CN211573027U

CN211573027U - Door sill convenient to open and close

Info

Publication number: CN211573027U
Application number: CN201921467593.7U
Authority: CN
Inventors: 陈华
Original assignee: Zhejiang Litong Home Furnishing Co ltd
Current assignee: Zhejiang Litong Home Furnishing Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-09-25
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a domestic fence door technical field especially relates to a convenient door fence opens and shuts. The door fence comprises an upper door lock part, an upper door lock positioned at one end of the upper part of the door leaf and an upper lock seat positioned on the door frame and corresponding to the upper door lock, wherein the upper door lock is locked with the upper lock seat through an upper lock tongue and is locked and unlocked through a pressing and holding transmission structure; the door lock part consists of a lower door lock positioned at one end of the lower part of the door leaf and a lower lock seat positioned on the door frame and corresponding to the lower door lock, wherein the lower door lock is provided with a lower lock tongue, and the lower lock seat move up and down relatively to realize locking and unlocking; the hinge part consists of a door leaf hinge positioned on one side of the door leaf and a door frame hinge positioned on the door frame and corresponding to the door leaf hinge, and the door leaf hinge and the door frame hinge are hinged. The design of the upper door lock of the invention accords with human engineering, and the design of the door lock also meets the premise of safety, and is more convenient for opening and closing.

Description

Door sill convenient to open and close

Technical Field

The utility model relates to a domestic fence door technical field especially relates to a convenient door fence opens and shuts.

Background

The children like to know fresh things in the development period, but because the children are in unknown stages for dangerous behaviors or the cognition of dangerous things, the children are easy to run at home to cause unnecessary injury to the children, and at present, parents are busy or even rest at home and need to be busy for housework, so that the children cannot be cared for at any moment, the household fence can well limit the activity area of the children, and the children are separated from the dangerous area.

Most of the related domestic doorfences in the market are mainly safe, and the convenience of door lock operation is sacrificed on the premise of ensuring safety in many times.

Among the prior art, chinese utility model patent that the bulletin number is CN 103643886B of granting discloses a children's door fence, and its design is exquisite, has guaranteed to a certain extent that children can not open the lock easily, and the design of lock is simple and convenient and the lock mode of unblanking is comparatively safe, but the unblock mode is comparatively awkward when the operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, provide a door sill, this door sill has neotype lock mode of opening and shutting, makes the lock design more accord with human engineering on safe basis, and the operation is more comfortable, and it is more convenient to open and shut.

The utility model provides a convenient door sill opens and shuts, include the door leaf and with door leaf looks articulated door frame still includes:

the upper door lock part consists of an upper door lock positioned at one end of the upper part of the door leaf and an upper lock seat positioned on the door frame and corresponding to the upper door lock, and the upper door lock is locked with the upper lock seat through an upper lock tongue and realizes the locking and unlocking of the upper lock tongue and the upper lock seat through a pressing and holding transmission structure;

the lower door lock part consists of a lower door lock positioned at one end of the lower part of the door leaf and a lower lock seat positioned on the door frame and corresponding to the lower door lock, wherein a lower lock tongue is arranged on the lower door lock, and the lower lock tongue realizes locking and unlocking through relative up-and-down movement between the lower lock tongue and the lower lock seat;

the hinge part consists of a door leaf hinge positioned on one side of the door leaf and a door frame hinge positioned on the door frame and corresponding to the door leaf hinge, and the door leaf hinge is hinged with the door frame hinge.

Preferably, the pressing and holding transmission structure comprises a pressing piece positioned at the upper part of the upper door lock, a holding piece positioned at the lower part of the upper door lock, a first linkage piece for linking the pressing piece and the holding piece, and a second linkage piece for linking the holding piece and the upper lock tongue;

the first linkage piece is hinged in the upper door lock through a hinge shaft in the middle of the first linkage piece, one end of the first linkage piece is a pressing end and rotates around the hinge shaft as the center of a circle along with the pressing of the pressing piece, the other end of the first linkage piece is a holding piece limiting end, the first linkage piece limits the vertical displacement of the first linkage piece through abutting against the holding piece, the holding piece limiting end rotates around the hinge shaft as the center of a circle under the driving of the pressing end, and when the pressing piece presses downwards, the rotating motion of the holding piece limiting end enables the holding piece limiting end to be separated from the abutting position of the holding piece, so that the limiting effect on the holding piece is relieved;

one end of the second linkage piece is fixedly connected with the holding piece, the other end of the second linkage piece is provided with a lock tongue guide pillar, a guide pillar access channel for the lock tongue guide pillar to access is arranged in the upper lock tongue, a guide pillar clamping portion is arranged at one end of the guide pillar access channel, and when the lock tongue guide pillar moves upwards in the guide pillar access channel, the upper lock tongue extends out and retracts through contact with the guide pillar clamping portion.

Through adopting above-mentioned technical scheme, hold when the press key is in original state and carry the piece because can not carry out vertical displacement by the restriction of contradicting, consequently unblank and need two steps of unblocks, reduced the possibility that children unblanked, but the adult only needs one hand to hold just can realize unblanking.

Preferably, the bolt guide post is obliquely arranged, and the horizontal distance between the lower end of the bolt guide post and the holding piece is smaller than the horizontal distance between the upper end of the bolt guide post and the holding piece. Thereby realizing the vertical movement and the transverse movement.

Preferably, the lower part of the pressing piece, the upper part of the holding piece and one end of the upper lock tongue extending into the upper door lock are both provided with a resetting piece, and the resetting piece enables the three parts to return to the original positions when being free from external force. The automatic reset is realized, and special manual operation is not needed to reset, so that the automatic reset is convenient and fast.

Preferably, a lower lock tongue limiting groove extending in the vertical direction is formed in the lower lock base, and an opening for the lower lock tongue to be clamped into is formed in the upper end of the lower lock tongue limiting groove. The fixing device is used for limiting the position of the lower end of the door leaf and has a fixing effect.

Preferably, a buffer piece is arranged at one end of the lower lock tongue extending into the lower door lock, and the buffer piece enables the lower lock tongue to stretch out and draw back when colliding with the lower lock seat; when the lower lock tongue reaches the position of the lower lock tongue limiting groove, the elastic potential energy of the lower lock tongue is released, and the lower lock tongue is popped out to enter the lower lock tongue limiting groove to complete locking.

Through adopting above-mentioned technical scheme, make down the spring bolt with produce elastic collision when the lock seat collision down, lower spring bolt is through collision and resilience automatic entering lower lock, and the action that need carry when removing the door from and closing the door makes the operation more convenient. Preferably, the lower door lock is located at the lower end of the door leaf and is in plug-in connection through a rod piece, and the lower door lock and the rod piece are fixed through a nut screw. Due to the double fixing mode, the lower door lock is more firmly fixed.

Preferably, the lower lock base is fixed to the lower end of the door frame by screws and nuts.

Preferably, the hinge is located at an upper end of the door sill.

Preferably, a lifting allowance space is arranged between the door leaf hinge and the door frame hinge and used for accommodating the door leaf hinge lifted upwards. The lifting allowance space enables the lower lock tongue to be lifted out of the lower lock base more easily.

The utility model has the advantages of as follows: the design of going up the lock more accords with human engineering, and the adult is more comfortable when the operation, only needs to hold and carry two actions and can accomplish the unblock, and the design of lock also satisfies the prerequisite of safety, and is also comparatively convenient when opening and shutting.

Drawings

FIG. 1 is an overall view of the door sill of the present invention;

FIG. 2 is a schematic view of the lower latch portion;

FIG. 3 is a schematic view of the structure of the hinge;

FIG. 4 is a schematic view of the upper latch portion;

fig. 5 is a schematic structural view of the upper door lock of embodiment 2.

In the figure: a-upper door lock part, b-lower door lock part, c-hinge part, 1-door leaf, 1-upper door lock, 1-1.1-upper lock tongue, 1-1.11-guide pillar access channel, 1-1.12-guide pillar clamping part, 1-1.2-pressing part, 1-1.3-lifting part, 1-1.4-first linkage part, 1-1.41-hinge shaft, 1-1.42-pressing end, 1-1.43-lifting part limiting end, 1-1.5-second linkage part, 1-1.51-lock tongue guide pillar, 1-2-lower door lock, 1-2.1 lower lock tongue, 1-3-door leaf hinge, 2-door frame, 2-1-upper lock seat, 2-lower lock seat, 2-2.1-lower lock tongue limiting groove, 2-3-door frame hinge, 4-upper door lock, 4-1-pressing part, 4-2-upper lock tongue limiting groove, 4-1-pressing part, 4-3-holding piece, 4-lower piece, 4-5-sliding ball, 4-6-upper lock tongue and 4-7-connecting rod, a-1-pressing-lifting transmission structure, c-1-lifting allowance space and d-1 double-pressing mechanism.

Detailed Description

The invention will be further described in the following by way of examples with reference to the accompanying drawings.

Embodiment 1, refer to fig. 1, a door fence that opens and shuts conveniently includes door leaf 1 and with door frame 2 that door leaf 1 is articulated mutually. An upper door lock 1-1 is arranged at one end of the upper part of the door leaf 1, an upper lock seat 2-1 is arranged on the door frame 2 corresponding to the upper door lock 1-1, the upper door lock and the upper door lock form an upper door lock part a, and the upper door lock 1-1 is fixed on the door leaf 1 through screws and nuts; the upper lock seat 2-1 is fixed on the door frame 2 through screws and nuts; the upper half area of the door leaf 1 is locked and fixed on the door frame 2 through the two.

A lower door lock 1-2 is arranged at one end of the lower part of the door leaf 1, a lower lock seat 2-2 is arranged on the door frame 2 corresponding to the lower door lock 1-2, and the lower door lock part b is formed by the lower door lock and the lower door lock seat; the lower lock base 2-2 is fixed at the lower end of the door frame 2 through screws and nuts; the lower door lock 1-2 is positioned at the lower end of the door leaf 1 and is connected with the lower door lock 1-2 through a rod piece in an inserting manner, and the lower door lock 1-2 and the rod piece are fixed through a nut screw; both lock the lower half area of the fixed door leaf 1 to the door frame 2.

The door leaf hinge 1-3 on one side of the door leaf 1 and the door frame hinge 2-3 positioned on the door frame 2 and corresponding to the door leaf hinge 1-3 form a hinge part c, the hinge part is positioned at the upper end of the door sill, and the door leaf hinge 1-3 is hinged with the door frame hinge 2-3.

Referring to fig. 1 and 2, the lower door lock part comprises a lower door lock 1-2 and a lower lock base 2-2, the lower door lock 1-2 is provided with a lower lock tongue 1-2.1, the lower lock base 2-2 is provided with a lower lock tongue limiting groove 2-2.1 extending in the vertical direction, the upper end of the small lock tongue limiting groove 2-2.1 is provided with an opening for the lower lock tongue 1-2.1 to be clamped, the lower lock tongue 1-2.1 is locked and unlocked through the relative up-and-down movement between the lower lock base 2-2, one end of the lower lock tongue 1-2.1 extending into the lower door lock 1-2 is provided with a spring, when the door leaf 1 is closed, the lower lock tongue 1-2.1 collides with the lower lock base 2-2 elastically to reduce the loss of the lower lock tongue 1-2.1, and when the lower lock tongue 1-2.1 collides with the lower lock base 2.2 elastically, because the contact part of the lower lock seat 2.2 and the lower lock tongue 1-2.1 is in a frustum pyramid shape, the lower lock tongue 1-2.1 slowly retracts into the cavity of the lower door lock 1-2, when the door leaf 1 is in a closed state, the lower lock tongue 1-2.1 is ejected out of the cavity along with the movement, and the lower door lock 1-2 and the lower lock seat 2-2 can also complete locking in this way.

Referring to fig. 3, a lifting allowance space c-1 is arranged between the door leaf hinge 1-3 and the door frame hinge 2-3, and when unlocking is performed, lifting operation is required, so that the lifting allowance space is arranged, and damage to the door leaf hinge 1-3 caused by excessive force during lifting is prevented.

Referring to fig. 4, the upper door lock part 1 comprises an upper door lock 1-1 and an upper lock seat 2-1, and the unlocking of the upper door lock part and the upper lock seat is realized by a pressing-holding transmission structure a-1; the pressing-holding transmission structure a-1 comprises a pressing piece 1-1.2 positioned at the upper part of the upper door lock 1-1, a holding piece 1-1.3 positioned at the lower part of the upper door lock 1-1, a first linkage piece 1-1.4 for linking the pressing piece 1-1.2 and the holding piece 1-1.3, and a second linkage piece 1-1.5 for linking the holding piece 1-1.3 and the upper lock tongue 1-1.1; the first linkage piece 1-1.4 is hinged in the upper door lock 1-1 through a hinge shaft 1-1.41 in the middle of the first linkage piece, one end of the first linkage piece is a pressing end 1-1.42, the first linkage piece 1-1.4 rotates around the hinge shaft 1-1.41 as a circle center along with the pressing of the pressing piece 1-1.2, the other end of the first linkage piece is a gripping piece limiting end 1-1.43, the gripping piece limiting end 1-1.43 is abutted with the gripping piece 1-1.3 to limit the vertical displacement of the gripping piece 1-1.3, the gripping piece limiting end 1-1.43 rotates around the hinge shaft 1-1.41 as a circle center under the driving of the pressing end 1-1.42, and when the pressing piece 1-1.2 is pressed downwards, the rotating motion of the gripping piece limiting end 1-1.43 is separated from the abutting position of the gripping piece 1-1.3, so that the limiting effect on the gripping piece 1-1.; one end of the second linkage part 1-1.5 is fixedly connected with the holding part 1-1.3, the other end is provided with a bolt guide post 1-1.51, a guide post in-out channel 1-1.11 for the bolt guide post 1-1.51 to go in and out is arranged in the upper bolt 1-1.1, one end of the guide post in-out channel 1-1.11 is provided with a guide post clamping part 1-1.12, and when the bolt guide post 1-1.51 moves upwards in the guide post in-out channel 1-1.11, the upper bolt 1-1.1 is contacted with the guide post clamping part 1-1.12 to realize the extending and retracting movement of the upper bolt 1-1.1; the bolt guide post 1-1.51 is obliquely arranged, and the horizontal distance between the lower end of the bolt guide post and the holding piece 1-1.3 is smaller than the horizontal distance between the upper end of the bolt guide post and the holding piece 1-1.3, so that the vertical motion drives the transverse motion; the lower part of the pressing piece 1-1.2, the upper part of the holding piece 1-1.3 and the upper bolt 1-1.1 extend into one end of the upper door lock 1-1, and springs are arranged on the upper bolt, the upper bolt and the lower bolt to return to the original positions when the springs are free from external force; this embodiment is opened and is locked two steps that need, and the lock design is ingenious, because need three steps totally just can open the lock completely, consequently has reduced the risk that children opened the door hurdle

Embodiment 2, referring to fig. 1 to 3 and 5, a doorsill that can be opened and closed conveniently differs from embodiment 1 in that: the door lock system is unlocked through a double-pressing mechanism d-1 and comprises a pressing piece 4-1 positioned at the upper part of a door lock 4, a holding piece 4-2 positioned at the lower part of the door lock 4, an upper pressing piece 4-2 positioned below the pressing piece 4-1, a lower pressing piece 4-4 positioned above the holding piece 4-2, a sliding ball 4-5 positioned between the upper pressing piece 4-2 and the lower pressing piece 4-4, an upper locking bolt 4-6 positioned at the front end of the door lock and a connecting rod 4-7 connecting the sliding ball 4-5 and the upper locking bolt 4-6. When the pressing piece 4-1 and the holding and lifting piece 4-3 are simultaneously stressed, the pressing piece 4-1 and the holding and lifting piece 4-3 respectively drive the upper pressing piece 4-2 and the lower pressing piece 4-4 connected with the pressing piece to respectively move downwards or upwards, the sliding ball 4-5 positioned between the upper pressing piece 4-2 and the lower pressing piece 4-4 receives two forces vertical to the upper pressing piece 4-2 and the lower pressing piece 4-4, the two forces in the vertical direction are offset due to the same slope, the sliding ball 4-5 is only subjected to one horizontal force to drive the sliding ball 4-5 to move towards the opposite direction of the lock tongue 4-6, and the upper lock tongue 4-6 moves towards the opposite direction under the driving of the pulling rod 4-7 to complete unlocking; one end of the sliding ball 4-5 is provided with a return spring to help the sliding ball 4-5 rebound to the initial position after the external force is removed; when only one of the pressing piece 4-1 and the holding piece 4-3 is pressed down, the sliding ball 4-5 is subjected to a vertical force while being subjected to a transverse force, and the upper lock tongue 4-6 is also subjected to a vertical force through the conduction of the pulling rod 4-7, so that the upper lock tongue 4-6 is clamped in the lock opening and cannot be unlocked. This embodiment design is comparatively simple and convenient, needs two buttons to press simultaneously and just can accomplish the unblock.

The two embodiments of the comprehensive comparison are not difficult to discover, the door handle in embodiment 1 not only has the functions of the door lock in embodiment 2, but also is not easy to damage the door lock because of over-violent exertion, the service life of the door lock is ensured, the door lock is convenient to open and close, the door handle accords with the ergonomics, and the arm is more comfortable when the door handle is opened and closed.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. Open and shut convenient door grating include door leaf (1) and with door leaf (1) looks articulated door frame (2), its characterized in that still includes:

the upper door lock part (a) is composed of an upper door lock (1-1) positioned at one end of the upper part of the door leaf (1) and an upper lock seat (2-1) positioned on the door frame (2) and corresponding to the upper door lock (1-1), the upper door lock (1-1) is locked with the upper lock seat (2-1) through an upper lock tongue (1-1.1), and the upper lock tongue (1-1.1) and the upper lock seat (2-1) are locked and unlocked through a pressing-holding transmission structure (a-1);

the lower door lock part (b) consists of a lower door lock (1-2) positioned at one end of the lower part of the door leaf (1) and a lower lock seat (2-2) positioned on the door frame (2) and corresponding to the lower door lock (1-2), wherein a lower lock tongue (1-2.1) is arranged on the lower door lock (1-2), and the lower lock tongue (1-2.1) realizes locking and unlocking through relative up-and-down movement between the lower lock tongue and the lower lock seat (2-2);

the hinge part (c) consists of a door leaf hinge (1-3) positioned on one side of the door leaf (1) and a door frame hinge (2-3) positioned on the door frame (2) and corresponding to the door leaf hinge (1-3), and the door leaf hinge (1-3) is hinged with the door frame hinge (2-3).

2. The convenient and fast opening and closing doorsill according to claim 1, characterized in that:

the pressing-holding transmission structure (a-1) comprises a pressing piece (1-1.2) positioned at the upper part of the upper door lock (1-1), a holding piece (1-1.3) positioned at the lower part of the upper door lock (1-1), a first linkage piece (1-1.4) for linking the pressing piece (1-1.2) and the holding piece (1-1.3), and a second linkage piece (1-1.5) for linking the holding piece (1-1.3) and the upper lock tongue (1-1.1);

the first linkage piece (1-1.4) is hinged in the upper door lock (1-1) through a hinge shaft (1-1.41) in the middle of the first linkage piece, one end of the first linkage piece is a pressing end (1-1.42), the first linkage piece (1-1.4) rotates around the hinge shaft (1-1.41) as a circle center along with the pressing of the pressing piece (1-1.2), the other end of the first linkage piece is a gripping piece limiting end (1-1.43) which is abutted against the gripping piece (1-1.3) to limit the vertical displacement of the first linkage piece, the gripping piece limiting end (1-1.43) rotates around the hinge shaft (1-1.41) under the driving of the pressing end (1-1.42), and when the pressing piece (1-1.2) is pressed downwards, the rotating motion of the gripping piece limiting end (1-1.43) enables the gripping piece limiting end to be separated from the position abutted against the gripping piece (1-1.3), thereby relieving the limiting function of the gripping and lifting piece (1-1.3);

one end of the second linkage piece (1-1.5) is fixedly connected with the holding piece (1-1.3), the other end of the second linkage piece is provided with a bolt guide post (1-1.51), a guide post access channel (1-1.11) for the bolt guide post (1-1.51) to access is arranged in the upper bolt (1-1.1), a guide post clamping part (1-1.12) is arranged at one end of the guide post access channel (1-1.11), and when the bolt guide post (1-1.51) moves upwards in the guide post access channel (1-1.11), the bolt guide post (1-1.1) is contacted with the guide post clamping part (1-1.12) to realize the extending and retracting movement of the upper bolt (1-1.1).

3. The convenient and fast opening and closing doorsill according to claim 2, characterized in that: the bolt guide post (1-1.51) is obliquely arranged, and the horizontal distance between the lower end of the bolt guide post and the holding piece (1-1.3) is smaller than the horizontal distance between the upper end of the bolt guide post and the holding piece (1-1.3).

4. The convenient and fast opening and closing doorsill according to claim 2 or 3, characterized in that: the lower part of the pressing piece (1-1.2), the upper part of the holding piece (1-1.3) and one end of the upper bolt (1-1.1) extending into the upper door lock (1-1) are both provided with resetting pieces, and the resetting pieces enable the pressing piece, the holding piece and the upper bolt to return to the original positions when not subjected to external force.

5. The convenient and fast opening and closing doorsill according to claim 1, characterized in that: the lower lock base (2-2) is provided with a lower lock tongue limiting groove (2-2.1) extending in the vertical direction, and the upper end of the lower lock tongue limiting groove (2-2.1) is provided with an opening for the lower lock tongue (1-2.1) to be clamped in.

6. The convenient and fast opening and closing doorsill according to claim 5, characterized in that: one end of the lower lock tongue (1-2.1) extending into the lower door lock (1-2) is provided with a buffer piece, and the buffer piece enables the lower lock tongue (1-2.1) to be stretched when colliding with the lower lock seat (2-2); when the lower lock tongue (1-2.1) reaches the position of the lower lock tongue limiting groove (2-2.1), the elastic potential energy of the lower lock tongue (1-2.1) is released, and the lower lock tongue is popped out (1-2.1) and enters the lower lock tongue limiting groove (2-2.1) to complete locking.

7. The convenient and fast opening and closing door sill according to claim 1 or 5, characterized in that: the lower door lock (1-2) is located at the lower end of the door leaf (1) and is connected with the lower door lock through a rod piece in an inserting mode, and the lower door lock (1-2) is fixed with the rod piece through a nut screw.

8. The convenient and fast opening and closing doorsill according to claim 1, characterized in that: the lower lock seat (2-2) is fixed at the lower end of the door frame (2) through screws and nuts.

9. The convenient and fast opening and closing doorsill according to claim 1, characterized in that: the hinge part (c) is positioned at the upper end of the door sill.

10. The convenient and fast opening and closing doorsill according to claim 9, characterized in that: a lifting allowance space (c-1) is arranged between the door leaf hinge (1-3) and the door frame hinge (2-3) and used for accommodating the door leaf hinge (1-3) lifted upwards.