CN103363462B - Lamp and vibration damping seat thereof - Google Patents

Abstract

The invention provides a lamp vibration damping seat which comprises a seat body used for being fixed on a fixed object, at least one elastic element arranged on the seat body, a fixing plate arranged on one side of the at least one elastic element, which is far away from the seat body and used for mounting an object to be damped, and a pressing plate fixed on the seat body and used for pressing the fixing plate against the at least one elastic element, wherein the fixing plate is limited between the pressing plate and the seat body and extrudes the at least one elastic element to move between the pressing plate and the seat body under the action of external force. The invention also provides a lamp, which comprises a lamp body and a bracket hinged on the lamp body, wherein the bracket is arranged on the lamp vibration damping seat. The lamp improves the vibration resistance of the lamp through the vibration damping seat.

Description

Lamps and their shock absorbers

technical field

The invention belongs to the field of vibration reduction, and in particular relates to a vibration-damping seat of a lamp used in a vibration environment and a lamp using the vibration-damping seat of the lamp.

Background technique

There are a large number of vibration damping seats on automobiles, high-speed trains, precision optical platforms and other equipment to ensure that machinery and equipment can work normally under vibration excitation. In the field of professional lighting lamps, lamps are also subject to continuous and strong three-way vibration excitation, but there is no matching lamp vibration damping seat, lamps are easily damaged when subjected to strong vibration, which increases maintenance costs and shortens the service life of lamps. Bring trouble and economic loss, the reliability of lamps and lanterns is low, can't satisfy customer's use demand.

Contents of the invention

The purpose of the embodiments of the present invention is to provide a light fixture vibration damping seat, aiming to solve the problem of poor anti-vibration performance of light fixtures in a vibration environment in the prior art.

The embodiment of the present invention is achieved in this way, a lamp vibration damping seat, the vibration damping seat includes a seat body for fixing on a fixture, at least one elastic member placed on the seat body, placed on the A side of the at least one elastic member away from the base body and used for a fixed plate on which a shock absorber is installed is fixed on the base body and the fixed plate is pressed against the at least one elastic member. The fixing plate is limited between the pressing plate and the seat body and presses the at least one elastic member to move between the pressing plate and the seat body when subjected to an external force.

Another object of the embodiments of the present invention is to provide a lamp using the above-mentioned vibration-damping base for the lamp, which aims to solve the problem of poor anti-vibration performance of the lamp in a vibration environment existing in the prior art.

The embodiment of the present invention is realized in the following way: a lamp, which includes a lamp body and a bracket hinged on the lamp body, and the bracket is installed on the above-mentioned lamp vibration damping seat.

The lamp body is fixed to the fixing plate through a bracket. Since the fixing plate is only located between the pressing plate and the seat body, it is not fixed, but the fixing plate is pressed against the elastic member by the pressing plate. (the external force here includes the gravity of the lamp body), the fixed plate squeezes the elastic member, so that the lamp body and the bracket of the lamp can move up/down and swing left and right/back and forth, so most of the energy during vibration Absorbed by the vibration damping seat, only a small part can be transmitted to the lamp body (especially the light source), thereby improving the overall anti-vibration performance of the lamp, increasing the service life of the lamp, reducing the user's use cost and maintenance cost, and bringing the greatest value to the user. Economic benefits, improve product reliability and product market competitiveness.

Description of drawings

Fig. 1 is a perspective view of a lamp provided by an embodiment of the present invention.

Fig. 2 is a three-dimensional exploded view of the vibration-damping seat of the lamp in Fig. 1 .

Fig. 3 is a cross-sectional view along the line A-A of the vibration-damping seat of the lamp in Fig. 1 .

Fig. 4 is a perspective view of the elastic member of the vibration-damping seat of the lamp in Fig. 1 .

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Referring to FIGS. 1 to 4 , a lamp 100 provided by an embodiment of the present invention includes a lamp body 10 and a bracket 20 hinged on the lamp body 10 , and the bracket 20 is installed on a vibration-damping base 30 . In a vibrating environment, most of the vibration energy is absorbed by the damping seat 30, and only a small part can be transmitted to the lamp body 10 (especially the light source), thereby improving the overall anti-vibration performance of the lamp 100 and improving the use of the lamp 100. Life expectancy, reduce the user's use cost and maintenance cost, bring the greatest economic benefit to the user, improve the reliability of the product and the market competitiveness of the product.

The bracket 20 includes a mounting plate 21 and an arm 22 extending from opposite sides of the mounting plate 21 toward the lamp body 10 and hinged on the lamp body 10 .

The shock-absorbing seat 30 includes a seat body 40 for fixing on a fixture, at least one elastic member 50 placed on the seat body 40, and a seat far away from the seat body placed on the at least one elastic member 50. One side of the 40 is used for a fixed plate 60 to be installed on the shock absorber and a pressure plate 70 fixed on the base 40 and the fixed plate 60 against the at least one elastic member 50 . The fixing plate 60 is limited between the pressing plate 70 and the base body 40 and presses the at least one elastic member 50 to move between the pressing plate 70 and the base body 40 when an external force is applied. The fixture is an object for installation of the lamp 100 , for example, on a wall, a ship hull, an optical instrument and other equipment, instrument or platform. In this embodiment, the object to be damped is the lamp body 10 .

The lamp body 10 is fixed to the fixing plate 60 through the bracket 20. Since the fixing plate 60 is only located between the pressing plate 70 and the seat body 40, it is not fixed, but the fixing plate 60 is pressed by the pressing plate 70. On the elastic member 50, when subjected to an external force (here, the external force includes the gravity of the lamp body 10), the fixing plate 60 presses the elastic member 50, so that the lamp body 10 and the bracket 20 of the lamp 100 can be put on as a whole. / move down and swing left and right / back and forth, so most of the energy is absorbed by the vibration damping seat 30 during vibration, and only a small part can be transmitted to the lamp body 10 (especially the light source), thereby improving the overall anti-vibration performance of the lamp 100 and improving The service life of the lamp 100.

A plurality of protrusions 41 protrude from the periphery of the elastic member 50 on the base body 40 to limit the horizontal movement of the elastic member 50 . The base body 40 includes a flat plate 42 and two baffles 43 extending from opposite sides of the flat plate 42 in the same direction. The baffles 43 are located in the middle of the corresponding sides of the plate 42 . The two baffles 43 are parallel to each other. The protrusion 41 is disposed on the flat plate 42 . In this embodiment, the number of the protrusions 41 is four. It can be understood that the number of the protrusions 41 can be other numbers, as long as the effect of restricting the movement of the elastic member 50 in the horizontal direction is achieved.

The elastic member 50 is made of rubber material. The elastic member 50 is integrally formed. The elastic member 50 has a cuboid structure. The four protrusions 41 are disposed on four sides of the elastic member 50 . The elastic member 50 is located between the two baffles 43 of the seat body 40 . The length direction of the elastic member 50 is perpendicular to the baffle 43 .

In this embodiment, the number of the elastic members 50 is two. The two elastic members 50 are identical. The two elastic members 50 are stacked between the fixing plate 60 and the base 40 . The two elastic members 50 are stacked in a direction perpendicular to the flat plate 42 of the base body 40 . The protrusion 41 is disposed around the lowermost elastic member 50 of the two elastic members 50 . The lengthwise directions of the two elastic members 50 are both perpendicular to the baffle 43 . The two elastic pieces 50 are respectively provided with a plurality of protrusions 51 on stacking surfaces of the two elastic pieces 50 . The protrusions 51 of the two elastic members 50 are in one-to-one contact. The two elastic pieces 50 are provided with piercing rods 52 penetrating into each other on the stacking surfaces of the two elastic pieces 50 to prevent the two elastic pieces 50 from being staggered. The stacking surface is a contact surface between the two elastic members 50 . The two elastic members 50 are stacked upside down. One of the elastic members 50 is provided with an accommodating hole 53 corresponding to the insertion rod 52 of the other elastic member 50, so that the insertion rod 52 of one of the elastic members 50 is inserted into the accommodating hole 53 of the other elastic member 50 .

The lamp 100 further includes a fixing member 80 passing through the mounting plate 21 and locked into the fixing plate 60 to fix the mounting plate 21 on the fixing plate 60 . The elastic member 50 defines a recess 54 for avoiding the fixing member 80 . In this embodiment, the two elastic pieces 50 are the same, and both of them are provided with recesses 54, so as to prevent mistakes of reverse assembly when assembling the elastic pieces 50, and play a fool-proof role. The fixing member 80 is any component capable of locking the mounting plate 21 into the fixing plate 60 , for example, a combination of a screw and a nut, or a screw. The recess 54 of the elastic member 50 is for avoiding the protruding portion of the fixing member 80 after entering the fixing plate 60 .

The pressure plate 70 includes a plate body 71, two connecting plates 72 extending from opposite sides of the plate body 71 toward the seat body 40, and two convex plates extending backward from the free ends of the two connecting plates 72. 73. The convex plate 73 is fixed on the base body 40 . The length direction of the pressing plate 70 is perpendicular to the baffle 43 of the base 40 . The protruding plate 73 is fixed on the flat plate 42 of the base body 40 through several locking pieces 90 . Edges of the plate body 71 and the connecting plate 72 surround the periphery of the baffle plate 43 . An accommodating space 74 is formed between the pressing plate 70 and the base 40 . Most of the elastic member 50 is placed in the accommodating space 74 . The plate body 71 of the pressing plate 70 defines an opening 75 through which the top of the fixing plate 60 passes. In this embodiment, the opening 75 is opened in the middle of the plate body 71 .

The fixed plate 60 includes an extruded plate 61, two bent plates 62 extending from opposite sides of the extruded plate 61 toward the seat body 40, and the free ends of the two bent plates 62 facing away from each other. Extended two convex edges 63 . The protruding edge 63 of the fixing plate 60 is located under the plate body 71 and abuts against the inner side of the plate body 71 when the external force is removed. The mounting plate 21 of the bracket 20 is fixed on the extruding plate 61 through the fixing member 80 . The recess 54 of the elastic member 50 corresponds to the pressing plate 61 .

The longitudinal direction of the fixing plate 60 is parallel to the longitudinal direction of the pressing plate 70 . The length of the pressing plate 61 is slightly shorter than the length of the opening 75 of the pressing plate 70 so that the fixing plate 60 can swing in the length direction of the fixing plate 60 under the action of external force. The width of the pressing plate 61 is slightly smaller than the width of the opening 75 of the pressing plate 70 so that the fixing plate 60 can swing in the width direction of the fixing plate 60 under the action of external force.

When assembling, the two elastic pieces 50 are first assembled together, and then the installed elastic piece 50 is placed on the flat plate 42 of the seat body 40, the elastic piece 50 is blocked by the protrusion 41, and then fixed The plate 60 is placed on the elastic member 50 , and finally the pressing plate 70 is set on the fixing plate 60 , and the pressing plate 70 is fixed on the flat plate 42 of the seat body 40 through the locking member 90 . When the locking member 90 is locked, the elastic member 50 is compressed on the pressing plate 61 of the fixing plate 60 and the flat plate 42 of the seat body 40 .

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (8)

1. A light damping seat, characterized in that: the shock absorbing seat includes a seat for fixing on a fixture, at least one elastic member placed on the seat, placed on the at least one One side of the elastic member away from the seat body and used for a fixed plate to be installed on the shock absorber and a fixed plate fixed on the seat body and the fixed plate against the at least one elastic member Pressing plate, the fixed plate is limited between the pressing plate and the seat body and presses the at least one elastic member to move between the pressing plate and the seat body when subjected to an external force, and the number of the elastic members is Two, the two elastic parts are stacked between the fixed plate and the seat body, and the two elastic parts are respectively provided with a plurality of protrusions on the stacking surface of the two elastic parts, and the protrusions of the two elastic parts are one One-to-one contact. 2. The vibration damping seat for lamps according to claim 1, wherein the pressure plate comprises a plate body, two connecting plates extending from opposite sides of the plate body toward the seat body, and two connecting plates connected by the two The free end side of the plate faces away from the two protruding plates extending, and the protruding plates are fixed on the seat body. 3. The vibration damping seat for lamps according to claim 2, wherein the fixing plate includes an extruded plate, two bent plates extending from opposite sides of the extruded plate toward the base body, and The free ends of the two bent plates are facing away from the two protruding edges, the plate body of the pressing plate is provided with an opening for the top of the fixing plate to pass through, and the protruding edge of the fixing plate is located on the plate body and stop against the inner side of the board when the external force is removed. 4. The vibration damping seat for lamps according to any one of claims 1 to 3, characterized in that: the seat body protrudes from the periphery of the at least one elastic member to limit the movement of the at least one elastic member in the horizontal direction. Several bumps. 5 . The vibration damping seat for lamps according to claim 1 , wherein the two elastic members are respectively provided on the stacking surfaces of the two elastic members with piercing rods penetrating into each other to prevent the two elastic members from staggering each other. 6 . 6. The vibration damping seat for lamps according to any one of claims 1 to 3, wherein the at least one elastic member is made of rubber material. 7. A lamp, comprising a lamp body and a bracket hinged on the lamp body, characterized in that the bracket is mounted on the vibration-damping seat of the lamp according to any one of claims 1-6. 8. The lamp according to claim 7, wherein the bracket comprises a mounting plate and an arm extending from opposite sides of the mounting plate toward the lamp body and hinged on the lamp body, so that The lamp further includes a fixing member passing through the mounting plate and locked into the fixing plate to fix the mounting plate on the fixing plate, and the at least one elastic member is provided with a recess for avoiding the fixing member hole.