CN219343609U - Viscous damper mounting structure - Google Patents
Viscous damper mounting structure Download PDFInfo
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- CN219343609U CN219343609U CN202320910605.9U CN202320910605U CN219343609U CN 219343609 U CN219343609 U CN 219343609U CN 202320910605 U CN202320910605 U CN 202320910605U CN 219343609 U CN219343609 U CN 219343609U
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- viscous damper
- cylinder
- piston rod
- cylinder barrel
- mounting structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the technical field of damping devices of engineering structures, in particular to a viscous damper mounting structure; the device comprises a cylinder barrel, a piston rod, a first mounting part and a second mounting part; one end of the piston rod is arranged in the cylinder barrel, and the other end of the piston rod is provided with a first installation part which is hinged to the bottom of the main beam; the bottom of the cylinder barrel is provided with a second installation part, and the other end of the second installation part is arranged on the bridge pier and is used for supporting and fixing the cylinder barrel; the cylinder barrel is always kept in a horizontal state, the dynamic sealing piece between the cylinder barrel of the viscous damper and the piston rod in the cylinder barrel is uniformly pressed, the abrasion of the dynamic sealing piece is reduced, the movement state is more stable, and the service life of the viscous damper is prolonged.
Description
Technical Field
The utility model relates to the technical field of damping devices of engineering structures, in particular to a viscous damper mounting structure.
Background
The viscous damper is made according to the principle that viscous resistance is generated when fluid passes through an orifice, is a damper related to rigidity and speed, and is widely applied to the fields of high-rise buildings, bridges, seismic reconstruction of building structures, seismic resistance of industrial pipeline equipment, military industry and the like.
When the viscous damper is installed on a bridge, as shown in fig. 1, one end of the viscous damper is generally installed on a girder in a hinged manner, the other end of the viscous damper is installed on a bridge tower or a bridge pier in a hinged manner, namely, other hinged parts at two ends of the viscous damper are suspended, but due to the dead weight of the cylinder barrel, the cylinder barrel is inclined, so that a dynamic seal element between the cylinder barrel of the viscous damper and a piston rod in the cylinder barrel is in a unilateral pressure state for a long time, and in the application process of the viscous damper, the abrasion of the dynamic seal element is aggravated, and the service life of the dynamic seal element is far lower than that of a design expectation.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The utility model provides a viscous damper mounting structure, which effectively solves the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a viscous damper mounting structure comprising:
the cylinder barrel, the piston rod, the first mounting part, the second mounting part;
one end of the piston rod is arranged in the cylinder barrel, and the other end of the piston rod is provided with a first installation part which is hinged to the bottom of the main beam;
the bottom of the cylinder barrel is provided with a second installation part, and the other end of the second installation part is arranged on the bridge pier and used for supporting and fixing the cylinder barrel.
Further, the second installation part is arranged at the middle position of the bottom of the cylinder barrel and is used for balancing the gravity of the cylinder barrel at two sides of the second installation part.
Further, the cylinder is provided with a first protection sleeve with a semicircular cross section close to one side of the main beam and a second protection sleeve with a semicircular cross section close to one side of the bridge pier, and the bottom of the second protection sleeve is arranged on the second installation part.
Further, the opening part of the first protective sleeve is provided with a first locking end, the opening part of the second protective sleeve is provided with a second locking end, and a plurality of locking pieces are arranged at the first locking end and the second locking end vertically and used for locking the first protective sleeve and the second protective sleeve.
Further, a sealing piece is arranged between the first locking end and the second locking end and is used for sealing a gap at the joint of the first protective sleeve and the second protective sleeve.
Further, buffer cotton is arranged between the cylinder barrel and the first protective sleeve and between the cylinder barrel and the second protective sleeve.
Further, one end of the second mounting portion, which is close to the bridge pier, is larger than one end of the second mounting portion, which is close to the cylinder barrel.
Further, the number of the second installation parts is at least one, and the second installation parts are uniformly arranged at the bottom of the cylinder barrel.
The first installation department is close to piston rod one side is equipped with the head rod, be equipped with the external screw thread on the head rod, the piston rod is equipped with the internal screw thread for the extension the length of piston rod.
Further, the first installation part is arranged in the installation seat and is connected through a first pin shaft, and the installation seat is arranged at the bottom of the main beam.
The beneficial effects of the utility model are as follows: the utility model is provided with the cylinder barrel, the piston rod, the first installation part and the second installation part; one end of the piston rod is arranged in the cylinder barrel, and the other end of the piston rod is provided with a first installation part which is hinged to the bottom of the main beam; the bottom of the cylinder barrel is provided with a second installation part, and the other end of the second installation part is arranged on the bridge pier and is used for supporting and fixing the cylinder barrel; the cylinder barrel is always kept in a horizontal state, the dynamic sealing piece between the cylinder barrel of the viscous damper and the piston rod in the cylinder barrel is uniformly pressed, the abrasion of the dynamic sealing piece is reduced, the movement state is more stable, and the service life of the viscous damper is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic diagram of a viscous damper mounting structure in the background art;
FIG. 2 is a schematic diagram showing a mounting structure of a viscous damper in embodiment 1;
FIG. 3 is a schematic view of the viscous damper of embodiment 1 with the main beams and bridge piers removed;
FIG. 4 is a schematic view of the mounting structure of the viscous damper with a protective cover in embodiment 1;
FIG. 5 is an exploded view of the mounting structure of the viscous damper with the protective cover in embodiment 1;
fig. 6 is a schematic diagram of a viscous damper mounting structure in embodiment 2.
Reference numerals: 1. a cylinder; 2. a piston rod; 21. a first connecting rod; 3. a first mounting portion; 31. a mounting base; 32. a first pin; 4. a second mounting portion; 51. a first protective sleeve; 511. a first locking end; 512. a baffle; 52. a second protective sleeve; 521. the second locking end; 53. a locking member; 54. a seal; 55. buffering cotton; 6. a main beam; 7. and (3) pier.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated as being "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be 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 utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, or may be internal communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1:
as shown in fig. 1 to 5: a viscous damper mounting structure comprising:
a cylinder 1, a piston rod 2, a dynamic seal 54, a first mounting portion 3, a second mounting portion 4;
one end of the piston rod 2 is arranged in the cylinder barrel 1, the other end of the piston rod is provided with a first installation part 3, and the first installation part 3 is hinged to the bottom of the main beam 6;
the bottom of the cylinder barrel 1 is provided with a second installation part 4, and the other end of the second installation part 4 is arranged on the bridge pier 7 and is used for supporting and fixing the cylinder barrel 1.
By providing the cylinder 1, the piston rod 2, the dynamic seal 54, the first mounting portion 3, the second mounting portion 4; one end of the piston rod 2 is arranged in the cylinder barrel 1, the other end of the piston rod is provided with a first installation part 3, and the first installation part 3 is hinged to the bottom of the main beam 6; the bottom of the cylinder barrel 1 is provided with a second installation part 4, and the other end of the second installation part 4 is arranged on a bridge pier 7 and is used for supporting and fixing the cylinder barrel 1; the cylinder 1 is always kept in a horizontal state, the dynamic seal piece 54 between the cylinder 1 of the viscous damper and the piston rod 2 in the cylinder 1 is uniformly pressed, the abrasion of the dynamic seal piece 54 is reduced, the movement state is more stable, and the service life of the viscous damper is prolonged.
In an embodiment of the connection of the second mounting to the cylinder 1, the second mounting portion 4 may be directly connected to the cylinder 1, such as by welding, or by screw fastening.
As a preferable example of the above embodiment, the second mounting portion 4 is provided at a middle position of the bottom of the cylinder 1 for balancing the gravity of the cylinder 1 on both sides of the second mounting portion 4.
In this embodiment, the number of the second installation parts 4 is one, in order to balance the cylinder 1, the second installation parts 4 are arranged at the middle position of the bottom of the cylinder 1 and used for balancing the gravity of the cylinder 1 at two sides of the second installation parts 4, so that the cylinder 1 is fixed at a horizontal position, the cylinder 1 can be prevented from rotating in space, the dynamic sealing element 54 is uniformly stressed in the cylinder, the abrasion of the dynamic sealing element 54 is reduced, the movement state is more stable, and the service life of the viscous damper is prolonged.
During the use, fix the bottom at cylinder 1 with second installation department 4 one end, place viscous damper on pier 7, the one end of piston rod 2 is with auxiliary assembly jacking, make viscous damper be in horizontal position, with first installation department 3 with girder 6 bottom mount pad 31 articulated can, fix the bottom at cylinder 1 with second installation department 4 one end, cylinder 1 can not be because of self gravity unstability, make the dynamic seal spare 54 between the cylinder 1 of viscous damper and the piston rod 2 in the cylinder 1 pressurized evenly, the wearing and tearing of dynamic seal spare 54 have been reduced, the motion state is more steady, the life of viscous damper has been increased.
The viscous damper can also move in a plane, so that the viscous damper is prevented from rotating in space, the movement of the viscous damper is stable, the abrasion is reduced, and the service life of the viscous damper is prolonged.
In this embodiment, the cylinder 1 is provided with a first protection sleeve 51 having a semicircular cross section near the main beam 6, a second protection sleeve 52 having a semicircular cross section near the bridge pier 7, and the bottom of the second protection sleeve 52 is disposed on the second mounting portion 4.
In another embodiment of the connection between the second mounting and the cylinder 1, the second mounting portion 4 is connected to the cylinder 1 by a second protective sleeve 52, which has the advantage that the second mounting portion 4 can be mounted easily, the second mounting portion 4 can be fixed to the second protective sleeve 52 first, and the surface of the cylinder 1 is protected.
Wherein, the opening of the first protective sleeve 51 is provided with a first locking end 511, the opening of the second protective sleeve 52 is provided with a second locking end 521, and a plurality of locking members 53 are perpendicular to the first locking end 511 and the second locking end 521 and used for locking the first protective sleeve 51 and the second protective sleeve 52.
The opening of the first protection sleeve 51 is provided with the first locking end 511, the opening of the second protection sleeve 52 is provided with the second locking end 521, and the locking piece 53 is locked by the locking piece 53, wherein the locking piece 53 can be a screw or a bolt or can be locked in other manners, so that the cylinder 1 can be protected inside the first protection sleeve 51 and the second protection sleeve 52.
The first sealing member 54 and the second sealing member 54 are provided with blocking pieces 512 extending towards the axial center at two ends, which are used for blocking the cylinder barrel 1 from moving along the axial direction, so that the cylinder barrel 1 is prevented from moving due to the fact that the first locking end 511 and the second locking end 521 loose for a long time.
Preferably, a sealing member 54 is provided between the first locking end 511 and the second locking end 521 for sealing a gap between the first protective sheath 51 and the second protective sheath 52.
By providing the sealing member 54 between the first locking end 511 and the second locking end 521, the gap at the connection between the first protective sleeve 51 and the second protective sleeve 52 is sealed, so as to ensure the tightness of the connection.
In this embodiment, a buffer cotton 55 is provided between the cylinder 1 and the first and second protective jackets 51, 52.
Through setting up and being equipped with the buffering cotton 55 between cylinder 1 and first protective sheath 51, the second protective sheath 52, have certain buffering effect, after the main part of viscous damper receives external impact, first protective sheath 51 and second protective sheath 52 receive the striking first, and then the impact force can act on the buffering cotton 55, and at this moment, after the buffering cotton 55 deformation, can produce an elasticity and weaken external impact force, and remaining external impact force can continue to act on cylinder 1, finally realizes the protection to the viscous damper main part.
Wherein, the one end that is close to pier 7 of second installation department 4 is greater than the one end that is close to cylinder 1 for the bottom of second installation department 4 is greater than upper portion, is favorable to the atress steady.
The first installation department 3 is close to piston rod 2 one side and is equipped with head rod 21, is equipped with the external screw thread on the head rod 21, and piston rod 2 is equipped with the internal screw thread for the length of extension piston rod 2.
Through being equipped with head rod 21 in piston rod 2 one side, head rod 21 adopts the threaded rod structure, can adjust the whole length of piston rod 2, has increased the adaptability of viscous damper installation.
In this embodiment, the first mounting portion 3 is disposed in the mounting seat 31, and is connected by the first pin 32, and the mounting seat 31 is disposed at the bottom of the main beam 6.
During the use, install second installation department 4 on the second protective sheath 52, place the buffer cotton 55 with first protective sheath 51 and the inside of second protective sheath 52, put into first protective sheath 51 and the second protective sheath 52 with the cylinder 1 of viscous damper, put up sealing member 54, through locking end locking, fix the second installation department 4 other end on pier 7, first installation department 3 is connected with the mount pad 31 of girder 6 bottom through first round pin axle 32, fix the bottom at cylinder 1 with second installation department 4 one end, cylinder 1 can not be because of self gravity unstability, make the dynamic sealing member 54 between cylinder 1 of viscous damper and the piston rod 2 in cylinder 1 pressurized evenly, the wearing and tearing of dynamic sealing member 54 have been reduced, the motion state is more steady, the life of viscous damper has been increased.
Example 2:
as shown in fig. 6, unlike in embodiment 1, the number of the second mounting portions 4 is at least one, and is uniformly arranged at the bottom of the cylinder 1, and the size and the number of the second mounting seats 31 are set according to the length of the cylinder 1, in this embodiment, the number of the second mounting portions 4 is two, and are uniformly distributed at the bottom of the cylinder 1, and the other end of the second mounting portion 4 is fixedly connected with the bridge pier 7.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. A viscous damper mounting structure, comprising: the cylinder barrel, the piston rod, the first mounting part, the second mounting part;
one end of the piston rod is arranged in the cylinder barrel, and the other end of the piston rod is provided with a first installation part which is hinged to the bottom of the main beam;
the bottom of the cylinder barrel is provided with a second installation part, and the other end of the second installation part is arranged on the bridge pier and used for supporting and fixing the cylinder barrel.
2. A viscous damper mounting structure as set forth in claim 1, wherein said second mounting portion is provided at an intermediate position of said bottom of said cylinder for balancing the weight of said cylinder on both sides of said second mounting portion.
3. A viscous damper mounting structure according to claim 1, wherein the cylinder is provided with a first protection sleeve having a semicircular cross section on one side close to the main beam, and a second protection sleeve having a semicircular cross section on one side close to the bridge pier, and the bottom of the second protection sleeve is disposed on the second mounting portion.
4. A viscous damper mounting structure according to claim 3, wherein the opening of the first protective sleeve is provided with a first locking end, the opening of the second protective sleeve is provided with a second locking end, and a plurality of locking members are provided perpendicular to the first locking end and the second locking end for locking the first protective sleeve and the second protective sleeve.
5. A viscous damper mounting structure as recited in claim 4, wherein a seal is provided between the first locking end and the second locking end for sealing a gap at the junction of the first protective sleeve and the second protective sleeve.
6. A viscous damper mounting structure according to claim 3, wherein a cushion cotton is provided between the cylinder and the first and second protective jackets.
7. A viscous damper mounting structure according to claim 1, wherein an end of the second mounting portion near the bridge pier is larger than an end near the cylinder.
8. A viscous damper mounting structure as set forth in claim 1, wherein said second mounting portions are at least one in number and are provided uniformly at the bottom of said cylinder.
9. A viscous damper mounting structure according to claim 1, wherein the first mounting portion is provided with a first connecting rod on a side thereof adjacent to the piston rod, the first connecting rod is provided with an external thread, and the piston rod is provided with an internal thread for lengthening the length of the piston rod.
10. A viscous damper mounting structure as claimed in any one of claims 1 to 9 wherein the first mounting portion is provided in a mounting seat connected by a first pin, the mounting seat being provided at the bottom of the main beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320910605.9U CN219343609U (en) | 2023-04-21 | 2023-04-21 | Viscous damper mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320910605.9U CN219343609U (en) | 2023-04-21 | 2023-04-21 | Viscous damper mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219343609U true CN219343609U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320910605.9U Active CN219343609U (en) | 2023-04-21 | 2023-04-21 | Viscous damper mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219343609U (en) |
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2023
- 2023-04-21 CN CN202320910605.9U patent/CN219343609U/en active Active
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