CN220990655U - Feed inlet structure of mixer - Google Patents

Abstract

The utility model discloses a feed inlet structure of a mixer, wherein the feed inlet is arranged at one end of a conical cover body of a roller and comprises a ring body connected to the conical cover body and a stop ring arranged at the inner side of the ring body and matched with the ring body, a rotating gap is arranged between the stop ring and the ring body, and an elastic sealing ring is arranged in the rotating gap. The utility model can effectively avoid the leakage of materials from the feeding inlet in the rotating and mixing process of the roller.

Description

Feed inlet structure of mixer

Technical Field

The utility model relates to a feed inlet structure of a mixer.

Background

The mixer is used for carrying out the even mixing with more than two kinds of materials, and horizontal spiral ribbon mixer generally includes the feed inlet, and the feed inlet generally is equipped with the inlet pipe, and the cylinder of mixer rotates according to certain speed and mixes, and the inlet pipe generally does not rotate, in large-scale mixer, the feed inlet still needs to set up other pipelines generally, and the cylinder rotates the mixing in-process, and the material among them carries out very complicated motion, and the orbit of specific material granule is all different, and partial material granule can be moved to the feed inlet, consequently the discharge gate need seal to prevent that the material from spilling out the import.

Disclosure of Invention

The utility model aims to provide a feed inlet structure of a mixer, which can prevent materials from leaking out of the feed inlet.

Therefore, the feed inlet structure of the mixer is characterized in that the feed inlet is arranged at one end of the conical cover body of the roller and comprises a ring body connected to the conical cover body and a stop ring arranged on the inner side of the ring body and matched with the ring body, a rotating gap is arranged between the stop ring and the ring body, and an elastic sealing ring is arranged in the rotating gap.

Further, a plurality of grooves are formed in the outer wall of the stop ring, an elastic sealing ring is arranged in at least one groove, and the elastic sealing ring protrudes out of the outer wall surface of the stop ring and is matched with the inner wall of the ring body to block materials.

Further, the groove comprises a collecting groove, a sealing groove and a dust collecting groove, wherein the collecting groove is adjacent to the inner side of the feeding hole, the groove adjacent to the outer side of the feeding hole is arranged as the dust collecting groove, the sealing groove is arranged between the collecting groove and the dust collecting groove, and a plurality of sealing grooves are arranged.

Further, the seal grooves are arranged in a pair of mirror images, and a collecting groove is formed in the middle of the ring body.

Further, the dust collecting device also comprises a through hole capable of opening and closing or connecting the one-way valve, and the through hole is communicated with the groove for collecting materials or dust.

Further, the through holes are arranged in pairs, one through hole is used for being connected with a compressed air pipe, and the other through hole is used for discharging materials or dust in the groove for collecting under the action of compressed air.

Further, the striker ring is provided with a plurality of mounting holes, and is suitable for mounting a feed pipe and an exhaust pipe.

The beneficial technical effects of the utility model are as follows:

(1) The feeding hole structure is suitable for a horizontal roller mixer, the roller is provided with a conical cover body, the cover body is connected with a ring body, the roller rotates around the central axis of the roller, the ring body rotates relative to a stop ring, a rotating gap is formed between the ring body and the stop ring, a groove is formed in the outer wall of the stop ring, an elastic sealing ring is arranged in the groove, and the sealing ring is contacted with the ring body and extruded and deformed to seal a channel inside and outside the feeding hole.

(2) The grooves for collecting materials and dust are further formed in the two sides of the sealing ring, firstly, materials and dust close to the sealing ring can be reduced, secondly, when the materials or the dust are blocked by the sealing ring, the materials or the dust can fall back into the grooves, the materials and the dust are prevented from staying near the sealing ring, and the materials and the dust enter between the sealing ring and the ring body along with rotation.

Drawings

FIG. 1 is a schematic diagram of an embodiment embodying the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic left-hand view of a striker ring;

FIG. 4 is a schematic front view of a striker ring;

FIG. 5 is a schematic cross-sectional view of the ring body;

Fig. 6 is an enlarged partial schematic view of fig. 2.

Reference numerals illustrate: 1. a conical cover; 2. a ring body; 3. a stop ring; 4. a rotational gap; 5. a connecting plate; 6. a frame; 7. a feed pipe; 8. an exhaust pipe; 9. a mounting hole; 10. an elastic sealing ring; 11. a material collecting groove; 12. sealing grooves; 13. a dust collection tank; 14. a collection tank.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 to 5, the feed inlet structure of the mixer of the present utility model is a component of a horizontal drum mixer, the feed inlet is provided at one end of a cone cover 1 of the drum, the cone cover 1 is formed with a ring body 2 or is fixed with the ring body 2, the inner side of the ring body 2 is provided with a stop ring 3 matched with the ring body 2, a rotating gap 4 is provided between the stop ring 3 and the ring body 2, the rotating gap 4 prevents the ring body 2 from directly contacting the stop ring 3, the stop ring 3 can be fixed with a plurality of connecting plates 5 through bolts and nuts, the connecting plates 5 are fixed with a frame 6, an exhaust pipe 8 of a feed pipe 7 and a filtering device is fixedly installed in a mounting hole 9 reserved on the stop ring 3, a sealing gasket and a backing plate are provided on the mounting hole 9 and are fixed on the stop ring 3 through bolts and nuts, the stop ring 3 is a cylindrical metal baffle, and the ring 2 is a circular ring metal ring. In this embodiment, an elastic sealing ring 10 is disposed in the rotating gap 4, and the elastic sealing ring 10 is matched with the ring body and the stop ring 3 to be extruded and deformed, so that the rotating gap 4 is sealed, internal materials cannot leak out, and external dust cannot enter. The elastic sealing ring 10 can be arranged on the opposite wall surface of the ring body 2 or the stop ring 3. In this embodiment, a groove is formed on the outer wall of the stop ring 3, the elastic sealing ring 10 is installed in the groove, the elastic sealing ring 10 protrudes out of the outer wall of the stop ring 3 and contacts with the surface of the ring body 2, and the ring body 2 and the elastic sealing ring 10 cooperate to squeeze the elastic sealing ring 10 to form a seal for isolating the inside and the outside. The elastic sealing ring 10 can be made of rubber or other materials.

In the above embodiment, referring to fig. 2, 4 and 6, a plurality of grooves are formed on the outer wall of the stop ring 3, each groove includes a collecting groove 11, a sealing groove 12 and a dust collecting groove 13, the groove adjacent to the inner side of the feed inlet (near one end of the stop ring 3 inside the drum) is a collecting groove 11, the groove opposite to the collecting groove 11 is a dust collecting groove 13, that is, the groove near the other end of the stop ring 3 is a dust collecting groove 13, the groove between the collecting groove 11 and the dust collecting groove 13 is a sealing groove 12, in this embodiment, two ends of the outer wall of the stop ring 3 are respectively provided with a collecting groove 11 and a dust collecting groove 13, 4 sealing grooves 12 are formed in mirror symmetry between the collecting groove 11 and the dust collecting groove 13, and an elastic sealing ring 10 is installed in the sealing groove 12. The collecting tank 11 can collect the material entering the rotating gap 4, so that the material is prevented from staying in the rotating gap 4 to avoid increasing the rotating resistance, and meanwhile, the material quantity of the rotating gap 4 is reduced, and the action range of the material entering the elastic sealing ring 10 can be reduced, so that the material is prevented from being rolled into the space between the ring body 2 and the elastic sealing ring 10 in the rotating process of the roller. The dust collection tank 13 is similar to the collection tank 11 in function and is mainly used for blocking external dust from entering, and will not be described again here.

In the above embodiment, referring to fig. 5, the middle part of the ring body 2 is provided with a collecting groove 14, and the collecting groove 14 is used for collecting materials or sundries which are involved between the sealing rings, so as to prevent the sundries from continuously staying in the rotating gap 4 to affect the operation of the device.

In the above embodiment, through holes communicating with the collecting tank 11, the dust collecting tank 13 and the collecting tank 14 may be further provided, the through holes may be provided with a one-way circulation valve and/or an openable and closable cover, the through holes may be provided in pairs on the retainer ring 3, a compressed air pipe may be connected to one of the through holes when needed, such as when stopped, the compressed air may be used to strike the corresponding groove, and the objects in the groove may be blown out from the other through hole, and the other through hole may be connected to the pipe guide collecting device. If one through hole is arranged at the lower part of the groove, the other through hole is arranged at the upper part, the collected materials are generally gathered in the groove at the lower part under the action of gravity, gas is introduced into the through hole at the upper part, and the gas flows to the through hole at the lower part along the groove, so that the materials can be driven to be discharged from the through hole at the lower part.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (7)

1. The utility model provides a feed inlet structure of mixer, the one end at the toper lid of cylinder is established to the feed inlet, its characterized in that: the conical cover comprises a ring body connected to the conical cover body, and a stop ring arranged on the inner side of the ring body and matched with the ring body, wherein a rotating gap is formed between the stop ring and the ring body, and an elastic sealing ring is arranged in the rotating gap.

2. The feed port structure of a mixer according to claim 1, wherein: the outer wall of the stop ring is provided with a plurality of grooves, at least one groove is internally provided with an elastic sealing ring, and the elastic sealing ring protrudes out of the outer wall surface of the stop ring and is matched with the inner wall of the ring body to block materials.

3. A feed inlet structure of a mixer as set forth in claim 2, wherein: the groove comprises a collecting groove, a sealing groove and a dust collecting groove, wherein the collecting groove is adjacent to the inner side of the feeding hole, the groove adjacent to the outer side of the feeding hole is arranged to be the dust collecting groove, the sealing groove is arranged between the collecting groove and the dust collecting groove, and a plurality of sealing grooves are arranged.

4. A feed inlet structure of a mixer as set forth in claim 3, wherein: the seal grooves are arranged in a mirror image mode in pairs, and a collecting groove is formed in the middle of the ring body.

5. A feed port structure of a mixer according to claim 2 or 3 or 4, characterized in that: the dust collecting device also comprises a through hole which can be opened and closed or is connected with the one-way valve, and the through hole is communicated with the groove for collecting materials or dust.

6. The feed port structure of a mixer of claim 5, wherein: the through holes are arranged in pairs, one through hole is used for being connected with a compressed air pipe, and the other through hole is used for discharging materials or dust in the groove for collecting under the action of compressed air.

7. A feed port structure of a mixer according to claim 2 or 3 or 4, characterized in that: the striker ring is provided with a plurality of mounting holes, and is suitable for mounting a feed pipe and an exhaust pipe.