CN214248605U - High-efficient seal structure is used to zirconia ball mill discharge gate - Google Patents

Abstract

A high-efficiency sealing structure for a discharge port of a zirconia ball mill comprises a discharge pipe, a connecting pipe, a fastening structure and a sealing structure, wherein the fastening structure is arranged between the discharge pipe and the connecting pipe, and the sealing structure is arranged at the end part of the fastening structure; the fastening structure comprises a fixing ring and compression spring pieces, wherein the compression spring pieces are divided into six groups, and the six groups are arranged on the fixing ring in a circumferential array mode by taking the axis of the fixing ring as the center. The discharging pipe and the connecting pipe are connected through a fastening structure, and the sealing structure arranged at the end part of the fastening structure avoids leakage of the zirconia raw material entering the connecting pipe along the discharging pipe. Wherein, the compression spring piece in the fastening structure changes through the appearance, has not only increased the joint strength between discharging pipe and the connecting pipe, has played certain buffering absorption to the vibration that the ball mill produced moreover, has avoided appearing the pine phenomenon of taking off between discharging pipe and the connecting pipe.

Description

High-efficient seal structure is used to zirconia ball mill discharge gate

Technical Field

The utility model relates to a zirconia production field especially relates to a zirconia ball mill is high-efficient seal structure for discharge gate.

Background

Zirconia, which is the main oxide of zirconium, is usually white odorless and tasteless crystal, is insoluble in water, hydrochloric acid and dilute sulfuric acid, is chemically inert, and has the properties of high melting point, high resistivity, high refractive index and low thermal expansion coefficient, so that it becomes an important high-temperature resistant material, ceramic insulating material and ceramic opacifier, and is also a main raw material of artificial drills.

In production, zirconia is generally required to be prepared into composite zirconia powder, so that grinding work by a ball mill is required after the zirconia is calcined.

However, the currently used ball mill has the following disadvantages: because the well ground zirconia particle is less, when the discharge gate of ball mill carries out the ejection of compact, the zirconia material easily enters into the gap of discharge gate flange joint, because zirconia hardness is higher, only inferior to the diamond, there are phenomenons such as great vibration again in the ball mill during operation, long this past, the wearing and tearing phenomenon can appear on the ring flange surface, finally leads to the material to leak, and this has not only reduced the utilization ratio of zirconia raw materials, has increased part loss and cost of maintenance moreover.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a high-efficient seal structure is used to zirconia ball mill discharge gate has solved the sealed problem that zirconia ball mill discharge gate exists.

The technical scheme is as follows: the utility model provides a high-efficiency sealing structure for a discharge port of a zirconia ball mill, which comprises a discharge pipe, a connecting pipe, a fastening structure and a sealing structure, wherein the fastening structure is arranged between the discharge pipe and the connecting pipe, and the sealing structure is arranged at the end part of the fastening structure; the fastening structure comprises a fixing ring and compression spring pieces, wherein the compression spring pieces are divided into six groups, and the six groups are arranged on the fixing ring in a circumferential array mode by taking the axis of the fixing ring as the center. The discharging pipe and the connecting pipe are connected through a fastening structure, and the sealing structure arranged at the end part of the fastening structure avoids leakage of the zirconia raw material entering the connecting pipe along the discharging pipe. Wherein, the compression spring piece in the fastening structure changes through the appearance, has not only increased the joint strength between discharging pipe and the connecting pipe, has played certain buffering absorption to the vibration that the ball mill produced moreover, has avoided appearing the pine phenomenon of taking off between discharging pipe and the connecting pipe.

Furthermore, the compression spring piece is provided with a plurality of semi-arc-shaped bulges which are arranged at equal intervals. When receiving the vibration power, through the protruding arc change of half arc of compress tightly the spring leaf, play the absorption cushioning effect to the vibration power.

Furthermore, a gap of mm is formed between one end, far away from the fixing ring, of the compression spring piece and the sealing structure. And certain position allowance is ensured to be left when the compression spring piece is stressed and deformed.

Further, the discharging pipe includes discharging pipe pipeline, discharging pipe flange and ejection of compact registration arm, discharging pipe pipeline, discharging pipe flange and ejection of compact registration arm connect gradually.

Furthermore, a groove is formed in the discharging pipe flange. The groove is convenient for fixing the fixing ring.

Furthermore, the discharging positioning pipe is arranged in a conical shape.

Furthermore, the connecting pipe is provided with a conical inner hole, a first straight hole and a second straight hole, and the conical inner hole, the first straight hole and the second straight hole are sequentially arranged in the connecting pipe. The discharging positioning pipe is arranged in the conical inner hole of the connecting pipe through the compression spring leaf, and the conical arrangement improves the position accuracy between the discharging pipe and the connecting pipe.

Further, the diameter of the first straight hole is larger than that of the second straight hole. The limit of the sealing structure is convenient.

Further, seal structure includes sealed solid fixed ring and sealed the pad, sealed the pad setting is on sealed solid fixed ring. Greatly increased the sealing ability between discharging pipe, the connecting pipe, the phenomenon of leaking appears when having avoided the zirconia material ejection of compact to greatly increased the utilization ratio of material.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: 1) the discharging pipe and the connecting pipe are directly provided with fastening structures with compression spring pieces, and the vibration generated during the operation of the ball mill is absorbed and buffered through the shape change of the compression spring pieces, so that the connecting strength between the discharging pipe and the connecting pipe is greatly increased; 2) the sealing structure is arranged at the end part of the fastening structure, so that the sealing performance of the discharge hole is greatly improved, the utilization rate of zirconia materials is improved, and the part loss is reduced; 3) simple structure, low cost and wide applicability.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a perspective view of the fastening structure;

FIG. 3 is a perspective view of the tapping pipe;

FIG. 4 is a cross-sectional view of a connecting tube;

fig. 5 is a cross-sectional view of the seal structure.

In the figure: the device comprises a discharge pipe 1, a discharge pipe pipeline 11, a discharge pipe flange 12, a groove 121, a discharge positioning pipe 13, a connecting pipe 2, a conical inner hole 21, a first straight hole 22, a second straight hole 23, a fastening structure 3, a fixing ring 31, a compression spring piece 32, a semi-arc-shaped protrusion 321, a sealing structure 4, a sealing fixing ring 41 and a sealing gasket 42.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

Fig. 1 is a cross-sectional view of the present invention, which includes a discharging pipe 1, a connecting pipe 2, a fastening structure 3 and a sealing structure 4, wherein the fastening structure 3 is disposed between the discharging pipe 1 and the connecting pipe 2, and the sealing structure 4 is disposed at an end of the fastening structure 3; fig. 2 is a perspective view of the fastening structure 3, which includes six groups of fixing rings 31 and pressing spring pieces 32, and the pressing spring pieces 32 are circumferentially arranged on the fixing rings 31 around the axial center of the fixing rings 31.

The pressing spring piece 32 is provided with a plurality of semi-arc-shaped protrusions 321, and the semi-arc-shaped protrusions 321 are arranged at equal intervals.

A gap of 2mm is arranged between one end of the compression spring piece 32 far away from the fixed ring 31 and the sealing structure 4.

Fig. 3 shows a perspective view of the tapping pipe 1, comprising a tapping pipe line 11, a tapping pipe flange 12 and a tapping positioning pipe 13, wherein the tapping pipe line 11, the tapping pipe flange 12 and the tapping positioning pipe 13 are connected in sequence.

The flange 12 of the discharge pipe is provided with a groove 121.

The discharging positioning pipe 13 is arranged in a conical shape.

Fig. 4 shows a cross-sectional view of the connection pipe 2, which is provided with a tapered inner hole 21, a first straight hole 22 and a second straight hole 23, wherein the tapered inner hole 21, the first straight hole 22 and the second straight hole 23 are sequentially arranged inside the connection pipe 2.

The diameter of the first straight hole 22 is larger than that of the second straight hole 23.

Fig. 5 is a cross-sectional view of the seal structure 4, which includes a seal fixing ring 41 and a seal gasket 42, wherein the seal gasket 42 is disposed on the seal fixing ring 41.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a zirconia ball mill discharge gate is with high-efficient seal structure which characterized in that: the device comprises a discharge pipe (1), a connecting pipe (2), a fastening structure (3) and a sealing structure (4), wherein the fastening structure (3) is arranged between the discharge pipe (1) and the connecting pipe (2), and the sealing structure (4) is arranged at the end part of the fastening structure (3); the fastening structure (3) comprises a fixing ring (31) and compression spring pieces (32), wherein the compression spring pieces (32) are divided into six groups, and the six groups are arranged on the fixing ring (31) in a circumferential array by taking the axis of the fixing ring (31) as the center.

2. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 1, wherein: the pressing spring piece (32) is provided with a plurality of semi-arc-shaped protrusions (321), and the semi-arc-shaped protrusions (321) are arranged at equal intervals.

3. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 2, wherein: a2 mm gap is formed between one end, far away from the fixing ring (31), of the compression spring piece (32) and the sealing structure (4).

4. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 1, wherein: discharging pipe (1) includes discharging pipe pipeline (11), discharging pipe flange (12) and ejection of compact registration arm (13), discharging pipe pipeline (11), discharging pipe flange (12) and ejection of compact registration arm (13) connect gradually.

5. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 4, wherein: and a groove (121) is arranged on the discharging pipe flange (12).

6. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 4, wherein: the discharging positioning pipe (13) is arranged in a conical shape.

7. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 1, wherein: be equipped with toper hole (21), first straight hole (22) and second straight hole (23) on connecting pipe (2), toper hole (21), first straight hole (22) and second straight hole (23) set gradually inside connecting pipe (2).

8. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 7, wherein: the diameter of the first straight hole (22) is larger than that of the second straight hole (23).

9. The high-efficiency sealing structure for the discharge port of the zirconia ball mill according to claim 1, wherein: seal structure (4) are including sealed solid fixed ring (41) and sealed pad (42), sealed pad (42) set up on sealed solid fixed ring (41).

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