CN213807068U - Magnetic self-suction lock - Google Patents

Abstract

The utility model belongs to the technical field of mechanical lock, especially, relate to a magnetism is from inhaling tool to lock, including lock body and the hasp that matches with this lock body, the lock body includes the cavity body and the movable power unit that locates in this cavity body, still include the magnetism strip that locates in the hasp, locate in the cavity body magnetism square tongue, the movable locking mechanism that locates in the cavity body, do the backstop motion to the power unit, make the magnetism strip that adsorbs mutually and the magnetism square tongue is in by the locked state; the magnetic square tongue is arranged at the output end of the power mechanism, so that the magnetic strip and the magnetic square tongue which are adsorbed to each other are separated, and the magnetic square tongue automatically retracts into the cavity body. The utility model discloses utilize magnetism to inhale the principle mutually and realize automatic locking, and the lock tongue presents indentation lock body when the lock state of unblanking and is the normality, prevents the appearance of spring tongue scratch phenomenon when the collision noise of conventional art tool to lock at the switching door in-process, the collision damage condition and open the door.

Description

Magnetic self-suction lock

Technical Field

The utility model belongs to the technical field of mechanical lock, especially, relate to a magnetism is from inhaling tool to lock.

Background

The door lock is a hardware designed for space privacy, and the basic structure of the door lock comprises a lock body and a lock catch, wherein the lock body is assembled on a door body, and the lock catch is assembled on a door frame. A conventional lock body includes a lock base and a latch bolt, wherein the lock base is statically assembled on the door body, and the latch bolt is movably assembled with respect to the lock base. Usually, the spring bolt is located the lock seat through elastic mechanism in, the spring bolt is connected with the elastic mechanism in the lock seat: when the door is locked, the spring bolt elastically collides with the lock catch plate through the elastic mechanism, and finally the spring bolt is inserted into the lock catch to complete the door locking operation; when the lock is unlocked, the handle needs to be pulled forcefully, the handle drives the lock tongue to retract into the lock body, and after the unlocking is completed, the lock tongue resets under the action of the elastic mechanism, and the lock tongue extends out of the lock body.

At present, the bolt of the existing structure door lock is in a state of extending out of the lock body in a normal state. However, the latch bolt extending out of the lock body is easily scraped off the clothes of the human body, which may cause the clothes to be damaged, and even the user may be injured due to the user accidentally touching the latch bolt. In addition, when closing the door or opening the door, spring bolt and door frame can bump and rub, cause and arouse the noise while, still cause spring bolt, door frame and hasp wearing and tearing, have reduced the life of door, door frame and lock, and the urgent need is solved above-mentioned problem now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a magnetism is from inhaling tool to lock, aim at solving the lock spring bolt among the prior art and present the switching door in-process that stretches out the lock body and bring for the normality collision noise, the collision damage condition and the technical problem of spring bolt scratch phenomenon when opening the door.

In order to achieve the above object, an embodiment of the present invention provides a magnetic self-priming lock, including a lock body and a lock catch matched with the lock body, the lock body includes a chamber body and a power mechanism movably disposed in the chamber body, and a handle square bar of an external lock handle is inserted into the power mechanism. The structural design can drive the power mechanism to move through a handle square rod of the external lockset handle.

Optionally, the magnetic self-priming lock further comprises

The magnetic strip is arranged in the lock catch;

the magnetic square tongue is arranged in the cavity body and does telescopic motion relative to the lock catch so as to lock or separate the lock body and the lock catch;

the locking mechanism is movably arranged in the cavity body and performs stop motion on the power mechanism so as to enable the magnetic strip and the magnetic square tongue which are adsorbed to each other to be in a locked state; the magnetic square tongue is arranged at the output end of the power mechanism, so that the magnetic strip and the magnetic square tongue which are adsorbed to each other are separated, and the magnetic square tongue automatically retracts into the cavity body. According to the structural design, when the lock body and the lock catch are arranged correspondingly, the magnetic square bolt automatically extends out through the adsorption of the magnetic strip and enters the lock catch to be locked, the locking is realized under the action of the locking mechanism, the unlocking is realized through the power mechanism, and the magnetic square bolt automatically retracts into the cavity body.

Optionally, the power mechanism comprises an unlocking cylinder rotating in a limited manner relative to the chamber body, a transmission arm translating in a limited manner relative to the chamber body, and a spiral spring clamped on the unlocking cylinder; one end of the transmission arm is provided with the magnetic square tongue, and the other end of the transmission arm is abutted to the unlocking column body. The structure design realizes the separate operation of the magnetic strip and the magnetic square tongue which are mutually adsorbed.

Optionally, the unlocking cylinder extends along the radial direction to form an arc-shaped hook, a buckle groove is dug at one end, far away from the magnetic square tongue, of the transmission arm, and the arc-shaped hook is inserted into the buckle groove. The structure design realizes that the unlocking cylinder rotates to drive the transmission arm to move synchronously.

Optionally, the unlocking column body extends along the axial direction to form a rotating protrusion, an arc-shaped hole is formed in the chamber body, and the rotating protrusion is inserted into the arc-shaped hole, so that the unlocking column body does limiting rotation motion along the arc-shaped hole. The structural design realizes that the unlocking cylinder can rotate according to a preset angle, so that the transmission arm does translational motion at a preset distance.

Optionally, the driving arm extends along a direction perpendicular to the translation direction to form two or more first translation protrusions, a first linear hole corresponding to the first translation protrusion is formed in the chamber body, and the first translation protrusion is inserted into the corresponding first linear hole, so that the driving arm performs limited translation motion along the first linear hole. The structure design realizes smooth translation of the preset distance of the transmission arm, so that the magnetic square tongue does smooth telescopic motion.

Optionally, the transmission arm is provided with a linear groove along the translation direction thereof, a return spring is disposed in the linear groove, a blocking piece is disposed on the inner wall of the cavity, one end of the return spring abuts against the linear groove, and the other end of the return spring abuts against the blocking piece. The structure design enables the magnetic square tongue to automatically retract into the lock body.

Optionally, the locking mechanism comprises a locking cylinder which is rotationally limited relative to the chamber body and a stop block which is translationally limited relative to the chamber body; the locking column body extends along the radial direction to form a power block and a stop block, a power groove convenient for the power block to be inserted is formed in the stop block, a locking groove convenient for the stop block to be inserted is formed in the transmission arm, and the locking column body rotates to drive the stop block to be inserted into the locking groove. The structure design enables the locking mechanism to lock the transmission arm.

Optionally, the stop block extends along a direction perpendicular to the translation direction to form more than two second translation protrusions, a second linear hole corresponding to the second translation protrusions is formed in the chamber body, and the second translation protrusions are inserted into the corresponding second linear holes, so that the stop block performs limiting translation motion along the second linear holes. The structure design realizes smooth translation of the stop block, so that the stop block can smoothly lock and fix the transmission arm.

Optionally, the cavity body includes a lock body base plate disposed corresponding to the lock catch, a face plate disposed on a side surface of the lock body base plate, and a face cover covering the face plate; and the lock body base plate is provided with a lock cylinder hole for the magnetic square bolt to stretch. This structural design realizes convenient equipment, rigidity and the assurance its leakproofness of lock body.

Optionally, the latch includes a latch substrate and a latch box fastened to the latch substrate; and an uncovering groove body which is convenient for loading the magnetic strip is arranged in the buckling box. The structural design realizes the position adjustment between the buckle box and the magnetic square tongue.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the magnetism is from inhaling the tool to lock has one of following technological effect at least:

1. adopt be equipped with the magnetism strip in the hasp, the internal magnetism square tongue that corresponds the setting with the magnetism strip that is equipped with of cavity, and relative telescopic motion can be done to the hasp, under the magnetic adsorption effect, the magnetism square tongue is automatic to be inserted realize the automatic operation of locking in the hasp to spring bolt and door frame bump, friction when avoiding current tool to lock open and close door, cause the noise and to spring bolt, door frame and hasp wearing and tearing, and reduce door, door frame and lock life's drawback. In addition, the locking mechanism stops the power mechanism, so that the magnetic strip and the magnetic square bolt which are adsorbed to each other are in a locked state, the back locking function is realized, and the safety performance of the magnetic self-absorption lockset is improved.

2. The magnetic square tongue is arranged at the output end of the power mechanism, and the power mechanism comprises an unlocking cylinder, a transmission arm and a rotary spring; and one end of the transmission arm is provided with the magnetic square tongue, and the other end of the transmission arm is abutted to the unlocking column body. The handle square rod of the external lockset handle drives the unlocking cylinder to rotate, so that the transmission arm deviates from the lock catch to move, the magnetic strip and the magnetic square tongue which are in the mutually-attracted state are separated, the unlocking purpose is achieved, and the return spring is compressed in the process. After the external force acting on the handle square rod of the external lockset handle is removed, the unlocking cylinder automatically resets in the recovery process of the return spring, so that the magnetic square bolt automatically retracts into the lockset body, and the defects that the lock bolt extending out of the lockset body in the existing lockset is easy to scrape clothes of a human body to damage clothes and even damage the body of a user due to the fact that the user touches the lock bolt carelessly are avoided.

3. Adopt the panel is located lock body base plate side, the face lid closes on the panel for whole lock body intensity preferred, and the internal part is in encapsulated situation, when playing convenient equipment, still has dustproof dampproofing effect. In addition, the lock catch base plate and the buckle box are buckled with each other, so that the position adjustment between the buckle box and the magnetic square tongue can be realized, and the magnetic self-absorption lock is convenient to mount conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view illustrating a lock body and a lock catch in a separated state according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lock body (without a cover plate) according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 labeled A;

fig. 4 is a schematic structural diagram of a lock body according to an embodiment of the present invention;

FIG. 5 is a partially enlarged view of FIG. 2 labeled B;

fig. 6 is a schematic structural view of a power mechanism and a locking mechanism provided in the embodiment of the present invention;

fig. 7 is a schematic structural diagram of another view angle of the lock body according to the embodiment of the present invention;

fig. 8 is a schematic structural view of the lock catch in an exploded state according to an embodiment of the present invention;

wherein, in the figures, the respective reference numerals:

1-lock body, 11-chamber body, 111-lock body base plate, 112-panel, 113-cover plate, 1131-arc hole, 1132-first linear hole, 1133-baffle, 1134-second linear hole, 12-power mechanism, 121-unlocking column, 1211-arc hook, 1212-rotating projection, 122-driving arm, 1221-lap groove, 1222-first translation projection, 1223-linear slot, 1224-return spring, 1225-locking slot, 13-magnetic square tongue, 14-locking mechanism, 141-locking column, 1411-power block, 1412-stop, 142-stop, 1421-power slot, 1422-second translation projection, 20-lock, 21-lock substrate, 22-lock box, 221-magnetic strip.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1, a magnetic self-priming lock is provided, which includes a lock body 10 and a lock catch 20 matching with the lock body. In this embodiment, the lock catch 20 is internally provided with a magnetic strip 221, the lock body 10 includes a chamber body 11, and the chamber body 11 is internally provided with a magnetic square tongue 13 which can perform telescopic motion relative to the lock catch 20; specifically, under the action of magnetic adsorption, the magnetic square bolt 13 is automatically inserted into the lock catch 20 to realize automatic locking operation, so that the defects that the service lives of the door, the door frame and the door lock are shortened due to noise and abrasion of the lock bolt, the door frame and the lock catch caused by collision and friction of the lock bolt and the door frame when the door is opened and closed in the conventional lock are avoided.

In another embodiment of the present invention, the lock body 10 of the magnetic self-priming lock further includes a power mechanism 12 movably disposed in the cavity 11. As shown in fig. 2, in this embodiment, the power mechanism 12 includes an unlocking cylinder 121 that rotates relative to the chamber body 11, a transmission arm 122 that translates relative to the chamber body 11, and a spiral spring 123 fastened to the unlocking cylinder 121. Specifically, one end of the transmission arm 122 is provided with the magnetic square tongue 13, and the other end of the transmission arm abuts against the unlocking cylinder 121. In the specific implementation process, a square hole convenient for inserting a handle square rod of an external lock handle is formed in the middle of the unlocking cylinder 121, the unlocking cylinder 121 is driven to rotate synchronously by rotating the handle square rod of the lock handle, and meanwhile, the rotated unlocking cylinder 121 acts on the transmission arm 122 to push the transmission arm to move, so that the magnetic strip 221 and the magnetic square tongue 13 which are adsorbed are separated to be separated from the adsorption effect, and the unlocking purpose is achieved.

In another embodiment of the present invention, as shown in fig. 2 and 3, the unlocking cylinder 121 extends along a radial direction to form an arc-shaped hook 1211, a snap groove 1221 is dug at one end of the transmission arm 122 away from the magnetic tongue 13, and the arc-shaped hook 1211 is inserted into the snap groove 1221. Specifically, the arc-shaped hook 1211 acts on the snap groove 1221 along with the rotation of the unlocking cylinder 121, and continuously provides a force to the snap groove 1221, so that the transmission arm 122 drives the magnetic tongue 13 to move away from the latch 20.

In another embodiment of the present invention, as shown in fig. 4, the unlocking cylinder 121 extends along the axial direction to form a rotating protrusion 1212, and the chamber body 11 is opened with an arc-shaped hole 1131. In specific practice, in order to ensure the smoothness of the unlocking cylinder 121 in the rotating process, the rotating protrusions 1212 are symmetrically disposed on two sides of the unlocking cylinder 121, the arc-shaped holes 1131 are symmetrically disposed on two sides of the chamber body 11, and the rotating protrusions 1212 are inserted into the arc-shaped holes 1131, so that the unlocking cylinder 121 performs a limiting rotation motion along the arc-shaped holes 1131, and the rotation of the unlocking cylinder 121 at a preset angle is realized by the limiting function of the arc-shaped holes 1131.

Furthermore, in order to realize smooth translation of the preset distance of the transmission arm 122, the magnetic square tongue 13 makes smooth telescopic motion; the driving arm 122 of the magnetic self-priming lock extends along a direction perpendicular to the translation direction thereof to form two or more first translation protrusions 1222, the chamber body 11 is provided with first linear holes 1132 corresponding to the first translation protrusions 1222, and the first translation protrusions 1222 are inserted into the corresponding first linear holes 1132, so that the driving arm 122 performs a limited translation motion along the first linear holes 1132.

In another embodiment of the present invention, as shown in fig. 5 and 4, the driving arm 122 of the magnetic self-priming lock device is provided with a linear groove 1223 along the translation direction thereof, a return spring 1224 is disposed in the linear groove, the inner wall of the chamber 11 is provided with a stop piece 1133, one end of the return spring 1224 abuts against the linear groove 1223, and the other end of the return spring 1224 abuts against the stop piece 1133. In this embodiment, the blocking piece 1133 may be formed by stamping and bending the cavity body 11, which may reduce the manufacturing cost, and the blocking piece 1133 is bent toward the inner cavity thereof, and abuts against one end of the return spring 1224. Specifically, when the driving arm 122 moves away from the lock buckle 20, the return spring 1224 is continuously compressed, and after the external force acting on the handle square bar of the external lock handle is removed, the return spring 1224 automatically resets the unlocking cylinder 121 in the process of recovering, so that the magnetic square bolt 13 automatically retracts into the lock body 10, and the disadvantage that the lock bolt extending out of the lock body in the existing lock is easily scraped with the clothes of the human body, so as to cause the damage of clothes, or even cause the damage to the user body due to the careless touch of the user with the lock bolt is prevented.

In another embodiment of the present invention, as shown in fig. 6, the locking mechanism 14 of the magnetic self-priming lock is movably disposed in the chamber 11, and the power mechanism 12 is stopped to make the magnetic strip 221 and the magnetic square tongue 13 adsorbed to each other in a locked state. In this embodiment, the locking mechanism 14 includes a locking cylinder 141 that is rotationally fixed with respect to the chamber body 11 and a stopper 142 that is translationally fixed with respect to the chamber body 11; specifically, the locking column 141 extends along a radial direction thereof to form a power block 1411 and a stop 1412, the stop block 142 is provided with a power groove 1421 for the power block 1411 to be inserted, the transmission arm 122 is provided with a locking groove 1225 for the stop block 142 to be inserted, and the locking column 141 rotates to drive the stop block 142 to be inserted into the locking groove 1225. The locking mechanism 14 stops the power mechanism 12, so that the magnetic strip 221 and the magnetic square bolt 13 which are attracted to each other are locked, the anti-locking function is realized, and the safety performance of the magnetic self-priming lock is improved.

In another embodiment of the present invention, in order to achieve smooth translation of the stopping block 142, the stopping block 142 is used to smoothly lock the transmission arm 122; referring to fig. 4, the stop block 142 of the magnetic self-priming lock extends along a direction perpendicular to the translation direction to form more than two second translation protrusions 1422, the chamber body 11 is provided with second linear holes 1134 corresponding to the second translation protrusions 1422, and the second translation protrusions 1422 are inserted into the corresponding second linear holes 1134, so that the stop block 142 performs a limiting translation motion along the second linear holes 1134.

In another embodiment of the present invention, referring to fig. 7, the chamber body 11 includes a lock base plate 111 corresponding to the lock 20, a panel 112 disposed on a side of the lock base plate, and a cover 113 covering the panel; the lock body base plate 111 is provided with a lock cylinder hole for the magnetic square bolt 13 to stretch. In this embodiment, the panel 112 is welded and fixed on the side of the lock body substrate 111, so as to strengthen the strength between the two; in addition, the face cover 113 covers the panel 112, so that the chamber 11 is in a sealed state, thereby facilitating assembly of the power mechanism 12 and the locking mechanism 14, and having dustproof and moistureproof effects.

In another embodiment of the present invention, referring to fig. 8, the lock buckle 20 includes a lock buckle base plate 21 and a buckle box 22 fastened to the lock buckle base plate; an opening cover groove body which is convenient for loading the magnetic strip 221 is arranged in the buckle box 22. In this embodiment, the flange edge sizes of the end faces of the buckle box 22 are different from the side wall sizes of the buckle base plate 21, so that a plurality of groups of combination modes can be realized, the position adjustment between the buckle box 22 and the magnetic square tongue 13 can be realized conveniently according to the actual installation situation, and the magnetic self-absorption lock can be conveniently and rapidly installed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A magnetic self-absorption lockset comprises a lock body and a lock catch matched with the lock body, wherein the lock body comprises a cavity body and a power mechanism movably arranged in the cavity body, and a handle square rod of an external lockset handle is inserted in the power mechanism; the method is characterized in that: also comprises

The magnetic strip is arranged in the lock catch;

the magnetic square tongue is arranged in the cavity body and does telescopic motion relative to the lock catch so as to lock or separate the lock body and the lock catch;

the locking mechanism is movably arranged in the cavity body and performs stop motion on the power mechanism so as to enable the magnetic strip and the magnetic square tongue which are adsorbed to each other to be in a locked state; the magnetic square tongue is arranged at the output end of the power mechanism, so that the magnetic strip and the magnetic square tongue which are adsorbed to each other are separated, and the magnetic square tongue automatically retracts into the cavity body.

2. The magnetic self-priming lock according to claim 1, characterized in that: the power mechanism comprises an unlocking cylinder rotating in a limiting way relative to the cavity body, a transmission arm translating in a limiting way relative to the cavity body and a rotary spring clamped on the unlocking cylinder; one end of the transmission arm is provided with the magnetic square tongue, and the other end of the transmission arm is abutted to the unlocking column body.

3. The magnetic self-priming lock according to claim 2, characterized in that: the unlocking cylinder extends along the radial direction to form an arc-shaped hook, a buckle groove is dug in one end, far away from the magnetic square tongue, of the transmission arm, and the arc-shaped hook is inserted into the buckle groove.

4. The magnetic self-priming lock according to claim 2, characterized in that: the unlocking cylinder extends along the axial direction to form a rotating protrusion, an arc-shaped hole is formed in the chamber body, and the rotating protrusion is inserted into the arc-shaped hole in a penetrating mode, so that the unlocking cylinder can do limiting rotating motion along the arc-shaped hole.

5. The magnetic self-priming lock according to claim 2, characterized in that: the driving arm extends along a direction perpendicular to the translation direction of the driving arm to form more than two first translation bulges, the chamber body is provided with first linear holes corresponding to the first translation bulges, and the first translation bulges are inserted into the corresponding first linear holes in a penetrating way, so that the driving arm performs limiting translation motion along the first linear holes.

6. The magnetic self-priming lock according to claim 2 or 5, characterized in that: the transmission arm is provided with a linear groove along the translation direction in an excavating mode, a return spring is arranged in the linear groove, a blocking piece is arranged on the inner wall of the cavity body, one end of the return spring abuts against the linear groove, and the other end of the return spring abuts against the blocking piece.

7. The magnetic self-priming lock according to claim 2, characterized in that: the locking mechanism comprises a locking column which is in limited rotation relative to the chamber body and a stop block which is in limited translation relative to the chamber body; the locking column body extends along the radial direction to form a power block and a stop block, a power groove convenient for the power block to be inserted is formed in the stop block, a locking groove convenient for the stop block to be inserted is formed in the transmission arm, and the locking column body rotates to drive the stop block to be inserted into the locking groove.

8. The magnetic self-priming lock according to claim 7, characterized in that: the stop block extends along a direction perpendicular to the translation direction of the stop block to form more than two second translation bulges, second linear holes corresponding to the second translation bulges are formed in the cavity body, and the second translation bulges are inserted into the corresponding second linear holes in a penetrating manner, so that the stop block performs limiting translation motion along the second linear holes.

9. The magnetic self-priming lock according to claim 1, characterized in that: the cavity body comprises a lock body base plate arranged corresponding to the lock catch, a panel arranged on the side surface of the lock body base plate and a surface cover covering the panel; and the lock body base plate is provided with a lock cylinder hole for the magnetic square bolt to stretch.

10. The magnetic self-priming lock according to claim 1, characterized in that: the lock catch comprises a lock catch base plate and a lock catch box buckled with the lock catch base plate; and an uncovering groove body which is convenient for loading the magnetic strip is arranged in the buckling box.

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