CN210768500U

CN210768500U - Locking device for rotary shutter

Info

Publication number: CN210768500U
Application number: CN201821736778.9U
Authority: CN
Inventors: 朱展文; 朱锦威; 刘绍星
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2020-06-16
Anticipated expiration: 2028-10-25

Abstract

The utility model discloses a rotatory shutter locking device, including the casement, the locking plate, rotatory handle, link gear and hasp, the locking plate is used for fixed mounting to window frame, rotatory handle pin joint is at the casement edge, rotatory handle is connected with the link gear transmission, link gear is used for changing the rotatory effort of rotatory handle into the drive power that is used for driving the hasp to remove along the length direction of locking plate, hasp slidable mounting is at the casement edge, the hasp has convex lock point, it has the gliding locked groove of confession lock point to open on the locking plate, the length direction of the edge locking plate in locked groove extends, the locking plate outside has the export with the locked groove intercommunication, in order to supply the lock point roll-off. The utility model discloses can effectively lock the casement, strengthen the leakproofness, promote the security.

Description

Locking device for rotary shutter

Technical Field

The utility model relates to a shutter relates to a rotatory shutter locking device particularly.

Background

Present rotatory shutter, install on the window frame, the window form that makes the window frame of intermediate position open and shut relatively of casement, however current rotatory shutter does not have special design locking device, but the handle that the dependence set up in the window below closes the locking, specifically be through the connecting rod of taking the handle, rotate each casement linkage, thereby each casement opens and shuts in the linkage, however, rotatory handle can not close each casement well when closing the casement, the casement is not enough for the leakproofness of window frame, have the rainwater infiltration when leading to raining, and only one handle connecting rod is used for tightly closing the contact, the security is relatively poor, the easy maloperation of indoor user leads to the casement to open.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a rotary blind locking device, which can effectively lock a window sash, enhance the sealing performance and improve the safety.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a rotatory shutter locking device, including the casement, the locking plate, rotatory handle, link gear and hasp, the locking plate is used for fixed mounting to window frame, rotatory handle pin joint is at the casement edge, rotatory handle is connected with the link gear transmission, link gear is used for changing the rotatory effort of rotatory handle into the drive power that is used for driving the hasp and removes along the length direction of locking plate, hasp slidable mounting is at the casement edge, the hasp has convex lock point, it has the supply lock point to wear into gliding locked groove to open on the locking plate, the length direction of the edge locking plate in locked groove extends, the locking plate outside has the export with the locked groove intercommunication, in order to supply the lock point roll-off.

Preferably, the locking plate is provided with at least two locking grooves, and each locking groove is correspondingly provided with a locking point and a corresponding window sash.

Preferably, at least one pair of said outlets are provided at the ends of adjacent locking slots which are either close to each other or far from each other.

Preferably, the lock catch comprises the lock point and a bottom plate, the lock point is cylindrical, the bottom of the lock point is fixed at the bottom, and the bottom plate is in sliding fit with the edge of the window sash.

Preferably, the lock catch is in sliding fit with the upper frame of the window sash, and correspondingly, the upper frame of the window sash is provided with a sliding groove for the lock catch to slide.

Preferably, the lower frame of the window sash is provided with the lock catch, the lower frame of the window sash is provided with the sliding groove in sliding fit with the corresponding lock catch, correspondingly, the lock sheet is correspondingly arranged on the lower side of the lower frame of the window sash, and the rotating handle is in transmission connection with the lock catch positioned on the lower frame of the window sash through the linkage mechanism.

Preferably, the link gear includes slider-crank mechanism, first connecting rod, the second connecting rod, first mounting bracket, the second mounting bracket, first flexible strip and the flexible strip of second, slider-crank mechanism has two upper and lower outputs that slide, first connecting rod and second connecting rod articulate respectively in two upper and lower outputs that slide, arrange about first mounting bracket and second mounting bracket are respectively and install in the side frame of casement, first connecting rod and second connecting rod correspond with first mounting bracket, second mounting bracket sliding connection, place first mounting bracket in first flexible strip and the flexible strip of second respectively, the second mounting bracket, and first connecting rod is connected with the hasp that is located the casement upper ledge through first flexible strip, the second connecting rod is connected with the hasp that is located the casement lower ledge through the flexible strip of second.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a configuration locking plate and with the locked groove complex lock point of locking plate to through the rotation handle of setting on the casement, just can control the removal of lock point, and then lock the casement on the length direction of following the locking plate, make the casement better for the planarization of window frame, stability, so that the casement is better for the leakproofness of window frame, can effectively prevent the rainwater infiltration, moreover, because the casement is simply locked, make indoor user can not open the casement at will, the security is better.

Drawings

Fig. 1 is an exploded view of the locking device of the rotary blind of the present invention;

FIG. 2 is an exploded view of the linkage mechanism of the present invention;

FIG. 3 is a schematic view of the rotary blind locking device of the present invention in the open state of the sash;

FIG. 4 is a schematic view of the rotary blind locking device of the present invention in the locked position when the sash is being closed;

FIG. 5 is a schematic view of the locking point position of the locking device of the present invention when one of the sashes is locked;

fig. 6 is a schematic view of the locking point position of the locking device of the rotary blind of the present invention when the locking device is locked by another window sash.

In the figure: 1. a window sash; 2. a locking plate; 21. locking the groove; 22. an outlet; 3. rotating the handle; 4. a linkage mechanism; 41. a first link; 42. a second link; 43. a first mounting bracket; 44. a second mounting bracket; 5. locking; 51. locking points; 52. a base plate; 6. a window frame.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

A locking device for a rotary blind as shown in fig. 1-2, comprising a window sash 1, a locking plate 2, a rotary handle 3, a linkage mechanism 4 and a lock catch 5, wherein the locking plate 2 is fixedly mounted on a window frame 6, the rotary handle 3 is pivoted on the edge of the window sash 1, the rotary handle 3 is in transmission connection with the linkage mechanism 4, the linkage mechanism 4 is used for converting the rotary acting force of the rotary handle 3 into a driving force for driving the lock catch 5 to move along the length direction of the locking plate 2, the lock catch 5 is slidably mounted on the edge of the window sash 1, the lock catch 5 is provided with a convex locking point 51, the locking plate 2 is provided with a locking groove 21 for the locking point 51 to penetrate into and slide, the locking groove 21 extends along the length direction of the locking plate 2, and the outer side of the locking plate 2 is provided with an outlet 22.

Through configuration locking plate 2 and with locking groove 21 complex lock point 51 of locking plate 2, thereby through setting up rotation handle 3 on casement 1, just can control the removal of lock point 51, and then lock casement 1 on the length direction of following locking plate 2, make casement 1 for window frame 6's planarization, stability is better, so that casement 1 is better for window frame 6's leakproofness, can effectively prevent the rainwater infiltration, and, because casement 1 is simply locked, make indoor user can not open casement 1 at will, the security is better.

The linkage mechanism 4 can convert the rotating acting force of the rotating handle 3 into the sliding acting force of the lock catch 5 relative to the edge of the window sash 1, and can be realized by adopting a cord transmission mode, a link mechanism mode and the like.

As shown in fig. 2, the preferred linkage mechanism 4 of this embodiment includes a slider-crank mechanism, a first connecting rod 41, a second connecting rod 42, a first mounting frame 43, a second mounting frame 44, a first flexible strip and a second flexible strip, the slider-crank mechanism has two sliding output ends, the first connecting rod 41 and the second connecting rod 42 are respectively hinged to the two sliding output ends, the first mounting frame 43 and the second mounting frame 44 are respectively arranged on the side frame of the window sash 1, the first connecting rod 41 and the second connecting rod 42 are respectively connected with the first mounting frame 43 and the second mounting frame 44 in a sliding manner, the first flexible strip and the second flexible strip are respectively embedded in the first mounting frame 43 and the second mounting frame 44, and the first connecting rod 41 is connected with the lock catch 5 positioned on the upper frame of the window sash 1 through a first flexible strip, and the second connecting rod 42 is connected with the lock catch 5 positioned on the lower frame of the window sash 1 through a second flexible strip. The crank-slider mechanism comprises a crank and a slider mechanism, the crank-slider mechanism is arranged in the installation position of the rotating handle 3 relative to the window sash 1, the first connecting rod 41 and the second connecting rod 42 are driven to move in a back-to-back sliding mode through the two slider mechanisms as sliding output ends, and then under the driving of the first flexible strip and the second flexible strip, the moving acting force is turned and transferred to the lock catch 5 of the upper frame and the lower frame of the window sash 1, so that the lock catch 5 correspondingly slides.

As shown in fig. 3 and 4, the outlet 22 is provided to facilitate the locking point 51 to disengage the locking plate 2 from the outlet 22 when the locking point 51 follows the opening or closing of the window sash 1, and the locking point 51 is guided by the outlet 22 and the locking groove 21 to facilitate the locking and opening operations.

In a preferred embodiment, the lock catch 5 is slidably engaged with the upper frame of the window sash 1, and correspondingly, the upper frame of the window sash 1 is provided with a sliding groove for sliding the lock catch 5.

In order to lock the window sash 1 more firmly, in this embodiment, it is preferable that the locking plate 2 and the lock catch 5 are distributed at positions corresponding to the upper frame and the lower frame of the window sash 1, that is, not only the upper frame of the window sash 1, but also the lower frame of the window sash 1 is provided with the lock catch 5, and the lower frame of the window sash 1 is provided with the sliding slot in sliding fit with the corresponding lock catch 5, and correspondingly, the locking plate 2 is correspondingly arranged at the lower side of the lower frame of the window sash 1, and the rotating handle 3 is in transmission connection with the lock catch 5 located at the lower frame of the window sash 1 through the linkage mechanism 4, so as to form a locking action at the upper and lower. The lock catch 5 of this embodiment comprises the lock point 51 and the bottom plate 52, the lock point 51 is cylindrical and is easier to be guided into the lock groove 21, the bottom of the lock point 51 is fixed at the bottom, and the bottom plate 52 is slidably fitted to the edge of the window sash 1 to form a sliding connection with the window sash 1.

In order to match the corresponding locking of a plurality of sashes 1 of the rotary blind, as shown in fig. 3 and 4, the locking plate 2 of the present embodiment has at least two locking grooves 21, each locking groove 21 is correspondingly configured with a locking point 51 and a corresponding sash 1, and the number of the locking grooves 21 is correspondingly matched with the number of the sashes 1, so that each sash 1 obtains an independent locking function. As shown in fig. 5 and 6, in order to further improve the locking stability and prevent the locking points 51 from slipping off relative to the locking grooves 21, in this embodiment, at least one pair of the outlets 22 is disposed at one end of the adjacent locking grooves 21 close to each other or one end of the adjacent locking grooves 21 away from each other, so that after the handle 3 is rotated, the locking points 51 of the two adjacent sashes 1 move relative to each other or move away from each other through the linkage of the linkage mechanism 4, so as to obtain the mutual locking force between the two adjacent sashes 1, so that the locking of the sashes 1 is firmer, and the sealing performance is improved more significantly.

The embodiments of the present invention are not limited to the above embodiments, and according to the above-mentioned contents of the present invention, the common technical knowledge and conventional means in the field are utilized, and on the premise of not departing from the above basic technical idea of the present invention, and not conflict, the above embodiments can also make other modifications, replacements or combinations in various forms, all falling within the scope of the present invention.

Claims

1. The utility model provides a rotatory shutter locking device, a serial communication port, including the casement, the locking plate, rotatory handle, link gear and hasp, the locking plate is used for fixed mounting to window frame, rotatory handle pin joint is at the casement edge, rotatory handle is connected with the link gear transmission, link gear is used for changing the rotatory effort of rotatory handle into the drive power that is used for driving the hasp to remove along the length direction of locking plate, hasp slidable mounting is at the casement edge, the hasp has convex lock point, it has the supply lock point to wear gliding locked groove to open on the locking plate, the length direction of the edge locking plate in locked groove extends, the locking plate outside has the export with the locked groove intercommunication, in order to supply the lock point roll-off.

2. A rotary blind locking device according to claim 1, wherein the locking plate has at least two locking grooves, each locking groove being provided with a locking point and a corresponding sash.

3. A rotary blind locking device according to claim 2, wherein at least one pair of said outlets are provided at either one of mutually adjacent ends or one of mutually remote ends of adjacent locking slots.

4. A rotary blind locking device according to claim 1, wherein the catch comprises said locking point and a base plate, the locking point being cylindrical, the bottom of the locking point being fixed to the base, the base plate being slidably engaged with the sash edge.

5. A rotary blind locking device according to any one of claims 1 to 4, wherein the catch is slidably engaged with the upper rim of the sash, and correspondingly, the upper rim of the sash is provided with a sliding groove for sliding movement of the catch.

6. A locking device of a rotary blind according to claim 5, characterized in that the lower frame of the sash is provided with said lock catches, the lower frame of the sash is provided with said slide grooves which are in sliding fit with the corresponding lock catches, correspondingly, the lock pieces are correspondingly provided on the lower side of the lower frame of the sash, and the rotary handle is in driving connection with the lock catches located on the lower frame of the sash via a linkage mechanism.

7. A rotary blind locking device according to claim 6, characterized in that the linkage mechanism comprises a slider-crank mechanism, a first connecting rod, a second connecting rod, a first mounting frame, a second mounting frame, a first flexible strip and a second flexible strip, the slider-crank mechanism has an upper and a lower two sliding outputs, the first connecting rod and the second connecting rod are hinged to the upper and the lower two sliding outputs respectively, the first mounting frame and the second mounting frame are respectively arranged on the side frames of the sashes from top to bottom, the first connecting rod and the second connecting rod correspond to the first mounting frame and are slidably connected to the second mounting frame, the first mounting frame and the second mounting frame are respectively arranged in the first flexible strip and the second flexible strip, the first connecting rod is connected with the latch on the upper frame of the sashes through the first flexible strip, and the second connecting rod is connected with the latch on the lower frame of the sashes through the second flexible strip.