CN110542114A

CN110542114A - Throwing machine

Info

Publication number: CN110542114A
Application number: CN201810525836.1A
Authority: CN
Inventors: 张金旗
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-28
Filing date: 2018-05-28
Publication date: 2019-12-06
Anticipated expiration: 2038-05-28
Also published as: CN110542114B

Abstract

the invention discloses a material throwing machine which is suitable for the field of combustion heating and the field of conveying and throwing granular materials. The thrower is used in the field of combustion heating to throw biomass granular fuel into a combustion furnace according to a certain geometric shape. The material throwing machine comprises: the front of the shell is provided with a discharge hole, and the back of the shell is provided with a blowpipe; the spiral distributor is provided with a receiving hopper above and a distributing pipe below and connected with the shell; the material throwing disc, the total 2 of material throwing disc, but not limited to 2 install in the casing, the band pulley is equipped with to one end of material throwing disc, connects driving system. The existing thrower can only throw biomass granular fuel into a combustion chamber, but accumulates to form a dune in the combustion chamber, and cannot be uniformly dispersed according to the shape and the size of the combustion chamber, so that combustion ventilation is seriously influenced, insufficient combustion is caused, and black smoke is generated.

Description

Throwing machine

Technical Field

The invention is mainly suitable for the field of combustion heating, is used on combustion equipment using biomass particles as fuel, and is also suitable for conveying and scattering other particle materials.

background

In the correlation technique, carry into the combustion chamber with the spiral material loading machine with living beings pellet fuel and burn, living beings pellet material is when getting into the combustion chamber, there is the living beings pellet fuel dispersion that the air-blower will carry, fall into the combustion chamber, nevertheless because of living beings pellet proportion is great, wind-force is limited to the effect of dispersing living beings granule, can't make the living beings pellet fuel evenly distributed who falls into furnace at all, cause living beings pellet fuel to pile up into the mound in furnace, cause the ventilative uneven, fuel is extravagant, situation such as easy production black cigarette in the combustion process.

Disclosure of Invention

According to the thrower, the biomass fuel can be uniformly dispersed in the combustion chambers with different sizes and different shapes through electrical control, the problem that the biomass granular fuel cannot be uniformly distributed when entering the combustion chambers can be solved, the biomass granular fuel is uniformly ventilated in a hearth, the combustion is full, the fuel is saved, and black smoke is reduced.

A material throwing machine implemented according to the invention comprises:

The air inlet pipe is arranged on the shell;

The spiral distributor is arranged on the upper part of the shell and comprises a machine barrel, a receiving hopper and a distributing pipe;

and the material throwing discs are arranged inside the shell, and the number of the material throwing discs is two, but not limited to two.

The upper part of the shell is connected with the spiral distributor; a material throwing disc for rotating is arranged in the shell; the material throwing disc is arranged in the shaft sleeve of the shell through a rotating shaft.

an annular partition plate is arranged between the two throwing trays; the partition plate is provided with an air inlet hole; the air inlet hole is connected with an air inlet pipe behind the shell.

The shaft sleeve comprises a bearing and a dustproof sealing piece.

And a mounting connecting plate is arranged on the edge of the discharge hole of the shell.

the machine barrel is connected with the receiving hopper; the material distributing pipe is herringbone, the upper surface of the material distributing pipe is connected with the machine barrel, and the lower surface of the material distributing pipe is connected with the shell.

The machine barrel comprises a spiral, a bearing and an end cover; the end covers are connected with two ends of the machine barrel; the bearing is arranged on the end cover, and the spiral is formed by fixing two blades with opposite rotation directions on a shaft used for rotating; the shaft for rotation is mounted on bearings in the end cap of the barrel; one end of the shaft for rotation is provided with a belt wheel and is connected with the power system 1.

the throwing disc is arranged on a bearing in a shaft sleeve of the shell through a rotating shaft; and one end of the material throwing disc rotating shaft is provided with a belt wheel which is connected with the power system 2.

The material throwing blade of the material throwing disc is divided into an upper layer and a lower layer, and the center of the material throwing disc is provided with a material distributing cone.

Drawings

Fig. 1 is a schematic view of a projectile machine implemented in accordance with the present invention.

FIG. 2 is a schematic view of a spiral distributor implemented according to the present invention.

Figure 3 is a schematic view of a rejection tray in accordance with the present invention.

Reference numerals:

A material thrower 100.

A spiral distributor 10; a housing 20; a material-throwing disk 30 is arranged on the material-throwing disk,

A receiving hopper 11, a machine barrel 12, a material distributing pipe 13, an end cover 14, a screw 15, a bearing 16, a belt wheel 17, a rotating shaft 18,

The air blowing pipe 21, the annular partition plate 22, the shaft sleeve 23, the dustproof sealing piece 24, the bearing 25, the discharge hole 26 and the connecting plate 27

Upper blade 31, lower blade 32, pivot 33, band pulley 34, branch material awl 35.

Detailed Description

The embodiments of the invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout, are exemplary and are intended to be illustrative of the invention, and not to be construed as limiting the invention.

The embodiment of the invention has no auxiliary equipment, such as a spiral feeding machine; a driving part such as a motor and a speed reducer; and electrical control section, but no section without claims should be taken as limiting the invention.

The present invention throwing machine 100 is described below with reference to fig. 1-3.

As shown in fig. 1, the material throwing machine 100 according to the present invention includes a spiral distributor 10, a casing 20, and a material throwing disk 30.

The thrower 100 is fixed on the combustion equipment through a connecting plate 27.

The receiving hopper 11 of the material throwing machine 100 is used for receiving materials conveyed by other equipment, such as a spiral feeding machine and the like, and can also be used for directly storing the materials.

As shown in fig. 1, a shaft sleeve 23 is disposed in the housing 20, and a dust seal 24 and a bearing 25 are disposed inside the shaft sleeve 23.

The material throwing disk 30 is mounted in the bearing 25 and the sealing member 24 through a rotating shaft 33.

The lower end of the rotating shaft 33 is provided with a belt wheel 34, and the belt wheel 34 is connected with a separate power system to obtain rotary power.

The annular partition 22 is used for separating the two throwing disks and respectively rotating the two throwing disks.

In fig. 2, the receiving hopper 11 of the screw dispenser according to the invention is shown connected to the barrel 12, and the dispensing pipe 13 is connected to both the barrel 12 and the casing 20.

As shown in figure 2, two ends of the machine barrel are provided with end covers 14, bearings 16 are arranged on the end covers, two ends of a rotating shaft 18 are respectively arranged in the bearings 16, and a belt wheel 17 is arranged at one end of the rotating shaft 18 and is connected with an independent power system.

The operation of the thrower according to the invention is described below:

when the material throwing machine 100 operates, the material in the receiving hopper 11 on the spiral distributor 10 is filled with the material, the belt wheel 17 rotates under the action of external power, and the material moves towards the two material distributing pipes under the action of two sections of reverse spiral blades on the spiral 15 and falls onto the material throwing disc in the shell through the material distributing pipes.

when the material throwing machine 100 operates, the belt wheel 34 on the material throwing disk 30 starts to rotate under the action of another external power, when a material enters the material throwing disk 30, the material passes through the material distributing cone 35 on the material throwing disk 30 and is forced to move towards the edge of the material throwing disk 30 under the action of centrifugal force, the upper blade 31 of the material throwing disk 30 accelerates the material, and when the material passes through the discharge hole 26, the material is thrown out along the tangential direction of the material throwing disk 30;

The material throwing machine 100 has two material throwing discs which run simultaneously, so that the material throwing surface formed in front of the material outlet 26 is in a regular fan shape; the electric control part can endow the throwing disc with different speed curves according to the shape and the size of the combustion chamber, so that the throwing materials are uniformly distributed in the combustion chamber.

The number of the throwing disks of the throwing machine 100 is 2, but not limited to 2, and may also be 1, and there may be more according to the size of the combustion chamber.

Few parts of the materials fall under the throwing disk in the throwing process, the throwing disk 30 is blocked due to long-term accumulation, and the falling materials are thrown out again by the lower blade 32 of the throwing disk 30.

The thrower 100 is installed on a heating device, the thrower 100 can receive the conduction heat and partial radiation heat of the heating device, the high temperature of the thrower 100 is caused, the safety of the device is affected, and the blowpipe 21 can resist heat and radiate the thrower 100, so that the device is prevented from being damaged.

The blowpipe 21 is connected to the external fan system 3.

The total number of the power systems of the material throwing machine 100 is 3, and the power systems of the material distributor 1, the material throwing disc 2 and the fan system 3 and 3 are controlled in a unified way and do not operate respectively.

The material throwing machine 100 is not limited to the installation and operation mode, and the material throwing machine can be fixed on a spiral feeding machine and can be in butt joint with a combustion device, and the spiral feeding machine and the material throwing machine can be controlled simultaneously.

The thrower 100 can also be provided with a stand and wheels independently, and becomes independent running equipment and can be used in butt joint with combustion equipment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", and the like, which refer to orientations and positional relationships based on those shown in the drawings, are used for convenience in simplifying the description of the present invention, and do not indicate or imply that a particular orientation of a device or element referred to must be achieved, constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention,

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements or in a relationship wherein the two elements interact with each other unless expressly stated otherwise. To those of ordinary skill in the art, the specific meaning of the terms in the present invention can be understood according to specific circumstances.

In the present invention, unless otherwise specified or limited, the first feature "on" or "under" the second feature may be directly contacted with the second feature or indirectly contacted with the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely below the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine features of different embodiments or examples and of different embodiments or examples described in this specification without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A material throwing machine, comprising:

The shell comprises a discharge port, a blowing pipe, a shaft sleeve, a bearing and a dustproof sealing piece, wherein the dustproof sealing piece and the bearing are arranged inside the shaft sleeve.

2. The spiral distributor comprises a receiving hopper, a machine barrel and a material distributing pipe.

3. And the material throwing disc is used for rotating and is arranged in the shell.

4. The material throwing machine as claimed in claim 1, wherein the semi-annular partition inside the casing has air inlet holes, and the air inlet holes are communicated with the blowing pipe.

5. The material throwing machine according to claim 1, wherein the spiral distributor comprises a receiving hopper, a machine barrel and a spiral, and the receiving hopper is connected with the machine barrel;

The screw is disposed inside the barrel.

6. The material throwing machine according to claim 1 and 3, wherein the two material distributing pipes are provided with 2 groups of corresponding holes on the machine barrel, and the edge distance size of the 2 groups of corresponding holes is larger than the maximum size of the corresponding holes of the feed port on the machine barrel.

7. the material thrower of claim 3, wherein the spiral comprises two oppositely-handed helical blades fixed to a shaft for rotation.

8. The material throwing machine as claimed in claim 1, wherein the material throwing disc has two, but not limited to two, material throwing discs.

9. The material throwing machine as claimed in claim 8, wherein the material throwing disc has upper and lower blades, and the blades are installed at an angle of 25-35 degrees with the radial line of the disc.

10. The material thrower of claims 8-9, wherein the material throwing disk further comprises 2 pulleys for rotation, the material throwing disk being disposed for rotation within a sleeve on the housing.