blast main (4) air outlet of discharge end of atomizer (5 b), a plurality of pan feeding mouth (5 c) set up on hollow casing (5 a) outer wall and external high-pressure pump, passageway intercommunication in pan feeding mouth (5 c) and hollow casing (5 a), runing rest (5 d) are fixed on hollow casing (5 a) inner wall, fan (5 e) rotatable installation is on runing rest (5 d), fan (5 e) rotation axis and hollow casing (5 a) axis collineation.

6. A spray drying equipment for the production of washing powder according to claim 5, wherein the spin stand (5 d) is further provided with a knife edge (5 d 1);

the knife edge (5 d 1) is arranged on one surface of the rotary bracket (5 d) close to the hot air pipe (4).

7. A spray drying apparatus for the production of washing powder according to claim 1, wherein the rear section (6) of the dryer drum is a conical casing (6 a);

the head end of the conical shell (6 a) is connected with the tail end of the feeding mechanism (5) in a socket-and-spigot manner, the tail end of the conical shell (6 a) is fixed on the rack (1), and the tail end of the conical shell (6 a) forms a through hole in clearance fit with the discharging mechanism (7).

8. The spray drying equipment for producing washing powder according to claim 1, wherein the discharging mechanism (7) comprises a screw (7 a), a third round tube (7 b) and a second rotary driving mechanism (7 c);

the third circular tube (7 b) is fixedly sleeved on the outer wall of the rear section of the screw rod (7 a), the third circular tube (7 b) is rotatably installed on a second rotary driving mechanism (7 c), the axis of the third circular tube (7 b) and the rotating shaft of the second rotary driving mechanism (7 c) are collinear, the second rotary driving mechanism (7 c) is fixed on the rack (1), and the second rotary driving mechanism (7 c) is in clearance fit with the tail end of the rear section of the drying cylinder (6).

9. A spray drying apparatus for the production of washing powder according to claim 8, wherein the second rotary drive mechanism (7 c) comprises a second rotary driver (7 c 1), a second driving wheel (7 c 2), a second transmission belt (7 c 3) and a second driven wheel (7 c 4);

the second rotary driver (7 c 1) is fixed on the frame (1), the axis of the working shaft of the second rotary driver (7 c 1) is parallel to the axis of the rotating shaft of the first rotary driving mechanism (2), the second driving wheel (7 c 2) is fixed at the tail end of the working shaft of the second rotary driver (7 c 1), the working shafts of the second driving wheel (7 c 2) and the second rotary driver (7 c 1) are collinear, the second driven wheel (7 c 4) is fixedly sleeved on the third circular tube (7 b), and the second driving wheel (7 c 2) and the second driven wheel (7 c 4) are in transmission connection through a second transmission belt (7 c 3).

10. The spray drying equipment for producing washing powder according to claim 8, wherein the screw (7 a) is further provided with a scraper (7 d);

the scrapers (7 d) and the screw (7 a) are fixedly connected with the head end of the inner part of the rear section (6) of the drying cylinder, and the working part of the scrapers (7 d) is tangent to the inner wall of the rear section (6) of the drying cylinder.