CN210800403U - Maintenance-free high-voltage compensator - Google Patents
Maintenance-free high-voltage compensator Download PDFInfo
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- CN210800403U CN210800403U CN201921802637.7U CN201921802637U CN210800403U CN 210800403 U CN210800403 U CN 210800403U CN 201921802637 U CN201921802637 U CN 201921802637U CN 210800403 U CN210800403 U CN 210800403U
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Abstract
The utility model discloses a maintenance-free high-pressure compensator, which comprises two end pipes, wherein the outer ends of the two end pipes are respectively provided with a connecting flange for connecting a pipeline to be treated, a corrugated pipe is connected between the two end pipes, a plurality of buffering and positioning components are evenly arranged between the side circumferential surfaces of the two end pipes, each buffering and positioning component comprises two positioning columns, a stud bolt is movably arranged on each positioning column, the two ends of the stud bolt are in threaded connection with an adjusting nut, the inner end surface of the adjusting nut is provided with a bearing ring, a buffering spring is connected between the bearing ring and the positioning columns, and the buffering spring is slidably arranged on the stud bolt in a penetrating way, the structure of the utility model is reasonably designed, the damage of the corrugated pipe caused by excessive distortion can be effectively prevented through the buffering and positioning components, meanwhile, a certain buffering effect can be realized on the expansion and contraction, the service life of the compensator is greatly prolonged.
Description
Technical Field
The utility model relates to a compensator technical field especially relates to a compensator.
Background
Expansion joints are conventionally referred to as compensators, which refer to flexible elements that effectively function to compensate for axial deformations. For example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and easy deformation, can compensate the thermal expansion difference generated by the tube and the shell due to different wall temperatures, and reduces the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell and avoiding causing strength damage, instability damage and tube pull-out damage. The expansion joint has many kinds, and the common structures include wave, ring plate welding, clamping shell type and the like, wherein the wave expansion joint is most widely applied, and the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions. However, the existing compensator works under a high-pressure condition for a long time, and is easy to generate over-stretching deformation so as not to be restored to an original state, thereby influencing the use effect of the compensator and having certain defects.
For this reason, we propose maintenance-free high-pressure compensators.
SUMMERY OF THE UTILITY MODEL
The utility model provides a non-maintaining high pressure compensator, aim at prevent that the bellows from damaging because of taking place excessive distortion, can also avoid the bellows to bear too big pressure and impaired simultaneously, the life of extension compensator.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
non-maintaining high pressure compensator, including two end pipes, two the flange subassembly that is used for connecting pending pipeline is all installed to the end pipe outer end, two be connected with the bellows between the end pipe, two still evenly be provided with a plurality of buffering locating component between the end pipe side circumference, buffering locating component includes two reference columns, two the activity is provided with stud on the reference column, stud both ends threaded connection has adjusting nut, be provided with the carrier ring on the terminal surface in the adjusting nut, the carrier ring with be connected with buffer spring between the reference column, just buffer spring slides and wears to establish on the stud.
Preferably, in the maintenance-free high-pressure rotation compensator, reinforcing rings are arranged at two ends of the corrugated pipe, and the reinforcing rings are fixedly installed on the end pipe.
Based on the technical characteristics, the arrangement of the reinforcing ring strengthens the connection strength between the corrugated pipe and the end pipe, and prolongs the service life of the compensator.
Preferably, in the maintenance-free high-pressure rotation compensator, a locking nut is arranged outside the adjusting nut, and the locking nut is threadedly mounted on the stud bolt.
Based on the technical characteristics, the locking nut can prevent the adjusting nut from loosening under the vibration condition, and the working stability of the compensator can be effectively ensured.
Preferably, in the maintenance-free high-pressure rotation compensator, a rotating disc is arranged between the bearing ring and the adjusting nut, and the rotating disc is fixedly connected to the bearing ring.
Based on the technical characteristics, the rotary disc can prevent the buffer spring and the bearing ring from sliding relatively to generate abrasion, and a certain protection effect is achieved.
Preferably, in the maintenance-free high-pressure rotation compensator, the rotating disc includes a rotating bearing, an outer ring of the rotating bearing is fixedly connected with an outer supporting platform, and an inner ring of the rotating bearing is fixedly connected with an inner supporting platform.
Based on the technical characteristics, the rotation function is realized by utilizing the relative rotation between the outer support platform and the inner support platform, the abrasion caused by the relative sliding between the buffer spring and the bearing ring can be avoided, and a certain protection effect is achieved.
Preferably, in the maintenance-free high-pressure rotary compensator, two annular mounting grooves are formed in the end pipe, two protective sleeves with semicircular cross sections are detachably arranged in the annular mounting grooves, the protective sleeves are sleeved outside the buffering positioning assembly, and the two protective sleeves are movably connected through magnetic adsorption.
Based on the technical characteristics, the two protective sleeves which are detachably connected surround the buffering positioning assembly inside, so that the buffering positioning assembly is prevented from being damaged by external sundries, and a good protection effect is achieved.
Preferably, the connecting flange assembly comprises an outer flange and an inner flange matched with the outer flange, the inner flange is connected with the end pipe, sealing sleeves are arranged on the outer side faces of the outer flange and the end pipe, a positioning rod is arranged between the two sealing sleeves and penetrates through the inner flange, and a sealing spring is arranged between the inner flange and the sealing sleeves on the end pipe.
Based on the technical characteristics, the connecting flange assembly compensates the abrasion gap of the flange by means of the tension of the sealing spring, does not need to be stopped for repair, and realizes maintenance-free of the rotary compensator.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, can prevent effectively through buffering locating component that the bellows from damaging because of taking place excessive distortion, can also have certain cushioning effect to the flexible of bellows simultaneously, avoided the bellows to bear too big pressure and impaired, prolonged the life of compensator greatly, flange subassembly adopts the mode that packs and compress tightly to realize the sealed of flange in addition, can carry out the compensation of flange wearing and tearing effectively, has realized rotary compensator's non-maintaining.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a rotary disk structure of the present invention;
fig. 3 is a schematic view of the installation structure of the protection cover of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-end pipe; 2-a connecting flange assembly; 3-a corrugated tube; 4-a buffer positioning assembly; 5-a positioning column; 6-stud bolt; 7-adjusting the nut; 8-a carrier ring; 9-a buffer spring; 10-a reinforcement ring; 11-a locking nut; 12-a rotating disc; 13-a rotational bearing; 14-an outer support table; 15-inner support platform; 16-an annular mounting groove; 17-a protective cover; 18-an outer flange; 19-an inner flange; 20-sealing sleeve; 21-a positioning rod; 22-sealing spring.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the maintenance-free high pressure compensator of this embodiment includes two end pipes 1, a connecting flange assembly 2 for connecting to a pipeline to be processed is installed at the outer end of each end pipe 1, a corrugated pipe 3 is connected between the two end pipes 1, reinforcing rings 10 are installed at the two ends of the corrugated pipe 3, the reinforcing rings 10 are fixedly installed on the end pipes 1, the arrangement of the reinforcing rings 10 enhances the connection strength between the corrugated pipe 3 and the end pipes 1, and prolongs the service life of the compensator, a plurality of buffering positioning assemblies 4 are evenly installed between the side circumferences of the two end pipes 1, annular installation grooves 16 are installed on the two end pipes 1, two protective covers 17 with semicircular cross sections are detachably installed in the annular installation grooves 16, the protective covers 17 are sleeved outside the buffering positioning assemblies 4, the two protective covers 17 are movably connected by magnetic adsorption, the two protective covers 17 detachably connected surround the buffering positioning assemblies 4, the damage of external sundries to the buffering positioning component 4 is avoided, the buffering positioning component 4 has a good protection effect, the buffering positioning component 4 comprises two positioning columns 5, stud bolts 6 are movably arranged on the two positioning columns 5, adjusting nuts 7 are in threaded connection with two ends of the stud bolts 6, locking nuts 11 are arranged on the outer sides of the adjusting nuts 7, the locking nuts 11 are in threaded connection with the stud bolts 6, the locking nuts 11 are arranged to prevent the adjusting nuts 7 from loosening under the vibration condition and effectively ensure the working stability of the compensator, bearing rings 8 are arranged on the inner end surfaces of the adjusting nuts 7, rotating discs 12 are arranged between the bearing rings 8 and the adjusting nuts 7, the rotating discs 12 are fixedly connected to the bearing rings 8, the arrangement of the rotating discs 12 can prevent the buffer springs 9 and the bearing rings 8 from sliding relatively to generate abrasion, and a certain protection effect is achieved, the rotary disc 12 comprises a rotary bearing 13, an outer support table 14 is fixedly connected to the outer ring of the rotary bearing 13, an inner support table 15 is fixedly connected to the inner ring of the rotary bearing 13, the rotary function is realized by utilizing the relative rotation between the outer support table 14 and the inner support table 15, the abrasion caused by the relative sliding between the buffer spring 9 and the bearing ring 8 can be avoided, a certain protection effect is achieved, the buffer spring 9 is connected between the bearing ring 8 and the positioning column 5, the buffer spring 9 is slidably arranged on the stud bolt 6 in a penetrating manner, the connecting flange component 2 comprises an outer flange 18 and an inner flange 19 matched with the outer flange 18, the inner flange 19 is connected with the end pipe 1, sealing sleeves 20 are respectively arranged on the outer side surfaces of the outer flange 19 and the end pipe 1, a positioning rod 21 is arranged between the two sealing sleeves 20, the positioning rod 21 penetrates through the inner flange 19, a sealing spring 22 is arranged between the inner flange 19 and, the connecting flange assembly 2 compensates for the wear gap of the flange by means of the tension of the sealing spring 22, and the rotating compensator is maintenance-free without shutdown for repair. Wherein the inner flange 18 and the outer flange 19 are selected from packing pressing flanges, and the packing is selected from flexible graphite packing.
The utility model discloses a concrete implementation, when using, buffer spring 9 can bellows 3 bear behind the excessive pressure, through within the elasticity of self promotes bellows 3 normal flexible within the scope, has avoided bellows 3 impaired because of the excessive pressure effectively, has prolonged the life of compensator. The utility model has the advantages of reasonable design, can prevent effectively through buffering locating component 4 that bellows 3 from damaging because of taking place excessive distortion, can also have certain cushioning effect to bellows 3's flexible simultaneously, it is impaired to have avoided bellows 3 to bear too big pressure, the life of compensator has been prolonged greatly, flange component 2 adopts the mode that packs and compress tightly to realize the sealed of flange in addition, can carry out the compensation of flange wearing and tearing effectively, the non-maintaining of rotary compensator has been realized.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A maintenance-free high-pressure compensator is characterized in that: including two end pipes (1), two flange subassembly (2) that are used for connecting pending pipeline are all installed to end pipe (1) outer end, two be connected with bellows (3) between end pipe (1), two still evenly be provided with a plurality of buffering locating component (4) between end pipe (1) side circumference, buffering locating component (4) include two reference column (5), two the activity is provided with stud (6) on reference column (5), stud (6) both ends threaded connection has adjusting nut (7), be provided with on the terminal surface in adjusting nut (7) and bear ring (8), bear ring (8) with be connected with buffer spring (9) between reference column (5), just buffer spring (9) slide and wear to establish on stud (6).
2. The maintenance-free high-pressure compensator of claim 1, wherein: the corrugated pipe is characterized in that reinforcing rings (10) are arranged at two ends of the corrugated pipe (3), and the reinforcing rings (10) are fixedly installed on the end pipe (1).
3. The maintenance-free high-pressure compensator of claim 1, wherein: the outer side of the adjusting nut (7) is provided with a locking nut (11), and the locking nut (11) is installed on the stud bolt (6) in a threaded mode.
4. The maintenance-free high-pressure compensator of claim 1, wherein: a rotating disc (12) is arranged between the bearing ring (8) and the adjusting nut (7), and the rotating disc (12) is fixedly connected to the bearing ring (8).
5. The maintenance-free high-pressure compensator according to claim 4, wherein: the rotary disc (12) comprises a rotary bearing (13), an outer support table (14) is fixedly connected to the outer ring of the rotary bearing (13), and an inner support table (15) is fixedly connected to the inner ring of the rotary bearing (13).
6. The maintenance-free high-pressure compensator of claim 1, wherein: two all be provided with annular mounting groove (16) on end pipe (1), can dismantle in annular mounting groove (16) and be provided with two lag (17) that the cross-section is semicircular, just lag (17) cover is established buffering locating component (4) are outside, two lag (17) pass through magnetic adsorption swing joint.
7. The maintenance-free high-pressure compensator of claim 1, wherein: the connecting flange assembly (2) comprises an outer flange (18) and an inner flange (19) matched with the outer flange (18), the inner flange (19) is connected with the end pipe (1), sealing sleeves (20) are arranged on the outer side faces of the outer flange (18) and the end pipe (1), a positioning rod (21) is arranged between the two sealing sleeves (20), the positioning rod (21) penetrates through the inner flange (19), and a sealing spring (22) is arranged between the inner flange (19) and the sealing sleeves (20) on the end pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802637.7U CN210800403U (en) | 2019-10-25 | 2019-10-25 | Maintenance-free high-voltage compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802637.7U CN210800403U (en) | 2019-10-25 | 2019-10-25 | Maintenance-free high-voltage compensator |
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| CN210800403U true CN210800403U (en) | 2020-06-19 |
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| CN201921802637.7U Active CN210800403U (en) | 2019-10-25 | 2019-10-25 | Maintenance-free high-voltage compensator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382979A (en) * | 2021-12-07 | 2022-04-22 | 珠海格力电器股份有限公司 | Corrugated pipe joint damping device and robot |
| CN117167577A (en) * | 2023-08-28 | 2023-12-05 | 中国船舶集团有限公司第七一九研究所 | Pressure-resistant balance vibration-damping connecting pipe for ship and preparation method thereof |
-
2019
- 2019-10-25 CN CN201921802637.7U patent/CN210800403U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382979A (en) * | 2021-12-07 | 2022-04-22 | 珠海格力电器股份有限公司 | Corrugated pipe joint damping device and robot |
| CN114382979B (en) * | 2021-12-07 | 2023-06-30 | 珠海格力电器股份有限公司 | Bellows joint damping device and robot |
| CN117167577A (en) * | 2023-08-28 | 2023-12-05 | 中国船舶集团有限公司第七一九研究所 | Pressure-resistant balance vibration-damping connecting pipe for ship and preparation method thereof |
| CN117167577B (en) * | 2023-08-28 | 2024-03-12 | 中国船舶集团有限公司第七一九研究所 | Pressure-resistant balance vibration-damping connecting pipe for ship and preparation method thereof |
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