CN218029606U - Push type lock and door and window - Google Patents

Abstract

The utility model discloses a push type lock, include: the lock seat assembly is arranged on the frame body; the lock seat assembly is provided with a lock notch, and one end of the upper end and the lower end of the lock notch is wider than the other end of the lock notch; the locking assembly is arranged on the door and window sash and comprises a locking point, an action assembly and a pressing assembly; the action component is connected with the locking point and maintains the height correspondence between the locking point and the narrower end of the locking opening in a conventional state, and the action component is connected with the pressing component and drives the locking point to move to the height correspondence with the wider end of the locking opening along the up-down direction when the pressing component is pressed; when the locking point is clamped into the narrower end, the locking point is in a locking state so as to prevent the door and window sash from moving relative to the frame body; when the locking point is snapped into the wider end, it is unlocked to allow the door sash to move relative to the frame. The utility model discloses a push type lock adopts the mode control unblock of pressing, accords with people's action habit hard more, and is lighter, experiences better.

Description

Push type lock and door and window

Technical Field

The utility model belongs to door and window tool to lock field, concretely relates to push type lock and door and window.

Background

In sliding door, the lock commonly used at present is a word lock, and the hardware of digging into on the casement through the finger drives the latch hook and reciprocates to with the locking structure separation on the window frame. However, this unlocking method does not conform to the force habit of people, and the unlocking is laborious.

SUMMERY OF THE UTILITY MODEL

The utility model provides a push type lock and door and window aims at solving the problem that the lock unblock of prior art middle and sliding door's door and window is laborious.

The utility model adopts the following technical scheme:

a push-type lock comprising:

the lock seat assembly is arranged on the frame body; the lock seat assembly is provided with a lock opening, and one opening of the upper end and the lower end of the lock opening is wider than the other opening; and

the locking assembly is arranged on the door and window sash and comprises a locking point, an action assembly and a pressing assembly; the action component is connected with the locking point and maintains the height correspondence between the locking point and the narrower end of the locking opening in a normal state, and the action component is connected with the pressing component and drives the locking point to move to the height correspondence with the wider end of the locking opening along the up-down direction when the pressing component is pressed;

wherein the locking point is in a locked state when being snapped into the narrower end to prevent the door sash from moving relative to the frame; the locking point is in an unlocked state when snapped into the wider end to allow the door sash to move relative to the frame.

In some embodiments, the pressing assembly comprises a pressing seat provided with a groove, and a pressing piece arranged in the groove in a sliding manner along the depth direction of the groove;

the action assembly comprises a first connecting rod, a second connecting rod, a movable shifting block and an elastic reset piece;

the first connecting rod is arranged in the groove and positioned on the inner side of the pressing piece, one end of the first connecting rod is limited to move along the inclined guide groove in the groove, and the end is abutted with the pressing piece; the second connecting rod is longitudinally arranged in a sliding manner, one end of the second connecting rod is hinged with the other end of the first connecting rod, the other end of the second connecting rod penetrates through the groove and is fixedly connected with the movable shifting block outside the groove, the elastic resetting piece is positioned between the movable shifting block and the pressing seat, and the elastic resetting piece pushes the movable shifting block to the direction far away from the second connecting rod by the elastic force of the elastic resetting piece; the movable shifting block is fixedly connected with the locking point.

In some embodiments, the locking point is mounted on the door and window sash in a manner of sliding up and down through a sliding seat, and the locking point is fixed with the sliding seat and connected and fixed with the movable shifting block through the sliding seat.

In some embodiments, the sliding seat is provided with a connecting rod, and the moving shifting block is provided with a clamping groove capable of clamping the connecting rod so as to drive the connecting rod to move synchronously when the moving shifting block moves up and down.

In some embodiments, the pressing base includes a pressing panel and a lock box, the pressing panel covers the lock box and is fixed by a buckle, the groove is formed between the pressing panel and the lock box, and a notch of the groove is arranged on the pressing panel.

In some embodiments, the locking point includes a stem and a head, the head having a width dimension greater than the width of the narrower end of the locking notch and less than the width of the wider end of the locking notch, the stem having a diameter less than the width of the narrower end of the locking notch.

In some embodiments, the width of the narrower end of the locking notch is configured to be resiliently variable to be larger than the width dimension of the head after enlargement.

In some embodiments, the lock base assembly includes a lock base panel, a clamp spring and a fixing base, the lock base panel is fixed on the frame body, the fixing base is fixed on the lock base panel, the clamp spring is clamped between the fixing base and the lock base panel, two ends of the clamp spring are bent by 180 degrees and then are arranged side by side, the lock opening is formed in the clamp spring, one end with a narrow lock opening is arranged between the two ends of the clamp spring, and one end with a wide lock opening is arranged in the bent portion of the clamp spring.

In some embodiments, the fixing seat is provided with blocking edges at the upper end and the lower end of the clamp spring, and the fixing seat is provided with a limiting block between the two ends of the clamp spring so as to limit the minimum width of the narrower end of the clamp spring, so that the head can be extruded into the end from the outer side.

A door and window comprises the pressing type lock.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a push type lock adopts the mode of pressing to control the lock point and reciprocates to can control the lock point card and go into the great one end of opening or less one end on the lock seat subassembly, thereby realize unblock or locking. Adopt the mode control unblock of pressing, accord with people's action custom more hard, it is lighter, experience better.

Drawings

The technology of the present invention will be described in further detail with reference to the accompanying drawings and detailed description:

fig. 1 is a schematic view of the overall structure of the push type lock of the present invention when the lock is installed on the frame body and the door and window sash;

FIG. 2 is a front view of the push type lock of the present invention installed on the frame and door/window leaf;

FIG. 3 is a top view of the push type lock of the present invention installed on the frame and door/window leaf;

FIG. 4 is a cross-sectional view of the locking assembly of the push type lock of the present invention as it is pushed;

FIG. 5 is an exploded view of the pressing assembly and the actuating assembly of the push type lock of the present invention;

fig. 6 is a schematic structural view of a lock point and a lock seat assembly of the push type lock of the present invention;

FIG. 7 is an exploded view of the locking point of the push type lock of the present invention;

fig. 8 is an exploded view of the lock housing assembly of the push type lock of the present invention;

FIG. 9 is a schematic view of the push type lock of the present invention with the locking points adjacent to the lock base assembly;

fig. 10 is a schematic view illustrating the pressing type lock of the present invention when the locking point is pushed into the narrower end of the locking notch;

FIG. 11 is a schematic view of another view angle of the push type lock of the present invention when the locking point is pushed into the narrower end of the locking notch;

FIG. 12 is a schematic view of the push type lock of the present invention when the locking point moves to the wider end of the locking notch;

fig. 13 is a schematic view of the unlocking operation of the push type lock of the present invention.

Reference numerals:

1-a lock seat assembly; 11-locking the mouth; 12-a lock base panel; 121-long circular hole; 13-a clamp spring; 14-a fixed seat; 141-a blocking edge; 142-a definition block;

2-a locking assembly; 21-locking point; 211-a stem portion; 212-a head; 22-an action component; 221-a first link; 222-a second link; 2221-notch; 223-moving the shifting block; 2231-card slot; 224-a resilient return member; 23-a pressing assembly; 231-a pressing seat; 2311-grooving; 2313-pressing the panel; 2314-locking the box; 23141-guide grooves; 232-pressing piece; 24-a slide; 25-a connecting rod;

3-a frame body;

4-door and window sash.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the accompanying drawings.

Referring to fig. 1 to 13, a push type lock includes a lock housing assembly 1 and a locking assembly 2.

Referring to fig. 1 to 3, the lock seat assembly 1 is disposed on a frame 3, and the frame 3 refers to a door frame or a window frame. The lock seat assembly 1 is provided with a lock opening 11, one end opening is wider than the other end opening in the upper end and the lower end of the lock opening 11, the lock opening 11 is used for inserting a lock point 21 of the locking assembly 2, because one end of the lock opening 11 is narrow and the other end is wide, when the lock point 21 is inserted into the narrow end, the lock point is locked and cannot be pulled out, when the wide end is inserted, the lock point can be unlocked and pulled out, and the lock point 21 can also be moved in the opening and moved between the narrow end and the high end, so that the locking state and the unlocking state can be switched.

Referring to fig. 1 to 3, the locking assembly 2 is disposed on a door sash 4, and the door sash 4 refers to a door leaf or a window sash. The locking assembly 2 includes a locking point 21, an actuating assembly 22 and a pressing assembly 23. The actuating member 22 is connected to the locking point 21 and maintains the locking point 21 at a height corresponding to the narrower end of the locking notch 11 in a normal state, i.e., the actuating member can be maintained at this position after being inserted into the narrower end of the locking notch 11, thereby preventing the position from being changed arbitrarily.

Referring to fig. 4, the actuating member 22 is connected to the pressing member 23 and drives the locking point 21 to move up and down to a height corresponding to the wider end of the locking notch 11 when the pressing member 23 is pressed, that is, the locking point 21 can be moved from the narrower end to the wider end of the locking notch 11, so as to unlock, or the locking point 21 can be moved to the wider end of the locking notch 11 when the locking point 21 is outside the locking notch 11 when unlocked, so as to facilitate the insertion of the locking point 21 into the locking notch 11 for locking.

As shown in fig. 11, when the locking point 21 is snapped into the narrow end, it is in a locking state to prevent the door sash 4 from moving relative to the frame 3, i.e. to achieve locking. As shown in fig. 12, when the locking point 21 is caught at the wider end, it is in an unlocked state to allow the door sash 4 to move relative to the frame 3, i.e., unlocking is achieved.

Based on the structure, when in use, the lock seat assembly 1 is installed on the frame body 3, and the locking assembly 2 is installed on the door window sash 4. When the door and window sash 4 is not closed, the lock base assembly 1 and the locking assembly 2 are separated from each other. When the window needs to be closed, a user presses the pressing component 23, the action component 22 moves the locking point 21 to a position corresponding to the height of the wider end of the locking notch 11, the user closes the door window sash 4 again, the locking point 21 is clamped into the wider end of the locking notch 11, the user releases his hand, and the action component 22 automatically moves the locking point 21 to a position corresponding to the height of the narrower end of the locking notch 11, namely, the locking point is clamped into the narrower end of the locking notch 11, so that locking is achieved. When unlocking is needed, the pressing component 23 is pressed again, the action component 22 moves the locking point 21 to the wider end of the locking notch 11, unlocking is carried out, and the user opens the door window sash 4 again to pull out the locking point 21 from the wider end of the locking notch 11.

Specifically, referring to fig. 4 and 5, the pressing assembly 23 includes a pressing seat 231 having a groove 2311, and a pressing member 232 slidably disposed in the groove 2311 along a groove depth direction, wherein the pressing member 232 is shaped to match the groove 2311 to cover the groove 2311, so as to shield dust, and at the same time, the groove 2311 can be filled and leveled in a natural state, so that the pressing seat 231 becomes flat, and a hiding effect is achieved, thereby being more beautiful.

Referring to fig. 4 and 5, the actuating assembly 22 includes a first link 221, a second link 222, a moving block 223, and an elastic restoring member 224. The first link 221 is positioned inside the pressing piece 232 in the groove 2311, and one end of the first link 221 is defined to move along the inclined guide groove 23141 in the groove 2311 and abut against the pressing piece 232; the second link 222 is longitudinally slidably disposed and has one end hinged to the other end of the first link 221, and when the pressing member 232 is pressed by the pressing force F, the pressing member 232 pushes the first link 221 to move along the inclined guide groove 23141, and since the second link 222 is longitudinally disposed, the second link 222 is pushed by the first link 221 in the longitudinal direction.

Referring to fig. 4, the other end of the second connecting rod 222 penetrates through the groove 2311 and is fixedly connected to the movable shifting block 223 outside the groove 2311, the movable shifting block 223 is fixedly connected to the locking point 21, and after the second connecting rod 222 is pushed longitudinally, the movable shifting block 223 is driven to move longitudinally together, so that the movable shifting block 223 drives the locking point 21 to move longitudinally, and the locking point 21 is driven to correspond to the height of the wider end of the locking notch 11.

Referring to fig. 4 and 5, the elastic restoring member 224 is located between the movable moving block 223 and the pressing base 231, and the elastic force thereof pushes the movable moving block 223 away from the second link 222, that is, the elastic restoring member 224 acts opposite to the pressing member 232, the pressing member 232 acts to move the locking point 21 to a height corresponding to the wider end of the locking notch 11, and the elastic restoring member 224 acts to move or maintain the locking point 21 to a height corresponding to the narrower end of the locking notch 11. When the pressing member 232 is pressed down, the shifting block is moved to a position corresponding to the wider end of the lock opening 11 through the first connecting rod 221 and the second connecting rod 222, so that unlocking can be performed or the lock point 21 can be inserted into the lock opening 11, and after the pressing member 232 is released, the shifting block is pushed away by the elastic force of the elastic resetting member 224, so that the shifting block drives the lock point 21 to move and corresponds to the position of the narrower end of the lock opening 11. In one embodiment, the resilient return 224 is a compression spring. Notches 2221 are formed in two sides of the outer end of the second connecting rod 222, the movable shifting block 223 is provided with a profiling groove, a protruding block is arranged at the notch position and can be inserted into the notches 2221, and the notches 2221 and the protruding block are fixedly embedded together.

Referring to fig. 11 and 12, the locking point 21 is mounted on the door sash 4 in a manner that the locking point is vertically slidable through a sliding seat 24, and the locking point 21 is fixed to the sliding seat 24 and is connected to the movable toggle block 223 through the sliding seat 24. The sliding door and window is horizontal, the sliding seat 24 is arranged on one side of the door and window leaf 4 close to the side frame (for example, in a groove of an aluminum alloy frame of the window sash), the moving shifting block 223 moves up and down under the force of the pressing piece 232 or the elastic resetting piece 224, and then the moving shifting block 223 and the locking point 21 are driven to move up and down.

Referring to fig. 6 and 7, a connecting rod 25 is arranged on the sliding base 24, and the moving shifting block 223 is provided with a clamping groove 2231 capable of clamping the connecting rod 25 so as to drive the connecting rod 25 to move synchronously when the moving shifting block 223 moves up and down. The connecting rod 25 is fixed to the carriage 24 by means of an insert. The sliding base 24 is provided with a through hole, one end of the connecting rod 25 is inserted into the through hole and matched with the shape of the through hole, and the other end of the connecting rod is inserted into the door and window and clamped with the clamping groove 2231 of the movable shifting block 223 in the door and window, so that the sliding base 24 can be driven to move through the connecting rod 25 when the shifting block at one end moves.

Referring to fig. 4 and 5, the pressing base 231 includes a pressing panel 2313 and a lock case 2314, the pressing panel 2313 is covered on the lock case 2314 and is fixed by a buckle, a groove 2311 is formed between the pressing panel 2313 and the lock case, a notch of the groove 2311 is arranged on the pressing panel 2313, and the pressing piece 232 can close and fill the notch of the groove 2311 when not pressed, so that the hiding effect is achieved, and the dustproof and more beautiful effects are achieved. When the door/window sash is mounted, the lock case 2314 is fitted into the frame, and the pressing panel 2313 is provided on the outer end surface of the frame of the door/window sash 4. The pressing member 232 is in the groove 2311, the first link 221 is in the groove 2311, the inclined guide groove 23141 is opened on the side wall of the lock box 2314, the left and right sides of the end of the first link 221 are provided with protruding limiting shaft portions, and the limiting shaft portions are inserted into the guide grooves 23141 at the two sides, so that the end of the first link 221 can slide along the guide groove 23141 after being pressed by the pressing member 232. One end of the lock case 2314 is provided with a slot, one end of the second connecting rod 222 extends out of the slot and is connected with the movable shifting block 223, the other end of the second connecting rod 222 is hinged with the first connecting rod 221 in the lock case 2314, wherein the end of the first connecting rod 221 is in a round shaft shape, the hinged end of the second connecting rod 222 forms a structure similar to a round pipe shape, the round shaft-shaped end of the first connecting rod 221 is wrapped, and therefore rotation of the first connecting rod 221 and the round shaft-shaped end is achieved, and correspondingly, an avoiding opening is formed in the lock case 2314 to enable the hinged position of the second connecting rod 222 and the first connecting rod 221 to move.

In one embodiment, referring to fig. 11 and 12, the narrower end of the locking notch 11 is at the top, the wider end is at the bottom, the lower end of the inclined guide groove 23141 is close to the key holder assembly 1, the higher end is far away from the key holder assembly 1, and when the pressing member 232 is pressed, the end of the first link 221 provided with the limiting shaft portion moves from the higher end of the guide groove 23141 to the lower end. One end of the second connecting rod 222 hinged to the first connecting rod 221 is located at the lower part, and the end connected to the movable shifting block 223 is located at the upper part, so that after the second connecting rod 222 is pressed, the first connecting rod 221 drives the second connecting rod 222 to move downwards, and the movable shifting block 223 is driven to move downwards, so that the position of the locking point 21 corresponds to the position of the wider end of the locking notch 11, and unlocking is achieved or the locking point 21 can be pushed into the locking notch 11.

Referring to fig. 6 to 8, the locking point 21 includes a rod portion 211 and a head portion 212, and a width dimension of the head portion 212 is greater than a width of the narrower end of the locking notch 11 and less than a width of the wider end of the locking notch 11, so that the head portion 212 can be inserted from the wider end of the locking notch 11 and cannot be removed after moving to the narrower end of the locking notch 11, thereby achieving locking. The diameter of the shank 211 is smaller than the width of the narrower end of the locking notch 11 to enable the locking point 21 to move within the locking notch 11. Specifically, the locking point 21 is a locking point 21 screw, and is fixed on the sliding base 24 by means of a threaded connection.

In an actual use process, when the user closes the door sash 4, the user does not necessarily press the pressing piece 232 to close the door sash 4, but directly pushes the door sash 4 to close. At this time, since the height of the locking point 21 corresponds to the narrower end of the locking notch 11, the locking point 21 directly impacts on the locking notch 11 and cannot enter the locking notch 11, so that the locking notch 11 is easily deformed after multiple impacts, and a failure occurs. For this reason, the present invention is modified as follows, referring to fig. 8 to 12, the width of the narrower end of the locking notch 11 is configured to be elastically changeable to be larger than the width dimension of the head 212 after being enlarged, that is, the narrower end of the locking notch 11 is elastic and can be enlarged when collision occurs, so that the head 212 of the locking point 21 is inserted to avoid collision due to contact, and preferably, the head 212 may be configured to be arc-shaped to facilitate the head 212 to be squeezed into the locking notch 11.

Referring to fig. 8 to 12, the lock base assembly 1 includes a lock base panel 12, a clamp spring 13 and a fixing base 14, the lock base panel 12 is fixed on the frame 3, the fixing base 14 is fixed on the lock base panel 12, the clamp spring 13 is clamped between the fixing base 14 and the lock base panel 12, two ends of the clamp spring 13 are bent by 180 degrees and then are arranged side by side, the lock opening 11 is formed in the clamp spring 13, a narrower end of the lock opening 11 is located between two ends of the clamp spring 13, and a wider end of the lock opening 11 is located in a bent portion of the clamp spring 13, that is, the clamp spring 13 is similar to an Ω shape, and a larger end of the clamp spring is smaller. Correspondingly, the lock seat panel 12 and the fixed seat 14 are both provided with corresponding larger openings to avoid interfering with or blocking the insertion of the lock point 21, specifically, the lock seat panel 12 is provided with an oblong hole 121, the width of the oblong hole 121 is greater than the width of the head 212 of the lock point 21, and the fixed seat 14 is provided with a rectangular opening, the width of which is also greater than the width of the head 212 of the lock point 21.

Referring to fig. 8, the fixing seat 14 is in the upper and lower both ends of jump ring 13 are equipped with and block the flange 141 to it is spacing from top to bottom to carry out the jump ring 13, avoids fore shaft 11 skew from top to bottom, the fixing seat 14 is in be equipped with limiting block 142 between the both ends of jump ring 13 in order to restrict the minimum width of the narrower one end of jump ring 13, so that head 212 can extrude this one end from the outside, and the stopper can block between the both ends of jump ring 13, and the both ends that can block jump ring 13 are too close to, lead to the unable extrusion of lock point 21 head 212, and the stopper has also played the effect to the left and right location of jump ring 13 simultaneously, avoids fore shaft 11 to take place skew from side to side. With this structure, when the user closes the door sash 4, even if the pressing portion is not pressed, but directly closed, when the head 212 is pressed against the narrower end of the snap spring 13, both ends of the snap spring 13 can be moved away to both sides, respectively, thereby enlarging the opening of the narrower end, inserting the head 212 into the locking notch 11, achieving locking, and also avoiding hard collision.

Based on the above structure, when the door and window sash is closed, as shown in fig. 9, the user directly pushes the door and window sash to the frame body for closing; as shown in fig. 10 and 11, the locking point is squeezed into the opening at the narrower end of the clamp spring 13 to realize locking; when the unlocking is needed, as shown in fig. 12, the pressing piece is pressed down to drive the movable shifting block to move downwards, so that the locking point is driven to move downwards in the locking notch to reach the wider end of the locking notch; after the door and window sections are pulled apart, as shown in fig. 13.

Referring to fig. 1 to 13, a door and window includes the push type lock.

Other contents of the push type lock and the door and window of the present invention are referred to the prior art and are not described herein.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims (10)

1. A push type lock, comprising:

the lock seat assembly is arranged on the frame body; the lock seat assembly is provided with a lock opening, and one opening of the upper end and the lower end of the lock opening is wider than the other opening; and

the locking assembly is arranged on the door and window sash and comprises a locking point, an action assembly and a pressing assembly; the action component is connected with the locking point and maintains the height correspondence between the locking point and the narrower end of the locking notch in a normal state, and the action component is connected with the pressing component and drives the locking point to move to the height correspondence with the wider end of the locking notch along the up-down direction when the pressing component is pressed;

wherein the locking point is in a locked state when being snapped into the narrower end to prevent the door sash from moving relative to the frame; the locking point is unlocked when snapped into the wider end to allow the door and window sash to move relative to the frame.

2. The push type lock of claim 1, wherein the push assembly comprises a push base having a groove, and a push member slidably disposed in the groove along a depth direction of the groove;

the action assembly comprises a first connecting rod, a second connecting rod, a movable shifting block and an elastic reset piece;

the first connecting rod is arranged in the groove and positioned at the inner side of the pressing piece, one end of the first connecting rod is limited to move along the inclined guide groove in the groove, and the end is abutted with the pressing piece; the second connecting rod is longitudinally arranged in a sliding mode, one end of the second connecting rod is hinged to the other end of the first connecting rod, the other end of the second connecting rod penetrates through the groove and is fixedly connected with the movable shifting block outside the groove, the elastic resetting piece is located between the movable shifting block and the pressing seat, and the elastic resetting piece pushes the movable shifting block to the direction far away from the second connecting rod through elasticity of the elastic resetting piece; the movable shifting block is fixedly connected with the locking point.

3. The push type lock of claim 2, wherein the locking point is slidably mounted on the door sash up and down by a sliding base, and the locking point is fixed with the sliding base and connected with the movable shifting block by the sliding base.

4. The push type lock as claimed in claim 3, wherein the slide base is provided with a connecting rod, and the movable moving member is provided with a slot for engaging the connecting rod to move the connecting rod synchronously when the movable moving member moves up and down.

5. The push type lock of claim 2, wherein the push base comprises a push panel and a lock case, the push panel is covered on the lock case and fixed by a snap, the groove is formed between the push panel and the lock case, and a notch of the groove is arranged on the push panel.

6. The push type lock of claim 1 wherein the locking point comprises a stem and a head, the head having a width dimension greater than the width of the narrower end of the locking notch and less than the width of the wider end of the locking notch, the stem having a diameter less than the width of the narrower end of the locking notch.

7. The push type lock of claim 6 wherein the width of the narrower end of the locking notch is configured to be resiliently variable to be larger than the width dimension of the head after enlargement.

8. The press-type lock of claim 6, wherein the lock holder assembly comprises a lock holder panel, a clamp spring and a fixing holder, the lock holder panel is fixed on the frame, the fixing holder is fixed on the lock holder panel, the clamp spring is clamped between the fixing holder and the lock holder panel, two ends of the clamp spring are bent by 180 degrees and then are arranged side by side, the lock opening is formed in the clamp spring, one end with a narrow lock opening is arranged between the two ends of the clamp spring, and one end with a wide lock opening is arranged in the bent part of the clamp spring.

9. The push type lock of claim 8 wherein the holder has blocking edges at upper and lower ends of the snap spring, and the holder has a limiting block between the ends of the snap spring to limit the minimum width of the narrower end of the snap spring so that the head can be pushed into the end from the outside.

10. A window and door comprising the push type lock of any one of claims 1 to 9.

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