CN216923008U - Viscous damper capable of bearing vertical load - Google Patents
Viscous damper capable of bearing vertical load Download PDFInfo
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- CN216923008U CN216923008U CN202123260944.7U CN202123260944U CN216923008U CN 216923008 U CN216923008 U CN 216923008U CN 202123260944 U CN202123260944 U CN 202123260944U CN 216923008 U CN216923008 U CN 216923008U
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- plunger
- viscous damper
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Abstract
The utility model relates to a viscous damper capable of bearing vertical load, which comprises a lower shell, wherein a lower connecting plate is arranged at the bottom of the lower shell, damping liquid is arranged in the lower shell, an upper connecting plate is arranged above the lower shell, an upper shell is arranged at the bottom of the upper connecting plate, a plunger is arranged at the bottom of the upper connecting plate, a pressure spring is vertically arranged in the lower shell, the upper end of the pressure spring is arranged in the plunger in a penetrating manner, and the lower end of the pressure spring is placed on the lower connecting plate. The pressure spring bears the load of the pipeline, and the plunger piston is used for isolating vibration of the pipeline, so that the installation workload and the installation cost are reduced.
Description
Technical Field
The utility model relates to a viscous damper capable of bearing a vertical load, and belongs to the technical field of vibration control.
Background
The viscous damper is a general device for damping vibration of the pipeline, and the vibration damping principle of the viscous damper is to consume the vibration kinetic energy of the pipeline through the deformation of damping fluid; at present, the conventional viscous damper can only be used for damping the pipeline, but cannot bear the weight of the pipeline, and a supporting and hanging bracket is additionally arranged for supporting, so that the viscous damper is required to be additionally arranged for assisting completion when in use, and the installation workload and the cost are increased.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the viscous damper capable of bearing vertical load can realize the support and vibration isolation of the pipeline without installing other supporting and hanging frames, and reduces the installation workload and the cost.
The utility model relates to a viscous damper capable of bearing vertical load, which comprises a lower shell arranged vertically, wherein a lower connecting plate tightly attached to the lower shell is horizontally arranged at the bottom of the lower shell, damping liquid for generating damping force is arranged in the lower shell, an upper connecting plate is horizontally arranged above the lower shell corresponding to the lower connecting plate, an upper shell is vertically arranged at the bottom of the upper connecting plate corresponding to the lower shell, a plunger with a hollow inner part is vertically arranged in the upper shell at the bottom of the upper connecting plate, the upper end of the plunger is connected with the bottom of the upper connecting plate, and the lower end of the plunger is inserted into the damping liquid, and the viscous damper is characterized in that: the internal vertical pressure spring that is provided with of inferior valve, the dress is worn in the plunger in the upper end of pressure spring, and the lower extreme of pressure spring is placed on lower connecting plate.
Further preferably, a threaded sleeve is vertically arranged in the middle of the upper connecting plate in a penetrating mode, the lower end of the threaded sleeve is located inside the plunger, a screw rod is arranged in the threaded sleeve through threads, a supporting plate is horizontally arranged in the plunger below the threaded sleeve, the upper end of the screw rod is arranged in the threaded sleeve in a penetrating mode, the lower end of the screw rod abuts against the upper surface of the supporting plate, and the upper surface of the pressure spring abuts against the bottom of the supporting plate.
Further preferably, a positioning body is vertically arranged on the lower connecting plate in the lower shell, and the lower end of the pressure spring is sleeved on the positioning body.
Preferably, the outer circle of the lower shell is sleeved with a sealing sleeve, the lower end of the sealing sleeve is sleeved on the lower shell, and the upper end of the sealing sleeve is sleeved on the outer circle of the upper shell.
Further preferably, the upper end of the screw rod is provided with an inner hexagonal hole which is convenient for operation of a wrench.
Preferably, the internal thread of the thread sleeve and the external thread of the screw rod are both multi-start rectangular threads.
Preferably, the pressure spring is made of stainless steel.
Compared with the prior art, the utility model has the following beneficial effects:
according to the viscous damper capable of bearing vertical load, the pressure spring for supporting weight load is installed in the plunger, the supporting plate is arranged at the top of the pressure spring, and the supporting force of the pressure spring can be adjusted by rotating the screw rod so as to meet the requirement of supporting pipelines with different weights; when the plunger vibrates in the damping fluid, the damping fluid is extruded and stretched to generate heat, kinetic energy of vibration is converted into heat energy to be released to the atmosphere, and the viscous damper completes the vibration isolation effect under the condition of bearing, so that the installation workload and the cost are reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. the device comprises an upper connecting plate 2, a plunger 3, a screw rod 4, a threaded sleeve 5, an upper shell 6, a sealing sleeve 7, a supporting plate 8, a pressure spring 9, damping liquid 10, a lower shell 11, a positioning body 12 and a lower connecting plate.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the utility model, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Examples
As shown in fig. 1, the viscous damper capable of bearing vertical load comprises a vertically arranged lower casing 10, a lower connecting plate 12 closely attached to the lower casing 10 is horizontally arranged at the bottom of the lower casing 10, a damping liquid 9 for generating damping force is arranged in the lower casing 10, an upper connecting plate 1 is horizontally arranged above the lower casing 10 corresponding to the lower connecting plate 12, an upper casing 5 is vertically arranged at the bottom of the upper connecting plate 1 corresponding to the lower casing 10, a hollow plunger 2 is vertically arranged in the upper casing 5 at the bottom of the upper connecting plate 1, the upper end of the plunger 2 is connected to the bottom of the upper connecting plate 1, the lower end of the plunger 2 is inserted into the damping liquid 9, a pressure spring 8 is vertically arranged in the lower casing, the upper end of the pressure spring 8 is inserted into the plunger 2, and the lower end of the pressure spring 8 is placed on the lower connecting plate 12.
The middle part of the upper connecting plate 1 is vertically provided with a threaded sleeve 4 in a penetrating manner, the lower end of the threaded sleeve 4 is positioned inside the plunger 2, a screw rod 3 is installed in the threaded sleeve 4 through threads, a supporting plate 7 is horizontally arranged in the plunger 2 below the threaded sleeve 4, the upper end of the screw rod 3 is arranged in the threaded sleeve 4 in a penetrating manner, the lower end of the screw rod 3 abuts against the upper surface of the supporting plate 7, and the upper surface of the pressure spring 8 abuts against the bottom of the supporting plate 7. As shown in fig. 1, the technical design of this section is convenient for adjusting the supporting force of the pressure spring 8, can bear more pipelines with different weights, and also increases the application range of the viscous damper.
A positioning body 11 is vertically arranged on a lower connecting plate 12 in the lower shell 10, and the lower end of the pressure spring 8 is sleeved on the positioning body 11. As shown in figure 1, the technical design of the section is beneficial to positioning the pressure spring 8 and is convenient to install.
The excircle of lower casing 10 is equipped with seal cover 6, and the lower extreme suit of seal cover 6 is on lower casing 10, and the upper end suit of seal cover 6 is on the excircle of upper casing 5. As shown in fig. 1, the technical design of this section effectively prevents foreign matters such as dust and rain water from entering the viscous damper, and prolongs the service life of the damping fluid 9.
And the upper end of the screw rod 3 is provided with an inner hexagonal hole which is convenient for the operation of a wrench. As shown in fig. 1, the technical design of this segment is beneficial to rotating the screw rod 3 by a wrench, and the hexagonal socket can bear larger torque, so that the service life of the screw rod 3 is prolonged.
The internal thread of the thread bushing 4 and the external thread of the screw rod 3 are all multi-start rectangular threads. As shown in fig. 1, in this technical design, when the screw rod 3 is rotated, the supporting force of the pressure spring 8 can be changed rapidly, and the installation efficiency is improved.
The pressure spring 8 is made of stainless steel materials. As shown in figure 1, the technical design of the section effectively avoids the rusting of the pressure spring 8 to pollute the damping liquid 9, and simultaneously prolongs the service life of the viscous damper.
As shown in fig. 1, during installation, the supporting force of a pressure spring 8 is adjusted according to the weight of a pipeline, a wrench is used for rotating a screw rod 3 to adjust the position of a supporting plate 7, the pressure spring 8 is positioned at a proper height, then a pipe clamp accessory is installed on the pipeline, and a viscous damper is connected to the pipe clamp accessory through an upper connecting plate 1; then, the pipe clamp accessories slide on the pipeline to enable the lower connecting plate 12 to be placed on a firm steel frame, then the pipe clamp accessories are fastened with the pipeline through bolts, the position of the lower connecting plate 12 is adjusted to enable the lower connecting plate to correspond to the upper connecting plate 1, and finally the lower connecting plate 12 is fastened on the steel frame; the weight of pipeline passes through pipe clamp annex and transmits 1 on the upper junction plate, then transmits backup pad 7 through upper junction plate 1, thread bush 4 and lead screw 3 again, then transmits weight 8 through backup pad 7 on, finally transmits pipeline weight to the steelframe through lower connecting plate 12 to the support of pipeline has been realized, thereby has reduced installation work load and cost.
As shown in fig. 1, in operation, vibration of a pipeline is transmitted to an upper connecting plate 1 and a plunger 2 through a pipe clamp accessory, the plunger 2 swings in damping liquid 9 along with the vibration of the pipeline, the inner side of the damping liquid 9 is tightly wrapped on the inner surface and the outer surface of the plunger 2, the outer side of the damping liquid 9 is tightly attached to the inner wall of a lower shell 10, the plunger 2 extrudes and stretches the damping liquid 9 during left-right swinging, the damping liquid 9 deforms to prevent the plunger 2 from swinging, the damping liquid 9 generates heat due to self deformation, the generated heat is diffused into air through the lower shell 10, kinetic energy of the pipeline vibration is converted into heat energy, and vibration isolation of the pipeline is achieved.
As shown in fig. 1, when a pipeline with heavy weight is supported, when the screw rod 3 is rotated clockwise by a wrench, the screw rod 3 pushes the support plate 7 to compress the pressure spring 8 downwards, and the supporting force of the pressure spring 8 is improved according to hooke's law; when a pipeline with smaller weight is supported, the screw rod 3 is rotated anticlockwise through the wrench, the support plate 7 moves upwards along with the screw rod 3 under the action of the upward thrust of the pressure spring 8, and the support force of the pressure spring 8 is reduced according to Hooke's law; thereby realizing the support of pipelines with different weights.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a can bear viscous damper of vertical load, lower casing (10) including vertical setting, the bottom level of casing (10) is provided with rather than lower connecting plate (12) of closely laminating down, be provided with damping fluid (9) that are used for producing the damping force in casing (10) down, the top level that corresponds lower connecting plate (12) casing (10) down is provided with upper junction plate (1), casing (5) are vertically provided with in the bottom of upper junction plate (1) to casing (10) down corresponding, vertically in upper junction plate (1) the last casing (5) of bottom be provided with inside hollow plunger (2), the bottom in upper junction plate (1) is connected to the upper end of plunger (2), the lower extreme of plunger (2) inserts in damping fluid (9), its characterized in that: a pressure spring (8) is vertically arranged in the lower shell, the upper end of the pressure spring (8) is arranged in the plunger (2) in a penetrating mode, and the lower end of the pressure spring (8) is placed on the lower connecting plate (12).
2. A viscous damper capable of withstanding vertical loads according to claim 1, further comprising: the middle part of the upper connecting plate (1) is vertically provided with a threaded sleeve (4), the lower end of the threaded sleeve (4) is positioned inside the plunger (2), the screw rod (3) is installed in the threaded sleeve (4) through threads, the inside of the plunger (2) below the threaded sleeve (4) is horizontally provided with a supporting plate (7), the upper end of the screw rod (3) is arranged in the threaded sleeve (4) in a penetrating mode, the lower end of the screw rod (3) abuts against the upper surface of the supporting plate (7), and the upper surface of the pressure spring (8) abuts against the bottom of the supporting plate (7).
3. A viscous damper capable of withstanding vertical loads according to claim 1, further comprising: a positioning body (11) is vertically arranged on a lower connecting plate (12) in the lower shell (10), and the lower end of the pressure spring (8) is sleeved on the positioning body (11).
4. A viscous damper capable of withstanding vertical loads according to claim 3, further comprising: the excircle of the lower shell (10) is sleeved with a sealing sleeve (6), the lower end of the sealing sleeve (6) is sleeved on the lower shell (10), and the upper end of the sealing sleeve (6) is sleeved on the excircle of the upper shell (5).
5. A viscous damper capable of withstanding vertical loads according to claim 2, further comprising: the upper end of the screw rod (3) is provided with an inner hexagonal hole which is convenient for the operation of a wrench.
6. A viscous damper capable of withstanding vertical loads according to claim 2, further comprising: the internal thread of the thread bushing (4) and the external thread of the screw rod (3) are all multi-start rectangular threads.
7. A viscous damper capable of withstanding vertical loads according to claim 2, further comprising: the pressure spring (8) is made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123260944.7U CN216923008U (en) | 2021-12-23 | 2021-12-23 | Viscous damper capable of bearing vertical load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123260944.7U CN216923008U (en) | 2021-12-23 | 2021-12-23 | Viscous damper capable of bearing vertical load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216923008U true CN216923008U (en) | 2022-07-08 |
Family
ID=82253962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123260944.7U Active CN216923008U (en) | 2021-12-23 | 2021-12-23 | Viscous damper capable of bearing vertical load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216923008U (en) |
-
2021
- 2021-12-23 CN CN202123260944.7U patent/CN216923008U/en active Active
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