TWI750692B - Locking structure for airtight doors and windows - Google Patents

Abstract

A locking structure for airtight doors and windows, which includes a fixed frame and an opening and closing fan, the fixed frame is provided with at least one stopper, the opening and closing fan is provided with a moving plate, and the moving plate is provided with at least one the positioning block, and the moving plate can be driven by a driving handle. When the moving plate moves to a closed position, the positioning blocks can be locked and positioned with the stoppers respectively, so that the opening and closing edges of the opening and closing fan are in close contact with the fixing frame to form an airtight At this time, through the lock body of a lock, the lock tongue is driven to protrude into the through hole of the moving plate, so that the moving plate can be fixed in the closed position, so as to avoid damage to the opening and closing fan due to the collision of the driving handle and the airtight state between the fixed frame.

Description

Locking structure of airtight doors and windows

The invention relates to an airtight door and window, especially a locking structure is provided on the airtight door and window.

The openings reserved on the building are generally provided with door panels or windows for people to enter and exit or for indoor and outdoor ventilation. In addition, in order to further block outdoor wind, rain, smoke and noise, more and more people choose airtight doors or airtight windows with good sealing effect.

One of the airtight doors and windows of the prior art, as shown in the Taiwan Certificate No. I416005 "Lock Structure that Can Be Opened in Sections", has a fixed frame, an opening and closing fan and a locking device. The fixing frame is fixed on the inner side of the opening of the building, and a plurality of stoppers are arranged at intervals along the longitudinal direction on the side surface of the inner ring of the fixing frame. The opening and closing fan is arranged on the inner side of the fixing frame, and two opposite sides of the opening and closing fan are respectively a pivoting edge pivotally connected with the fixing frame and an opening and closing edge equipped with the locking device. The locking device includes a moving plate and a handle group. The moving plate is an elongated plate body, and a plurality of positioning blocks are arranged at intervals along the longitudinal direction. A driving handle of the handle group is connected to the moving plate and can drive the moving plate. The moving plate moves back and forth between a closed position and an open position.

When the moving plate moves to the closed position, the positioning blocks and the stoppers are locked and positioned with each other, and the positioning blocks and the stoppers are locked with each other, so that the opening and closing fan can be locked. The opening and closing edges are in close contact with the fixing frame to form an airtight effect; when the moving plate moves to the opening position, the positioning blocks are separated from the stoppers, so that the opening and closing fan can be fixed relative to the opening and closing fan. box on.

However, although the above-mentioned airtight doors and windows of the prior art can form an airtight effect of close contact between the opening and closing fan and the fixing frame after being closed, they lack the airtight doors and windows that can fix the airtight doors and windows in an airtight state. structure, so that when the drive handle is bumped for various reasons, it may be forced to turn And drive the moving plate to move, so that the airtight state between the opening and closing fan and the fixed frame is no longer. As mentioned above, the above-mentioned prior art airtight doors and windows still need to be further improved.

In view of the aforementioned problems in the prior art, the purpose of the present invention is to provide a locking structure for an airtight door and window, which can lock the airtight door and window in an airtight state.

In order to achieve the above-mentioned creative purpose, the technical means adopted in the present invention is to make the locking structure of an airtight door and window include: a fixing frame, which is a hollow frame body, and at least a A stopper; an opening and closing fan, which is arranged on the inner side of the fixed frame, the opposite two sides of the opening and closing fan are respectively a pivoting edge and an opening and closing edge, and the pivoting edge of the opening and closing fan is connected to the The fixed frames are pivotally connected to each other; a latch assembly is installed on the opening and closing fan, the latching assembly includes a moving plate, and the moving plate is movably installed on the opening and closing sides of the opening and closing fan, The moving plate is provided with a through hole, and at least one positioning block is fixed at intervals on the moving plate; a handle set is installed on the opening and closing side of the opening and closing fan and has a driving handle, the driving handle and the moving plate Connected, when the handle is turned, it can drive the moving plate to move back and forth between a closed position and an open position; a lock is installed on the opening and closing edge of the opening and closing fan, and has a lock body and A lock tongue, the lock body is embedded in the opening and closing edge of the opening and closing fan, the lock tongue is connected with the lock body and can be driven by the lock body to protrude into the through hole of the moving plate, so as to fix the movement The position of the plate, or the lock tongue can be retracted and separated from the through hole of the moving plate through the driving of the lock body.

The at least one stopper can include a plurality of stoppers, and the stoppers are arranged at intervals on the side surface of the inner ring of the fixing frame; The at least one positioning block can include a plurality of positioning blocks, and the positioning blocks are arranged at intervals on the moving plate of the latching assembly.

The lock body can be a cylinder lock.

With the above-mentioned design, when the driving handle is rotated to drive the moving plate to move to a closed position, the positioning blocks can be locked and positioned with the stoppers respectively, so that the opening and closing of the opening and closing fan can be achieved. The edge is closely connected with the fixed frame to form an airtight effect. At this time, the lock body drives the lock tongue to protrude into the through hole of the moving plate, so that the moving plate can be fixed in the closed position, so as to achieve The problem of breaking the airtight state between the opening and closing fan and the fixed frame due to the collision of the driving handle is avoided. Furthermore, since the deadbolt of the lock is directly fixed on the moving plate, so that the mobile plate cannot move, instead of being fixed on the fixed frame like a traditional lock, there is no need to further set the deadbolt on the fixed frame. Holes to ensure the airtight effect of the airtight doors and windows.

10: Fixed frame

11: Stopper

20: Opening and closing fan

21: Pivot Edge

22: Opening and closing edges

30: Card assembly

31: Mobile board

32: Perforation

33: Positioning block

40: handle set

41: Drive handle

50: Locks

51: lock body

52: Lock tongue

Figure 1 is a front view of the present invention in a closed position.

Figure 2 is an enlarged front view of the present invention in a closed position.

Figure 3 is an enlarged front view of the present invention in the open position.

4 is a schematic side view of the stopper, the latch assembly and the lock in the closed position of the present invention.

FIG. 5 is a schematic side view of the stopper, the latch assembly and the lock in the open position of the present invention.

FIG. 6 is a three-dimensional external view of the moving board of the present invention.

The technical means adopted by the present invention to achieve the predetermined creation purpose are further described below with reference to the drawings and preferred embodiments of the present invention.

Referring to FIG. 1 , the locking structure of the airtight door and window of the present invention includes a fixing frame 10 , an opening and closing fan 20 , a latch assembly 30 , a handle set 40 and a lock 50 .

The fixing frame 10 is a hollow frame body, which is used to be fixed on the inner side of the opening of the building. At least one stopper 11 is fixed on an inner ring side of the fixing frame 10 at a longitudinal interval.

The opening and closing fan 20 can be a window sash or a door leaf, which is attached to the inner side of the fixing frame 10 and is surrounded by the fixing frame 10 . The opposite sides of the opening and closing fan 20 are a pivot edge 21 and an opening, respectively. The closing edge 22, the pivoting edge 21 of the opening and closing fan 20 and the fixing frame 10 are pivotally connected to each other, the opening and closing edge 22 of the opening and closing fan 20 faces the aforesaid fixing frame 10 with the at least one stopper 11. side.

Further referring to FIGS. 2 , 3 and 6 , the latch assembly 30 is installed on the opening and closing fan 20 , and the latch assembly 30 includes a moving plate 31 , and the moving plate 31 is an elongated plate body. It is installed on the opening and closing edge 22 of the opening and closing fan 20 so as to be movable up and down longitudinally. A through hole 32 is formed on the moving plate 31, and at least one positioning block 33 is fixed on the moving plate 31 at intervals along the longitudinal direction. The at least one positioning block 33 protrudes toward the side of the fixing frame 10 where the at least one stopper 11 is provided.

In a specific embodiment of the present invention, the aforementioned at least one stopper 11 includes a plurality of stoppers 11 , and the stoppers 11 are arranged at intervals along the longitudinal direction on the inner ring side of the fixing frame 10 ; correspondingly, the aforementioned At least one positioning block 33 includes a plurality of positioning blocks 33 , and the positioning blocks 33 are arranged at intervals along the longitudinal direction on the moving plate 31 of the latching assembly 30 . The above-mentioned plurality of spaced-apart stop members 11 and the positioning blocks 33 are mutually locked, so that the stability of the combination between the fixed frame 10 and the opening and closing fan 20 can be improved.

Further referring to FIGS. 4 and 5 , the handle set 40 is installed on the opening and closing side 22 of the opening and closing fan 20 , and the handle set 40 has a driving handle 41 , and the driving handle 41 is connected with the moving plate 31 . , when the handle 41 is rotated, the moving plate 31 can be driven to move back and forth longitudinally up and down between a closed position and an open position.

The lock 50 is installed on the opening and closing edge 22 of the opening and closing fan 20, and has a lock body 51 and a lock tongue 52. The lock body 51 is embedded in the opening and closing edge 22 of the opening and closing fan 20, and the lock The tongue 52 is connected to the lock body 51 and can be protruded or retracted toward the moving plate 31 through the driving of the lock body 51 . Specifically, the lock body 51 can be a cylinder lock, and the user inserts the key into the lock body 51 and turns the key to further drive the lock tongue 52 telescopic. The aforementioned lock body 51 capable of driving the lock tongue 52 to expand and contract is in the prior art, and the specific structure of the lock body 51 will not be repeated here.

As shown in FIG. 2 and FIG. 4 , when the driving handle 41 is rotated to drive the moving plate 31 to move to the closed position, the positioning blocks 33 and the stoppers 11 are locked and positioned with each other. The positioning block 33 and the stopper 11 are mutually locked, so that the opening and closing edge 22 of the opening and closing fan 20 can be closely connected with the fixing frame 10 to form an airtight effect; at this time, the locking tongue 52 can Correspondingly protrudes into the through holes 32 of the moving plate 31 , so as to fix the moving plate 31 in the closed position. That is to say, the lock tongue 52 is connected to the lock body 51 as described above, and the lock tongue 52 can be driven by the lock body 51 to protrude into the through hole 32 of the moving plate 31 to fix the moving plate 31 position.

As shown in FIG. 3 and FIG. 5 , when the moving plate 31 is to be moved to the open position, the locking tongue 52 must be retracted through the lock body 51 to be separated from the through hole 32 of the moving plate 31 , and then The driving handle 41 is then rotated to drive the moving plate 31 to move to the open position. At this time, the positioning blocks 33 are separated from the stoppers 11 , so that the opening and closing fan 20 can be opened relative to the fixed frame 10 . That is to say, the lock tongue 52 is connected to the lock body 51 as described above, and the lock tongue 52 can be retracted and separated from the through hole 32 of the moving plate 31 through the driving of the locking body 51 , so that the moving plate 31 It can be further driven by the drive handle 41 .

The advantage of the locking structure of the airtight door and window of the present invention is that the moving plate 31 can be fixed in the closed position by means of the lock tongue 52 of the lock 50, so as to avoid damage to the opening due to the collision of the driving handle 41. The problem of the airtight state between the hinged fan 20 and the fixed frame 10. Furthermore, since the lock tongue 52 of the lock 50 is directly clamped to the moving plate 31 so that the moving plate 31 cannot move, instead of being clamped to the fixing frame 10 like a conventional lock, there is no need to further fix the lock. The lock tongue hole is arranged on the frame 10 to ensure the airtight effect of the airtight door and window.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. , without departing from the content of the technical solution of the present invention, according to the Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solutions of the present invention.

10: Fixed frame 11: Stopper 20: Opening and closing fan 22: Opening and closing edges 30: Card assembly 31: Mobile board 33: Positioning block 40: handle set 41: Drive handle 50: Locks 51: lock body 52: Lock tongue

Claims (3)

A locking structure for airtight doors and windows, which includes a fixing frame, an opening and closing fan, a latch assembly, a handle group and a lock, wherein: the fixing frame is a hollow frame body, and an inner ring side surface of the fixing frame is At least one stopper is fixed at intervals on the upper edge; the opening and closing fan is arranged on the inner side of the fixing frame, the opposite two sides of the opening and closing fan are respectively a pivoting edge and an opening and closing edge, and the pivot of the opening and closing fan is The joint edge and the fixed frame are pivotally connected to each other; the latching component is installed on the opening and closing fan, and the latching component includes a moving plate, and the moving plate is movably installed on the opening and closing edge of the opening and closing fan , the moving plate is provided with a through hole, and at least one positioning block is fixed on the moving plate at intervals; the handle is assembled on the opening and closing side of the opening and closing fan and has a driving handle, and the driving handle is connected with the moving plate , when the handle is turned, it can drive the moving plate to move back and forth between a closed position and an open position; the lock is installed on the opening and closing side of the opening and closing fan, and has a lock body and a lock tongue, the The lock body is embedded in the opening and closing edge of the opening and closing fan, and the lock tongue is connected to the lock body and can be driven by the lock body to protrude into the through hole of the moving plate, thereby fixing the position of the moving plate, or The lock tongue can be retracted and separated from the through hole of the moving plate through the driving of the lock body. The locking structure for an airtight door and window according to claim 1, wherein: the at least one stopper includes a plurality of stoppers, and the stoppers are arranged at intervals on the side surface of the inner ring of the fixed frame; the at least one stopper includes a plurality of stoppers; A positioning block includes a plurality of positioning blocks, and the positioning blocks are arranged at intervals on the moving plate of the locking element. The locking structure for airtight doors and windows according to claim 1 or 2, wherein the lock body is a cylinder lock.

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