CN216447632U - Flexible vibration absorbing joint structure - Google Patents
Flexible vibration absorbing joint structure Download PDFInfo
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- CN216447632U CN216447632U CN202123091481.6U CN202123091481U CN216447632U CN 216447632 U CN216447632 U CN 216447632U CN 202123091481 U CN202123091481 U CN 202123091481U CN 216447632 U CN216447632 U CN 216447632U
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Abstract
The application relates to a flexible vibration absorption joint structure which comprises a flexible joint and a connecting pipe, wherein two ends of the connecting pipe are respectively provided with an air inlet and an air outlet; the flexible joint at the air inlet is used for connecting to a pipeline communicated with an air source, and the flexible joint at the air outlet is used for connecting to a pipeline communicated with other units. When the gas flows in the connecting pipe to cause the vibration of the connecting pipe, the vibration is absorbed by the flexible joint, so that the vibration is reduced and transmitted to other units, and the probability that other units cannot work normally due to the vibration is reduced.
Description
Technical Field
The application relates to the field of vibration reduction of high-frequency vibration equipment, in particular to a flexible vibration absorbing joint structure.
Background
The compressor is a driven fluid machine which compresses low-pressure gas into high-pressure gas, and the compressed high-pressure gas is discharged through a gas outlet pipe of the compressor and enters the next unit (such as a gas tank, a gas cylinder and the like).
However, when the outlet pipe is used for conveying high-pressure gas, the gas flowing at high speed impacts the outlet pipe, so that the outlet pipe vibrates, and the vibration is transmitted to other units, possibly causing other units to work abnormally.
SUMMERY OF THE UTILITY MODEL
In order to ensure the normal operation of other units, the application provides a flexible vibration absorbing joint structure.
The application provides a flexible joint structure that shakes adopts following technical scheme:
a flexible vibration absorption joint structure comprises a flexible joint and a connecting pipe, wherein an air inlet and an air outlet are respectively arranged at two ends of the connecting pipe, at least two flexible joints are arranged, one flexible joint is sleeved at the air inlet, and the other flexible joint is sleeved at the air outlet;
the flexible joint at the air inlet is used for being connected to a pipeline communicated with an air source, and the flexible joint at the air outlet is used for being connected to a pipeline communicated with other units.
Through adopting above-mentioned technical scheme, the connecting pipe with communicate between the pipeline of air supply, the connecting pipe with communicate all communicate through flexible joint between the pipeline of other units, when gaseous flow and lead to the connecting pipe vibration in the connecting pipe, utilize flexible joint to absorb vibration to reduce vibration transmission to other units, in order to reduce the probability that leads to the unable normal work of other units because of the vibration.
Preferably, an included angle exists between the axis of the flexible joint at the air outlet and the axis of the flexible joint at the air inlet.
Through adopting above-mentioned technical scheme, there is the contained angle between the axis of two flexible joint for flexible joint can absorb the vibration of connecting pipe different position, with the reduction vibration transmission to other units.
Preferably, the included angle between the axis of the flexible joint at the air outlet and the axis of the flexible joint at the air inlet is 90 degrees.
Through adopting above-mentioned technical scheme for flexible joint can be better the different azimuth vibrations of absorption pipeline, with the reduction vibration transmission to other units.
Preferably, the connecting pipe comprises a straight pipe and an elbow pipe, and the straight pipe and the elbow pipe are communicated through the flexible joint.
Through adopting above-mentioned technical scheme, through the combination of straight tube and return bend, be convenient for realize with air supply and other unit intercommunications, and also set up flexible joint between straight tube and the return bend and in order to realize absorbing the vibration to reduce vibration transmission to other units.
Preferably, the flexible joint comprises a lantern ring and a sealing element, the lantern ring is coaxially sleeved on the connecting pipe, the sealing element and the lantern ring are coaxially arranged, and the outer periphery of the sealing element is in fit sealing with the inner periphery of the lantern ring;
the inner periphery of one end of the sealing element along the axial direction of the sealing element is in fit sealing with the outer periphery of the connecting pipe, and the inner periphery of the other end of the sealing element along the axial direction of the sealing element is used for being in fit sealing with the outer periphery of a pipeline communicated with an air source or other units; under the state of no external force, the inner diameter of the sealing element is smaller than that of the lantern ring.
Through adopting above-mentioned technical scheme, utilize the sealing member to realize the sealed between pipeline and the flexible joint on the one hand to realize the conveying gas, utilize the vibration of sealing member absorption pipeline on the other hand.
Preferably, the sealing member includes two sealing rings, two the coaxial setting of sealing ring has the interval between two sealing rings, and the periphery of two sealing rings all is sealed with the interior laminating of the interior circumference of lantern ring, and the interior circumference of a sealing ring is sealed with the periphery laminating of connecting pipe, and the interior circumference of another sealing ring is used for with the periphery laminating of the pipeline that communicates in air supply or other units sealed.
Through adopting above-mentioned technical scheme, take place deformation of certain degree after one of them sealing washer absorbs the vibration of pipeline, the interval that exists between two sealing washers makes the deformation that one of them sealing washer takes place can not drive another sealing washer and take place deformation, avoids the sealing member to pass through the pipeline of sealing washer transmission to next unit with absorptive partly vibration to the vibration of effectual absorption pipeline.
Preferably, the inner periphery of the lantern ring is provided with clamping blocks, the outer periphery of the connecting pipe is coaxially provided with clamping grooves, the clamping grooves are used for the clamping blocks to be embedded, and gaps exist between the inner walls of the clamping grooves and the surfaces of the clamping blocks.
Through adopting above-mentioned technical scheme, the restriction lantern ring takes place axial displacement on the periphery of connecting pipe to guarantee flexible joint's normal use state.
Preferably, the number of the clamping blocks is two, the two clamping blocks are distributed along the axial direction of the lantern ring, and the sealing element is located between the two clamping blocks.
By adopting the technical scheme, the clamping block limits the high-pressure airflow passing through the flexible joint to punch the sealing ring out of the sleeve ring.
Preferably, the sealing element is made of oil-resistant and high-temperature-resistant materials.
By adopting the technical scheme, the high-pressure airflow generated by the air source has high temperature and is mixed with a part of lubricating oil, and the lubricating oil is prevented from corroding the sealing element by adopting the sealing element made of the oil-resistant and high-temperature-resistant material so as to ensure the normal working performance of the flexible joint.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the flexible joint is used for absorbing the vibration of the connecting pipe so as to reduce the vibration from being transmitted to other units and reduce the probability that other units cannot work normally due to the vibration.
2. Through the included angle between the axes of the two flexible joints, the flexible joints can absorb the vibration of the connecting pipe in different directions, so that the vibration is reduced from being transmitted to other units.
3. On the one hand, the sealing between the pipeline and the flexible joint is realized by using the sealing element so as to realize the gas transmission, and on the other hand, the vibration of the pipeline is absorbed by using the elasticity of the sealing element.
Drawings
Fig. 1 is a schematic view of the overall structure of a flexible shock-absorbing joint structure.
FIG. 2 is a schematic view of a flexible joint.
Fig. 3 is an exploded view of the collar.
Fig. 4 is a schematic view showing the connection of the connection pipe and the pipe communicating with other units.
FIG. 5 is a schematic view of the connection of the connecting tube to the conduit connected to the gas source.
Description of reference numerals: 1. a flexible joint; 2. a connecting pipe; 21. an air inlet; 22. an air outlet; 23. a straight pipe; 24. bending the pipe; 25. a card slot; 3. a collar; 31. a card sleeve; 311. an avoidance groove; 312. avoiding the cavity; 313. caulking grooves; 32. a bolt; 33. a nut; 35. a clamping block; 4. a seal member; 41. and (5) sealing rings.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1, the present embodiment discloses a flexible shock-absorbing joint structure including a flexible joint 1 and a coupling pipe 2. Both ends of the connection pipe 2 are respectively provided with an air inlet 21 and an air outlet 22. The number of the flexible joints 1 is three, the three flexible joints 1 are all sleeved on the connecting pipe 2, and the three flexible joints 1 are respectively located at the air inlet 21, the middle part of the extending direction of the connecting pipe 2 and the air outlet 22.
The flexible joint 1 at the air inlet 21 is used for communicating the connecting pipe 2 with a pipeline communicated with an air source, wherein the air source can be an air compressor; the flexible joint 1 at the air outlet 22 is used to connect the connecting pipe 2 to a pipe connected to other units, wherein the other units may be an air tank or an air cylinder. An included angle exists between the axis of the flexible joint 1 positioned at the air inlet 21 and the axis of the flexible joint 1 positioned at the air outlet 22, and the included angle is 90 degrees.
The connecting pipe 2 comprises a straight pipe 23 and an elbow pipe 24, the straight pipe 23 is vertically arranged, and the upper end of the straight pipe 23 is an air outlet 22. The bending angle of the bent pipe 24 is set to 90 degrees, one end of the bent pipe 24 is communicated with the lower end of the straight pipe 23 through the flexible joint 1, and the other end of the bent pipe 24 is an air inlet 21. The axis of the flexible joint 1 positioned at the air outlet 22 is coincident with and vertical to the axis of the flexible joint 1 positioned between the straight pipe 23 and the bent pipe 24, and the axis of the flexible joint 1 positioned at the air inlet 21 is horizontal, so that the flexible joints 1 in different directions are utilized to better absorb the vibration of the connecting pipe 2 in different directions.
Referring to fig. 1 and 2, to perform the function of sealing the flexible joint 1, the flexible joint 1 includes a collar 3 and a seal 4. The lantern ring 3 is coaxially sleeved on the connecting pipe 2, and the lantern ring 3 comprises a clamping sleeve 31, a bolt 32 and a nut 33.
Referring to fig. 2 and 3, two ferrules 31 are provided, and an end surface of each ferrule 31 facing the other ferrule 31 is provided with a semi-cylindrical relief groove 311. The avoidance grooves 311 of the two clamping sleeves 31 enclose a cylindrical avoidance cavity. The inner periphery of the escape cavity is coaxially provided with a caulking groove 313, and further, the caulking groove 313 forms the locking block 35 along both sides of the collar 3 in the axial direction.
Referring to fig. 4, the sealing element 4 is coaxially embedded in the caulking groove 313, and the sealing element 4 is made of oil-resistant and high-temperature-resistant material such as fluorosilicone rubber, fluororubber, etc., and in this embodiment, fluororubber material is used. The sealing element 4 comprises two sealing rings 41, and under the action of no external force, the inner diameter of each sealing ring 41 is smaller than the outer diameter of the connecting pipe 2; the two sealing rings 41 are coaxially arranged in the caulking groove 313 and are attached to the inner wall of the caulking groove 313, and a space exists between the two sealing rings 41.
The straight tube 23 and the elbow 24 are coaxially provided with a clamping groove 25 on the peripheral side of the opening, the clamping groove 25 is used for embedding the clamping block 35, and a gap is formed between the groove wall of the clamping groove 25 and the surface of the clamping block 35.
Referring to fig. 4 and 5, in practical use, the peripheries of the pipeline communicated with other units and the pipeline communicated with the air source are also provided with corresponding clamping grooves 25 coaxially.
Referring to fig. 2 and 4, when the straight pipe 23 and the bent pipe 24 are connected by the flexible joint 1, the inner circumference of one seal ring 41 is attached to the outer circumference of the straight pipe 23, and the inner circumference of the other seal ring 41 is attached to the outer circumference of the bent pipe 24. Sleeving the clamping sleeve 31 to the peripheries of the two sealing rings 41, and enabling the inner wall of the embedded groove 313 to be attached and sealed with the peripheries of the sealing rings 41; meanwhile, two clamping blocks 35 on one clamping sleeve 31 are respectively embedded into the clamping groove 25 of the straight pipe 23 and the clamping groove 25 of the bent pipe 24, and finally, one end of the bolt 32 penetrates through the two clamping sleeves 31 and then is locked through the nut 33.
When the straight pipe 23 and the pipe communicated with another unit are connected by the flexible joint 1, the inner circumference of one seal ring 41 is in close contact with the outer circumference of the straight pipe 23, and the inner circumference of the other seal ring 41 is in close contact with the outer circumference of the pipe communicated with another unit. Sleeving the clamping sleeve 31 to the peripheries of the two sealing rings 41, and enabling the inner wall of the embedded groove 313 to be attached and sealed with the peripheries of the sealing rings 41; meanwhile, two clamping blocks 35 on one clamping sleeve 31 are respectively embedded into the clamping grooves 25 of the straight pipes 23 and the clamping grooves 25 of the pipelines communicated with other units, and finally, one end of the bolt 32 penetrates through the two clamping sleeves 31 and then is locked through the nut 33.
Referring to fig. 2 and 5, when the elbow pipe 24 and the pipeline communicated with the gas source are connected by using the flexible joint 1, the inner circumference of one sealing ring 41 is attached to the outer circumference of the elbow pipe 24, and the inner circumference of the other sealing ring 41 is attached to the outer circumference of the pipeline communicated with the gas source for sealing. Sleeving the clamping sleeve 31 to the peripheries of the two sealing rings 41, and enabling the inner wall of the embedded groove 313 to be attached and sealed with the peripheries of the sealing rings 41; meanwhile, two clamping blocks 35 on one clamping sleeve 31 are respectively embedded in the clamping groove 25 of the bent pipe 24 and the clamping groove 25 of the pipeline communicated with the air source, and finally, one end of the bolt 32 penetrates through the two clamping sleeves 31 and then is locked through the nut 33.
The implementation principle of a flexible vibration absorbing joint structure in the embodiment of the application is as follows:
connecting pipe 2 with communicate between the pipeline of air supply, connecting pipe 2 with communicate all communicate through flexible joint 1 between the pipeline of other units, when gas flows and leads to connecting pipe 2 vibration in connecting pipe 2, through setting up the flexible joint 1 absorption vibration of equidirectional to reduce vibration transmission to other units, in order to reduce the probability that leads to the unable normal work of other units because of the vibration.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A flexible vibration-absorbing joint structure is characterized in that: the flexible pipe comprises flexible joints (1) and connecting pipes (2), wherein two ends of each connecting pipe (2) are respectively provided with an air inlet (21) and an air outlet (22), at least two flexible joints (1) are arranged, one flexible joint (1) is sleeved at the air inlet (21), and the other flexible joint (1) is sleeved at the air outlet (22);
the flexible joint (1) at the air inlet (21) is used for connecting to a pipeline communicated with an air source, and the flexible joint (1) at the air outlet (22) is used for connecting to a pipeline communicated with other units.
2. The flexible shock-absorbing joint structure according to claim 1, wherein: an included angle exists between the axis of the flexible joint (1) at the air outlet (22) and the axis of the flexible joint (1) at the air inlet (21).
3. The flexible shock-absorbing joint structure according to claim 2, wherein: and the included angle between the axis of the flexible joint (1) positioned at the air outlet (22) and the axis of the flexible joint (1) positioned at the air inlet (21) is 90 degrees.
4. The flexible shock-absorbing joint structure according to claim 1, wherein: the connecting pipe (2) comprises a straight pipe (23) and an elbow pipe (24), and the straight pipe (23) and the elbow pipe (24) are communicated through the flexible joint (1).
5. The flexible shock-absorbing joint structure according to claim 1, wherein: the flexible joint (1) comprises a lantern ring (3) and a sealing element (4), the lantern ring (3) is coaxially sleeved on the connecting pipe (2), the sealing element (4) and the lantern ring (3) are coaxially arranged, and the outer periphery of the sealing element (4) is in fit sealing with the inner periphery of the lantern ring (3);
the inner periphery of one end of the sealing element (4) in the axial direction of the sealing element is in fit sealing with the outer periphery of the connecting pipe (2), and the inner periphery of the other end of the sealing element (4) in the axial direction of the sealing element is in fit sealing with the outer periphery of a pipeline communicated with an air source or other units; under the state without external force, the inner diameter of the sealing element (4) is smaller than that of the lantern ring (3).
6. The flexible shock-absorbing joint structure according to claim 5, wherein: the sealing element (4) comprises two sealing rings (41) which are coaxially arranged, a distance exists between the two sealing rings (41), the peripheries of the two sealing rings (41) are all attached and sealed with the inner periphery of the sleeve ring (3), the inner periphery of one sealing ring (41) is attached and sealed with the outer periphery of the connecting pipe (2), and the inner periphery of the other sealing ring (41) is used for being attached and sealed with the outer periphery of a pipeline communicated with an air source or other units.
7. The flexible shock-absorbing joint structure according to claim 5, wherein: the inner periphery of the lantern ring (3) is provided with clamping blocks (35), the outer periphery of the connecting pipe (2) is coaxially provided with clamping grooves (25), the clamping grooves (25) are used for being embedded into the clamping blocks (35), and gaps exist between the inner walls of the clamping grooves (25) and the surfaces of the clamping blocks (35).
8. The flexible shock-absorbing joint structure according to claim 7, wherein: the number of the clamping blocks (35) is two, the two clamping blocks (35) are distributed along the axial direction of the lantern ring (3), and the sealing element (4) is located between the two clamping blocks (35).
9. The flexible shock-absorbing joint structure according to claim 5, wherein: the sealing element (4) is made of an oil-resistant and high-temperature-resistant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091481.6U CN216447632U (en) | 2021-12-10 | 2021-12-10 | Flexible vibration absorbing joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091481.6U CN216447632U (en) | 2021-12-10 | 2021-12-10 | Flexible vibration absorbing joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216447632U true CN216447632U (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123091481.6U Active CN216447632U (en) | 2021-12-10 | 2021-12-10 | Flexible vibration absorbing joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216447632U (en) |
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2021
- 2021-12-10 CN CN202123091481.6U patent/CN216447632U/en active Active
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