CN218715852U

CN218715852U - Locking device for anti-theft door and window

Info

Publication number: CN218715852U
Application number: CN202221942968.2U
Authority: CN
Inventors: 孙晓煜
Original assignee: Jiangsu Great Craftsman Environmental Construction Co ltd
Current assignee: Jiangsu Great Craftsman Environmental Construction Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-03-24
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a locking device for burglary-resisting door and window, including casement installation piece and window frame installation piece, the inside work groove of having seted up of casement installation piece, work inslot portion activity is pegged graft and is had the movable block, movable block one end is provided with first spring, the movable block other end rotates the dwang of pegging graft, dwang one end is run through the work groove and is extended to casement installation piece outside, and dwang tip fixedly connected with handle. The utility model discloses a be provided with the movable block, to open locking device and need promote the handle inwards earlier, otherwise just can't make the handle rotate, and open locking device and need both hands to use simultaneously, one hand keeps limiting mechanism to leave the restriction position, and another hand could remove the handle, and to handle and limiting mechanism's application of force direction inconsistent simultaneously, greatly increased follows the difficult degree of danger that just increases the operation of outdoor operation, and then increases locking device's guard action.

Description

Locking device for anti-theft door and window

Technical Field

The utility model belongs to the technical field of burglary-resisting door and window, in particular to locking device for burglary-resisting door and window.

Background

The anti-theft door and window is a door and window with an anti-theft protection function added on the basis of the original window of a building. A casement window is the most common window, and a window sash is combined with a window frame through a hinge and can be opened in a rotating mode. The window has the advantages of simple structure, 100 percent opening of the whole window, good air tightness when closed, high building thermal performance, and higher building energy-saving requirements, and the casement window becomes the mainstream of the market at present.

In order to avoid finding the burglary, some lawbreakers only destroy a small part of glass and open the locking device of the window through the glass hole, but the common locking device has a simple structure and can be opened easily, and the locking device can not play a protection role.

Therefore, it is necessary to provide a locking device for a security door or window to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a locking device for burglary-resisting door and window to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a locking device for an anti-theft door and window comprises a window sash mounting block and a window frame mounting block, wherein a working groove is formed in the inner part of the window sash mounting block, a moving block is movably inserted in the working groove, a first spring is arranged at one end of the moving block, the other end of the moving block is rotatably inserted with a rotating rod, one end of the rotating rod penetrates through the working groove and extends to the outer part of the window sash mounting block, and the end part of the rotating rod is fixedly connected with a handle;

dwang bottom fixedly connected with catch bar, the catch bar bottom is provided with the right angle pole, right angle pole one end is provided with the second spring, right angle pole other end fixedly connected with fixed block, assorted fixed slot is seted up with it to window frame installation piece surface.

Furthermore, the inside limiting mechanism that is provided with of window frame installation piece, limiting mechanism comprises restriction pole and third spring, the third spring cup joints on the restriction pole surface, the restriction pole activity is pegged graft inside window frame installation piece, the restriction groove has been seted up at the fixed block top, restriction pole one end activity is pegged graft inside the restriction groove, restriction pole other end fixedly connected with pulls the piece, it runs through window frame installation piece and extends to the outside to pull piece one end.

Furthermore, both ends of the window sash mounting block and the window frame mounting block are provided with mounting holes, and the window sash mounting block and the window frame mounting block are respectively fixedly connected with the window sash and the window frame through screws.

Furthermore, catch bar tip both sides are the arc setting, catch bar one side flushes with the right angle pole.

Furthermore, the push rod and the handle are arranged in parallel, and the rotating angle range of the push rod is 0-90 degrees.

Furthermore, the handle surface is provided with the skid resistant course, the skid resistant course is the coarse setting.

Furthermore, the limiting rod is arranged in an inclined mode, and the limiting groove is matched with the limiting rod.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with the movable block, it needs earlier to promote the handle inwards to open locking device, otherwise just can't make the handle rotate, and open locking device and need both hands to use simultaneously, one hand keeps restriction mechanism to leave the restriction position, another hand could remove the handle, the application of force direction to handle and restriction mechanism is inconsistent simultaneously, greatly increased is from the degree of difficulty that locking device was opened to the position outside the window, from indoor operation simple, from the dangerous degree of outdoor operation difficulty and increase operation, and then increase locking device's guard action.

2. The utility model discloses a set up limiting mechanism, need keep limiting mechanism to leave the restriction position when opening locking device, just can rotate the handle, limiting mechanism further restricts opening of locking device, and the degree of difficulty that further increases locking device and open has.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows a schematic overall structure diagram of an embodiment of the present invention;

figure 2 shows a left side cross-sectional view of an embodiment of the invention;

figure 3 shows a transverse cross-sectional view of an embodiment of the invention;

in the figure: 1. a window sash mounting block; 2. a window frame mounting block; 3. mounting holes; 4. a working groove; 5. a moving block; 6. a first spring; 7. rotating the rod; 8. a handle; 9. a push rod; 10. a right angle rod; 11. a second spring; 12. a fixed block; 13. fixing grooves; 14. a restraining bar; 15. a third spring; 16. pulling the block; 17. A restraining groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a locking device for anti-theft door and window, as shown in fig. 1-3, including casement installation piece 1 and window frame installation piece 2, casement installation piece 1 and window frame installation piece 2 both ends all are provided with mounting hole 3, casement installation piece 1 and window frame installation piece 2 pass through the screw respectively with casement and window frame fixed connection, work groove 4 has been seted up to casement installation piece 1 inside, the movable block 5 of pegging graft is equipped with in the work groove 4 inside, movable block 5 one end is provided with first spring 6, the other end of movable block 5 rotates grafting dwang 7, dwang 7 one end runs through work groove 4 and extends to casement installation piece 1 outside, and dwang 7 tip fixedly connected with handle 8, handle 8 surface is provided with the skid resistant course, the skid resistant course is crude setting;

dwang 7 bottom fixedly connected with catch bar 9, catch bar 9 bottom is provided with right angle pole 10, right angle pole 10 one end is provided with second spring 11, right angle pole 10 other end fixedly connected with

fixed block

12, 2 surfaces of window frame installation piece are seted up with it assorted fixed slot 13, catch bar 9 tip both sides are the arc setting, catch bar 9 one side flushes with right angle pole 10, catch bar 9 and handle 8 parallel arrangement, catch bar 9 turned angle scope is 0-90 degrees.

When the locking device is used, the window sash mounting block 1 and the window frame mounting block 2 are respectively mounted in a window sash and a window frame through mounting holes 3 by screws, meanwhile, the positions of the window sash mounting block 1 and the position of the window frame mounting block 2 are kept flush, when the locking device is opened, the work of the limiting mechanism is cancelled by one hand, the handle 8 is simultaneously pushed by the other hand to move inwards for a certain distance, the rotating rod 7 drives the push rod 9 to move to be attached to one side of the right-angle rod 10, the rotating rod 7 moves to drive the moving block 5 to move and compress the first spring 6, then the first spring 6 can be rotationally pushed to drive the push rod 9 to rotate, the push rod 9 is moved for a certain distance to leave the limit of the working groove 4, the push rod 9 can deflect, the push rod 10 to drive the fixing block 12 to leave the fixing groove 13 after the push rod 9 rotates, the right-angle second spring 11 is compressed, after the handle 8 rotates for 90 degrees, the end part is attached to one side of the right-angle rod 10, the handle 8 and the working groove 4 keeps the first spring 9 fixed, meanwhile, the first spring 9 keeps the first spring in the compressed state, and the handle 2 is continuously pushed to open and then drives the window frame mounting block 2 to move to leave the window frame to move to be detached from the limiting mechanism.

The utility model discloses a be provided with movable block 5, it needs earlier to promote handle 8 inwards to open locking device, otherwise just can't make handle 8 rotate, and open locking device and need both hands to use simultaneously, one hand keeps restriction mechanism to leave the restriction position, the other hand just can remove handle 8, the force application direction to handle 8 and restriction mechanism is inconsistent simultaneously, greatly increased opens locking device's the degree of difficulty from the position outside the window, from indoor operation simplicity, from the dangerous degree of outdoor operation difficulty and increase operation, and then increase locking device's guard action.

As shown in fig. 2-3, a limiting mechanism is arranged inside the window frame mounting block 2, the limiting mechanism is composed of a limiting rod 14 and a third spring 15, the third spring 15 is sleeved on the surface of the limiting rod 14, the limiting rod 14 is movably inserted inside the window frame mounting block 2, a limiting groove 17 is formed in the top of the fixing block 12, one end of the limiting rod 14 is movably inserted inside the limiting groove 17, the limiting rod 14 is arranged in an inclined manner, the limiting groove 17 is matched with the limiting groove, the other end of the limiting rod 14 is fixedly connected with a pulling block 16, and one end of the pulling block 16 penetrates through the window frame mounting block 2 and extends to the outside.

When the restriction of the restriction mechanism is released, the pulling block 16 is pushed to move the restriction lever 14 and compress the third spring 15, and after the end of the restriction lever 14 is separated from the restriction groove 17, the fixed block 12 can be separated from the fixed groove 13, and the restriction lever 14 is inclined, so that the urging direction of the restriction lever 14 is different from the urging direction of the handle 8.

The utility model discloses a be provided with limiting mechanism, need keep limiting mechanism to leave the restriction position when opening locking device, just can rotate handle 8, limiting mechanism further restricts opening of locking device, further increases the degree of difficulty that locking device opened.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a locking device for burglary-resisting door and window, includes casement installation piece (1) and window frame installation piece (2), its characterized in that: a working groove (4) is formed in the window sash mounting block (1), a moving block (5) is movably inserted in the working groove (4), a first spring (6) is arranged at one end of the moving block (5), a rotating rod (7) is rotatably inserted at the other end of the moving block (5), one end of the rotating rod (7) penetrates through the working groove (4) and extends to the outside of the window sash mounting block (1), and a handle (8) is fixedly connected to the end of the rotating rod (7);

dwang (7) bottom fixedly connected with catch bar (9), catch bar (9) bottom is provided with right angle pole (10), right angle pole (10) one end is provided with second spring (11), right angle pole (10) other end fixedly connected with fixed block (12), window frame installation piece (2) surface is seted up with it assorted fixed slot (13).

2. The locking device for burglary-resisting doors and windows according to claim 1, characterized in that: the window frame mounting block is characterized in that a limiting mechanism is arranged inside the window frame mounting block (2), the limiting mechanism is composed of a limiting rod (14) and a third spring (15), the third spring (15) is sleeved on the surface of the limiting rod (14), the limiting rod (14) is movably inserted inside the window frame mounting block (2), a limiting groove (17) is formed in the top of the fixing block (12), one end of the limiting rod (14) is movably inserted inside the limiting groove (17), the other end of the limiting rod (14) is fixedly connected with a pulling block (16), and one end of the pulling block (16) penetrates through the window frame mounting block (2) and extends to the outside.

3. The locking device for the anti-theft door and window according to claim 1, wherein: the window sash mounting block (1) and the window frame mounting block (2) are provided with mounting holes (3) at two ends, and the window sash mounting block (1) and the window frame mounting block (2) are fixedly connected with a window sash and a window frame respectively through screws.

4. The locking device for the anti-theft door and window according to claim 1, wherein: the two sides of the end part of the push rod (9) are arc-shaped, and one side of the push rod (9) is flush with the right-angle rod (10).

5. The locking device for the anti-theft door and window according to claim 1, wherein: the push rod (9) is arranged in parallel with the handle (8), and the rotating angle range of the push rod (9) is 0-90 degrees.

6. The locking device for burglary-resisting doors and windows according to claim 1, characterized in that: the surface of the handle (8) is provided with an anti-skid layer which is arranged in a rough manner.

7. The locking device for the anti-theft door and window according to claim 2, wherein: the limiting rod (14) is arranged obliquely, and the limiting groove (17) is matched with the limiting rod.