Vibration damping bracket and electronic device
One example vibration damping bracket provided in some embodiments of this application includes a fastening bracket, a first bracket body, a second bracket body, a first vibration damping component, and a second vibration damping component. The first bracket body is elastically connected to the fastening bracket by using the first vibration damping component. The second bracket body is elastically connected to the first bracket body by using the second vibration damping component. The first vibration damping component includes a metal elastic part configured to absorb vibration, and the second vibration damping component includes a rubber elastic part configured to absorb vibration.
1. A vibration damping bracket, comprising a fastening bracket, a first bracket body, a second bracket body, a first vibration damping component, and a second vibration damping component, wherein:
the first bracket body is elastically connected to the fastening bracket by using the first vibration damping component;
the second bracket body is elastically connected to the first bracket body by using the second vibration damping component; and
the first vibration damping component comprises a metal elastic part configured to absorb vibration, and the second vibration damping component comprises a rubber elastic part configured to absorb vibration, wherein the metal elastic part comprises a first vibration stopping part disposed in a sliding gap between the first bracket body and the fastening bracket.
2. The vibration damping bracket according to claim 1 , wherein the first bracket body is slidably mounted on the fastening bracket.
3. The vibration damping bracket according to claim 2 , wherein:
the first vibration stopping part is configured to absorb vibration perpendicular to a sliding direction.
4. The vibration damping bracket according to claim 3 , wherein:
the fastening bracket comprises a guiding groove, and the first bracket body comprises a guiding rail that slidably fits with the guiding groove; and
the first vibration stopping part comprises a spring plate, and the spring plate comprises at least one spring arm.
5. The vibration damping bracket according to claim 4 , wherein the first vibration stopping part is fixedly connected to the guiding rail, and the spring arm elastically abuts against at least a part of an inner wall of the guiding groove.
6. The vibration damping bracket according to claim 4 , wherein the first vibration stopping part is fixedly connected to the guiding groove, and the spring arm elastically abuts against at least a part of a surface of the guiding rail.
7. The vibration damping bracket according to claim 2 , wherein:
the first vibration damping component further comprises a limiting component; and
the limiting component is connected to the fastening bracket and the first bracket body, the limiting component is configured to limit a maximum sliding distance between the fastening bracket and the first bracket body.
8. The vibration damping bracket according to claim 2 , wherein:
the metal elastic part further comprises a second vibration stopping part; and
the second vibration stopping part is disposed between the fastening bracket and the first bracket body, the second vibration stopping part is configured to absorb vibration in a sliding direction.
9. The vibration damping bracket according to claim 1 , wherein:
the rubber elastic part comprises a first rubber body; and
the first rubber body is disposed between the first bracket body and the second bracket body, and the first bracket body is elastically connected to the second bracket body by using the first rubber body.
10. The vibration damping bracket according to claim 9 , wherein a first connecting portion is configured to be fixedly connected to the first bracket body, a second connecting portion is configured to be fixedly connected to the second bracket body, and the first connecting portion and the second connecting portion are disposed on the first rubber body.
11. The vibration damping bracket according to claim 10 , wherein a hollow portion is disposed between the first connecting portion and the second connecting portion.
12. The vibration damping bracket according to claim 1 , wherein:
the second vibration damping component further comprises a connecting part, and the rubber elastic part comprises a second rubber body;
the first bracket body is connected to the second bracket body by using the connecting part; and
the second rubber body is located between the second bracket body and the first bracket body and between the second bracket body and the connecting part.
13. The vibration damping bracket according to claim 1 , wherein:
the vibration damping bracket further comprises a third bracket body and a third vibration damping component; and
the third bracket body is elastically connected to the second bracket body by using the third vibration damping component.
14. The vibration damping bracket according to claim 1 , wherein the fastening bracket comprises a guiding groove, and the first bracket body comprises a guiding rail that slidably fits with the guiding groove.
15. An electronic device, comprising an electrical component and a vibration damping bracket, wherein the vibration damping bracket comprises a fastening bracket, a first bracket body, a second bracket body, a first vibration damping component, and a second vibration damping component, and wherein:
the first bracket body is elastically connected to the fastening bracket by using the first vibration damping component;
the second bracket body is elastically connected to the first bracket body by using the second vibration damping component; and
the first vibration damping component comprises a metal elastic part configured to absorb vibration, and the second vibration damping component comprises a rubber elastic part configured to absorb vibration, wherein the metal elastic part comprises a first vibration stopping part, and the first vibration stopping part is disposed in a sliding gap between the first bracket body and the fastening bracket.
16. The electronic device according to claim 15 , wherein
the first vibration stopping part is configured to absorb vibration perpendicular to a sliding direction.
17. The electronic device according to claim 15 , wherein:
the first vibration damping component further comprises a limiting component; and
the limiting component is connected to the fastening bracket and the first bracket body, the limiting component is configured to limit a maximum sliding distance between the fastening bracket and the first bracket body.
18. The electronic device according to claim 15 , wherein:
the metal elastic part further comprises a second vibration stopping part; and
the second vibration stopping part is disposed between the fastening bracket and the first bracket body, the second vibration stopping part is configured to absorb vibration in a sliding direction.
19. The electronic device according to claim 15 , wherein:
the rubber elastic part comprises a first rubber body; and
the first rubber body is disposed between the first bracket body and the second bracket body, and the first bracket body is elastically connected to the second bracket body by using the first rubber body.
20. The electronic device according to claim 15 , wherein:
the second vibration damping component further comprises a connecting part, and the rubber elastic part comprises a second rubber body;
the first bracket body is connected to the second bracket body by using the connecting part; and
the second rubber body is located between the second bracket body and the first bracket body and between the second bracket body and the connecting part.