CN211423680U - Straight pipe pressure balance compensator - Google Patents
Straight pipe pressure balance compensator Download PDFInfo
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- CN211423680U CN211423680U CN201921322702.6U CN201921322702U CN211423680U CN 211423680 U CN211423680 U CN 211423680U CN 201921322702 U CN201921322702 U CN 201921322702U CN 211423680 U CN211423680 U CN 211423680U
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Abstract
The utility model provides a straight pipe pressure balance compensator, which comprises an inlet end connecting pipe, a first balance corrugated pipe component, a second balance corrugated pipe component, an inner lining cylinder, a working corrugated pipe component and an outlet end connecting pipe; the first balance corrugated pipe assembly is arranged on the outer side of the inlet end connecting pipe, the outer side end of the inlet end connecting pipe is connected with an external inlet pipeline, and the inner wall of the inner end of the inlet end connecting pipe is fixedly connected with one end of the lining cylinder; a gap is formed between the other end of the lining cylinder and the outlet end connecting pipe; the outer side end of the outlet end connecting pipe is connected with an external outlet pipeline, and the outer side of the outlet end connecting pipe is connected with the working corrugated pipe assembly; the both ends of work bellows subassembly are provided with interior crown plate and fixed plate respectively, the utility model discloses a compensator can be used for absorbing axial displacement and can effectively balance bellows pressure thrust, and medium flow area is not influenced, and the compensation volume is big and the stable performance, and double-deck sealed protection, sealing performance is good.
Description
Technical Field
The utility model belongs to the compensator field, concretely relates to straight tube pressure balance compensator.
Background
A straight pipe pressure balance bellow compensator (BZYP type) is a tool used to compensate for axial displacement in the system, the internal pressure thrust balancing itself. The straight pipe pressure balance corrugated pipe compensator (BZYP type) can be used in high-level straight pipes or large-diameter pipes which are not suitable for being provided with a fixed support. At present, the straight pipe pressure balance compensator on the market is easy to influence the flow area of a medium by the temperature of the medium, and has small compensation amount and poor stability.
SUMMERY OF THE UTILITY MODEL
The utility model provides a straight pipe pressure balance compensator to solve the problem that proposes among the background art.
In order to solve the above technical problem, an embodiment of the present invention provides a straight pipe pressure balance compensator, which is characterized in that the compensator comprises an inlet end connecting pipe, a first balance bellows assembly, a second balance bellows assembly, a lining cylinder, a working bellows assembly and an outlet end connecting pipe; the first balance corrugated pipe assembly is arranged on the outer side of the inlet end connecting pipe, the outer side end of the inlet end connecting pipe is connected with an external inlet pipeline, and the inner wall of the inner end of the inlet end connecting pipe is fixedly connected with one end of the lining cylinder; a gap is formed between the other end of the lining cylinder and the outlet end connecting pipe; the outer side end of the outlet end connecting pipe is connected with an external outlet pipeline, and the outer side of the outlet end connecting pipe is connected with the working corrugated pipe assembly; an inner ring plate and a fixing plate are respectively arranged at two ends of the working corrugated pipe assembly, and a first shell is arranged at the outer sides of the fixing plate and the inner ring plate and at the outer side of the working corrugated pipe assembly; a first outer ring plate is arranged on the outer side of the first balance corrugated pipe assembly, and a second shell is fixedly arranged on the outer sides of the first outer ring plate and the inner ring plate; a second outer ring plate is further arranged on the outer side of the inlet end connecting pipe and on the side close to the inlet end, a third outer ring plate is arranged on the outer side of the first shell and on the side close to the second balance corrugated pipe assembly, and a third shell is arranged on the outer sides of the second outer ring plate and the third outer ring plate; one end of the second balance bellows assembly is connected to the second outer ring plate, and the other end of the second balance bellows assembly is connected to the outer side of the second shell through the supporting plate.
Furthermore, the outer side end of the fixing plate is connected with an ear plate through a pull rod.
Furthermore, the inner side end of the first shell is provided with a limiting ring.
Furthermore, the first outer shell and the second outer shell have an overlapping section when the working corrugated pipe assembly is in a natural state.
And the distance between the inner ring plate and the limiting ring is equal to the distance between the inlet end connecting pipe and the outlet end connecting pipe.
Further, the distance between the inlet end connecting pipe and the outlet end connecting pipe is equal to the distance between the second outer ring plate and the first outer ring plate.
Furthermore, the outer side end of the working corrugated pipe assembly is welded and fixed on the outlet end connecting pipe, and the inner ring plate is welded and fixed at the other end of the working corrugated pipe assembly; the fixing plate is welded and fixed on the working corrugated pipe assembly; the first balance corrugated pipe assembly is welded and fixed at the inner side end of the inlet end connecting pipe, the first outer ring plate is welded and fixed on the first balance corrugated pipe assembly, and two ends of the second shell are respectively welded and fixed with the inner ring plate and the first outer ring plate; two ends of the second balance corrugated pipe assembly are respectively welded and fixed on a second outer ring plate and a support plate, the second outer ring plate is welded and fixed on the outer side of the inlet end connecting pipe, the support plate is welded and fixed on a second shell, two ends of the second shell are respectively welded and fixed on a first outer ring plate and an inner ring plate, one end of the first shell is welded and fixed on a fixing plate, and the other end of the first shell is welded and fixed with a third outer ring plate and is in contact with the inner ring plate; and two ends of the third shell are welded and fixed on the second outer ring plate and the third outer ring plate.
Furthermore, the first balance bellows assembly, the second balance bellows assembly and the working bellows assembly respectively comprise connecting pipelines arranged on the middle bellows and on two sides of the bellows.
Furthermore, the outer side of the compensator is also provided with a heat insulation sleeve, two ends of the heat insulation sleeve are respectively fixed at the outer side end of the inlet end connecting pipe and the outer side end of the outlet end connecting pipe through a fourth outer ring plate and a fifth outer ring plate, and heat insulation materials are filled in the heat insulation sleeve.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model discloses a straight tube pressure balance compensator is different because of the medium temperature of its circulation, the medium temperature who locates the circulation when the exit end connecting pipe risees or reduces, the exit end connecting pipe can drive work bellows subassembly and shorten or extend, work bellows subassembly drives the interior crown plate, the interior crown plate drives shell two, shell two drives first balanced bellows subassembly, the extension of second balanced bellows subassembly or shorten, this compensator is self-balancing compensator, can be used for absorbing axial displacement and effectively balance bellows pressure thrust, medium flow area is not influenced, the compensation volume is big and stable performance, double-deck sealed protection, sealing performance is good.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1. an inlet end connecting pipe; 2. a first balance bellows assembly; 3. a second balanced bellows assembly; 4. a liner barrel; 5. a working bellows assembly; 6. an outlet end connecting pipe; 7. an inner ring plate; 8. a fixing plate; 9. a first shell; 10. a first outer ring plate; 11. a second shell; 12. a second outer ring plate; 13. a third outer ring plate; 14. a third shell; 15. a pull rod; 16. an ear plate; 17. a limiting ring; 18. and a support plate.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a straight pipe pressure balance compensator includes an inlet end connecting pipe 1, a first balance bellows assembly 2, a second balance bellows assembly 3, an inner liner 4, a working bellows assembly 5, and an outlet end connecting pipe 6; the first balance corrugated pipe assembly 2 is arranged on the outer side of the inlet end connecting pipe 1, the outer side end of the inlet end connecting pipe 1 is connected with an external inlet pipeline, and the inner wall of the inner end of the inlet end connecting pipe 1 is fixedly connected with one end of the lining cylinder 4; a gap is formed between the other end of the lining cylinder 4 and the outlet end connecting pipe 6; the outer side end of the outlet end connecting pipe 6 is connected with an external outlet pipeline, and the outer side of the outlet end connecting pipe 6 is connected with the working corrugated pipe assembly 5; an inner ring plate 7 and a fixing plate 8 are respectively arranged at two ends of the working corrugated pipe assembly 5, and a first shell 9 is arranged at the outer sides of the fixing plate 8 and the inner ring plate 7 and the outer side of the working corrugated pipe assembly 5; a first outer ring plate 10 is arranged on the outer side of the first balance bellows assembly 2, and a second shell 11 is fixedly arranged on the outer sides of the first outer ring plate 10 and the inner ring plate 7; a second outer ring plate 12 is further arranged on the outer side of the inlet end connecting pipe 1 and on the side close to the inlet end, a third outer ring plate 13 is arranged on the outer side of the first shell 9 and on the side close to the second balance bellows assembly, and a third shell 14 is arranged on the outer sides of the second outer ring plate 12 and the third outer ring plate 13 and on the outer side of the second balance bellows assembly 3; one end of the second balance bellows component 3 is connected to the second outer ring plate 12, and the other end of the second balance bellows component 3 is connected to the outer side of the second shell 11 through the support plate 18; the outer side end of the working corrugated pipe assembly 5 is welded and fixed on the outlet end connecting pipe 6, and the inner ring plate 7 is welded and fixed at the other end of the working corrugated pipe assembly 5; the fixing plate 8 is welded and fixed on the work bellows component 5; the first balance bellows assembly 2 is fixedly welded at the inner side end of the inlet end connecting pipe 1, the first outer ring plate 10 is fixedly welded on the first balance bellows assembly 2, and two ends of the second shell 11 are respectively fixedly welded with the inner ring plate 7 and the first outer ring plate 10; two ends of the second balance bellows assembly 3 are respectively welded and fixed on a second outer ring plate 12 and a support plate 18, the second outer ring plate 12 is welded and fixed on the outer side of the inlet end connecting pipe 1, the support plate 18 is welded and fixed on a second shell 11, two ends of the second shell 12 are respectively welded and fixed on a first outer ring plate 10 and an inner ring plate 7, one end of the first shell 9 is welded and fixed on a fixing plate 8, and the other end is welded and fixed with a third outer ring plate 13 and is in contact with the inner ring plate 7; and two ends of the third shell are welded and fixed on the second outer ring plate 12 and the third outer ring plate 13. The lining cylinder 4 may be welded and fixed on the inner wall of the inner end of the inlet end connecting pipe 1.
In a further embodiment, the outer end of the fixing plate 8 is connected to an ear plate 16 via a pull rod 15, which serves to stabilize the fixing plate 8.
In a further embodiment, the inner end of the first housing 9 has a limiting ring 17, which is used together with the distance between the inlet end connecting pipe 1 and the outlet end connecting pipe 6 to limit the moving distance of the second housing.
In a further embodiment, the first housing 9 and the second housing 11 have an overlapping section in the natural state of the bellows assembly 5, allowing a certain movement distance of the second housing 11.
Wherein, the distance between the inner ring plate 7 and the limiting ring 17 (i.e. the length of the overlapping section) is equal to the distance between the inlet end connecting pipe 1 and the outlet end connecting pipe 6.
In a further embodiment, the distance between the inlet end connection 1 and the outlet end connection pipe 6 is equal to the distance between the second outer ring plate 12 and the first outer ring plate 10.
In a further embodiment, the first balance bellows assembly 2, the second balance bellows assembly 3 and the working bellows assembly 5 each include a connecting pipe disposed on the middle bellows and disposed on both sides of the bellows, all other components are connected to the first balance bellows assembly 2, the second balance bellows assembly 3 and the working bellows assembly 5 through the connecting pipes, and the bellows have a telescopic function.
In a further embodiment, the compensator is further provided with a heat preservation sleeve on the outer side, two ends of the heat preservation sleeve are respectively fixed on the outer side end of the inlet end connecting pipe and the outer side end of the outlet end connecting pipe through a fourth outer ring plate and a fifth outer ring plate, heat preservation materials are filled in the heat preservation sleeve, the heat preservation sleeve plays a heat preservation role, and the heat preservation sleeve is matched with the first shell and the second shell for use, so that the heat preservation effect is good.
The utility model discloses a working process of specific embodiment: the utility model discloses a straight tube pressure balance compensator during operation, because the medium temperature that outlet end connecting pipe 6 circulates is high, will drive work bellows subassembly 5 to shrink, when work bellows subassembly 5 shrinks, can drag inner ring plate 7 to move, inner ring plate 7 can drag shell two 11 to take place the motion, when shell two 11 takes place the motion to the outlet end, second balance bellows subassembly 3 can be stretched, first balance bellows 2 subassemblies can be compressed simultaneously to whole compensator is in the balanced motion state; on the contrary, when the temperature of the medium flowing at the outlet end connection pipe 6 is low, the compensator moves in the opposite direction to the above movement, thereby maintaining the equilibrium state.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A straight pipe pressure balance compensator is characterized by comprising an inlet end connecting pipe, a first balance corrugated pipe assembly, a second balance corrugated pipe assembly, a lining cylinder, a working corrugated pipe assembly and an outlet end connecting pipe; the first balance corrugated pipe assembly is arranged on the outer side of the inlet end connecting pipe, the outer side end of the inlet end connecting pipe is connected with an external inlet pipeline, and the inner wall of the inner end of the inlet end connecting pipe is fixedly connected with one end of the lining cylinder; a gap is formed between the other end of the lining cylinder and the outlet end connecting pipe; the outer side end of the outlet end connecting pipe is connected with an external outlet pipeline, and the outer side of the outlet end connecting pipe is connected with the working corrugated pipe assembly; an inner ring plate and a fixing plate are respectively arranged at two ends of the working corrugated pipe assembly, and a first shell is arranged at the outer sides of the fixing plate and the inner ring plate and at the outer side of the working corrugated pipe assembly; a first outer ring plate is arranged on the outer side of the first balance corrugated pipe assembly, and a second shell is fixedly arranged on the outer sides of the first outer ring plate and the inner ring plate; a second outer ring plate is further arranged on the outer side of the inlet end connecting pipe and on the side close to the inlet end, a third outer ring plate is arranged on the outer side of the first shell and on the side close to the second balance corrugated pipe assembly, and a third shell is arranged on the outer sides of the second outer ring plate and the third outer ring plate; one end of the second balance bellows assembly is connected to the second outer ring plate, and the other end of the second balance bellows assembly is connected to the outer side of the second shell through the supporting plate; the outer side end of the fixed plate is connected with an ear plate through a pull rod; the compensator is characterized in that a heat insulation sleeve is further arranged on the outer side of the compensator, two ends of the heat insulation sleeve are fixed to the outer side end of the inlet end connecting pipe and the outer side end of the outlet end connecting pipe through a fourth outer ring plate and a fifth outer ring plate respectively, and heat insulation materials are filled in the heat insulation sleeve.
2. The straight pipe pressure balance compensator of claim 1, wherein the inner end of the first housing has a stop ring.
3. The straight pipe pressure balance compensator of claim 1, wherein the first and second housings have an overlap between them when the working bellows assembly is in its natural state.
4. The straight pipe pressure balance compensator of claim 1, wherein the distance between the inlet end connecting pipe and the outlet end connecting pipe is equal to the distance between the second outer ring plate and the first outer ring plate.
5. The straight pipe pressure balance compensator of claim 4, wherein the distance between the inner ring plate and the limiting ring is equal to the distance between the inlet end connecting pipe and the outlet end connecting pipe.
6. The straight pipe pressure balance compensator of claim 1, wherein the outer end of the work bellows assembly is welded and fixed to the outlet end connecting pipe, and the inner ring plate is welded and fixed to the other end of the work bellows assembly; the fixing plate is welded and fixed on the working corrugated pipe assembly; the first balance corrugated pipe assembly is welded and fixed at the inner side end of the inlet end connecting pipe, the first outer ring plate is welded and fixed on the first balance corrugated pipe assembly, and two ends of the second shell are respectively welded and fixed with the inner ring plate and the first outer ring plate; two ends of the second balance corrugated pipe assembly are respectively welded and fixed on a second outer ring plate and a support plate, the second outer ring plate is welded and fixed on the outer side of the inlet end connecting pipe, the support plate is welded and fixed on a second shell, two ends of the second shell are respectively welded and fixed on a first outer ring plate and an inner ring plate, one end of the first shell is welded and fixed on a fixing plate, and the other end of the first shell is welded and fixed with a third outer ring plate and is in contact with the inner ring plate; and two ends of the third shell are welded and fixed on the second outer ring plate and the third outer ring plate.
7. The straight pipe pressure balance compensator of claim 1, wherein the first balance bellows assembly, the second balance bellows assembly and the working bellows assembly each comprise a connecting pipe disposed on both sides of the middle bellows and a connecting pipe disposed on both sides of the bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322702.6U CN211423680U (en) | 2019-08-15 | 2019-08-15 | Straight pipe pressure balance compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322702.6U CN211423680U (en) | 2019-08-15 | 2019-08-15 | Straight pipe pressure balance compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211423680U true CN211423680U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921322702.6U Active CN211423680U (en) | 2019-08-15 | 2019-08-15 | Straight pipe pressure balance compensator |
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| Country | Link |
|---|---|
| CN (1) | CN211423680U (en) |
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2019
- 2019-08-15 CN CN201921322702.6U patent/CN211423680U/en active Active
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