CN115253330A

CN115253330A - Dye preparation method

Info

Publication number: CN115253330A
Application number: CN202210771617.8A
Authority: CN
Inventors: 张文潭; 刘俊彦; 邱丹品; 张碧丹; 周新祥; 赵建业; 陈明
Original assignee: Zhejiang Zheng Yu Chemical Industry Co ltd
Current assignee: Zhejiang Zheng Yu Chemical Industry Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-01
Anticipated expiration: 2042-06-30
Also published as: CN115253330B

Abstract

The invention discloses a dye preparation method, which comprises the following steps: a. mixing and crushing the materials to obtain a treated raw material; b. transferring the treated raw materials into drying equipment in a complete discharging mode, and drying the raw materials; c. collecting the dried dye; wherein the step of transferring the raw material into the drying device in a fully discharged manner is performed by a conveying device comprising: the first pipe bodies are used for conveying the raw materials into the drying equipment; the second pipe body is sleeved outside the first pipe body; the first gas pipe protrudes out of the first side of the second pipe body; the second gas pipe is arranged on a second side of the second pipe body, which is opposite to the first side; the scraping rod is arranged in the second pipe body; the first pipe body is rotatably connected to the second pipe body, the first pipe body is driven to rotate around a pivot center shaft in the forward direction relative to the scraping rod when the first gas pipe is ventilated, and the first pipe body is driven to rotate around the pivot center shaft in the reverse direction relative to the scraping rod when the second gas pipe is ventilated.

Description

Dye preparation method

Technical Field

The invention belongs to the technical field of dye processing, and particularly relates to a dye preparation method.

Background

When producing dye, the prepared color paste is usually required to be dried, so as to obtain the finished dye powder or granule. Color paste preparation usually uses a sand mill, and a spray dryer is needed when the color paste is dried into dye powder. When sending the mill base to spray dryer in, the mill base is usually adhered to the pipeline inner wall, and this just makes when making different grade type mill bases, needs clear up the pipeline, and the mill base that adheres in the pipeline is solidified easily on the pipeline inner wall along with time, is difficult to clear up, causes the jam, influences follow-up production progress to old mill base that mixes in new mill base also can influence finished product quality.

Disclosure of Invention

This summary is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

The invention provides a dye preparation method for overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a method of preparing a dye comprising the steps of: a. mixing and crushing the materials to obtain a treated raw material; b. transferring the treated raw materials into drying equipment in a complete discharging mode, and drying the raw materials; c. collecting the dried dye; wherein the step of transferring the raw material into the drying device in a fully discharged manner is performed by a conveying device comprising: the first pipe bodies are used for conveying the raw materials into the drying equipment; the second pipe body is sleeved outside the first pipe body; the first gas pipe protrudes out of the first side of the second pipe body; the second gas pipe is arranged on a second side of the second pipe body, which is opposite to the first side; the scraping rod is arranged in the second pipe body; the first pipe body is rotatably connected to the second pipe body, the first pipe body is driven to rotate around a pivot center shaft in the forward direction relative to the scraping rod when the first gas pipe is ventilated, and the first pipe body is driven to rotate around the pivot center shaft in the reverse direction relative to the scraping rod when the second gas pipe is ventilated.

Further, the conveying apparatus further includes: the first air transmission cavity is arranged on the first side of the second pipe body; the second gas transmission cavity is arranged on the second side of the second pipe body; the first air delivery pipe is communicated with the first air delivery cavity, and the second air delivery pipe is communicated with the second air delivery cavity.

Furthermore, a first ring groove is formed in the first pipe body, a plurality of first fan blades are arranged on the inner wall of the first ring groove, and a first connecting pipe communicated with the first gas transmission cavity and a second connecting pipe communicated with the second gas transmission cavity are arranged on the second pipe body.

Furthermore, a third connecting pipe is arranged at one end of the first pipe body, and a connecting groove corresponding to the third connecting pipe is formed in the other end of the first pipe body.

Further, defeated material equipment still includes: one end of the return spring is fixedly connected with the inner wall of the second pipe body; the supporting plate is fixedly connected to the return spring; the first pipe body is abutted against the supporting plate.

Furthermore, one end of the first pipe body is provided with a flow guide opening, and the inner wall of the flow guide opening is gathered towards the direction of the first pivot center shaft.

Furthermore, the side wall of the first pipe body is provided with a positioning groove, the second pipe body is provided with a threaded hole, a screw penetrates through the threaded hole, and at least part of the screw is inserted into the positioning groove.

Furthermore, first body one end is equipped with first connecting ring, scrapes the pole and locates on the first connecting ring, and the pole of scraping of locating on one of them first body is worn to locate in the first body adjacent with it.

Further, defeated material equipment still includes: the first feed port is communicated with the first pipe body; the first air inlet is arranged at one end of the second pipe body; the central axis of the first feed inlet is perpendicular to the central axis of the first air inlet, and the first feed inlet penetrates through the first air inlet.

Further, be equipped with the connecting block in the first air inlet, be equipped with the guide block on the connecting block, the guide block top is equipped with the water conservancy diversion face, and first feed inlet below is located to the guide block.

The invention has the advantages that: provides a dye preparation method convenient for cleaning the inner wall of a pipeline.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and the description of the exemplary embodiments of the present application are provided for explaining the present application and do not constitute an undue limitation on the present application.

Further, throughout the drawings, the same or similar reference numerals denote the same or similar elements. It should be understood that the drawings are schematic and that elements and elements are not necessarily drawn to scale.

In the drawings:

FIG. 1 is a schematic view of an installation of a sanding apparatus, a feeding apparatus and a spray drying apparatus according to a method of preparing a dye according to an embodiment of the present disclosure;

FIG. 2 is a first cross-sectional view of the sanding apparatus of the dye preparation process in the embodiment of FIG. 1;

FIG. 3 is an enlarged view of the dye preparation process of the embodiment of FIG. 1 at the mixing drum;

FIG. 4 is a second cross-sectional view of the sanding apparatus of the method of preparing dye in the embodiment shown in FIG. 1;

FIG. 5 is an enlarged view of the dye preparation process of the embodiment of FIG. 1 at the cooling chamber;

FIG. 6 is a third cross-sectional view of the sanding apparatus of the method of preparing dye in the embodiment of FIG. 1;

FIG. 7 is an enlarged view of a material delivery chamber of the dye preparation method in the embodiment shown in FIG. 1;

FIG. 8 is a sectional view of a feeding device in the dye preparing method in the embodiment of FIG. 1;

FIG. 9 is an enlarged view of a fourth connecting tube in the dye preparation method in the embodiment shown in FIG. 1;

FIG. 10 is an enlarged view of a first tube in the dye preparation method in the embodiment shown in FIG. 1;

FIG. 11 is a schematic view showing the structure of a spray drying apparatus in the dye production method in the example shown in FIG. 1;

FIG. 12 is a first cross-sectional view of a spray drying apparatus in the dye preparation process in the embodiment shown in FIG. 1;

FIG. 13 is an enlarged view of the dye preparation process of the embodiment of FIG. 1 at the location of the first feed line;

FIG. 14 is a second cross-sectional view of a spray drying apparatus in the dye preparation process in the embodiment shown in FIG. 1;

FIG. 15 is an enlarged view at the baffle in the dye preparation process in the embodiment shown in FIG. 1;

FIG. 16 is a third cross-sectional view of a spray drying apparatus in the dye production process in the embodiment shown in FIG. 1;

FIG. 17 is an enlarged view of the embodiment of FIG. 1 at the snail disk of the dye manufacturing process;

FIG. 18 is a schematic view showing the structure of a connection pad in the dye preparation method in the embodiment shown in FIG. 1;

fig. 19 is an enlarged view of a return spring in the dye preparation method in the embodiment shown in fig. 1.

The reference numerals in the figures have the following meanings:

100. sanding equipment; 101. a motor case; 102. a motor; 103. a mixing drum; 103a, a cooling cavity; 103b, a material storage cavity; 103c, a material conveying cavity; 104. a stirring shaft; 104a, a cavity; 104b, a first through groove; 1041. stirring blades; 105. a magnetic fluid sealing device; 106. a second connection ring; 106a, a second ring groove; 1061. a second bearing; 107. a third connecting ring; 1071. a first bearing; 108. a liquid inlet pipe; 109. a positioning frame; 1091. a seal ring; 110. a stirring rod; 111. a first intake pipe; 112. a discharge pipe; 1121. a bump;

200. a material delivery device; 201. a first gas delivery pipe; 202. a second gas delivery pipe; 203. a second tube body; 2031. a first connecting pipe; 2032. a second connection pipe; 2033. a first fan blade; 204. a first gas transmission cavity; 205. a second gas transmission cavity; 206. a first pipe body; 206a and a diversion port; 206b, a positioning groove; 206c, connecting groove; 2061. a first connecting ring; 2062. a scraping rod; 2063. a third connecting pipe; 2071. a screw; 208. a fourth connecting pipe; 208a, a first feed inlet; 208b, a first air inlet; 209. a fourth connecting ring; 2091. connecting blocks; 2092. a guide block; 210. a fifth connecting pipe; 2101. a convex ring; 2102. a third gas delivery pipe; 211. a first feed delivery pipe; 212. a return spring;

300. a spray drying apparatus; 301. an air inlet pipe; 302. a first feed tube; 303. a worm disc; 304. a perforated plate; 304a, an annular through groove; 304b, air holes; 3041. a fifth connecting ring; 3042. a third fan blade; 3043. connecting the disc; 3044. a baffle plate; 305. a nozzle; 3051. heating plates; 306. a baffle; 306a, a through hole; 306b, a second through groove; 307. a drying drum;

400. a mounting frame; 401. an operation table; 402. a second delivery pipe; 403. a cyclone separator; 404. a first fan; 405. and a second fan.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the disclosure are shown in the drawings, it is to be understood that the disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided for a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and the embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.

It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings. The embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict.

It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.

It is noted that references to "a" or "an" in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will appreciate that references to "one or more" are intended to be exemplary and not limiting unless the context clearly indicates otherwise.

The names of messages or information exchanged between devices in the embodiments of the present disclosure are for illustrative purposes only, and are not intended to limit the scope of the messages or information.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A dye preparation method comprises the following steps: a. mixing and crushing the materials to obtain a treated raw material; b. transferring the treated raw materials into drying equipment in a complete discharging mode, and drying the raw materials; c. and collecting the dried dye.

As shown in fig. 1, the present application also discloses a sanding apparatus 100, a delivery apparatus 200, and a spray drying apparatus 300.

As shown in fig. 2 to 3, the sanding apparatus includes a mixing drum 103, a motor case 101, a stirring shaft 104, and a motor 102.

Defining the central axis of the mixing drum 103 as a second central pivot axis, the mixing drum 103 being configured with a mixing chamber for containing the material; the stirring shaft 104 is arranged in the mixing cylinder 103; the motor 102 is used for driving the stirring shaft 104 to rotate around a second pivot central axis, the motor 102 is arranged in the motor box 101, the output shaft of the motor 102 is connected with the stirring shaft 104, the stirring shaft 104 is provided with a magnetic fluid sealing device 105, the magnetic fluid sealing device 105 is used for sealing the mixing cavity, raw materials are prevented from leaking out of the mixing cavity, and meanwhile, the stirring shaft 104 can normally rotate; the stirring shaft 104 is provided with a plurality of stirring blades 1041, the stirring blades 1041 are uniformly arranged on the stirring shaft 104, the stirring shaft 104 is provided with a cavity 104a, and the side wall of the cavity 104a is provided with a plurality of first through grooves 104b; the end surface of the mixing cylinder 103 is provided with a second feeding pipe.

The material enters into mixing drum 103 through the second inlet pipe, and motor 102 drive (mixing) shaft 104 rotates, and stirring leaf 1041 promotes the material and stirs the material at mixing drum 103 internal rotation, and in some material entered into cavity 104a from first logical groove 104b, the material produced the collision with cavity 104a inner wall, increased the contact effect between the material for the material obtains intensive mixing in the mixing chamber.

Be equipped with cooling chamber 103a on the mixing drum 103 lateral wall, cooling chamber 103a parcel is equipped with inlet tube and outlet pipe in the mixing chamber outside on the mixing drum 103 lateral wall, and in filling cooling water into cooling chamber 103a through the mode of injecting into the cooling water in the inlet tube, utilize the cooling water to play the cooling effect to mixing drum 103, with mixing drum 103's temperature control at room temperature within range, reduce the influence of high temperature to sanding equipment.

Specifically, as shown in fig. 4 to 5, a second connecting ring 106, a third connecting ring 107, a stirring rod 110 and a positioning frame 109 are arranged in the cooling cavity 103 a; the stirring rod 110 is arranged between the second connecting ring 106 and the third connecting ring 107, one end of the stirring rod 110 is fixedly connected to the second connecting ring 106, the other end of the stirring rod 110 is fixedly connected to the third connecting ring 107, and the second connecting ring 106 and the third connecting ring 107 are sleeved on the inner wall of the cooling cavity 103a, so that the second connecting ring 106 and the third connecting ring 107 can rotate relative to the cooling cavity 103 a; the two groups of positioning frames 109 are respectively arranged at two ends of the cooling cavity 103a, the second connecting ring 106 and the third connecting ring 107 are respectively inserted into the two positioning frames 109 at two ends of the cooling cavity 103a, the second connecting ring 106 is provided with a second annular groove 106a, the inner wall of the second annular groove 106a is provided with a plurality of second fan blades, the third connecting ring 107 is provided with a third annular groove, a first bearing 1071 is arranged in the third annular groove, the second connecting ring 106 is provided with a fourth annular groove, and a second bearing 1061 is arranged in the fourth annular groove; a first air inlet pipe 111 and a first air outlet pipe are arranged on the side wall of the mixing cylinder 103, the first air inlet pipe 111 and the first air outlet pipe are respectively arranged on two sides of the mixing cylinder 103, the first air inlet pipe 111 and the first air outlet pipe are opposite to the second annular groove 106a, namely the first air inlet pipe 111 and the first air outlet pipe are respectively arranged on two sides of the second annular groove 106 a; be equipped with sealing washer 1091 on the locating rack, sealing washer 1091 is used for cutting off cooling chamber and second annular groove, avoids the coolant liquid to enter into the second annular groove in, also prevents that the air current from entering into the cooling chamber.

Airflow enters the cooling cavity 103a from the first air inlet pipe 111, the airflow entering the cooling cavity 103a is in the second annular groove 106a, the airflow impacts the second fan blade to push the second connecting ring 106 to rotate, the second connecting ring 106 drives the stirring rod 110 to rotate, and the stirring rod 110 stirs water flow in the cooling cavity 103a, so that the cooling in the whole cooling cavity 103a is in a moving state, the steady state of cooling water is broken, the cooling effect of the cooling water on the mixing cylinder 103 is improved, and the problem that the cooling water on the inner side and the outer side generates temperature difference to affect the heat dissipation of the mixing cylinder 103 on the contrary is avoided; the temperature of the cooling water in the cooling cavity 103a is transferred to the second connecting ring 106, the air flow entering the second annular groove 106a from the first air inlet pipe 111 is discharged from the first air outlet pipe, the heat on the second connecting ring 106 is taken away by the flowing of the air, the cooling effect is achieved on the cooling water, and the temperature of the water in the cooling cavity 103a is ensured.

The heat on the second connecting ring 106 is quickly taken away through the quick flow of the airflow in the second annular groove 106a, so that the cooling water in the cooling cavity 103a is quickly cooled, and the cooling effect of the cooling water on the mixing cylinder 103 is ensured; when the cooling water in the cooling cavity 103a is heated to a temperature that the mixing drum 103 cannot be cooled, the heated cooling water is discharged from the water outlet pipe, new cooling water is injected from the water inlet pipe, the cooling water in the cooling cavity 103a is replaced, and the influence on the heat dissipation of the mixing drum 103 after the water temperature is increased is avoided.

The first air inlet pipe 111 penetrates through the positioning frame 109, the positioning frame 109 is fixedly connected in the cooling cavity 103a, the first air inlet pipe 111 is fixed on the mixing barrel 103 through the positioning frame 109, and the second connecting ring 106 rotates relative to the first air inlet pipe 111 when rotating relative to the cooling cavity 103a, so that the air flow always blows the second connecting ring 106 at the same position, rotary power is provided for the second connecting ring 106 to stir water flow to flow in the cooling cavity 103a, and the cooling effect of cooling water on the mixing barrel 103 is improved.

As shown in fig. 6, 7 and 9, a discharge pipe 112 is arranged at the bottom of the mixing cavity, a material storage cavity 103b is arranged at the top of the mixing cavity, a material conveying cavity 103c communicated with the discharge pipe 112 is arranged on the side wall of the material storage cavity 103b, the material conveying cavity 103c is of an arc-shaped structure, and the bottom end of the arc-shaped structure of the material conveying cavity 103c is communicated with the discharge pipe 112.

The raw materials mixed in the mixing cavity enter the material storage cavity 103b, the raw materials in the material storage cavity 103b enter the material discharge pipe 112 through the material conveying cavity 103c, and the raw materials are discharged from the mixing cavity through the material discharge pipe 112; the material storage cavity 103b is arranged at the top of the mixing cavity, so that the materials are discharged from the mixing cavity after being fully mixed in the mixing cavity, and the uniformity of raw material mixing is ensured; the material conveying cavity 103c is arranged to be of an arc-shaped structure, so that the inner wall of the material conveying cavity 103c is smoother, raw materials can directly flow downwards along the inner wall of the material conveying cavity 103c, and the residue of the raw materials in the material conveying cavity 103c is reduced; the discharge pipe 112 is arranged at the bottom of the mixing barrel 103, so that the material automatically generates a downward flowing trend under the action of gravity, the residue of the material in the material conveying cavity 103c and the discharge pipe 112 is further reduced, and the normal operation of the production progress is ensured.

As shown in fig. 8 to 10, the conveying apparatus includes a plurality of first pipe bodies 206, second pipe bodies 203, first gas pipe 201, second gas pipe 202, and a scraping bar 2062.

Defining the top of the second tube 203 as a first side, the bottom as a second side, and the central axis of the second tube 203 as a first central pivot axis; the first pipe 206 is used for conveying the raw materials into the drying equipment, and the plurality of first pipes 206 are connected end to end; the second tube 203 is sleeved outside the plurality of first tubes 206; the first gas pipe 201 protrudes out of the first side of the second pipe body 203; the second air conveying pipe 202 is arranged on a second side, opposite to the first side, of the second pipe body 203; one end of the first tube 206 is provided with a first connecting ring 2061, the scraping rod 2062 is arranged on the first connecting ring 2061, and the scraping rod 2062 arranged on one of the first tubes 206 is arranged in the adjacent first tube 206 in a penetrating manner; the first pipe 206 is rotatably connected to the second pipe 203, a mounting cavity for the first pipe 206 to rotate is formed in the second pipe 203, the first pipe 206 is driven to rotate forward relative to the scraping rod 2062 around the first pivot central axis when the first gas pipe 201 is ventilated, and the first pipe 206 is driven to rotate backward relative to the scraping rod 2062 around the first pivot central axis when the second gas pipe 202 is ventilated; the adjacent first tubes 206 rotate one by one without rotating so that the first tubes 206 can move relative to the scraping bar 2062; the second tube 203 is provided with a first inlet 208a, and the outlet tube 112 of the mixing drum 103 is inserted into the first inlet 208 a.

After the materials are mixed in the mixing drum 103, the materials enter the second tube 203 through the discharge pipe 112, because the first tube 206 is communicated with the second tube 203, the raw materials in the second tube 203 flow into the first tube 206, at the moment, the first gas pipe 201 is ventilated, the gas flow drives the first tube 206 to rotate around the first pivot central axis, the other first tube 206 adjacent to the rotating first tube 206 is in a static state, the first tube 206 is in a rotating state relative to the scraping rod 2062, the scraping rod 2062 cleans the inner wall of the first tube 206, and the attachments adhered to the inner wall of the first tube 206 are scraped; after the first gas pipe 201 is ventilated for a specified period of time, the second gas pipe 202 starts to ventilate, and due to the change of the air inlet direction, the first pipe body 206 rotates reversely, the other side of the scraping rod 2062 receives thrust, the material on the scraping plate is pushed down, the scraping plate is cleaned, the residue of the material in the material conveying equipment 200 is reduced, and the difficulty in cleaning the material conveying equipment 200 is reduced.

One end of the first tube 206 is provided with a third connecting tube 2063, the other end of the first tube 206 is provided with a connecting groove 206c corresponding to the third connecting tube 2063, and the third connecting tube of any one of the first tubes 206 is inserted into the connecting groove of the adjacent first tube 206, so that all the first tubes 206 form a complete tube, thereby preventing the leakage phenomenon between the two connected first tubes 206 and ensuring the normal flow of the raw materials in the first tubes 206.

A first air conveying cavity 204 is formed in the first side of the second pipe body 203, a second air conveying cavity 205 is formed in the second side of the second pipe body 203, the first air conveying pipe 201 is communicated with the first air conveying cavity 204, and the second air conveying pipe 202 is communicated with the second air conveying cavity 205; a first annular groove is formed in the first pipe 206, a plurality of first fan blades 2033 are arranged on the inner wall of the first annular groove, a first connecting pipe 2031 communicated with the first gas transmission cavity 204 and a second connecting pipe 2032 communicated with the second gas transmission cavity 205 are arranged on the second pipe 203, the first connecting pipe 2031 and the second connecting pipe 2032 are both arranged on one side of the first annular groove, the first fan blades 2033 are pushed to rotate by air flow blown into the first annular groove from the first connecting pipe 2031 or the second connecting pipe 2032, the first fan blades 2033 drive the first pipe 206 to rotate together, and rotation power is provided for the first pipe 206 so as to clean the inner wall of the first pipe 206; through the arrangement of the first air conveying cavity 204 and the second air conveying cavity 205, the air flows entering from the first air conveying pipe 201 and the second air conveying pipe 202 can be uniformly mixed and enter the first ring grooves of the first pipe bodies 206 to push the first pipe bodies 206 to rotate, and the purpose of cleaning the inner walls of all the first pipe bodies 206 is achieved.

A return spring 212 is arranged in the second tube 203, one end of the return spring 212 is fixedly connected to the inner wall of one end of the second tube 203, a support plate is arranged at the other end of the return spring 212, the first tube 206 is abutted against the support plate, and the support plate is used for supporting the first tube 206; a fourth connecting pipe 208 is further arranged in the second pipe body 203, the first feeding hole 208a is formed in the fourth connecting pipe 208, and the fourth connecting pipe 208 is connected with the second pipe body 203 through threads; when installing first body 206, first body 206 is put into second body 203 one by one in proper order, innermost first body 206 supports in the backup pad, first body 206 is all installed the back, insert fourth connecting pipe 208 in outermost first body 206, it utilizes the screw thread to fix fourth connecting pipe 208 on second body 203 to rotate fourth connecting pipe 208, first body 206 is by the centre gripping between fourth connecting pipe 208 and backup pad, it is fixed with first body 206 to utilize fourth connecting pipe 208 and backup pad.

One end of the first tube 206 is provided with a flow guide port 206a, and the inner wall of the flow guide port 206a is gathered towards the direction of the first pivot middle shaft; the discharge amount of the first pipe 206 is reduced by the arrangement of the flow guide port 206a, because the inner wall of the flow guide port 206a is gathered towards the direction of the first pivot axis, that is, the inner wall of the flow guide port 206a is gathered towards the middle, the discharge area of the first pipe 206 is reduced, the material is supported against the inner wall of the flow guide port 206a when passing through the flow guide port 206a, the material generates extrusion force on the inner wall of the flow guide port 206a, the flowing material pushes the whole first pipe 206 to move towards one end of the second pipe 203, the first pipe 206 extrudes the reset spring, the new material is not introduced into the first pipe 206 after the reset spring is contracted, the pressure at the flow guide port 206a is reduced, the reset spring pushes the first pipe 206 to move back, the first pipe 206 moves back under the push of the reset spring to impact on the fourth connecting pipe 208, the first pipe 206 generates vibration due to impact, the first pipe 206 assists in cleaning the material on the inner walls of the scraping rod 2062 and the first pipe 206, the material residue in the material conveying device 200 is further reduced, and the cleaning effect on the material conveying device 200 is improved.

Be equipped with constant head tank 206b on the first body 206 lateral wall, be equipped with the screw hole on the second body 203, threaded hole wears to be equipped with screw 2071, screw 2071 part at least is inserted and is located in constant head tank 206b, constant head tank 206b is the loop configuration, constant head tank 206b width is greater than screw 2071 diameter, make can drive whole first connecting pipe 2031 during material extrusion water conservancy diversion mouth 206a inner wall and remove, the cooperation of avoiding constant head tank 206b and screw 2071 causes the hindrance to the removal of first body 206, promote the fixed effect to first body 206 under constant head tank 206b and screw 2071's setting, avoid first body 206 directly to deviate from in the second body 203, guarantee first body 206 can normal rotation simultaneously, make and scrape pole 2062 and can clear up first body 206 inner wall.

A first air inlet 208b is arranged at one end of the second tube 203, the central axis of the first feed inlet 208a is perpendicular to the central axis of the first air inlet 208b, and the first feed inlet 208a penetrates through the first air inlet 208b; an installation groove is formed in the inner wall of the first air inlet 208b, a fourth connection ring 209 is arranged in the installation groove, a connection block 2091 is arranged on the fourth connection ring 209, a guide block 2092 is arranged on the connection block 2091, a flow guide surface is arranged on the guide block 2092, and the guide block 2092 is arranged below the first feed port 208 a; a fifth connecting pipe 210 is connected to the first air inlet 208b through threads, one end of the fifth connecting pipe 210 is provided with a convex ring 2101, when the fifth connecting pipe 210 is fixed to the first air inlet 208b through threads, the convex ring 2101 abuts against the fourth connecting ring 209, the convex ring 2101 provides a supporting force for the fourth connecting ring 209 to abut against the fourth connecting ring 209 in the mounting groove, and the fourth connecting ring 209 is mounted; fifth connecting tube 210 is connected to the first outlet pipe via a third gas pipe 2102, and the gas discharged from cooling chamber 103a directly enters first inlet 208b of feeding apparatus 200 via third gas pipe 2102.

With the guide block 2092 set, the diameter at the first air inlet 208b is decreased, increasing the airflow rate at the first air inlet 208b; the raw materials that drop from discharging pipe 112 fall on guide block 2092, and the material rolls along the water conservancy diversion face surface, makes the material produce the trend toward the motion of first body 206 direction, and the cooperation is toward the air current that first body 206 direction flows, and the drive material is transported in entering into first body 206, avoids the material to pile up in first feed inlet 208a department.

Preferably, the first air inlet pipe 111 adopts an intermittent ventilation mode to convey air flow, the bottom end of the guide block 2092 is rotatably connected to the connecting block 2091, the discharge pipe 112 is made of rubber, and a projection 1121 is arranged on the inner wall of the bottom end of the discharge pipe 112.

When the first air inlet pipe 111 is ventilated, air flow enters the first air inlet 208b after passing through the cooling cavity 103a, the air flow passes through the connecting block 2091 and the inner wall of the first air inlet 208b, the air flow pushes the guide block 2092 to turn upwards, the guide block 2092 turns over to be in a horizontal state, the guide block 2092 accommodates and shields part of the discharge area of the discharge pipe 112, the outlet of the discharge pipe 112 is reduced, negative pressure is generated in the fourth connecting pipe 208 when the air flow passes through the fourth connecting pipe 208, so that suction is generated below the discharge pipe 112, materials in the discharge pipe 112 push the projection 1121 to move against the projection 1121, the projection 1121 pulls the side wall of the discharge pipe 112 to deform, and the side wall of the discharge pipe 112 is stretched; the material enters the first tube 206 along with the airflow, the material pushes the first tube 206 to move against the inner wall of the diversion port 206a, the material pushes the first tube 206 to move, and the return spring contracts; when the first air inlet pipe 111 is not ventilated, air flow does not enter the first air inlet 208b any more, the guide block 2092 turns downwards under the pushing of gravity and materials, the area of the discharge hole of the discharge pipe 112 is increased, the materials in the discharge pipe 112 fall from the discharge pipe 112, no suction force exists on the inner wall of the fourth connecting pipe 208, the discharge pipe 112 contracts under the action of self elasticity, so that the discharge pipe 112 vibrates per se to shake the materials on the inner wall of the discharge pipe 112 and reduce the adhesion on the inner wall of the discharge pipe 112; when the air current no longer enters into first air inlet 208b, the material no longer continues to remove in toward first body 206, and reset spring promotes first body 206 and moves backward, and first body 206 moves backward the striking on fourth connecting pipe 208, produces vibrations on first body 206, shakes off the material on the inner wall of first body 206, reduces the material of adhesion on first body 206 inner wall to do the clearance to first body 206.

As shown in fig. 11 to 18, the spray drying apparatus 300 includes a drying drum 307, a first feeding pipe 302, an air inlet pipe 301, a nozzle 305, and a scroll 303.

Drum 307 is configured to have a drying chamber for drying the material; a first feed pipe 302 introduces the raw materials into the drying chamber; the air inlet pipe 301 introduces hot air into the drying cavity; the nozzle 305 blows a hot air flow into the drying chamber onto the raw material to dry the raw material; the volute 303 is communicated with the air inlet pipe 301, so that a rotating air flow is blown out of the nozzle 305; an air outlet is formed in the inner wall of the worm disc 303, a porous plate 304 is arranged in the air outlet, and the porous plate 304 is of a circular structure; the nozzle 305 is a conical structure, a plurality of heating plates 3051 are arranged on the inner wall of the nozzle 305, the airflow ejected from the nozzle 305 passes through the heating plates 3051, and the heating plates 3051 are used for heating the airflow ejected from the nozzle 305, so that hot airflow is obtained to dry the material.

The bottom of the second tube 203 is provided with a first material delivery pipe 211, the first material delivery pipe 211 is inserted into the first material inlet pipe 302, the first material delivery pipe 211 is made of rubber material, the porous plate 304 is provided with a fifth connecting ring 3041, the fifth connecting ring 3041 is provided with a third fan 3042 which enters the worm disc 303 along with hot air flow and drives the porous plate 304 to rotate, the porous plate 304 is connected with a connecting disc 3043, the first material inlet pipe 302 and the first material delivery pipe 211 are both arranged, the connecting disc 3043 is inserted between the two sections of the first material inlet pipe 302 and the two sections of the first material delivery pipe 211, the connecting disc 3043 is provided with an annular through groove 304a, a baffle 3044 is arranged in the annular through groove 304a, the position of the first material delivery pipe 211 is opposite to the annular through groove 304a, and when the porous plate 304 drives the connecting disc 3043 to rotate, the baffle 3044 intermittently rotates to the first material delivery pipe 211 to seal the first material delivery pipe 211.

When air flow enters the worm disc 303 from the air inlet pipe 301, the air flow entering the worm disc 303 flows along the inner wall of the worm disc 303, the air flow forms a rotational flowing air flow under the shape of the worm disc 303, when the air flow flows in the worm disc 303, the third fan 3042 is pushed, the third fan 3042 drives the porous plate 304 to rotate, part of the air flow in the worm disc 303 flows out of the porous plate 304, the air flow leaking from the porous plate 304 flows to the nozzle 305 to contact with the heating plate 3051, and the air flow is heated by the heating plate 3051; when the annular through groove 304a is located at the bottom of the first material conveying pipe 211, the material in the second pipe body 203 enters the drying cylinder 307 through the first material conveying pipe 211; when the baffle 3044 rotates to the bottom of the first material conveying pipe 211, the baffle 3044 seals the first material conveying pipe 211, the second pipe 203 still continuously conveys the materials into the first material conveying pipe 211, and the inner wall of the first material conveying pipe 211 is extruded after the amount of the materials in the first material conveying pipe 211 is increased, so that the side wall of the first material conveying pipe 211 is deformed; baffle 3044 removes back from first conveying pipeline 211 bottom, and first conveying pipeline 211 bottom is opened, and the material falls from first conveying pipeline 211, and the material no longer extrudes first conveying pipeline 211 inner wall, and first conveying pipeline 211 resumes deformation under self elastic action, produces vibrations on first conveying pipeline 211, shakes the material on first conveying pipeline 211 inner wall, avoids the material adhesion on first conveying pipeline 211 inner wall, and with the gravity cooperation of material, the reduction is to the inside clearance degree of difficulty of first conveying pipeline 211.

The connecting disc 3043 is provided with a plurality of air holes 304b, so that air flow at the top of the connecting disc 3043 can flow to the lower part of the connecting disc 3043 through the connecting disc 3043 and enter the drying cylinder 307 to dry materials; the connecting plate 3043 is provided with a third bearing, so that the connecting plate 3043 rotates more smoothly relative to the first feeding pipe 302.

The air current carries out the heat transfer with the coolant liquid after the cooling chamber 103a, plays preheating treatment to the air current, makes the air current heat up, and the air current that enters into first body 206 is the air current that has the temperature, and this part air current plays preheating function to the raw materials after mixing with the raw materials, cooperates follow-up stoving section of thick bamboo 307 setting, accomplishes the drying process to the raw materials.

As a further preferred scheme, a guide plate 306 is further arranged in the drying cylinder 307, the guide plate 306 is of a conical structure, the guide plate 306 is hollow, a through hole 306a is formed in the bottom of the guide plate 306, a plurality of second through grooves 306b are formed in the side wall of the guide plate 306, an inclined plane is further arranged at the bottom of the guide plate 306, the through hole 306a is formed in the bottom end of the inclined plane, and the guide plate 306 is fixed to the top of the drying cylinder 307 through bolts.

When the baffle 3044 closes the first material conveying pipe 211, more materials are accumulated in the first material conveying pipe 211, and when the baffle 3044 is moved away from the bottom of the first material conveying pipe 211, a large amount of materials directly fall off, and the baffle 306 is used for carrying the materials, so that the materials are prevented from directly falling out of the drying cylinder 307, the retention time of the materials in the drying cylinder 307 is prolonged, and the drying effect on the materials is ensured; through the setting of second logical groove 306b, avoid the material adhesion to be dry the back adhesion on guide plate 306 inner wall when guide plate 306 lateral wall descends along guide plate 306, make this part of material directly pass through on guide plate 306, reduce the clearance degree of difficulty to guide plate 306.

A cyclone 403 is arranged on one side of the spray drying equipment 300, a second material conveying pipe 402 is arranged at the bottom of a drying cylinder 307, the second material conveying pipe 402 is connected with an inlet of the cyclone 403, a third material conveying pipe is connected at an outlet of the cyclone 403, the third material conveying pipe is communicated with a first fan 404, the first fan 404 generates suction in the third material conveying pipe, so that the suction is generated in the second material conveying pipe 402, the dried material in the drying cylinder 307 is sucked into the cyclone 403 through the second material conveying pipe 402, the dye is screened by the cyclone 403, the final product dye is obtained, and the finished product effect of the dye is ensured.

First fan 404 sets up in drying cylinder 307 below, first fan 404 offside is equipped with second fan 405, be connected with fourth gas-supply pipe and fifth gas-supply pipe on the second fan 405, the fourth gas-supply pipe is linked together with first intake pipe 111, the fifth gas-supply pipe is linked together with air-supply line 301, second fan 405 provides the air current for cooling chamber 103a and drying cylinder 307, reduce the material residue in feeding equipment 200, discharging pipe 112 and the first feeding pipe 211, guarantee dyestuff product quality.

The sanding device, the material conveying device 200, the spray drying device 300 and the cyclone separator 403 are all arranged on one mounting rack 400, and all devices are integrated together through the mounting rack 400, so that the whole dye processing is automatically carried out, and the convenience of dye processing is improved; the mounting frame 400 is provided with an operation table 401, and all the devices can be controlled by using the operation table 401, so that the controllability of the whole device is improved.

The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention in the embodiments of the present disclosure is not limited to the specific combination of the above-mentioned features, but also encompasses other embodiments in which any combination of the above-mentioned features or their equivalents is made without departing from the inventive concept as defined above. For example, the above features and (but not limited to) technical features with similar functions disclosed in the embodiments of the present disclosure are mutually replaced to form the technical solution.

Claims

1. A method for preparing a dye, which is characterized by comprising the following steps: the method comprises the following steps:

a. mixing and crushing the materials to obtain a treated raw material;

b. transferring the treated raw materials into drying equipment in a complete discharging mode, and drying the raw materials;

c. collecting the dried dye;

wherein the step of transferring the raw material into the drying apparatus in a fully discharged manner is performed by a conveying apparatus comprising:

the first pipe bodies are used for conveying the raw materials into the drying equipment;

the second pipe body is sleeved outside the first pipe body;

the first gas pipe protrudes out of the first side of the second pipe body;

the second gas pipe is arranged on a second side of the second pipe body, which is opposite to the first side;

the scraping rod is arranged in the second pipe body;

the first pipe body is rotatably connected to the second pipe body, the first pipe body is driven to rotate around a pivot middle shaft in a forward direction relative to the scraping rod when the first gas pipe is ventilated, and the first pipe body is driven to rotate around the pivot middle shaft in a reverse direction relative to the scraping rod when the second gas pipe is ventilated.

2. The method of preparing a dye according to claim 1, wherein: the conveying apparatus further includes:

the first air transmission cavity is arranged on the first side of the second pipe body;

the second air transmission cavity is arranged on the second side of the second pipe body;

the first air delivery pipe is communicated with the first air delivery cavity, and the second air delivery pipe is communicated with the second air delivery cavity.

3. The process for the preparation of dyes according to claim 2, characterized in that: the first annular groove is formed in the first pipe body, a plurality of first fan blades are arranged on the inner wall of the first annular groove, and the first connecting pipe communicated with the first gas transmission cavity and the second connecting pipe communicated with the second gas transmission cavity are arranged on the second pipe body.

4. The process for the preparation of dyes according to claim 1, characterized in that: one end of the first pipe body is provided with a third connecting pipe, and the other end of the first pipe body is provided with a connecting groove corresponding to the third connecting pipe.

5. The process for the preparation of dyes according to claim 1, characterized in that: defeated material equipment still includes:

one end of the return spring is fixedly connected with the inner wall of the second pipe body;

the supporting plate is fixedly connected to the return spring;

the first pipe body abuts against the supporting plate.

6. The process for the preparation of dyes according to claim 1, characterized in that: one end of the first pipe body is provided with a flow guide opening, and the inner wall of the flow guide opening is gathered towards the direction of the first pivot center shaft.

7. The method of preparing a dye according to claim 1, wherein: the side wall of the first pipe body is provided with a positioning groove, the second pipe body is provided with a threaded hole, a screw penetrates through the threaded hole, and at least part of the screw is inserted into the positioning groove.

8. The process for the preparation of dyes according to claim 7, characterized in that: one end of the first pipe body is provided with a first connecting ring, the scraping rod is arranged on the first connecting ring, and the scraping rod arranged on one of the first pipe bodies penetrates through the first pipe body adjacent to the first pipe body.

9. The method of preparing a dye according to claim 1, wherein: defeated material equipment still includes:

the first feed inlet is communicated with the first pipe body;

the first air inlet is arranged at one end of the second pipe body;

the central axis of the first feed inlet is perpendicular to the central axis of the first air inlet, and the first feed inlet penetrates through the first air inlet.

10. The process for the preparation of dyes according to claim 1, characterized in that: be equipped with the connecting block in the first air inlet, be equipped with the guide block on the connecting block, the guide block top is equipped with the water conservancy diversion face, the guide block is located first feed inlet below.