CN112628349A - Damping is taken over and is warp stop device - Google Patents
Damping is taken over and is warp stop device Download PDFInfo
- Publication number
- CN112628349A CN112628349A CN202011423926.3A CN202011423926A CN112628349A CN 112628349 A CN112628349 A CN 112628349A CN 202011423926 A CN202011423926 A CN 202011423926A CN 112628349 A CN112628349 A CN 112628349A
- Authority
- CN
- China
- Prior art keywords
- damping
- deformation
- connecting pipe
- taken over
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0023—Purpose; Design features protective
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0029—Location, co-location
Abstract
The invention discloses a vibration-damping connecting pipe deformation limiting device, which comprises: a deformation restricting element and a fixing piece; the both ends of body are taken over in the damping set up damping and are taken over the pipe flange, follow the even more than three stationary blade of circumference respectively on every damping pipe flange, as the mount pad of deformation restriction component, the both ends of deformation restriction component are fixed respectively on the stationary blade on two damping pipe flanges, and when the body axial is received pressure or tensile deformation is taken over in the damping, the deformation restriction component can provide reverse cushioning effect to the deformation of body is taken over in the damping carries on spacingly.
Description
Technical Field
The invention relates to the technical field of vibration noise control, in particular to a vibration reduction connecting pipe deformation limiting device.
Background
In order to effectively reduce the vibration transmitted out through the pipeline channel when the large mechanical equipment runs, a vibration reduction connecting pipe is usually additionally arranged at the pipeline end close to the equipment to reduce the vibration transmitted to the pipeline by the equipment. Each type of vibration reduction connecting pipe has the allowable deformation, and the vibration reduction connecting pipe can fail due to the excessive deformation. In order to ensure a certain vibration isolation effect, the rigidity of the vibration reduction connecting pipe cannot be too high, and the risk of deformation failure can be met by applying the vibration reduction connecting pipe on some equipment pipelines with large vibration.
In order to avoid the risk, a connecting steel rod is usually added on the flanges at the two ends of the vibration reduction connecting pipe, and the steel rod contacts the flanges at the two ends when the deformation is too large to inhibit the deformation. However, when the steel rod works, the vibration isolation effect can be seriously influenced by the generation of acoustic short circuit, and under the extreme conditions of expansion and the like of the vibration reduction connecting pipe, the steel rod device can fail, and the vibration reduction connecting pipe can be seriously influenced to play a role under the conditions.
Disclosure of Invention
In view of this, the invention provides a vibration-damping connecting pipe deformation limiting device, which can limit the axial deformation of a vibration-damping connecting pipe on the premise of avoiding acoustic short circuit, and can still play a role under the extreme conditions of expansion and the like of the vibration-damping connecting pipe, so that the vibration-damping connecting pipe can be effectively and fully protected.
The technical scheme of the invention is as follows: a damping adapter deformation limiting device comprises: a deformation restricting element and a fixing piece;
the both ends of body are taken over in the damping set up damping and are taken over the pipe flange, follow the even more than three stationary blade of circumference respectively on every damping pipe flange, as the mount pad of deformation restriction component, the both ends of deformation restriction component are fixed respectively on the stationary blade on two damping pipe flanges, and when the body axial is received pressure or tensile deformation is taken over in the damping, the deformation restriction component can provide reverse cushioning effect to the deformation of body is taken over in the damping carries on spacingly.
Preferably, the deformation restricting member employs a spring.
Preferably, the number, the arrangement position and the opening size of the fixing pieces can be determined according to the number, the opening size and the arrangement position of the bolt holes in the vibration reduction connecting pipe flange.
Preferably, the fixing piece and the vibration reduction connecting pipe flange are fixed by a fixing component.
Preferably, the shape of the fixing sheet is triangular and rounded at the corner.
Has the advantages that:
the limiting device can limit the axial deformation of the vibration reduction connecting pipe body, and can generate effective buffering action no matter under axial pressure or tension; in addition, the device can not generate an acoustic short circuit phenomenon in the use process, and the vibration isolation effect of the vibration reduction connecting pipe is ensured; meanwhile, in the device, due to the good adaptability of the spring, the device can be suitable for limiting the axial deformation of various types of vibration reduction connecting pipes and has good economical efficiency.
Drawings
Fig. 1 is a front view of the spacing device of the present invention.
Fig. 2 is a top view of the spacing device of the present invention.
The vibration-damping pipe comprises a vibration-damping connecting pipe body 1, a vibration-damping connecting pipe flange 2, a fixing assembly 3, a fixing piece 4 and a spring 5.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The embodiment provides a damping is taken over and is warp stop device can be under the prerequisite of avoiding the acoustic short circuit, and the axial deformation who takes over the damping carries on spacingly, and still can play a role under the extreme condition such as the inflation is taken over in the damping to can take over effective, abundant protection to the damping.
As shown in fig. 1 and 2, the limiting device is used for limiting the deformation of the vibration damping adapter tube body 1, and comprises: spring 5, stator 4 and fixed subassembly 3.
The connection relationship of the limiting device is as follows: the two ends of the vibration-damping connecting pipe body 1 are provided with vibration-damping connecting pipe flanges 2, more than three fixing pieces 4 are uniformly and fixedly arranged on each vibration-damping connecting pipe flange 2 along the circumferential direction, wherein each fixing piece 4 is fixedly arranged on the corresponding vibration-damping connecting pipe flange 2 through a fixing component 3; the shape of the fixing sheet 4 is preferably triangular, and the corners are respectively rounded, so that the fixing effect is ensured, the space can be saved, and the installation is convenient; in addition, the number, the arrangement position and the opening size of the fixing pieces 4 can be determined according to the number, the opening size and the arrangement position of the bolt holes on the vibration reduction connecting pipe flange 2, and the opening size and the opening position of the fixing pieces 4 are the same as those of the bolt holes on the vibration reduction connecting pipe flange 2, so that the fixing pieces 4 can be installed by fully utilizing the bolt holes on the vibration reduction connecting pipe flange 2;
two axial ends of the spring 5 are respectively fixed on the fixing pieces 4 of the two vibration reduction connecting pipe flanges 2; the spring 5 is installed in a prepressing mode 4 along the axial direction, and the rigidity of the spring 5 is adjustable, so that the conditions of rigidity, application scenes, allowable deformation and the like of different vibration reduction connecting pipe bodies 1 can be adapted; the fixing mode can adopt welding or bolt connection, namely the two ends of the spring 5 are welded on the fixing pieces 4 at the two ends of the vibration reduction connecting pipe body 1, or the two ends of the spring 5 are fastened on the fixing pieces 4 at the two ends of the vibration reduction connecting pipe body 1 through bolts.
The working principle of the limiting device is as follows: the limiting device is arranged on the vibration reduction connecting pipe body 1 and can limit the axial deformation of the vibration reduction connecting pipe body 1, the vibration reduction connecting pipe body 1 is generally installed in a prepressing mode, the spring 5 is also installed in a prepressing mode and can generate compression deformation, when the vibration reduction connecting pipe body 1 is subjected to overlarge pressure, the spring 5 continues to compress, and larger reaction force is generated to resist the external force of compression; when the tension of the vibration reduction connecting pipe body 1 is overlarge, the deformation amount of the prepressing vibration reduction connecting pipe body 1 provides a deformation adjusting space, the deformation of the spring 5 is reduced at the moment, the output force is reduced, the tension deformation of the vibration reduction connecting pipe body 1 is buffered, and the influence on the vibration reduction connecting pipe body 1 is reduced; meanwhile, the limiting device cannot generate an acoustic short circuit phenomenon in the using process, and the vibration isolation effect of the vibration-damping connecting pipe body 1 can be ensured.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a damping is taken over and is warp stop device which characterized in that includes: a deformation limiting element and a fixing piece (4);
the both ends of body (1) are taken over in the damping set up damping connecting pipe flange (2), follow circumference evenly fixed three above stationary blade (4) on every damping connecting pipe flange (2) respectively, as the mount pad of deformation restriction component, the both ends of deformation restriction component are fixed respectively on stationary blade (4) on two damping connecting pipe flanges (2), when body (1) axial is received pressure or tensile deformation as the damping, the deformation restriction component can provide reverse cushioning effect, thereby it is spacing to take over the deformation of body (1) to the damping.
2. A shock absorbing adapter deformation limiting device according to claim 1, characterized in that the deformation limiting element is a spring (5).
3. A shock-absorbing adapter tube deformation limiting device according to claim 1, wherein the number, the arrangement position and the opening size of the fixing pieces (4) can be determined according to the number, the opening size and the arrangement position of the bolt holes in the shock-absorbing adapter tube flange (2).
4. The damping adapter tube deformation limiting device according to claim 1, characterized in that the fixing piece (4) and the damping adapter tube flange (2) are fixed by a fixing component (3).
5. A shock absorbing adapter tube deformation limiting device according to claim 1, characterized in that the shape of the fixing plate (4) is triangular and rounded at the corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011423926.3A CN112628349A (en) | 2020-12-08 | 2020-12-08 | Damping is taken over and is warp stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011423926.3A CN112628349A (en) | 2020-12-08 | 2020-12-08 | Damping is taken over and is warp stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112628349A true CN112628349A (en) | 2021-04-09 |
Family
ID=75308920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011423926.3A Pending CN112628349A (en) | 2020-12-08 | 2020-12-08 | Damping is taken over and is warp stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112628349A (en) |
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2020
- 2020-12-08 CN CN202011423926.3A patent/CN112628349A/en active Pending
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| SE01 | Entry into force of request for substantive examination |