CN218668880U

CN218668880U - Door lock

Info

Publication number: CN218668880U
Application number: CN202221796426.9U
Authority: CN
Inventors: 卢至; 李翊呈
Original assignee: K11 Group Ltd
Current assignee: K11 Group Ltd
Priority date: 2021-07-26
Filing date: 2022-07-12
Publication date: 2023-03-21
Anticipated expiration: 2032-07-12

Abstract

The application discloses a door lock, which comprises a shell, a first door body and a second door body, wherein the shell is used for fixedly connecting a first part with a door or a wallboard; a trigger for applying a driving force to open the door; a dial bar extending from one side of the housing by a certain length and being in separable contact with the second part; a tongue for extending out of or returning to the housing under a driving force; the force transmission mechanism is in contact with the trigger and is used for transmitting the driving force exerted on the trigger to the shifting bar and the tongue piece and driving the shifting bar and the tongue piece to move; or transmitting the driving force applied to the stirring strip to the tongue piece to drive the tongue piece to move; the side surface of the second part is provided with an accommodating space for accommodating the tongue piece in the locking state; when the door is closed under the action of external force, the external force is transmitted to the force transmission mechanism and the tongue piece through the shifting strip, so that the first part and the second part are in a locked state; when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poke bar through the force transmission mechanism, so that the first part and the second part are opened. The non-hand contact type door opening and closing can be realized.

Description

Door lock

Technical Field

The present invention relates to a lock, particularly for a door.

Background

The public space has a large flow of people, and on equipment which is frequently contacted by the public, such as door handles of partition doors of a shopping mall, door handles of public toilet compartments and the like, viruses, bacteria and the like are inevitably left to cause the pathogeny of infectious diseases. Some cleaning companies adopt frequent cleaning and disinfection modes to reduce the influence, but the method is not a fundamental solution all the time, and has high cost and low efficiency. Some methods of applying a long-acting antibacterial film are used for sterilization and bacteriostasis, but the public has doubt about the film heart which cannot be seen by naked eyes. There is a need to provide new solutions.

Disclosure of Invention

To solve the above problems in the prior art, one aspect of the present application provides a door lock, comprising: first and second portions for locking the door to the wall panel, the first and second portions being oppositely disposed on the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part includes: the shell is used for fixedly connecting the first part with the door or the wall plate; a trigger for applying a driving force to open the door; a dial bar extending from one side of the housing by a certain length and being in separable contact with the second part; a tongue for extending out of or returning to the housing under the action of a driving force; the force transmission mechanism is in force contact with the trigger and is used for transmitting the driving force exerted on the trigger to the shifting bar and the tongue piece and driving the shifting bar and the tongue piece to move; or the driving force exerted on the shifting strip is transmitted to the tongue piece to drive the tongue piece to move; a second part, wherein a side surface of the second part close to the first part is provided with a containing space for containing the tongue piece in a locking state; when the door is closed under the action of external force, the second part contacts the shifting strip and transmits the external force to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state; when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poking strip through the force transmission mechanism, the tongue piece is separated from the containing space of the second part and returns to the shell, the poking strip pushes the second part away from the first part, and the first part and the second part are in an opening state.

Another aspect of the present application provides a door lock, including: a first portion and a second portion for locking the door to the wall panel, the first and second portions being disposed opposite edges of the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part includes: the shell is used for fixedly connecting the first part with the wall plate; the side surface of the shell close to the second part is provided with an arc-shaped groove; a trigger disposed on the housing for applying a driving force to open the door; still include in the casing: the two ends of the pin shaft are provided with a first pin shaft sleeve and a second pin shaft sleeve, and the pin shaft is in shaft rotating connection with the two side surfaces of the shell through the first pin shaft sleeve and the second pin shaft sleeve; the first pin shaft sleeve is also provided with a shifting strip, and the shifting strip penetrates through the arc-shaped groove, extends out of a certain length and is in separable contact with the second part; the arc-shaped groove comprises a first end and a second end; one end of the first inclined gear is a gear inclined plane, the other end of the first inclined gear is a shaft sleeve, and the outer wall of the shaft sleeve is provided with a bulge abutted against the trigger; the pin shaft passes through a shaft sleeve of the first bevel gear and is linked with the pin shaft of the first bevel gear; a tongue piece arranged in the shell; one side of the tongue piece comprises a second bevel gear, and the second bevel gear is meshed with the first bevel gear, so that when the second bevel gear is driven by the first bevel gear, the tongue piece rotates around a shaft in a vertical plane parallel to the wall plate; a second part, wherein the side surface of the second part close to the first part is provided with an accommodating space for accommodating the far end of the tongue piece in a locking state; and a notch is arranged for accommodating the part of the poking strip extending out of the shell; when the door is closed under the action of external force, the shifting strip is impacted to move from the first end to the second end along the arc-shaped groove and drive the pin shaft and the first bevel gear to rotate, the second bevel gear drives the first bevel gear to enable the tongue piece to rotate to the horizontal direction and the end part to enter the accommodating space of the second part, the first part and the second part are in a locking state, and meanwhile, the rotation of the first bevel gear enables the protrusion on the first bevel gear to rotate upwards to jack the trigger; when the trigger is pressed by the outside to rotate downwards, the first bevel gear is driven to drive the second bevel gear to rotate so that the tongue piece rotates and leaves the accommodating space of the second part, and the shifting strip on the first pin shaft sleeve moves from the second end of the arc-shaped groove to the first end along with the rotation of the first bevel gear and the pin shaft and presses the door to be opened.

In another aspect, the present application provides a door lock, including: first and second portions for locking the door to the wall panel, the first and second portions being oppositely disposed on the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part comprises: the shell is used for fixedly connecting the first part with the door or the wall plate; a trigger for applying a driving force in a Y plane for opening the door; the poking strip moves along the Z plane, extends out of one side of the shell for a certain length and is in separable contact with the second part; a tongue for extending out of or returning to the housing under the action of a driving force; the force transmission mechanism is in force contact with the trigger and is used for converting the driving force in the Y plane acting on the trigger into the driving force in the Z plane and finally converting the driving force into the driving force for driving the tongue piece to do reciprocating motion which extends out of the second part or returns to the shell in the X plane; a second part, wherein a side surface of the second part close to the first part is provided with a containing space for containing the tongue piece in a locking state; when the door is closed under the action of external force, the external force is transmitted to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state; when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poking strip through the force transmission mechanism, the tongue piece is separated from the containing space of the second part and returns to the shell, the poking strip pushes the second part away from the first part, and the first part and the second part are in an opening state.

Drawings

A further understanding of the nature and advantages of the present invention may be realized by reference to the remaining portions of the specification and the drawings; the same components are numbered the same throughout the several views. In some cases, a sub-label is placed after a reference numeral and hyphen to denote one of many similar components. When a reference numeral is used to refer to a particular feature, but not necessarily any particular element, it is intended to refer to that feature.

Fig. 1 is a schematic external view of the door lock of the present application.

Fig. 2 is an exploded view of the structure of the door lock of the present invention.

Fig. 3 is an assembly structure diagram of the first part of the present application in an open state.

Fig. 4 is a perspective view of a second partial structure of the present application.

Fig. 5 is a perspective view of the first and second portions of the present application in a locked state.

Fig. 6 is a schematic front view of the first and second portions of the present application in a locked state.

Detailed Description

Embodiments are described in more detail below with reference to the following examples, which are provided herein by way of illustration only and are not intended to be limiting.

The present invention has many variations that can be anticipated by those skilled in the art and which will achieve the results of the use of the present invention.

In the present application, the terms for defining the space or the position, such as inner, outer, upper, lower, left, right, top, bottom, front and back, are defined with reference to the swing position of the door lock in the use state in which the door lock is disposed inside the space defined by the door.

In the present application, the term "comprising" is intended to include, but not be limited to, the following elements, i.e., not to exclude other elements.

In this application, the term "trigger" refers to a driving member that acts as a carrying medium for an external force and in turn triggers other components, including but not limited to plates, bars, etc.

In this application, the term "force transmission mechanism" refers to a transmission mechanism that is driven by other forces and transmits the force to the next force-bearing medium, including but not limited to a gear transmission mechanism.

In this application, the term "pivotally connected" or "fixed" or "connected" means connected to a component by a shaft and rotatable about the shaft relative to the component.

The door lock for public spaces is designed with the aim of simplicity, easy use and low cost, so that the existing door lock for public spaces is opened and closed with a wall plate for fixing a door by simply poking and rotating a door pin or a door handle by hands, and is insanitary and easy to spread diseases particularly for a toilet door.

Accordingly, one aspect of the present application provides a door lock comprising: a first portion and a second portion for locking the door to the wall panel, the first portion and the second portion being oppositely disposed on the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part includes: the shell is used for fixedly connecting the first part with the door or the wall plate; a trigger for applying a driving force to open the door; a dial bar extending from one side of the housing by a certain length and being in separable contact with the second part; a tongue for extending out of or returning to the housing under the action of a driving force; the force transmission mechanism is in force contact with the trigger and is used for transmitting the driving force applied to the trigger to the shifting bar and the tongue piece and driving the shifting bar and the tongue piece to move; or the driving force exerted on the shifting strip is transmitted to the tongue piece to drive the tongue piece to move; a second part, wherein a side surface of the second part close to the first part is provided with a containing space for containing the tongue piece in a locking state; when the door is closed under the action of external force, the second part contacts the shifting strip and transmits the external force to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state; when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poking strip through the force transmission mechanism, the tongue piece leaves the accommodating space of the second part and returns to the shell, the poking strip pushes the second part away from the first part, and the first part and the second part are in an opening state.

In at least one embodiment, the force transfer mechanism comprises: the pin shaft is in shaft rotating connection with two side surfaces of the shell; one end of the first bevel gear is a gear bevel, and the other end of the first bevel gear is a shaft sleeve; the first bevel gear is linked with the pin shaft; the outer wall of the shaft sleeve is provided with a bulge and is abutted against the bottom surface of the trigger; the first bevel gear transmits force in the vertical direction on the trigger and changes the direction; a second bevel gear engaged with the first bevel gear and transmitting a force of the first bevel gear to the tongue; the back of the second bevel gear is provided with the tongue piece, and the second bevel gear is driven by the first bevel gear and enables the tongue piece to rotate in a plane parallel to the wall plate.

In at least one embodiment, one end of the pin shaft is provided with a first pin shaft sleeve; the shifting strip is arranged on the first pin shaft sleeve, an arc-shaped groove is formed in the side face, close to the second part, of the shell, the arc-shaped groove comprises a first end and a second end, the shifting strip penetrates through the arc-shaped groove and extends out of the side face of the shell for a certain length, and the shifting strip moves in a reciprocating mode along the arc-shaped groove under the action of external force;

in at least one embodiment, when the door is closed, the second part contacts the shifting bar and pushes the shifting bar to move from the first end to the second end of the arc-shaped groove, so that the pin shaft connected with the second part is driven to rotate, the pin shaft drives the first bevel gear to rotate and enable the trigger to rebound, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate out of the first part and enter the accommodating space of the second part, and the first part and the second part are in a locking state;

when external force is applied to the trigger, the trigger rotates and drives the first bevel gear to rotate, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate away from the accommodating space of the second part, the poking strip moves from the second end to the first end of the arc-shaped groove from the pin shaft fixedly connected with the first bevel gear to flick the door, and at the moment, the first part and the second part are in an opening state.

In at least one embodiment, the other end of the pin shaft is provided with a second pin shaft sleeve, a spring is arranged between the second pin shaft sleeve and the first bevel gear, one end of the spring is connected with the second pin shaft sleeve, and the other end of the spring is connected with a shaft sleeve of the second bevel gear.

In at least one embodiment, the first part further comprises a safety mechanism, and one part of the safety mechanism extends to the other side of the door or the wallboard, so that when external force acts on the safety mechanism, the first part and the second part realize switching between the locking state and the opening state.

In at least one embodiment, the safety mechanism includes a third bevel gear secured to the housing by a third shaft and in meshing engagement with the first bevel gear; the third shaft extends to the other side of the door or the wall plate, so that when the third shaft rotates at the other side of the door or the wall plate, the third bevel gear drives the first bevel gear and the second bevel gear to rotate the tongue piece.

In at least one embodiment, the part of the third shaft located at the other side of the door or the wall panel is provided with a hinge port, and the hinge port enables the third shaft to drive the third bevel gear to rotate under the hinge of the hinge tool.

In at least one embodiment, the first portion is secured to the wall panel and the second portion is secured to the door, the first portion and the second portion being located at a common horizontal plane and adjacent to the bottom ends of the door and the wall panel.

In at least one embodiment, the housing includes a back side and a front side and side surfaces; the back of the shell is fixedly connected with the wallboard; the front surface of the shell is connected with the trigger shaft in a rotating way.

Another aspect of the present application provides a door lock, including: a first portion and a second portion for locking the door to the wall panel, the first and second portions being disposed opposite edges of the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part includes: the shell is used for fixedly connecting the first part with the wall plate; the side surface of the shell close to the second part is provided with an arc-shaped groove; a trigger disposed on the housing for applying a driving force to open the door; still include in the casing: the two ends of the pin shaft are provided with a first pin shaft sleeve and a second pin shaft sleeve, and the pin shaft is in rotating connection with the two side surfaces of the shell through the first pin shaft sleeve and the second pin shaft sleeve; the first pin shaft sleeve is also provided with a shifting strip, and the shifting strip penetrates through the arc-shaped groove, extends out of a certain length and is in separable contact with the second part; the arc-shaped groove comprises a first end and a second end; one end of the first inclined gear is a gear inclined plane, the other end of the first inclined gear is a shaft sleeve, and the outer wall of the shaft sleeve is provided with a bulge abutted against the trigger; the pin shaft passes through a shaft sleeve of the first bevel gear and is linked with the pin shaft of the first bevel gear; a tongue piece arranged in the shell; one side of the tongue piece comprises a second bevel gear, and the second bevel gear is meshed with the first bevel gear, so that when the second bevel gear is driven by the first bevel gear, the tongue piece rotates around a shaft in a vertical plane parallel to the wall plate; a second part, wherein the side surface of the second part close to the first part is provided with an accommodating space for accommodating the far end of the tongue piece in a locking state; and a notch is arranged for accommodating the part of the poking strip extending out of the shell; when the door is closed under the action of external force, the shifting strip is impacted to move from the first end to the second end along the arc-shaped groove and drive the pin shaft and the first bevel gear to rotate, the second bevel gear drives the first bevel gear to enable the tongue piece to rotate to the horizontal direction and the end part to enter the accommodating space of the second part, the first part and the second part are in a locking state, and meanwhile, the rotation of the first bevel gear enables the protrusion on the first bevel gear to rotate upwards to jack the trigger; when the trigger is pressed by the outside to rotate downwards, the first bevel gear is driven to drive the second bevel gear to rotate so that the tongue piece rotates and leaves the accommodating space of the second part, and the shifting strip on the first pin shaft sleeve moves from the second end of the arc-shaped groove to the first end along with the rotation of the first bevel gear and the pin shaft and presses the door to be opened.

In at least one embodiment, the first part further comprises a safety mechanism, one part of the safety mechanism extends to the other side of the door or the wallboard, and when external force acts on the part of the safety mechanism extending to the other side of the door or the wallboard, the first part and the second part realize switching between the locking state and the opening state.

In at least one embodiment, the safety mechanism includes a third bevel gear secured to the housing by a third shaft while meshing with the first bevel gear; the third shaft extends to the other side of the outer door or the wall panel, so that when the third shaft rotates at the other side of the outer door or the wall panel, the third bevel gear drives the first bevel gear and the second bevel gear to rotate the tongue piece.

In at least one embodiment, the pin shaft is further sleeved with a spring, one end of the spring is connected with the second pin shaft sleeve, and the other end of the spring is connected with the shaft sleeve of the first bevel gear; the spring makes the first bevel gear and the pin shaft linked.

In at least one embodiment, the part of the third shaft located at the other side of the door or the wall plate is provided with a hinge port, so that the hinge port enables the third shaft to drive the third bevel gear to rotate under the hinge of the hinge tool.

In another aspect, the present application provides a door lock, including: a first portion and a second portion for locking the door to the wall panel, the first portion and the second portion being oppositely disposed on the door and the wall panel; the first part and the second part have a locking state and an opening state; the first part includes: the shell is used for fixedly connecting the first part with a door or a wallboard; a trigger for applying a driving force in a Y plane for opening the door; the poking strip moves along the Z plane, extends out of one side of the shell for a certain length and is in separable contact with the second part; a tongue for extending out of or returning to the housing under a driving force; the force transmission mechanism is in force contact with the trigger and is used for converting the driving force in the Y plane acting on the trigger into the driving force in the Z plane and finally converting the driving force into the driving force for driving the tongue piece to do reciprocating motion which extends out of the second part or returns to the shell in the X plane; a second part, wherein a side surface of the second part close to the first part is provided with a containing space for containing the tongue piece in a locking state; when the door is closed under the action of external force, the external force is transmitted to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state; when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poking strip through the force transmission mechanism, the tongue piece is separated from the containing space of the second part and returns to the shell, the poking strip pushes the second part away from the first part, and the first part and the second part are in an opening state.

In at least one embodiment, the force transfer mechanism comprises: the pin shaft is positioned in the X plane and is in shaft rotating connection with two side surfaces of the shell; one end of the first bevel gear is a gear bevel, and the other end of the first bevel gear is a shaft sleeve; the first bevel gear is linked with the pin shaft; wherein, the outer wall of the shaft sleeve is provided with a bulge and is abutted against the bottom surface of the trigger; the first bevel gear receives force transmission from a Y plane on the trigger and converts the direction; a second bevel gear engaged with the first bevel gear, converting a force in a Y plane from the trigger into a force in an X plane and transmitting the force to the tongue; the back of the second bevel gear is provided with a tongue piece, and the second bevel gear is driven by the first bevel gear and enables the tongue piece to rotate in the X plane.

In at least one embodiment, the shifting bar is arranged at one end of the pin shaft, the side surface of the shell close to the second part is provided with an arc-shaped groove, the arc-shaped groove comprises a first end and a second end, and the shifting bar penetrates through the arc-shaped groove and extends out of the side surface of the shell for a certain length; when the second part is closed along with the door and the shifting strip is shifted, the shifting strip moves from the first end to the second end of the arc-shaped groove so as to drive the pin shaft connected with the shifting strip to rotate, the pin shaft drives the first bevel gear to rotate and enable the trigger to rebound, the second bevel gear is driven by the first bevel gear so as to enable the tongue piece to rotate out of the first part and enter the accommodating space of the second part, and at the moment, the first part and the second part are in a locking state; when external force is applied to the trigger, the trigger rotates and drives the first bevel gear to rotate, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate away from the accommodating space of the second part, the poking strip moves from the second end to the first end of the arc-shaped groove from the pin shaft fixedly connected with the first bevel gear to flick the door, and at the moment, the first part and the second part are in an opening state.

In at least one embodiment, the safety mechanism includes a third bevel gear secured to the housing by a third shaft while meshing with the first bevel gear; the third shaft extends to the other side of the door or the wall plate, so that when the third shaft rotates at the other side of the door or the wall plate, the third bevel gear drives the first bevel gear and the second bevel gear to rotate the tongue piece.

The present application will now be described in more detail with reference to the accompanying drawings, in which:

the door lock of the present application, as shown in fig. 1, has a three-dimensional structural configuration, which includes a first portion 100 and a second portion 200, wherein the first portion 100 and the second portion 200 are respectively fixed to one of a door and a wall plate, and preferably, the first portion 100 is fixed to the wall plate, and the second portion 200 is fixed to the door. The wall plate is a fixed structure positioned on two sides of the door, usually, one side surface of the door is hinged with one side wall plate, and the other side surface of the door and the wall plate are opened and closed through a door lock. In one embodiment, the first and second portions are oppositely disposed at the lower edges of the door and wall panel; the first part and the second part have a locking state and an opening state; when the first part and the second part are in a locking state, the door is in a closing state relative to the wall plate; when the first and second portions are in the open state, the door is also in the open state relative to the wall panel.

Fig. 2 is an exploded view of the door lock of the present application, fig. 3 is an assembled view of the first portion 100, and fig. 4 is a perspective view of the second portion 200. Referring to fig. 2-4, the first part 100 includes a housing 10 for receiving and providing support for the interior components and as a connecting member for securing the door lock to the wall panel by screws or the like. In one embodiment the housing is substantially rectangular parallelepiped, in other embodiments the outer shape of the housing is not limited to rectangular parallelepiped. The trigger 20 is provided on the front wall of the housing 10, and the shape of the trigger 20 shown in the figure is a plate shape, and alternatively, the trigger may be a strip shape, a ring shape, or other shapes capable of bearing pressure. The trigger 20 is connected to the housing 10 by a first pin 21 so that the trigger 20 can rotate about the first pin 21 in a vertical direction. The force transmission mechanism is disposed inside the housing 10, and specifically, the force transmission mechanism includes a first bevel gear 30, a pin 40, and a first pin bushing 51 and a second pin bushing 52 fixedly disposed at two ends of the pin 40. One end of the first bevel gear 30 is a first gear bevel 31, the other end is a shaft sleeve 32, a protrusion 33 is arranged on the outer wall of the shaft sleeve 32, and the protrusion 33 is perpendicular to the shaft sleeve 32; the first bevel gear 30 is fitted over the pin 40 and is linked with the pin 40. The pin shaft 40 is further sleeved with a spring 80, one end of the spring 80 is connected with the second pin shaft sleeve 52, and the other end of the spring 80 is connected with the shaft sleeve 32, so that the pin shaft 40 and the first bevel gear 30 realize elastic linkage, namely, a certain elastic lag can be formed between the rotation of the first pin shaft sleeve 51 and the second pin shaft sleeve 52 along with the pin shaft 40 and the rotation of the first bevel gear 30 along with the pin shaft 40. The first pin shaft sleeve 51 is further provided with a shifting strip 53, the shifting strip 53 is long, one end of the shifting strip 53 is fixed to the outer wall of the first pin shaft sleeve 51, the other end of the shifting strip is free, the whole shifting strip is approximately parallel to the axial direction of the pin shaft 40, and preferably, the first pin shaft sleeve 51 and the shifting strip 53 are of an integrally formed integral structure. The pin 40 and the first bevel gear 30 connected thereto, the spring 80 and the two holes 11 of the side wall of the housing 10 are fixedly connected in a pivoting manner through the first pin bushing 51 and the second pin bushing 52 at the two ends thereof. The free end of the toggle bar 53 now extends through the arcuate slot 12 in the housing 10 a length to contact the second part, which in the locked condition extends into the space defined by the notch 202 of the second part 200 shown in fig. 4, which condition can be seen with reference to fig. 5.

With continued reference to fig. 2, 3 and 4, a tongue 60 is also provided within the housing 10, the tongue 60 being generally elongate in shape. One end (or distal end) 62 is an arcuate edge in one embodiment. In one embodiment, the shape of the tongue also includes, but is not limited to, a rod. The other end (or bottom end) of tongue 60 is fixed inside the front wall of the housing by a shaft 63 so that tongue 60 can rotate around shaft 63 in the vertical plane. A gasket 64 or other conventional mounting aid material may also be provided between the shaft 63 and the tongue 60 in one embodiment. The tongue piece 60 is provided with a second bevel gear 61 on the bottom side and fixedly connected thereto, and preferably, the tongue piece 60 and the second bevel gear 61 are integrally formed. The second bevel gear 61 is in mesh with the first gear bevel 32 and follows the first bevel gear 30. The assembled state of the first bevel gear 30 and the second bevel gear 61 can be seen with reference to fig. 6. The distal end 62 of the tongue 60 extends out of the slot 13 in the housing 10 and into the slot 201 in the side of the second part 200 when rotated to the horizontal.

As further shown in fig. 2 and 3, the first part 100 further comprises a third bevel gear 70, the third bevel gear 70 being disposed opposite the second bevel gear and being in meshing engagement with the first bevel gear, such that when the door lock needs to be opened from the other side (e.g., the outside) of the door, the tongue piece 60 is rotated and disengaged from the second part 200 by rotating the third bevel gear 70 to drive the first bevel gear 30 and the second bevel gear 61. Specifically, one end of the third bevel gear 70 is a third gear bevel 71, the other end is a shaft 72, the shaft 72 passes through the door or the wall panel to be connected with a hinge portion 74 located at the other side of the door or the wall panel, a hinge joint 75 is arranged on the hinge portion 74, and a connector 73 for connecting with the shaft 72 is arranged inside the hinge portion 74, so that the hinge portion 74 and the third bevel gear 70 are circumferentially and fixedly connected. The hinged portion 74 and the third bevel gear 70 are rotated circumferentially by inserting a key or other lock opener of a matching shape into the hinge port 75 and rotating the same, thereby driving the tongue 60 to rotate, and thus enabling the door lock to be opened from the other side of the door lock or door. In one embodiment, the connector 73 has a spring to achieve elastic fixation.

As shown in fig. 5 and 6, the first part 100 and the second part 200 are in a locked state, and are shown in a perspective view and a front view; in the locked state, the trigger 20 is in a tilted state shown in the drawing, and the protrusion 33 on the first bevel gear is also in a tilted state and abuts against the bottom surface of the trigger 20. With reference to fig. 3 and 4, the distal end 62 of the tongue 60 is now positioned in the groove 201 of the second part 200 with the tongue in a horizontal position; the finger 53 is at the end of the arcuate slot 20 adjacent the wall panel and the distal end of the finger 53 is also between the notch 202 of the second portion 200 and the door panel. When pressure is applied to the trigger 20, for example, when a user presses the trigger 20 with his foot, the trigger 20 is pressed to rotate downward, and the protrusion 33 on the first bevel gear 30 is driven to rotate downward, that is, the first bevel gear 30 rotates clockwise, the second bevel gear 61 follows the first bevel gear 30, so that the tongue piece 60 rotates counterclockwise and rotates from the horizontal state to the vertical state, and at this time, the second part 200 is separated from the restriction of the first part 100; at the same time, the rotation of the first bevel gear 30 also makes the pin shaft drive the shifting bar 53 to rotate, and move from the end close to the wall board to the side far from the wall board along the arc-shaped groove 12, so as to push the second part 200 to be far from the first part 100, i.e. the door connected with the second part 200 is bounced open. Trigger 20 is now in the hanging position and projection 33 is in the hanging position, and paddle 53 is in the position where arcuate slot 12 is away from the wall panel (see also the state shown in figure 3).

To lock the first portion and the second portion, the door is closed to push the second portion to push the toggle bar 53, the toggle bar 53 moves from the end away from the wall panel (the position of the toggle bar shown in fig. 3) to the end close to the wall panel (the position of the toggle bar shown in fig. 6), the pin 40 and the first bevel gear 30 connected to the toggle bar 53 rotate, the protrusion 33 is driven to pivot upward to bounce the trigger 20, the second bevel gear 61 engaged with the first bevel gear 30 rotates to rotate the tongue piece 60 from the vertical state to the horizontal state, that is, the distal end 62 of the tongue piece 60 enters the second portion 200 to lock the first portion 100 and the second portion 200, which can be referred to the state shown in fig. 6.

In one embodiment, referring to fig. 3, the vertical direction of movement of the trigger 20 is understood to be the Y-axis direction, the horizontal direction in which the pin 40 is located is the X-axis direction, and the direction perpendicular to the wall is the Z-axis direction. The force-transmitting mechanism of the present invention converts the force from the trigger 20 in the general Y-axis direction into movement of the force control tongue 60 in the general X-axis direction and movement of the force control toggle 53 in the general Z-axis direction. The force transfer mechanism of the present invention also converts a force from paddle 53 in a direction generally along the Z-axis into a movement of force control tongue 60 in a direction generally along the X-axis and a movement of force control trigger 60 in a direction generally along the Y-axis.

In one embodiment, the first part 100 and the second part 200 of the door lock are arranged inside the toilet compartment, when a user enters the toilet compartment, the user pushes the door to close by foot, and the second part 200 connected with the door is close to the edge of the first part 10 and pushes the poking strip 53 in the state shown in fig. 3 on the first part, the poking strip 53 is pressed to move backwards (in the direction close to the door plate) along the arc-shaped groove 12, the poking strip 53 drives the pin shaft 40 to rotate, the first bevel gear 30 drives the protrusion 33 to rotate and jack up the trigger 20 under the traction of the spring 80, and simultaneously the first bevel gear 30 drives the second bevel gear 61 to rotate and make the tongue piece rotate to the horizontal direction (the X-axis direction), namely the far end of the tongue piece enters the groove 201 of the second part; at this time, the toilet door is locked, and hands do not need to touch the door in the whole process. When the door needs to be opened, the trigger 20 is only needed to be stepped on by feet, the trigger 20 rotates downwards and rotates the first bevel gear 30 through the bulge 33 contacted with the trigger, and the first bevel gear 30 drives the second bevel gear 61 to enable the tongue piece 60 to rotate to the vertical direction (Y direction) and separate from the second part 200; the rotation of the first bevel gear 30 also causes the spring 80 connected thereto to be tightened, so that the pin 40 is rotated and the toggle bar 53 is moved, and the toggle bar 53 further springs open the door that has been separated from the restriction of the first portion 100, i.e. the toilet door is automatically opened. The entire process also does not require hand contact with the door. The toilet door can be opened and closed in a hand-free contact manner, and the opportunity of bacterial transmission is reduced.

This application makes the user use the public facilities who has the lock of this application, like lavatory door etc. need not use the hand contact door to realize the switch of door, has reduced the disease propagation that cross contact leads to.

The methods provided by the example embodiments in this specification are examples only, and the examples of one method do not limit the examples of another method. The apparatus/methods discussed in one figure may be added to or exchanged with the apparatus/methods in other figures. Moreover, specific numeric data values (e.g., specific numbers, quantities, categories, etc.) or other specific information are used only to discuss the example embodiments and are not used to limit the example embodiments to such specific information.

Claims

1. A door lock, comprising:

first and second portions for locking the door to the wall panel, the first and second portions being oppositely disposed on the door and the wall panel; the first part and the second part have a locking state and an opening state; it is characterized in that the preparation method is characterized in that,

the first portion includes:

the shell is used for fixedly connecting the first part with the door or the wall plate;

a trigger for applying a driving force to open the door;

a dial bar extending from one side of the housing by a certain length and being in separable contact with the second part; a tongue for extending out of or returning to the housing under a driving force;

the force transmission mechanism is in force contact with the trigger and is used for transmitting the driving force exerted on the trigger to the shifting bar and the tongue piece and driving the shifting bar and the tongue piece to move; or the driving force exerted on the shifting strip is transmitted to the tongue piece to drive the tongue piece to move;

the side surface of the second part, which is close to the first part, is provided with a containing space for containing the tongue piece in a locking state;

when the door is closed under the action of external force, the second part contacts the shifting strip and transmits the external force to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state;

when the trigger is rotated downwards by external pressure, the pressure is transmitted to the tongue piece and the poking strip through the force transmission mechanism, the tongue piece is separated from the containing space of the second part and returns to the shell, the poking strip pushes the second part away from the first part, and the first part and the second part are in an open state.

2. The door lock of claim 1, wherein the force transfer mechanism comprises: the pin shaft is in shaft rotating connection with two side surfaces of the shell;

one end of the first bevel gear is a gear bevel, and the other end of the first bevel gear is a shaft sleeve; the first bevel gear is linked with the pin shaft; the outer wall of the shaft sleeve is provided with a bulge and is abutted against the bottom surface of the trigger; the first bevel gear transmits force in the vertical direction on the trigger and changes the direction;

a second bevel gear engaged with the first bevel gear and transmitting a force of the first bevel gear to the tongue; the back of the second bevel gear is provided with the tongue piece, and the second bevel gear is driven by the first bevel gear and enables the tongue piece to rotate in a plane parallel to the wall board.

3. The door lock of claim 2, wherein a first pin bushing is disposed at one end of the pin; the poking strip is arranged on the first pin shaft sleeve, an arc-shaped groove is formed in the side face, close to the second portion, of the shell, the arc-shaped groove comprises a first end and a second end, the poking strip penetrates through the arc-shaped groove and extends out of the side face of the shell by a certain length, and the poking strip moves along the arc-shaped groove in a reciprocating mode under the action of external force.

4. The door lock of claim 3, wherein when the door is closed, the second portion contacts the toggle bar and pushes the toggle bar to move from the first end to the second end of the arc-shaped groove, thereby driving the pin connected with the toggle bar to rotate, the pin drives the first bevel gear to rotate and enables the trigger to rebound, the second bevel gear follows the first bevel gear to enable the tongue piece to rotate out of the first portion and enter the accommodating space of the second portion, and the first portion and the second portion are in a locking state; when external force is applied to the trigger, the trigger rotates and drives the first bevel gear to rotate, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate away from the accommodating space of the second portion, the shifting strip is driven by a pin shaft fixedly connected with the first bevel gear to move from the second end to the first end of the arc-shaped groove to bounce the door open, and at the moment, the first portion and the second portion are in an open state.

5. The door lock according to claim 3, wherein: the other end of the pin shaft is provided with a second pin shaft sleeve, a spring is arranged between the second pin shaft sleeve and the first bevel gear, one end of the spring is connected with the second pin shaft sleeve, and the other end of the spring is connected with a shaft sleeve of the second bevel gear.

6. The door lock according to any one of claims 1 to 5, further comprising: the first part also comprises a safety mechanism, one part of the safety mechanism extends to the other side of the door or the wallboard, and when external force acts on the safety mechanism, the first part and the second part realize switching between a locking state and an opening state.

7. The door lock according to claim 6, further comprising:

the safety mechanism comprises a third bevel gear which is fixed to the housing through a third shaft and is meshed with the first bevel gear; the third shaft extends to the other side of the door or the wallboard, so that when the third shaft rotates at the other side of the door or the wallboard, the third bevel gear drives the first bevel gear and the second bevel gear to enable the tongue piece to rotate.

8. The door lock of claim 7, wherein: the part of the third shaft, which is positioned at the other side of the door or the wallboard, is provided with a hinge interface, and the hinge interface enables the third shaft to drive the third bevel gear to rotate under the hinge of the hinge tool.

9. The door lock according to claim 1, wherein: the first part is fixed with the wall plate, the second part is fixed with the door, and the first part and the second part are positioned on the same horizontal plane and are close to the bottom ends of the door and the wall plate.

10. The door lock according to claim 1, wherein: the shell comprises a back surface, a front surface and side surfaces; the back surface of the shell is fixedly connected with the wall plate; the front surface of the shell is in shaft rotation connection with the trigger.

11. A door lock, comprising:

a first portion and a second portion for locking the door to the wall panel, the first and second portions being disposed opposite edges of the door and the wall panel; the first part and the second part have a locking state and an opening state; the method is characterized in that:

the first portion includes:

the shell is used for fixedly connecting the first part with a wall plate; the side surface of the shell close to the second part is provided with an arc-shaped groove;

a trigger disposed on the housing for applying a driving force to open the door;

still include in the casing:

the two ends of the pin shaft are provided with a first pin shaft sleeve and a second pin shaft sleeve, and the pin shaft is in shaft rotating connection with the two side surfaces of the shell through the first pin shaft sleeve and the second pin shaft sleeve;

the first pin shaft sleeve is also provided with a shifting strip, and the shifting strip penetrates through the arc-shaped groove, extends out of a certain length and is in separable contact with the second part; the arcuate slot includes a first end and a second end;

one end of the first inclined gear is a gear inclined plane, the other end of the first inclined gear is a shaft sleeve, and a protrusion abutted against the trigger is arranged on the outer wall of the shaft sleeve;

the pin shaft penetrates through a shaft sleeve of the first bevel gear and is linked with the first bevel gear pin shaft;

a tongue disposed within the housing; one side of the tongue piece comprises a second bevel gear, and the second bevel gear is meshed with the first bevel gear, so that when the second bevel gear is driven by the first bevel gear, the tongue piece rotates around a shaft in a vertical plane parallel to the wall plate;

the side surface of the second part, which is close to the first part, is provided with an accommodating space for accommodating the far end of the tongue piece in a locking state; and a gap is arranged for accommodating the part of the poking strip extending out of the shell;

when the door is closed under the action of external force, the shifting strip is impacted to move from the first end to the second end along the arc-shaped groove and drives the pin shaft and the first bevel gear to rotate, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate to the horizontal direction, the end part of the tongue piece enters the accommodating space of the second part, the first part and the second part are in a locking state, and meanwhile, the rotation of the first bevel gear enables the protrusion on the first bevel gear to rotate upwards to jack up the trigger;

when the trigger rotates downwards under the external pressure, the first bevel gear is driven to drive the second bevel gear to rotate, so that the tongue piece rotates and leaves the accommodating space of the second part, and the shifting strip on the first pin shaft sleeve moves from the second end to the first end of the arc-shaped groove along with the rotation of the first bevel gear and the pin shaft and presses the door to be opened.

12. The door lock of claim 11, wherein: the first part also comprises a safety mechanism, one part of the safety mechanism extends to the other side of the door or the wallboard, and when external force acts on the part of the safety mechanism extending to the other side of the door or the wallboard, the first part and the second part realize switching between a locking state and an opening state.

13. The door lock of claim 12, wherein: the safety mechanism comprises a third bevel gear, the third bevel gear is fixed on the shell through a third shaft and is meshed with the first bevel gear; the third shaft extends to the other side of the door or the wallboard, so that when the third shaft rotates at the other side of the door or the wallboard, the third bevel gear drives the first bevel gear and the second bevel gear to enable the tongue piece to rotate.

14. The door lock of claim 11, wherein: a spring is further sleeved on the pin shaft, one end of the spring is connected with the second pin shaft sleeve, and the other end of the spring is connected with the shaft sleeve of the first bevel gear; the spring enables the first bevel gear to be linked with the pin shaft.

15. The door lock of claim 13, wherein: the part of the third shaft, which is positioned at the other side of the door or the wallboard, is provided with a hinge interface, so that the hinge interface enables the third shaft to drive the third bevel gear to rotate under the hinge of the hinge tool.

16. A door lock, comprising:

a first portion and a second portion for locking the door to the wall panel, the first portion and the second portion being oppositely disposed on the door and the wall panel; the first part and the second part have a locked state and an opened state therebetween; it is characterized in that the preparation method is characterized in that,

the first portion includes:

a trigger for applying a driving force in a Y plane for opening the door;

the poking strip moves along the Z plane, extends out of one side of the shell for a certain length and is in separable contact with the second part;

a tongue for extending out of or returning to the housing under a driving force;

the force transmission mechanism is in force contact with the trigger and is used for converting the driving force in the Y plane acting on the trigger into the driving force in the Z plane and finally converting the driving force into the driving force for driving the tongue piece to do reciprocating motion which extends out of the second part or returns to the shell in the X plane;

when the door is closed under the action of external force, the external force is transmitted to the force transmission mechanism and the tongue piece through the shifting strip, so that one part of the tongue piece enters the accommodating space of the second part, and the first part and the second part are in a locked state;

17. The door lock of claim 16, wherein the force transfer mechanism comprises:

the pin shaft is positioned in the X plane and is in shaft rotating connection with two side surfaces of the shell;

one end of the first bevel gear is a gear bevel, and the other end of the first bevel gear is a shaft sleeve; the first bevel gear is linked with the pin shaft; the outer wall of the shaft sleeve is provided with a bulge and is abutted against the bottom surface of the trigger; the first bevel gear receives force transmission from the Y plane on the trigger and converts the direction;

a second bevel gear engaged with the first bevel gear, converting a force in a Y plane from the trigger into a force in an X plane and transmitting the force to a tongue;

the back of the second bevel gear is provided with the tongue piece, and the second bevel gear is driven by the first bevel gear and enables the tongue piece to rotate in the X plane.

18. The door lock of claim 17, wherein the toggle bar is arranged at one end of the pin shaft, an arc-shaped groove is arranged on the side surface of the shell close to the second part, the arc-shaped groove comprises a first end and a second end, and the toggle bar penetrates through the arc-shaped groove and extends out of the side surface of the shell for a certain length;

when the second part is closed along with the door and the shifting strip is shifted, the shifting strip moves from the first end to the second end of the arc-shaped groove so as to drive the pin shaft connected with the shifting strip to rotate, the pin shaft drives the first bevel gear to rotate and enable the trigger to rebound, the second bevel gear is driven by the first bevel gear so as to enable the tongue piece to rotate out of the first part and enter the accommodating space of the second part, and at the moment, the first part and the second part are in a locking state;

when external force is applied to the trigger, the trigger rotates and drives the first bevel gear to rotate, the second bevel gear is driven by the first bevel gear to enable the tongue piece to rotate away from the accommodating space of the second portion, the shifting strip is driven by a pin shaft fixedly connected with the first bevel gear to move from the second end to the first end of the arc-shaped groove to bounce the door open, and at the moment, the first portion and the second portion are in an open state.

19. The door lock of claim 16, wherein: the first part further comprises a safety mechanism, one part of the safety mechanism extends to the other side of the door or the wallboard, and when external force acts on the safety mechanism, the first part and the second part realize switching between a locking state and an opening state.

20. The door lock of claim 19, wherein: the safety mechanism comprises a third bevel gear, the third bevel gear is fixed on the shell through a third shaft and is meshed with the first bevel gear; the third axle extends to the opposite side of another side door of door or wallboard, makes when the opposite side of another side door of door or wallboard of third axle rotates, first bevel gear of third bevel gear drive and second bevel gear make the tongue piece rotate.