CN216189282U

CN216189282U - Special air seal machinery between powder

Info

Publication number: CN216189282U
Application number: CN202122577297.6U
Authority: CN
Inventors: 何瓒钇; 杨智勇
Original assignee: Sichuan Zili Machinery Co ltd
Current assignee: Sichuan Zili Machinery Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-05
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a special air seal machinery for a powder room, and relates to the technical field of air seal machinery equipment. This special airlock between powder includes: a housing; slewing mechanism, slewing mechanism set up in the casing, and slewing mechanism includes mounting bracket, power part, two glands and two end covers, and two end covers are fixed to be inlayed and to be located the inside of mounting bracket, and the return air inlet has all been seted up to one side of two end covers, and two glands difference fixed connection are in the both sides of mounting bracket. This special airlock between powder utilizes the interior material whereabouts of pipeline to cause reverse impact wind through the return air inlet, it gets into both sides from the circulation of discharging in the mouth of blowing air inlet both sides, blow the brush to rotor lateral surface and end cover medial surface, clearance component surface attachment, discharge from blowing air inlet clearly again, can have and prevent that inside material deposit from leading to phenomenons such as mildening and rot, through adopting the gelai sealing washer and VD and sealing washer duplicate protection, can bear very big pipeline return air pressure, failure probability is reduced, and production efficiency is improved.

Description

Special air seal machinery between powder

Technical Field

The utility model relates to the technical field of air seal machinery, in particular to a special air seal machinery for a powder room.

Background

The circular-opening discharger is also called as an air seal device and a rotary feeder, a rotor with a plurality of blades rotates in a cylindrical shell, materials falling from an upper hopper are filled in spaces among the blades and are discharged along with the rotation of the blades, the special air seal device for the powder chamber is equipment specially aiming at conveying the materials under pressure in a powder making process system, the pressure of the whole process system is required to be ensured and maintained to be stable in the pressure conveying process, along with the development of modern processes, the traditional common air seal device is not applicable any more, the axial powder channeling phenomenon is caused due to the sealing failure because of the overlarge return air pressure in a process pipeline, the fault of the whole process chain is frequent, and the production efficiency is seriously influenced, aiming at the technical characteristics of the air seal machine special for powder, the dual protection of the Gray sealing ring and the VD sealing ring is adopted, so that the air seal machine special for powder can bear the return air pressure of a large pipeline, reduce the failure probability and improve the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a special air seal machinery for powder rooms, which utilizes reverse impact air caused by falling of materials in a pipeline through an air return port, the reverse impact air enters self-discharging channels at two sides of a discharging port through cleaning air inlets at two sides of the discharging port, the outer side surface of a rotor and the inner side surface of an end cover are blown and brushed, attachments on the surface of a component are cleaned, the attachment is discharged from the cleaning air inlets and is converged into materials at the discharging port, the phenomena of mildew and the like caused by deposition of internal materials can be prevented, the air seal machinery can bear large pipeline air return pressure by adopting dual protection of a Gray seal ring, VD and the seal ring, the fault probability is reduced, and the production efficiency is improved.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a special airlock for a powder room comprises:

a housing;

slewing mechanism, slewing mechanism sets up in the casing, slewing mechanism includes mounting bracket, power component, two glands and two end covers, two the inside of mounting bracket is located to the fixed inlaying of end cover, and the return air inlet has all been seted up to one side of two end covers, two gland difference fixed connection is in the both sides of mounting bracket, power component sets up in the inside of mounting bracket, two the gland is fixed connection in one side of two end covers respectively.

Further, the power part includes motor, two connecting rods and two bearings, motor fixed connection is two between the inner wall of mounting bracket the connecting rod is fixed connection in the both ends of motor respectively, two the surface of two connecting rods is located to the bearing fixed sleeve respectively, and the outward appearance of two bearings respectively with two end cover fixed connection, two the equal fixedly connected with rotor of one end of connecting rod.

Furthermore, two the outer surface of connecting rod all fixes the cover and is equipped with the seal cover, two the outer surface of seal cover all fixes the cover and is equipped with the gley sealing washer.

Furthermore, two ends of the two connecting rods are respectively fixedly sleeved with VD sealing rings.

Further, a feed inlet is formed in the top of the mounting frame, and a discharge outlet is formed in the bottom of the mounting frame.

Furthermore, the outer surface of one side of the shell is provided with an air supplementing opening, and the other side of the shell is provided with a detection opening.

Furthermore, a blowing air inlet is formed in the position, close to the bottom, of the outer surface of the shell, and the blowing air inlet is communicated with the air return inlet.

The utility model provides a special air seal machinery for a powder room. The method has the following beneficial effects:

(1) this special airlock between powder utilizes the interior material whereabouts of pipeline to cause reverse impact wind through the return air inlet, blows the air inlet by the cleanness of discharge gate both sides and gets into both sides from the circulation in-channel, blows the brush to rotor lateral surface and end cover medial surface, and clearance component surface attachment discharges from blowing the air inlet again, converges into the discharge gate material, can have and prevent that inside material deposit from resulting in phenomenons such as mildenes and rot.

(2) The special air seal machinery for the powder chamber can bear the return air pressure of a large pipeline by adopting the dual protection of the Gray sealing ring, the VD and the sealing ring, reduces the failure probability and improves the production efficiency.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a perspective view of the turning mechanism of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

FIG. 5 is an enlarged view of portion A of the present invention;

fig. 6 is an enlarged view of part B of the present invention.

In the figure: 1. a housing; 2. a rotating mechanism; 201. a mounting frame; 202. an end cap; 203. a feed inlet; 204. a connecting rod; 205. a gland; 206. an air return opening; 207. a discharge port; 208. a bearing; 209. a Gelai seal ring; 210. VD sealing rings; 211. a motor; 212. sealing sleeves; 3. a rotor; 4. an air supply opening; 5. a detection port; 6. a blowing air inlet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution: a special airlock for a powder room comprises: a housing 1; slewing mechanism 2, slewing mechanism 2 sets up in casing 1, and slewing mechanism 2 includes mounting bracket 201, power part, two glands 205 and two end covers 202, and two end covers 202 are fixed to be inlayed in the inside of mounting bracket 201, and the return air inlet 206 has all been seted up to one side of two end covers 202, and two glands 205 are fixed connection in the both sides of mounting bracket 201 respectively, and power part sets up in the inside of mounting bracket 201, and two glands 205 are fixed connection in one side of two end covers 202 respectively.

In this embodiment: the setting of casing 1 is used for the installation and fixes, the setting that plays the effect slewing mechanism 2 of protection simultaneously is used for connecting, the setting of power component can provide the turning force, the setting of mounting bracket 201 is used for the installation and fixes, the setting of end cover 202 is used for sealed and installation, end cover 202 adopts evagination indent form, there is great space inside, guarantee that the pipeline inner gap can in time step down through the setting of return air inlet 206, and utilize the internal pressure difference to blow the brush to adhering to end cover 202 side material, the clearance effect.

Specifically, the power part includes motor 211, two connecting rods 204 and two bearings 208, motor 211 fixed connection is between the inner wall of mounting bracket 201, two connecting rods 204 fixed connection are respectively in the both ends of motor 211, two bearings 208 are fixed the surface of locating two connecting rods 204 respectively, and the outward appearance of two bearings 208 respectively with two end cover 202 fixed connection, the equal fixedly connected with rotor 3 of one end of two connecting rods 204.

In this embodiment: the setting of motor 211 is used for providing the turning force, can drive connecting rod 204 and rotate, and setting up of connecting rod 204 is used for connecting rotor 3, and the setting of bearing 208 is used for connecting mounting bracket 201 and connecting rod 204, and the rotation through motor 211 can drive connecting rod 204 and rotate, can make rotor 3 rotate simultaneously, and the structure and the principle of motor 211 belong to prior art, do not describe here in detail, and its model can be selected according to the in-service use condition.

Specifically, the outer surfaces of the two connecting rods 204 are both fixedly sleeved with sealing sleeves 212, and the outer surfaces of the two sealing sleeves 212 are both fixedly sleeved with gurley sealing rings 209.

In this embodiment: the sealing performance between the connecting rod 204 and the mounting frame 201 is improved by the arrangement of the sealing sleeve 212 and the Gelai sealing ring 209, and the sealing sleeve 212 is provided with a large conical surface, so that nondestructive assembly of the Gelai sealing ring 209 is facilitated.

Specifically, two ends of the two connecting rods 204 are respectively fixedly sleeved with VD sealing rings 210.

In this embodiment: the VD seal ring 210 is used as an auxiliary seal and is matched with the Gray seal ring 209 to ensure the sealing effectiveness and durability.

Specifically, the top of the mounting frame 201 is provided with a feed inlet 203, and the bottom of the mounting frame 201 is provided with a discharge outlet 207.

In this embodiment: the feed inlet 203 is arranged for feeding materials, and the discharge outlet 207 is arranged for conveying materials.

Specifically, the outer surface of one side of the shell 1 is provided with an air supply opening 4, and the other side of the shell 1 is provided with a detection opening 5.

In this embodiment: the air supply opening 4 is used for increasing wind power, and the detection opening 5 is arranged to facilitate the detection of temperature and pressure by a user.

Specifically, the outer surface of the casing 1 is provided with a purge air inlet 6 near the bottom, and the purge air inlet 6 is communicated with the return air inlet 206.

In this embodiment: the cleaning and blowing air inlet 6 is communicated with the air return inlet 206, and the inner pressure difference is utilized to blow, brush and clean materials attached to the end cover 202 and the side surface of the rotor 3.

When the device is used, materials enter from the feeding hole 203, the connecting rod 204 is driven to rotate by the rotation of the motor 211, the rotor 3 is driven to rotate by the rotation of the connecting rod 204, the rotor 3 rotates to drive the materials to the discharging hole 207, the materials are discharged from the discharging hole 207, reverse impact wind is caused by the falling of the materials in the pipeline through the air return hole 206, the materials enter the self-discharging channels on two sides through the cleaning and blowing air inlets 6 on two sides of the discharging hole 207, the outer side surface of the rotor 3 and the inner side surface of the end cover 202 are blown and brushed, surface attachments of the components are cleaned, the materials are discharged from the cleaning and blowing air inlets 6 and are converged into the discharging hole 207, the phenomena of mildew and the like caused by the deposition of the internal materials can be prevented, the rotating mechanism 2 adopts an embedded independent sealing sleeve 212 structure, the sealing sleeve 212 is arranged to facilitate the nondestructive assembly of the Gelai sealing ring 209, the VD sealing ring 210 is used as an auxiliary seal and is matched with the Gelai sealing ring 209 to ensure double purposes, in order to guarantee sealed validity and persistence, end cover 202 adopts the evagination indent form, and there is great space inside, guarantees that the pipeline internal clearance return air can in time step down after blowing air inlet 6 through clearly to utilize the internal pressure differential to blow and brush, the clearance effect to adhering to rotor 3 and end cover 202 side material.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a special airlock between powder which characterized in that includes:

a housing (1);

slewing mechanism (2), slewing mechanism (2) set up in casing (1), slewing mechanism (2) are including mounting bracket (201), power part, two gland (205) and two end cover (202), two end cover (202) are fixed to be inlayed and are located the inside of mounting bracket (201), and return air inlet (206), two have all been seted up to one side of two end cover (202) gland (205) fixed connection respectively in the both sides of mounting bracket (201), power part sets up in the inside of mounting bracket (201), two gland (205) fixed connection respectively in one side of two end cover (202).

2. The special airlock for powder workshops of claim 1, wherein: the power part comprises a motor (211), two connecting rods (204) and two bearings (208), the motor (211) is fixedly connected between the inner walls of the mounting frame (201), the two connecting rods (204) are fixedly connected to the two ends of the motor (211) respectively, the two bearings (208) are fixedly sleeved on the outer surfaces of the two connecting rods (204) respectively, and the outer surfaces of the two bearings (208) are fixedly connected with the two end covers (202) respectively, and the two bearings (204) are fixedly connected with a rotor (3) at one end.

3. The special airlock for powder workshops of claim 2, wherein: the outer surfaces of the two connecting rods (204) are fixedly sleeved with sealing sleeves (212), and the outer surfaces of the two sealing sleeves (212) are fixedly sleeved with Gelai sealing rings (209).

4. The special airlock for powder workshops of claim 2, wherein: two the both ends of connecting rod (204) are fixed the cover respectively and are equipped with VD sealing washer (210).

5. The special airlock for powder workshops of claim 1, wherein: the top of mounting bracket (201) has been seted up feed inlet (203), and discharge gate (207) have been seted up to the bottom of mounting bracket (201).

6. The special airlock for powder workshops of claim 1, wherein: the outer surface of one side of the shell (1) is provided with an air supplementing opening (4), and the other side of the shell (1) is provided with a detection opening (5).

7. The special airlock for powder workshops of claim 1, wherein: the outer surface of the shell (1) is provided with a blowing air inlet (6) close to the bottom, and the blowing air inlet (6) is communicated with the air return inlet (206).