CN209876261U - Pipeline compensator - Google Patents
Pipeline compensator Download PDFInfo
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- CN209876261U CN209876261U CN201920238508.3U CN201920238508U CN209876261U CN 209876261 U CN209876261 U CN 209876261U CN 201920238508 U CN201920238508 U CN 201920238508U CN 209876261 U CN209876261 U CN 209876261U
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- sleeve
- flange
- rubber sleeve
- compensation
- pipe
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Abstract
The utility model discloses a pipeline compensator, including the connection of dismantling each other: one end of the first sleeve is provided with a conical accommodating cavity; the compensation rubber sleeve is nested in the conical accommodating cavity of the first sleeve, and the outer wall of the compensation rubber sleeve is attached to the inner wall of the conical accommodating cavity; the pipe pressing part is embedded in the conical accommodating cavity, and the end face of the embedded end of the pipe pressing part is abutted against the outer end face of the compensation rubber sleeve; the second sleeve is sequentially inserted into the conical accommodating cavity through the pressing pipe fitting and the compensation rubber sleeve; the utility model discloses simple structure, axial compensation volume is big, realizes sealedly and the compensation through the combination to common pipe fitting flange, steel pipe, sealing rubber, adopts bushing type connection, prevents that the medium from flowing, and high temperature and high pressure are able to bear or endure, the axial displacement that effective compensation pipeline produced.
Description
Technical Field
The utility model relates to the technical field of pipelines, more specifically the utility model relates to a pipeline compensator that says so.
Background
The compensator is also called as a telescopic device or a telescopic joint or an expansion joint and is mainly used for compensating thermal expansion and cold contraction of a pipeline caused by temperature change, if the pipeline cannot expand or contract completely and freely during the temperature change, thermal stress is generated in the pipeline, and the thermal stress can cause the pipeline to break, thereby influencing the normal production. The compensator can compensate the deformation or displacement of the pipeline to prevent the pipeline from cracking under the action of thermal stress. The most commonly used of pipeline compensator has two kinds, one kind is rubber pipeline compensator, another kind is metal pipeline compensator, rubber pipeline compensator's the temperature that bears is lower, bear the pressure less, metal pipeline compensator's key feature is flexible compensation volume is big, bear the temperature height, it is big to bear the pressure, present metal pipeline compensator generally adopts the stainless steel to make the bellows, when the pipeline inflation, produce the impact force to the stainless steel bellows, the pipeline will break when intensity reaches fatigue strength, the weld of pipeline is very easy fracture and can't be repaired when having moment of torsion power.
Therefore, how to provide a pipeline compensator is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a pipeline compensator, simple structure, axial compensation volume is big, can improve sealed effect and adaptive capacity to environment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pipe compensator comprising, removably attached to each other:
one end of the first sleeve is provided with a conical accommodating cavity;
the compensation rubber sleeve is nested in the conical accommodating cavity of the first sleeve, and the outer wall of the compensation rubber sleeve is attached to the inner wall of the conical accommodating cavity;
the pressing pipe fitting is partially nested in the conical accommodating cavity, and the end face of the embedding end of the pressing pipe fitting is abutted to the outer end face of the compensation rubber sleeve;
and the second sleeve is sequentially arranged in the pressing pipe fitting and the compensation rubber sleeve in a penetrating manner and inserted into the conical accommodating cavity.
Further, the first sleeve comprises a conveying section, a flaring section and a connecting section which are integrally formed, wherein the inner spaces of the flaring section and the connecting section form the conical accommodating cavity, a first flange is arranged at the end part of the conveying section, and a second flange is arranged at the end part of the connecting section.
Furthermore, the outer diameter of the second sleeve is larger than that of the connecting section, and the second sleeve extends into one end of the connecting section and is clamped with the inner wall of the flaring section.
Furthermore, the diameter of the compensation rubber sleeve is gradually reduced from the middle part to the two ends, the inclination angles of the two ends are the same as the inclination angle of the flaring section, and the outer wall of one end is in fit with the inner wall of the flaring section.
The beneficial effects of adopting above-mentioned scheme are that, compensation gum cover one end is closely laminated with flaring section inner wall adaptation, has certain leakproofness.
Further, a sealing ring is arranged between the compression pipe fitting and the compensation rubber sleeve, the outer diameter of the sealing ring is smaller than that of the middle part of the compensation rubber sleeve, the sealing ring is sleeved on the outer end face of the compensation rubber sleeve far away from one end of the flaring section, and one side of the sealing ring is abutted to the end face of the compression pipe fitting.
The beneficial effects of adopting above-mentioned scheme are that, the sealing washer has guaranteed to compress tightly the compactness that pipe fitting and first sleeve coupling are connected, and has prevented to compress tightly that the pipe fitting direct action from causing extrusion deformation or damage on the compensation gum cover.
Furthermore, one end, far away from the sealing ring, of the pressing pipe fitting is provided with a third flange corresponding to the second flange.
Furthermore, the third flange and the second flange are detachably connected through a fixing piece.
Furthermore, the end part of the second sleeve is provided with a fourth flange, the fourth flange corresponds to the second flange and the third flange, and the second sleeve is detachably connected with the compression pipe fitting and the first sleeve through a stud bolt which sequentially penetrates through the fourth flange, the third flange and the second flange.
Furthermore, the compensation rubber sleeve and the sealing ring are composite fluorine rubber sealing elements.
The beneficial effects of adopting above-mentioned scheme are that, have better corrosion resistance, long service life.
According to the technical scheme, compared with the prior art, the utility model discloses a pipeline compensator, simple structure, overhaul convenient, the axial compensation volume is big, realizes sealed and compensation through the combination to common pipe fitting flange, steel pipe, sealing rubber, adopts bushing type connection, prevents that the medium from flowing out, and the interior sleeve pipe is convenient like piston tube is flexible during operation, can improve the installation rate, can effectively compensate the axial displacement that the pipeline produced simultaneously;
the steel pipe is directly punched and integrally formed, the inner wall formed by the punching part is smooth and regular, the combination degree of the sealing surface is improved, the sealing effect is better, and compared with the prior mode of welding by combining the steel pipe and the flange, the production process and the generation of waste materials are reduced;
the compensation rubber sleeve and the sealing ring are adopted, so that the gap of a sealing joint part is reduced fundamentally, the generation of eddy current at the part of the fluid medium in the movement process is avoided, and the pressure loss of the fluid medium and the generation of the phenomenon that the medium flow direction is restrained are increased;
the utility model adopts a multi-flange connection mode to effectively relieve the torque force generated by the pipeline, and the service life is greatly prolonged; by adopting a detachable connection mode, the sealing rubber can be replaced on line, and the production is not influenced; the second pipeline extending into the space between the two flanges is used as pipeline compensation quantity, and the pipeline has the advantages of adjustable length, large space, large expansion quantity, high pressure and high temperature resistance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is an exploded view of the structure of a pipeline compensator according to the present invention.
Fig. 2 is a schematic structural diagram of the pipeline compensator of the present invention.
Fig. 3 is a schematic structural diagram of the first sleeve of the present invention.
Wherein:
1-a first sleeve; 2-compensation rubber sleeve; 3, pressing the pipe fitting; 4-a second sleeve; 5-a first flange; 6-a second flange; 7-a third flange; 8-a fourth flange; 9-sealing ring; 11-a conveying section; 12-a flared section; 13-connecting segment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the embodiment of the utility model discloses a pipeline compensator, including the mutual detachable connection:
one end of the first sleeve 1 is provided with a conical accommodating cavity;
the compensation rubber sleeve 2 is nested in the conical accommodating cavity of the first sleeve 1, the diameter of the compensation rubber sleeve 2 is gradually reduced from the middle part to two ends, the outer wall of the compensation rubber sleeve is attached to the inner wall of the conical accommodating cavity, the inclination angles of the two ends are the same as the inclination angle of the flaring section 12, and the outer wall of one end of the compensation rubber sleeve is attached to and matched with the inner wall of the flaring section 12;
the pipe fitting 3 is pressed, part of the pipe fitting 3 is embedded in the conical accommodating cavity, and the end face of the embedded end of the pipe fitting 3 is abutted to the outer end face of the compensation rubber sleeve 2;
and the second sleeve 4 sequentially penetrate through the pressing pipe fitting 3 and the compensation rubber sleeve 2 and are inserted into the conical accommodating cavity.
Specifically, as shown in fig. 3, the first sleeve 1 includes a conveying section 11, a flaring section 12 and a connecting section 13 which are integrally formed, wherein the inner spaces of the flaring section 12 and the connecting section 13 form a conical accommodating cavity, the end of the conveying section 11 is provided with a first flange 5, and the end of the connecting section 13 is provided with a second flange 6.
Advantageously, the outer diameter of the second sleeve 4 is greater than the outer diameter of the connecting section 13, and the second sleeve 4 extends into one end of the connecting section 13 and engages the inner wall of the flared section 12.
Advantageously, a sealing ring 9 is arranged between the pressing pipe 3 and the compensation rubber sleeve 2, and the outer diameter of the sealing ring 9 is smaller than the outer diameter of the middle part of the compensation rubber sleeve 2, so that the sealing ring 9 can be sleeved on the outer end face of one end of the compensation rubber sleeve 2 far away from the flaring section 12, and one side of the sealing ring is abutted against the end face of the pressing pipe 3.
More advantageously, a third flange 7 corresponding to the second flange 6 is arranged at one end of the pressing pipe fitting 3 away from the sealing ring 9, the third flange 7 is detachably connected with the second flange 6 through a fixing piece, and the fixing piece can detachably connect the pressing pipe fitting 3 and the first sleeve 1 in a bolt and nut matching manner;
the tip of second sleeve pipe 4 is equipped with fourth flange 8, and fourth flange 8 all corresponds each other with second flange 6, third flange 7, adopts stud to pass fourth flange 8, third flange 7 and second flange 6 in proper order, can dismantle second sleeve pipe 4 and compress tightly pipe fitting 3 and first sleeve pipe 1 from the shutoff of stud both ends through the nut.
The compensation rubber sleeve 2 and the sealing ring 9 are composite fluororubber sealing parts, so that the sealing device has good environmental adaptability and improves the sealing effect.
The utility model discloses a power plant, nuclear power, electricity generation, steelmaking, prick the necessity of water supply and drainage pipe such as steel and sewage treatment engineering, for the installation of various water supply and drainage pipe, the water tower, a water pump, the water gauge, the valve is torn open and is traded and provide very big convenience, it has played fine regulating action because of the difference in temperature is flexible to give the long distance pipeline, pull the product to installation length before the installation, then tighten with the diagonal angle method, flange joint adopts GB 4216.3-4126.5 standard, the pipeline compensator is made for high-quality steel, the service temperature is 150 ℃ -350 ℃, its service pressure 1.0 ~ 2.5 MPa.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A pipe compensator, comprising, removably attached to each other:
the device comprises a first sleeve (1), wherein one end of the first sleeve (1) is provided with a conical accommodating cavity;
the compensation rubber sleeve (2) is nested in the conical accommodating cavity of the first sleeve (1), and the outer wall of the compensation rubber sleeve (2) is attached to the inner wall of the conical accommodating cavity;
the pressing pipe fitting (3) is partially nested in the conical accommodating cavity, and the end face of the embedding end of the pressing pipe fitting (3) is abutted to the outer end face of the compensation rubber sleeve (2);
and the second sleeve (4) sequentially penetrates through the compression pipe fitting (3) and the compensation rubber sleeve (2) and is inserted into the conical accommodating cavity.
2. A pipe compensator according to claim 1, characterized in that the first sleeve (1) comprises a delivery section (11), a flared section (12) and a connection section (13) which are integrally formed, wherein the inner spaces of the flared section (12) and the connection section (13) form the conical receiving cavity, the end of the delivery section (11) is provided with a first flange (5), and the end of the connection section (13) is provided with a second flange (6).
3. A pipe compensator according to claim 2, wherein the outer diameter of the second sleeve (4) is larger than the outer diameter of the connecting section (13), and the second sleeve (4) extends into one end of the connecting section (13) and is clamped with the inner wall of the flared section (12).
4. The pipeline compensator of claim 3, wherein the diameter of the compensation rubber sleeve (2) is gradually reduced from the middle part to the two ends, the inclination angles of the two ends are the same as the inclination angle of the flaring section (12), and the outer wall of one end is in fit with the inner wall of the flaring section (12).
5. The pipeline compensator according to claim 4, wherein a sealing ring (9) is arranged between the compression pipe (3) and the compensation rubber sleeve (2), the outer diameter of the sealing ring (9) is smaller than the outer diameter of the middle part of the compensation rubber sleeve (2), the sealing ring (9) is sleeved on the outer end face of one end of the compensation rubber sleeve (2) far away from the flaring section (12), and one side of the sealing ring abuts against the end face of the compression pipe (3).
6. A pipe compensator according to claim 5, characterized in that the end of the pressure tube (3) remote from the sealing ring (9) is provided with a third flange (7) corresponding to the second flange (6).
7. A pipe compensator according to claim 6, characterized in that the third flange (7) is detachably connected to the second flange (6) by means of fasteners.
8. A pipe compensator according to claim 6, characterized in that the end of the second sleeve (4) is provided with a fourth flange (8), the fourth flange (8) corresponds to the second flange (6) and the third flange (7), and the second sleeve (4) is detachably connected with the compression pipe (3) and the first sleeve (1) by passing through the fourth flange (8), the third flange (7) and the second flange (6) in sequence through stud bolts.
9. The pipe compensator of claim 6, wherein the compensation rubber sleeve (2) and the sealing ring (9) are a composite fluorine rubber sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920238508.3U CN209876261U (en) | 2019-02-26 | 2019-02-26 | Pipeline compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920238508.3U CN209876261U (en) | 2019-02-26 | 2019-02-26 | Pipeline compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209876261U true CN209876261U (en) | 2019-12-31 |
Family
ID=68953387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920238508.3U Active CN209876261U (en) | 2019-02-26 | 2019-02-26 | Pipeline compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209876261U (en) |
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2019
- 2019-02-26 CN CN201920238508.3U patent/CN209876261U/en active Active
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