Locking structure of roller shutter screen window

Abstract

The utility model relates to the technical field of roller shutters and screen windows, in particular to a locking structure of a roller shutter and screen window, a handle lock comprises a shell fixed on the front face of a movable section bar and a shifting fork vertically sliding on the shell, a sliding area is arranged at the bottom of the front face of a handle, the shifting fork is connected with a pushing block through a connecting plate, and the pushing block is connected with the sliding area. The push block is arranged on the front face of the sliding area and protrudes out of the sliding area by sliding downwards, a rotating wheel is rotationally arranged between the shell and the connecting plate, an open hole is formed in the top of the rotating wheel, an inserting part capable of being inserted into the open hole is arranged at the position, located above the open hole, of the connecting plate, and the shifting fork moves downwards to unlock by pulling down the push block. At the moment, the state of the pushing block protrudes out of the sliding area, people can clearly know that the state is the unlocking state, therefore, when the screen window is closed, collision of a lock piece can be prevented, meanwhile, the arranged rotating wheel is used for abutting against the inserting part of the connecting plate, the connecting plate is prevented from sliding downwards, then the shifting fork can be prevented from sliding downwards to unlock, and safety performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of roller screen window, especially relates to a locking structure of roller screen window. BACKGROUND

[0002] Roller screen window, through rolling and unfolding screen curtain to control sunlight, sight and air, because it can hide in the frame under the opening state also called invisible screen window, it is usually composed of a rotating shaft and screen curtain connected on bearing, in addition to the basic anti-mosquito, sunshade, anti-theft and other functions, it also has the function of automatic rolling, therefore, it is widely welcomed, people all like to install screen window at home, it can prevent mosquitoes from entering while opening window sash to ventilate, and the existing roller screen window all adopts magnetic attraction mode to achieve closing effect, it mainly sets a magnet on the end face of movable section bar, sets another magnet on the face of window frame and movable section bar closed contact, such closed structure is simple, convenient to operate, but it can be opened by opening slightly, cannot play the role of locking;

[0003] In order to improve the locking effect, now there are also some other lock bodies instead of magnets, reference the utility model patent with publication (announcement) number CN220059400U: invisible screen window with lock hook device can be known, it is through setting handle on movable section bar, people can pull screen curtain through handle, at the same time, handle drives movable lock hook to move up and down, thereby cooperating with fixed lock hook of window frame, using the lock hook device can play good locking effect, and the structure appearance is simple, but handle slides up and down on movable section bar, and movable lock hook is driven by the up and down sliding of handle, but it is inconvenient to use, people are difficult to identify the up and down state of movable lock hook through handle, thereby causing lock piece collision damage, at the same time, the lock hook device does not have safety protection structure, screen curtain is automatically rolled back by rotating shaft, people can open it easily by pushing handle slightly, there is a security risk. UTILITY MODEL CONTENTS

[0004] The utility model provides a locking structure of roller screen window, to reach the purpose that people check the state of locking and unlocking, at the same time, provide safety protection structure, to reduce the security risk.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a locking structure of roller screen window, including the handle lock of setting in movable section bar front, the handle lock includes the casing of fixed in movable section bar front, and the shift fork of sliding in the casing, the bottom of handle front is equipped with sliding area, the shift fork is connected with push block through connecting plate, the push block sets up in sliding area front, and protrudes in sliding area through sliding down, the casing and connecting plate rotatably are provided with rotating wheel, the rotating wheel top has aperture, the connecting plate is provided with the insertion part of being inserted in aperture above aperture.

[0006] Further, the handle lock comprises a first lock installed on the window frame and a second lock installed on one side of the movable profile, the first lock and the second lock are matched with each other, and the fork is connected to the second lock.

[0007] Further, the bottom of the shell is provided with a bottom plate, the connecting plate is arranged between the shell and the bottom plate, and the bottom plate is provided with a channel for the fork to protrude and slide up and down.

[0008] Further, a plurality of positioning grooves are arranged in the front of the connecting plate in a ring shape, and the back of the rotating wheel is provided with a positioning assembly corresponding to the positioning grooves.

[0009] Further, a plurality of marks corresponding to the positioning grooves are arranged in the front of the rotating wheel in a ring shape, and the front of the shell is provided with a display area for displaying a single mark.

[0010] Compared with the prior art, the handle lock is arranged to replace the existing handle structure, the fork is lowered to be unlocked by the downward pushing block, at this time, the state of the pushing block is protruding from the sliding area, and people can clearly know that this is the unlocking state, so that the locking piece can be prevented from colliding when the screen window is closed, the rotating wheel is arranged to abut against the insertion part of the connecting plate, the connecting plate is prevented from sliding downward, and then the fork can be prevented from sliding downward to be unlocked, and the safety performance is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is an exploded view of the utility model.

[0012] Figure 2 It is a perspective view of the utility model.

[0013] Figure 3 It is a perspective view of the unlocking state of the utility model.

[0014] Figure 4 It is a structural schematic view of the connecting plate and the rotating wheel in the utility model.

[0015] Figure 5 It is an installation schematic view of the utility model.

[0016] In the drawing: handle lock 1, shell 2, fork 3, connecting plate 4, pushing block 5, rotating wheel 6, insertion part 41, positioning groove 44, opening 60, positioning assembly 61, mark 66, movable profile 70, window frame 80, display area 201, sliding area 202, opening 203, channel 210, second lock 701, first lock 801. DETAILED DESCRIPTION

[0017] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present utility model.

[0018] As shown in the drawings, the utility model discloses a lock structure of rolling screen screen window, including setting in the handle lock 1 of movable section bar 70 front, this handle lock 1 can directly cooperate with existing lock hook or lock point structure uses, the handle lock 1 including fixed in movable section bar 70 front casing 2 and the shift fork 3 that slides in the casing 2, the bottom of handle front is equipped with sliding area 202, the shift fork 3 is connected with the push block 5 through the connecting plate 4, the shift fork 3, connecting plate 4 and push block 5 are fixed connection structure, the push block 5 sets up in sliding area 202 front, and protrudes in sliding area 202 through the lower slide, realizes locking or unlocking through the up-down sliding of shift fork 3, for example, shift fork 3 lower slide is unlocking, shift fork 3 lower slide is push block 5 synchronous lower slide, so that push block 5 will protrude in sliding area 202, this time represents unlocking, the unlocking direction of this handle lock 1 is not limited, also can be set as upper slide shift fork 3 is unlocking, the casing 2 and connecting plate 4 between rotatoryly set up rotatory wheel 6, need to explain that casing 2 is opened in the side edge and has opening 203, part of rotatory wheel 6 will protrude in opening 203, for people to rotate, the rotatory wheel 6 top has the aperture 60, the connecting plate 4 is located in the aperture 60 top and is provided with the insertion portion 41 that can be inserted in the aperture 60, rotatory wheel 6 sets up in connecting plate 4 front, and is clamped through casing 2 and connecting plate 4, need to explain that rotatory wheel 6 is not connected with connecting plate 4, the aperture 60 for insertion portion 41 to enter that rotatory wheel 6 top sets up, when shift fork 3 and push block 5 lower slide, connecting plate 4 naturally lower slide, and then insertion portion 41 will move down to insertion portion 41 in, and under the locking state, rotatory wheel 6 is rotated, makes its top aperture 60 offset, and does not align insertion portion 41, the insertion portion 41 of this time because the abutment of rotatory wheel 6 cannot lower slide, so that ensure that push block 5 cannot lower slide and unlock, realize the improvement of safety performance.

[0019] The utility model discloses a lock structure of rolling screen screen window, through setting up handle lock 1 instead of existing handle structure, through the lower pull push block 5 and make shift fork 3 lower unlock, the state of push block 5 is protruding in sliding area 202 at this time, people can clearly know this for unlocking state, so that can prevent lock piece collision when closing screen window, and the rotatory wheel 6 for abutting insertion portion 41 of connecting plate 4 that setting up prevents connecting plate 4 lower slide, and then can prevent shift fork 3 lower slide and unlock, improve safety performance.

[0020] In the embodiment, the handle lock 1 comprises a first lock piece 801 mounted on the window frame 80 and a second lock piece 701 mounted on one side of the movable section bar 70, the other side of the movable section bar 70 away from the second lock piece 701 is mounted with a screen curtain, and the specific structure can refer to the existing roller screen window, the first lock piece 801 and the second lock piece 701 are matched with each other, the yoke 3 is connected to the second lock piece 701 through a transmission rod, the lock piece structure and the connection and mounting mode belong to the common technology of the existing doors and windows, the first lock piece 801 and the second lock piece 701 preferably adopt the existing lock points and lock seats, and the existing lock hooks can also be adopted, the first lock piece 801 and the second lock piece 701 are the same in number, preferably two, the yoke 3 is connected to the second lock piece 701 through a transmission rod and drives the second lock piece 701 to slide up and down so as to be locked or separated from the first lock piece 801.

[0021] In the embodiment, the bottom plate 21 is arranged at the bottom of the shell 2, the connecting plate 4 is arranged between the shell 2 and the bottom plate 21, the bottom plate 21 is provided with a channel 210 for the yoke 3 to protrude and slide up and down, and the shell 2 and the bottom plate 21 are connected to each other through screws, the yoke 3 is located in the channel 210 and slides up and down in the channel 210.

[0022] In the embodiment, a plurality of positioning grooves 44 are arranged in the front of the connecting plate 4 in a ring shape, the back of the rotating wheel 6 is provided with a positioning assembly 61 corresponding to the positioning grooves 44, the specific positioning assembly 61 comprises a spring and a positioning bead, the back of the rotating wheel 6 is provided with a groove, the spring is arranged in the groove and one end of the spring is provided with the positioning bead, the positioning bead is matched with each positioning groove 44 to position, when the rotating wheel 6 is rotated, the positioning bead on the back of the rotating wheel 6 is transferred from one positioning groove 44 to another positioning groove 44, so as to prevent the rotating wheel 6 from being rotated too much or too little in the angle; on this basis, a plurality of marks 66 corresponding to the positioning grooves 44 are arranged in the front of the rotating wheel 6 in a ring shape, the marks 66 can be directly replaced by different numbers or letters, each mark 66 corresponds to each positioning groove 44 in a one-to-one manner, the front of the shell 2 is provided with a display area 201 for displaying a single mark 66, the display area 201 is preferably arranged below the insertion part 41, when the opening 60 of the rotating wheel 6 is directly opposite to the insertion part 41, the mark 66 corresponding to the display area 201 is an unlocking mark 66.

[0023] The above embodiment is a preferred embodiment of the utility model, and any similar structure and equivalent changes made should belong to the protection scope of the utility model.

Claims

1. A locking structure for a roller blind screen, characterized in that: The handle lock is arranged on the front of the movable section, and comprises a housing fixed on the front of the movable section and a shift fork sliding up and down in the housing.

2. The locking structure of a roller screen window according to claim 1, wherein: The handle lock comprises a first lock arranged on the window frame and a second lock arranged on one side of the movable section, and the first lock and the second lock are matched with each other, and the shift fork is connected to the second lock.

3. The locking structure of a roller screen window according to claim 1, wherein: The housing is provided with a bottom plate, the connecting plate is arranged between the housing and the bottom plate, and the bottom plate is provided with a channel for the shift fork to protrude and slide up and down.

4. The locking structure of a roller screen window according to claim 1, wherein: The connecting plate is provided with a plurality of positioning grooves on the front surface, and the back surface of the rotating wheel is provided with a positioning assembly corresponding to the positioning grooves.

5. The lock structure of a roller screen window according to claim 4, wherein: The rotating wheel is provided with a plurality of marks corresponding to the positioning grooves on the front surface, and the housing is provided with a display area for displaying a single mark.

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