CN209943753U - Conversion flange - Google Patents

Abstract

The utility model discloses a conversion flange, including conversion flange body, the upper portion of conversion flange body is the axle sleeve, be equipped with a slot in the axle sleeve periphery, the lower part of conversion flange body is the ring flange, the external diameter of ring flange is greater than the external diameter of axle sleeve, the inside of ring flange is provided with a plurality of screw holes, is provided with an arch on the lower terminal surface of ring flange, chooses integrative casting shaping mode for use, and is the swift at the most during production, consumes the manpower fewest, sets up the recess in ring flange position department, has reduced the weight of conversion flange body, and the adoption also be conventional material, with low costs, processing is simple, greatly reduced workman's intensity of labour.

Description

Conversion flange

Technical Field

The utility model relates to a conversion flange technical field specifically is a conversion flange.

Background

A device scale converting member for converting one connection form (or specification, size) into another connection form. If the body of this device is in the form of a flange, the flange may be referred to as a transition flange. In daily work of pumping wells, pipeline cleaning, ball throwing, standard production, well washing, system blending maintenance and the like are frequently carried out, and in the working process, when the flow does not conform to production, a welding vehicle is required to be used for modifying the flow, for example: the flange connection of the pipeline is changed into the hoop connection by using a welding vehicle, or the hoop connection of the pipeline is changed into the flange connection by using the welding vehicle.

The patent of the Chinese utility model with the publication number of CN 204371121U discloses a conversion device for flange connection and clamp connection, which comprises a flange plate and a clamp joint, wherein the flange plate is a flat welding flange; the clamp connector is an oil well clamp, and the flange plate is connected with the clamp connector in a welding mode. This device need not use the welding car to reform transform the flow, just can realize flange joint and clamp connection's quick conversion to reduced the cost of welding car oil consumption and goods and materials, but this device is welded connection, and casting shaping once more is not, and the workman carries out weldment work again after each has need cast, and workman intensity of labour is big, and is efficient, and is with high costs.

SUMMERY OF THE UTILITY MODEL

In view of the not enough and defect that exists among the prior art, the utility model provides a simple structure, integrative casting shaping need not carry out later stage weldment work again, such conversion flange.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a novel conversion flange, includes the conversion flange body, the upper portion of conversion flange body is the axle sleeve, be equipped with a slot in the axle sleeve periphery, the lower part of conversion flange body is the ring flange, the external diameter of ring flange is greater than the external diameter of axle sleeve, the inside of ring flange is provided with a plurality of screw holes, is provided with an arch on the lower terminal surface of ring flange.

As the utility model discloses a further improvement, the inside of ring flange and axle sleeve is provided with the through-hole, and the through-hole middle part sets up the bending segment, and the diameter of bending segment upper end through-hole is less than the diameter of bending segment lower extreme through-hole bending segment position department is provided with the BT sealing washer.

As a further improvement of the utility model, the circle center of the shaft sleeve and the circle center of the flange are on the same axis.

As a further improvement, the flange plate and the shaft sleeve are integrally cast.

As a further improvement, the upper end face of the conversion flange is provided with a groove, and the groove is arranged in the area between every two threaded holes. The weight of the conversion flange is effectively reduced by arranging the grooves.

As a further improvement, the flange plate and the convex connection part are provided with a sealing ring.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the utility model relates to a conversion flange chooses for use integrative casting shaping mode, and is the swift at the most during production, expends the manpower fewest, sets up the recess in ring flange position department, has reduced the weight of conversion flange body, and what adopt also is conventional material, with low costs, and processing is simple, greatly reduced workman's intensity of labour.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

fig. 1 is a front view of a schematic view of a transfer flange of the present invention;

fig. 2 is a bottom view of a schematic view of a transfer flange according to the present invention;

fig. 3 is a top view of a schematic diagram of a conversion flange according to the present invention.

In the figure: 1. the sealing structure comprises a shaft sleeve, 2 parts of grooves, 3 parts of flange plates, 4 parts of protrusions, 5 parts of through holes, 6 parts of BT sealing rings, 7 parts of bending sections, 8 parts of threaded holes and 9 parts of grooves.

It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 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; 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 in specific cases to those skilled in the art.

Detailed Description

In order to make the technical solution and the advantages of the present invention more clear and more obvious, the present invention is further described in detail with reference to the accompanying drawings and the specific embodiments, it should be understood that the specific embodiments described herein are only used for understanding the present invention, and are not used for limiting the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model discloses a conversion flange, it includes the conversion flange body, the upper portion of conversion flange body is axle sleeve 1, be equipped with a slot 2 in the 1 periphery of axle sleeve, the lower part of conversion flange body is ring flange 3, the external diameter of ring flange 3 is greater than the external diameter of axle sleeve 1, the inside of ring flange 3 is provided with a plurality of screw holes 8, is provided with a arch 4 on the lower terminal surface of ring flange 3.

Furthermore, the flange plate 3 and the shaft sleeve 1 are internally provided with a through hole 5, the middle part of the through hole 5 is provided with a bending section 7, the diameter of the through hole 5 at the upper end of the bending section 7 is smaller than that of the through hole 5 at the lower end of the bending section 7, and a BT sealing ring 6 is arranged at the position of the bending section 7.

Further, the center of the shaft sleeve 1 and the center of the flange 3 are on the same axis.

Furthermore, the flange 3 and the shaft sleeve 1 are integrally cast.

Furthermore, a groove 9 is arranged on the upper end face of the conversion flange, and the groove 9 is arranged in the area between every two threaded holes 8.

Furthermore, a sealing ring is arranged at the joint of the flange plate 3 and the bulge 4.

The utility model discloses use steel sheet cutting a slice blank, each part is integrative, and processing technology is conventional technology, and is not high to the required precision of processing.

Claims (6)

1. A transition flange, comprising: including the conversion flange body, the upper portion of conversion flange body is axle sleeve (1), be equipped with a slot (2) in axle sleeve (1) periphery, the lower part of conversion flange body is ring flange (3), the external diameter of ring flange (3) is greater than the external diameter of axle sleeve (1), the inside of ring flange (3) is provided with a plurality of screw holes (8), is provided with one arch (4) on the lower terminal surface of ring flange (3).

2. A transfer flange according to claim 1, wherein: the inside of ring flange (3) and axle sleeve (1) is provided with through-hole (5), and through-hole (5) middle part sets up bend segment (7), and the diameter of bend segment (7) upper end through-hole (5) is less than the diameter of bend segment (7) lower extreme through-hole (5) bend segment (7) position department is provided with BT sealing washer (6).

3. A transfer flange according to claim 1, wherein: the circle center of the shaft sleeve (1) and the circle center of the flange plate (3) are on the same axis.

4. A transfer flange according to claim 1, wherein: the flange plate (3) and the shaft sleeve (1) are integrally cast and formed.

5. A transfer flange according to claim 1, wherein: a groove (9) is formed in the upper end face of the conversion flange, and the groove (9) is formed in the area between every two threaded holes (8).

6. A transfer flange according to claim 1, wherein: and a sealing ring is arranged at the joint of the flange plate (3) and the bulge (4).

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