Automatic opening and closing mechanism for solid wood shutter

Abstract

The utility model relates to the technical field of shutter opening and closing, in particular to an automatic opening and closing mechanism of a solid wood shutter, which comprises a worm gear case, an output shaft of a servo motor is fixedly connected with a first gear, the outer wall of the first gear is meshed with a second gear, the outer wall of the second gear is meshed with a third gear, and the third gear is meshed with a second gear. And rotating shafts of the first gear and the second gear are rotationally connected with the worm gear case through rotation. According to the automatic opening and closing mechanism for the solid wood shutter, through cooperation of the rotating mechanism and the air cylinder, the crank is rotated forwards to open the solid wood shutter, otherwise, the solid wood shutter is closed, opening and closing of the shutter are manually controlled, and a worm and a speed reduction facility can be rapidly separated from a servo motor through the air cylinder; and then the worm and the worm gear can be driven to rotate more quickly through labor-saving conveying of the rotating mechanism, so that the solid wood louver is opened and closed more quickly, the time of workers is saved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shutter switch technical field, concretely is a solid wood shutter automatic switch mechanism. BACKGROUND

[0002] The shutter is a kind of style of window, originates from ancient Chinese architecture, there is vertical strip from the Warring States to Han Dynasty in each dynasty and is called vertical latticed window, there is also horizontal straight strip and is called horizontal latticed window, and the shutter switch is used to control the operation such as shutter blade angle and lifting, and is usually divided into electric switch and manual switch.

[0003] For example, the shutter switch mechanism with the announcement number "CN102373873B", the shutter switch mechanism can realize the opening or closing of shutter without manual operation, and the working efficiency is higher, when encountering bad weather such as sudden wind and large wave, the servo motor of dozens of or more window opening mechanisms can be controlled by another automatic controller to simultaneously realize the opening or closing of these shutters, which saves manpower and operation time, when only one shutter needs to be closed, the input shaft of the gearbox of the window opening mechanism under the shutter can be disconnected with the output shaft of the servo motor, and a handle is installed on the outer end of the gearbox output shaft, by rotating the handle, the gearbox output shaft, worm and worm wheel can be driven by the handle to rotate, so that the opening or closing of one shutter is realized.But the shutter switch mechanism is more troublesome when changing into manual operation, the staff needs to disconnect and install the handle, which is more cumbersome and needs a long time, and the manual rocker is more laborious to rotate after the high reduction ratio of the gearbox and worm wheel and worm, and rotates slower, thereby reducing the working efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problems that the shutter switch mechanism is more troublesome when changing into manual operation, the staff needs to disconnect and install the handle, which is more cumbersome and needs a long time, and the manual rocker is more laborious to rotate after the high reduction ratio of the gearbox and worm wheel and worm, and rotates slower, thereby reducing the working efficiency, and provides a solid wood shutter automatic switch mechanism.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model provides a kind of solid wood shutter automatic opening and closing mechanism, including worm wheel box, the right side outer wall of the worm wheel box is fixedly connected with shell, the inside of the shell is equipped with rotating mechanism, the outer wall upper end left side of the worm wheel box is fixedly connected with servo motor, the output shaft of the servo motor is fixedly connected with first gear, the outer wall of the first gear is engaged with second gear, the outer wall of the second gear is engaged with third gear, the rotating shaft of the first gear and second gear are all connected with worm wheel box rotation by rotation.

[0007] Preferably, the rotating shaft of the third gear is fixedly connected with a round sleeve, and the inner wall of the round sleeve is in sliding connection with a sliding rod.

[0008] Preferably, the rotating shaft of the third gear is fixedly connected with a round sleeve, and the inner wall of the round sleeve is in sliding connection with a sliding rod.

[0009] Preferably, the rotating shaft of the third gear is fixedly connected with a round sleeve, and the inner wall of the round sleeve is in sliding connection with a sliding rod.

[0010] Preferably, the rotating shaft of the third gear is fixedly connected with a round sleeve, and the inner wall of the round sleeve is in sliding connection with a sliding rod.

[0011] Preferably, the rotating shaft of the third gear is fixedly connected with a round sleeve, and the inner wall of the round sleeve is in sliding connection with a sliding rod.

[0012] The utility model provides a kind of solid wood shutter automatic opening and closing mechanism, has beneficial effect in at:by the cooperation of rotating mechanism and cylinder, staff controls the output end of cylinder to retract, the output end of cylinder retracts and drives carousel to move left to drive round sleeve and third gear to move left, so that round sleeve is separated from worm, then stops cylinder, staff moves outward and bends handle, handle is rotated center with pin shaft and moves outward, when it is perpendicular to handle, can rotate handle, rotates handle and drives fifth gear to rotate, because the transmission ratio of fourth gear and fifth gear is two to one, so it can make

[0013] The staff is more labor-saving, and the rotation of the fifth gear drives the rotation of the worm and the worm gear, and the rotation of the worm gear drives the opening and closing of the solid wood shutter, and the solid wood shutter is opened by rotating the handle, and the solid wood shutter is closed, realizing the opening and closing of the shutter, and the worm and the speed reduction device and the servo motor can be quickly separated through the cylinder, and then the rotation of the worm and the worm gear can be driven faster through the acceleration transmission of the rotating mechanism, so that the solid wood shutter is opened and closed faster, and the time of the staff is saved, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a front view of the utility model; Figure 1

[0016] Figure 3 It is a right side sectional view of the rotating mechanism;

[0017] Figure 4 It is a cooperation drawing of the rotating disc, the round sleeve and the slide rod;

[0018] Figure 5 It is a structural schematic diagram of A part in the utility model; Figure 2

[0019] Figure 6 It is a structural schematic diagram of B part in the utility model. Figure 2

[0020] In the drawing: 1, worm gear box, 2, servo motor, 3, first gear, 4, second gear, 5, third gear, 6, round sleeve, 7, cylinder, 8, shell, 9, rotating mechanism, 901, handle, 902, rotating rod, 903, fourth gear, 904, fifth gear, 10, worm, 11, worm gear, 12, rotating disc, 13, slide rod, 14, mounting bracket. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings:

[0022] Refer to the drawings Figures 1-6 :

[0023] ​​​The embodiment relates to an automatic opening and closing mechanism of a solid wood shutter, which comprises a worm wheel box 1, an outer shell 8 fixedly connected to the right outer wall of the worm wheel box 1, a rotating mechanism 9 arranged in the inner part of the outer shell 8, a servo motor 2 fixedly connected to the outer wall upper end left side of the worm wheel box 1, a first gear 3 fixedly connected to the output shaft of the servo motor 2, a second gear 4 meshing with the outer wall of the first gear 3, a third gear 5 meshing with the outer wall of the second gear 4, and the output shaft of the servo motor 2 rotates to drive the first gear 3 to rotate, thereby driving the second gear 4 to rotate, the second gear 4 rotates to drive the third gear 6 to rotate, the tooth number of the first gear 3, the second gear 4 and the third gear 6 is increased by two times in turn, so that the tooth number ratio of the first gear 3, the second gear 4 and the third gear 6 is 1:2:4, and the second gear 4 is a wide gear, which can ensure that the third gear 6 does not disengage from the second gear 4 when moving.

[0024] The rotating shafts of the first gear 3 and the second gear 4 are rotatably connected to the worm wheel box 1 through rotation, the rotating shaft of the third gear 5 is fixedly connected with a round sleeve 6, the third gear 5 rotates to drive the round sleeve 6 to rotate, the inner wall of the round sleeve 6 is slidably connected with a sliding rod 13, the round sleeve 6 rotates to drive the sliding rod 13 to rotate, the round sleeve 6 can slide on the sliding rod 13, the left end of the sliding rod 13 is rotatably connected to the worm wheel box 1 through a bearing, the outer wall of the round sleeve 6 is rotatably connected to a rotating disc 12 through a bearing, the outer wall left side of the rotating disc 12 is fixedly connected with the output end of an air cylinder 7, the output end of the air cylinder 7 extends and contracts to drive the rotating disc 12 to move, thereby driving the round sleeve 6 to move on the sliding rod 13, and the outer wall of the air cylinder 7 is fixedly connected with the protrusion of the worm wheel box 1.

[0025] The right end of the round sleeve 6 abuts against a worm 10, the right end of the round sleeve 6 is a rubber block, which can better abut against the worm 10 to increase friction, so that the round sleeve 6 rotates to drive the worm 10 to rotate, the outer wall of the worm 10 meshes with a worm wheel 11, the worm 10 rotates to drive the worm wheel 11 to rotate, the two ends of the worm 10 are rotatably connected to the worm wheel box 1 through bearings, and the two sides of the worm wheel box 1 are fixedly connected with mounting brackets 14, the working mode of the worm wheel box 1 and the mounting brackets 14 is the same as that of the worm wheel box 1 and the mounting brackets 14 in the shutter opening and closing mechanism disclosed in the publication No. CN102373873B.

[0026] Refer to the attached Figures 1-6 :

[0027] The rotating mechanism 9 comprises a crank 901, the end of the crank 901 is movably connected with a rotating rod 902 through a pin, the crank 901 can rotate around the end of the rotating rod 902 as the rotating center, the outer wall of the rotating rod 902 is engaged with a fourth gear 903, rotating the crank 901 drives the rotating rod 902 to rotate, thereby driving the fourth gear 903 to rotate, the outer wall of the fourth gear 903 is engaged with a fifth gear 904, rotating the fourth gear 903 drives the fifth gear 904 to rotate, the gear ratio of the fourth gear 903 and the fifth gear 904 is 2:1, which is a power-saving transmission ratio, the rotating shafts of the fourth gear 903 and the fifth gear 904 are movably connected with the shell 8 through bearings, the left end of the fifth gear 904 is fixedly connected with a worm 10, rotating the fifth gear 904 drives the worm 10 to rotate.

[0028] Working principle:

[0029] The switch controls the automatic opening and closing of the wooden shutter.

[0030] When the electric control is performed,

[0031] The air cylinder 7 (such as Figure 6 ) is started, the output end of the air cylinder 7 extends to drive the rotating disc 12 to move rightward, the rotating disc 12 moving rightward drives the circular sleeve 6 to move rightward, thereby driving the third gear 5 to move rightward, the circular sleeve 6 moves linearly under the limitation of the slide rod 13, because the second gear 4 is wide-toothed, the third gear 5 is always engaged with the second gear 4 during the movement of the third gear 5, the right end of the circular sleeve 6 is a rubber block which is tightly pressed against the left end opening of the worm 10, the rubber block can increase the friction force, so that sufficient friction force can be generated to drive the worm 10 to rotate, when the right end of the circular sleeve 6 is tightly pressed against the worm 10, the air cylinder 7 is stopped, then the servo motor 2 (such as Figure 2 ) is started, the output shaft of the servo motor 2 rotates to drive the first gear 3 to rotate, thereby driving the second gear 4 to rotate, the second gear 4 rotating drives the third gear 5 to rotate, the third gear 5 rotating drives the circular sleeve 6 to rotate, thereby driving the slide rod 13 to rotate, the circular sleeve 6 rotating drives the worm 10 to rotate, the worm 10 rotating drives the worm wheel 11 to rotate.

[0032] Because the working modes of the worm wheel box 1 and the mounting bracket 14 are the same as those of the worm wheel box 1 and the mounting bracket 14 in the shutter switch mechanism with the publication number “CN102373873B” (such as Figure 1 ), because two mounting brackets 14 are fixed on the worm wheel box 1, in the mounting state, the two ends of the rotating shaft of the worm wheel 11 are connected with the lower ends of the pull rods at the two ends of the shutter blade through one mounting bracket 14 respectively, so that the servo motor 1 rotating can drive the worm 10 and the worm wheel 11 to rotate, so that the pull rods at the two ends of the shutter are lifted or pulled down, the shutter blade is rotated by a certain angle, thereby realizing the automatic opening or closing of the wooden shutter.

[0033] When the manual control is performed:

[0034] Stop servo motor 2 need to switch manual control (such as Figure 2 ), the staff control cylinder 7 output end retraction, cylinder 7 output end retraction drive turntable 12 to the left move so that the circular sleeve 6 and the third gear 5 to the left move, so that the circular sleeve 6 disengaged from the worm 10, then stop cylinder 7, the staff to the outside of the crank 901, crank 901 to the pin shaft as the center of rotation outward movement, when perpendicular to the crank 901 can rotate the crank 901, rotate the crank 901 drive the fourth gear 903 rotation so as to drive the fifth gear 904 rotation, because the fourth gear 903 and the fifth gear 904 transmission ratio is two to one is acceleration transmission so that the staff can make the fifth gear 904 rotation speed faster (such as Figure 3 ), in turn drive the fifth gear 904 rotation, the fifth gear 904 rotation drive the worm 10 rotation so as to drive the worm gear 11 rotation, worm gear 11 rotation drive solid wood shutter fast open and close, positive rotation crank 901 solid wood shutter open, otherwise close, because the worm 10 and the worm gear 11 has self locking guarantee solid wood shutter can keep fixed state, realized the manual control solid wood shutter open and close, control after the crank 901 to the inside push back to the position parallel with the rotating rod 902 prevent the crank 901 because of the worm 10 rotation when hurt.

[0035] Although the utility model has carried out illustration and description through reference preferred embodiment, but, the person ordinarily skilled in the art should understand, can make various changes in form and detail within the scope of claims.

Claims

1. An automatic opening and closing mechanism for solid wood louvers, comprising a worm gear box (1), characterized in that: The outer wall of the worm gear box (1) is fixedly connected to the outer shell (8), and the interior of the outer shell (8) is provided with a rotating mechanism (9). The upper left side of the outer wall of the worm gear box (1) is fixedly connected to a servo motor (2), and the output shaft of the servo motor (2) is fixedly connected to a first gear (3). The outer wall of the first gear (3) meshes with a second gear (4), and the outer wall of the second gear (4) meshes with a third gear (5). The rotating shafts of the first gear (3) and the second gear (4) are both rotatably connected to the worm gear box (1) by rotation.

2. The automatic opening and closing mechanism for solid wood venetian blinds according to claim 1, characterized in that: The rotating shaft of the third gear (5) is fixedly connected to a sleeve (6), and the inner wall of the sleeve (6) is slidably connected to the slide rod (13).

3. The automatic opening and closing mechanism for solid wood venetian blinds according to claim 1, characterized in that: The rotating mechanism (9) includes a crank (901), the end of which is movably connected to a rotating rod (902) via a pin. The outer wall of the rotating rod (902) meshes with a fourth gear (903), and the outer wall of the fourth gear (903) meshes with a fifth gear (904).

4. The automatic opening and closing mechanism for solid wood venetian blinds according to claim 3, characterized in that: The rotating shafts of the fourth gear (903) and the fifth gear (904) are rotatably connected to the housing (8) via bearings, and a worm (10) is fixedly connected to the left end of the fifth gear (904).

5. The automatic opening and closing mechanism for solid wood venetian blinds according to claim 2, characterized in that: The left end of the slide rod (13) is rotatably connected to the worm gear box (1) through a bearing. The outer wall of the round sleeve (6) is rotatably connected to the turntable (12) through a bearing. The left side of the outer wall of the turntable (12) is fixedly connected to the output end of the cylinder (7). The outer wall of the cylinder (7) is fixedly connected to the protrusion of the worm gear box (1).

6. The automatic opening and closing mechanism for solid wood venetian blinds according to claim 5, characterized in that: The right end of the sleeve (6) abuts against the worm (10), the outer wall of the worm (10) meshes with the worm wheel (11), both ends of the worm (10) are rotatably connected to the worm wheel box (1) through bearings, and both sides of the worm wheel box (1) are fixedly connected to mounting brackets (14).

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