CN215891552U

CN215891552U - Sealed pipeline compensator

Info

Publication number: CN215891552U
Application number: CN202122245655.3U
Authority: CN
Inventors: 于保凤
Original assignee: Jiangsu Jihua Pipe Industry Co ltd
Current assignee: Jiangsu Jihua Pipe Industry Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-22
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a sealed pipeline compensator which comprises a first flange, wherein a first sleeve is fixedly connected to the outer surface of the first flange, a second sleeve is connected to the inner surface of the first sleeve in a sliding mode, an adjusting device is arranged on the right surface of the second sleeve, the adjusting device comprises a fixing ring and a telescopic rod, and a sealing ring is fixedly connected to the outer surface of the second sleeve and located on the left side of the fixing ring. According to the utility model, through designing the adjusting ring and the sleeve, when the adjusting ring cannot bear larger pressure and is damaged, the sleeve can play a role in protection, leakage of a pipeline is avoided, through designing the host, the sleeve and the pressure sensor, the condition of the adjusting ring is monitored by the pressure sensor, the adjusting ring can be overhauled in advance, accidents are avoided, through designing the first sleeve and the second sleeve, the length of the adjusting ring can be adjusted without using a threaded rod, and the purpose of more convenient adjustment is realized.

Description

Sealed pipeline compensator

Technical Field

The utility model relates to the field of compensators, in particular to a sealed pipeline compensator.

Background

The pipe compensator is also called as a telescopic device or a telescopic joint or an expansion joint and is mainly used for compensating expansion and contraction caused by temperature change of a pipe. Thermal stresses will develop in the pipe if the pipe is not fully free to expand or contract when the temperature changes. This stress must be taken into account in the pipe design, otherwise it may lead to cracking of the pipe, affecting the normal production run. As an important component of pipeline engineering, the compensator plays an important role in ensuring long-term normal operation of the pipeline.

1. At present, a sealed pipeline compensator is easy to leak at the compensator in a pipeline with larger pressure, so that the safety performance of the whole pipeline is influenced;

2. the current sealed pipe compensator has no monitoring performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a sealed pipeline compensator.

In order to achieve the purpose, the utility model adopts the following technical scheme: a sealed pipeline compensator comprises a first flange, wherein a first sleeve is fixedly connected to the outer surface of the first flange, a second sleeve is slidably connected to the inner surface of the first sleeve, an adjusting device is arranged on the right surface of the second sleeve, and the adjusting device comprises a fixing ring and a telescopic rod;

a sealing ring is fixedly connected to the outer surface of the second sleeve and positioned on the left side of the fixing ring, a second flange is fixedly connected to the right surface of the second sleeve, and an adjusting ring is fixedly connected to the left surface of the second flange;

the right surface of first flange just is located the inside fixedly connected with pressure sensor of first sleeve, first telescopic downside fixedly connected with host computer, the right side fixedly connected with solenoid valve that first telescopic lower surface just is located the host computer.

As a further description of the above technical solution:

the fixing ring is fixedly connected with the second sleeve, and the telescopic rod is fixedly connected with the fixing ring.

As a further description of the above technical solution:

the output end of the telescopic rod is fixedly connected with the first sleeve, and the sealing ring is connected with the first sleeve in a sliding mode.

As a further description of the above technical solution:

the second sleeve is fixedly connected with the second flange through bolts, and threaded holes are formed in the front surfaces of the second flange and the first flange.

As a further description of the above technical solution:

the adjusting ring is elastic in the axial direction, and the left surface of the adjusting ring is fixedly connected with the first flange.

As a further description of the above technical solution:

the interior of adjusting ring forms the flow tube, form the cavity between adjusting ring and first sleeve, the second sleeve.

As a further description of the above technical solution:

the host is electrically connected with the pressure sensor and the electromagnetic valve.

As a further description of the above technical solution:

the quantity of telescopic link is a plurality of, and distributes along solid fixed ring circumference.

The utility model has the following beneficial effects:

1. compared with the prior art, this sealed pipeline compensator through design adjustable ring, sleeve, realizes that the sleeve can play the guard action when the adjustable ring can't bear great pressure and produce the damage, avoids the pipeline to appear leaking.

2. Compared with the prior art, the sealed pipeline compensator has the advantages that the condition of the adjusting ring is monitored by the pressure sensor through the design of the host, the sleeve and the pressure sensor, the maintenance can be carried out in advance, and the accident is avoided.

3. Compared with the prior art, this sealed pipeline compensator through designing first sleeve, second sleeve, realizes need not to use the threaded rod to adjust the regulation of adjusting ring length, realizes adjusting more convenient purpose.

Drawings

Fig. 1 is a schematic view of an internal structure of a sealed pipe compensator according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a top view of a sealed pipe compensator according to the present invention;

fig. 4 is a schematic view of an overall structure of a sealed pipe compensator according to the present invention.

Illustration of the drawings:

1. a first flange; 2. a first sleeve; 3. a fixing ring; 4. a telescopic rod; 5. a seal ring; 6. a bolt; 7. an adjusting ring; 8. an electromagnetic valve; 9. a host; 10. a pressure sensor; 11. a threaded hole; 12. a second sleeve; 13. a second flange; 14. a flow tube; 15. an adjustment device; 16. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a sealed pipe compensator: comprises a first flange 1, the first flange 1 and a second flange 13 are used for connecting a device and a pipeline, the outer surface of the first flange 1 is fixedly connected with a first sleeve 2, the inner surface of the first sleeve 2 is slidably connected with a second sleeve 12, the first sleeve 2 is matched with the second sleeve 12 to avoid the leakage of an adjusting ring 7, and adjusting the length of the adjusting ring 7, the right surface of the second sleeve 12 is provided with an adjusting device 15, the adjusting device 15 is used for providing power when the lengths of the first sleeve 2 and the second sleeve 12 are adjusted, the adjusting device 15 comprises a fixing ring 3 and a plurality of telescopic rods 4, the number of the telescopic rods 4 is multiple, and distribute along solid fixed ring 3 circumference, avoid frictional force great between first sleeve 2 and the second sleeve 12, gu fixed ring 3 and second sleeve 12 fixed connection, telescopic link 4 and solid fixed ring 3 fixed connection, the output of telescopic link 4 and first sleeve 2 fixed connection.

The outer surface of the second sleeve 12 is fixedly connected with a sealing ring 5 on the left side of the fixed ring 3, the sealing ring 5 is used for increasing the airtightness between the sleeves, the sealing ring 5 is connected with the first sleeve 2 in a sliding manner, the right surface of the second sleeve 12 is fixedly connected with a second flange 13, the second sleeve 12 is fixedly connected with the second flange 13 through a bolt 6, the front surfaces of the second flange 13 and the first flange 1 are respectively provided with a threaded hole 11, the left surface of the second flange 13 is fixedly connected with an adjusting ring 7, the adjusting ring 7 is used for adjusting the length so as to reduce the stress on the pipeline, the axial direction of the adjusting ring 7 has elasticity which facilitates the change of the length, the left surface of the adjusting ring 7 is fixedly connected with the first flange 1, a flow pipe 14 is formed inside the adjusting ring 7, the flow pipe 14 is used for the flow of liquid inside the pipeline, and a cavity 16 is formed between the adjusting ring 7 and the first sleeve 2 and the second sleeve 12, the cavity 16 is used to facilitate monitoring of the pressure sensor 10.

The right surface of first flange 1 and the inside fixedly connected with pressure sensor 10 that is located first sleeve 2, pressure sensor 10 is used for monitoring the inside pressure variation of cavity 16, the downside fixedly connected with host computer 9 of first sleeve 2, host computer 9 is used for signals and control solenoid valve 8, the lower surface of first sleeve 2 and the right side fixedly connected with solenoid valve 8 that is located host computer 9, solenoid valve 8 is used for controlling gaseous business turn over, thereby guarantee that the inside pressure of cavity 16 is in normal range, host computer 9 and pressure sensor 10 electric connection, host computer 9 and solenoid valve 8 electric connection.

The working principle is as follows: connect first flange 1 and second flange 13 with the pipeline respectively, according to the stress that the pipeline received, adjust the relative position between first sleeve 2 and the second sleeve 12 through telescopic link 4, thereby the length of control adjustable ring 7, in adjusting device 15's length variation process, open solenoid valve 8, make the inside pressure of cavity 16 keep right, close solenoid valve 8 after length adjustment accomplishes, if pressure sensor 10 detects the inside pressure of cavity 16 and exceeds the threshold value, indicate that adjustable ring 7 expands and exceeds the threshold value, there may be the risk of damage, need overhaul, if adjustable ring 7 directly damages, the sleeve avoids liquid to flow to the external world.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A sealed pipe compensator comprising a first flange (1), characterized in that: the outer surface of the first flange (1) is fixedly connected with a first sleeve (2), the inner surface of the first sleeve (2) is connected with a second sleeve (12) in a sliding mode, the right surface of the second sleeve (12) is provided with an adjusting device (15), and the adjusting device (15) comprises a fixing ring (3) and an expansion rod (4);

a sealing ring (5) is fixedly connected to the outer surface of the second sleeve (12) and located on the left side of the fixing ring (3), a second flange (13) is fixedly connected to the right surface of the second sleeve (12), and an adjusting ring (7) is fixedly connected to the left surface of the second flange (13);

the right surface of first flange (1) just is located inside fixedly connected with pressure sensor (10) of first sleeve (2), the downside fixedly connected with host computer (9) of first sleeve (2), the lower surface of first sleeve (2) just is located right side fixedly connected with solenoid valve (8) of host computer (9).

2. The sealed pipe compensator of claim 1, wherein: the fixing ring (3) is fixedly connected with the second sleeve (12), and the telescopic rod (4) is fixedly connected with the fixing ring (3).

3. The sealed pipe compensator of claim 1, wherein: the output end of the telescopic rod (4) is fixedly connected with the first sleeve (2), and the sealing ring (5) is connected with the first sleeve (2) in a sliding mode.

4. The sealed pipe compensator of claim 1, wherein: the second sleeve (12) is fixedly connected with a second flange (13) through a bolt (6), and threaded holes (11) are formed in the front surfaces of the second flange (13) and the first flange (1).

5. The sealed pipe compensator of claim 1, wherein: the adjusting ring (7) is elastic in the axial direction, and the left surface of the adjusting ring (7) is fixedly connected with the first flange (1).

6. The sealed pipe compensator of claim 1, wherein: the interior of the adjusting ring (7) forms a flow pipe (14), and a cavity (16) is formed between the adjusting ring (7) and the first sleeve (2) and the second sleeve (12).

7. The sealed pipe compensator of claim 1, wherein: the main engine (9) is electrically connected with the pressure sensor (10), and the main engine (9) is electrically connected with the electromagnetic valve (8).

8. The sealed pipe compensator of claim 1, wherein: the number of the telescopic rods (4) is multiple, and the telescopic rods are distributed along the circumferential direction of the fixing ring (3).