CN212428341U

CN212428341U - Door and window telescopic lock structure

Info

Publication number: CN212428341U
Application number: CN202020317925.XU
Authority: CN
Inventors: 陈满林; 陈俊鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2021-01-29
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a door and window expansion lock structure, include: the handle and the tongue hook plate are vertically arranged in the shell, the handle and the tongue hook plate are arranged at intervals along the circumferential direction of the rotating shaft, the first end of the handle and the first end of the tongue hook plate are respectively connected with the rotating shaft, a handle adjusting hole is formed in the left side wall of the shell, the second end of the handle penetrates through the handle adjusting hole and extends out of the shell, a hook part is arranged at the second end of the tongue hook plate, and an opening facing the rear side is formed in the hook part; the spring bolt is arranged in the shell, a protruding part is arranged at the left end part of the spring bolt and matched with an opening of the hook part, a spring is arranged between the spring bolt and the right side of the shell, and a guide inclined plane is arranged at the front side of the right end part of the spring bolt and extends out of the right side of the shell; the lock seat is provided with a limit lock hole matched with the right end part of the lock tongue. The utility model discloses stir the handle, can realize the flexible cooperation of spring bolt and spacing lockhole simultaneously to and make the door and window level open and shut, convenient operation. The utility model discloses can be applied to in the platform window.

Description

Door and window telescopic lock structure

Technical Field

The utility model relates to a door and window lock field, in particular to door and window expansion lock structure.

Background

When the platform window is installed, the lock body is generally fixed on one side of a door and window frame, the lock tongue extends out of the outer side of the lock body, a lock hole is formed in one side corresponding to the lock tongue, and the outer end of the lock tongue is inserted into the lock hole in a matched mode to lock the platform window. When the platform window needs to be opened, the outer end of the lock tongue can be pulled out of the lock hole by operating the linkage handle, and the window sash of the platform window can be opened and closed along a certain horizontal movement by utilizing the push-pull linkage handle.

The existing linkage handles of the platform window need two-step operation to realize the opening and closing of the platform window. Specifically, firstly, acting force parallel to the lock tongue needs to be applied to rotate the linkage handle for a certain degree, the lock tongue is pulled out of the lock hole, and then acting force perpendicular to the lock tongue is applied to push and pull the window sash of the platform window to realize opening and closing. When the platform window is used, the operation is inconvenient, and the linkage handle is easy to loosen and damage. In view of the above, further improvements to the lock structure of the platform window will be required by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door and window expansion lock structure to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The technical scheme adopted for solving the technical problems is as follows:

a door and window expansion lock structure comprising: the handle and the tongue hook plate are vertically arranged in the shell, a rotating shaft is arranged in the shell, the handle and the tongue hook plate are arranged at intervals along the circumferential direction of the rotating shaft, the first end of the handle and the first end of the tongue hook plate are respectively connected with the rotating shaft, a handle adjusting hole is formed in the left side wall of the shell, the second end of the handle penetrates through the handle adjusting hole and extends out of the shell, a hook part is arranged at the second end of the tongue hook plate, and an opening facing the rear side is formed in the hook part; the spring bolt is arranged in the shell, a protruding part is arranged at the left end part of the spring bolt and matched with an opening of the hook part, a spring is arranged between the spring bolt and the right side of the shell, a guide inclined plane is arranged on the front side of the right end part of the spring bolt, and the guide inclined plane extends out of the right side of the shell; and the lock seat is provided with a limiting lock hole matched with the right end part of the lock tongue.

The handles and the tongue-hooking plates are arranged at intervals in the circumferential direction of the rotating shaft, and the hooking parts on the tongue-hooking plates are matched with the protrusions on the lock tongues for hooking, so that when the handles are shifted to rotate the rotating shaft, the tongue-hooking plates can drive the lock tongues to stretch leftwards and rightwards in the limiting lock holes, unlocking of doors and windows is realized, acting force of the shifting handles is perpendicular to the lock tongues and is consistent with the direction of acting force of the horizontally opening and closing doors and windows, and the acting force of the lock tongues which is pulled out of the limiting lock holes and the acting force of the horizontally opening and closing doors and windows are the same acting force, so that the operation is simple and; during the use, stir the handle forward, can realize simultaneously that the spring bolt is taken out from spacing lockhole to and make door and window level open, stir the handle backward, the direction inclined plane cooperation spring of spring bolt can realize simultaneously that the spring bolt inserts to spacing lockhole, and the door and window level is closed.

As above-mentioned technical scheme's further improvement, the rear side of pivot is equipped with the connecting plate, the connecting plate the handle with the coupler tongue board is followed the circumference interval of pivot sets up, the first end of connecting plate connect in the pivot, the right side of casing extends left and is equipped with the limiting plate, the second end of connecting plate end stop in the limiting plate, when stirring the handle backward in order to close door and window, the limiting plate is used for stopping the shelves connecting plate to the countershaft splines, and the effort of being convenient for stir the handle backward transmits to door and window for door and window horizontal migration realizes closing of door and window.

As a further improvement of the above technical solution, the opening of the hooking portion is provided with a first arc-shaped surface that is concave towards the rear side, the protruding portion is provided with a second arc-shaped surface that is convex towards the front side, and the first arc-shaped surface and the second arc-shaped surface are in sliding fit, so that the lock tongue can be conveniently moved in a left-right telescopic manner under the action of the tongue-hooking plate.

As a further improvement of the above technical scheme, the rear side of the right end portion of the lock tongue is provided with a spring guide groove, the spring is arranged in the spring guide groove, one end of the spring is connected with the inner wall of the spring guide groove, the other end of the spring is connected with the right side of the shell, the spring guide groove is used for providing a spring installation space, the spring guide groove is arranged on the lock tongue, and the inner occupied space can be saved.

As a further improvement of the above technical scheme, the rotating shaft is provided with two tongue-hooking plates which are arranged at intervals in the vertical direction, the upper side surface and the lower side surface of the lock tongue are respectively provided with the protruding parts matched with the two tongue-hooking plates, and the two protruding parts on the lock tongue are matched with the two tongue-hooking plates to stretch left and right, so that the stress is balanced.

As a further improvement of the technical scheme, the outer contour of the second end of the handle is in an arc shape which is concave towards the rear side, the handle is comfortable to touch, and the handle can be conveniently pushed and pulled by hands to open and close the door and window.

As a further improvement of the above technical scheme, the housing includes a left side plate, a right side plate, a front side plate and a rear side plate, the left side plate, the right side plate, the front side plate and the rear side plate enclose a holding cavity of the housing, the rotating shaft and the handle adjusting hole are both arranged on the left side plate, a through hole is arranged on the right side plate, the right end portion of the lock tongue penetrates through the through hole to extend out of the right side of the housing, the left side plate and the right side plate are connected through a first screw column, and the front side plate and the rear side plate are connected through a second screw column.

As a further improvement of the technical scheme, the front side plate or the rear side plate is provided with two guide plates protruding towards the side wall of one side of the lock tongue, the two guide plates are arranged at intervals up and down, the right end part of the lock tongue is arranged between the two guide plates, a guide channel of the lock tongue is formed between the two guide plates, and the guide channel can limit the telescopic direction of the lock tongue so as to realize complete fit with the limiting lock hole.

Drawings

The present invention will be further explained with reference to the drawings and examples;

FIG. 1 is an exploded view of the retractable lock structure of the present invention;

FIG. 2 is a top view of the lock state of the retractable lock structure for doors and windows of the present invention;

fig. 3 is a plan view of the unlocking state of the retractable door/window lock structure of the present invention.

In the drawings: 100-shell, 110-rotating shaft, 120-handle, 130-coupler knuckle plate, 131-hook part, 140-handle adjusting hole, 150-connecting plate, 160-limiting plate, 170-guide plate, 200-lock tongue, 210-bulge, 300-spring, 400-lock seat and 410-limiting lock hole.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if words such as "a plurality" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, the present invention provides a door and window lock structure, which comprises the following embodiments:

the improved tongue-hooking mechanism comprises a shell 100, a rotating shaft 110 is vertically arranged in the shell 100, the rotating shaft 110 is arranged on the left side of the shell 100, a handle 120 and a tongue-hooking plate are arranged at intervals along the circumferential direction of the rotating shaft 110, the handle 120 and the tongue-hooking plate are both arranged in the shell 100, the handle 120 is arranged on the left side of the rotating shaft 110, and the tongue-hooking plate is arranged on the right side of the rotating shaft 110. The first end of handle 120 and the first end of coupler link plate all are connected with pivot 110, be equipped with handle 120 regulation hole on the left side wall of casing 100, the second end of handle 120 passes handle 120 regulation hole and extends outside casing 100, handle 120 can stir around in handle 120 regulation hole, the second end of coupler link plate is equipped with hook 131, hook 131 is equipped with the opening towards the rear side, the right side of coupler link plate is equipped with spring bolt 200, spring bolt 200 is located in casing 100, the left end portion of spring bolt 200 is equipped with bellying 210, bellying 210 cooperates with the opening of hook 131, thereby utilize hook 131 on the coupler link plate to cooperate with the bellying 210 on the spring bolt 200, make the coupler link plate can drive spring bolt 200 under the rotation of pivot 110 and control flexible. Specifically, the opening of hook 131 is provided with a first arc surface concave towards the rear side, and protruding portion 210 is provided with a second arc surface convex towards the front side, and the first arc surface of hook 131 is in sliding fit with the second arc surface of lock tongue 200 in a manner of abutting against each other. It should be understood that, for the purpose of force balance, two tongue-hooking plates are disposed on the rotating shaft 110, the two tongue-hooking plates are disposed at intervals in the vertical direction, the upper side and the lower side of the locking tongue 200 are respectively provided with a protrusion 210 engaged with the two tongue-hooking plates 130, and the two protrusions 210 on the locking tongue 200 engage with the two tongue-hooking plates to extend and retract left and right. The right side of the casing 100 is provided with a lock base 400, the lock base 400 is provided with a limit lock hole 410 matched with the right end part of the bolt 200, a spring 300 is arranged between the bolt 200 and the right side of the casing 100, the front side of the right end part of the bolt 200 is provided with a guide inclined plane, and the guide inclined plane extends out of the right side of the casing 100 and is inserted into the limit lock hole 410. It should be understood that when the latch 200 is inserted into the locking hole, the spring 300 is in an initial state, and when the latch 200 is pulled out of the limiting locking hole 410 by hooking of the latch plate, the spring 300 is stretched. Specifically, when the door lock is used, the handle 120 is toggled to rotate the rotating shaft 110, the rotating shaft 110 drives the hook portion 131 of the tongue plate to swing backwards, the hook portion 131 drives the lock tongue 200 to stretch leftwards, the lock tongue 200 is pulled out of the limiting lock hole 410, unlocking is achieved, and due to the fact that the acting force of the toggle handle 120 is perpendicular to the lock tongue 200 and is consistent with the acting force of the horizontal opening and closing door and window, the acting force of the lock tongue 200 pulled out of the lock hole and the acting force of the horizontal opening and closing door and window can be the same acting force.

Further, the rear side of pivot 110 is equipped with connecting plate 150, handle 120 and coupler knuckle board set up along the circumference interval of pivot 110, the first end of connecting plate 150 is connected in pivot 110, the right side of casing 100 extends left and is equipped with limiting plate 160, the second end of connecting plate 150 ends the shelves in limiting plate 160, when stirring handle 120 backward in order to close door and window, limiting plate 160 is used for shelves connecting plate 150, in order to carry out the shelves to pivot 110, be convenient for stir the effort transmission of handle 120 backward to door and window, be used for door and window horizontal migration, realize closing of door and window.

Specifically, referring to fig. 2 and 3, when the handle 120 is pulled forward, the latch 200 can be pulled out of the lock hole and the door and window can be opened horizontally; the handle 120 is pulled backwards, the connecting plate 150 stops at the limiting plate 160, the rotating shaft 110 stops rotating, the guide inclined plane of the bolt 200 is matched with the spring 300, and the bolt 200 can be inserted into the lock hole and the door and window can be horizontally closed at the same time. The utility model provides a flexible lock structure of door and window is used for the platform window specially, its and prior art in the two steps of operations of opening and shutting door and window, at first need apply the rotatory linkage handle 120 certain number of degrees of effort that is on a parallel with spring bolt 200 promptly, take out the spring bolt 200 lockhole, apply the casement of the effort push-and-pull platform window of perpendicular to spring bolt 200 again and realize opening and shutting, the utility model discloses a flexible lock structure of door and window with the help of the hook tongue board with the effort that is on a parallel with spring bolt 200, pivot 110, handle 120's cooperation, convert the effort of perpendicular to spring bolt 200 into, the effort that is about to two steps of operations among the prior art changes into the effort of same direction, and is easy and simple to.

The ingenious nature of structure is considered, the inside occupation space of rational configuration casing 100, and the rear side of spring bolt 200 right-hand member portion is equipped with spring 300 guide slot, and in spring 300 guide slot was located to spring 300, spring 300's one end and the inner wall connection of spring 300 guide slot, the other end and the right side of casing 100 of spring 300 were connected, and spring 300 guide slot is used for providing spring 300 installation space, locates spring bolt 200 with spring 300 guide slot on, can practice thrift inside occupation space.

Further, the outer contour of the second end of the handle 120 is an arc shape which is concave towards the rear side, so that the handle 120 is comfortable to touch, and the handle 120 can be conveniently pushed and pulled by hands to open and close the door and window.

In some embodiments, the specific structure of the casing 100 may be formed by assembling a left side plate, a right side plate, a front side plate and a rear side plate, the left side plate, the right side plate, the front side plate and the rear side plate enclose an accommodating cavity of the casing 100, the rotating shaft 110 and the adjusting hole of the handle 120 are both arranged on the left side plate, a through hole is arranged on the right side plate, the right end of the locking tongue 200 passes through the through hole to extend out of the right side of the casing 100, the left side plate and the right side plate are connected through a first screw column, and the front side plate and the rear side plate are connected.

Furthermore, the side wall of the front side plate or the rear side plate facing to one side of the latch bolt 200 is convexly provided with two guide plates 170, the two guide plates 170 are arranged at intervals up and down, the right end part of the latch bolt 200 is arranged between the two guide plates 170, a guide channel of the latch bolt 200 is formed between the two guide plates 170, and the guide channel can limit the extension direction of the latch bolt 200 so as to realize complete engagement with the limiting lock hole 410.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides a door and window expansion lock structure which characterized in that: the method comprises the following steps:

the improved bolt-locking mechanism comprises a shell (100), wherein a rotating shaft (110) is vertically arranged in the shell (100), handles (120) and a bolt plate (130) are arranged at intervals along the circumferential direction of the rotating shaft (110), a first end of each handle (120) and a first end of each bolt plate are respectively connected with the rotating shaft (110), a handle (120) adjusting hole is formed in the left side wall of the shell (100), a second end of each handle (120) penetrates through the handle (120) adjusting hole to extend out of the shell (100), a hook part (131) is arranged at the second end of each bolt plate, and an opening facing the rear side is formed in the hook part (131);

the bolt (200) is arranged in the shell (100), a protruding part (210) is arranged at the left end part of the bolt (200), the protruding part (210) is matched with an opening of the hook part (131), a spring (300) is arranged between the bolt (200) and the right side of the shell (100), a guide inclined plane is arranged on the front side of the right end part of the bolt (200), and the guide inclined plane extends out of the right side of the shell (100);

the lock seat (400) is provided with a limit lock hole (410) matched with the right end part of the lock tongue (200).

2. A door and window expansion lock structure according to claim 1, wherein: the rear side of pivot (110) is equipped with connecting plate (150), handle (120) with the hyoplastron edge the circumference interval of pivot (110) sets up, the first end of connecting plate (150) connect in pivot (110), the right side of casing (100) extends left and is equipped with limiting plate (160), the second end of connecting plate (150) ends shelves in limiting plate (160).

3. A door and window expansion lock structure according to claim 1, wherein: the opening of hook portion (131) is equipped with the first arcwall face towards the rear side indent, bellying (210) are equipped with the bellied second arcwall face towards the front side, first arcwall face with second arcwall face sliding fit.

4. A door and window expansion lock structure according to claim 1, wherein: the rear side of spring bolt (200) right-hand member portion is equipped with spring (300) guide slot, spring (300) are located in spring (300) guide slot, the one end of spring (300) with the inner wall connection of spring (300) guide slot, the other end of spring (300) with the right side of casing (100) is connected.

5. A door and window expansion lock structure according to claim 1 or 3, wherein: the rotating shaft (110) is provided with two tongue-hooking plates which are arranged at intervals along the vertical direction, and the upper side surface and the lower side surface of the lock tongue (200) are respectively provided with the protrusions (210) matched with the two tongue-hooking plates (130).

6. A door and window expansion lock structure according to claim 1, wherein: the outer contour of the second end of the handle (120) is in an arc shape which is concave towards the rear side.

7. A door and window expansion lock structure according to claim 1, wherein: casing (100) include left side board, right side board, preceding curb plate and posterior lateral plate, the left side board the right side board the preceding curb plate with the posterior lateral plate encloses the synthesis the holding chamber of casing (100), pivot (110) with handle (120) regulation hole all locates on the left side board, be equipped with the through-hole on the right side board, the right-hand member portion of spring bolt (200) passes the through-hole extends the right side of casing (100), the left side board with the right side board passes through first screw column connection, the preceding curb plate with the posterior lateral plate passes through second screw column connection.

8. A door and window expansion lock structure according to claim 7, wherein: the front side plate or the rear side plate is provided with two guide plates (170) protruding towards the side wall of one side of the lock tongue (200), the two guide plates (170) are arranged at intervals from top to bottom, the right end part of the lock tongue (200) is arranged between the two guide plates (170), and a guide channel of the lock tongue (200) is formed between the two guide plates (170).