CN117753537A - heatable spiral feeder for pulverizer - Google Patents

Abstract

The invention discloses a heatable spiral feeder for a pulverizer, which relates to the technical field of spiral feeders, and comprises: the movable support, can dismantle the pipe fitting, heating element, actuating assembly installs can dismantle the pipe fitting top, actuating assembly is used for the transport power of material, be provided with circulation filter assembly in the actuating assembly, circulation filter assembly is arranged in the circulation filtration of lubricating oil, in having solved present screw feeder for the rubbing crusher use, screw feeder function is more single, some screw feeders lack heating function, the possible partial material exists the moist condition, the coagulation appears in the material that leads to follow-up smashing, and some screw feeders are in use, internal blockage can appear, and the inside jam can increase worker's the processing degree of difficulty, reduce efficiency, in long-time work simultaneously, can appear can receive the influence of impurity between the gear, increase wearing and tearing between the gear, influence gear life's problem.

Description

heatable spiral feeder for pulverizer

Technical Field

The invention relates to the technical field of spiral feeding machines, in particular to a heatable spiral feeding machine for a pulverizer.

Background

The automatic spiral feeder is mainly used for feeding powder and granules, is suitable for feeding equipment with certain height requirements in the industries of food, chemical industry, building materials, plastics, packaging and the like, and is used for quantitatively packaging powder, powder and powdery materials in the industries of chemical industry, food, agricultural and sideline products and the like; such as: milk powder, starch, pesticides, veterinary drugs, premix, additives, condiments, feeds, enzyme preparations, etc.

At present, in the use of screw feeding machine for the pulverizer, screw feeding machine functions are more single, some screw feeding machines lack heating function, and possibly some materials have moist condition, so that the follow-up pulverized materials appear condensing, and some screw feeding machines are in use, internal blockage can appear, and the internal blockage can increase worker's processing difficulty, and inefficiency, in long-time work, can appear between the gears and can receive the influence of impurity, increase wearing and tearing between the gears, influence gear life, in order to solve the above-mentioned problem, the present provides a heatable screw feeding machine for the pulverizer.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.

The present invention has been made in view of the above-mentioned problems with heatable screw feeders for pulverizers.

therefore, the invention aims to provide a heatable spiral feeder for a pulverizer.

In order to solve the technical problems, the invention provides the following technical scheme: the spiral feeding machine comprises a movable bracket, a movable support and a movable support, wherein the movable bracket is used for moving a spiral feeding machine; the detachable pipe fitting is arranged on the top side of the movable support, the surface of the bottom side of the top end of the detachable pipe fitting is fixedly communicated with a blanking pipe, and the top side of the bottom end of the detachable pipe fitting is fixedly communicated with a feeding shell; the heating component is arranged at the bottom end of the detachable pipe fitting; the driving assembly is arranged at the top end of the detachable pipe fitting and used for conveying power of materials, and a circulating filter assembly is arranged in the driving assembly and used for circulating filtration of lubricating oil.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the movable support comprises a connecting seat fixedly arranged at the bottom end of the detachable pipe fitting, a supporting seat fixedly arranged at the top side of the right end of the connecting seat, and casters fixedly arranged at the bottom side of the connecting seat.

as a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the four corner positions of connecting seat bottom fixed mounting have the truckle, the connecting seat right-hand member passes through supporting seat and can dismantle pipe fitting middle part fixed connection.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the detachable pipe fitting comprises a conveying pipeline fixedly installed on the top side of the connecting seat, a protecting shell connected with the top side of the conveying pipeline in a clamping mode, an arc-shaped shell fixedly installed on the inner wall of the protecting shell, and a mounting bolt used for fixing between the protecting shell and the conveying pipeline.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the thickness of protecting crust and arc shell is equal with pipeline's thickness, the arc shell with pipeline inner wall block is connected, four corner positions threaded connection of protecting crust has four mounting bolts, four the mounting bolt end runs through protecting crust and pipeline surface threaded connection.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the driving assembly comprises a servo motor fixedly installed on the top side surface of the top end of the conveying pipeline through a motor frame, a first gear connected with the tail end of an output shaft of the servo motor, a second gear connected with one side of the first gear in a meshed mode, a rotating shaft connected with the second gear and a spiral blade fixedly welded on the surface of the rotating shaft.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the first gear and the second gear are arranged in the gear box, the gear box is fixedly connected with the side top end of the conveying pipeline through a fixing support, the output shaft of the servo motor and one end of the rotating shaft penetrate through the side surface of the gear box, a circulating filter assembly is arranged in the gear box, and a heating cavity extending to the inside of the rotating shaft is formed in one end of the rotating shaft.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the circulating filter assembly comprises a filter arranged on the inner wall of the lowest part of the inner cavity at one side of the gear box, an extraction pipe fixedly communicated with the oil outlet end of the filter, an extraction pump fixedly communicated with the extraction pipe, a discharge pipe fixedly communicated with the output end of the extraction pump, and a spray head fixedly communicated with the discharge pipe.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the heating component comprises a mounting seat arranged at the bottom end of the conveying pipeline, a limiting seat fixedly connected with the side surface of the mounting seat, a sleeve arranged on the side surface of the limiting seat, a bearing arranged on the inner wall of the sleeve, a fixed cylinder fixedly inlaid in the middle of the limiting seat, a rotating ball rotationally connected with the side surface of one end of the fixed cylinder, and an electric heating rod fixedly arranged on the side surface of the limiting seat.

As a preferable mode of the heatable screw feeder for a pulverizer according to the present invention, wherein: the fixed cylinder is characterized in that a plurality of rotating beads are annularly distributed on the side surface of one end of the fixed cylinder, the rotating beads are in rolling connection with the inner wall of the heating cavity, an electric heating rod is arranged in the inner cavity of the fixed cylinder, and the other end of the electric heating rod stretches into the heating cavity.

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

The invention relates to a heatable spiral feeder for a pulverizer, wherein a protective shell drives an arc shell with a fixedly installed inner wall to be clamped with a conveying pipeline, the arc shell and the protective shell are conveniently fixed in a sealing manner in the conveying pipeline through fixing bolts, so that stable conveying materials of the conveying pipeline are ensured, when the interior of the conveying pipeline is blocked, the installation bolts are detached, the interior of the conveying pipeline is conveniently opened through detaching the protective shell and the arc shell, the blocking problem is convenient to check and treat, an electric heating rod stretches into a heating cavity formed in a rotating shaft, the electric heating rod heats the conveying pipeline in the heating cavity, heat is transmitted into the conveying pipeline through the rotating shaft, the conveyed materials are heated and dried through the heated heat, and the wet materials are dried, so that the subsequent pulverizer is ensured to stably pulverize the materials, and the coagulation is avoided; the first gear and the second gear are sprayed with the filtered lubricating oil in the filter through the extraction pump, so that the lubricating oil is convenient to increase in real time, the lubricating effect is guaranteed, impurities in the lubricating oil are filtered by the filter, the friction force of the impurities between the first gear and the second gear is increased, the abrasion of the first gear and the second gear is reduced, and the service lives of the first gear and the second gear are guaranteed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic view of a three-dimensional connection structure of a heatable screw feeder for a pulverizer.

fig. 2 is a schematic diagram showing the overall front cross-sectional structure of a heatable screw feeder for a pulverizer of the present invention.

FIG. 3 is a schematic diagram showing a connection structure of a protective shell and a side section of a conveying pipeline of a heatable screw feeder for a pulverizer.

fig. 4 is a schematic view of a part of the structure of the heatable screw feeder for a pulverizer of the present invention at the point a.

FIG. 5 is a schematic cross-sectional connection of a heating element and a rotating shaft of a heatable screw feeder for a pulverizer of the present invention.

FIG. 6 is a schematic view showing a part of the structure of the heatable screw feeder for a pulverizer of the present invention at B in FIG. 5.

Fig. 7 is a schematic view of a three-dimensional connection structure of a protective shell and an arc-shaped shell of a heatable spiral feeder for a pulverizer.

In the figure: 100. a movable support; 101. a connecting seat; 102. a support base; 103. casters;

200. a detachable tube; 201. a delivery conduit; 202. a protective shell; 203. an arc-shaped shell; 204. installing a bolt;

300. discharging pipes;

400. a feed housing;

500. A heating assembly; 501. a mounting base; 502. a limit seat; 503. a sleeve; 504. a bearing; 505. a fixed cylinder; 506. rotating the beads; 507. an electric heating rod;

600. a drive assembly; 601. a servo motor; 602. a gear box; 603. a first gear; 604. a second gear; 605. a rotating shaft; 6051. a heating chamber; 606. a helical blade;

607. A circulating filter assembly; 6071. a filter; 6072. an extraction tube; 6072. a pump; 6074. a discharge pipe; 6075. a spray head.

Detailed Description

in order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present invention in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Example 1

Referring to fig. 1-4 and 7, the present embodiment provides a heatable screw feeder for a pulverizer, which includes a movable support 100, the movable support 100 being used for movement of the screw feeder; the detachable pipe fitting 200 is arranged on the top side of the movable bracket 100, the surface of the bottom side of the top end of the detachable pipe fitting 200 is fixedly communicated with the blanking pipe 300, and the top side of the bottom end of the detachable pipe fitting 200 is fixedly communicated with the feeding shell 400; the driving assembly 600, the driving assembly 600 is installed at the top end of the detachable pipe fitting 200, and the driving assembly 600 is used for conveying power of materials.

the movable bracket 100 includes a connection base 101 fixedly installed at the bottom end of the detachable pipe 200, a support base 102 fixedly installed at the top side of the right end of the connection base 101, and casters 103 fixedly installed at the bottom side of the connection base 101.

casters 103 are fixedly arranged at four corner positions at the bottom end of the connecting seat 101, and the right end of the connecting seat 101 is fixedly connected with the middle part of the detachable pipe fitting 200 through a supporting seat 102.

In this embodiment, the spiral feeder is pushed to move under the rolling of the caster 103, so that the position of the spiral feeder is moved, and the right side of the connecting seat 101 supports the middle part of the detachable pipe fitting 200 through the supporting seat 102, so that the movement of the spiral feeder is stable.

The detachable pipe fitting 200 comprises a conveying pipeline 201 fixedly installed on the top side of the connecting seat 101, a protective shell 202 in clamping connection with the top side of the conveying pipeline 201, an arc-shaped shell 203 fixedly installed on the inner wall of the protective shell 202, and a mounting bolt 204 used for fixing between the protective shell 202 and the conveying pipeline 201.

Wherein, the thickness of shield shell 202 and arc shell 203 equals with the thickness of pipeline 201, arc shell 203 and pipeline 201 inner wall block are connected, four corner threaded connection of shield shell 202 has four mounting bolts 204, four mounting bolts 204 terminal run through shield shell 202 and pipeline 201 surface threaded connection, in this embodiment, shield shell 202 block is at pipeline 201 topside surface, shield shell 202 drives inner wall fixed mounting's arc shell 203 and pipeline 201 block, through the fixed of mounting bolt 204, be convenient for arc shell 203 and shield shell 202 at pipeline 201's sealed fixation, guarantee pipeline 201's stable transport material, when pipeline 201 inside appears the condition of jam, dismantle mounting bolt 204, through dismantling shield shell 202 and arc shell 203, the inside opening of pipeline 201 of being convenient for, the convenience is inspected and the jam problem is handled.

Wherein, the driving assembly 600 includes a servo motor 601 fixedly installed on the top surface of the top end of the conveying pipeline 201 through a motor frame, a first gear 603 connected with the end of the output shaft of the servo motor 601, a second gear 604 meshed with one side of the first gear 603, a rotating shaft 605 connected with the second gear 604 and a spiral blade 606 fixedly welded on the surface of the rotating shaft 605, in this embodiment, the servo motor 601 drives the first gear 603 to drive the second gear 604 to rotate, the second gear 604 drives the connected rotating shaft 605 to rotate, the spiral blade 606 fixedly connected with the surface is driven to rotate through the rotating shaft 605, and the conveying of materials is performed through the spiral blade 606.

Specifically, the first gear 603 and the second gear 604 are disposed in the gear box 602, the gear box 602 is fixedly connected with the top end of the side of the conveying pipeline 201 through a fixing bracket, and one end of an output shaft of the servo motor 601 and one end of the rotating shaft 605 penetrate through the side surface of the gear box 602.

The operation process comprises the following steps: in use, through promoting spiral feeder and rolling down at truckle 103 and remove, the position of spiral feeder of being convenient for is removed, and the connecting seat 101 right side supports detachable pipe fitting 200 middle part through supporting seat 102, the removal of spiral material loading is stable, servo motor 601 drives first gear 603 and drives second gear 604 and rotate, the pivot 605 that second gear 604 drive is connected is rotatory, drive surface fixed connection's helical blade 606 through pivot 605 and rotate, carry out the transportation of material through helical blade 606, the block of protection shell 202 is at pipeline 201 top side surface, protection shell 202 drives inner wall fixed mounting's arc shell 203 and pipeline 201 block, through the fixed of mounting bolt 204, be convenient for arc shell 203 and protection shell 202 at pipeline 201's sealed fixation, guarantee pipeline 201's stable transport material, when pipeline 201 inside appears the condition of jam, dismantle mounting bolt 204, through dismantling protection shell 202 and arc shell 203, pipeline 201 inside is opened, the convenience is checked and the jam problem is handled, satisfy the demand after the use.

Example 2

Referring to fig. 1 to 2 and 4, this embodiment differs from the first embodiment in that: the driving assembly 600 is internally provided with a circulating filter assembly 607, the circulating filter assembly 607 is used for circulating and filtering lubricating oil, the gear box 602 is internally provided with the circulating filter assembly 607, and one end of the rotating shaft 605 is provided with a heating cavity 6051 extending to the inside of the rotating shaft 605.

Specifically, the circulation filter assembly 607 includes a filter 6071 mounted on the inner wall of the lowest part of the inner cavity of one side of the gear case 602, a suction pipe 6072 fixedly connected to the oil outlet end of the filter 6071, a suction pump 6072 fixedly connected to the suction pipe 6072, a discharge pipe 6074 fixedly connected to the output end of the suction pump 6072, and a shower head 6075 fixedly connected to the discharge pipe 6074.

The rest of the structure is the same as in embodiment 1.

In the operation process, a proper amount of lubricating oil is added in the gear box 602, in the working process of the first gear 603 and the second gear 604, the lubricating oil plays a lubricating effect, the abrasion condition between the first gear 603 and the second gear 604 is reduced, the lubricating protection effect is improved, in use, the lubricating oil filtered in the filter 6071 is sprayed to the positions of the first gear 603 and the second gear 604 through the pumping pump 6072, the lubricating oil is convenient to increase in real time, the lubricating effect is ensured, the filter 6071 filters impurities in the lubricating oil, the friction force increasing condition between the first gear 603 and the second gear 604 due to the impurities is reduced, the abrasion of the first gear 603 and the second gear 604 is reduced, and the service life of the first gear 603 and the service life of the second gear 604 are ensured.

Example 3

Referring to fig. 1-2 and 5-6, this embodiment differs from the above embodiment in that: the heating assembly 500, the heating assembly 500 is installed at the bottom end of the detachable pipe fitting 200; the heating assembly 500 comprises a mounting seat 501 arranged at the bottom end of the conveying pipeline 201, a limiting seat 502 fixedly connected with the side surface of the mounting seat 501, a sleeve 503 arranged on the side surface of the limiting seat 502, a bearing 504 arranged on the inner wall of the sleeve 503, a fixed cylinder 505 fixedly inlaid in the middle of the limiting seat 502, a rotating ball 506 rotatably connected with the side surface of one end of the fixed cylinder 505, and an electric heating rod 507 fixedly arranged on the surface of the limiting seat 502.

Wherein: a plurality of rotating beads 506 are annularly distributed on the surface of one end side of the fixed cylinder 505, the rotating beads 506 are in rolling connection with the inner wall of the heating cavity 6051, an electric heating rod 507 is arranged in the inner cavity of the fixed cylinder 505, and the other end of the electric heating rod 507 extends into the heating cavity 6051.

The rest of the structure is the same as in embodiment 2.

The operation process comprises the following steps: the device is arranged at the bottom end of the conveying pipeline 201, the limiting seat 502 is embedded with the conveying pipeline 201, the bottom end of the rotating shaft 605 is rotationally attached to the limiting seat 502, the rotating shaft 605 is sleeved in an inner cavity of the bearing 504, friction in the rotating process of the rotating shaft 605 is reduced through the arrangement of the bearing 504, an electric heating rod 507 fixedly arranged at one side of the limiting seat 502 extends into a heating cavity 6051 formed in the rotating shaft 605, heat is transmitted into the conveying pipeline 201 through the rotating shaft 605 by virtue of the electric heating rod 507, the conveyed materials are heated and dried by virtue of the heated heat, the wet materials are dried, the stable smashing of the materials of a follow-up pulverizer is guaranteed, the situation of condensation is avoided, and the rotating ball 506 in the heating cavity 6051 of the rotating shaft 605 is in rolling connection with the rotating ball 506 on the outer side surface of the fixed cylinder 505, so that the rotating shaft 605 is convenient to rotate.

It is important to note that the construction and arrangement of the application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present application. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present applications. Therefore, the application is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.

Claims (10)

1. A heatable screw feeder for a pulverizer is characterized by comprising,

a movable support (100), the movable support (100) being used for movement of the spiral feeder;

The detachable pipe fitting (200), the detachable pipe fitting (200) is arranged on the top side of the movable bracket (100), a blanking pipe (300) is fixedly communicated with the surface of the bottom side of the top end of the detachable pipe fitting (200), and a feeding shell (400) is fixedly communicated with the top side of the bottom end of the detachable pipe fitting (200);

The heating component (500) is arranged at the bottom end of the detachable pipe fitting (200);

the driving assembly (600), the driving assembly (600) is installed can dismantle pipe fitting (200) top, the driving assembly (600) is used for the conveying power of material, be provided with circulation filter assembly (607) in the driving assembly (600), circulation filter assembly (607) are used for the circulation filtration of lubricating oil.

2. The heatable screw feeder for a pulverizer as set forth in claim 1, wherein: the movable support (100) comprises a connecting seat (101) fixedly installed at the bottom end of the detachable pipe fitting (200), a supporting seat (102) fixedly installed at the top side of the right end of the connecting seat (101), and a caster wheel (103) fixedly installed at the bottom side of the connecting seat (101).

3. A heatable screw feeder for a pulverizer as defined in claim 2, wherein: caster (103) are fixedly arranged at four corner positions at the bottom end of the connecting seat (101), and the right end of the connecting seat (101) is fixedly connected with the middle part of the detachable pipe fitting (200) through the supporting seat (102).

4. The heatable screw feeder for a pulverizer as set forth in claim 1, wherein: the detachable pipe fitting (200) comprises a conveying pipeline (201) fixedly installed on the top side of the connecting seat (101), a protective shell (202) connected with the top side of the conveying pipeline (201) in a clamping mode, an arc-shaped shell (203) fixedly installed on the inner wall of the protective shell (202), and a mounting bolt (204) used for fixing between the protective shell (202) and the conveying pipeline (201).

5. The heatable screw feeder for a pulverizer as set forth in claim 4, wherein: the thickness of protective housing (202) and arc shell (203) is equal with the thickness of pipeline (201), arc shell (203) with pipeline (201) inner wall block is connected, four corner positions threaded connection of protective housing (202) have four mounting bolt (204), four mounting bolt (204) terminal run through protective housing (202) and pipeline (201) surface threaded connection.

6. The heatable screw feeder for a pulverizer as set forth in claim 1, wherein: the driving assembly (600) comprises a servo motor (601) fixedly arranged on the top side surface of the top end of the conveying pipeline (201) through a motor frame, a first gear (603) connected with the tail end of an output shaft of the servo motor (601), a second gear (604) connected with one side of the first gear (603) in a meshed mode, a rotating shaft (605) connected with the second gear (604) and a spiral blade (606) fixedly welded on the surface of the rotating shaft (605).

7. The heatable screw feeder for a pulverizer as set forth in claim 6, wherein: the first gear (603) and the second gear (604) are arranged in the gear box (602), the gear box (602) is fixedly connected with the side top end of the conveying pipeline (201) through a fixed support, the output shaft of the servo motor (601) and one end of the rotating shaft (605) penetrate through the side surface of the gear box (602), a circulating filter assembly (607) is arranged in the gear box (602), and a heating cavity (6051) extending to the inside of the rotating shaft (605) is formed in one end of the rotating shaft (605).

8. The heatable screw feeder for a pulverizer as set forth in claim 1, wherein: the circulating filter assembly (607) comprises a filter (6071) arranged on the inner wall of the lowest part of the inner cavity at one side of the gear box (602), an extraction pipe (6072) fixedly communicated with the oil outlet end of the filter (6071), an extraction pump (6072) fixedly communicated with the extraction pipe (6072), a discharge pipe (6074) fixedly communicated with the output end of the extraction pump (6072) and a spray head (6075) fixedly communicated with the discharge pipe (6074).

9. The heatable screw feeder for a pulverizer as set forth in claim 1, wherein: the heating assembly (500) comprises a mounting seat (501) arranged at the bottom end of the conveying pipeline (201), a limiting seat (502) fixedly connected with the side surface of the mounting seat (501), a sleeve (503) arranged on the side surface of the limiting seat (502), a bearing (504) arranged on the inner wall of the sleeve (503), a fixed cylinder (505) fixedly inlaid in the middle of the limiting seat (502), a rotating ball (506) rotatably connected with the side surface of one end of the fixed cylinder (505), and an electric heating rod (507) fixedly arranged on the surface of the limiting seat (502).

10. the heatable screw feeder for a pulverizer as set forth in claim 9, wherein: the fixed cylinder (505) one end side surface annular distribution has a plurality of to change pearl (506), change pearl (506) and heating chamber (6051) inner wall roll connection, fixed cylinder (505) inner chamber is provided with electric heating rod (507), electric heating rod (507) other end stretches into in heating chamber (6051).