Transmission structure of dimming motor

Abstract

The utility model relates to the technical field of dimming motors, in particular to a transmission structure of a dimming motor, which comprises a shell; the inner threaded pipe movably penetrates through the inner side of the shell, a dimming rod is in threaded connection with the interior of the inner threaded pipe, a ball block is fixedly installed at the end, located outside the shell, of the dimming rod, and a hexagonal rod is slidably inserted into the other end of the dimming rod and fixedly installed in the shell; and the transmission assembly is used for driving the dimming rod to stretch out and draw back. According to the dimming motor, the driving motor can be disassembled, assembled and replaced through the sealing cover capable of being opened and closed in a turnover mode, so that after the driving motor is damaged or breaks down, only one driving motor needs to be replaced, the whole dimming motor does not need to be replaced, the use cost is reduced, and meanwhile the practicability of the dimming motor is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a light adjusting motor technical field especially relates to a transmission structure of light adjusting motor. BACKGROUND

[0002] The automobile headlamp can cause the irradiation direction to deviate from the standard direction under the influence of long time vibration and high and low road surface, the light adjusting motor can adjust the irradiation direction of the headlamp, and its mode is just through a driving motor and then cooperates transmission structure to adjust the light adjusting rod length of light adjusting motor, thereby correcting the irradiation direction and angle of the headlamp.

[0003] But the driving motor in the existing adjusting motor is often fixedly installed in the shell of light adjusting motor, when the driving motor needs to be replaced and maintained due to damage or fault, it cannot be installed and disassembled, thereby the whole light adjusting motor needs to be replaced, the use cost is increased, and the practicability of the light adjusting motor is reduced, for this, the utility model provides a transmission structure of light adjusting motor. UTILITY MODEL CONTENT

[0004] The utility model discloses a transmission structure of light adjusting motor.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A transmission structure of light adjusting motor, comprising:

[0007] Shell;

[0008] The inner thread pipe is movably penetrated to the inner side of the shell, the inner thread pipe is screw connected with the light adjusting rod, one end of the light adjusting rod located outside the shell is fixedly installed with a ball block, the other end of the light adjusting rod is slidably inserted with a hexagonal rod, and the hexagonal rod is fixedly installed in the shell.

[0009] Transmission assembly for driving the light adjusting rod to stretch out and retract;

[0010] Driving motor installed in the shell and used for driving the transmission assembly;

[0011] Disassembling assembly for taking and placing the driving motor from the shell.

[0012] Preferably, the transmission assembly comprises a first gear fixedly sleeved outside the inner thread pipe, the outer side of the first gear is engaged with a second gear, and the second gear is rotatably installed in the shell, the upper sides of the second gear and the first gear are both attached with a fixed plate, and the fixed plate is fixedly installed in the shell.

[0013] Preferably, the disassembling component comprises a hexagonal block fixedly installed at the driving end of the driving motor, the shaft center of the second gear is provided with a hexagonal groove, and the hexagonal groove is in sliding connection or separation with the hexagonal block, the outer wall of the driving motor is fixedly provided with two insertion blocks, the top of the fixed plate is provided with two insertion grooves in insertion or separation with the insertion blocks, the top of the shell is provided with a through hole, the through hole is rotatably provided with a sealing cover, and the bottom of the sealing cover is in contact or separation with the top of the driving motor, and the top of the sealing cover and the through hole are in threaded connection with a bolt.

[0014] Preferably, the surface of the internally threaded pipe is attached with a plurality of triangular blocks, and the triangular blocks are fixedly installed at the bottom of the shell.

[0015] Preferably, the end of each insertion block and the end of each insertion groove are fixedly provided with a conductive sheet.

[0016] Preferably, the through hole is provided with a threaded groove in threaded connection or separation with the bolt.

[0017] Compared with the prior art, the transmission structure of the dimmer motor has the advantages that:

[0018] The utility model discloses a bolt is unscrewed, and the sealing cover is opened, and the driving motor can be taken out from the shell, and then when installing the driving motor, the two insertion blocks on the driving motor and the two insertion grooves on the two fixed plates in the shell are clamped, after closing the sealing cover, the bolt is tightened, the driving motor top is tightly pressed by the sealing cover, the installation of the driving motor is completed, and the driving motor is disassembled and replaced, that is, after the driving motor is damaged or fails, only one driving motor needs to be replaced, and the whole dimmer motor does not need to be replaced, so that the use cost is reduced, and the practicability of the dimmer motor is improved. ACCURACY OF DRAWINGS

[0019] Figure 1 It is a sectional view structure schematic diagram of the transmission structure of the dimmer motor provided by the utility model;

[0020] Figure 2 It is a structure schematic diagram of the transmission structure of the dimmer motor provided by the utility model;

[0021] Figure 3 It is a structure schematic diagram of the transmission structure of the dimmer motor provided by the utility model;

[0022] Figure 4 It is an explosion structure schematic diagram of the disassembling component of the transmission structure of the dimmer motor provided by the utility model;

[0023] Figure 5The utility model provides a kind of transmission structure of dimmer motor's section structure schematic diagram of the connection of six prism rod and dimmer rod.

[0024] In the figure: 1 shell, 2 inner threaded pipe, 3 dimmer rod, 4 ball block, 5 six prism rod, 6 first gear, 7 second gear, 8 fixed plate, 9 drive motor, 10 six prism block, 11 six prism groove, 12 plug-in block, 13 insertion slot, 14 conducting strip, 15 through hole, 16 sealing cover, 17 bolt, 18 thread groove, 19 triangular block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] Referring to Figures 1 to 5 A kind of transmission structure of dimmer motor, comprising:

[0027] Shell 1;Inner threaded pipe 2, it is movably penetrated in the inner side of shell 1, the surface of inner threaded pipe 2 is attached with multiple triangular blocks 19, and triangular block 19 is fixedly installed at the bottom of shell 1, can improve the stability of inner threaded pipe 2 when rotating, effectively prevent the phenomenon of shaking when rotating.

[0028] Dimmer rod 3 is threadedly connected in inner threaded pipe 2, ball block 4 is fixedly installed at the end of dimmer rod 3 located outside shell 1, six prism rod 5 is slidably inserted in the other end of dimmer rod 3, and six prism rod 5 is fixedly installed in shell 1, the limiting of six prism rod 5 to dimmer rod 3 can ensure that dimmer rod 3 is radially moved and stretched when stressed, and cannot rotate.

[0029] Transmission assembly, for driving dimmer rod 3 to stretch and retract, drive motor 9 (for forward and reverse motor), it is installed in shell 1 and is used to drive transmission assembly, transmission assembly includes first gear 6 that is fixedly sleeved on the outside of inner threaded pipe 2, the outside of first gear 6 is engaged with second gear 7, and second gear 7 is rotatably installed in shell 1, the upper side of second gear 7 and first gear 6 is attached with fixed plate 8, and fixed plate 8 is fixedly installed in shell 1, fixed plate 8 is also movably sleeved on the surface of inner threaded pipe 2, improve its stability when rotating, when adjusting the irradiation direction of headlamp, start drive motor 9 to control second gear 7 to rotate, using the first gear 6 engaged with it can drive inner threaded pipe 2 to rotate, that is, dimmer rod 3 can be stretched and retracted under the limiting of six prism rod 5, finally through ball block 4 can drive the reflector bowl of automobile headlamp to swing back and forth by rotating, so that the irradiation direction of light source of automobile changes (for the cooperation of ball block 4 and the reflector bowl in automobile headlamp, it is prior art in the art, and this technical solution will not be described in detail).

[0030] The dismounting assembly is used for taking and placing the driving motor 9 from the shell 1, and comprises a hexagonal block 10 fixedly installed at the driving end of the driving motor 9, a hexagonal groove 11 formed in the axis of the second gear 7 and in sliding connection or separation with the hexagonal block 10, two insertion blocks 12 fixedly installed on the outer wall of the driving motor 9, two insertion grooves 13 formed in the top of the fixed plate 8 and in insertion or separation with the insertion blocks 12, a through hole 15 formed in the top of the shell 1, a sealing cover 16 rotatably installed on the through hole 15 and in contact or separation with the top of the driving motor 9, a bolt 17 threadedly connected between the top of the sealing cover 16 and the through hole 15, a threaded groove 18 formed in the through hole 15 and in threadedly connection or separation with the bolt 17, when the driving motor 9 needs to be replaced and maintained, the bolt 17 is unscrewed, the sealing cover 16 is turned upward and opened, the driving motor 9 is taken out upward, and the dismounting is completed, after the driving motor 9 is maintained or replaced by a new driving motor 9, the driving motor 9 is placed into the shell 1 again, in the process, the two insertion blocks 12 on the driving motor 9 are aligned with the two insertion grooves 13 and inserted into the two insertion grooves 13, the driving motor 9 is limited to prevent self-rotation, the hexagonal block 10 is also inserted into the hexagonal groove 11 on the second gear 7 and clamped and matched with the second gear 7, the normal operation of the transmission assembly is ensured, the sealing cover 16 is turned downward and abuts against the top of the driving motor 9, the bolt 17 is screwed into the threaded groove 18, and the installation of the driving motor 9 is completed, so that the driving motor 9 is dismounted and replaced, the entire light adjusting motor does not need to be replaced after the driving motor 9 is damaged or fails, the use cost is reduced, and the practicability of the light adjusting motor is improved.

[0031] Further, the end of each insertion block 12 and the end of each insertion groove 13 are fixedly installed with an electrically conductive sheet 14, after the two insertion blocks 12 are inserted into the insertion grooves 13, the two corresponding electrically conductive sheets 14 are also connected, which is equivalent to that the positive and negative poles of the driving motor 9 are connected with the external power supply of the device.

[0032] Further, the fixed connection is broadly understood, for example, can be welding, can be gluing, or integrally formed, and other conventional means known to those skilled in the art.

[0033] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A transmission structure of a dimming motor, characterized in that: include: housing (1); An internal threaded tube (2) is movably inserted into the inner side of the housing (1); the internal thread of the internal threaded tube (2) is connected to a dimming rod (3); a ball block (4) is fixedly mounted on one end of the dimming rod (3) located outside the housing (1); a hexagonal rod (5) is slidably inserted into the other end of the dimming rod (3), and the hexagonal rod (5) is fixedly mounted in the housing (1); A transmission assembly, used for driving the dimming rod (3) to extend and retract; A drive motor (9) is installed in the housing (1) and is used to drive the transmission assembly; The disassembly assembly is used to remove and place the drive motor (9) from the housing (1).

2. The transmission structure of a dimming motor according to claim 1, characterized in that: The transmission assembly comprises a first gear (6) fixedly sleeved on the outside of the internal threaded tube (2); a second gear (7) is meshed with the outside of the first gear (6), and the second gear (7) is mounted in the housing (1) by rotation; a fixing plate (8) is attached to the upper sides of the second gear (7) and the first gear (6), and the fixing plate (8) is fixedly mounted in the housing (1).

3. The transmission structure of a dimming motor according to claim 2, characterized in that: The disassembly and assembly component includes a hexagonal block (10) fixedly mounted on the driving end of the driving motor (9), a hexagonal groove (11) is provided on the axis of the second gear (7), and the hexagonal groove (11) is slidably connected to or separated from the hexagonal block (10), two plug-in blocks (12) are fixedly mounted on the outer wall of the driving motor (9), two slots (13) are provided on the top of the fixing plate (8), and the slots (13) are plugged into or separated from the plug-in blocks (12), a through hole (15) is provided on the top of the housing (1), a sealing cover (16) is rotatably mounted on the through hole (15), and the bottom of the sealing cover (16) contacts or separates from the top of the driving motor (9), and a bolt (17) is threadedly connected between the top of the sealing cover (16) and the through hole (15).

4. The transmission structure of a dimming motor according to claim 1, characterized in that: A plurality of triangular blocks (19) are attached to the surface of the internally threaded tube (2), and the triangular blocks (19) are fixedly mounted on the bottom of the housing (1).

5. The transmission structure of a dimming motor according to claim 3, characterized in that: A conductive sheet (14) is fixedly mounted on the end of each insert block (12) and the end of each slot (13).

6. The transmission structure of a dimming motor according to claim 3, characterized in that: A thread groove (18) is provided on the through hole (15), and the thread groove (18) is threadedly connected to or separated from the bolt (17).

Images