CN210963971U

CN210963971U - Feeding equipment of spray drying equipment for production of washing powder

Info

Publication number: CN210963971U
Application number: CN201921840460.XU
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 feeding device of a spray drying device for washing powder production, which comprises a first rotary driving mechanism, a filtering mechanism, a stirring mechanism, a first valve, a grinding mechanism, a second valve, a third valve, a degassing mechanism, a controller and a shell, wherein the first rotary driving mechanism comprises a first rotary driver and a rotating shaft; the equipment is arranged in the shell, the filtering mechanism, the stirring mechanism, the first valve, the grinding mechanism, the second valve, the third valve and the degassing mechanism are sequentially connected from top to bottom, the discharging end and the feeding end are connected end to end, the axes of the discharging end and the feeding end are collinear, the first rotary driving mechanism is positioned at the top end of the shell, the rotating shaft is fixed at the tail end of the working shaft of the first rotary driver, and the rotating shaft vertically penetrates through the filtering mechanism and the stirring mechanism; the automatic feeding of spray drying equipment can be realized to this equipment, realizes multiple processing function, uses manpower sparingly the cost, has improved the quality of product.

Description

Feeding equipment of spray drying equipment for production of washing powder

Technical Field

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

Before drying, the slurry of various raw materials of washing powder needs to be prepared and subjected to a multi-step treatment process, which often comprises the procedures of filtering, degassing and grinding, production enterprises often need to purchase various matched devices, the automation is not convenient to form, the labor cost and the capital cost are greatly increased, and an automatic feeding device capable of providing various treatment functions 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's feeding equipment, this equipment can realize spray drying equipment's automatic feed, realizes multiple processing function, the cost of using manpower sparingly has improved the quality of product.

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

the feeding device of the spray drying equipment for producing the washing powder comprises a first rotary driving mechanism, a filtering mechanism, a stirring mechanism, a first valve, a grinding mechanism, a second valve, a third valve, a degassing mechanism, a controller and a shell, wherein the first rotary driving mechanism comprises a first rotary driver and a rotating shaft;

the equipment fixing is inside the casing, filtering mechanism, rabbling mechanism, first valve, grind the mechanism, the second valve, third valve and degasification mechanism from top to bottom connect gradually, discharge end and pan feeding end to end and axis collineation each other, first rotary driving mechanism is located the casing top, the pivot is fixed at the terminal and the two axis collineation of first rotary actuator working shaft, the pivot runs through filtering mechanism and rabbling mechanism and three axis collineation perpendicularly, first rotary actuator, first valve, grind the mechanism, the second valve, third valve and vacuum pump all are connected with the controller electricity.

As a preferred scheme of a feeding device of a spray drying device for producing washing powder, the filtering mechanism comprises a feeding port, a first screen and a first scraper plate;

the dog-house is seted up at casing top and is linked together the external world and inside the filtering mechanism, and first screen cloth setting is in the dog-house bottom and is located the rabbling mechanism top, and first scraping flitch central symmetry ground is fixed cup joints in the pivot, and the working face of first scraping flitch and the laminating of first scraping flitch upper surface.

As a preferred scheme of a feeding device of spray drying equipment for producing washing powder, the stirring mechanism comprises a water inlet pipeline, a stirring bracket and a stirring paddle;

the inlet channel is seted up on the rabbling mechanism lateral wall, and inside inlet channel intercommunication outside water pipe and the rabbling mechanism, stirring support fixed at the pivot lower extreme, stirring rake evenly distributed is peripheral just to be fixed on stirring support at the pivot symmetrically.

The preferable scheme of the feeding device of the spray drying device for producing the washing powder comprises a second rotary driver, a rotary bracket, a second scraper plate and a second screen;

the rotary support is fixed on grinding the mechanism inner wall, and second rotary actuator fixed mounting is on the rotary support, and second rotary actuator working shaft runs through the rotary support upper surface downwards perpendicularly, and the second scrapes the flitch and fixes at second rotary actuator working shaft end symmetrically, and the second scrapes flitch working face and the laminating of second screen cloth upper surface, and the second screen cloth is fixed in grinding mechanism bottom and intercommunication second valve top, and second rotary actuator and controller electricity are connected.

As a preferable scheme of feeding equipment of spray drying equipment for producing washing powder, the second valve comprises a third rotary driver, a driving gear, a gear ring, a connecting rod, an inner ring and petal-shaped fan blades;

the third rotary actuator is fixed on the external fixed frame of equipment, the third rotary actuator working shaft runs through the layer board perpendicularly upwards, driving gear fixed mounting is on third rotary actuator working shaft top and the collineation of the two axis, inner ring upper surface and grinding mechanism bottom fixed connection, the one end of a plurality of connecting rods articulates on petal flabellum, the connecting rod other end articulates at the ring gear inboard and evenly distributed, connecting rod and driving gear meshing, ring gear and inner circle set up with one heart, ring including a plurality of petal flabellum one end articulates, the other end of petal flabellum articulates on the connecting rod, form closed complete plane under the closed state between a plurality of petal flabellums, third rotary actuator and controller electricity are connected.

As a preferred scheme of a feeding device of a spray drying device for producing washing powder, the degassing mechanism comprises a degassing box, an air outlet pipe, a discharge pipe and a vacuum pump;

the top of the degassing box is communicated with the bottom of the third valve, the gas outlet pipe and the discharge pipe are both arranged on the outer wall of the degassing box, the gas outlet pipe is positioned above the discharge pipe in the vertical direction, the vacuum pump is communicated with the gas outlet pipe through a pipeline, and the vacuum pump is electrically connected with the controller.

The utility model has the advantages that:

the first rotary driver is a servo motor, and the first valve and the third valve are electric butterfly valves; before the operation is started, the first valve, the second valve and the third valve are all in a closed state, a worker pours raw material powder into the filtering mechanism, the worker opens the first rotary driver of the first rotary driving mechanism through the controller, the first rotary driver drives the rotary shaft to rotate, the rotary shaft drives the filtering mechanism to filter the powder and can crush the powder which is solidified together to a certain extent, the filtered powder enters the stirring mechanism under the action of gravity, the worker injects water into the stirring mechanism through an external water pump, the powder and the water are mixed and uniformly stirred in the stirring mechanism, the controller opens the first valve after the powder is stirred for a specified time, the slurry which is stirred and mixed in the stirring mechanism falls into the grinding mechanism through the first valve, the slurry is ground at the bottom of the grinding mechanism, and the texture of the slurry is further more uniform and fine, after grinding for a specified time, the controller opens the second valve and the third valve, the ground slurry falls into the degassing mechanism through the second valve and the third valve in sequence for degassing operation, because the degassing operation needs to provide a vacuum-tight environment, the controller closes the third valve and opens the air pumping equipment through a pipeline externally connected with the degassing mechanism so as to reduce the internal pressure of the degassing mechanism, when the pressure intensity is reduced, the air in the slurry escapes from the slurry and is pumped out of the degassing mechanism along with the air pumping equipment, after the specified time is finished, the controller opens the discharging pipeline externally connected with the degassing mechanism and controls the pressure pump to convey the degassed slurry into the drying tower for drying operation, so that the feeding operation of the spray drying equipment for producing the washing powder is finished, the first valve, the second valve and the third valve can be controlled by the controller to control the opening and closing amplitude of the first valve, the second valve and the third valve to control the descending speed of the materials.

1. The automatic feeding of the spray drying equipment can be realized;

2. realizing multiple processing functions;

3. the labor cost is saved;

4. the quality of the product is improved.

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 feeding device of a spray drying device for producing washing powder according to an embodiment of the present invention;

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

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

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a left side view of a feeding device of a spray drying device for producing washing powder according to an embodiment of the present invention;

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

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

FIG. 8 is an enlarged partial view at B of FIG. 7;

FIG. 9 is an enlarged partial view at C of FIG. 7;

FIG. 10 is a partial perspective view of a feeding device of a spray drying device for producing washing powder according to an embodiment of the present invention;

FIG. 11 is a partial perspective view of a feeding device of a spray drying device for producing washing powder according to an embodiment of the present invention;

in the figure:

1. a first rotary drive mechanism; 1a, a first rotary driver; 1b, a rotating shaft;

2. a filtering mechanism; 2a, a feeding port; 2b, a first screen; 2c, a first scraper plate;

3. a stirring mechanism; 3a, a water inlet pipeline; 3b, stirring a bracket; 3c, a stirring paddle;

4. a first valve;

5. a grinding mechanism; 5a, a second rotary driver; 5b, rotating the bracket; 5c, a second scraping plate; 5d, a second screen;

6. a second valve; 6a, a third rotary drive; 6b, a driving gear; 6c, a gear ring; 6d, connecting rods; 6e, an inner ring; 6f, petal-shaped fan blades;

7. a third valve;

8. a degassing mechanism; 8a, a degassing box; 8b, an air outlet pipe; 8c, a discharge 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 11, a feeding device of a spray drying device for producing washing powder comprises a first rotary driving mechanism 1, a filtering mechanism 2, a stirring mechanism 3, a first valve 4, a grinding mechanism 5, a second valve 6, a third valve 7, a degassing mechanism 8, a controller and a housing, wherein the first rotary driving mechanism 1 comprises a first rotary driver 1a and a rotating shaft 1 b;

the equipment is installed inside the casing, filtering mechanism 2, rabbling mechanism 3, first valve 4, grind mechanism 5, second valve 6, third valve 7 and degasification mechanism 8 from top to bottom in proper order connect, discharge end and pan feeding end to end and axis collineation each other, first rotary driving mechanism 1 is located the casing top, pivot 1b is fixed at first rotary driver 1a working shaft end and the collineation of the two axis, pivot 1b runs through filtering mechanism 2 and rabbling mechanism 3 perpendicularly and the collineation of three axis, first rotary driver 1a, first valve 4, grind mechanism 5, second valve 6, third valve 7 and vacuum pump all are connected with the controller electricity.

The first rotary driver 1a is a servo motor, and the first valve 4 and the third valve 7 are electric butterfly valves; before the operation is started, the first valve 4, the second valve 6 and the third valve 7 are all in a closed state, a worker pours raw material powder into the filtering mechanism 2, the worker opens the first rotary driver 1a of the first rotary driving mechanism 1 through the controller, the first rotary driver 1a drives the rotating shaft 1b to rotate, the rotating shaft 1b drives the filtering mechanism 2 to filter the powder and can crush the powder solidified together, the filtered powder enters the stirring mechanism 3 under the action of gravity, the worker injects water into the stirring mechanism 3 through an external water pump, the powder and the water are mixed and stirred uniformly in the stirring mechanism 3, the controller opens the first valve 4 after the powder is stirred for a specified time, the slurry which is stirred and mixed in the stirring mechanism 3 falls into the grinding mechanism 5 through the first valve 4, the slurry is ground at the bottom of the grinding mechanism 5, the texture of the slurry is further more uniform and fine, after the slurry is ground for a specified time, the controller opens the second valve 6 and the third valve 7, the ground slurry falls into the degassing mechanism 8 through the second valve 6 and the third valve 7 in sequence for degassing operation, because the degassing operation needs to provide a vacuum sealed environment, the controller closes the third valve 7 and a pipeline externally connected with the degassing mechanism 8, opens the air extraction equipment to reduce the internal pressure of the degassing mechanism 8, when the pressure is reduced, air in the slurry escapes from the slurry and is extracted out of the degassing mechanism 8 along with the air extraction equipment, after the specified time is finished, the controller opens a discharge pipeline externally connected with the degassing mechanism 8 and controls the pressure pump to convey the degassed slurry into the drying tower for drying operation, and the feeding operation of the spray drying equipment for producing the washing powder is finished, wherein the first valve 4, the second valve 6 and the third valve 7 can be controlled by the controller to control the opening and closing amplitude thereof so as to control the material descending speed.

The filtering mechanism 2 comprises a feeding port 2a, a first screen 2b and a first scraping plate 2 c;

dog-house 2a sets up at the casing top and communicates the external world and inside filtering mechanism 2, and first screen cloth 2b sets up in dog-house 2a bottom and is located 3 tops of rabbling mechanism, and the first flitch 2c of scraping is fixed the cover and is connected on pivot 1b centrosymmetrically, and the first working face of scraping flitch 2c and the first flitch 2c upper surface of scraping are laminated.

The dog-house 2a is equipped with the top cap that can open and close outward, the staff opens the top cap and pours raw materials powder into filtering mechanism 2 through dog-house 2a in, raw materials powder falls first screen cloth 2b department, even tiny powder granule will fall in rabbling mechanism 3 through the sieve mesh of first screen cloth 2b, the powder of caking is kept off on the upper surface of first screen cloth 2b, first rotary actuator 1a drive pivot 1b and then drive first scraping plate 2c and use pivot 1b axis to be rotary motion as the center, first scraping plate 2c bottom and first screen cloth 2b top looks mutual friction, and then roll the grinding to the powder of caking on first screen cloth 2b, the powder of caking is ground into even tiny powder and falls in rabbling mechanism 3 through the sieve mesh of first screen cloth 2b, the filtration operation of raw materials powder has been accomplished so far.

The stirring mechanism 3 comprises a water inlet pipeline 3a, a stirring bracket 3b and a stirring paddle 3 c;

intake pipe 3a sets up on 3 lateral walls of rabbling mechanism, and inside intake pipe 3a intercommunication outside water pipe and the rabbling mechanism 3, stirring support 3b was fixed at pivot 1b lower extreme, and stirring rake 3c evenly distributed is peripheral just to be fixed on stirring support 3b at pivot 1b symmetrically.

Outside water pump pours into the rabbling mechanism 3 into water through inlet channel 3a in, and the powder that falls into from the 3 tops of rabbling mechanism contacts with water and mixes, and when first rotary actuator 1a drive pivot 1b rotated, stirring support 3b with pivot 1b fixed connection will drive stirring rake 3c and together do the rotary motion who uses pivot 1b axis as the center, and stirring rake 3c stirs the mixture to the powder of rabbling mechanism 3 inside and water and makes the two melt into even slurry.

Comprises a second rotary driver 5a, a rotary bracket 5b, a second scraping plate 5c and a second screen 5 d;

the rotary support 5b is fixed on the inner wall of the grinding mechanism 5, the second rotary driver 5a is fixedly installed on the rotary support 5b, the working shaft of the second rotary driver 5a vertically penetrates through the upper surface of the rotary support 5b to face downwards, the second scraping plates 5c are symmetrically fixed at the tail ends of the working shaft of the second rotary driver 5a, the working surfaces of the second scraping plates 5c are attached to the upper surface of the second screen 5d, the second screen 5d is fixed at the bottom of the grinding mechanism 5 and communicated with the top of the second valve 6, and the second rotary driver 5a is electrically connected with the controller.

The second rotary driver 5a is a servo motor; the second rotary actuator 5a is covered with a waterproof protective cover, which is not shown; because the second valve 6 is in a closed state, the slurry falling into the grinding mechanism 5 through the first valve 4 is deposited above the second screen 5d, a small amount of lumps still exist in the slurry subjected to stirring operation, the controller controls the second rotary driver 5a to drive the second scraper plate 5c to rotate around the axis of the working shaft of the second rotary driver 5a, and the slurry is further stirred, rolled and crushed by the working surface formed by friction between the bottom of the second rotary driver 5a and the second screen 5d, so that the slurry is mixed more fully and uniformly.

The second valve 6 comprises a third rotary driver 6a, a driving gear 6b, a gear ring 6c, a connecting rod 6d, an inner ring 6e and petal-shaped fan blades 6 f;

the third rotary driver 6a is fixed on a fixed rack externally connected with the equipment, the working shaft of the third rotary driver 6a vertically penetrates through the supporting plate and is upward, the driving gear 6b is fixedly installed at the top end of the working shaft of the third rotary driver 6a, the axes of the driving gear and the driving gear are collinear, the upper surface of the inner ring 6e is fixedly connected with the bottom of the grinding mechanism 5, one ends of the connecting rods 6d are hinged on the petal-shaped fan blades 6f, the other ends of the connecting rods 6d are hinged on the inner side of the gear ring 6c and are uniformly distributed, the connecting rods 6d are meshed with the driving gear 6b, the gear ring 6c and the inner ring 6e are concentrically arranged, one ends of the petal-shaped fan blades 6f are hinged on the inner ring 6e, the other ends of the petal-shaped fan blades 6f are hinged on the connecting rods 6d, a.

The third rotary driver 6a is a servo motor; the second valve 6 is covered with a protective shell which is not shown in the figure, the controller drives the driving gear 6b to rotate through the third rotary driver 6a, the driving gear 6b drives the gear ring 6c meshed with the driving gear to rotate around the axis of the second valve 6, the gear ring 6c drives the petal-shaped fan blades 6f to rotate around the part hinged on the gear ring 6c through the connecting rod 6d, so that the contact surfaces of the petal-shaped fan blades 6f are separated from each other, the second valve 6 is opened, the ground slurry in the grinding mechanism 5 falls into the degassing mechanism 8 through the third valve 7 below the second valve, and similarly, the contact surfaces of the petal-shaped fan blades 6f can be close to each other through reversely rotating the working shaft of the third rotary driver 6a, so that the second valve 6 is closed.

The degassing mechanism 8 comprises a degassing box 8a, a gas outlet pipe 8b, a discharge pipe 8c and a vacuum pump;

the top of the degassing box 8a is communicated with the bottom of the third valve 7, the gas outlet pipe 8b and the discharge pipe 8c are both arranged on the outer wall of the degassing box 8a, the gas outlet pipe 8b is positioned above the discharge pipe 8c in the vertical direction, the vacuum pump is communicated with the gas outlet pipe 8b through a pipeline, and the vacuum pump is electrically connected with the controller.

After the slurry is stirred and ground and falls into the degassing box 8a from the third valve 7, the controller controls the third valve 7 and a valve externally connected with the discharge pipe 8c to be closed together without drawing, so that a closed space is formed in the degassing box 8a, the controller controls the vacuum pump to pump out gas in the degassing box 8a through the gas outlet pipe 8b, so that the pressure in the degassing box 8a is reduced, air in the slurry at the bottom of the degassing box 8a escapes to the upper part of the inner cavity of the degassing box 8a under the action of the pressure and leaves the degassing box 8a from the gas outlet pipe 8b along with the pumping action of the vacuum pump, so that the slurry is degassed in the degassing box 8a, the controller opens the valve externally connected with the discharge pipe 8c and the pressure pump at the discharge end without drawing, and the pressure pump conveys the treated slurry into the drying tower for drying operation.

The utility model discloses a theory of operation:

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. The feeding device of the spray drying equipment for producing the washing powder is characterized by comprising a first rotary driving mechanism (1), a filtering mechanism (2), a stirring mechanism (3), a first valve (4), a grinding mechanism (5), a second valve (6), a third valve (7), a degassing mechanism (8), a controller and a shell, wherein the first rotary driving mechanism (1) comprises a first rotary driver (1 a) and a rotating shaft (1 b);

the equipment mounting is inside the casing, filtering mechanism (2), rabbling mechanism (3), first valve (4), grind mechanism (5), second valve (6), third valve (7) and degasification mechanism (8) from top to bottom connect gradually, discharge end and pan feeding end to end and axis collineation each other, first rotary driving mechanism (1) is located the casing top, pivot (1 b) are fixed at first rotary driver (1 a) working shaft end and the collineation of the two axis, pivot (1 b) run through filtering mechanism (2) and rabbling mechanism (3) and three axis collineation perpendicularly, first rotary driver (1 a), first valve (4), grind mechanism (5), second valve (6), third valve (7) and vacuum pump all are connected with the controller electricity.

2. The feeding equipment of a spray drying equipment for producing washing powder according to claim 1, wherein the filtering mechanism (2) comprises a feeding port (2 a), a first screen (2 b) and a first scraper plate (2 c);

the dog-house (2 a) is seted up at the casing top and is linked together the external world and inside filtering mechanism (2), and first screen cloth (2 b) set up in dog-house (2 a) bottom and are located rabbling mechanism (3) top, and first scraping flitch (2 c) central symmetry is fixed cup joint on pivot (1 b), and the working face of first scraping flitch (2 c) and first scraping flitch (2 c) upper surface laminating.

3. The feeding equipment of the spray drying equipment for producing the washing powder according to claim 1, wherein the stirring mechanism (3) comprises a water inlet pipeline (3 a), a stirring bracket (3 b) and a stirring paddle (3 c);

water inlet pipe (3 a) are seted up on rabbling mechanism (3) lateral wall, and inside water inlet pipe (3 a) intercommunication outside water pipe and rabbling mechanism (3), stirring support (3 b) were fixed at pivot (1 b) lower extreme, and stirring rake (3 c) evenly distributed is peripheral and fix on stirring support (3 b) in pivot (1 b) symmetrically.

4. A feeding apparatus of a spray drying apparatus for producing washing powder according to claim 1, comprising a second rotary driver (5 a), a rotary bracket (5 b), a second scraper plate (5 c) and a second screen (5 d);

the rotary support (5 b) is fixed on the inner wall of the grinding mechanism (5), the second rotary driver (5 a) is fixedly installed on the rotary support (5 b), the working shaft of the second rotary driver (5 a) vertically penetrates through the upper surface of the rotary support (5 b) to be downward, the second scraping plate (5 c) is symmetrically fixed at the tail end of the working shaft of the second rotary driver (5 a), the working surface of the second scraping plate (5 c) is attached to the upper surface of the second screen (5 d), the second screen (5 d) is fixed at the bottom of the grinding mechanism (5) and communicated with the top of the second valve (6), and the second rotary driver (5 a) is electrically connected with the controller.

5. The feeding equipment of the spray drying equipment for producing the washing powder according to claim 1, wherein the second valve (6) comprises a third rotary driver (6 a), a driving gear (6 b), a gear ring (6 c), a connecting rod (6 d), an inner ring (6 e) and petal-shaped fan blades (6 f);

a third rotary driver (6 a) is fixed on a fixed frame externally connected with the equipment, the working shaft of the third rotary driver (6 a) vertically penetrates through the supporting plate and upwards, a driving gear (6 b) is fixedly arranged at the top end of the working shaft of the third rotary driver (6 a) and the axes of the third rotary driver and the driving gear are collinear, the upper surface of the inner ring (6 e) is fixedly connected with the bottom of the grinding mechanism (5), one ends of a plurality of connecting rods (6 d) are hinged on petal-shaped fan blades (6 f), the other ends of the connecting rods (6 d) are hinged on the inner side of the gear ring (6 c) and are uniformly distributed, the connecting rods (6 d) are meshed with the driving gear (6 b), the gear ring (6 c) and the inner ring (6 e) are concentrically arranged, one ends of a plurality of petal-shaped fan blades (6 f) are hinged on the inner ring (6 e), the other ends of the petal-shaped fan blades (6 f) are hinged on the, the third rotary driver (6 a) is electrically connected to the controller.

6. The feeding equipment of the spray drying equipment for producing the washing powder according to claim 1, wherein the degassing mechanism (8) comprises a degassing box (8 a), a gas outlet pipe (8 b), a discharge pipe (8 c) and a vacuum pump;

degassing box (8 a) top and third valve (7) bottom intercommunication, outlet duct (8 b), discharging pipe (8 c) are all seted up on degassing box (8 a) outer wall, are in discharging pipe (8 c) top in outlet duct (8 b) vertical direction, and the vacuum pump passes through pipeline and outlet duct (8 b) intercommunication, and vacuum pump and controller electricity are connected.