CN216336043U - Car roof damping structure - Google Patents
Car roof damping structure Download PDFInfo
- Publication number
- CN216336043U CN216336043U CN202122806031.4U CN202122806031U CN216336043U CN 216336043 U CN216336043 U CN 216336043U CN 202122806031 U CN202122806031 U CN 202122806031U CN 216336043 U CN216336043 U CN 216336043U
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- spring
- damping spring
- shock absorption
- car roof
- shock
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Abstract
The utility model discloses a car roof shock absorption structure which is arranged in a groove of an upper beam and used for connecting a car roof wheel assembly with the upper beam, and comprises a spring base, a shock absorption spring and a screw rod, wherein the spring base comprises a first spring base and a second spring base, the shock absorption spring comprises a first shock absorption spring and a second shock absorption spring, the diameter of the first shock absorption spring is larger than that of the second shock absorption spring, the second shock absorption spring is arranged on the inner side of the first shock absorption spring, the first spring base and the second spring base are correspondingly arranged at the upper end and the lower end of the first shock absorption spring and the second shock absorption spring, and the screw rod sequentially penetrates through the base of the car roof wheel assembly, the upper beam, the center of the first spring base and the center of the second shock absorption spring and the second spring base from top to bottom and is locked and fixed by nuts. The utility model adopts two groups of springs with different types to filter different high and low frequency vibration and noise generated in operation, improves the operation effect, and has long service life and simple replacement.
Description
Technical Field
The utility model relates to the field of elevators, in particular to a car roof damping structure.
Background
The mode that adopts yielding rubber or a set of single model spring usually reduces vibrations and noise in the operation between sedan-chair top wheel subassembly and the upper beam among the prior art, but the whole effect of use of yielding rubber or a set of single model spring is not good enough, and life is short, and the later stage is changed comparatively inconveniently.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing the car roof damping structure, which adopts two groups of springs with different types to filter different high and low frequency vibration and noise generated in operation, improves the operation effect, and has long service life and simple replacement.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a sedan-chair top shock-absorbing structure sets up the connection that is used for sedan-chair top wheel subassembly and upper beam in the recess of upper beam, including spring holder, damping spring and screw rod, spring holder includes first spring holder and second spring holder, damping spring includes first damping spring and second damping spring, first damping spring's diameter size is greater than second damping spring's diameter size, second damping spring sets up in first damping spring is inboard, first spring holder and second spring holder correspond and set up in first damping spring and second damping spring's upper and lower end, the screw rod from top to bottom passes base, upper beam, first spring holder, second damping spring's center and second spring holder of sedan-chair top wheel subassembly in proper order and is locked fixedly by the nut.
In a preferred embodiment of the present invention, the first spring seat is provided with an annular first limit retainer ring.
In a preferred embodiment of the present invention, the first limit retainer is correspondingly disposed between the first damping spring and the second damping spring.
In a preferred embodiment of the present invention, an annular second limit stop ring is disposed on the second spring seat.
In a preferred embodiment of the present invention, the second limit retainer is correspondingly disposed between the first damping spring and the second damping spring.
In a preferred embodiment of the utility model, at least two nuts are arranged and are tightly locked.
In a preferred embodiment of the present invention, the damping springs and the screws are arranged in a plurality of groups at equal intervals.
The utility model has the beneficial effects that: the car roof damping structure provided by the utility model has the advantages that two groups of springs with different types and sizes are adopted to filter different high-frequency and low-frequency vibration and noise generated in the operation process, the operation effect is improved, the service life is long, and the replacement is simple.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is an installed elevation view of a preferred embodiment of a ceiling cushioning structure of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic structural view of a preferred embodiment of a shock absorbing structure for a car roof according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 in conjunction with fig. 2-3, an embodiment of the present invention includes:
the utility model provides a sedan-chair top shock-absorbing structure, sets up and is used for sedan-chair top wheel subassembly 2 and the connection of entablature 1 in the recess of entablature 1, includes spring mount, damping spring and screw rod 3.
Wherein the spring mounts comprise a first spring mount 4 and a second spring mount 5 for upper and lower positioning support.
The damping spring comprises a first damping spring 6 and a second damping spring 7, the diameter of the first damping spring 6 is larger than that of the second damping spring 7, the second damping spring 7 is arranged on the inner side of the first damping spring 6, and two sets of different types of large and small springs are adopted to filter different high-low frequency vibrations and noises generated in the operation process.
The screw rod 3 sequentially penetrates through the centers of the base 10, the upper beam 1, the first spring base 4 and the second damping spring 7 of the car top wheel assembly 2 and the second spring base 5 from top to bottom and is locked and fixed by the nut 11, so that the car top wheel assembly 2, the upper beam 1 and the car top damping structure form an integrated structure.
The nuts 11 are at least provided with two nuts and are attached and locked, so that the fixing stability of the car top wheel assembly 2, the upper beam 1 and the car top damping structure is guaranteed.
The damping springs and the screws are distributed at equal intervals and are provided with a plurality of groups for realizing effective damping between the car roof wheel assembly and the upper beam.
In summary, the car roof damping structure provided by the utility model adopts two groups of springs with different types and sizes to filter different high and low frequency vibration and noise generated in operation, so that the operation effect is improved, the service life is long, and the replacement is simple.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a sedan-chair top shock-absorbing structure sets up and is used for connecting of sedan-chair top wheel subassembly and upper beam in the recess of upper beam, its characterized in that, includes spring holder, damping spring and screw rod, spring holder includes first spring holder and second spring holder, damping spring includes first damping spring and second damping spring, first damping spring's diameter size is greater than second damping spring's diameter size, second damping spring sets up in first damping spring is inboard, first spring holder and second spring holder correspond and set up in first damping spring and second damping spring's upper and lower end, the screw rod from top to bottom passes sedan-chair top wheel subassembly's base, upper beam, first spring holder, second damping spring's center and second spring holder in proper order and is fixed by nut locking.
2. The car roof shock-absorbing structure according to claim 1, wherein the first spring mount is provided with a first annular limit retainer ring.
3. The car roof shock-absorbing structure of claim 2, wherein the first limit retainer ring is correspondingly arranged between the first damping spring and the second damping spring.
4. The car roof shock-absorbing structure according to claim 1, wherein an annular second limit retainer ring is provided on said second spring mount.
5. The car roof shock-absorbing structure of claim 4, wherein the second limit retainer ring is correspondingly arranged between the first damping spring and the second damping spring.
6. The car roof shock absorbing structure of claim 1, wherein at least two nuts are provided and fit tightly.
7. The car roof shock-absorbing structure according to claim 1, wherein the shock-absorbing springs and the screws are arranged in groups at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122806031.4U CN216336043U (en) | 2021-11-17 | 2021-11-17 | Car roof damping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122806031.4U CN216336043U (en) | 2021-11-17 | 2021-11-17 | Car roof damping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216336043U true CN216336043U (en) | 2022-04-19 |
Family
ID=81150887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122806031.4U Active CN216336043U (en) | 2021-11-17 | 2021-11-17 | Car roof damping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216336043U (en) |
-
2021
- 2021-11-17 CN CN202122806031.4U patent/CN216336043U/en active Active
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