CN217126327U

CN217126327U - Star-shaped discharger

Info

Publication number: CN217126327U
Application number: CN202220946086.7U
Authority: CN
Inventors: 李延新
Original assignee: Beijing Digi Burner Technology Co ltd
Current assignee: Beijing Digi Burner Technology Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-08-05
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a star type tripper, including the casing, the feed inlet is seted up at the top of casing, and the discharge gate is seted up to the bottom of casing, and the both sides surface of casing is fixed connection left end lid and right-hand member lid respectively, and the equal fixedly connected with bearing of center department of left end lid and right-hand member lid sets up star type rotor in the casing, and star type rotor includes that pivot and axial cross-section are radial and are fixed in the epaxial blade that changes, and the pivot is rotated with the inner circle of two bearings and is connected, and the pivot is passed the right-hand member lid and is linked to each other with the speed reducer, and the speed reducer links to each other with driving motor. Wherein, the discharge gate is right trapezoid discharge gate, and two bases of right trapezoid are perpendicular with the pivot, and right trapezoid's straight flange is parallel with the pivot, and right trapezoid's hypotenuse intersects with a plurality of blade slope, makes the material between a plurality of blades can fall simultaneously to the continuous steady output of material has been realized.

Description

Star-shaped discharger

Technical Field

The utility model belongs to the technical field of the tripper, concretely relates to star type tripper.

Background

The star-shaped discharger is a main device for feeding other devices, and is widely applied to powdery materials and granular materials. The discharge gate of conventional star type tripper is axial parallel arrangement, and the single check material in its star type rotor falls simultaneously, causes the unstable pulsation output of material. How to provide a star-shaped tripper that can realize the continuous steady output of material is a problem that needs to solve urgently.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that exists among the prior art, the utility model provides a star type tripper. The star-shaped discharger comprises a shell, wherein a feeding hole is formed in the top of the shell, a discharging hole is formed in the bottom of the shell, the surfaces of the two sides of the shell are fixedly connected with a left end cover and a right end cover respectively, bearings are fixedly connected to the centers of the left end cover and the right end cover respectively, a star-shaped rotor is arranged in the shell and comprises a rotating shaft and blades, the axial cross sections of the blades are radially fixed on the rotating shaft, the rotating shaft is rotatably connected with the inner rings of the two bearings, the rotating shaft penetrates through the right end cover and is connected with a speed reducer, and the speed reducer is connected with a driving motor. The discharge port is a right trapezoid discharge port, two bottom edges of the right trapezoid are perpendicular to the rotating shaft, a straight edge of the right trapezoid is parallel to the rotating shaft, and a bevel edge of the right trapezoid is obliquely intersected with the blades.

As the utility model discloses further improve, right trapezoid's base length is less than the radial length of star type rotor.

As the utility model discloses further improve, right trapezoid's straight flange length is less than the axial length of blade.

As a further improvement of the utility model, the included angle between the hypotenuse of the right trapezoid and the rotating shaft is 15-30 degrees.

As a further improvement of the utility model, the number of the blades is 8-14, and as a further improvement of the utility model, the blades are vertically and equidistantly installed on the rotating shaft.

As a further improvement of the utility model, the distance between the blade and the gap of the shell is 0.2mm-0.5 mm.

Compared with the prior art, the utility model provides a pair of star type tripper is crossing because the blade of star type rotor and discharge gate slope make the material between a plurality of blades fall simultaneously to the continuous steady output of material has been realized.

Drawings

Fig. 1 is a schematic structural view of a star-shaped discharger disclosed in an embodiment of the present invention;

FIG. 2 is a schematic view of a discharge port of a star-shaped discharger disclosed in an embodiment of the present invention;

FIG. 3 is a material dropping schematic diagram of a conventional star-shaped discharger;

FIG. 4 is a schematic diagram of a material output waveform of a conventional star-shaped discharger;

fig. 5 is a schematic diagram of a material output waveform of a star-shaped discharger according to an embodiment of the present invention;

fig. 6 is a schematic view of material falling of a star-shaped discharger disclosed by the embodiment of the utility model.

In the figure:

1: a drive motor; 2: a speed reducer; 3: a star-shaped rotor; 4: a housing; 6: a bearing; 12: a right trapezoid hypotenuse; 13: the lower bottom edge of the right trapezoid; 14: a straight side of the right trapezoid; 15: the upper bottom edge of the right trapezoid.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The invention is described in further detail below with reference to the accompanying drawings:

as shown in figure 1, the utility model provides a star-shaped discharger. This star type tripper includes casing 4, and the feed inlet is seted up at the top of casing 4, and the discharge gate is seted up to the bottom of casing 4, and the main part of casing 4 is the cylindric that the level was placed. The left end cover and the right end cover are respectively and fixedly connected to the surfaces of the two sides of the shell 4, and materials cannot leak out of the left end cover and the right end cover. The bearing 6 is fixedly connected to the centers of the left end cover and the right end cover, the star-shaped rotor 3 is arranged in the shell 4, the star-shaped rotor 3 comprises a rotating shaft and 12 blades, the axial sections of the blades are radially fixed on the rotating shaft 7, the blades are rectangular plates, the blades are vertically and equidistantly installed on the rotating shaft, and the distance between the blades and the shell 4 is 0.2mm-0.5 mm. The rotating shaft is rotatably connected with the inner rings of the two bearings 6, penetrates through the right end cover and is connected with the speed reducer 2. The speed reducer 2 is connected with the driving motor 1. As shown in FIG. 2, the discharging hole 9 is a right trapezoid discharging hole, the upper base 15 and the lower base 13 of the right trapezoid are perpendicular to the rotating shaft, and the length of the base of the right trapezoid is smaller than the radial length of the star-shaped rotor. The straight side 14 of the right trapezoid is parallel to the rotating shaft, and the length of the straight side 14 of the right trapezoid is smaller than the axial length of the blade. The oblique side 12 of the right trapezoid intersects with the plurality of blades in an oblique manner, and the oblique side 12 of the right trapezoid forms an angle of 19 degrees with the rotating shaft. The right trapezoid discharge hole can enable materials among the blades to fall off simultaneously, and therefore continuous and stable output of the materials is achieved.

The current situation of a conventional star-shaped discharger is as follows:

the discharge gate of conventional star type tripper is axial parallel arrangement, and the discharge gate is crossing with the pivot slope not, leads to the single check material of star rotor to fall simultaneously, and the material presents unstable pulsation output. The output waveform of the conventional star-shaped discharger is shown in figure 4, and the material falling is shown in figure 3.

The utility model discloses the theory of operation of star type tripper:

the utility model discloses the discharge gate of star type tripper is right trapezoid, and right trapezoid's hypotenuse is crossing with a plurality of blade slope, can make the material between a plurality of blades fall simultaneously to the continuous steady output of material has been realized. The utility model discloses the output waveform of star type tripper is as shown in figure 5, and the material falls the schematic as shown in figure 6.

And (4) conclusion:

the utility model provides a star type tripper, the blade of its star type rotor intersects with the discharge gate slope, makes the material between a plurality of blades can fall simultaneously to the continuous steady output of material has been realized.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A star-shaped discharger comprises a shell, a feed inlet is arranged at the top of the shell, a discharge outlet is arranged at the bottom of the shell, the surfaces of the two sides of the shell are respectively and fixedly connected with a left end cover and a right end cover, bearings are fixedly connected at the centers of the left end cover and the right end cover, a star-shaped rotor is arranged in the shell and comprises a rotating shaft and blades, the axial sections of the blades are radially fixed on the rotating shaft, the rotating shaft is rotatably connected with the inner rings of the two bearings, the rotating shaft penetrates through the right end cover and is connected with a speed reducer, and the speed reducer is connected with a driving motor,

the discharge port is a right trapezoid discharge port, two bottom edges of the right trapezoid are perpendicular to the rotating shaft, a straight edge of the right trapezoid is parallel to the rotating shaft, and a bevel edge of the right trapezoid is obliquely intersected with the blades.

2. The star discharger of claim 1 wherein the length of the base of the right trapezoid is less than the radial length of the star rotor.

3. The star discharger of claim 1 wherein the length of the straight side of the right trapezoid is less than the axial length of the blade.

4. The star discharger of claim 1 wherein the angle between the oblique side of the right trapezoid and the rotating shaft is 15-30 °.

5. The star discharger of claim 1 wherein the number of blades is 8 to 14.

6. The star discharger of claim 1 wherein the blades are mounted vertically and equidistantly on the shaft.

7. The star discharger of claim 1 wherein the blades are spaced from the housing gap by a distance of 0.2mm to 0.5 mm.