CN219866888U - Metal connecting piece to flange - Google Patents

Abstract

The utility model discloses a metal connecting piece for a flange, which comprises a flange body: the flange is characterized in that fixing assemblies are respectively arranged on two sides of the flange body, a plurality of split bodies are arranged in the middle of the flange body, arc-shaped return bodies are arranged on the upper portion and the lower portion of the flange body, and the arc-shaped return bodies and the split bodies are matched to reduce the speed of liquid. When the liquid passes through the flange body, the split body divides the liquid into an upper flow and a lower flow in the flange body, the two flows continuously flow into the flange body, when the two flows reach the arc-shaped return body, the two flows are subjected to resistance to flow reversely, and the reversely flowing liquid and the split liquid cancel each other, so that the flow of the liquid in the flange body is reduced.

Description

Metal connecting piece to flange

Technical Field

The utility model relates to the technical field of metal connectors, in particular to a metal connector for a flange.

Background

Flange (Flange), also known as Flange collar or Flange. The flange is a part for connecting the shafts and is used for connecting the pipe ends; there are also flanges for use on the equipment access ports for connection between two equipment, such as speed reducer flanges. The flange connection or the flange joint refers to detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange refers to a flange for a piping in a pipeline device, and is used on equipment to refer to an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected by bolts. The flanges are sealed by gaskets. The flange is in threaded connection (threaded connection) with the flange, the welding flange and the clamping flange. The flanges are used in pairs, and the low-pressure pipeline can use a wire flange and a welding flange with pressure of more than four kilograms. And a sealing gasket is arranged between the two flange plates, and then the two flange plates are fastened by bolts.

Chinese patent publication No. CN213117925U discloses a reducing flange connector, comprising two reducing flanges and a bellows; annular connecting parts matched with the first connecting parts are arranged at two ends of the corrugated pipe, and the annular connecting parts are rotationally connected with the corrugated pipe through sealing bearings; the outer end surface of the annular connecting part is provided with a positioning groove matched with the positioning protrusion; a circle of third through holes matched with the first through holes are formed in the end face of the annular connecting part at equal intervals; second jacks matched with the first jacks are arranged on the side face of the annular connecting part at equal intervals; the bottom of the second jack is vertically provided with a spring, the bottom of the spring is fixed at the bottom of the second jack, the top of the spring is fixedly provided with a supporting rod, the top of the supporting rod is provided with a bearing seat, and a U-shaped inserting connection rod is arranged on the bearing seat. The variable-diameter flange connecting piece is suitable for being used when the height difference occurs between a pipeline to be connected and a variable-diameter flange, and is rapid and convenient to install, good in sealing performance and firm in connection.

However, when the flanges are connected, the two pipelines are connected through the fixing mechanism, but when the large-flow liquid in the pipelines flows into the small-flow liquid in the pipelines, the water valve is often needed to control the flow of the liquid, so that the connecting flange capable of reducing the flow is designed.

Disclosure of Invention

The utility model aims to provide a metal connecting piece for a flange, so as to solve the problem that the flange proposed in the background art cannot reduce the liquid flow.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a metal connector for a flange comprising a flange body:

the flange body is characterized in that fixing assemblies are respectively arranged on two sides of the flange body, a plurality of split bodies are arranged in the middle of the flange body, arc-shaped return bodies are arranged on the upper portion and the lower portion of the flange body, and the arc-shaped return bodies and the split bodies are matched to split liquid.

As a further scheme of the utility model: the fixing assembly comprises screw holes, a plurality of screw holes are respectively formed in the round protruding portions on two sides of the flange body, screws penetrate through the screw holes, nuts are connected with penetrating ends of the screws in a threaded mode, and clamping grooves are formed in the positions, close to the screw holes, of the round protruding portions on two sides of the flange body.

By adopting the technical scheme, the flange is quickly abutted.

As a further scheme of the utility model: the nut is characterized in that the side face of the nut is provided with a groove, a cylinder penetrates through the groove, a spring is sleeved outside the cylinder, the spring is arranged in the groove, a fixing ring is sleeved outside the cylinder in the groove, and the fixing ring limits the spring.

By adopting the technical scheme, the anti-loosening treatment of the screw cap is realized.

As a further scheme of the utility model: one end of the cylinder, which is close to the clamping groove, is arranged into an arc shape, and the cylinder is inserted into the clamping groove to prevent the nut from loosening.

Through adopting above-mentioned technical scheme, realize preventing that the nut from taking place not hard up really when the use in the draw-in groove is inserted to the cylinder.

Compared with the prior art, the utility model has the beneficial effects that: the metal connection piece for the flange is provided with a metal connecting piece,

the flow dividing body divides the liquid into an upper flow and a lower flow in the flange body when the liquid passes through the flange body, the two flows continuously flow into the flange body, when the two flows reach the arc-shaped flow returning body, the two flows are subjected to resistance and are reversed, and the reversed flows and the shunted liquid are offset, so that the flow of the liquid in the flange body is reduced;

in addition, this metal connecting piece to flange still is provided with recess, cylinder, spring and retainer plate, the arc end through the cylinder at this moment is to supporting the flange body, the cylinder that continues to rotate the nut this moment just receives the extrusion and moves to the recess in, when the arc end of cylinder inserts in the draw-in groove under the effect of spring, if still need rotate the nut, the cylinder arc end that inserts in the draw-in groove this moment can receive the extrusion and retract to the recess again in, until the nut carries out the fixed back completely to the flange body, the cylinder arc end inserts in the draw-in groove this moment, prevent that the nut from taking place not hard up.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the present utility model at A;

fig. 3 is a schematic side view of the present utility model.

In the figure: 1. a flange body; 2. arc-shaped return fluid; 3. a split flow; 4. a screw hole; 5. a screw; 6. a screw cap; 7. a groove; 8. a cylinder; 9. a spring; 10. a fixing ring; 11. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: a metal connection for a flange, comprising a flange body 1:

the two sides of the flange body 1 are respectively provided with a fixing component, a plurality of diversion bodies 3 are arranged in the middle position in the flange body 1, arc-shaped return bodies 2 are arranged in the flange body 1 up and down, and the arc-shaped return bodies 2 and the diversion bodies 3 are matched to divert liquid;

when the flange is used, when liquid flows into the flange body 1, the split flow 3 in the flange body 1 divides the liquid into an upper flow and a lower flow, and a stream of liquid directly flows between the arc-shaped return flows 2 along the split flow 3, when the upper flow and the lower flow of the liquid flow into the arc-shaped parts of the arc-shaped return flows 2, the resistance is exerted, the reversely flowing liquid collides with the liquid directly flowing between the arc-shaped return flows 2, the liquid with the rapid flow velocity in the flange body 1 is just counteracted, if the flowing liquid has the higher flow velocity, the liquid continuously counteracts the flowing liquid until the flow velocity of the liquid reaches the proper velocity in the next link, the flange connecting piece mechanism is simple and not easy to damage, meanwhile, the device has more obvious effect of decelerating the liquid with the faster flow velocity, and the liquid with the low flow velocity cannot generate the excessive speed of the reduced flow.

Referring to fig. 1, further, the fixing component includes a screw hole 4, a plurality of screw holes 4 are respectively formed in the circular protruding portions on two sides of the flange body 1, a screw 5 is penetrated in the screw hole 4, a nut 6 is screwed at the penetrating end of the screw 5, a clamping groove 11 is formed in the position, close to the screw hole 4, of the circular protruding portions on two sides of the flange body 1, and a plurality of clamping grooves 11 are formed;

when the flange is used, when the flange body 1 needs to be butted, the screws 5 are respectively inserted into the screw holes 4, and then the nuts 6 are fixed by bolts.

Referring to fig. 3, further, a groove 7 is formed in the side surface of the nut 6, a cylinder 8 penetrates through the groove 7, a spring 9 is sleeved outside the cylinder 8, the spring 9 is arranged in the groove 7, a fixing ring 10 is sleeved outside the cylinder 8 in the groove 7, and the fixing ring 10 limits the spring 9;

when the flange is used, when the nut 6 is used for fixing the flange body 1, when the nut 6 is close to the screw hole 4, one end of the cylinder 8 is propped against the flange body 1, the cylinder 8 which is used for continuously rotating the nut 6 is extruded into the groove 7 to move, when the arc-shaped end of the cylinder 8 is inserted into the clamping groove 11 under the action of the spring 9, if the nut 6 is still required to be rotated, the arc-shaped end of the cylinder 8 which is inserted into the clamping groove 11 is extruded to retract into the groove 7 again until the arc-shaped end of the cylinder 8 is inserted into the clamping groove 11 when the nut 6 rotates, and the nut 6 is prevented from loosening.

Referring to fig. 2, further, one end of the cylinder 8 near the clamping groove 11 is provided with an arc shape, and the cylinder 8 is inserted into the clamping groove 11 to prevent the nut 6 from loosening;

when the flange is used, the fixed end of the cylinder 8 is continuously inserted into the clamping groove 11 when the nut 6 is rotated, and then is extruded and compressed back into the groove 7 until the nut 6 is completely fixed with the flange body 1, and the cylinder 8 is completely inserted into the clamping groove 11.

Working principle: when the metal connecting piece for the flange is used, when the flange body 1 needs to be installed, screw holes 4 on the flange body 1 are aligned, then screws 5 are divided into the screw holes 4, then a cylinder 8 is naked and fixed, when liquid flows in the flange body 1, the cylinder 8 is pulled at the moment through the matching of the arc-shaped return fluid 2 and the split body 3, when the nut 6 needs to be unloaded, the cylinder 8 is pulled out of a clamping groove 11, the limitation of the cylinder 8 on the nut 6 is removed, and then the nut 6 is turned to loosen, so that the details which are not described in the specification belong to the prior art known to the person skilled in the art.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (4)

1. The utility model provides a metal connector to flange, includes flange body (1), its characterized in that:

the flange comprises a flange body (1), wherein fixing assemblies are respectively arranged on two sides of the flange body (1), a plurality of split bodies (3) are arranged at middle positions in the flange body (1), arc-shaped return bodies (2) are respectively arranged in the flange body (1) up and down, and the arc-shaped return bodies (2) and the split bodies (3) are matched to reduce the speed of liquid.

2. A metal connection for flanges according to claim 1, characterized in that: the fixing assembly comprises screw holes (4), a plurality of screw holes (4) are respectively formed in the round protruding portions on two sides of the flange body (1), screws (5) penetrate through the screw holes (4), nuts (6) are connected with penetrating ends of the screws (5) in a threaded mode, and clamping grooves (11) are formed in positions, close to the screw holes (4), of the round protruding portions on two sides of the flange body (1).

3. A metal connection for flanges according to claim 2, characterized in that: the nut (6) side has seted up recess (7), and runs through in recess (7) cylinder (8), cylinder (8) outside cover is equipped with spring (9), and spring (9) are in recess (7), cylinder (8) outside cover is equipped with retainer plate (10) in recess (7), retainer plate (10) restrict spring (9).

4. A metal connection for a flange according to claim 3, characterized in that: one end of the cylinder (8) close to the clamping groove (11) is arranged into an arc shape, and the cylinder (8) is inserted into the clamping groove (11) to prevent the nut (6) from loosening.