CN213391698U

CN213391698U - Door and window opening and closing device capable of accurately controlling opening and closing stroke

Info

Publication number: CN213391698U
Application number: CN202020981448.7U
Authority: CN
Inventors: 王喜朋
Original assignee: Dongguan Qinji Gear Motor Co ltd
Current assignee: Dongguan Qinji Gear Motor Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-06-08
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a door and window switch device capable of accurately controlling opening and closing travel, which comprises a driving mechanism, a clutch mechanism, an output tooth sheet and a control switch; the clutch mechanism comprises a positioning piece, a lower tooth plate, an upper tooth plate and a ball, wherein the positioning piece is provided with a first shifting part, and the lower tooth plate is provided with a second shifting part; the ball is limited between the first shifting part and the second shifting part, and the second shifting part can shift the ball to be clamped on the upper tooth sheet by rotating the lower tooth sheet; the output end of the driving mechanism is connected with a lower tooth plate, and the output tooth plate is connected with an upper tooth plate; the output toothed sheet is provided with a shifting head, and the control switch is arranged beside the output toothed sheet; the control switch is connected with the driving mechanism, and when the driving mechanism sequentially drives the clutch mechanism and the output toothed sheet to rotate, the shifting head touches the control switch to stop the driving mechanism. The switch travel of the door and window is controlled by the switch, so that the electric control time of the driving mechanism does not need to be accurately controlled, and the electric control adjustment of the motor is facilitated.

Description

Door and window opening and closing device capable of accurately controlling opening and closing stroke

Technical Field

The utility model belongs to the technical field of electric door and window transmission and specifically relates to indicate a door and window switching device of stroke that can open and shut of accurate control.

Background

With the continuous improvement of living standard, the requirements of people on household placing and decorating effects are higher and higher, high-quality and high-automation curtains are no exception, and especially high-grade hotels, luxury places, hospitals, old people, disabled people residences and the like are more necessary, so that high-tech electric doors and windows are produced.

The existing electric doors and windows are generally connected with a rocker arm by a switch device to control the opening and closing of the doors and windows; generally, the switching device is composed of a motor, a reduction gear and an output gear, and a square rod for connecting the rocker arm is installed on the output gear. Because the stroke of the door and window switch is controlled by the working time of the motor, if the working time value of the motor is greater than the stroke required by the door and window switch, the door and window is easy to overtravel and move, so that the stroke of the door and window switch is controlled only by the motor, accurate control is difficult to realize, and the electric control adjustment of the motor is also difficult to realize; if the overtravel occurs, not only the structure of the door and window is easily damaged, but also the motor is damaged due to the overload of the motor caused by the resistance generated by the overtravel of the door and window.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a door/window switch device capable of precisely controlling the opening/closing stroke, which can effectively solve the problems of inaccurate and difficult electrical control adjustment of the existing door/window switch device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a door and window opening and closing device capable of accurately controlling opening and closing travel comprises a driving mechanism, a clutch mechanism, an output tooth sheet and a control switch;

the clutch mechanism comprises a positioning piece, a lower tooth plate, an upper tooth plate and a ball, wherein the lower tooth plate and the upper tooth plate are rotatably arranged on the positioning piece; the positioning piece is provided with a first shifting part, and the lower tooth piece is provided with a second shifting part; the ball is limited between the first shifting part and the second shifting part, and the second shifting part can shift the ball to be clamped on the upper tooth sheet by rotating the lower tooth sheet;

the output end of the driving mechanism is connected with a lower tooth plate, and the output tooth plate is connected with an upper tooth plate; the output toothed sheet is provided with a shifting head, and the control switch is arranged beside the output toothed sheet; the control switch is connected with the driving mechanism, and when the driving mechanism sequentially drives the clutch mechanism and the output toothed sheet to rotate, the shifting head touches the control switch to stop the driving mechanism.

As a preferred embodiment: the control switch and the shifting block are located at the same height, the control switch is provided with an elastic sheet, and the shifting block can be selectively connected with the elastic sheet.

As a preferred embodiment: one end of the output tooth sheet is provided with a first installation shaft, and the shifting block is fixedly installed on the first installation shaft.

As a preferred embodiment: the other end of the output tooth sheet is provided with a square shaft used for connecting a door and window rocker arm.

As a preferred embodiment: the first shifting part is arranged at the top of the positioning part, and the second shifting part is arranged at the top of the lower tooth sheet;

the first stirring part and the second stirring part are arranged at an upper-lower interval, and the distance between the bottom surface of the first stirring part and the top of the second stirring part is smaller than the diameter of the ball.

As a preferred embodiment: the first shifting part is provided with a moving guide groove and a magnetic part, and the ball is movably arranged in the moving guide groove;

go up the pick and be provided with the restricted concave position that supplies the ball block, this lower pick rotates and to make the second portion of stirring stir the ball and move the card in restricted concave position or provide magnetic attraction by the magnetism part and make the ball retract and move the guide slot.

As a preferred embodiment: the upper tooth piece is provided with a rotating cavity with a downward opening, and the first stirring part and the second stirring part are positioned in the rotating cavity; the limited concave position is arranged on the inner side surface of the rotary cavity, and the lower tooth sheet covers the opening of the rotary cavity.

As a preferred embodiment: the driving mechanism is connected with the lower tooth piece and the output tooth piece is connected with the upper tooth piece through a plurality of reduction gears.

As a preferred embodiment: the shell is provided with a containing cavity for installing parts;

the driving mechanism, the clutch mechanism, the output tooth plate and the control switch are sequentially arranged in a straight line in the accommodating cavity.

As a preferred embodiment: the clutch mechanism and the output tooth sheet are rotatably arranged in the accommodating cavity through bearings.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through the arranged shifting head and the control switch, in practical application, the rocker arm of the door and window is connected with the output toothed sheet, and the shifting head is arranged on the output toothed sheet; the angle between the shifting block and the control switch is adjusted to meet the stroke of the door and window rocker arm, and the shifting block and the control switch can be connected to stop working each time the driving mechanism is driven; the switch travel of the door and window is controlled by the switch, so that the electric control time of the driving mechanism does not need to be accurately controlled, and the electric control adjustment of the motor is facilitated; the mode of controlling the driving time of the motor by adopting the control switch is simpler, the accurate control of the door and window opening and closing stroke can be improved, and the popularization and the application are convenient;

meanwhile, through the arrangement of the simple control switch, the condition that the door and window moves in an overtravel way can be avoided, and the door and window structure and the driving mechanism are not easy to be damaged.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of a switching device according to a preferred embodiment of the present invention;

FIG. 2 is a partial schematic view of a switch device according to a preferred embodiment of the present invention;

FIG. 3 is an exploded view of the clutch mechanism of the preferred embodiment of the present invention;

fig. 4 is another exploded perspective view of the clutch mechanism according to the preferred embodiment of the present invention.

The attached drawings indicate the following:

10. drive mechanism 20 and clutch mechanism

21. Positioning piece 211 and first toggle part

212. Movable guide groove 213 and magnetic part

22. Lower tooth piece 221 and second toggle part

23. Upper tooth 231, limited recess

232. Rotating cavity 24, ball

30. Output tooth piece 31 and shifting block

32. First mounting shaft 33, square shaft

40. Control switch 41, shell fragment

50. Reduction gear 60, housing

61. A housing chamber 70 and a bearing.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which is a door/window opening/closing device capable of precisely controlling an opening/closing stroke, and includes a driving mechanism 10, a clutch mechanism 20, an output blade 30 and a control switch 40.

The clutch mechanism 20 includes a positioning member 21, a lower toothed plate 22, an upper toothed plate 23 and a ball 24, in the embodiment of the present application, the lower toothed plate 22 and the upper toothed plate 23 are rotatably mounted on the positioning member 21; the positioning piece 21 is provided with a first toggle part 211, and the lower tooth plate 22 is provided with a second toggle part 221; the ball 24 is limited between the first toggle part 211 and the second toggle part 221, and the rotation of the lower toothed plate 22 can make the second toggle part 221 toggle the ball 24 to be clamped on the upper toothed plate 23.

Specifically, the first toggle part 211 is disposed on the top of the positioning member 21, and the second toggle part 221 is disposed on the top of the lower blade 22; the first toggle part 211 and the second toggle part 221 are arranged at an interval from top to bottom, and the distance between the bottom surface of the first toggle part 211 and the top of the second toggle part 221 is smaller than the diameter of the ball 24. The first toggle portion 211 is provided with a moving guide groove 212 and a magnetic member 213, and the ball 24 is movably disposed in the moving guide groove 212; the assembly relationship between the first toggle part 211 and the second toggle part 221 is matched to achieve that the ball 24 only moves at the position of the moving guide groove 212; the movement of the balls 24 is limited so that the balls 24 have a specific movement path, which facilitates the electrically controlled adjustment of the driving mechanism 10, compared to the conventional clutch in which the balls 24 have no specific movement path.

To be more specific, the upper rack 23 is provided with a restricted recess 231 for the ball 24 to engage, and the lower rack 22 rotates to make the second toggle part 221 toggle the ball 24 to move and engage with the restricted recess 231 or make the ball 24 retract into the moving guide 212 by the magnetic attraction force provided by the magnetic attraction part 213. The upper tooth plate 23 is provided with a rotating cavity 232 with a downward opening, and the first toggle part 211 and the second toggle part 221 are located in the rotating cavity 232; the limited concave 231 is disposed on the inner side of the rotating cavity 232, and the lower blade 22 covers the opening of the rotating cavity 232.

The output end of the driving mechanism 10 is connected with a lower tooth plate 22, and the output tooth plate 30 is connected with an upper tooth plate 23; the output toothed sheet 30 is provided with a shifting block 31, and the control switch 40 is arranged beside the output toothed sheet 30; the control switch 40 is connected to the driving mechanism 10, and when the driving mechanism 10 sequentially drives the clutch mechanism 20 and the output teeth 30 to rotate, the dial 31 touches the control switch 40 to stop the driving mechanism 10.

In the embodiment of the present application, the control switch 40 and the dial 31 are located at the same height, the control switch 40 is provided with a spring 41, and the dial 31 can be selectively connected to the spring 41. In practical application, the rotating angle of the shifting head 31 is only needed to be adjusted to be matched with the opening and closing stroke of the door and the window; for example, the stroke of opening and closing the door and the window is 10mm, and the shifting block rotates 90 degrees to adapt to the stroke required by opening and closing the door and the window; the initial position of the dial 31 and the control switch 40 are set to 90 degrees, that is, the dial rotates 90 degrees and can touch the 41 elastic pieces

Further comprises a shell 60, wherein the shell 60 is provided with a containing cavity 61 for installing parts; the driving mechanism 10, the clutch mechanism 20, the output gear 30 and the control switch 40 are sequentially arranged in a straight line in the accommodating cavity 61; the clutch mechanism 20 and the output teeth 30 are rotatably mounted in the housing chamber 61 by a bearing 70. Specifically, the mode of arranging and installing in a straight line shape is adopted, the width of the device can be reduced, and the device is convenient to adapt and install on doors and windows with different specifications for use. The driving mechanism 10 is connected with the lower tooth piece 22 and the output tooth piece 30 is connected with the upper tooth piece 23 through a plurality of reduction gears 50, and the reduction gears can increase the torque force of the opening and closing device, so that the opening and closing processes of the transmission door and window are more stable and reliable.

One end of the output tooth sheet 30 is provided with a first mounting shaft 32, and the other end is provided with a square shaft 33 for connecting a door and window rocker arm; the toggle 31 is fixedly mounted on the first mounting shaft 32, and the square shaft 33 is exposed to the outside of the housing 60 through the housing to facilitate mounting of the swing arm.

The utility model discloses a design focus lies in: through the arranged shifting head and the control switch, in practical application, the rocker arm of the door and window is connected with the output toothed sheet, and the shifting head is arranged on the output toothed sheet; the angle between the shifting block and the control switch is adjusted to meet the stroke of the door and window rocker arm, and the shifting block and the control switch can be connected to stop working each time the driving mechanism is driven; the switch travel of the door and window is controlled by the switch, so that the electric control time of the driving mechanism does not need to be accurately controlled, and the electric control adjustment of the motor is facilitated; the mode of controlling the driving time of the motor by adopting the control switch is simpler, the accurate control of the door and window opening and closing stroke can be improved, and the popularization and the application are convenient;

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a door and window switching device that can accurate control opens and shuts the stroke which characterized in that: comprises a driving mechanism (10), a clutch mechanism (20), an output gear sheet (30) and a control switch (40);

the clutch mechanism (20) comprises a positioning piece (21), a lower toothed sheet (22), an upper toothed sheet (23) and balls (24), wherein the lower toothed sheet (22) and the upper toothed sheet (23) are rotatably arranged on the positioning piece (21); the positioning piece (21) is provided with a first toggle part (211), and the lower tooth plate (22) is provided with a second toggle part (221); the ball (24) is limited between the first toggle part (211) and the second toggle part (221), and the lower toothed sheet (22) is rotated to enable the second toggle part (221) to toggle the ball (24) to be clamped on the upper toothed sheet (23);

the output end of the driving mechanism (10) is connected with a lower toothed sheet (22), and the output toothed sheet (30) is connected with an upper toothed sheet (23); the output toothed sheet (30) is provided with a shifting head (31), and the control switch (40) is arranged beside the output toothed sheet (30); the control switch (40) is connected with the driving mechanism (10), and when the driving mechanism (10) sequentially drives the clutch mechanism (20) and the output toothed sheet (30) to rotate, the shifting head (31) touches the control switch (40) to stop the driving mechanism (10).

2. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 1, wherein: the control switch (40) and the shifting block (31) are located at the same height, the control switch (40) is provided with an elastic sheet (41), and the shifting block (31) can be selectively connected with the elastic sheet (41).

3. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 1, wherein: one end of the output tooth sheet (30) is provided with a first mounting shaft (32), and the shifting head (31) is fixedly mounted on the first mounting shaft (32).

4. A door and window opening and closing device capable of accurately controlling opening and closing stroke according to claim 3, characterized in that: the other end of the output tooth sheet (30) is provided with a square shaft (33) used for connecting a door and window rocker arm.

5. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 1, wherein: the first toggle part (211) is arranged at the top of the positioning part (21), and the second toggle part (221) is arranged at the top of the lower tooth piece (22);

the first toggle part (211) and the second toggle part (221) are arranged at an upper and lower interval, and the distance between the bottom surface of the first toggle part (211) and the top of the second toggle part (221) is smaller than the diameter of the ball (24).

6. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 1, wherein: the first toggle part (211) is provided with a moving guide groove (212) and a magnetic part (213), and the ball (24) can be movably arranged in the moving guide groove (212);

the upper toothed plate (23) is provided with a limited concave position (231) for clamping the ball (24), and the lower toothed plate (22) rotates to enable the second poking part (221) to poke the ball (24) to move and clamp the ball (24) in the limited concave position (231) or enable the magnetic attraction part (213) to provide magnetic attraction force to enable the ball (24) to retract into the moving guide groove (212).

7. A door and window opening and closing device capable of accurately controlling opening and closing strokes as claimed in claim 6, characterized in that: the upper tooth sheet (23) is provided with a rotating cavity (232) with a downward opening, and the first stirring part (211) and the second stirring part (221) are positioned in the rotating cavity (232); the limited concave position (231) is arranged on the inner side surface of the rotating cavity (232), and the lower tooth piece (22) covers the opening of the rotating cavity (232).

8. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 1, wherein: the driving mechanism (10) and the lower tooth plate (22) and the output tooth plate (30) and the upper tooth plate (23) are connected through a plurality of reduction gears (50).

9. The opening and closing device for doors and windows capable of accurately controlling opening and closing strokes as claimed in claim 8, wherein: further comprises a shell (60), the shell (60) is provided with a containing cavity (61) for installing parts;

the driving mechanism (10), the clutch mechanism (20), the output gear sheet (30) and the control switch (40) are sequentially arranged in the accommodating cavity (61) in a straight line.

10. A door and window opening and closing device capable of accurately controlling opening and closing stroke according to claim 9, characterized in that: the clutch mechanism (20) and the output tooth plate (30) are rotatably arranged in the accommodating cavity (61) through a bearing (70).