CN219588335U - Connection structure of valve and pipe fitting - Google Patents

Abstract

The utility model discloses a connecting structure of a valve and a pipe fitting, which belongs to the technical field of connecting structures and is characterized in that the connecting structure comprises a first semicircular ring and a second semicircular ring, the top end and the bottom end side wall of the first semicircular ring are fixedly connected with a first connecting box, the top end and the bottom end side wall of the second semicircular ring are fixedly connected with a second connecting box, the bottom end of the inner wall of the first connecting box is fixedly provided with a plugboard, one end of the plugboard extends to the outer side of the first connecting box, the top end of the second connecting box is movably provided with a limiting plate, the bottom end of the limiting plate is fixedly connected with a plugboard, one end of the plugboard penetrates through the top end of the second connecting box and extends into the second connecting box, a sliding plate is fixedly arranged on the plugboard, springs are fixedly arranged on the two sides of the top end of the sliding plate, and a first jack matched with the plugboard is arranged on the plugboard.

Description

Connection structure of valve and pipe fitting

Technical Field

The utility model relates to the technical field of connecting structures, in particular to a connecting structure of a valve and a pipe fitting.

Background

At present, valve pipe fittings are provided with valves and pipe fittings, which are all used in a pipeline connecting or controlling system, the valves are devices used for controlling the direction, pressure and flow of fluid in a fluid system, are devices for enabling media (liquid, gas and powder) in pipes and equipment to flow or stop and controlling the flow of the media, the valve pipe fittings are also required to be used in the field of thermal power plants for steam transmission, the valves and the pipe fittings are connected for medium transmission, and the connecting structures of the existing valves and the pipe fittings are fastened by adopting flanges and a plurality of bolts.

Among the prior art, the loose joint structure of valve and pipe fitting of application number CN202022351069.2, including first semicircle ring and second semicircle ring, the lower extreme lateral wall fixedly connected with linking frame of first semicircle ring, the lower extreme lateral wall fixedly connected with fixed block of second semicircle ring, and the inside interlude of fixed block is equipped with the pivot, and the both ends of pivot rotate the grafting at the linking frame inner wall. This loose joint structure of valve and pipe fitting through setting up first semicircle ring and second semicircle ring, through the ring flange joint with pipe fitting and valve junction inside the ring channel, then through the cooperation of single bolt and nut, realized the fixed work of connection, convenient operation, it is simple to use, the time that consumes is less, through setting up the rubber pad, can support tight work to two ring flanges, the leakproofness when having guaranteed to prevent the condition that leaks, guarantee the normal use of product, prevent unexpected emergence.

However, in the scheme in the prior art, the connection and fixation are realized by tightly matching a single bolt with a nut, but the bolt is not protected, rust is easy to generate for a long time, and the disassembly is inconvenient.

Disclosure of Invention

In order to make up for the defects, the utility model provides a connecting structure of a valve and a pipe fitting, and aims to solve the problem that the valve and the pipe fitting are troublesome to install and detach.

The utility model is realized in the following way: the utility model provides a connection structure of valve and pipe fitting, includes first semicircle ring and second semicircle ring, the top and the bottom lateral wall fixed connection first joint box of first semicircle ring, the top and the bottom lateral wall fixed connection second joint box of second semicircle ring, first joint box one side with second joint box one side movable seal connects and connects one side and be the opening setting, first joint box inner wall bottom fixed mounting picture peg, picture peg one end extends to the first joint box outside, second joint box top movable mounting limiting plate, limiting plate bottom fixed connection inserted bar, inserted bar one end run through in second joint box top and extend to in the second joint box, fixed mounting slide on the inserted bar, slide top both sides fixed mounting spring, the spring top with second joint box inner wall top fixed connection, be provided with on the picture peg with the first jack that the inserted bar matches.

In the preferred technical scheme of the utility model, annular grooves are formed in the first semicircular ring and the second semicircular ring, rubber pads are adhered to the inner walls of the annular grooves, and the rubber pads are matched with the annular grooves.

In the preferred technical scheme of the utility model, sliding blocks are fixedly arranged on two sides of the sliding plate, sliding grooves matched with the sliding blocks are formed on two sides of the inner wall of the second connecting box, the sliding blocks are arranged in a T shape, and the sliding blocks are in sliding connection with the inner wall of the sliding grooves.

In the preferable technical scheme of the utility model, the two sides of the bottom end of the sliding plate are fixedly provided with the limiting rods, the inserting plate is provided with the second inserting holes matched with the limiting rods, and the limiting rods are symmetrically arranged at the two sides of the inserting rods.

In the preferred technical scheme of the utility model, the top end of the second connecting box is provided with a groove matched with the limiting plate, the limiting plate is circularly arranged, and the inner wall of the groove is provided with a rubber pad.

In the preferred technical scheme of the utility model, the top end of the limiting plate is provided with a pull ring, the top end of the limiting plate is provided with a circular groove matched with the pull ring, the two ends of the outer side of the pull ring are fixedly connected with bearings, the bearings are rotationally connected with the inner wall of the circular groove, and the circular groove and the pull ring are arranged in a semicircular shape.

In the preferred technical scheme of the utility model, the pull ring is in sliding connection with the inner wall of the circular groove, the inner wall of the circular groove is provided with a plurality of protruding blocks, and the protruding blocks are made of rubber materials.

In the preferred technical scheme of the utility model, the inner wall of the pull ring is provided with a square groove, and one side of the square groove is hollow.

The beneficial effects of the utility model are as follows: according to the connecting structure of the valve and the pipe fitting, which is obtained through the design, when the connecting structure is used, the pull ring is pulled to drive the limiting plate to move upwards, the limiting plate drives the inserting rod to move upwards, the inserting rod drives the limiting rod to move upwards together through the sliding plate, then the first semicircular ring and the second semicircular ring are symmetrically arranged at the joint of the pipe fitting and the valve, the flange plate is clamped inside the annular groove, the inserting plate is inserted into the second connecting box at the moment, the pull ring is loosened, the sliding plate is pushed to move downwards through the elasticity of the spring to enable the inserting rod and the limiting rod to be respectively inserted into the first inserting hole and the second inserting hole for fixing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a valve and pipe connection structure according to an embodiment of the present utility model;

FIG. 2 is a separation view of a first connector box and a second connector box according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an internal structure of a second connection box according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a limiting plate according to an embodiment of the present utility model.

In the figure: 100-a first semicircle; 110-a first connection box; 120-plugboards; 121-a first jack; 122-a second jack; 130-an annular groove; 200-a second semicircle ring; 210-a second junction box; 220-limiting plates; 221-a circular groove; 222-pull ring; 223-square groove; 230-inserting a rod; 240-skateboard; 241-a slider; 242-limit rod; 250-spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a connection structure of valve and pipe fitting, including first semicircle ring 100 and second semicircle ring 200, the first joint box 110 of top and bottom lateral wall fixed connection of first semicircle ring 100, the second joint box 210 of top and bottom lateral wall fixed connection of second semicircle ring 200, first joint box 110 one side and second joint box 210 one side movable seal connects and connect one side for the opening setting, first joint box 110 inner wall bottom fixed mounting picture peg 120, picture peg 120 one end extends to first joint box 110 outside, second joint box 210 top movable mounting limiting plate 220, limiting plate 220 bottom fixed connection inserted bar 230, inserted bar 230 one end runs through in second joint box 210 top and extends to second joint box 210 in, fixed mounting slide 240 on inserted bar 230, slide 240 bottom both sides fixed mounting limiting rod 242, be provided with the second jack 122 with limiting rod 242 matching on the picture peg 120, slide 240 top both sides fixed mounting spring 250 top and second joint box 210 inner wall top fixed connection, be provided with the first jack 121 with inserted bar 230 matching on the picture peg 120, second joint box top is provided with limiting plate 220 and is provided with the annular groove 222, the annular groove is provided with the limiting groove 222 is connected with the limiting plate 222, the annular groove is provided with the limiting groove 222 is connected with the annular groove 222, the annular groove is provided with the limiting plate 222, the annular groove is provided with the limiting groove is provided with the annular groove 222.

In some specific embodiments, the annular grooves 130 are formed in the first and second semicircular rings 100 and 200, and rubber pads are adhered to the inner walls of the annular grooves 130, so that the sealing performance is improved, and water leakage is prevented.

In some specific embodiments, the sliding blocks 241 are fixedly installed on two sides of the sliding plate 240, and sliding grooves matched with the sliding blocks 241 are arranged on two sides of the inner wall of the second connection box 210, so that the sliding blocks 241 are limited and prevented from rotating.

In some embodiments, the pull ring 222 is slidably connected to the inner wall of the circular groove 221, and the inner wall of the circular groove 221 is provided with a plurality of protrusions to prevent the pull ring 222 from moving into the circular groove 221, and the inner wall of the pull ring 222 is provided with a square groove 223 to facilitate pulling out the pull ring 222.

Working principle: when the plug board is used, the pull ring 222 is pulled to drive the limiting plate 220 to move upwards, the limiting plate 220 drives the inserting rod 230 to move upwards, the inserting rod 230 drives the limiting rod 242 to move upwards together through the sliding plate 240, the first semicircular ring 100 and the second semicircular ring 200 are symmetrically arranged at the joint of the pipe fitting and the valve, the flange plate is clamped inside the annular groove 130, the plug board 120 is inserted into the second connecting box 210 at the moment, the pull ring 222 is loosened, the sliding plate 240 is pushed to move downwards through the elastic force of the spring 250, and the inserting rod 230 and the limiting rod 242 are respectively inserted into the first inserting hole 121 and the second inserting hole 122 to be fixed.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides a connection structure of valve and pipe fitting, includes first semicircle ring and second semicircle ring, its characterized in that, the top and the bottom lateral wall fixed connection first joint box of first semicircle ring, the top and the bottom lateral wall fixed connection second joint box of second semicircle ring, first joint box one side with second joint box one side swing joint just connects one side for the opening setting, first joint box inner wall bottom fixed mounting picture peg, picture peg one end extends to the first joint box outside, second joint box top movable mounting limiting plate, limiting plate bottom fixed connection inserted bar, inserted bar one end run through in second joint box top and extend to in the second joint box, fixed mounting slide on the inserted bar, slide top both sides fixed mounting spring, the spring top with second joint box inner wall top fixed connection, be provided with on the picture peg with the first jack that the inserted bar matches.

2. The connection structure of a valve and a pipe fitting according to claim 1, wherein annular grooves are formed in the first semicircular ring and the second semicircular ring, and rubber pads are adhered to inner walls of the annular grooves.

3. The valve and pipe fitting connecting structure according to claim 1, wherein sliding blocks are fixedly arranged on two sides of the sliding plate, and sliding grooves matched with the sliding blocks are formed on two sides of the inner wall of the second connecting box.

4. The structure for connecting a valve and a pipe fitting according to claim 1, wherein a limit rod is fixedly installed on two sides of the bottom end of the sliding plate, and a second jack matched with the limit rod is arranged on the inserting plate.

5. The valve and pipe fitting connecting structure according to claim 1, wherein the second connecting box top end is provided with a groove matched with the limiting plate.

6. The connection structure of a valve and a pipe fitting according to claim 1, wherein a pull ring is arranged at the top end of the limiting plate, a circular groove matched with the pull ring is arranged at the top end of the limiting plate, bearings are fixedly connected to two ends of the outer side of the pull ring, and the bearings are rotatably connected with the inner wall of the circular groove.

7. The valve and pipe fitting connecting structure according to claim 6, wherein the pull ring is slidably connected to the inner wall of the circular groove, and a plurality of protrusions are provided on the inner wall of the circular groove.

8. The valve and pipe fitting connecting structure according to claim 6, wherein the pull ring inner wall is provided with a square groove.