Novel vibrator internal sealing structure

Abstract

The utility model relates to the field of vacuum treatment blanking systems, and discloses a novel vibrator internal sealing structure which comprises a shell, the bottom end of the shell is fixedly connected with ground feet, the inner side of the shell is fixedly connected with an inner pipe through an elastic supporting assembly, the left side of the inner pipe is provided with a vibration motor, and the top end of the shell is provided with a blanking port. A discharging pipe is fixedly connected to the inner wall of the discharging opening, a sealing upper opening is fixedly connected to the periphery of the discharging pipe, a flexible connecting pipe is fixedly connected to the bottom end of the sealing upper opening, and a sealing lower opening is fixedly connected to the bottom end of the flexible connecting pipe. According to the utility model, the flexible sealing pipe, the sealing upper opening and the sealing lower opening are arranged, so that alloy powder is not easy to enter a cavity between the shell and the inner pipe, and the horizontal vibrator is cleaned once every 4-7 days to once every month, so that the maintenance pressure is reduced to a great extent, the smooth production is guaranteed, and the failure rate of the vibrator is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vacuum treatment blanking system field especially relates to a novel vibrator internal sealing structure. BACKGROUND

[0002] The vacuum treatment blanking system of the steel mill is an advanced steelmaking equipment combination, which is mainly used for refining and treating molten steel in a vacuum environment. The system draws the vacuum chamber into a high vacuum state through a vacuum pump, so that the gas, impurities and the like in the molten steel can be volatilized or condensed, thereby achieving the purpose of purifying the molten steel. The system has the characteristics of high efficiency, flexibility and environmental protection, and is one of the important equipment indispensable in the modern steelmaking process.

[0003] At present, the horizontal vibrator used in the vacuum treatment blanking system of the steel mill is provided with an outer shell and an inner tube, and the inner tube is vibrated to discharge material, so that the feeding port on the outer shell is not in contact with the inner tube, which is used to reduce the influence of vibration. In actual use, alloy powder will enter the cavity between the outer shell and the inner tube from the gap between the feeding port and the inner tube. The vacuum treatment blanking system of the steel mill needs to open the manhole to clean the dust inside the cavity between the outer shell and the inner tube every 4-7 days according to the different discharge amount. If the production is tight and there is no time to clean, it will cause abnormal vibration of the vibrator, cracking of the foot, and also will transmit the vibration to the lower discharge pipeline, causing the pipeline to crack, which seriously affects the production stability. Therefore, a novel vibrator internal sealing structure is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a novel vibrator internal sealing structure, which aims at improving the problem that the feeding port on the outer shell is not in contact with the inner tube in the prior art, so that more dust easily enters the internal cavity and affects the production stability.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel vibrator internal sealing structure, comprising an outer shell, the outer shell bottom end is fixedly connected with a foot, the outer shell inner side is fixedly connected with an inner tube through an elastic support assembly, the inner tube left side is provided with a vibration motor, the outer shell top end is provided with a discharge port, the discharge port inner wall is fixedly connected with a discharge pipe, the discharge pipe outer periphery is fixedly connected with a sealing upper port, the sealing upper port bottom end is fixedly connected with a flexible connecting pipe, the flexible connecting pipe bottom end is fixedly connected with a sealing lower port, the sealing lower port outer periphery is fixedly connected with a sealing installation rubber, the sealing installation rubber is internally provided with an installation hole, and the sealing installation rubber is internally provided with a breathable hole.

[0006] Further description of the above technical scheme:

[0007] The snap ring is fixedly connected to the outer periphery of the flexible connecting pipe, the rotating seat is fixedly connected to the bottom end of the sealing upper opening, the threaded rod is rotatably connected to the bottom end of the rotating seat, the threaded block is threadedly connected to the outer periphery of the threaded rod, and the extrusion ring is fixedly connected to the inner side of the threaded block.

[0008] As a further description of the above technical solution:

[0009] The elastic supporting assembly comprises a sliding sleeve, the sliding sleeve is fixedly connected to the inner side of the shell, the sliding sleeve is elastically connected with a sliding column through a limiting spring on the inner wall of the bottom end of the sliding sleeve, and the sliding column is fixedly connected to the outer side of the inner tube.

[0010] As a further description of the above technical solution:

[0011] One end of the limiting spring is fixedly connected to the inner wall of the bottom end of the sliding sleeve, the other end of the limiting spring is fixedly connected to the bottom end of the sliding column, and the sliding column is slidably connected in the sliding sleeve.

[0012] As a further description of the above technical solution:

[0013] The inner tube is provided with a circular hole at the top end, the sealing lower opening is opposite to the circular hole at the top end of the inner tube, and the rubber bottom end of the sealing installation is fixedly connected to the top end of the inner tube through the mounting hole and the rivet.

[0014] As a further description of the above technical solution:

[0015] The sealing lower opening is provided with upper and lower inverted bevel treatments.

[0016] As a further description of the above technical solution:

[0017] The snap ring is made of metal, and the snap ring is provided with a notch on the right side.

[0018] As a further description of the above technical solution:

[0019] The outer side of the snap ring is provided as an inclined surface, the inner side of the extrusion ring is matched with the shape of the outer side of the snap ring, and the inner side of the extrusion ring is in contact with the outer side of the snap ring.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1、the utility model discloses a flexible sealing pipe, a sealing upper opening and a sealing lower opening are arranged, alloy powder is difficult to enter the cavity between the shell and the inner tube, the device is cleaned once every 4-7 days for horizontal vibrator to once every month, the maintenance pressure is greatly reduced, the production is guaranteed to run smoothly, and the vibrator failure rate is greatly reduced.

[0022] 2. The utility model discloses a sealing structure of a novel vibrator, which comprises a shell, a slide sleeve, a flexible connecting pipe, a sealing lower opening, a sealing upper opening, a clamping ring, a rotating seat, a threaded rod, a threaded block and an extrusion ring. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A whole front view schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0024] Figure 2 A shell front cross section schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0025] Figure 3 A slide sleeve front cross section schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0026] Figure 4 A flexible connecting pipe front schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0027] Figure 5 A sealing lower opening front cross section schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0028] Figure 6 A clamping ring separation schematic diagram of the novel vibrator internal sealing structure is provided in the utility model.

[0029] LEGEND:

[0030] 1, shell; 2, foot; 3, slide sleeve; 4, limit spring; 5, slide column; 6, inner tube; 7, vibration motor; 8, lower opening; 9, blanking pipe; 10, sealing upper opening; 11, flexible connecting pipe; 12, sealing lower opening; 13, sealing installation rubber; 14, mounting hole; 15, air hole; 16, clamping ring; 17, rotating seat; 18, threaded rod; 19, threaded block; 20, extrusion ring. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0032] REFERENCE Figure 1 - Figure 3The utility model provides an embodiment: a novel vibrator internal sealing structure, including the shell 1 of bearing and support equipment, the shell 1 bottom fixedly connected with the ground pin 2 of supporting effect, the inner side of shell 1 is fixedly connected with the inner tube 6 through the elastic support subassembly, make the inner tube 6 can vibrate in the inside of shell 1, the elastic support subassembly includes sliding sleeve 3, the inner side of shell 1 is fixedly connected at the outer side of sliding sleeve 3, sliding sleeve 3 is provided with several groups, and the inner side of shell 1 is symmetrically arranged, the bottom end inner wall of sliding sleeve 3 is elastically connected with sliding column 5 through limit spring 4, when sliding column 5 is not under stress, limit spring 4 will push sliding column 5 inwards, one end of limit spring 4 is fixedly connected on the bottom end inner wall of sliding sleeve 3, the other end of limit spring 4 is fixedly connected at the bottom end of sliding column 5, and sliding column 5 is slidably connected in the inside of sliding sleeve 3, and sliding sleeve 3 limits sliding column 5 to slide along the inner wall of sliding sleeve 3, the inner side of sliding column 5 is fixedly connected at the outer side of inner tube 6, and the left side of inner tube 6 is provided with vibration motor 7 of providing vibration power.

[0033] With reference to Figure 2 , Figure 4 and Figure 5 , the top of shell 1 is provided with a discharge port 8, and the inner wall of the discharge port 8 is fixedly connected with a discharge pipe 9; the discharge pipe 9 is conical, and the bottom end extends into the inside of the inner tube 6, but the outer periphery does not contact the inner tube 6; the outer periphery of the discharge pipe 9 is fixedly connected with a sealing upper port 10, the bottom end of the sealing upper port 10 is fixedly connected with a flexible connecting pipe 11, the high-frequency vibration of the inner tube 6 is dissipated through the flexible connecting pipe 11, the bottom end of the flexible connecting pipe 11 is fixedly connected with a sealing lower port 12, the inner side of the sealing lower port 12 is provided with two upward and downward chamfered treatments, to prevent alloy material from being accumulated to a certain height and clamped between the sealing lower port 12 and the discharge pipe 9; a circular hole is formed in the top end of the inner tube 6, the sealing lower port 12 is opposite to the circular hole in the top end of the inner tube 6 in position, the outer periphery of the sealing lower port 12 is fixedly connected with a sealing installation rubber 13, the sealing installation rubber 13 can be installed after being bent, a mounting hole 14 is formed in the sealing installation rubber 13, a plurality of groups of mounting holes 14 are evenly distributed around the sealing installation rubber 13, the bottom end of the sealing installation rubber 13 is fixedly connected to the top end of the inner tube 6 through the mounting hole 14 and a rivet, and a ventilation hole 15 is formed in the sealing installation rubber 13, to prevent the rubber from being broken due to the difference between the internal and external air pressures.

[0034] With reference to Figure 4 and Figure 6The flexible connecting pipe 11 is fixedly connected with a snap ring 16 on the outer periphery of the upper side, the snap ring 16 is made of metal and has certain elasticity and deformation capacity, a notch is arranged on the right side of the snap ring 16, so that the snap ring 16 can be inwardly retracted, the sealing upper opening 10 is fixedly connected with a rotating seat 17 at the bottom end, the rotating seat 17 is arranged with four groups of annular equidistant distribution on the bottom surface of the sealing upper opening 10, the rotating seat 17 is rotatably connected with a threaded rod 18 at the bottom end, the threaded rod 18 is threadedly connected with a threaded block 19 on the outer periphery, the threaded rod 18 can drive the threaded block 19 to move up and down by rotating the threaded rod 18, the threaded block 19 is fixedly connected with an extrusion ring 20 on the inner side, the outer side of the snap ring 16 is arranged as an inclined surface, the inner side of the extrusion ring 20 is matched with the shape of the outer side of the snap ring 16, the inner side of the extrusion ring 20 is in contact with the outer side of the snap ring 16, the extrusion ring 20 moves upward, so that the outer side of the snap ring 16 is retracted inwardly along the inclined surface, and the flexible connecting pipe 11 is tightened.

[0035] Working principle: when feeding into the inner pipe 6, the vibrator is in a vacuum state, in order to prevent the pressure of the inner pipe 6 from being different from the pressure of the shell 1, causing the seal to be sucked and broken, the air permeation hole 15 is used to keep the internal and external pressure difference consistent, the high-frequency vibration of the inner pipe 6 is resolved through the flexible connecting pipe 11, and the dust in the alloy material cannot fall into the cavity between the shell 1 and the inner pipe 6, so that the dust is not accumulated at the bottom of the internal cavity, and the vibration of the inner pipe 6 is not affected, the vibrator equipment is better protected, and the stability of the equipment is greatly improved. When it is necessary to ensure that the sealing upper opening 10 is not easy to fall off in high-frequency vibration, the threaded rod 18 is rotated, each threaded rod 18 is rotated for several turns, and then the threaded rod 18 is replaced according to the diagonal line method, and the threaded rod 18 is rotated for multiple times in sequence, the threaded rod 18 drives the threaded block 19 to move upward, the threaded block 19 drives the extrusion ring 20 to move upward, the snap ring 16 is retracted along the inclined surface, and the flexible connecting pipe 11 is fixed on the outer periphery of the feeding pipe 9, so as to ensure the sealing effect.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A new type of internal seal for a vibrator, comprising a housing (1), characterized in that: The bottom end of the shell (1) is fixedly connected with a ground foot (2), the inner side of the shell (1) is fixedly connected with an inner tube (6) through an elastic support assembly, the left side of the inner tube (6) is provided with a vibration motor (7), the top end of the shell (1) is provided with a discharge port (8), the inner wall of the discharge port (8) is fixedly connected with a discharge pipe (9), the outer periphery of the discharge pipe (9) is fixedly connected with a sealing upper port (10), the bottom end of the sealing upper port (10) is fixedly connected with a flexible connecting pipe (11), the bottom end of the flexible connecting pipe (11) is fixedly connected with a sealing lower port (12), the outer periphery of the sealing lower port (12) is fixedly connected with a sealing installation rubber (13), the inside of the sealing installation rubber (13) is provided with a mounting hole (14), and the inside of the sealing installation rubber (13) is provided with a breathable hole (15).

2. A novel internal seal for a vibrator as claimed in claim 1, wherein: The outer periphery of the flexible connecting pipe (11) is fixedly connected with a snap ring (16) on the upper side, the bottom end of the sealing upper port (10) is fixedly connected with a rotating seat (17), the bottom end of the rotating seat (17) is rotatably connected with a threaded rod (18), the outer periphery of the threaded rod (18) is threadedly connected with a threaded block (19), and the inner side of the threaded block (19) is fixedly connected with a squeezing ring (20).

3. A novel internal seal for a vibrator as claimed in claim 1, wherein: The elastic support assembly comprises a sliding sleeve (3), the outer side of the sliding sleeve (3) is fixedly connected to the inner side of the shell (1), the bottom end inner wall of the sliding sleeve (3) is elastically connected with a sliding column (5) through a limiting spring (4), and the inner side of the sliding column (5) is fixedly connected to the outer side of the inner tube (6).

4. A novel internal seal for a vibrator as claimed in claim 3, wherein: One end of the limiting spring (4) is fixedly connected to the bottom end inner wall of the sliding sleeve (3), the other end of the limiting spring (4) is fixedly connected to the bottom end of the sliding column (5), and the sliding column (5) is slidably connected in the sliding sleeve (3).

5. A novel internal seal for a vibrator as defined in claim 1, wherein: The top end of the inner tube (6) is provided with a circular hole, the sealing lower port (12) is opposite to the position of the top end circular hole of the inner tube (6), and the bottom end of the sealing installation rubber (13) is fixedly connected to the top end of the inner tube (6) through the mounting hole (14) and the rivet.

6. A novel internal seal for a vibrator as defined in claim 1, wherein: The inner side of the sealing lower port (12) is provided with upper and lower chamfering treatments.

7. A novel internal seal for a vibrator as defined in claim 2, wherein: The snap ring (16) is made of metal, and the right side of the snap ring (16) is provided with a notch.

8. A novel internal seal for a vibrator as defined in claim 2, wherein: The outer side of the snap ring (16) is provided as an inclined surface, the shape of the inner side of the squeezing ring (20) matches the shape of the outer side of the snap ring (16), and the inner side of the squeezing ring (20) is in contact with the outer side of the snap ring (16).

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