CN218000770U

CN218000770U - High-strength nodular cast iron flange

Info

Publication number: CN218000770U
Application number: CN202221768274.1U
Authority: CN
Inventors: 李宏领
Original assignee: Yuzhou Shenyun Machinery Co ltd
Current assignee: Yuzhou Shenyun Machinery Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-12-09
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a high strength nodular cast iron flange relates to nodular cast iron flange technical field, a high strength nodular cast iron flange, including the nodular cast iron flange, the surface of nodular cast iron flange is provided with the connecting pipe, and the butt joint groove has been seted up to the inboard of nodular cast iron flange, and the inner wall sliding connection in butt joint groove has the butt joint post, and the inboard rotation of nodular cast iron flange is connected with the adjustable ring, and the fixed surface of adjustable ring is connected with the limiting plate, this high strength nodular cast iron flange, and then reduced with the help of the bolt to the fixed waste time and energy of multiple spot position after the butt joint between nodular cast iron flange and the connecting pipe, and then through this mode not only ensured the nodular cast iron flange and the connecting pipe form compact simplicity after the butt joint, also ensured the convenience of carrying out the butt joint between nodular cast iron flange and the connecting pipe, great improvement install fixed high efficiency between nodular cast iron flange and the connecting pipe.

Description

High-strength nodular cast iron flange

Technical Field

The utility model relates to a nodular cast iron flange technical field, in particular to high strength nodular cast iron flange.

Background

The nodular cast iron flange is a pipe fitting which is made by adding magnesium or rare earth magnesium combined with a nodulizer into molten iron before casting, so that graphite is nodulized, stress concentration is reduced, and the pipe fitting has the advantages of high strength, high elongation, impact resistance, corrosion resistance, good sealing property and the like.

Known through looking up the literature, when installing the use to current most nodular cast iron flange, when the installation is connected with the pipeline to nodular cast iron flange, can adopt the bolt to carry out the multiple spot position usually and fix, although the fixed effect of such mode is stable, but when carrying out the multiple spot position between nodular cast iron flange and the pipeline fixed, the operation is wasted time and energy when will causing fixed, and also can be because outside bolt exposes in the air, cause easily that the corruption is difficult to dismantle separation nodular cast iron flange and pipeline, and then reduced the efficiency scheduling problem of nodular cast iron flange installation and dismantlement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a high strength nodular cast iron flange, can solve and carry out the multiple spot position between nodular cast iron flange and the pipeline when fixed, the operation is wasted time and energy when will causing fixed, moreover can also cause the corruption easily to be difficult for dismantling the separation to nodular cast iron flange and pipeline because outside bolt exposes in the air, and then reduced the problem of the efficiency of nodular cast iron flange mounting and dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength nodular cast iron flange, including the nodular cast iron flange, the surface of nodular cast iron flange is provided with the connecting pipe, the butt joint groove has been seted up to the inboard of nodular cast iron flange, the inner wall sliding connection that docks the groove has the butt joint post, the inboard rotation of nodular cast iron flange is connected with the adjustable ring, the fixed surface of adjustable ring is connected with the limiting plate, the spacing groove has been seted up to the inboard of nodular cast iron flange, the sliding surface of limiting plate connects at the inner wall of spacing groove, the inboard sliding connection of nodular cast iron flange has the fixed plate, the sliding surface of fixed plate has cup jointed first spring, the both ends difference fixed connection of first spring is at the surface of fixed plate and the inboard of nodular cast iron flange.

Preferably, the opposite sides of the nodular cast iron flange and the connecting pipe are provided with rubber pads, and the surface of the butt joint column is in sliding connection with the inner sides of the rubber pads.

Preferably, the surface of the adjusting ring is provided with an adjusting groove, and the shapes of the adjusting groove and the surface of the fixing plate are arc shapes.

Preferably, the surface of the butt-joint column is provided with a clamping groove, and the clamping groove and the fixing plate are both inclined.

Preferably, the inner side of the adjusting ring is connected with a positioning column in a sliding mode, the surface of the positioning column is sleeved with a second spring in a sliding mode, two ends of the second spring are fixedly connected to the inner side of the adjusting ring and the surface of the positioning column respectively, and the surface of the nodular cast iron flange is connected with a spiral ring in a threaded mode.

Preferably, the positioning groove is formed in the surface of the nodular cast iron flange, the positioning groove is in a tooth socket shape, and the surface of the positioning column is in sliding clamping connection with the inner wall of the positioning groove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) This high strength nodular cast iron flange, the inner wall of arc form adjustment tank slides on the adjustable ring through the arc form of fixed plate, and then make the adjustable ring promote the fixed plate to slide in the inboard of nodular cast iron flange, the fixed plate then gets into the inner wall of draw-in groove on the docking post through the inboard of nodular cast iron flange this moment, and then under the slope form mutual contact extrusion through fixed plate and draw-in groove, and then make the docking post adjust the extrusion nodular cast iron flange and the extrusion of connecting pipe to the rubber pad through the fixed plate at the inner wall of docking groove, and then guarantee the compactness that nodular cast iron flange and connecting pipe form after the butt joint, the loaded down with trivial details nature that adopts the bolt to fix after carrying out the butt joint between traditional nodular cast iron flange and the connecting pipe has been improved to this mode, and then not only guaranteed to form compact simplicity after the butt joint between nodular cast iron flange and the connecting pipe with the help of bolt, the great convenience of carrying out the butt joint fixation between nodular cast iron flange and the connecting pipe has also been ensured, the high efficiency of carrying out installation and fixation between nodular cast iron flange and the connecting pipe has been improved.

(2) This high strength nodular cast iron flange, through the butt joint post on the connecting pipe run through the inboard of rubber pad and the butt joint groove on the nodular cast iron flange carry out the butt joint after, then can make the rubber pad form the location butt joint at the opposite side of nodular cast iron flange and connecting pipe this moment, and then improved the direct operating means who carries out the extrusion butt joint through placing of traditional rubber pad, and then reduced the rubber pad and taken place the dislocation relatively at nodular cast iron flange and connecting pipe and cause sealed not good drawback.

(3) This high strength nodular cast iron flange, adjust the fixed plate through operator control regulating ring and move to the set position in, meanwhile, reference column on the adjustable ring then slides in the inboard of nodular cast iron flange, and follow the adjustable ring through the reference column and carry out the position control back of looks adaptation, reference column on the adjustable ring then gets into the inner wall of identical constant head tank under the elasticity performance promotion of extrusion second spring, operator's rotatory spiro ring this moment, and then make the spiro ring form the cover to the reference column and shelter from, such mode has ensured that adjustable ring regulation fixed plate makes nodular cast iron flange and connecting pipe fix the back, and then make between adjustable ring and the nodular cast iron flange carry out simple and convenient regulation through the spiro ring and fix, and then ensured that the regulating ring carries out the flexibility of fixed regulation to nodular cast iron flange and connecting pipe, great improvement the convenience that nodular cast iron flange and connecting pipe carry out installation fixed.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural view of a high-strength nodular cast iron flange of the utility model;

fig. 2 is a schematic view of a high-strength nodular cast iron flange plane structure of the utility model;

FIG. 3 is a schematic view of the adjusting ring of the present invention;

fig. 4 is a schematic view of the adjusting ring plane structure of the present invention.

Reference numerals: the connecting device comprises a nodular cast iron flange 1, a connecting pipe 2, a rubber pad 3, a butt joint groove 4, a butt joint column 5, an adjusting ring 6, a limiting plate 7, a limiting groove 8, a fixing plate 9, a first spring 10, an adjusting groove 11, a clamping groove 12, a positioning column 13, a second spring 14, a positioning groove 15 and a spiral ring 16.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high strength nodular cast iron flange, including nodular cast iron flange 1, the surface of nodular cast iron flange 1 is provided with connecting pipe 2, the opposite side of nodular cast iron flange 1 and connecting pipe 2 is provided with rubber pad 3, butt joint groove 4 has been seted up to the inboard of nodular cast iron flange 1, butt joint 4's inner wall sliding connection has butt joint post 5, butt joint post 5's surface sliding connection is in the inboard of rubber pad 3, through butt joint post 5 on the connecting pipe 2 run through the inboard of rubber pad 3 and the butt joint groove 4 on the nodular cast iron flange 1 carry out the butt joint back, then can make rubber pad 3 form the location butt joint at the opposite side of nodular cast iron flange 1 and connecting pipe 2 this moment, and then improved traditional rubber pad 3 and directly carried out the operation mode that extrudees the butt joint through placing, and then reduced rubber pad 3 and caused the not good drawback of sealing in the relative emergence dislocation of nodular cast iron flange 1 and connecting pipe 2.

Furthermore, the inner side of the nodular cast iron flange 1 is rotatably connected with an adjusting ring 6, the surface of the adjusting ring 6 is fixedly connected with a limiting plate 7, the inner side of the nodular cast iron flange 1 is provided with a limiting groove 8, the surface of the limiting plate 7 is slidably connected with the inner wall of the limiting groove 8, the inner side of the nodular cast iron flange 1 is slidably connected with a fixing plate 9, the surface of the fixing plate 9 is slidably sleeved with a first spring 10, two ends of the first spring 10 are respectively and fixedly connected with the surface of the fixing plate 9 and the inner side of the nodular cast iron flange 1, the surface of the adjusting ring 6 is provided with an adjusting groove 11, the surfaces of the adjusting groove 11 and the fixing plate 9 are both arc-shaped, the surface of the docking post 5 is provided with a clamping groove 12, the clamping groove 12 and the fixing plate 9 are both inclined, after the docking post 4 on the nodular cast iron flange 1 is docked with the docking post 5 on the connecting pipe 2, at the moment, an operator rotates the adjusting ring 6, the arc shape of the fixing plate 9 slides down on the inner wall of the arc-shaped adjusting groove 11 on the adjusting ring 6, so that the adjusting ring 6 pushes the fixing plate 9 to slide on the inner side of the nodular cast iron flange 1, at the moment, the fixing plate 9 enters the inner wall of the clamping groove 12 on the butt-joint column 5 through the inner side of the nodular cast iron flange 1, and further, the butt-joint column 5 is regulated and extruded on the rubber pad 3 by the nodular cast iron flange 1 and the connecting pipe 2 through the fixing plate 9 under the mutual contact and extrusion of the inclination shapes of the fixing plate 9 and the clamping groove 12, so that the compactness formed after the nodular cast iron flange 1 and the connecting pipe 2 are butted is ensured, the complexity of fixing by adopting bolts after the traditional nodular cast iron flange 1 and the connecting pipe 2 are butted is improved, and the time and labor for fixing the nodular cast iron flange 1 and the connecting pipe 2 at multiple positions after the butting are butted are reduced by the bolts, and then through this mode not only guaranteed that nodular cast iron flange 1 forms compact simplicity with the back of connecting pipe 2 butt joint, has also guaranteed the convenience of carrying out butt joint fixed between nodular cast iron flange 1 and the connecting pipe 2, great improvement carry out the high efficiency of installation fixed between nodular cast iron flange 1 and the connecting pipe 2.

Furthermore, the inner side of the adjusting ring 6 is slidably connected with a positioning column 13, a second spring 14 is sleeved on the surface of the positioning column 13 in a sliding mode, two ends of the second spring 14 are fixedly connected to the inner side of the adjusting ring 6 and the surface of the positioning column 13 respectively, a positioning groove 15 is formed in the surface of the nodular cast iron flange 1, the positioning groove 15 is in a tooth socket shape, the surface of the positioning column 13 is slidably connected to the inner wall of the positioning groove 15 in a clamping mode, a spiral ring 16 is connected to the surface of the nodular cast iron flange 1 in a threaded mode, the fixing plate 9 is adjusted to move to a preset position through the adjusting ring 6 controlled by an operator, meanwhile, the positioning column 13 on the adjusting ring 6 slides on the inner side of the nodular cast iron flange 1, after the positioning column 13 is matched with the adjusting ring 6 to adjust the position, the positioning column 13 on the adjusting ring 6 enters the inner wall of the positioning groove 15 under the pushing of the elastic performance of the second spring 14, the spiral ring 16 is rotated by the operator, the spiral ring 16 covers and shields the positioning column 13, and the adjusting connecting pipe 9 enables the nodular cast iron flange 1 to be conveniently adjusted and fixed and the nodular cast iron flange 1 and the nodular cast iron flange 2 is convenient to adjust and the adjustable flange 1 and the adjustable flange 2.

The working principle is as follows: a high-strength nodular cast iron flange is formed by butting a butting groove 4 on a nodular cast iron flange 1 and a butting column 5 on a connecting pipe 2, at the moment, an operator rotates an adjusting ring 6, and then the arc-shaped adjusting groove 11 on the adjusting ring 6 slides through the arc-shaped shape of the fixing plate 9, so that the adjusting ring 6 pushes the fixing plate 9 to slide on the inner side of the nodular cast iron flange 1, at the moment, the fixing plate 9 enters the inner wall of a clamping groove 12 on the butting column 5 through the inner side of the nodular cast iron flange 1, and further the fixing plate 9 and the clamping groove 12 are in contact and extrusion through the inclined shapes, so that the butting column 5 adjusts and extrudes the nodular cast iron flange 1 and the connecting pipe 2 to extrude a rubber pad 3 through the fixing plate 9, the fixing plate 9 is adjusted and moved to a set position through the operator to control the adjusting ring 6, meanwhile, a positioning column 13 on the adjusting ring 6 slides on the inner side of the nodular cast iron flange 1, and the positioning column 13 adjusts the position of the adjusting ring 6 matched with the adjusting ring, the positioning column 13 enters the inner wall of a spiral ring 15 under the pushing of a second spring 14, and then the positioning column 16 is rotated to cover a positioning groove 16.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a high strength nodular cast iron flange, includes nodular cast iron flange (1), its characterized in that: the surface of nodular cast iron flange (1) is provided with connecting pipe (2), butt joint groove (4) have been seted up to the inboard of nodular cast iron flange (1), the inner wall sliding connection that butt joint groove (4) has butt joint post (5), the inboard rotation of nodular cast iron flange (1) is connected with adjustable ring (6), the fixed surface of adjustable ring (6) is connected with limiting plate (7), spacing groove (8) have been seted up to the inboard of nodular cast iron flange (1), the surface sliding connection of limiting plate (7) is at the inner wall of spacing groove (8), the inboard sliding connection of nodular cast iron flange (1) has fixed plate (9), first spring (10) have been cup jointed in the surface sliding of fixed plate (9), the both ends difference fixed connection of first spring (10) is in the surface of fixed plate (9) and the inboard of nodular cast iron flange (1).

2. The high-strength ductile iron flange according to claim 1, wherein: rubber pads (3) are arranged on the opposite sides of the nodular cast iron flange (1) and the connecting pipe (2), and the surface of the butt joint column (5) is connected to the inner sides of the rubber pads (3) in a sliding mode.

3. The high-strength nodular cast iron flange according to claim 1, wherein: the surface of the adjusting ring (6) is provided with an adjusting groove (11), and the surfaces of the adjusting groove (11) and the fixing plate (9) are both arc-shaped.

4. The high-strength ductile iron flange according to claim 1, wherein: the surface of the butt-joint column (5) is provided with a clamping groove (12), and the clamping groove (12) and the fixing plate (9) are both inclined.

5. The high-strength ductile iron flange according to claim 1, wherein: the inner side of the adjusting ring (6) is connected with a positioning column (13) in a sliding mode, the surface of the positioning column (13) is sleeved with a second spring (14) in a sliding mode, two ends of the second spring (14) are fixedly connected to the inner side of the adjusting ring (6) and the surface of the positioning column (13) respectively, and the surface of the nodular cast iron flange (1) is connected with a spiral ring (16) in a threaded mode.

6. The high-strength ductile iron flange according to claim 5, wherein: constant head tank (15) have been seted up on the surface of nodular cast iron flange (1), and the shape of constant head tank (15) is the flute profile, and the sliding surface joint of reference column (13) is at the inner wall of constant head tank (15).