CN117605352A - Hidden handle of button - Google Patents

Abstract

The invention provides a button hidden handle, which comprises a handle body, a lock cylinder cover and a clamping assembly, wherein the handle body is provided with a lock cylinder cover groove and a lock cylinder hole arranged in the lock cylinder cover groove, and a key is suitable to be penetrated in the lock cylinder hole; the lock core cover is movably connected with the handle body and moves between a covering position for covering the lock core cover groove and an open position for separating from the covering position; the clamping assembly is arranged between the handle body and the lock cylinder cover, is provided with a clamping groove formed on the lock cylinder cover, a buckle arranged on the handle body and moving between a clamping position of the clamping groove and a separating position of the separating clamping, and a button for driving the buckle to move; the operating part of the button is arranged on the back surface of the handle body facing the door leaf. The button for controlling the lock core cover to be opened is arranged on the back of the handle body, so that the overall safety of the lock body can be improved, the lock body also accords with the ergonomics, and the use experience is more comfortable and convenient.

Description

Hidden handle of button

Technical Field

The invention relates to the technical field of safety door locks, in particular to a button hidden handle.

Background

As an important barrier for home security protection, the security door is important for protecting personal and property security, and when purchasing the home door, consumers generally pay attention to the quality and the security performance of the home door lock except for appearance patterns.

At present, the anti-theft safety doors sold in the market generally comprise door frames, door leaves, door handles, observation holes, lock bodies, lock cylinders, lock holes and the like which are reasonably combined, and the safety doors are low in safety because the lock holes are completely exposed out of the door bodies, and the lock cylinders are indirectly exposed out of the door bodies.

For this reason, chinese patent CN107130891a discloses an antitheft household door with hidden lock hole, the door body is provided with hidden screens, the lock hole is arranged on the hidden screens, the hidden screens are also provided with pushing holes, pushing blocks are installed in the pushing holes, the door body is provided with pressing holes, the pressing holes are provided with elastic silica gel films which can be pressed, the color or pattern of the elastic silica gel films are adapted to the door body, pressing blocks are installed in the pressing holes, a lever is arranged in the door body, one end of the lever is connected with the pressing blocks, the other end of the lever is connected with the pushing blocks, the door body is provided with hidden blocks which are adapted to the hidden screens, and the color or pattern of the hidden blocks are adapted to the door body. When the key is used, the elastic silica gel film can be pressed by fingers, the elastic silica gel film is stressed to be inwards concave, the pressing block in the pressing hole is pressed, the pressing block drives the pushing block at the other end to be outwards convex through the lever, the pushing block penetrates out through the pushing hole to outwards push the hidden block, the hidden block is taken out in the whole block at the moment, a lock hole in the hidden clamping position can be exposed, and the key is used for opening the door.

According to the anti-theft household door with the hidden lock hole, on one hand, a lever transmission mode is adopted, the arm of force of the lever must have proper structural strength to meet the force transmission requirement, the rotating plane of the lever is perpendicular to the cover surface of the hidden cover after the hidden cover is installed, and the arm of force extends along the fan surface of the door leaf, so that a proper large space is needed in the door body to meet the requirement of lever rotation, the door body of the door leaf must be combined, the elastic silica gel film in the pressing hole of the driving hidden block must be arranged on the outer surface of the door leaf and is in a naked state, and the elastic silica gel film pressed frequently after being used for a period of time can generate pressing marks which are easily found to cause economic loss. On the other hand, the hidden block is detachably embedded with the hidden clamping position arranged on the door body, so that the hidden block is easy to lose in use.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is that the anti-theft household door with the hidden lock hole in the prior art can improve a certain anti-theft performance by hiding the lock hole behind the hidden block, but the elastic silica gel film in the pressing hole of the driving hidden block is in a bare state, so that the hidden lock hole is easy to find to cause economic loss.

To this end, the present invention provides a push button hidden handle comprising:

the handle body is provided with a lock cylinder cover groove and a lock cylinder hole arranged in the lock cylinder cover groove, and a key and a lock cylinder are suitable to be penetrated in the lock cylinder hole;

the lock core cover is movably connected with the handle body and moves between a covering position for covering the lock core cover groove and an open position for separating from the covering position;

the clamping assembly is arranged between the handle body and the lock cylinder cover, is provided with a clamping groove formed on the lock cylinder cover, a buckle arranged on the handle body and moving between a clamping position for clamping the clamping groove and a disengaging position for disengaging the clamping groove, and a button for driving the buckle to move; the operating part of the button is arranged on the back surface of the handle body facing the door leaf.

Optionally, a latch mounting groove is provided in the lock core cover groove, and the latch is movably mounted in the latch mounting groove and receives a latch biasing force tending to a latch position.

Optionally, a chuck suitable for being inserted into the clamping groove is arranged at one end of the clamping groove in a snap fit manner; a first clamping inclined surface is formed on one side of the clamping head, facing the lock core cover, of the clamping head, and a second clamping inclined surface is formed on the groove edge, corresponding to the clamping groove, of the lock core cover, which is contacted with the clamping buckle at first; pressing the lock cylinder cover enables the first clamping inclined surface to interact with the second clamping inclined surface so as to push the clamping buckle to move from the clamping position to the disengaging position against the clamping biasing force, so that the clamping head passes over the groove edge of the clamping groove and is clamped into the clamping groove.

Optionally, a first elastic member disposed between the handle body and the buckle in the buckle mounting groove applies the engagement biasing force to the buckle.

Optionally, the first elastic piece is a first spiral spring, a spring groove is formed at a position of the buckle corresponding to the first spiral spring, and the first spiral spring is embedded and installed in the spring groove.

Optionally, the handle body is composed of a handle main body and a handle cover fixedly connected with the handle main body; the lock cylinder cover groove is formed in the handle cover; the lock cylinder hole comprises a first lock cylinder hole arranged on the handle main body and a second lock cylinder hole arranged on the handle cover; the buckle is provided with a sliding step, and the buckle mounting groove is provided with a sliding groove matched with the sliding step.

Optionally, the groove wall at one side of the sliding groove is the handle cover body, and the groove wall adjacent to the handle main body is a buckle fixing piece connected to the handle cover.

Optionally, the sliding steps and the sliding grooves are symmetrically arranged, the two sliding grooves are also arranged corresponding to the two fastening fixing pieces, and a channel extending out of the button is formed between the two fastening fixing pieces.

Optionally, the buckle and the button are two components of a whole that can function independently, the button is movably arranged on the handle main part, the button with be connected through separating drive mechanism between the buckle.

Optionally, the button is arranged in a button through hole formed on the handle body; the separation transmission mechanism comprises a first separation inclined plane arranged on the button and close to one end of the buckle, and a second separation inclined plane arranged on the buckle and close to one end of the button; and pressing the button to enable the first separation inclined surface to interact with the second separation inclined surface so as to push the buckle to move from the clamping position to the disengaging position against the action of clamping biasing force, so that the clamping head moves away from the lock cylinder cover and is disengaged from the clamping groove.

Alternatively, the button is subjected to a reset biasing force that resets its operation portion.

Optionally, the reset biasing force is applied by a second elastic member disposed between the button and the pull cup.

Alternatively, the process may be carried out in a single-stage,

the wall of the button through hole is in a step shape;

the button is provided with an anti-falling lug which is suitable for being abutted against the stepped hole wall of the button through hole so as to limit the button from falling off through the button through hole; the second elastic piece is a spiral spring and acts on the button through the anti-falling lug.

Optionally, the latch assembly further includes a top cover needle movably mounted on the handle cover, the top cover needle being subjected to an abutment biasing force that causes one end thereof to abut the lock cylinder cover.

Optionally, one end of the top cover needle is penetrated in a top cover needle hole formed on the handle cover, and the other end of the top cover needle is provided with an anti-falling step; and a third elastic piece is arranged between the anti-falling step and the handle main body to apply the abutting biasing force.

Optionally, a top cover needle groove is formed on the handle body, and the third elastic piece is a coil spring arranged in the top cover needle groove.

Optionally, a spindle hole is formed in the lock core cover groove, and the lock core cover is rotatably mounted on the handle cover through the spindle hole by an anti-drop pin with a large head end diameter larger than that of the spindle hole.

Optionally, a covering retainer is provided between the large end of the anti-drop pin and the handle cover, and the covering retainer applies an elastic force to the lock cylinder cover, which is held at the lock cylinder cover groove.

Optionally, a rotating shaft is arranged on the lock core cover, the rotating shaft rotatably penetrates through the rotating shaft hole, the anti-falling nail is connected to one end of the rotating shaft penetrating through the rotating shaft hole, and the covering retainer is a spiral spring sleeved on the rotating shaft.

Optionally, the edges of the lock core cover, the handle cover and the clamping groove bulge are provided with chamfers with complementary shapes.

Optionally, the upper edge of the lock cylinder cover is provided with an arc edge, so that the lock cylinder cover can smoothly rotate at 360 degrees at any left and right.

Optionally, the arc-shaped edge and the rotating shaft are concentric, so that the arc-shaped edge can smoothly rotate at 360 degrees around.

The hidden handle of the button provided by the invention has the following advantages:

1. the invention provides a button hidden handle, which comprises a handle body, a lock cylinder cover and a clamping assembly, wherein the handle body is provided with a lock cylinder cover groove and a lock cylinder hole arranged in the lock cylinder cover groove, and a key is suitable to be penetrated in the lock cylinder hole; the lock core cover is movably connected with the handle body and moves between a covering position for covering the lock core cover groove and an opening position for separating from the covering position; the clamping assembly is arranged between the handle body and the lock cylinder cover, is provided with a clamping groove formed on the lock cylinder cover, a buckle arranged on the handle body and moving between a clamping position for clamping the clamping groove and a disengaging position for disengaging the clamping, and a button for driving the buckle to move; the operating part of the button is arranged on the back surface of the handle body facing the door leaf.

The hidden handle of button of this structure is in through setting up the operating unit setting of button the handle body is in the back of door leaf one side, and the buckle is moved between the block position and break away from the position through pressing the button drive during the use to realize lock core lid's fixed and unblock, the lock core hole on the handle body is in lock core lid dorsal part, in order to realize the theftproof. The button for controlling the lock core cover to be opened is arranged on the back surface of the handle body, so that the handle body is not easy to find, and the lock core hole is arranged in the lock core cover groove, and the lock core cover is arranged on the lock core cover groove, so that the button is hidden, and the overall safety of the lock body can be improved.

2. The invention provides a hidden button handle, wherein a first separation inclined plane is arranged on a button, a second separation inclined plane is arranged on a buckle, the first separation inclined plane is abutted with the second separation inclined plane, and the second separation inclined plane is arranged towards a lock cylinder cover.

The hidden handle of button of this structure, when pressing the button to the right side, first separation inclined plane is to the right side slip on the second separation inclined plane, because its height of second separation inclined plane increases from left to right gradually, so under the buckle receives buckle mounting groove horizontal direction restriction effect, and it is down-shifted along the buckle mounting groove under receiving the extrusion effect of button first separation inclined plane, until the dop breaks away from in the lock core lid downside draw-in groove.

3. The invention provides a button hidden handle, which also comprises a top cover needle and a third elastic piece, wherein the right end of the top cover needle is penetrated through a handle cover needle hole and then is abutted against a lock cylinder cover, the left end of the top cover needle is provided with an anti-falling step, the third elastic piece is arranged between the anti-falling step and a handle main body, and after the lock cylinder cover is separated from a buckle, the top cover needle moves rightwards under the action of an abutting biasing force of the third elastic piece so as to push the lock cylinder cover to protrude out of a lock cylinder cover groove. Wherein, the diameter of the anti-drop step is larger than that of the top cover needle hole so as to prevent the top cover needle from being separated from the top cover needle hole.

4. The invention provides a hidden handle for a button, wherein an arc edge concentric with a rotating shaft is adopted above a lock cylinder cover, so that 360-degree smooth unimpeded rotation is facilitated, and the service life of the lock cylinder cover can be prolonged.

Drawings

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

FIG. 1 is a schematic view of the structure of a hidden button handle provided in an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of a handle body in a hidden button handle provided in an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of a pull cup in a push button hidden handle provided in an embodiment of the present invention;

FIG. 4 is a schematic structural view of a key cylinder cover in a hidden button handle provided in an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of a button in a hidden button handle provided in an embodiment of the present invention;

FIG. 6 is a schematic view of the structure of the buckle in the hidden button handle provided in the embodiment of the present invention;

reference numerals illustrate:

1-a handle body; 11-a first lock cylinder hole; 12-button through holes; 13-cap needle slot;

2-handle cover; 21-a second lock cylinder hole; 22-a rotating shaft hole; 23-a buckle mounting groove; 24-top cover pinholes; 25-a lock cylinder cover groove;

3-a lock core cover; 31-rotating shaft; 32-clamping grooves and 33-chamfering; 34-arc edge;

4-preventing the nail from falling off;

5-clamping buckles; 51-clamping head; 52-sliding steps;

6-button; 61-anti-drop ears;

7-cap needle;

8-a buckle fixing piece;

91-a first elastic member; 92-a second elastic member; 93-a third elastic member; 94-cover holder.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

Examples

This embodiment provides a hidden handle of button, as shown in fig. 1, including handle body, lock core lid 3 and joint subassembly, the handle body includes handle main part 1 and handle lid 2, and handle main part 1 and handle lid 2 all are provided with one side open-ended cavity, and the mutual lock of cavity is gone up to handle main part 1 and handle lid 2 during the installation to form complete placing cavity.

In this embodiment, as shown in fig. 1 and 2, the handle body 1 is provided with a first lock cylinder hole 11 and a button through hole 12, and the outlet end of the button through hole 12 is disposed toward the back of the handle body 1. The handle main body 1 is installed on the door and the window sash, the back of the handle main body 1 means that the handle main body 1 is close to one side of the door and the window sash, namely, the outlet end of the button through hole 12 is arranged towards the direction of the door and the window sash, and further, after the handle main body 1 is fixed on the door and the window sash, the button through hole 12 is hidden on the back of the handle main body 1, so that the handle main body is not easy to find, and the safety is improved.

In this embodiment, as shown in fig. 1 and 3, the handle cover 2 is fixedly connected to the handle body 1, and the handle cover 2 is provided with a second lock cylinder hole 21, a lock cylinder mounting groove 23, and a lock cylinder cover groove 25, and the second lock cylinder hole 21 and the lock cylinder mounting groove 23 are disposed in the lock cylinder cover groove 25. When the handle cover 2 is fixed with the handle main body 1, the first lock cylinder hole 11 is aligned with the second lock cylinder hole 21, keys are suitable to be penetrated in the first lock cylinder hole 11 and the second lock cylinder hole 21, and as the handle cover 2 is detachable from the handle main body 1, in order to prevent the lock cylinder from being prized after the handle cover 2 is detached, the diameters of the first lock cylinder hole 11 and the second lock cylinder hole 21 are smaller than the diameters of the lock cylinder to prevent the lock cylinder from being prized; both the buckle mounting groove 23 and the button through hole 12 are arranged on the lower side of the hidden button handle.

In other embodiments, the side of the first lock core hole 11 near the handle cover 2 is provided with a step with a large diameter suitable for penetrating the lock core, a small diameter suitable for penetrating the key to prevent picking the lock core, or no step in the first lock core hole 11 is suitable for penetrating the lock core.

In this embodiment, the cylinder cover 3 is movably connected to the handle body, and moves between a covering position covering the cylinder cover groove 25 and an open position separated from the covering position. Specifically, as shown in fig. 1, the lock core cover 3 is movably connected with the handle cover 2, and the lock core cover 3 is used for being arranged at the lock core cover groove 25 to cover the second lock core hole 21 and the buckle mounting groove 23.

Specifically, the hidden handle of button still includes anticreep nail 4 and covers holder 94, in the fig. 1, the anticreep nail 4 left end is provided with spacing portion (big head end), the behind the pivot hole 22 on the handle lid 2 protrusion handle lid 2 surface is passed to anticreep nail 4 right-hand member, the fixed axis of rotation 31 that is provided with in lock core lid 3 left side, the axis of rotation 31 cover is established and is fixed at the anticreep nail 4 right-hand member, cover holder 94 locates between lock core lid 3 and handle lid 2, cover holder 94 can adopt the torsional spring, it overlaps to establish on axis of rotation 31, torsional spring one end is used in handle lid 2 the other end is used in lock core lid 3, through setting up cover holder 94, cover holder 94 can take place elastic deformation when handle lid 2 rotates relatively under the exogenic action, after losing the exogenic, lock core lid 3 can reset to lock core lid 25 department under cover holder 94 elastic force effect. The diameter of the limiting part at the left end of the anti-falling nail 4 is larger than the diameter of the rotating shaft hole 22 on the handle cover 2, so that the anti-falling nail 4 is prevented from being separated from the handle cover 2.

In the present embodiment, as shown in fig. 1 and 5, the button 6 is for placement inside the button through hole 12. In fig. 5, the button 6 has an upper end as an operation portion, a lower end as a pushing portion, and a middle as a drop-preventing tab 61. During installation, the operating part is inserted into the button through hole 12, the wall of the button through hole 12 is in a step shape, and the anti-falling lug 61 is used for abutting against the step-shaped wall of the button through hole 12 so as to limit the falling-off of the button 6 through the button through hole 12.

As shown in fig. 1 and 6, the buckle 5 is disposed in the buckle mounting groove 23, and the buckle mounting groove 23 is opened along the vertical direction in fig. 1, so that the buckle 5 moves up and down in the buckle mounting groove 23, the first elastic member 91 is disposed between the spring groove (because the space is limited, and the spring can be restrained by the groove) disposed at the bottom of the buckle 5 and the bottom wall of the buckle mounting groove 23, and under the action of the clamping bias force of the first elastic member 91, the buckle 5 can always protrude out of the buckle mounting groove 23. As shown in fig. 6, the upper part of the buckle 5 is provided with a chuck 51, as shown in fig. 4, the lower side of the lock cylinder cover 3 is provided with a chuck groove 32, and when the lock cylinder cover 3 is positioned in the lock cylinder cover groove 25, the buckle 5 is under the action of the clamping bias force of the first elastic piece 91, so that the chuck 51 is inserted into the chuck groove 32 at the lower side of the lock cylinder cover 3, and the lock cylinder cover 3 is fixed. In this embodiment, the first elastic member 91 is a first coil spring, and the pull cover 2 is formed with a spring groove at a position corresponding to the first coil spring of the buckle 5, and the first coil spring is embedded and mounted in the spring groove.

Further, a first engagement inclined surface is formed on a side of the chuck 51 facing the lock core cover 3, and a second engagement inclined surface is formed on a groove edge of the lock core cover 3, where the groove 32 contacts the buckle 5 at first; pressing the cylinder cover 3 causes the first engagement ramp to interact with the second engagement ramp to urge the catch 5 to move from the engaged position toward the disengaged position against the engagement biasing force, such that the chuck 51 snaps into the chuck slot 32 beyond the slot edge of the chuck slot 32.

In this embodiment, as shown in fig. 1, 5 and 6, the right end of the button 6 in fig. 1 is used to abut against the left end of the buckle 5, and is used to push the buckle 5 by pressing the button 6 to move the button 6 to the right, so that the buckle 5 is separated from the lock cylinder cover 3.

The buckle 5 and the button 6 are two split parts, the button 6 is movably arranged on the handle main body 1, and the button 6 is connected with the buckle 5 through a separation transmission mechanism.

Specifically, as shown in fig. 5, the separation transmission mechanism includes a first separation inclined plane disposed on the button 6 and adjacent to one end of the buckle 5, and a second separation inclined plane disposed on the buckle 5 and adjacent to one end of the button 6.

The above structure, the lower end of the button 6 (i.e. the right end of the button 6 in fig. 1) is provided with a first separation inclined plane, the lower end of the buckle 5 (i.e. the left end of the buckle 5 in fig. 1) is provided with a second separation inclined plane, and the second separation inclined plane is arranged towards the lock core cover 3, i.e. the first separation inclined plane is located at the upper side of the second separation inclined plane. It will be appreciated that when the button 6 is pressed to the right, the first split ramp slides to the right on the second split ramp, and as the height of the second split ramp increases gradually from left to right, the buckle 5 moves downward along the buckle mounting groove 23 under the action of the first split ramp of the button 6 under the restriction of the horizontal direction of the buckle mounting groove 23 until the chuck 51 is disengaged from the lower side clamping groove 32 of the lock cylinder cover 3.

In this embodiment, the buckle fixing piece 8 is connected with the handle cover 2, the buckle 5 is provided with a sliding step 52, the buckle fixing piece 8 is fixed at the buckle mounting groove 23, and the buckle fixing piece 8 and the buckle mounting groove 23 cooperate to form a sliding groove suitable for the sliding step 52 to slide, so as to realize that the buckle 5 can move up and down along the sliding groove.

In some embodiments of the present embodiment, the number of the buckle fixing pieces 8 is two to adapt to the sliding steps 52 on two opposite sides of the buckle 5, and a channel suitable for the button 6 to pass through to abut against the buckle 5 is provided between the two buckle fixing pieces 8. Of course, the two snap fastening tabs 8 may also be provided as an integral structure.

In this embodiment, as shown in fig. 1, the second elastic member 92 is disposed between the button 6 and the buckle fixing piece 8, after the button 6 is pressed, the button 6 pushes the buckle 5 to the right against the restoring biasing force of the second elastic member 92, and after the button 6 loses the external force, the second elastic member 92 can restore under the restoring biasing force of the second elastic member 92, and the second elastic member 92 can adopt a coil spring.

In this embodiment, as shown in fig. 1, the hidden button handle further includes a top cap needle 7 and a third elastic member 93, the right end of the top cap needle 7 is abutted to the lock cylinder cover 3 after penetrating through the top cap pinhole 24 on the handle cover 2, the left end of the top cap needle 7 is provided with an anti-disengaging step, the third elastic member 93 is disposed between the anti-disengaging step and the handle body 1, and after the lock cylinder cover 3 is separated from the buckle 5, the top cap needle 7 moves rightward under the action of the biasing force of the third elastic member 93 so as to push the lock cylinder cover 3 to protrude out of the lock cylinder cover groove 25. Wherein the diameter of the anti-falling step is larger than that of the cap needle hole 24 so as to prevent the cap needle 7 from falling out of the cap needle hole 24.

In this embodiment, the handle body 1 is formed with a top cover needle groove 13, and the third elastic member 93 is a coil spring disposed in the top cover needle groove 13.

The button hidden handle provided in this embodiment has a lock cylinder cover 3 with a covering position and an open position. In the covering position, the lock cylinder cover 3 is arranged at the lock cylinder cover groove 25, and the lock cylinder cover 3 is clamped with the buckle 5; in the open position, the cylinder cover 3 is separated from the catch 5, and the cylinder cover 3 is configured to rotate relative to the anti-drop pin 4 away from the cylinder cover slot 25 under an external force.

The transition from the covering position to the open position is as follows:

firstly, the button 6 is pushed to move towards the right direction in fig. 1 against the reset biasing force of the second elastic piece 92 by pressing the button 6, so that the buckle 5 is pushed to move downwards in the buckle mounting groove 23 until the buckle 5 is separated from the lock cylinder cover 3, the lock cylinder cover 3 protrudes out of the lock cylinder cover groove 25 under the push of the top cover needle 7, and then the lock cylinder cover 3 is manually rotated to be far away from the lock cylinder cover groove 25, so that the open position is reached.

In order to facilitate the lock cylinder cover 3 to be far away from the lock cylinder cover groove 25, chamfer angles 33 are arranged at the edge of the lock cylinder cover 3 and at the protruding position of the clamping groove 32 of the lock cylinder cover 3 in fig. 1, so that the lock cylinder cover 3 can be conveniently moved out of the lock cylinder cover groove 25; an arc edge 34 is provided above the upper part to facilitate smooth rotation of 360 degrees without resistance. Preferably, the arcuate edge 34 is disposed concentric with the rotational axis 31.

The button hidden handle is provided in the embodiment, the button 6 for controlling the lock core cover 3 to be opened is arranged on the back surface of the handle main body 1, so that the button is not easy to find, and the second lock core hole 21 is arranged in the lock core cover groove 25, and the lock core cover 3 is covered on the lock core cover groove 25, so that the button 6 is hidden, and the overall safety of the lock body can be improved; the button 6 is designed behind the handle main body 1 more smoothly, i.e. accords with human engineering, and can be more convenient, and particularly when the handle is used, the lock cylinder cover 3 can be ejected by pressing the button 6, and the upper part can be smoothly and freely rotated by 360 degrees by adopting the concentric arc-shaped edge 34, and then the lock cylinder cover 3 is automatically closed and locked by pressing.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims (22)

1. A hidden handle of button, characterized in that it includes:

the handle body is provided with a lock cylinder cover groove (25) and a lock cylinder hole arranged in the lock cylinder cover groove (25), and the lock cylinder hole is internally suitable for being penetrated by a lock cylinder and a key;

a lock core cover (3) movably connected with the handle body and moving between a covering position covering the lock core cover groove (25) and an opening position separated from the covering position;

the clamping assembly is arranged between the handle body and the lock cylinder cover (3), is provided with a clamping groove (32) formed on the lock cylinder cover (3), a buckle (5) arranged on the handle body and moving between a clamping position for clamping the clamping groove (32) and a disengaging position for disengaging the clamping, and a button (6) for driving the buckle (5) to move; the operation part of the button (6) is arranged on the back surface of the handle body facing the door leaf.

2. The hidden button handle according to claim 1, wherein a latch mounting groove (23) is provided in the key cylinder cover groove (25), and the latch (5) is movably mounted in the latch mounting groove (23) and receives a biasing force tending to a latching position.

3. The hidden button handle according to claim 2, wherein a clamping head (51) suitable for being inserted into the clamping groove (32) is arranged at one end of the clamping buckle (5) matched with the clamping groove (32); a first clamping inclined surface is formed on one side, facing the lock core cover (3), of the clamping head (51), and a second clamping inclined surface is formed on the groove edge, corresponding to the clamping groove (32) on the lock core cover (3), of the clamping head (3), wherein the groove edge is contacted with the clamping buckle (5) at first; pressing the lock cylinder cover (3) enables the first clamping inclined surface to interact with the second clamping inclined surface to push the clamping buckle (5) to move from the clamping position to the disengaging position against the clamping biasing force, so that the clamping head (51) is clamped into the clamping groove (32) beyond the groove edge of the clamping groove (32).

4. A push button hidden handle according to claim 2 or 3, wherein a first elastic member (91) provided between the handle body and the clasp (5) in the clasp mounting groove (23) applies the clasp biasing force to the clasp (5).

5. The hidden button handle according to claim 4, wherein the first elastic member (91) is a first coil spring, and a spring groove is formed at a position of the buckle (5) corresponding to the first coil spring, and the first coil spring is embedded and mounted in the spring groove.

6. The hidden button handle according to any one of claims 2 to 5, wherein the handle body is composed of a handle body (1) and a handle cover (2) fixedly connected with the handle body (1); the lock core cover groove (25) is arranged on the handle cover (2); the lock cylinder hole comprises a first lock cylinder hole (11) arranged on the handle main body (1) and a second lock cylinder hole (21) arranged on the handle cover (2); the buckle (5) is provided with a sliding step (52), and the buckle mounting groove (23) is provided with a sliding groove matched with the sliding step (52).

7. The hidden button handle according to claim 6, wherein a side wall of the chute is the handle cover (2) body, and a wall adjacent to the handle body (1) is a fastening fixing piece (8) connected to the handle cover (2).

8. The hidden handle according to claim 7, wherein the sliding steps (52) and the sliding grooves are symmetrically arranged, the two fastening fixing pieces (8) are also arranged corresponding to the two sliding grooves, and a channel extending out of the button (6) is formed between the two fastening fixing pieces (8).

9. The hidden button handle according to any one of claims 6-8, wherein the buckle (5) and the button (6) are two separate components, the button (6) is movably arranged on the handle main body (1), and the button (6) and the buckle (5) are connected through a separation transmission mechanism.

10. The push button hidden handle according to claim 9, characterized in that it is arranged in a push button through hole (12) formed in the handle body (1); the separation transmission mechanism comprises a first separation inclined plane arranged on the button (6) near one end of the buckle (5) and a second separation inclined plane arranged on the buckle (5) near one end of the button (6); pressing the button (6) enables the first separation inclined plane to interact with the second separation inclined plane so as to push the buckle (5) to move from the clamping position to the disengaging position against the action of clamping biasing force, so that the clamping head (51) on the buckle (5) moves away from the lock cylinder cover (3) and is separated from the clamping groove (32).

11. The push button hidden handle according to claim 10, wherein the push button (6) is subjected to a reset biasing force that resets it.

12. The push button hidden handle according to claim 11, wherein the return biasing force is applied by a second elastic member (92), the second elastic member (92) being provided between the push button (6) and the handle cover (2).

13. The push button hidden handle according to claim 12, wherein:

the hole wall of the button through hole (12) is in a step shape;

an anti-falling lug (61) is arranged on the button (6), and the anti-falling lug (61) is suitable for being abutted against the stepped hole wall of the button through hole (12) so as to limit the button (6) from falling off through the button through hole (12); the second elastic piece (92) is a spiral spring and acts on the button (6) through the anti-falling lug (61).

14. The push button hidden handle according to any one of claims 6-13, wherein the snap assembly further comprises a top cover needle (7) movably mounted on the handle cover (2), the top cover needle (7) being subjected to an abutment biasing force causing an end thereof to abut the lock cylinder cover (3).

15. The button hidden handle according to claim 14, wherein one end of the top cover needle (7) is arranged in a top cover needle hole (24) formed on the handle cover (2) in a penetrating way, and the other end of the top cover needle is provided with an anti-falling step; a third elastic member (93) is arranged between the anti-drop step and the handle main body (1) to apply the abutting biasing force.

16. The hidden button handle according to claim 15, wherein a top cover needle groove (13) is formed on the handle body (1), and the third elastic member (93) is a coil spring disposed in the top cover needle groove (13).

17. The button hidden handle according to any one of claims 6 to 16, wherein a spindle hole (22) is formed in the cylinder cover groove (25), and a drop-off preventing pin (4) having a larger head end diameter than the spindle hole (22) rotatably mounts the cylinder cover (3) on the handle cover (2) through the spindle hole (22).

18. The push button hidden handle according to claim 17, characterized in that a cover holder (94) is provided between the large end of the anti-drop pin (4) and the handle cover (2), the cover holder (94) exerting an elastic force on the cylinder cover (3) held at the cylinder cover groove (25).

19. The hidden button handle according to claim 18, wherein a rotating shaft (31) is provided on the lock core cover (3), the rotating shaft (31) rotatably penetrates through the rotating shaft hole (22), the anti-falling nail (4) is connected to one end of the rotating shaft penetrating through the rotating shaft hole (22), and the covering retainer (94) is a torsion spring sleeved on the rotating shaft (31).

20. The push button hidden handle according to any of claims 17-19, wherein complementary shaped chamfers (33) are provided at the edges of the contact of the lock cylinder cover (3) and the handle cover (2) and at the protrusions of the clamping groove (32).

21. The hidden button handle according to any one of claims 17-19, wherein the lock cylinder cover (3) is provided with an arc-shaped edge (34) at the upper edge to facilitate smoother and unimpeded rotation at any left and right 360 °.

22. The hidden button handle according to claim 21, wherein the arcuate edge (34) is concentric with the rotational axis (31) to facilitate smoother, unimpeded rotation at any 360 ° left and right.