CN218152964U

CN218152964U - Durable elbow

Info

Publication number: CN218152964U
Application number: CN202222449037.5U
Authority: CN
Inventors: 杨志坤; 冯志祥
Original assignee: Yunnan Jianzhiheng Technology Co ltd
Current assignee: Yunnan Jianzhiheng Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-12-27
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a durable type elbow belongs to elbow technical field, including the elbow pipe, the both ends of elbow pipe all communicate and are equipped with the extension, and just two extension keep away from the one end of elbow pipe and all insert and be equipped with the inner tube, the inner wall of extension is equipped with elastic mechanism, and elastic mechanism's one end and inner tube fixed connection, the one end fixedly connected with mounting flange of extension is kept away from to the inner tube, elbow pipe turning department upper end inner wall fixedly connected with elasticity piece, and be equipped with buffer gear between the inner wall of elbow pipe and the elasticity piece. The utility model discloses in, through setting up extension pipe, inner tube and elastic mechanism, can cushion the pressure that mounting flange received to reduce the effort of dragging that the elbow pipe received, and then the durability of extension elbow pipe sets up elastic sheet and buffer gear, can cushion the rivers impact force that the elastic sheet received and weaken, improve the protectiveness to the elbow inside pipe wall, increase of service life.

Description

Durable elbow

Technical Field

The utility model relates to an elbow technical field specifically is a durable type elbow.

Background

In the pipe system, the elbow is the pipe fitting that changes the pipeline direction, divides according to the angle, has 45 and 90 180 three kinds of most commonly used, still includes other abnormal angle elbows such as 60 according to the engineering needs in addition, and the material of elbow has cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, non ferrous metal and plastics etc. and the mode of being connected with the pipe has: direct welding (the most common way) flange joint, hot melt connection, electric smelting connection, threaded connection, socket type connection and the like, and can be divided into the following steps according to the production process: welding elbows, stamping elbows, pushing elbows, casting elbows, butt welding elbows, and the like, other names: 90 degree elbows, quarter bends, and the like.

In a durable elbow (with the patent number of CN 208058229U), the damping rubber sheet arranged inside the elbow shell is designed to facilitate reduction of scouring force of water flow or air flow, so that the problem that the existing elbow is easy to damage and finally influences normal use due to the fact that the existing elbow is subjected to washing of water flow or air inside the elbow after long-term use is solved. Accordingly, one skilled in the art has provided a durable elbow that solves the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable type elbow to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a durable elbow comprises an elbow pipe, wherein two ends of the elbow pipe are communicated with extension pipes, an inner pipe is inserted into one end of each extension pipe, which is far away from the elbow pipe, an elastic mechanism is arranged on the inner wall of each extension pipe, one end of each elastic mechanism is fixedly connected with the inner pipe, one end of each inner pipe, which is far away from the extension pipes, is fixedly connected with a mounting flange, an elastic sheet is fixedly connected with the inner wall of the upper end of the elbow pipe at the corner, and a buffer mechanism is arranged between the inner wall of the elbow pipe and the elastic sheet;

the elastic mechanism comprises an annular sliding groove arranged on the inner wall of the extension pipe, the inner wall of the annular sliding groove is connected with a sliding ring in a sliding mode, the sliding ring is fixedly communicated with the inner pipe, and a compression spring is fixedly connected between the inner wall of one end of the annular sliding groove and the sliding ring.

As a further aspect of the present invention: the buffer mechanism comprises a fixed block fixed on the inner wall of the elbow pipe, two swing rods symmetrically arranged are rotatably connected to two sides of the fixed block through two rotating shafts, an extension spring is fixedly connected to one side, opposite to the two swing rods, of the swing rod, one end, far away from the fixed block, of the swing rod is rotatably connected with a supporting block, and the supporting block is in friction connection with an elastic sheet.

As a further aspect of the present invention: wherein, the supporting block is arranged in a ball-shaped structure.

As a further aspect of the present invention: the side wall of the mounting flange is provided with four mounting holes which are arranged in a surrounding mode at equal intervals.

As a further aspect of the present invention: the elbow pipe and the extension pipe, the inner pipe and the mounting flange are fixedly connected in a welding mode.

As a further aspect of the present invention: the inner wall of one end, far away from the elbow pipe, of the extension pipe is fixedly connected with a sealing ring, and the inner wall of the sealing ring is connected with the outer side wall of the inner pipe in a sliding mode.

As a further aspect of the present invention: the elastic sheet is arranged in an arc shape and is made of an elastic copper sheet material component.

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

1. this durable type elbow, through setting up extension pipe, inner tube and elasticity mechanism, when mounting flange department received because of the effort that expend with heat and contract with cold produced, the inner tube drove the slip ring and slides the displacement in the annular spout in the extension pipe, and compression spring receives the extrusion and produces elasticity this moment, can cushion the pressure that mounting flange received to reduce the effort that drags that the elbow pipe received, and then the durability of extension elbow pipe.

2. This durable type elbow, through setting up elasticity piece and buffer gear, when rivers strike on the elasticity piece, the elasticity piece produces deformation, this moment, promote two and support tight piece and produce the displacement, and then drive two pendulum rods toward the direction swing far away mutually, extension spring receives dragging of two pendulum rods this moment and produces elasticity, utilize extension spring's shrink elasticity, can cushion the weakening with the rivers impact force that the elasticity piece received, thereby improve the protectiveness to the elbow inside pipe wall, the life of extension elbow pipe.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B of fig. 2 in the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. an elbow pipe; 2. an extension pipe; 3. an inner tube; 4. installing a flange; 5. an elastic sheet; 6. an annular chute; 7. a slip ring; 8. a compression spring; 9. a fixed block; 10. a swing rod; 11. an extension spring; 12. a propping block; 13. mounting holes; 14. and (5) sealing rings.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, a durable elbow includes an elbow pipe 1, two ends of the elbow pipe 1 are both communicated with extension pipes 2, and an inner pipe 3 is inserted into one end of each of the two extension pipes 2 away from the elbow pipe 1, an elastic mechanism is disposed on an inner wall of the extension pipe 2, and one end of the elastic mechanism is fixedly connected to the inner pipe 3, one end of the inner pipe 3 away from the extension pipe 2 is fixedly connected to an installation flange 4, an elastic sheet 5 is fixedly connected to an inner wall of an upper end of a corner of the elbow pipe 1, which can buffer water flow, so as to protect the inner wall of the elbow pipe 1 from being washed away, and a buffer mechanism is disposed between the inner wall of the elbow pipe 1 and the elastic sheet 5;

elasticity mechanism is including offering annular chute 6 at 2 inner walls of extension pipe, the inner wall sliding connection of annular chute 6 has sliding ring 7, sliding ring 7 sets up with the fixed intercommunication of inner tube 3, fixedly connected with compression spring 8 between annular chute 6's one end inner wall and the sliding ring 7, when mounting flange 4 department receives the effort that produces because of expend with heat and contract with cold, inner tube 3 drives sliding ring 7 and slides the displacement in annular chute 6 in extension pipe 2, compression spring 8 receives the extrusion and produces elasticity this moment, can cushion the pressure that mounting flange 4 received, thereby reduce the effort of dragging that elbow pipe 1 received, and then the durability of extension elbow pipe 1.

As shown in fig. 4: buffer gear is including fixing the fixed block 9 at elbow pipe 1 inner wall, the both sides of fixed block 9 are rotated through two pivots and are connected with the pendulum rod 10 that two symmetries set up, and two pendulum rod 10 relative one side fixedly connected with extension spring 11, the pendulum rod 10 is kept away from the one end of fixed block 9 and is rotated and be connected with and support tight piece 12, and support

tight piece

12 and 5 friction coupling of elastic sheet, when water impact arrives on elastic sheet 5, elastic sheet 5 produces deformation, at this moment, promote two and support tight piece 12 and produce the displacement, and then drive two pendulum rod 10 toward the direction swing far away from, extension spring 11 received dragging of two pendulum rod 10 and produced elasticity this moment, utilize extension spring 11's shrink elasticity, can cushion the rivers impact force that elastic sheet 5 received and weaken, thereby improve the protectiveness to elbow pipe 1 inner wall, extension elbow pipe 1's life.

As shown in fig. 4: the abutting block 12 is arranged in a ball-shaped structure, friction is small, and the abutting block 12 is convenient to rub and displace on the elastic sheet 5.

As shown in fig. 1: the side wall of the mounting flange 4 is provided with four mounting holes 13 which are arranged in a surrounding manner at equal intervals and used for mounting.

As shown in fig. 1: the elbow pipe 1 and the extension pipe 2, and the inner pipe 3 and the mounting flange 4 are fixedly connected in a welding mode, and the connection is firm.

As shown in fig. 3: the inner wall of one end of the extension pipe 2, which is far away from the elbow pipe 1, is fixedly connected with a sealing ring 14, and the inner wall of the sealing ring 14 is connected with the outer side wall of the inner pipe 3 in a sliding manner, so that the sealing property is improved.

As shown in fig. 2: elastic sheet 5 is the arc setting, and elastic sheet 5 adopts elasticity copper sheet material component, long service life, and the resilience is good.

The working principle is as follows: when the device is used, when the mounting flange 4 is subjected to acting force generated by expansion with heat and contraction with cold, the inner pipe 3 drives the slip ring 7 to slide and displace in the annular chute 6 in the extension pipe 2, and the compression spring 8 is extruded to generate elastic force, so that the pressure applied to the mounting flange 4 can be buffered, the pulling acting force applied to the elbow pipe 1 is reduced, and the durability of the elbow pipe 1 is further prolonged;

secondly, when rivers strike on elastic sheet 5, elastic sheet 5 produces deformation, at this moment, promote two and support tight piece 12 and produce the displacement, and then drive two pendulum rods 10 toward the direction swing far away from each other, extension spring 11 receives dragging of two pendulum rods 10 and produces elasticity this moment, utilize extension spring 11's shrink elasticity, can cushion the rivers impact force that elastic sheet 5 received and weaken, thereby improve the protectiveness to elbow pipe 1 inner wall, prolong elbow pipe 1's life.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a durable elbow, includes elbow pipe (1), its characterized in that, the both ends of elbow pipe (1) all communicate and are equipped with extension pipe (2), and the one end that elbow pipe (1) was kept away from in two extension pipes (2) all inserts and be equipped with inner tube (3), the inner wall of extension pipe (2) is equipped with elasticity mechanism, and the one end and inner tube (3) fixed connection of elasticity mechanism, the one end fixed connection that extension pipe (2) were kept away from in inner tube (3) has mounting flange (4), the upper end inner wall fixed connection that the elbow pipe (1) was turned round has elastic sheet (5), and is equipped with buffer gear between the inner wall of elbow pipe (1) and elastic sheet (5);

the elastic mechanism comprises an annular sliding groove (6) formed in the inner wall of the extension pipe (2), a sliding ring (7) is connected to the inner wall of the annular sliding groove (6) in a sliding mode, the sliding ring (7) is fixedly communicated with the inner pipe (3), and a compression spring (8) is fixedly connected between the inner wall of one end of the annular sliding groove (6) and the sliding ring (7).

2. The durable elbow according to claim 1, wherein the buffer mechanism comprises a fixed block (9) fixed on the inner wall of the elbow pipe (1), two symmetrically arranged swing rods (10) are rotatably connected to two sides of the fixed block (9) through two rotating shafts, an extension spring (11) is fixedly connected to one side of each of the two swing rods (10) opposite to the other side of the two swing rod (10), one end of each swing rod (10) far away from the fixed block (9) is rotatably connected with a resisting block (12), and the resisting block (12) is in friction connection with the elastic sheet (5).

3. A durable elbow, according to claim 2, characterised in that the abutment block (12) is arranged in a ball-and-socket configuration.

4. A durable elbow, as claimed in claim 1, characterised in that the mounting flange (4) has four mounting holes (13) in the side wall thereof, spaced around the mounting flange at equal intervals.

5. A durable elbow according to claim 1, wherein the elbow pipe (1) and the extension pipe (2), the inner pipe (3) and the mounting flange (4) are fixedly connected by welding.

6. Durable elbow, according to claim 1, characterized in that the inner wall of the end of the extension pipe (2) remote from the elbow pipe (1) is fixedly connected with a sealing ring (14), and the inner wall of the sealing ring (14) is slidably connected with the outer side wall of the inner pipe (3).

7. The durable elbow according to claim 1, wherein the elastic sheet (5) is provided in an arc shape, and the elastic sheet (5) is made of an elastic copper sheet material.