JP3022237U - Electric blinds for cars - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] Electric blinds for automobiles. SOLUTION: A two-way electric motor drives two transmission shafts installed in parallel via gears to generate a motion opposite or back to a movable arm provided on the transmission shaft. It is unfolded or unfolded, and its casing is attached to a vehicle window of different angles by combining with a fixing device capable of adjusting an angle, and an auxiliary tail lamp is attached to the casing.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a type of electric blinds for automobiles, and more particularly, to an electric blind driven by a mechanical structure and having a low failure rate.

[0002]

[Prior art]

 Conventionally, most electric blinds for automobiles have been installed in the back seats of automobiles, so it is often convenient for the driver to control the switches near the driver's seat when driving, and most ideally, when the electric blinds are not used. The wide view of the rear window can be maintained, the rear window can be completely covered during use, and the control method is simple, which does not cause the driver to lose control during driving and creates a danger. Is simple and robust, convenient to manufacture, low in manufacturing cost, low in failure rate, small in volume and light in weight, and suitable for various car types. However, in the past, there have been no electric blinds for automobiles that satisfy all the above conditions.

[0003]

[Problems to be solved by the device]

 An object of the present invention is to reduce the failure rate by adopting a transmission system with a mechanical structure for an electric blind for an automobile.

Next, the present invention has an object to make an electric blind for a vehicle completely lowered and to be able to be accommodated, and thus to be highly safe without hindering the view of the rear window during driving. .

A third object of the present invention is to increase the mounting angle adjustment range of an electric blind for an automobile so that it can be applied to the inclination degree of each kind of norea wind glass.

A fourth object of the present invention is to make it possible to install an electric blind for an automobile even if it is hung upside down.

A fifth object of the present invention is to reduce the volume and weight of an electric blind for an automobile.

A sixth object of the present invention is to make the length of the screen when pulled larger than that of the conventional one, and to set the length by oneself.

A seventh object of the present invention is to provide an electric blind for a vehicle with an auxiliary tail lamp.

An eighth object of the present invention is to make it possible to automatically control an electric blind for a vehicle by a one-touch drive type circuit structure.

A ninth object of the present invention is to make it possible to remotely control an electric blind for an automobile.

[0012]

[Means for Solving the Problems]

 The electric blind for an automobile of the present invention comprises a long hollow outer cylinder 21 in which a screen 22 is wound and housed, and a support rod 23 coaxial with the hollow outer cylinder 21 is provided at an end of the screen 22. The elastic roll screen device 20 is composed of two transmission shafts 40 installed in parallel with each other and gears meshed with each other, one driving arm 51 and one driven arm 52, and one end of the driving arm 51 is A movable arm pivotally connected to the transmission shaft 40, the other end pivotally connected to one end of the driven arm 52 by a rotary shaft, and the other end pivotally connected to the support rod 23 of the elastic roll screen device 20. 50, one electric motor 60 provided on the central shaft with one screw that meshes with a worm provided on one of the above-mentioned transmission shafts 40, and one casing for accommodating or attaching the above-mentioned members. After the above members are combined, one end of the movable arm 50 of the main arm 51 which pivotally contacts the driven arm 52 is located outside the portion where the two transmission shafts 40 face each other. At the corresponding position, one end of the driven arm 52 which is pivotally connected to the support rod 23 is at a position corresponding to the opposing portion of the two transmission shafts, whereby the main arm 51 and the driven arm installed on the two transmission shafts 40 are mounted. Reference numeral 52 denotes an opposed "V" shape, and when the central shaft 61 of the electric motor 60 rotates, a screw 62 installed on the central shaft 61 is transmitted to a worm 42 that meshes with the central shaft 61, and a worm 42 is installed. When the transmission shaft 40 is rotated, and the two transmission shafts 40 are synchronously rotated in opposite directions by the gear 41 on the transmission shaft 40, and the gears 41 rotate in opposition to each other, the drive arm 51 One end of the driven arm 52 that is pivoted is raised upward about the transmission shaft 40, and the main arm 51 is raised, and at the same time, one end of the two driven arms 52 that are pivotally connected to the support rods 23 is raised. , Synchronously, the support rod 23 of the elastic roll screen device 20 is lifted, the screen 22 is pulled up, the electric motor 60 is reversed, and the gear 41 on the second transmission shaft 40 is rotated outward with the gears 41 facing each other. In this case, it is characterized in that it is transmitted to the driven arm 52 to lower it, thereby lowering the screen 22 and winding it up into the hollow outer cylinder 21 of the elastic roll screen device 20.

Further, according to the present invention, one fixing device 30 is provided on each of the left and right sides of the casing 10, and the fixing device 30 has one graduation plate 31 and one pedestal 32. The fixing base 32 and the fixing base 32 are connected to each other by bolts 33, and the scale plate 31 is fixed to the outside of the casing 10. The contact surface with the fixing base 32 has an adjustable rotation angle and the contact of the fixing base 32. A structure is provided for fitting with the surface mutually, a fitting line 311 is formed outward in the radial direction around the shaft center of the bolt 33, and a groove 321 is cut at a position corresponding to that of the fixing base 32 1. It is characterized in that at least one screw hole 322 is drilled on the bottom of the fixing base 32 for fixing the vehicle body to an appropriate position by the fixing bolt 34.

Further, the present invention is characterized in that an auxiliary tail lamp is provided at an appropriate position of the casing 10.

Further, the present invention is characterized in that a bearing is provided between the transmission shaft 40 and the casing 10 so as to smooth the rotation of the transmission shaft 40. Electric blinds for motor vehicles.

[0016]

[Embodiment of device]

 The electric blind for an automobile of the present invention drives a two-way electric motor via gears to drive two transmission shafts arranged in parallel to each other so that the movable arm can be operated opposite to or behind the movable arm provided on the transmission shaft. The screen is developed and then unfolded, and the casing is combined with a fixing device capable of adjusting the angle so that the casing is attached to the vehicle window at different angles and the auxiliary tail lamp is attached to the casing.

[0017]

【Example】

 1 is a perspective view of the present invention after assembly, FIG. 2 is a side view of the present invention for adjusting the angle, FIG. 3 is a side view of the internal structure of the present invention, and FIG. 4 is a plan view of the internal structure of the present invention. is there. As shown in FIGS. 1 to 4, according to the present invention, a casing 10 is a main supporting body, and an elastic roll screen device 20 is provided at the upper end of the casing 10. The hollow outer cylinder 21 has a screen 22 wound around the hollow outer cylinder 21, and a support rod 23 coaxial with the hollow outer cylinder 21 is provided at the end of the screen 22. One fixing device 30 is provided on each of the left and right sides of the casing 10, and the fixing device 30 has one graduation plate 31 and one fixing base 32, and a bolt 33 is provided between the graduation plate 31 and the fixing base 32. , The scale plate 31 is fixed to the outside of the casing 10, and a fitting line 311 is formed on the contact surface of the scale plate 31 with the fixing base 32 outward in the radial direction around the shaft center of the bolt 33. And is engaged with the groove 321 formed in a position corresponding to that of the fixed base 32. At least one screw hole 322 is drilled in the bottom of the fixing base 32 for fixing the fixing base 32 to an appropriate position of the vehicle by the fixing bolt 34. It should be noted that the angle adjustment and the fixing method between the scale plate 31 and the fixing base 32 are not limited to the above-mentioned method, and the above-mentioned method is just one embodiment. As shown in FIG. 2, the casing 10 can be adjusted to multiple angles, and can be applied to rare windows of different angles. Next, the two transmission shafts 40 are installed in parallel in the casing 10, a gear 41 meshes between the two transmission shafts 40, and a bearing 43 is provided between the transmission shaft 40 and the casing 10. Increases smoothness at 40 rpm. A movable arm 50 is provided at one end of the transmission shaft 40, and the movable arm 50 is composed of one main driving arm 51 and one driven arm 52, and the other end of the main driving arm 51 is a rotating shaft 53 and is connected to the driven arm 52. It is pivotally connected to one end, and the other end of the driven arm 52 is pivotally connected to the bearing rod 23 of the elastic roll screen device 20 described above. Further, one electric motor 60 is provided in the casing 10, the electric motor 60 is a direct current electric motor capable of performing forward and reverse rotation, and one screw 62 is provided on a central shaft 61 thereof. 62 and the worm 42 provided on one of the aforementioned transmission shafts 40 mesh with each other.

FIG. 4 is a plan view of the internal structure of the present invention, and FIG. 5 is a front view of the present invention when it is assembled. As shown in these figures, one end of the main arm 51 of the movable arm 50, which is pivotally connected to the driven arm 52, is located outside the portion where the two transmission shafts 40 face each other, and the driven arm 52 is supported. One end pivotally connected to the rod 23 is directed toward the two transmission shafts, whereby the driving arm 51 and the driven arm 52, which are installed on the two transmission shafts 40, form an opposed "V" shape. When the central shaft 61 of the electric motor 60 rotates, the screw 62 installed on the central shaft 61 is transmitted to the worm 42 meshing with the central shaft 61 to rotate the transmission shaft 40 on which the worm 42 is installed. The gear 41 causes the second transmission shaft 40 to rotate in the opposite direction synchronously. When the gears 41 rotate in opposition to each other, one end of the driving arm 51 pivotally contacting the driven arm 52 is raised upward about the transmission shaft 40 (as shown in FIG. 6), and the driving arm 51 is raised. At the same time, the two ends of the two driven arms 52 pivotally contacting the support rods 23 are raised, whereby the support rods 23 of the elastic roll screen device 20 are simultaneously raised and the screen 22 is pulled up. The width of the screen 22 can be adjusted by the operator, and the width at which the second driving arm 51 and the driven arm 52 are in phase contact with each other is the maximum width (as shown in FIG. 7). On the contrary, when the electric motor 60 reverses and the gear 41 on the second transmission shaft 40 rotates in the outward direction with the phases opposite to each other, it is transmitted to the driven arm 52 and lowers it, whereby the screen 22 Is lowered and wound into the hollow outer cylinder 21 of the elastic roll screen device 20. The operation state is in the order shown in FIGS. 6 and 5 from FIG. 7.

As shown in the assembled perspective view of the present invention of FIG. 1 and the perspective view of the present invention in use in FIG. 8, an auxiliary tail lamp 70 is provided at an appropriate position on the casing 10 of the present invention. As shown in Figs. 3 and 4, this has the effect of increasing the added value of the space that the casing 10 originally has, expanding the range of practical use, and at the same time increasing the safety during operation. . Further, as shown in FIG. 9, the present invention can be installed upside down in a hanging manner.

[0020]

[Effect of device]

 The electric blind for an automobile of the present invention drives a two-way electric motor via gears to drive two transmission shafts arranged in parallel to each other so that the movable arm can be operated opposite to or behind the movable arm provided on the transmission shaft. The screen is developed or fitted to generate a screen, and the casing is combined with a fixing device capable of adjusting an angle so that the casing is attached to a vehicle window at a different angle, and the auxiliary tail lamp is attached to the casing. Increased added value and expanded practical range.

[Brief description of drawings]

FIG. 1 is a perspective view of the present invention after assembly.

FIG. 2 is a side view of the angle adjustment display of the present invention.

FIG. 3 is a side view of the internal structure of the present invention.

FIG. 4 is a plan view of the internal structure of the present invention.

FIG. 5 is a front view of the present invention when it is assembled.

FIG. 6 is a front view of the present invention when it is deployed.

FIG. 7 is a front view of the present invention when fully developed.

FIG. 8 is a perspective view showing a state in which the present invention is actually attached to a rear seat of an automobile.

FIG. 9 is a perspective view showing a state in which the present invention is hung and used.

[Explanation of symbols]

10 ... Casing 20 ... Elastic roll screen device 21 ... Hollow outer cylinder 22 ... Screen
23 ... Bearing rod 30 ... Fixing device 31 ... Scale plate 311 ... Fitting strip 32 ... Fixing base 32
.... Groove 322 ... Screw hole 33 ... Bolt
34 ... Fixing bolt 40 ... Transmission shaft 41 ...
・ Gear 42 ・ ・ ・ Worm 43 ・ ・ ・ Bearing 50 ・
..Movable arm 51 ... Drive arm 52 ... Driven arm 53 ... Rotary shaft 60 ... Electric motor 61
・ ・ ・ Center shaft 62 ・ ・ ・ Screw 70 ・ ・ ・ Auxiliary tail lamp

Claims (4)

[Scope of utility model registration request] 1. A screen 22 is provided in an elongated hollow outer cylinder 21.
And an elastic roll screen device 20 in which a support rod 23 coaxial with the hollow outer cylinder 21 is provided at the end of the screen 22, and gears mesh with each other. Further, it is composed of two transmission shafts 40, one driving arm 51 and one driven arm 52, one end of the driving arm 51 is pivotally connected to the transmission shaft 40, and the other end is a rotating shaft of the driven arm 52. Pivoted at one end,
The other end of the driven arm 52 is pivotally connected to the support rod 23 of the elastic roll screen device 20.
0, one electric motor 60 provided with one screw that meshes with a worm provided on one of the above-mentioned transmission shafts 40 on the central axis, and one casing 10 for accommodating or attaching the above-mentioned members, In summary, after combining the above members, one end of the movable arm 50 of the main arm 51 that is pivotally connected to the driven arm 52 is at a position corresponding to the outside of the portion where the two transmission shafts 40 face each other,
One end of the driven arm 52, which is pivotally connected to the support rod 23, is located at a position corresponding to the opposing portion of the two transmission shafts, whereby the main driving arm 51 and the driven arm 52 installed on the two transmission shafts 40 face each other. When the central shaft 61 of the electric motor 60 rotates, the screw 62 installed on the central shaft 61 is transmitted to the worm 42 meshing with the central shaft 61, and the transmission shaft 40 on which the worm 42 is installed is rotated. Further, when the two transmission shafts 40 rotate synchronously in opposite directions by the gear 41 on the transmission shaft 40 and the gears 41 rotate in opposition to each other, one end of the main arm 51 that is pivotally connected to the driven arm 52 is transmitted. Raised upward about the axis 40,
At the same time when the main driving arm 51 is raised, one end of the two driven arms 52 pivotally connected to the supporting rods 23 ascends, whereby the supporting rods 2 of the elastic roll screen device 20 are synchronized.
3 is lifted and the screen 22 is pulled up, and on the contrary, the electric motor 60 is reversed to rotate the gear 41
When the two rotate outward, the driven arm 52
And the screen 22 are lowered together with the elastic roll screen device 20, and the screen is wound into the hollow outer cylinder 21 of the elastic roll screen device 20. 2. A fixing device 30 is provided on each of the left and right sides of the casing 10, and the fixing device 30 has one graduation plate 31 and one fixing base 32.
The fixing base 32 and the fixing base 32 are connected to each other by bolts 33, the scale plate 31 is fixed to the outside of the casing 10, and the contact surface with the fixing base 32 has an adjustable rotation angle and the contact surface of the fixing base 32. A structure is provided for fitting with each other, and a fitting strip 311 is provided outward in the radial direction around the axis of the bolt 33.
Is formed and engages with a groove 321 cut in a position corresponding to that of the fixing base 32, and at the bottom of the fixing base 32 for fixing the vehicle body to an appropriate position by a fixing bolt 34,
The electric blind for a vehicle according to claim 1, wherein at least one screw hole 322 is cut. 3. The electric blind for an automobile according to claim 1, wherein an auxiliary tail lamp is provided at an appropriate position of the casing 10. 4. The electric blind for an automobile according to claim 1, wherein a bearing is provided between the transmission shaft 40 and the casing 10 to smooth the rotation of the transmission shaft 40.