CN210510722U - Damping variable force spring hanger - Google Patents
Damping variable force spring hanger Download PDFInfo
- Publication number
- CN210510722U CN210510722U CN201921276003.2U CN201921276003U CN210510722U CN 210510722 U CN210510722 U CN 210510722U CN 201921276003 U CN201921276003 U CN 201921276003U CN 210510722 U CN210510722 U CN 210510722U
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- cover plate
- force spring
- variable force
- barrel
- connecting rod
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Abstract
The utility model discloses a damping variable force spring gallows, including barrel and the upper cover plate and the lower apron of connection on the barrel, its characterized in that, be equipped with the clamp plate in the barrel, the clearance has between clamp plate and the barrel, be connected with the elastic component on the clamp plate, the other end of elastic component is connected under on the apron, be connected with the connecting rod on the clamp plate, the connecting rod lower extreme passes down the apron, be equipped with the viscous liquid that is used for extension spring atress compression time in the barrel, viscous liquid does not have the clamp plate. In this way, the utility model discloses damping variable force spring gallows can prolong the time of spring atress compression, prevents to produce the impact force, has protected connecting piece and pipe clamp.
Description
Technical Field
The utility model relates to a gallows field especially relates to a damping variable force spring gallows.
Background
The variable spring support and hanger (also called variable spring support and hanger) is mainly used for supporting a power pipeline or equipment with vertical displacement. Because the load is supported by mainly relying on the spring force, the bearing is only suitable for the occasions with small vertical displacement. The cylindrical spiral spring is arranged in the variable-force spring support and hanger, and can adapt to the thermal displacement of a pipeline or equipment while bearing, absorb the vibration of the pipeline and play a role in vibration reduction.
When the power plant accident happens, the pipeline load changes instantly, and part of lifting point load is increased by several times suddenly, so that the supporting and hanging bracket is out of work, the load of the adjacent lifting point is increased suddenly, the adjacent lifting point load is failed in succession, the accident is enlarged, and the loss is increased.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a damping variable force spring gallows, can prolong the time of spring atress compression, prevents to produce the impact force, has protected connecting piece and pipe clamp.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a damping variable force spring gallows, includes the barrel and connects upper cover plate and the lower cover plate on the barrel, be equipped with the clamp plate in the barrel, the clearance has between clamp plate and the barrel, be connected with the elastic component on the clamp plate, the other end of elastic component is connected on the lower cover plate, be connected with the connecting rod on the clamp plate, the lower extreme of connecting rod passes the lower cover plate, the connecting hole has been seted up on the upper cover plate, be equipped with the viscous liquid that is used for prolonging spring atress compression time in the barrel, viscous liquid passes the clamp plate.
In a preferred embodiment of the present invention, a gap is formed between the viscous liquid and the upper cover plate.
In a preferred embodiment of the present invention, the connecting portion of the lower cover plate and the connecting rod is further provided with at least 1 sealing ring to prevent viscous liquid from leaking.
In a preferred embodiment of the present invention, the number of the sealing rings is 2.
In a preferred embodiment of the present invention, the upper cover plate is provided with a connecting hole, and the viscous liquid is injected into the cylinder from the connecting hole, and the connecting rod is installed.
In a preferred embodiment of the present invention, the viscous liquid is silicone oil or glycerin.
In a preferred embodiment of the present invention, the connecting rod further has a displacement indicating sleeve mounted on a portion thereof extending out of the lower cover plate, the displacement indicating sleeve is disposed outside the cylinder, the cylinder is further provided with a scale, and the scale is used in cooperation with the displacement indicating sleeve to display a compression value of the elastic member.
In the utility model discloses a preferred embodiment, the bottom of displacement indication cover is passed through lock nut and is installed on the connecting rod, and the locating pin is installed to the cover body portion of displacement indication cover, the locating pin passes the barrel and laps the connection down.
In a preferred embodiment of the present invention, the lower end of the connecting rod is connected to an intermediate connecting member, and a pipe clamp is installed below the intermediate connecting member and clamps the pipe.
The utility model has the advantages that: the utility model discloses damping variable force spring gallows can prolong the time of spring atress compression, prevents to produce the impact force, has protected connecting piece and pipe clamp.
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 are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic view of a preferred embodiment of the damping variable force spring hanger of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic view of a damping variable force spring hanger in use;
the parts in the drawings are numbered as follows: 1. the device comprises a cylinder body, 2, an upper cover plate, 3, a lower cover plate, 4, a pressure plate, 5, an elastic part, 6, a connecting rod, 7, viscous liquid, 8, a sealing ring, 9, a connecting hole, 10, a displacement indicating sleeve, 11, a scale, 12, a locking nut, 13, a positioning pin, 14, an intermediate connecting part, 15, a pipe clamp, 16, a pipeline, 17 and a connecting pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but 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, a damping variable force spring hanger comprises a cylinder 1, an upper cover plate 2 and a lower cover plate 3 which are connected to the cylinder 1, wherein a pressing plate 4 is arranged in the cylinder 1, a gap is formed between the pressing plate 4 and the cylinder 1, an elastic piece 5 is connected to the pressing plate 4, the other end of the elastic piece 5 is connected to the lower cover plate 3, a connecting rod 6 is connected to the pressing plate 4, the lower end of the connecting rod 6 penetrates through the lower cover plate 3, a viscous liquid 7 used for prolonging the compression time of a spring under stress is arranged in the cylinder 1, the viscous liquid 7 does not press the pressing plate 4, the size of the gap between the cylinder 1 and the pressing plate 4 determines a damping force, and the function of controlling the pressing speed of.
In addition, a gap is provided between the viscous liquid 7 and the upper lid plate 2. And a gap is reserved between the viscous liquid 7 and the upper cover plate 2, so that the buffering effect is better.
In addition, the connection part of the lower cover plate 3 and the connecting rod 6 is also provided with at least 1 sealing ring 8 to prevent viscous liquid from leaking.
In addition, the number of the seal rings 8 is 2, thereby preventing leakage of the viscous liquid.
In addition, a connecting hole 9 is formed in the upper cover plate 2, viscous liquid 7 is injected into the cylinder body 1 from the connecting hole 9, and a connecting pull rod 17 is installed.
In addition, a displacement indicating sleeve 10 is further installed on the portion, extending out of the lower cover plate 3, of the connecting rod 6, the displacement indicating sleeve 10 is sleeved on the outer side of the cylinder body 1, a scale 11 is further arranged on the cylinder body 1, and the scale 11 and the displacement indicating sleeve 10 are matched for use to display the compression value of the elastic part 5. The elastic member 5 may be a spring or a disc spring.
In addition, the bottom of the displacement indicating sleeve 10 is mounted on the connecting rod 6 through a lock nut 12, a positioning pin 13 is mounted on the sleeve body part of the displacement indicating sleeve 10, and the positioning pin 13 penetrates through the cylinder body 1 to be connected with the lower cover plate 3.
In addition, the lower end of the connecting rod 6 is connected with an intermediate connecting piece 14, a pipe clamp 15 is arranged below the intermediate connecting piece 14, and the pipe clamp 15 clamps a pipeline 16.
The utility model discloses damping variable force spring gallows concrete theory of operation as follows: firstly, assembling a lower cover plate 3 and a cylinder body 1, and assembling a pressure plate 4 and a connecting rod 6; then the spring and the connecting rod 6 are placed in the cylinder body for load and rigidity test; after the test is qualified, the upper cover plate 2 is assembled with the cylinder body 1; the displacement indicating sleeve is fixed on the connecting rod 6 by using a locking nut 12, and the displacement indicating sleeve 10 and the scale 11 are matched to indicate the compression value of the spring; after assembly, loading the elastic crane to a cold load, and then locking by using a positioning pin 13; and finally, viscous liquid 7 is injected from the upper end connecting hole 9 without the pressure plate 4, a certain gap can be reserved between the upper cover plate 4 and the upper cover plate 2, and two sealing rings 8 are arranged between the lower cover plate 2 and the connecting rod 6 to prevent the viscous liquid 7 from leaking. The common variable-force spring hanger is used, when a power plant accident happens, the pipeline load F is increased by several times instantly, the viscous liquid 7 plays a damping role under the condition, the time that the spring is stressed to be pressed is prolonged, the impact force is prevented from being generated, and the connecting piece and the pipe clamp are protected.
Be different from prior art, the utility model discloses damping variable force spring gallows can prolong the time of spring atress compression, prevents to produce the impact force, has protected connecting piece and pipe clamp.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (9)
1. The damping variable-force spring hanger comprises a barrel, an upper cover plate and a lower cover plate, wherein the upper cover plate and the lower cover plate are connected to the barrel, a pressing plate is arranged in the barrel, a gap is reserved between the pressing plate and the barrel, an elastic piece is connected to the pressing plate, the other end of the elastic piece is connected to the lower cover plate, a connecting rod is connected to the pressing plate, the lower end of the connecting rod penetrates through the lower cover plate, viscous liquid used for prolonging the stress compression time of a spring is arranged in the barrel, and the viscous liquid passes through the pressing plate.
2. The damped variable force spring hanger of claim 1, wherein a gap is provided between the viscous fluid and the upper cover plate.
3. The damped variable force spring hanger of claim 2, wherein the connection of the lower cover plate and the connecting rod is further provided with at least 1 packing to prevent leakage of viscous fluid.
4. The damped variable force spring hanger of claim 3, wherein said number of seal rings is 2.
5. The damping variable force spring hanger of claim 4, wherein the upper cover plate is provided with a connecting hole, the viscous liquid is injected into the cylinder body from the connecting hole, and a connecting pull rod is installed.
6. The damped variable force spring hanger of any one of claims 1-5, wherein the viscous fluid is silicone oil or glycerin.
7. The damping variable force spring hanger of claim 6, wherein a displacement indicating sleeve is further installed on a portion of the connecting rod extending out of the lower cover plate, the displacement indicating sleeve is sleeved on the outer side of the cylinder, a scale is further arranged on the cylinder, and the scale is used in cooperation with the displacement indicating sleeve to display the compression value of the elastic member.
8. The damping variable force spring hanger of claim 7, wherein the bottom of the displacement indicating sleeve is mounted on the connecting rod through a lock nut, and a positioning pin is mounted on the body of the displacement indicating sleeve and passes through the cylinder to be connected with the lower cover plate.
9. The damped variable force spring hanger of claim 8, wherein a middle connecting piece is connected to the lower end of the connecting rod, and a pipe clamp is mounted below the middle connecting piece and clamps a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276003.2U CN210510722U (en) | 2019-08-08 | 2019-08-08 | Damping variable force spring hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276003.2U CN210510722U (en) | 2019-08-08 | 2019-08-08 | Damping variable force spring hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510722U true CN210510722U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921276003.2U Active CN210510722U (en) | 2019-08-08 | 2019-08-08 | Damping variable force spring hanger |
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| Country | Link |
|---|---|
| CN (1) | CN210510722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227485A1 (en) * | 2020-05-14 | 2021-11-18 | 太仓凯盟精密模具有限公司 | High-pressure pipe hanging frame for coal chemical industry |
-
2019
- 2019-08-08 CN CN201921276003.2U patent/CN210510722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021227485A1 (en) * | 2020-05-14 | 2021-11-18 | 太仓凯盟精密模具有限公司 | High-pressure pipe hanging frame for coal chemical industry |
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