CN217177805U

CN217177805U - Boiler pipeline butt-joint structural

Info

Publication number: CN217177805U
Application number: CN202220639575.8U
Authority: CN
Inventors: 邓伟
Original assignee: Wuxi Xianglong Global Technology Co ltd
Current assignee: Wuxi Xianglong Global Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-08-12
Anticipated expiration: 2032-03-23

Abstract

The utility model relates to a boiler pipeline butt-joint structural, comprising a main body, the outside welding of main part has the joint, the outside welding of joint upper end has the neck pipe, the upside integrated into one piece of neck pipe has the ring flange, the upside integrated into one piece of ring flange has flange portion, the protection casing has been cup jointed to the upside of ring flange, top integrated into one piece in the protection casing has the fixed stopper, the middle integrated into one piece of protection casing upside has the sealed tube, the outside of fixed stopper with the mode that the inboard of sealed tube is vertical range is equipped with many sealing rings, top joint in the sealed tube has the sealing plug. The utility model relates to a boiler pipeline butt-joint structural sets up neck pipe and flange dish through the upper end that connects, when carrying out the on-the-spot installation to the pipeline, utilizes and can dock the device with on-the-spot pipeline insertion neck intraduct and welded mode, and need not to carry out nondestructive test again to the concatenation efficiency of device has been promoted.

Description

Boiler pipeline butt-joint structural

Technical Field

The utility model relates to a pipeline butt joint technical field specifically is a boiler pipeline butt joint structure.

Background

Boiler tubes are one of the important components of boiler systems, and are the arteries connecting the boiler and its associated equipment and accessories, by which individual isolated heating surface parts and assemblies are connected as required and specified in the drawing, thereby forming boiler steam-water systems and other systems.

At present, the structure of a common boiler pipeline joint is simple, the common boiler pipeline joint is a simple pipe body, when the pipeline is subjected to on-site butt joint, the butt joint plane of the joint needs to be subjected to nondestructive testing, and then the joint is welded with the on-site pipeline, so that the operation is complex, the leakage is easily caused, and the normal use of the device is influenced.

Therefore, there is a need for a boiler pipe butt joint structure that is easy to install and has good sealing performance.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned not enough, provide a boiler pipeline butt-joint structural that installation and leakproofness can be convenient for are good.

The purpose of the utility model is realized like this:

the utility model provides a boiler pipeline butt-joint structural, includes the main part, the outside welding of main part has the joint, the outside welding that connects the upper end has the neck pipe, the upside integrated into one piece of neck pipe has the ring flange, the upside integrated into one piece of ring flange has flange portion, the protection casing has been cup jointed to the upside of ring flange, top integrated into one piece in the protection casing has fixed stopper, the centre integrated into one piece of protection casing upside has the sealed tube, the outside of fixed stopper with the mode that the inboard of sealed tube is vertical range is equipped with many sealing rings, top joint in the sealed tube has the sealing plug, the sealing washer is installed to the centre in the neck pipe.

Preferably, the neck tube is a round tubular structure, and the top of the joint is located in the middle inside the neck tube.

Preferably, the fixed plug is of a cylindrical structure, a plurality of positions are arranged on the fixed plug in a circumferential arrangement mode, and the fixed plug is clamped with the flange plate.

Preferably, the outer side of the sealing plug is vertically arranged with a plurality of annular grooves, and the sealing plug is clamped with the sealing ring.

Preferably, the sealing ring is of an annular structure with a T-shaped section, and the sealing ring is clamped with the main body.

Preferably, the protective cover, the fixing plug, the sealing tube, the sealing ring, the sealing plug and the sealing ring are all made of rubber materials.

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

1. the utility model discloses a boiler pipeline butt-joint structure, through setting up neck pipe and flange dish in the upper end of joint, when carrying out the on-the-spot installation to the pipeline, utilize and insert the on-the-spot pipeline inside the neck pipe and the mode of welding can dock the device, and need not to carry out nondestructive test again to the concatenation efficiency of device has been promoted;

2. the utility model discloses a boiler pipeline butt-joint structure, through installing protection casing and sealing plug above the ring flange, and set up the sealing ring in the inside of sealed tube, not only can cushion the protection to the joint when the device transports and moves, can also protect the welding seam after the pipeline butt-joint, thus played the effect of effective protection;

3. the utility model relates to a boiler pipeline butt-joint structural sets up the sealing washer through the inside at the neck, makes it be located the centre that connects and on-the-spot pipeline, and inside liquid erodees the joint weld of flange when not only can preventing the pipeline from using, and hoisting device's protection effect can also hoisting device's sealing performance.

Drawings

Fig. 1 is a schematic view of the overall structure of a boiler pipe butt-joint structure according to the present invention.

Fig. 2 is a schematic view of an internal cross-sectional structure of a boiler pipeline butt-joint structure a of the present invention.

Fig. 3 is the utility model discloses a boiler pipeline butt-joint structural joint punishment decomposes top structural diagram of structure.

Fig. 4 is the utility model discloses a boiler pipeline butt-joint structural joint punishment decomposes lower structure schematic diagram of structure.

Fig. 5 is a schematic view of the internal cross-sectional structure of the pipeline status of the boiler pipeline butt-joint structure in the connection site of the present invention.

Wherein: the sealing device comprises a main body 1, a joint 2, a neck pipe 3, a flange plate 4, a flange part 5, a protective cover 6, a fixing plug 7, a sealing pipe 8, a sealing ring 9, a sealing plug 10 and a sealing ring 11.

Detailed Description

Referring to fig. 1 to 5, the utility model relates to a boiler pipeline butt-joint structure, which comprises a main body 1, a joint 2 is welded on the outer side of the main body 1, a neck pipe 3 is welded on the outer side of the upper end of the joint 2, the neck pipe 3 is in a circular tube structure, the top of the joint 2 is positioned in the middle of the neck pipe 3, a flange plate 4 is integrally formed on the upper side of the neck pipe 3, and a flange part 5 is integrally formed on the upper side of the flange plate 4, as shown in fig. 2-5, by arranging the neck pipe 3 and the flange plate 4 on the upper end of the joint 2, when the pipeline is installed on site, the device can be butt-jointed by inserting the pipeline on site into the neck pipe 3 and welding, without performing nondestructive detection on the butt-joint plane of the joint 2 first, and then welding the pipeline on site, the butt-joint step of the joint 2 is simplified, thereby improving the splicing efficiency of the device, and when the device is processed and produced, the flange cover may be fixed to the upper side of the flange portion 5 to cover the joint 2, and the sealing performance of the pipe may be tested by a hydraulic test.

Further, a protective cover 6 is sleeved on the upper side of the flange plate 4, a fixing plug 7 is integrally formed at the top in the protective cover 6, the fixing plug 7 is of a cylindrical structure, a plurality of positions are arranged on the fixing plug 7 in a circumferential arrangement mode, the fixing plug 7 is clamped with the flange plate 4, a sealing pipe 8 is integrally formed in the middle of the upper side of the protective cover 6, a plurality of sealing rings 9 are arranged on the outer side of the fixing plug 7 and the inner side of the sealing pipe 8 in a vertical arrangement mode, a sealing plug 10 is clamped above the sealing pipe 8, a plurality of annular grooves are arranged on the outer side of the sealing plug 10 in a vertical arrangement mode, the sealing plug 10 is clamped with the sealing ring 9, the protective cover 6, the fixing plug 7, the sealing pipe 8, the sealing ring 9 and the sealing plug 10 are all made of rubber materials, as shown in fig. 2, the protective cover 6 is installed on the upper side of the flange plate 4, and the sealing pipe 8 and the sealing plug 10 are arranged in the middle of the protective cover 6, the top in the protective cover 6 is provided with a plurality of fixing plugs 7, the protective cover 6 is fixed by the clamping fit of the fixing plugs 7 and the flange plate 4, the joint 2 and the flange plate 4 can be protected after the device is processed, and the device is prevented from being damaged due to collision with external objects during transportation and movement; as shown in fig. 4, after the device is butted with the field pipeline, the sealing joint of the field pipeline and the neck pipe 3 can be protected by the sealing ring 9 and the field pipeline, and the service life of the device is prolonged.

Furthermore, a sealing ring 11 is installed in the middle of the neck pipe 3, the sealing ring 11 is of an annular structure with a T-shaped section, the sealing ring 11 is clamped with the main body 1, the sealing ring 11 is made of rubber, as shown in fig. 4, the sealing ring 11 is arranged inside the neck pipe 3 and is positioned between the joint 2 and the field pipeline, when the joint 2 is in butt joint with the field pipeline, the connection sealing performance of the joint can be improved, and the situation that the medium in the pipeline erodes a welding seam to influence the normal use of the device is avoided.

The utility model relates to a boiler pipeline butt-joint structural operating principle is: when the field pipeline is butted, the fixing plug 7 in the protective cover 6 is firstly taken out and sleeved outside the lower end of the field pipeline, then the lower end of the field pipeline is inserted into the neck pipe 3, the sealing ring 11 is ensured to be positioned between the joint 2 and the field pipeline, then the field pipeline is welded with the flange plate 4, finally the protective cover 6 is moved downwards, the fixing plug 7 is inserted into the fixing hole in the flange plate 4 for fixing, during the use, the protective cover 6 is used for shielding the field pipeline and the flange plate 4, the connecting part of the field pipeline and the flange plate can be protected, and the sealing ring is arranged between the joint and the field pipeline, so that the sealing performance of the device can be improved, the medium in the pipeline is prevented from scouring the welding seam, and the normal use of the device is prevented from being influenced.

In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.

Claims

1. The utility model provides a boiler pipeline butt-joint structural which characterized in that: including main part (1), the outside welding of main part (1) has joint (2), the outside welding that connects (2) upper end has neck pipe (3), the upside integrated into one piece of neck pipe (3) has ring flange (4), the upside integrated into one piece of ring flange (4) has flange portion (5), protection casing (6) have been cup jointed to the upside of ring flange (4), top integrated into one piece in protection casing (6) has fixed stopper (7), the centre integrated into one piece of protection casing (6) upside has sealed tube (8), the outside of fixed stopper (7) with the mode that the inboard of sealed tube (8) is vertical range is equipped with many sealing rings (9), top joint in sealed tube (8) has sealing plug (10), sealing washer (11) are installed to the centre in neck pipe (3).

2. The boiler pipe butt joint structure according to claim 1, wherein: the neck pipe (3) is of a round tubular structure, and the top of the joint (2) is located in the middle of the neck pipe (3).

3. The boiler pipe butt joint structure according to claim 1, wherein: the fixing plug (7) is of a cylindrical structure, a plurality of positions are arranged on the fixing plug (7) in a circumferential arrangement mode, and the fixing plug (7) is connected with the flange plate (4) in a clamping mode.

4. The boiler pipe butt joint structure according to claim 1, wherein: the outer side of the sealing plug (10) is provided with a plurality of annular grooves in a vertical arrangement mode, and the sealing plug (10) is clamped with the sealing ring (9).

5. The boiler pipe butt joint structure according to claim 1, wherein: the sealing ring (11) is of an annular structure with a T-shaped section, and the sealing ring (11) is connected with the main body (1) in a clamping mode.

6. The boiler pipe butt joint structure according to claim 1, wherein: the protective cover (6), the fixing plug (7), the sealing pipe (8), the sealing ring (9), the sealing plug (10) and the sealing ring (11) are all made of rubber materials.