CN216517416U - Plane lock - Google Patents

Abstract

The utility model provides a plane lock which comprises a handle assembly, a button, a lock body and a steel bolt. The handle assembly comprises a handle body, a rotating shaft and a lock cylinder assembly, the rotating shaft is rotatably connected with one end of the handle body, the lock cylinder assembly is arranged in the handle body, the button is arranged in the lock body, and the rotating shaft penetrates through the lock body to be rotatably connected with the steel bolt. The lock core assembly comprises a lock core, a lock tongue and a positioning ball, a shifting shaft is arranged at the position, deviating from the circle center, of the bottom end of the lock core, the lock tongue is provided with a groove, a locking concave hole and an unlocking concave hole, and the shifting shaft is inserted into the groove. The positioning ball can enter the unlocking concave hole or the locking concave hole along with the movement of the lock tongue. The plane lock has high safety performance, can avoid violent unlocking, and is convenient and flexible to install.

Description

Plane lock

Technical Field

The utility model relates to the technical field of mechanical locks, in particular to a plane lock.

Background

The plane lock is generally installed on the cabinet door, also can install on screen cabinet door plant, and current screen cabinet lock only relies on the lock core to rotate the removal of drive spring bolt position and realizes unblanking or shutting when unblanking or shutting, and the security is not high, and receives violence easily and unblanks.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the plane lock which is high in safety and can prevent violent unlocking.

Based on this, the utility model adopts the following technical scheme: a plane lock comprises a handle assembly, a button, a lock body and a steel bolt, wherein the handle assembly comprises a handle, a rotating shaft rotationally connected with one end of the handle and a lock cylinder assembly arranged in a handle body; the lock core assembly comprises a lock core, a lock tongue and a positioning ball, wherein a toggle shaft is arranged at the position, deviating from the circle center, of the bottom end of the lock core, the lock tongue is provided with a groove, a locking concave hole and an unlocking concave hole, and the toggle shaft is inserted into the groove; the positioning ball can enter the unlocking concave hole or the locking concave hole along with the movement of the lock tongue. The position of the lock tongue is fixed through the positioning beads, so that violent unlocking can be prevented, and the safety performance of the lock is improved.

Preferably, the number of the positioning beads is at least two, and the bidirectional positioning of the lock tongue is more stable.

Preferably, the lock body has set gradually pivot portion of accommodating, handle body portion of accommodating, button portion of accommodating, and the bottom of button portion of accommodating is provided with the inner groovy, inner groovy and handle body portion of accommodating intercommunication. Through setting up different portion that holds for in whole handle assembly and the button all can put into the lock body, further reduce the space of lock body, make the tool to lock structure smaller and more exquisite. When locked, the bolt enters the inner groove and the bolt is restricted from moving.

Preferably, a lock cover is arranged on one side of the edge of the lock body, which is close to the handle assembly and the button, and the lock cover can shield an opening area of an object to be installed, so that the installation of the plane lock is more attractive.

Preferably, the bottom of the lock body is provided with a pressing plate, the pressing plate is fixedly connected with the lock body through a first fastening piece, and the lock body is installed on an object to be installed through the pressing plate.

Preferably, a limiting piece is arranged between the rotating shaft and the steel bolt, and the rotating shaft, the limiting piece and the steel bolt are fixedly connected through a second fastening piece, so that the rotating shaft rotates to drive the steel bolt to rotate.

Preferably, the handle body is rotatably connected with the rotating shaft through a handle torsion spring and a rotating shaft bolt, so that the rotating shaft is driven to rotate through the rotation of the handle body, and the unlocking action is realized.

Preferably, a pressing spring is arranged below the button, so that the button can automatically reset when being driven without external force.

Preferably, the lock cylinder assembly further comprises a lug smart code sheet arranged above the lock cylinder, and a key insertion hole is formed in the lug smart code sheet. The key is rotated to drive the lock cylinder to rotate.

Preferably, hangers intelligence chip top is provided with the shield, avoids the influence of dust etc. to the locker, protects the lock core subassembly better.

Compared with the prior art, the utility model has the following beneficial effects:

according to the plane lock, the position of the lock bolt is further limited by arranging the positioning beads, the safety performance of the whole lock is improved, violent unlocking is avoided, and the plane lock is convenient and flexible to install.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described below.

FIG. 1 is a schematic illustration of an explosive structure according to the present invention;

FIG. 2 is a schematic view of an exploded structure of the handle assembly of the present invention;

fig. 3 is a schematic view of the locking bolt of the present invention;

FIG. 4 is a schematic view of the unlocked state of the present invention;

FIG. 5 is a schematic structural view of the latched state of the present invention;

fig. 6 is a cross-sectional view of the latched condition of the utility model.

Reference numerals:

1. a handle assembly; 11. a handle body; 12. a rotating shaft; 121. a rotating shaft bolt; 122. a handle torsion spring; 123. a seal ring; 13. a plug assembly; 131. a lock cylinder; 1311. a shifting shaft; 132. a latch bolt; 1321. locking concave holes; 1322. unlocking the concave hole; 1323. a groove; 133. a positioning bead; 134. hanging a lug intelligent code sheet; 1341. a key hole; 135. a dust cover; 2. a button; 21. a pressing spring; 3. a lock body; 31. a rotating shaft accommodating part; 32. a handle body accommodating portion; 33. a button accommodating part; 331. an inner groove; 34. covering the lock body; 4. a steel bolt; 41. a limiting sheet; 42. a second fastener; 43. a gasket; 5. pressing a plate; 51. a first fastener.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1 and 2, the present invention provides a flat lock, which comprises a handle assembly 1, a button 2, a lock body 3 and a steel bolt 4. The handle assembly 1 comprises a handle body 11, a rotating shaft 12 rotatably connected with one end of the handle body 11, and a lock cylinder assembly 13 arranged in the handle body 11. Wherein, the handle body 11 is rotatably connected with the rotating shaft 12 through a handle torsion spring 122 and a rotating shaft bolt 121. The rotating shaft 12 is further provided with a sealing ring 123 for sealing and fixing the rotating shaft 12. The lock body 3 is provided with a rotating shaft accommodating part 31, a handle body accommodating part 32 and a button accommodating part 33 in sequence, an inner groove 331 is provided at the bottom end of the button accommodating part 33, and the inner groove 331 is communicated with the handle body accommodating part 32 (as shown in fig. 6). The rotating shaft 12, the lock cylinder assembly 13 and the button 2 are all installed in the lock body 3, so that the whole lockset is compact and small in structure. The edge of lock body 3 is close to handle components 1 and button 2 one side and is provided with the lock body and covers 34, and the lock body covers 34 and can shelters from the open region of screen cabinet door plant, and sealed cladding plane lock simultaneously for the installation of plane lock is more pleasing to the eye, and strong adaptability has reduced the whole thickness of plane lock.

A pressing spring 21 is provided below the push button 2. The rotating shaft 12 penetrates through the lock body 3 to be fixedly connected with the steel bolt 4, preferably, a limiting sheet 41 is further arranged between the rotating shaft 12 and the steel bolt 4, and the rotating shaft 12, the limiting sheet 41 and the steel bolt 4 are connected through a second fastening piece 42. Preferably, the bottom of the steel bolt is further provided with a gasket 43, the second fastening member 42 can pass through the gasket 43, and the gasket 43 is beneficial to locking the second fastening member 42 with the steel bolt 4. The bottom of the lock body 3 is provided with a pressing plate 5, and the pressing plate 5 is fixedly connected with the lock body 3 through a first fastener 51.

The lock core assembly 13 comprises a lock core 131, a lock tongue 132, a positioning ball 133, a lug smart card 134 and a dust cover 135, wherein the lug smart card 134 is provided with a key insertion hole 1341. The bottom end of the lock core 131 is provided with a poking shaft 1311 at the position deviating from the center of the circle.

As shown in fig. 3, the latch 132 is provided with a groove 1323, a locking recess 1321 and an unlocking recess 1322, and the moving shaft 1311 is inserted into the groove 1323. The positioning ball 133 may enter the unlocking recess 1322 or the locking recess 1321 as the locking tongue 132 moves. Preferably, the number of the positioning beads is at least two, and the lock tongue can be positioned bidirectionally, so that the opening and closing lock of the plane lock is more stable.

As shown in fig. 2, 4, 5 and 6, the open-close lock of the present invention is implemented by the following principle: when locking, firstly, the handle component 1 is returned and pressed to the position which is level with the plane of the lock body 3, and at the moment, the button 2 can automatically press the handle component 1 to prevent bouncing. Then, the rotation of the key cylinder 131 is driven by the counterclockwise rotation of the key, the rotation of the key cylinder 131 further drives the rotation of the shifting shaft 1311, and the shifting shaft 1311 is inserted into the groove of the latch 132, so that the rotation of the shifting shaft 1311 can drive the forward movement of the latch 132, the latch 132 moves forward and is inserted into the inner groove 331, and meanwhile, the double positioning balls 133 enter the locking concave holes 1321 of the latch 132 to position the latch, and finally, the locking process and action are completed.

When unblanking, at first the rotation of the clockwise rotation drive lock core 131 through the key, the rotation of the rotation drive stirring axle 1311 of lock core 131, thereby drive the spring bolt 132 and move backward and break away from inner grove 331, two location beads 133 get into and fix a position the spring bolt 132 in the unblock shrinkage pool 1322 of spring bolt 132 simultaneously, accomplish the earlier stage process and the action of unblanking, press the button 2 again, handle assembly 1 can bounce to about 45 degrees positions automatically under the effect of handle torsional spring 122, rotatable handle body 11 under the manual force drive, can accomplish the whole process of unblanking.

According to the plane lock, the position of the lock bolt is further limited by arranging the positioning beads, the safety performance of the whole lock is improved, violent unlocking is avoided, the plane lock is suitable for installation of screen cabinet boxes, and the plane lock is convenient and flexible to install, high in operability and wide in market application prospect.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims (10)

1. A plane lock comprises a handle assembly, a button, a lock body and a steel bolt; the handle assembly comprises a handle body, a rotating shaft rotatably connected with one end of the handle body and a lock cylinder assembly arranged in the handle body, the button is arranged in the lock body, and the rotating shaft penetrates through the lock body and is rotatably connected with the steel bolt; the method is characterized in that: the lock core assembly comprises a lock core, a lock tongue and a positioning ball, wherein a poking shaft is arranged at the position, deviating from the circle center, of the bottom end of the lock core, the lock tongue is provided with a groove, a locking concave hole and an unlocking concave hole, and the poking shaft is inserted into the groove; the positioning ball can enter the unlocking concave hole or the locking concave hole along with the movement of the lock tongue.

2. A flat lock as claimed in claim 1, wherein: the number of the positioning beads is at least two.

3. A flat lock as claimed in claim 1, wherein: the lock body has set gradually pivot portion of holding, handle body portion of holding and button portion of holding, the bottom of button portion of holding is provided with the inner groovy, the inner groovy holds the portion intercommunication with the handle body.

4. A flat lock as claimed in claim 1, wherein: and a lock body cover is arranged at one side of the edge of the lock body, which is close to the handle component and the button.

5. A flat lock as claimed in claim 1, wherein: the lock body bottom is provided with the clamp plate, the clamp plate through first fastener with lock body fixed connection.

6. A flat lock as claimed in claim 1, wherein: the middle of the rotating shaft and the steel bolt is provided with a limiting piece, and the rotating shaft, the limiting piece and the steel bolt are fixedly connected through a second fastener.

7. A flat lock as claimed in claim 1, wherein: the handle body is connected with the rotating shaft in a rotating mode through a handle torsion spring and a rotating shaft bolt.

8. A flat lock as claimed in claim 1, wherein: and a pressing spring is arranged below the button.

9. A flat lock as claimed in claim 1, wherein: the lock core assembly comprises a hanging lug intelligent code sheet arranged above the lock core, and a key inserting hole is formed in the hanging lug intelligent code sheet.

10. A flat lock as claimed in claim 9, wherein: and a dustproof cover is arranged above the hanging lug intelligent code sheet.

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