CN218991424U

CN218991424U - Electric shutter

Info

Publication number: CN218991424U
Application number: CN202222877939.9U
Authority: CN
Inventors: 药磊; 郭卫兵
Original assignee: Shanxi Topohoneycomb Intelligent Manufacturing Co ltd
Current assignee: Shanxi Topohoneycomb Intelligent Manufacturing Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-09
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the technical field of shutters, in particular to an electric shutter which comprises a frame and a plurality of shutters, the plurality of shutters are arranged in parallel, and two ends of each shutter are respectively hinged with the frame; one end of each shutter is connected with the gear rack mechanism, and the other end of each shutter is connected with the connecting rod structure; the gear rack mechanism comprises an electric push rod, gears and racks, wherein the racks are in sliding connection with the frame, two ends of the electric push rod are respectively hinged or fixedly connected with the racks and the frame, a plurality of gears are arranged, one end of each shutter is fixedly provided with one gear, and each gear is meshed with the rack; the rack is a tooth-missing rack. The structure of the tooth-missing rack is adopted, and all gears are meshed with teeth on the tooth group when being opened, so that all gears and the shutter are driven to rotate, and adjustment is realized; when the gear is positioned at the interval of each tooth group, the gear is not meshed with the tooth group, and each shutter is quickly closed under the action of gravity.

Description

Electric shutter

Technical Field

The utility model belongs to the technical field of shutters, and particularly relates to an electric shutter.

Background

The electric shutter is more convenient to use than a manual shutter the device is flexible in that, can be used in offices, families and ventilation places, and has good use effect. The common electric shutter uses an electric push rod as a power source and drives each hundred She Kaige through a gear transmission mechanism or a connecting rod mechanism; however, the speed of each shutter is the same when opened, and in some scenes, quick closing and slow adjustment are often required; therefore, the shutter cannot realize quick and slow opening (adjustment) at present.

The reason is mainly that the electric push rod does not have a speed regulation function, and can be realized only by being provided with an additional speed regulator, so that the electric push rod is fast and slow to open; the speed regulator increases the cost, so it is necessary to provide a mechanical structure to realize the quick-closing and slow-opening.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an electric shutter which is opened and closed quickly and slowly through a mechanical mechanism.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an electric shutter comprises a frame and a plurality of shutters, wherein the shutters are arranged in parallel, and two ends of each shutter are respectively hinged with the frame; one side of the frame is provided with a gear rack driving mechanism, and the other side of the frame is provided with a connecting rod mechanism; one end of each shutter is connected with the gear rack mechanism, and the other end of each shutter is connected with the connecting rod mechanism; the gear rack mechanism comprises an electric push rod, gears and racks, wherein the racks are in sliding connection with the frame, two ends of the electric push rod are respectively hinged or fixedly connected with the racks and the frame, a plurality of gears are arranged, one end of each shutter is fixedly provided with one gear, and each gear is meshed with the rack; the rack is a tooth-missing rack, tooth groups are arranged on the rack, the number of the tooth groups corresponds to that of the gears, and intervals are reserved among the tooth groups.

The connecting rod mechanism comprises a plurality of linkage rods and connecting plates, wherein one linkage rod is fixed at the other end of each shutter, and each linkage rod is hinged with each connecting plate.

The device also comprises a force storage component, wherein the force storage component comprises a shell and a push rod, the push rod is in sliding connection with the shell, a spring is arranged between the push rod and the shell, and two ends of the spring are respectively propped against one end of the push rod and the shell; the shell is fixed on the connecting plate, and the other end of the ejector rod can be abutted with the frame body.

The other end of the ejector rod is rotationally connected with a wheel body.

The rack comprises an upper rack and a driving plate, the tooth group is arranged on the upper rack, the driving plate is connected with the upper rack in a detachable mode, and the electric push rod is connected with the driving plate.

The driving plate is connected with the upper rack through bolts.

The upper rack is n-shaped.

An upper rain shield is fixed at the upper end of the frame, the lower end of the frame is fixed with a lower rain shield.

The lower baffle plate the shape is L-shaped.

The gear is fixedly inserted into one end of the shutter.

Compared with the prior art, the utility model has the beneficial effects that:

the structure of the tooth-missing rack is adopted, and all gears are meshed with teeth on the tooth group when being opened, so that all gears and the shutter are driven to rotate, and adjustment is realized; when the gear is positioned at the interval of each tooth group, the gear is not meshed with the tooth group, and each shutter is quickly closed under the action of gravity.

In order to improve the closing speed of each shutter, when the gear is not meshed with the tooth group, the spring in the force storage component releases elastic potential energy, so that each shutter is pushed to be closed quickly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a split construction of the present utility model;

FIG. 3 is a schematic view of the sliding connection of the rack and the frame of the present utility model;

FIG. 4 is a side cross-sectional view of the present utility model;

FIG. 5 is a schematic view of the connection structure of the shutter and the rack and pinion driving mechanism of the present utility model;

FIG. 6 is a schematic view of the rack and pinion drive mechanism of the present utility model;

FIG. 7 is a schematic diagram of a connection state of the power storage assembly of the present utility model;

FIG. 8 is a schematic view of the internal structure of the power storage assembly of the present utility model;

FIG. 9 is a schematic view of the structure of the rack of the present utility model;

wherein: the novel rain shield comprises a frame 1, a shutter 2, a rack-and-pinion driving mechanism 3, a connecting rod mechanism 4, an electric push rod 5, a gear 6, a rack 7, a tooth group 8, a linkage rod 9, a connecting plate 10, a power storage component 11, a shell 12, a push rod 13, a spring 14, a wheel body 15, an upper rack 16, a driving plate 17, a supporting pad 18, a supporting column 19, a baffle 20, an upper rain shield 21 and a lower rain shield 22.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 9, an electric shutter comprises a frame 1 and a plurality of shutters 2, wherein the shutters 2 are arranged in parallel, two ends of each shutter 2 are respectively hinged with the frame 1, two ends of each shutter 2 are provided with corresponding hinge shafts, the hinge shafts can penetrate through the frame 1 to extend out, the frame 1 is provided with corresponding through holes, and each shutter 2 can rotate.

A gear rack driving mechanism 3 is arranged on one side of the frame 1, and a connecting rod mechanism is arranged on the other side of the frame 1; one end of each shutter 2 is connected with a gear rack mechanism, and the other end of each shutter 2 is connected with a connecting rod mechanism. All the shutters 2 can be driven to rotate through a gear rack mechanism.

The gear rack mechanism comprises an electric push rod 5, a gear 6 and a rack 7, wherein the rack 7 is in sliding connection with the frame 1, and two ends of the electric push rod 5 are respectively hinged or fixedly connected with the rack 7 and the frame 1; preferably in a hinged manner.

The gears 6 are provided with a plurality of gears 6, one end (a hinge shaft) of each shutter 2 is fixed with one gear 6, and each gear 6 is meshed with the rack 7; the rack 7 is a tooth-missing rack 7, the tooth groups 8 are arranged on the rack, the number of the tooth groups 8 corresponds to the number of the gears 6, and intervals are reserved among the tooth groups 8.

When the shutter is used, the rod body of the electric push rod 5 stretches to push the rack 7 to move, and the gear 6 set on the rack 7 is meshed with each gear 6, so that each gear 6 and the shutter 2 are driven to rotate and close; when the rod body of the electric push rod 5 continues to extend, each interval is opposite to the gear 6, namely the rack 7 is not meshed with the gear 6, and each shutter 2 is rapidly closed under the action of gravity. When the rod body of the electric push rod 5 is retracted, the gear 6 group component on the rack 7 is meshed with each gear 6, so that each shutter 2 is driven to be gradually opened.

Specific: the sliding connection of the rack 7 with the frame 1 can be achieved by various structures, such as: a corresponding chute structure or the like may be provided on the frame 1. The sliding connection is preferably realized in a manner that a support column 19 is fixed on the frame 1, the support column 19 can extend into a waist-shaped hole arranged on the rack 7, and the diameter of the support column 19 is smaller than the inner diameter of the waist-shaped hole; meanwhile, the baffle 20 is fixed on the frame 1, the rack 7 is blocked by the baffle 20 to prevent the rack from falling out, and the supporting pad 18 is fixed between the baffle 20 and the frame 1, and the thickness of the supporting pad 18 is larger than that of the gear 6 and the rack 7, so that the movement of the rack 7 is not influenced. The fixing mode can adopt common fixing connection modes such as bolt connection, rivet connection, welding, bonding and the like.

Further, the link mechanism 4 includes a link lever 9 and a connection plate 10, the link lever 9 is provided with a plurality of, the other end (hinge shaft) of each louver is fixed with one link lever 9, and each link lever 9 is hinged with the connection plate 10. The double safety function can be achieved by arranging the link mechanism 4, and when a certain gear 6 group is damaged, the link mechanism 4 can still realize the linkage between the shutters 2.

Further, although closing between the louvers 2 can be achieved by gravity, in order to increase the speed; the power storage assembly 11 is further arranged, the power storage assembly 11 comprises a shell 12 and a push rod 13, the push rod 13 is connected with the shell 12 in a sliding mode, a spring 14 is arranged between the push rod 13 and the shell 12, and two ends of the spring 14 are respectively propped against one end of the push rod 13 and the shell 12; the shell 12 is fixed on the connecting plate 10, and the other end of the ejector rod 13 can be abutted with the frame body.

When the electric push rod 5 drives the rack 7 to move, each shutter 2 drives the connecting plate 10 to move through the linkage rod 9, so that the push rod 13 is pushed to retract the compression spring 14; when the rack 7 is not meshed with the gear 6, the spring 14 releases elastic potential energy, the ejector rod 13 pushes the connecting plate 10 to move, and then the shutter 2 is driven to rotate and close through the linkage rod 9.

Further, in order to reduce friction between the jack 13 and the frame 1, a wheel body 15 is rotatably connected to the other end of the jack 13.

Further, for convenient replacement, the rack 7 includes an upper rack 16 and a drive plate 17, the tooth set 8 is disposed on the upper rack 16, the drive plate 17 is detachably connected with the upper rack 16, and the electric push rod 5 is connected with the drive plate 17. When the upper rack 16 is damaged due to missing teeth, the upper teeth can be removed and replaced; meanwhile, the rack 7 without teeth can be replaced as required.

Further, the driving plate 17 is preferably connected to the upper rack 16 by bolts. Specific: through holes are arranged at the left and right ends of the upper rack 16, and corresponding threaded through holes are arranged at the left and right ends of the driving plate 17.

Further, the upper rack 16 is n-shaped.

Further, an upper rain shield 21 is fixed to the upper end of the frame 1, and a lower rain shield 22 is fixed to the lower end of the frame 1, thereby playing a certain role in shielding the rain. Specific: the frame 1 is a placement frame, and is formed by fixedly connecting four plates, namely an upper plate, a lower plate, a left plate and a right plate.

Further, the lower weather shield 22 is preferably shaped like an "L".

Further, the gear 6 is fixedly inserted into one end of the shutter 2, and specifically, a hexagonal prism can be arranged at the end of the shutter 2, and a hexagonal hole is formed in the gear 6.

The preferred embodiments of the present utility model have been described in detail, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model, and the various changes are included in the scope of the present utility model.

Claims

1. An electric shutter comprises a frame (1) and a plurality of shutters (2), wherein the shutters (2) are arranged in parallel, and two ends of each shutter (2) are respectively hinged with the frame (1); the method is characterized in that: one side of the frame (1) is provided with a gear rack driving mechanism (3), and the other side of the frame (1) is provided with a connecting rod mechanism (4); one end of each shutter (2) is connected with the gear rack mechanism, and the other end of each shutter (2) is connected with the connecting rod mechanism (4); the gear rack mechanism comprises an electric push rod (5), gears (6) and racks (7), wherein the racks (7) are in sliding connection with the frame (1), two ends of the electric push rod (5) are respectively hinged or fixedly connected with the racks (7) and the frame (1), the gears (6) are provided with a plurality of, one end of each shutter (2) is fixedly provided with one gear (6), and each gear (6) is meshed with the racks (7); the rack (7) is a tooth-missing rack (7), tooth groups (8) are arranged on the rack, the number of the tooth groups (8) corresponds to the number of the gears (6), and intervals are reserved among the tooth groups (8).

2. An electrically powered blind according to claim 1, wherein: the connecting rod mechanism (4) comprises a plurality of connecting rods (9) and connecting plates (10), wherein the connecting rods (9) are arranged, one connecting rod (9) is fixed at the other end of each shutter, and each connecting rod (9) is hinged with each connecting plate (10).

3. An electric blind according to claim 1 or 2, characterized in that: the hydraulic power generation device further comprises a power storage component (11), wherein the power storage component (11) comprises a shell (12) and a push rod (13), the push rod (13) is in sliding connection with the shell (12), a spring (14) is arranged between the push rod (13) and the shell (12), and two ends of the spring (14) respectively prop against one end of the push rod (13) and the shell (12); the shell (12) is fixed on the connecting plate (10), and the other end of the ejector rod (13) can be propped against the frame (1).

4. An electrically powered blind according to claim 3, wherein: the other end of the ejector rod (13) is rotationally connected with a wheel body (15).

5. An electrically powered blind according to claim 1, wherein: the rack (7) comprises an upper rack (16) and a driving plate (17), the tooth group (8) is arranged on the upper rack (16), the driving plate (17) is detachably connected with the upper rack (16), and the electric push rod (5) is connected with the driving plate (17).

6. An electrically powered blind according to claim 5, wherein: the driving plate (17) is connected with the upper rack (16) through bolts.

7. An electrically powered blind according to claim 5 or 6, wherein: the upper rack (16) is n-shaped.

8. An electrically powered blind according to claim 1, wherein: an upper rain shield (21) is fixed at the upper end of the frame (1), and a lower rain shield (22) is fixed at the lower end of the frame (1).

9. An electrically powered blind according to claim 8, wherein: the lower rain shield (22) is L-shaped.

10. An electrically powered blind according to claim 1, wherein: the gear (6) is fixedly inserted into one end of the shutter (2).