CN211450770U - Lamp linkage adjusting mechanism - Google Patents
Lamp linkage adjusting mechanism Download PDFInfo
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- CN211450770U CN211450770U CN202020311146.9U CN202020311146U CN211450770U CN 211450770 U CN211450770 U CN 211450770U CN 202020311146 U CN202020311146 U CN 202020311146U CN 211450770 U CN211450770 U CN 211450770U
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Abstract
The utility model relates to a lamps and lanterns linkage adjustment mechanism, include: a first mounting bracket for mounting a first light fixture unit structure; a second mounting bracket for mounting a second light fixture unit structure; one end of the linkage structure is hinged with the first mounting frame, and the other end of the linkage structure is hinged with the second mounting frame; the linkage structure can adjust the length of the linkage structure. The utility model discloses only can eliminate the light type deviation through the length of adjustment linkage structure, need not to set up independent structure of adjusting luminance, simplified vehicle lamps and lanterns control structure.
Description
Technical Field
The utility model relates to a vehicle lamps and lanterns technical field especially relates to a lamps and lanterns linkage adjustment mechanism.
Background
The application of the LED lamp in the vehicle lamp is wide, and the vehicle lamp generally comprises a low beam lamp unit structure, an auxiliary low beam lamp unit structure, a high beam lamp unit structure and an auxiliary high beam lamp unit structure due to diversification of demand functions. In the existing vehicle lamp, a linkage mechanism is often introduced to realize linkage adjustment of different types of lamp unit structures in the vehicle lamp. Meanwhile, in order to ensure safety in the driving process, the light type of the vehicle lamp is generally designed into a specific shape based on traffic rules, so that the condition of the road close to the driving side can be rapidly distinguished, and the oncoming vehicle cannot be influenced. Therefore, after the lamp unit structure is assembled through the mounting frame, the light type matched with the linkage lamp unit structure needs to be adjusted, and the light type deviation is prevented. However, the current configuration for adjusting the light pattern needs to be separately provided on the lamp unit architecture, resulting in a tedious vehicle lamp control structure.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the problem that the structure for adjusting the light type needs to be separately arranged on the lamp unit framework, and the vehicle lamp control structure is complicated, a lamp linkage adjusting mechanism capable of simplifying the vehicle lamp control structure is needed.
A lamp ganging adjustment mechanism, comprising:
a first mounting bracket for mounting a first light fixture unit structure;
a second mounting bracket for mounting a second light fixture unit structure;
one end of the linkage structure is hinged with the first mounting frame, and the other end of the linkage structure is hinged with the second mounting frame; the linkage structure can adjust the length of the linkage structure.
Further, the linkage structure includes:
a linkage rod;
a locking assembly for limiting movement of the linkage rod;
the first ball head screw is connected with a first ball head nut ball head arranged on the first mounting frame and is in threaded connection with one end, close to the first mounting frame, of the linkage rod.
Further, the locking assembly includes:
the locking structure is arranged on the linkage rod;
the locking structure is arranged on the first mounting frame; the locking structure is matched with the locking structure to limit the linkage rod to rotate along the axis of the linkage rod.
Preferably, the locking structures and the locking structures are distributed along the circumferential direction of the linkage rod, and at least one locking structure is arranged on each of two sides of each locking structure.
Furthermore, a hexagonal platform is arranged between the threaded part and the polished rod part of the first ball head screw.
Furthermore, a ball head platform is formed at the joint of the head part and the light rod part of the first ball head screw.
Further, the linkage structure further comprises:
and the second ball head screw is connected with a second ball head nut ball head arranged on the second mounting frame and is in threaded connection with one end, close to the second mounting frame, of the linkage rod.
Further, the lamp linkage adjusting mechanism further comprises:
and the limiting structure is arranged between the first mounting frame and the linkage structure and is used for limiting the adjustment stroke of the first ball head screw.
Preferably, the limit structure includes:
the limiting block is arranged on the first mounting frame, and a limiting space is formed between the limiting block and the first mounting frame;
the stop block is arranged on the linkage structure and can move in the limit space.
Further, the linkage rod comprises a first linkage part and a second linkage part, and the first linkage part is in threaded connection with the second linkage part.
The lamp linkage adjusting mechanism is provided with the first mounting frame, the second mounting frame and the linkage structure, linkage of the first lamp unit structure and the second lamp unit structure is achieved through the linkage structure, the positions and the inclination angles of the first mounting frame and the second mounting frame at two ends of the linkage structure are adjusted through adjusting the length of the linkage structure, the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure are also adjusted, an independent dimming structure is not required to be arranged, and a vehicle lamp control structure is simplified. Meanwhile, the length of the linkage structure is adjusted continuously, so that the adjusting precision of the positions of the first mounting frame and the second mounting frame and the adjusting precision of the inclination angle are improved.
Various specific structures of the present application, as well as the functions and effects thereof, will be described in further detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of a lamp linkage adjustment mechanism according to an embodiment of the present application;
FIG. 2 is a partial perspective view of a lamp linkage adjustment mechanism according to one embodiment of the present application;
FIG. 3 is a front view of a lamp linkage adjustment mechanism according to an embodiment of the present application;
FIG. 4 is a partial front view of the area A in FIG. 3 of a lamp linkage adjustment mechanism according to one embodiment of the present application;
FIG. 5 is a cross-sectional view of the linkage structure of one embodiment of the present application taken along section B-B of FIG. 4;
FIG. 6 is a cross-sectional view of the locking assembly of one embodiment of the present application taken along section C-C of FIG. 2;
FIG. 7 is a perspective view of a lamp adjustment linkage according to another embodiment of the present application;
fig. 8 is a partial perspective view of a lamp linkage adjustment mechanism of another embodiment of the present application, taken along area D of fig. 7.
In the reference symbols: 100-a first mount; 200-a second mount; 300-linkage structure; 400-a linkage bar; 500-a locking assembly; 510-a locking structure; 520-a locking structure; 610-a first ball screw; 620-a first ball nut; 630-a second ball screw; 640-a second ball nut; 650-hexagonal platform; 660-ball head platform; 700-a limit structure; 710-a stopper; 720-a stop block; 730-spacing space.
Detailed Description
The technical solutions in the embodiments of the present application will be further clearly and completely described below with reference to the accompanying drawings, but it should be noted that the following embodiments are only some preferred embodiments in the present application, and do not refer to all embodiments covered by the technical solutions of the present application.
It should be noted that when an element is referred to as being "fixed" to another element in the description of the present application, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, in one embodiment, a lamp linkage adjusting mechanism includes a first mounting bracket 100, a second mounting bracket 200, and a linkage structure 300. The first mounting bracket 100 is used for mounting a first lamp unit structure (not shown), and the second mounting bracket 200 is used for mounting a second lamp unit structure (not shown). The first mounting frame 100 and the second mounting frame 200 are disposed at two ends of the linkage structure 300, and the first mounting frame 100 and the second mounting frame 200 are respectively hinged to two ends of the linkage structure 300. After the first lamp unit structure is driven by the driving assembly (not shown) to move, the linkage structure 300 is driven by the first mounting frame 100 to move, and then the linkage structure 300 drives the second lamp unit structure to move by the second mounting frame 200, so that the linkage of the first lamp unit structure and the second lamp unit structure is finally realized. The relative positions of the two ends of the linkage structure 300 can be adjusted, so that the length of the linkage structure 300 can be adjusted.
In one embodiment, the length of the linkage structure 300 is adjusted according to the light type detection results of the first lamp unit structure and the second lamp unit structure, so as to adjust the relative positions of the two ends of the linkage structure 30, and further drive the first lamp unit structure and the second lamp unit structure to move, so that the light type matched with the first lamp unit structure and the second lamp unit structure is a preset light type. The movement of the first lamp unit structure and the second lamp unit structure adjusts the inclination angles or positions of the first lamp unit structure and the second lamp unit structure. It can be understood that the light type refers to the angle and shape of the light of the vehicle lamp, and can be characterized as the illumination position of the light of the vehicle lamp projected on a certain vertical plane. For example, the first lamp unit structure and the second lamp unit structure are matched and then projected to an illumination position on a certain vertical plane. When the vehicle is driven to the right, in order to avoid the influence of the irradiation of the vehicle lamp on the sight line and the safety of the opposite vehicle, the light type is characterized in that the left light and shade cut-off line is low, and the right light and shade cut-off line is high, so that the opposite vehicle is not influenced, and pedestrians and vehicles on the right road can be clearly seen. Conversely, when the vehicle is traveling to the left, the light pattern is characterized by a lower right cutoff and a higher left cutoff. The light pattern is typically adjusted by adjusting the tilt angle of the lamp unit structure. According to the lamp linkage adjusting mechanism, the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure are adjusted, so that the light type matching adjustment of the first lamp unit structure and the second lamp unit structure is realized, and the light type deviation is eliminated. Meanwhile, the relative positions of the two ends of the linkage structure are continuously adjusted, so that the continuous adjustment of the light type matched between the first lamp unit structure and the second lamp unit structure can be realized, and the precision of light type adjustment is improved.
In one embodiment, the length of the linkage structure 300 may also be adjusted according to the distance between the two ends of the linkage structure 300.
In one embodiment, the driving assembly can adjust the inclination angle of the first lamp unit structure, and then the linkage of the linkage structure 300 and the adjustment of the length of the linkage structure 300 are combined to adjust the inclination angle of the second lamp unit structure, so that the light type matching adjustment of the first lamp unit structure and the second lamp unit structure is realized, that is, the light type adjustment of the vehicle lamp is realized.
In another embodiment, the linkage of the linkage structure 300 and the adjustment of the length of the linkage structure 300 can realize the adjustment of the included angle between the first lamp unit structure and the second lamp unit structure, the driving component can realize the adjustment of the inclination angle of the first lamp unit structure, the adjustment of the inclination angle of the second lamp unit structure is realized by combining the included angle between the first lamp unit structure and the second lamp unit structure, and further the adjustment of the light type matching between the first lamp unit structure and the second lamp unit structure is realized, that is, the adjustment of the light type of the vehicle lamp is also realized.
To enable adjustment of the length of linkage structure 300, in one embodiment, linkage structure 300 is a telescoping member. The linkage structure 300 adjusts the length by stretching and retracting to drive the first mounting rack 100 and the second mounting rack 200 at the two ends to move relatively, and adjusts the positions and the inclination angles of the first lamp unit structure on the first mounting rack 100 and the second lamp unit structure on the second mounting rack 200.
In one embodiment, the matching light type of the first lamp unit structure and the second lamp unit structure is adjusted to be the preset light type by adjusting the positions and the inclination angles of the first lamp unit structure on the first mounting frame 100 and the second lamp unit structure on the second mounting frame 200.
In another embodiment, the linkage structure 300 is a threaded connection member, and the length of the linkage structure 300 is adjusted by adjusting the position of the threaded connection, so as to drive the first mounting frame 100 and the second mounting frame 200 to move relatively, thereby adjusting the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure.
In one embodiment, the linkage 300 is a straight rod.
In one embodiment, the linkage 300 is a bent rod.
In one embodiment, the linkage structure 300 is a hollow structure, so that the weight of the linkage structure is reduced while the strength is ensured.
In one embodiment, the first lamp unit structure is fixedly connected to the first mounting bracket 100, and the second lamp unit structure is fixedly connected to the second mounting bracket 200.
In one embodiment, the driving component may be a dimming motor, and the telescopic rod of the dimming motor extends or retracts to drive the first lamp unit structure to move.
In one embodiment, the first and second lamp unit structures move in the same direction.
In one embodiment, the first lamp unit structure and the second lamp unit structure move at the same speed.
In one embodiment, the first lamp unit structure may be any one of a low beam unit structure, a high beam unit structure, an auxiliary low beam unit structure, and an auxiliary high beam unit structure.
In one embodiment, the second lamp unit structure may be any one of a low beam unit structure, a high beam unit structure, an auxiliary low beam unit structure, and an auxiliary high beam unit structure.
Preferably, the first lamp unit structure is a low beam unit structure and the second lamp unit structure is an auxiliary low beam unit structure.
Preferably, the first lamp unit structure is a high beam unit structure, and the second lamp unit structure is an auxiliary high beam unit structure.
Preferably, the first lamp unit structure is a low beam unit structure and the second lamp unit structure is a high beam unit structure.
The lamp linkage adjusting mechanism is provided with the first mounting frame, the second mounting frame and the linkage structure, linkage of the first lamp unit structure and the second lamp unit structure is achieved through the linkage structure, the positions and the inclination angles of the first mounting frame and the second mounting frame at two ends of the linkage structure are adjusted through adjusting the length of the linkage structure, the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure are also adjusted, an independent dimming structure is not required to be arranged, and a vehicle lamp control structure is simplified. Meanwhile, the length of the linkage structure is adjusted continuously, so that the adjusting precision of the positions of the first mounting frame and the second mounting frame and the adjusting precision of the inclination angle are improved.
Further, since the two ends of the linkage structure 300 are respectively hinged to the first mounting frame 100 and the second mounting frame 200, the two ends of the linkage structure 300 can freely rotate, which may cause the linkage structure 300 to idle when adjusting the length, and thus the length of the linkage structure 300 cannot be adjusted. As can be seen from fig. 1 to 5, in order to prevent the linkage structure 300 from idling and causing the phenomenon that the length of the linkage structure 300 cannot be adjusted, in one embodiment, the linkage structure 300 includes a linkage rod 400, a locking assembly 500 and a first ball screw 610, wherein the first ball screw 610 is in threaded connection with one end of the linkage rod 400 close to the first mounting frame 100, a first ball nut 620 is clamped on the first mounting frame 100, and a socket surface of the first ball nut 620 is in sliding fit with a head of the first ball screw 610. The locking assembly 500 restricts the movement of the linkage rod 400 when adjusting the length of the linkage structure 300. For example, the locking assembly 500 can limit the movement of the linkage rod 400 along its axial direction, and the locking assembly 500 can also limit the rotation of the linkage rod 400 along its axial direction. The relative position between the ball head on the first ball head screw 610 and the ball head on the other end of the linkage rod 400 is adjusted by adjusting the length of the threaded connection between the first ball head screw 610 and the linkage rod 400, and then the position and the inclination angle of the first lamp unit structure and the second lamp unit structure are adjusted by the first mounting frame 100 and the second mounting frame 200.
In one embodiment, first ball nut 620 is secured to first mount 100.
Further, as shown in fig. 5, the first ball screw 610 includes a head portion (not labeled), a smooth shaft portion (not labeled), and a threaded portion (not labeled). The thread part on the first ball screw 610 is in threaded connection with the internal thread on one end of the linkage rod 400 close to the first lamp unit structure through an external thread. The exterior of first ball nut 620 is snapped onto first mounting frame 100, and the interior of first ball nut 620 is in sliding fit with the head of first ball screw 610.
In another embodiment, the linkage rod comprises a first linkage part and a second linkage part, wherein one end of the first linkage part is provided with an external thread, and one end of the second linkage part is provided with an internal thread matched with the external thread of the first linkage part. The length of the linkage rod is adjusted by adjusting the length of the threaded connection between the first linkage part and the second linkage part, so that the length of the linkage structure is adjusted.
Above-mentioned lamps and lanterns linkage adjustment mechanism, through setting up first bulb screw and first bulb nut, can adjust linkage structure's length in a flexible way, and then realize the adjustment to first lamps and lanterns unit structure and second lamps and lanterns unit structure position and inclination, in order to eliminate first lamps and lanterns unit structure and second lamps and lanterns unit structure light type deviation and reduce the installation deviation to the influence of vehicle lamps and lanterns result of use, simultaneously, can also improve the result of use of vehicle lamps and lanterns when life cycle is longer, the life of extension vehicle lamps and lanterns.
In one embodiment, as can be seen from fig. 2, 5 and 6, the locking assembly 500 includes a locking structure 510 and a locking structure 520. The locking structure 510 is disposed on the linkage rod 400, and the locking structure 520 is disposed on the first mounting bracket 100. When the length of the linkage structure 300 is adjusted, the locking structure 520 cooperates with the locking structure 510 to limit the linkage rod 400 from rotating along its axis.
In one embodiment, the locking structure 520 is movably connected to the first mounting frame 100, when the relative position of the two ends of the linkage structure 300 is adjusted, that is, when the length of the linkage structure 300 is adjusted, the locking structure 520 is located at a position where the locking structure 510 is limited, and when the linkage structure 300 drives the first mounting frame 100 to be linked with the second mounting frame 200, the locking structure 520 moves to a position where the locking structure 510 is not interfered, so as to ensure the normal movement of the linkage structure 300 during the linkage process, and avoid the interference of the locking structure 520 on the linkage of the first mounting frame 100 and the second mounting frame 200.
In one embodiment, the locking structure 520 is provided on the second mounting bracket 200.
In one embodiment, the locking structures 510 and the locking structures 520 are distributed along the circumferential direction of the linkage rod 400, and the number of the locking structures 510 is two, and the two locking structures are respectively located at two sides of the locking structures 520 and used for bidirectionally limiting the position of the locking structures 520 so as to limit the forward and reverse rotation of the linkage rod 400 along the axis thereof.
In one embodiment, as shown in FIG. 2, the number of locking structures 510 is multiple and is evenly arrayed around the linkage rod 400.
In one embodiment, the locking structure 510 is stabilized by a stiffener (not shown).
In another embodiment, the locking structures 520 are two in number and are located on both sides of the locking structure 510 for bi-directionally limiting the position of the locking structure 510, thereby limiting the forward and reverse rotation of the linkage rod 400 along its axis.
Preferably, in one embodiment, as shown in FIG. 6, the locking structure 510 is a paddle and the locking structure 520 is a catch plate.
In the lamp linkage adjusting mechanism, the locking assembly comprises the locking structure and the locking structure, and parts in the locking assembly are arranged on the original structure in the lamp linkage adjusting mechanism, so that a structure for supporting the locking assembly is not required to be additionally added, the structural design is simplified, the occupied space is reduced, and the production cost is reduced.
In order to further increase the adjustment range of the positions and the tilt angles of the first light unit structure and the second light unit structure, in one embodiment, as shown in fig. 2 and 5, the linkage structure 300 further includes a second ball screw 630. The second ball screw 630 is in threaded connection with one end of the linkage rod 400 close to the first mounting frame 100, the second ball nut 640 is clamped on the second mounting frame 200, and the socket surface of the second ball nut 640 is in sliding fit with the head of the second ball screw 630. The relative position between the ball head on the first ball head screw 630 and the ball head on the other end of the linkage rod 400, that is, the length of the linkage structure 300, is adjusted by adjusting the length of the threaded connection between the second ball head screw 630 and the linkage rod 400, so that the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure are adjusted by the first mounting frame 100 and the second mounting frame 200.
In one embodiment, first ball nut 620 is secured to first mount 100.
Further, as shown in fig. 2 and 5, the second ball screw 630 includes a head portion (not labeled), a smooth rod portion (not labeled), and a threaded portion (not labeled). The thread part on the second ball screw 630 is in threaded connection with the internal thread on one end of the linkage rod 400 close to the first lamp unit structure through external threads. The exterior of the second ball nut 640 is snapped onto the second mounting bracket 200, and the interior of the second ball nut 640 is in sliding fit with the ball of the second ball screw 630.
According to the lamp linkage adjusting mechanism, the length adjusting range of the linkage structure is enlarged by arranging the second ball screw and the second ball nut, so that the adjusting range of the positions and the inclination angles of the first lamp unit structure and the second lamp unit structure is enlarged, the capability of eliminating light type deviation of the first ball screw is improved, and the service life of a vehicle lamp is further prolonged.
To facilitate manipulation of the first ball screw 610, in one embodiment, as shown in fig. 2 and 5, a hexagonal platform 650 is disposed between the threaded portion and the shaft portion of the first ball screw 610. Wherein the hex platform 650 is used to effect rotation of the first ball screw 610 with a tool. Specifically, the first ball screw 610 is rotated by the wrench matching with the hexagonal platform 650, and the length of the threaded connection between the first ball screw 610 and the linkage rod 400 is adjusted.
In one embodiment, as shown in fig. 2 and 5, a hexagonal platform 650 is also disposed between the threaded portion and the polished rod portion of the second ball screw 630, wherein the hexagonal platform 650 is used for enabling the second ball screw 630 to be rotated by a tool. Specifically, the second ball screw 630 is rotated by the cooperation of a wrench and the hexagonal platform 650, so as to adjust the length of the threaded connection between the second ball screw 630 and the linkage rod 400.
Above-mentioned lamps and lanterns linkage adjustment mechanism is equipped with the hexagonal platform between first bulb screw thread portion and the polished rod portion, through the rotatory first bulb screw of hexagonal platform and instrument cooperation, can also restrict the rotatory stroke of first bulb screw simultaneously, has improved the maneuverability of first bulb screw and the security of lamps and lanterns adjustment in-process.
In one embodiment, as shown in fig. 2 and 5, a ball platform 660 is formed at the connection between the head and the shaft of the first ball screw 610. The gradual transition fillet of first ball screw 610 with respect to first ball nut 620 disappears, i.e., the guiding structure on first ball screw 610 is eliminated, and the head of first ball screw 610 and first ball nut 620 are in a sliding connection.
In one embodiment, as shown in fig. 2 and 5, a ball platform 660 is formed at the connection between the head and the shank of the second ball screw 630.
Above-mentioned lamps and lanterns coordinated regulation mechanism through designing the junction of bulb and polished rod portion for the bulb platform, has increased the pull-off force that the bulb drops between first bulb nut in the first bulb screw, consequently, can prevent that first bulb screw from deviating from first bulb nut, improves lamps and lanterns coordinated regulation mechanism's stability.
In order to achieve the stability of the linkage structure in the light shape adjustment process, in one embodiment, the lamp linkage adjustment mechanism further includes a limiting structure 700, and the limiting structure 700 is disposed between the first mounting frame 100 and the linkage structure 300. The limiting structure 700 can limit the adjustment stroke of the first ball screw 610, and further can limit the adjustment range of the length of the linkage structure 300. The lamp linkage adjusting mechanism can effectively prevent the first ball screw from falling off due to the fact that the length of threaded connection between the first ball screw and the linkage rod is too short due to too large adjustment amount, and further effectively avoids linkage failure and dimming failure of the linkage structure.
In one embodiment, as shown in fig. 7 and 8, the limiting structure 700 includes a limiting block 710 and a stopper 720. The limiting block 710 is disposed on the first mounting frame 100, and a limiting space 730 is formed between the limiting block 710 and the first mounting frame 100. The stopper 720 is disposed on the linkage structure 300, and the stopper 720 can move in the spacing space 730.
In one embodiment, the spacing space can be a semi-closed space with one closed side and one open side.
In another embodiment, the spacing space can also be a closed space with two closed sides.
In one embodiment, as shown in FIG. 8, the stop block 710 is disposed on the locking structure 520 and the stop 720 is disposed on the locking structure 510.
According to the lamp linkage adjusting mechanism, the limit block in the limit structure is matched with the stop block, the first ball head screw is prevented from being adjusted too much, the threaded connection length of the first ball head screw and the linkage rod is too short, the first ball head screw is prevented from falling off, and the safety of the vehicle lamp in the adjusting process is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A lamp linkage adjustment mechanism, comprising:
a first mounting bracket for mounting a first light fixture unit structure;
a second mounting bracket for mounting a second light fixture unit structure;
one end of the linkage structure is hinged with the first mounting frame, and the other end of the linkage structure is hinged with the second mounting frame; the linkage structure can adjust the length of the linkage structure.
2. The light fixture linkage adjustment mechanism of claim 1, wherein the linkage structure comprises:
a linkage rod;
a locking assembly for limiting movement of the linkage rod;
the first ball head screw is connected with a first ball head nut ball head arranged on the first mounting frame and is in threaded connection with one end, close to the first mounting frame, of the linkage rod.
3. The light fixture linkage adjustment mechanism of claim 2, wherein the locking assembly comprises:
the locking structure is arranged on the linkage rod;
the locking structure is arranged on the first mounting frame; the locking structure is matched with the locking structure to limit the linkage rod to rotate along the axis of the linkage rod.
4. The lamp linkage adjusting mechanism according to claim 3, wherein the locking structures and the locking structures are circumferentially distributed along the linkage rod, and at least one locking structure is respectively disposed on two sides of the locking structure.
5. The light fixture linkage adjustment mechanism of claim 2, wherein a hexagonal platform is disposed between the threaded portion and the polished rod portion of the first ball screw.
6. The light fixture linkage adjustment mechanism of claim 2, wherein a ball platform is formed at a connection of the head portion and the light rod portion of the first ball screw.
7. The light fixture linkage adjustment mechanism of claim 2, wherein the linkage structure further comprises:
and the second ball head screw is connected with a second ball head nut ball head arranged on the second mounting frame and is in threaded connection with one end, close to the second mounting frame, of the linkage rod.
8. The light fixture linkage adjustment mechanism of claim 2, further comprising:
and the limiting structure is arranged between the first mounting frame and the linkage structure and is used for limiting the adjustment stroke of the first ball head screw.
9. The light fixture linkage adjustment mechanism of claim 8, wherein the limiting structure comprises:
the limiting block is arranged on the first mounting frame, and a limiting space is formed between the limiting block and the first mounting frame;
the stop block is arranged on the linkage structure and can move in the limit space.
10. The light fixture linkage adjustment mechanism of claim 2, wherein the linkage rod comprises a first linkage member and a second linkage member, and the first linkage member is in threaded connection with the second linkage member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311146.9U CN211450770U (en) | 2020-03-13 | 2020-03-13 | Lamp linkage adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311146.9U CN211450770U (en) | 2020-03-13 | 2020-03-13 | Lamp linkage adjusting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211450770U true CN211450770U (en) | 2020-09-08 |
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| CN202020311146.9U Active CN211450770U (en) | 2020-03-13 | 2020-03-13 | Lamp linkage adjusting mechanism |
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| CN (1) | CN211450770U (en) |
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2020
- 2020-03-13 CN CN202020311146.9U patent/CN211450770U/en active Active
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