CN2295626Y

CN2295626Y - Electric sunshade of vehicle

Info

Publication number: CN2295626Y
Application number: CN 95208944
Authority: CN
Inventors: 谢世芳; 李振凉
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-02-01
Filing date: 1995-04-26
Publication date: 1998-10-28
Anticipated expiration: 2005-04-26

Abstract

The utility model relates to a mechanical electric sunshade of vehicle, mainly comprising a reverse-flighted screw device, a shade device and a base device. The reverse-flighted screw device uses a reverse-flighted screw whose both sides screw threads are opposite as a main body and whose center is penetrated a gearwheel. A bushing whose inner side is provided with screw threads is respectively screwed at both ends of the reverse-flighted screw, on which a strut is provided. The reverse-flighted screw and the shade device are respectively constructed on the base device. When a motor in the base device drives the gearwheel to rotate, the bushing set at both ends of the reverse-flighted screw can move oppositely or deviate to drive the shade spreading out or collecting together, and thus the utility model obtains the goal of sunshade and ensures safety.

Description

Mechanical type motorcar electric sun screen

The utility model relates to a kind of mechanical type motorcar electric sun screen, belongs to the car accessories technical field.

Along with popularizing of automotive use, people require also more and more high for display in the car and decoration etc., and the sunshade problem of especially relevant traffic safety and ride comfort is developed to manual sun screen and even present electric sunshading curtain by the most traditional sun screen.At present, the electric sunshading curtain that uses on the automobile is arranged on back seat mostly, and this is because near the switch that chaufeur is provided with the also available operator's saddle when driving is controlled it.Optimal situation is: when not using such electric sunshading curtain, can keep the vehicle rear window visual field broad, and when using such electric sunshading curtain, can fully vehicle rear window be covered again, and mode is simple, in case chaufeur is uncontrollable and cause danger when driving.Other such as simple in structure firm, easily manufactured, cost is low, fault rate is low, volume is light and handy, be applicable to advantages such as various vehicles, also is desired.As if yet the electric sunshading curtain of Xiao Shouing does not still have so perfectly product in the market.

The purpose of this utility model provides a kind of mechanical type motorcar electric sun screen, adopts the physical construction transmission, reliable operation, and can have above-mentioned every advantage concurrently.

The utility model is achieved in that and mainly includes a reverse-flighted screw device, a cord device and a base unit, it is characterized in that: above-mentioned reverse-flighted screw device is provided with a body frame, this body frame downside is provided with a motor case, be stamped motor cover after putting a motor in it, on motor shaft, be provided with a miniature gears; These body frame two ends are provided with outwardly open cylindrical body, its side cuts one section breach, its both ends open can be for the casing of planting, this two casings center is equipped with one group of reverse-flighted screw, its insertion end is respectively equipped with one and protrudes axle, after passing the shaft through-hole at the bottom of this cylindrical body tube after inserting in opposite directions, common big gear wheel of holding, this big gear wheel just with above-mentioned pinion; The two ends of this reverse-flighted screw are screwed into a threaded ring set in inboard respectively, the rear end of this ring set convexes with a fixed link respectively, on fixed link, be arranged with a following socket unit, and formation easy fit, protruding out of this fixed link and this time socket unit is arranged with a spring between the bar, be plugged with a pole in the following upper end of socket unit respectively again, be provided with socket unit again respectively in the upper end of pole again, the outer end of a push rod that locks respectively, the upper end of socket unit on this; Above-mentioned cord device is provided with an elasticity spool portion and a push rod, and this elasticity spool is arranged in the elasticity spool portion, and volume is provided with the cord of suitable length on it, and the front end of this cord is fixed on the push rod; The said base device is respectively equipped with a base, its axle bed of being convexly equipped with of upper end and screw locking support of easily pulling relatively large by one, on the contact both sides face of the axle bed on this support and the axle bed of this base, delineation has and is the radial lines that is used to increase friction force, can assist screw to fix the angle of this support.The cylindrical body that above-mentioned body frame two ends are set, its exit end section is a hexagon, for the casing of planting.The two ends of push rod offer a fixed orifice respectively in the above-mentioned socket unit down, and fix with nut with last socket unit.Wherein going up the upper end of socket unit adopts the cap mother that a push rod is locked in an end fixed orifice of its relative position respectively.Wherein two outer ends of this casing cover is stamped the casing lid.In above-mentioned elasticity spool portion, can install the 3rd stoplight stop lamp additional.Above-mentioned control motor can adopt touch formula switch to control its automatic running, also can adopt remote control mode to control its automatic running.

Characteristics of the present utility model are to adopt the mechanical structure transmission, to reduce fault rate.After it launches fully, can cover vehicle rear window fully and tight; And fall fully and fold when it, traffic safety can be improved in the unlikely again visual field that influences vehicle rear window.And its angle amplitude modulation is big, can be applicable to the gradient of various vehicle rear window Windshield.In addition, the utility model volume is small and exquisite, and is in light weight, also can add the 3rd stoplight stop lamp; It both can adopt its work of circuit automatic guidance of " touch " switch, also can adopt remote control mode work.

Fig. 1 is the back combination stereogram that folds of the present utility model.

Fig. 2 is the combination stereogram when support is a part of on the cord of the present utility model

Fig. 3 is an exploded perspective view of the present utility model.

Fig. 4 A is the side sectional view of the utility model when folding.

Fig. 4 B is the side sectional view of the utility model when carrying out.

Fig. 5 is the action scheme drawing of the utility model when carrying out.

Fig. 6 is the enforcement illustration that the utility model adds the 3rd stoplight stop lamp.

Consult Fig. 1, Fig. 2, the utility model is made of a reverse-flighted screw device 1, a cord device 2 and a base unit 3.

This reverse-flighted screw device 1 has a body frame 12, and these body frame 12 downsides are provided with a motor case 121, and it is built-in with motor cover 122 on motor 15 bonnets, and 15 in this motor is provided with a miniature gears 151.Body frame 12 two ends are provided with outwardly open cylindrical body 123, its side cuts one section breach, its outlet end face is a hexagon, for the casing 19 of planting, these two casings, 19 centers are equipped with one group of reverse-flighted screw 11, and its insertion end is respectively equipped with a protruding axle 111, pass after inserting in opposite directions at the bottom of 123 of this cylindrical body penetrate axis hole after, common big gear wheel 112 of holding, these big gear wheel 112 lucky and miniature gears 151 engagements.The two ends of reverse-flighted screw 11 are screwed into a threaded ring set 13 in inboard respectively, and the rear end of this ring set 13 convexes with a fixed link 131 respectively, are arranged with a following socket unit 14 on fixed link 131, form easy fit; Be arranged with a spring 141 between bar protruding out of fixed link 131 and following socket unit 14, and respectively in socket unit 14 external application nuts 132 lockings down, avoid down socket unit 14 to break away from, also respectively pole 16 of the upper end of following socket unit 14 plant, be provided with socket unit 17 again in the upper end of pole 16 respectively, the upper end that should go up socket unit 17 locks a push rod 22 in an end fixed orifice 24 of its relative position with nut 171 respectively again, be provided with a spring 141 between this time socket unit 14 upper ends and the ring set 13, be used for when this ring set 13 application of forces are outwards propped up this push rod 22, providing downward recovery elastic force.Casing lid 191 of 19 liang of outer end caps of this casing is used to protect this casing 19.

This curtain device 2 is made of an elasticity spool portion 21 and a push rod 22, this elasticity spool 211 is located in the elasticity spool portion 12, volume is provided with the cord 23 of suitable length on it, the front end of this cord 23 is fixed on the push rod 22, offers a fixed orifice 24 at the two ends of push rod 22 respectively and fixes it with last socket unit 17 usefulness nuts.

This base unit 3 is respectively equipped with a base 31, and screw 33 that easily the pull relatively large support 32 that locks on its axle bed 311 of being convexly equipped with of upper end by one, on the contact both sides face of the axle bed 321 of this support and the axle bed 311 of this base 31, delineation has radial lines 34, be used to increase friction force, the angle of assisting this screw 33 to fix this support 32.

Consult Fig. 4 A, Fig. 4 B and Fig. 5 again, when the utility model folds, cord 23 is all to intervolve automatically in elasticity spool portion 21, this is that (its principle is just like the elasticity tape measure because this elasticity spool 21 has the elasticity of stretching, because be conventional structure, do not repeat them here), and when driven by motor miniature gears 151 rotates, can drive big gear wheel 112 and rotate, as shown in Figure 5.Because the set screw thread of reverse-flighted screw 11 is relative, so when big gear wheel 112 was rotated, it was opposing mobile to drive 13 whiles of the set ring set in reverse-flighted screw 11 two ends, can utilize pole 16 that push rod 22 is propped up simultaneously, with cord 23 pull-ups.

Consult Fig. 6, can install the 3rd stoplight stop lamp A additional in the elasticity spool of the present utility model portion 21, thereby improve the practicality and the safety of this device.

Claims

1, a kind of mechanical type motorcar electric sun screen mainly includes a reverse-flighted screw device, and a cord device and a base unit is characterized in that:

Above-mentioned reverse-flighted screw device is provided with a body frame, and this body frame downside is provided with a motor case, is stamped motor cover behind motor of storing in it, is provided with a miniature gears on motor shaft; These body frame two ends are provided with outwardly open cylindrical body, its side cuts one section breach, its both ends open can be for the casing of planting, this two casings center is equipped with one group of reverse-flighted screw, its insertion end is respectively equipped with one and protrudes axle, after passing the shaft through-hole at the bottom of this cylindrical body tube after inserting in opposite directions, common big gear wheel of holding, this big gear wheel just with above-mentioned pinion; The two ends of this reverse-flighted screw are screwed into a threaded ring set in inboard respectively, the rear end of this ring set convexes with a fixed link respectively, on fixed link, be arranged with a following socket unit, and formation easy fit, protruding out of this fixed link and this time socket unit is arranged with a spring between the bar, be plugged with a pole in the following upper end of socket unit respectively again, be provided with socket unit again respectively in the upper end of pole again, the outer end of a push rod that locks respectively, the upper end of socket unit on this;

Above-mentioned cord device is provided with an elasticity spool portion and a push rod, and this elasticity spool is arranged in the elasticity spool portion, and volume is provided with the cord of suitable length on it, and the front end of this cord is fixed on the push rod;

The said base device is respectively equipped with a base, its axle bed of being convexly equipped with of upper end and screw locking support of easily pulling relatively large by one, on the contact both sides face of the axle bed on this support and the axle bed of this base, delineation has and is the radial lines that is used to increase friction force, can assist screw to fix the angle of this support.

2, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: the cylindrical body that above-mentioned body frame two ends are set, its exit end section is a hexagon, for the casing of planting.

3, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: the two ends of push rod offer a fixed orifice respectively in the above-mentioned socket unit down, and fix with nut with last socket unit.

4, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: wherein upward overlap the upper end that contains device and adopt the cap mother that a push rod is locked in an end fixed orifice of its relative position respectively.

5, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: wherein two outer ends of this casing cover is stamped the casing lid.

6, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: can install the 3rd stoplight stop lamp additional in the above-mentioned elasticity spool portion.

7, mechanical type motorcar electric sun screen as claimed in claim 1 is characterized in that: above-mentioned control motor can adopt touch formula switch to control its automatic running, also can adopt remote control mode to control its automatic running.