CN211145346U

CN211145346U - Novel sealing device of carbon black dryer

Info

Publication number: CN211145346U
Application number: CN201922141753.5U
Authority: CN
Inventors: 陈天斌; 何金玉; 祝桂林
Original assignee: Sanmenxia Chemical Machinery Co ltd
Current assignee: Sanmenxia Chemical Machinery Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-31
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a novel sealing device of carbon black desiccator relates to sealed technical field, including rotating barrel, backing plate, jackscrew, spring, fixed block, deflector, graphite seal piece and feeder, its characterized in that: the backing plate is welded and fixed on the end face of the rotating cylinder, the fixing block is fixed on the backing plate through bolts, and the spring is fixed on the fixing block through the jackscrews; has the advantages that: the original plane sealing is changed into curved surface sealing, the sealing material is changed into a graphite block from an original asbestos backing ring, the sealing block is fixed on the rotary cylinder body and rotates together with the cylinder body, the sealing is formed by arc contact between the sealing block and the feeder, the graphite sealing block is combined and sealed by a plurality of blocks, so that the contact surface between the graphite block and the sealing surface is tighter, and the condition of poor contact caused by the overlarge contact surface in the past is overcome because the sealing contact surface is small; the graphite block is used as a sealing element, so that the contact surface is always kept in smooth contact, and the sealing effect is achieved.

Description

Novel sealing device of carbon black dryer

Technical Field

The utility model relates to a sealed technical field especially relates to a novel sealing device of carbon black desiccator.

Background

The carbon black drier is a rotary drier, and the feeder matched with the drier is a fixed part, the sealing between the feeder and the drying drum is a key link, in the past, due to the design structure problem, as shown in fig. 4, wherein a spring pressing device 11, a pressing ring 12 and an asbestos pad ring 13 are fixed on the feeder 9 through a supporting flange 10, when the equipment is operated, the feeder 9 is fixed, a rotary cylinder 14 rotates, the feeder 9 and the rotary cylinder 14 are sealed by the asbestos pad ring 13, due to the relative motion between the moving and the static, friction is generated between the asbestos pad ring 13 and the rotary cylinder 14, the asbestos pad ring is seriously worn due to large contact surface, the sealing performance of the equipment is poor, the carbon black dust leakage phenomenon is generated after the equipment is used for a period of time, the serious environmental pollution is caused, and particularly, the graphite dust also has great influence on the body of workers, need design a neotype sound seal structure, overcome above-mentioned problem, make equipment sealing performance improve, reduce environmental pollution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel sealing device of carbon black drying machine for solving the above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a novel sealing device of carbon black desiccator, is including rotating barrel, backing plate, jackscrew, spring, fixed block, deflector, graphite seal block and feeder, its characterized in that: the utility model discloses a graphite sealing device, including feeder, backing plate, fixed block, jackscrew, graphite sealing block, backing plate welded fastening rotate on the terminal surface of barrel, the fixed block is by the bolt fastening on the backing plate, the spring by the jackscrew is fixed on the fixed block, leans on the pretightning force of jackscrew to compress tightly the spring on the graphite sealing block, the graphite sealing block leans on the spring compresses tightly the outer barrel surface of feeder, the graphite sealing block is kept away from backing plate one side is provided with the deflector, the deflector is by the bolt fastening on the fixed block.

Preferably: the graphite sealing blocks are fan-shaped, and a plurality of graphite sealing blocks surround the feeder for one circle.

Preferably: the spring is arched in shape.

Preferably: and the two side edges of the spring are rolled up.

Has the advantages that: the original plane sealing is changed into curved surface sealing, the sealing material is changed into a graphite block from an original asbestos backing ring, the sealing block is fixed on the rotary cylinder body and rotates together with the cylinder body, the sealing is formed by arc contact between the sealing block and the feeder, the graphite sealing block is combined and sealed by a plurality of blocks, so that the contact surface between the graphite block and the sealing surface is tighter, and the condition of poor contact caused by the overlarge contact surface in the past is overcome because the sealing contact surface is small; the graphite block is used as a sealing element, so that the contact surface is always kept in smooth contact, and the sealing effect is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a novel sealing device of a carbon black dryer according to the present invention.

Fig. 2 is a schematic view of a partial structure of a novel sealing device of a carbon black dryer according to the present invention.

Fig. 3 is a magnified image of the position B of the novel sealing device of the carbon black dryer of the present invention.

Fig. 4 is a schematic structural diagram of the prior art of the novel sealing device of the carbon black dryer of the present invention.

The reference numerals are explained below:

1. rotating the cylinder; 2. a base plate; 3. carrying out top thread; 4. a spring; 5. a fixed block; 6. a guide plate; 7. a graphite seal block; 8. a feeder; 9. a feeder; 10. a support flange; 11. a spring hold down; 12. pressing a ring; 13. an asbestos grommet; 14. the cylinder is rotated.

Detailed Description

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-3, a novel sealing device of carbon black drying machine, including rotating barrel 1, backing plate 2, jackscrew 3, spring 4, fixed block 5, deflector 6, graphite seal block 7 and feeder 8, its characterized in that: the backing plate 2 is welded and fixed on the end face of the rotary cylinder 1, the fixing block 5 is fixed on the backing plate 2 through bolts, the fixing block 5 is used for fixing, the spring 4 is fixed on the fixing block 5 through the jackscrew 3, the spring 4 is used for supporting, the spring 4 is tightly pressed on the graphite sealing block 7 through the pretightening force of the jackscrew 3, the jackscrew 3 is used for fixing, and the graphite sealing block 7 is tightly pressed on the surface of the outer cylinder of the feeder 8 through the spring 4, so that the sealing effect is achieved; in the use process, after the graphite sealing block 7 is worn, the graphite sealing block 7 can be continuously pre-tightened by the spring 4, so that the sealing surface of the graphite sealing block 7 is always in tight contact with the outer surface of the cylinder body of the feeder 8, the sealing effect is ensured, the graphite sealing block 7 is assembled by a plurality of fan-shaped groups to surround a circle of the feeder 8 and is fixed between the guide plate 6 and the backing plate 2 by the guide plate 6, and the guide plate 6 is fixed on the fixing block 5 by bolts to guide the wear movement of the graphite sealing block 7; the spring 4 is in an arch shape, and the graphite sealing block 7 is pre-tightened by utilizing the arch structure of the spring 4; the two side edges of the spring 4 are rolled up, so that the damage of the spring 4 and the graphite sealing block 7 caused by contact is avoided.

The working principle is as follows: backing plate 2, fixed block 5, graphite seal block 7, deflector 6 are all fixed on rotating 1 terminal surface of barrel, rotate with rotating barrel 1 together, graphite seal block 7 leans on spring 4 to compress tightly and 8 barrel surface in close contact with of feeder, reach sealed effect, this structure is along with the operation of equipment, contact effect is more and more good between graphite seal block 7 and the 8 barrel of feeder to it is also more and more good to seal the effect, because graphite has the lubrication action, the wearing and tearing volume is little, long service life.

Having shown and described the basic principles, essential features and advantages of the invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative, but rather are intended to cover various changes and modifications within the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a novel sealing device of carbon black desiccator, is including rotating barrel, backing plate, jackscrew, spring, fixed block, deflector, graphite seal block and feeder, its characterized in that: the utility model discloses a graphite sealing device, including feeder, backing plate, fixed block, jackscrew, graphite sealing block, backing plate welded fastening rotate on the terminal surface of barrel, the fixed block is by the bolt fastening on the backing plate, the spring by the jackscrew is fixed on the fixed block, leans on the pretightning force of jackscrew to compress tightly the spring on the graphite sealing block, the graphite sealing block leans on the spring compresses tightly the outer barrel surface of feeder, the graphite sealing block is kept away from backing plate one side is provided with the deflector, the deflector is by the bolt fastening on the fixed block.

2. The novel sealing device of the carbon black dryer as claimed in claim 1, wherein: the graphite sealing blocks are fan-shaped, and a plurality of graphite sealing blocks surround the feeder for one circle.

3. The novel sealing device of the carbon black dryer as claimed in claim 1, wherein: the spring is arched in shape.

4. The novel sealing device of the carbon black dryer as claimed in claim 1, wherein: and the two side edges of the spring are rolled up.