CN222513423U

CN222513423U - Cabinet door lock

Info

Publication number: CN222513423U
Application number: CN202421252155.XU
Authority: CN
Inventors: 詹青文
Original assignee: Zhejiang Dele Hardware Technology Co ltd
Current assignee: Zhejiang Dele Hardware Technology Co ltd
Priority date: 2024-06-03
Filing date: 2024-06-03
Publication date: 2025-02-21
Anticipated expiration: 2034-06-03

Abstract

The utility model relates to the technical field of locks, in particular to a cabinet door lock which comprises a base, a handle shaft, a lock body, a driving piece, a cover plate and a transmission component, wherein one end of the handle shaft is hinged with a handle, the handle shaft and the lock body are respectively arranged at two ends of the base in the length direction, the handle shaft is linked with the driving piece or one end of the handle shaft is detachably connected with a transmission shaft, when the handle shaft is linked with the driving piece, the driving piece is arranged in the base, the cover plate is detachably connected with the lower end face of the base, the driving piece is limited in the base by the cover plate, when the handle shaft is connected with the transmission shaft, the transmission shaft is detachably connected with a lock tongue, at least one gear is sleeved on the transmission shaft, the gear is meshed with the transmission component, and the transmission component is detachably connected with the lower end face of the base.

Description

Cabinet door lock

Technical Field

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

Background

The cabinet door lock comprises a base, a handle shaft arranged on the base, a handle connected with the handle shaft, a driving piece and a lock body arranged on the base, wherein the handle drives the driving piece to move through the handle shaft to lock or unlock, the driving piece is connected with a connecting rod in the cabinet door, the driving piece drives the connecting rod to move up and down after unlocking by using a key, the cabinet door is opened by using an automatic cabinet plane connecting rod transmission lock disclosed in patent application number CN201922022824.X, the cabinet door lock comprises a shell, a handle, a rotary latch, a lock cylinder, a lock tongue connected with the lock cylinder and a key for inserting the lock cylinder to rotate the lock tongue, a rotating shaft is arranged in the shell, one end of the rotating shaft is connected with the handle, the other end of the rotating shaft is connected with the rotary latch, a gear is arranged on one end of the rotating shaft, two sides of the gear are provided with a first connecting rod and a second connecting rod meshed with the gear, and the first connecting rod and the second connecting rod are respectively connected with the second connecting rod after unlocking by using the first connecting rod and the second connecting rod, and the unlocking is further operated by using the second connecting rod.

The lockset for the ninety-six-fold cabinet cannot be suitable for the ninety-six-fold cabinet, the lockset suitable for the ninety-six-fold cabinet cannot be suitable for the sixteen-fold cabinet, and the lockset for adapting the ninety-six-fold cabinet cannot be universal, so that the mold opening cost of lockset manufacturers is increased, and the lockset has the defect of poor universality.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a cabinet door lock which can be suitable for sixteen-fold cabinets and nine-fold cabinets.

In order to achieve the purpose, the cabinet door lock comprises a base, wherein two ends in the base are respectively provided with a handle shaft and a lock body, one end of each handle shaft is hinged with a handle, a driving piece and a cover plate detachably connected with the base are arranged in the base, the driving piece is limited in the base by the cover plate, the handle shafts are linked with the driving piece or one end of each handle shaft is detachably connected with a transmission shaft, a lock tongue is detachably connected to the transmission shaft, at least one gear is sleeved on the transmission shaft, a transmission assembly detachably connected with the lower end face of the base is arranged on the lower end face of the base, and the gear is meshed with the transmission assembly.

When the driving piece which is linked with the handle shaft is arranged in the base, the cabinet door lock can be suitable for sixteen-fold cabinets, and when the transmission shaft is arranged on the handle shaft, the cabinet door lock can be suitable for nine-fold cabinets, and through the structure that the handle shaft is detachably connected with the transmission shaft, the handle shaft can be independently linked with the driving piece to unlock the sixteen-fold cabinet, and can also be connected with the transmission shaft, a gear is sleeved on the transmission shaft, and the gear rotates to drive the transmission assembly to act to unlock the nine-fold cabinet.

The cabinet door is further provided with a driving groove for accommodating a driving piece, a rack is arranged at one end face of the driving piece, facing the handle shaft, two fasteners for connecting a connecting rod in the cabinet door are arranged at the other end face of the driving piece, a gear part meshed with the rack is arranged at one end, far away from the handle, of the handle shaft, the cover plate is arranged on the driving groove in a covering mode, two waist-shaped grooves are formed in the cover plate, and the fasteners penetrate through the waist-shaped grooves and slide in the waist-shaped grooves.

The utility model has the characteristics that the driving groove is arranged on the base to meet the installation requirement of the driving piece and the cover plate, and the driving piece and the cover plate are only required to be installed on the base when the sixteen-fold cabinet is installed, so that the assembling is convenient.

The transmission shaft comprises a plug-in shaft which is plugged with a handle shaft and a lock tongue shaft which is detachably connected with the plug-in shaft, the lock tongue is sleeved outside the lock tongue shaft and is linked with the lock tongue shaft, a linkage sleeve is sleeved at the joint of the plug-in shaft and the lock tongue shaft, the gear is sleeved outside the linkage sleeve, the transmission assembly comprises a transmission seat which is detachably connected with a base, the transmission shaft penetrates through the transmission seat, the gear is rotatably arranged in the transmission seat, a first connecting rod and a second connecting rod are slidably connected in the transmission seat, and the first connecting rod and the second connecting rod are respectively arranged at two sides of the transmission seat and are simultaneously meshed with each other through the gear.

The connecting structure between the inserting shaft and the handle shaft is inserted, assembly is convenient, assembly efficiency is improved, the number of parts is reduced, the gear can rotate along with rotation of the handle shaft by arranging the linkage sleeve between the inserting shaft and the bolt shaft, and the gear and the transmission shaft can be arranged in a split mode by arranging the linkage sleeve, so that production difficulty is reduced.

The utility model further provides that the linkage sleeve is sleeved with two gears which are distributed up and down and are respectively an upper gear and a lower gear, an upper gear groove for accommodating the upper gear and a lower gear groove for accommodating the lower gear are arranged in the center of the transmission seat, connecting rod grooves penetrating through the transmission seat are respectively arranged on two sides of the upper gear groove and the lower gear groove, the connecting rod grooves are arranged along the length direction of the handle, the first connecting rod and the second connecting rod penetrate through the connecting rod grooves, the connecting rod grooves are communicated with the upper gear groove and the lower gear groove, two rows of tooth grooves are respectively arranged on the first connecting rod and the second connecting rod, and the tooth grooves are respectively meshed with the upper gear and the lower gear.

The utility model with the characteristics is provided with the upper gear and the lower gear, so that the meshing degree between the gears and the first connecting rod and the second connecting rod is improved, the gears can better transmit force to the first connecting rod and the second connecting rod, and the transmission stability of the transmission assembly is improved.

The utility model further provides that the linkage sleeve comprises an annular sleeve body, two symmetrically arranged L-shaped limiting blocks are arranged on the end face of the annular sleeve body, square connecting ends are arranged at the end parts of the plug-in shaft or the lock tongue shaft, the inner wall of each L-shaped limiting block is attached to the outer wall of each connecting end, and connecting grooves which are simultaneously matched with the plug-in shaft and the L-shaped limiting blocks are formed in the center of the gear.

The utility model has the characteristics that the L-shaped limiting block is arranged on the linkage sleeve, the connecting groove matched with the L-shaped limiting block is arranged at the center of the gear, namely, the L-shaped inner wall is arranged in the connecting groove, and the L-shaped limiting block and the connecting groove realize linkage of the linkage sleeve and the gear in an inserting manner.

The utility model further provides that the lower end face of the base is provided with a sealing ring groove surrounding the edge of the base, and a double-layer sealing ring is embedded in the sealing ring groove.

The utility model has the characteristics that the sealing performance of the cabinet door lock is improved by embedding the double-layer sealing ring on the lower end surface of the base, so that the waterproof and dustproof grade of the cabinet door lock reaches IP6.

The utility model is described in further detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic view of a nine-fold cabinet according to an embodiment of the utility model.

Fig. 2 is a partial enlarged view of a.

Fig. 3 is a schematic structural diagram of a first embodiment of the present utility model.

Fig. 4 is an exploded view of a first embodiment of the present utility model.

FIG. 5 is an exploded view of a handle shaft and drive shaft according to an embodiment of the present utility model.

Fig. 6 is a schematic structural diagram of a coupling sleeve according to an embodiment of the present utility model.

Fig. 7 is a schematic structural diagram of a gear and a linkage sleeve according to an embodiment of the present utility model.

Fig. 8 is a top view of a transmission seat according to an embodiment of the utility model.

Fig. 9 is a bottom view of a transmission seat according to an embodiment of the utility model.

Fig. 10 is a schematic structural view of a handle shaft according to the first and second embodiments of the present utility model.

Fig. 11 is a schematic structural diagram of a second embodiment of the present utility model mounted on a sixty-six fold cabinet.

Fig. 12 is a partial enlarged view of B.

Fig. 13 is an exploded view of a second embodiment of the present utility model.

Fig. 14 is a schematic structural diagram of a base in the first and second embodiments of the present utility model.

Fig. 15 is a schematic structural diagram of an embodiment of the present utility model.

Detailed Description

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

A cabinet door lock a comprises two embodiments, namely, an embodiment one:

As shown in fig. 1-10 and 14, the portable electronic device comprises a base 1, a handle shaft 2, a lock body 3 and a transmission assembly 6, wherein one end of the handle shaft 2 is hinged with a handle 7, the handle shaft 2 and the lock body 3 are respectively arranged at two ends of the base in the length direction, the handle shaft 2 comprises a hinged part 21 hinged with the handle and a gear part 22, a torsion spring 8 capable of promoting the handle to spring up after the lock body is unlocked is sleeved on the hinged part 21, one end of the handle shaft 2 is detachably connected with a transmission shaft 10, the transmission shaft 10 is detachably connected with a lock tongue 67, the transmission assembly 6 comprises a transmission seat 61 detachably connected with the base 1, the transmission shaft 10 penetrates through the transmission seat 61, at least one gear 65 is sleeved on the transmission shaft 10, the gear 65 is meshed with the transmission assembly 6, the gear is rotatably arranged in the transmission seat 61, a first connecting rod 62 and a second connecting rod 63 are slidingly connected on two sides of the transmission seat 61, the first connecting rod 62 and the second connecting rod 63 are respectively arranged at the same time, in this embodiment, two gears 65 are disposed, namely an upper gear 651 and a lower gear 652, an upper gear groove 611 for accommodating the upper gear 651 and a lower gear groove 612 for accommodating the lower gear 652 are disposed at the center of the transmission seat 61, two link grooves 613 penetrating the transmission seat 61 are disposed at two sides of the upper gear groove 611 and the lower gear groove 612, the link grooves 613 are disposed along the length direction of the handle 74, the first link 62 and the second link 63 are disposed in the link grooves 613, the link grooves 613 are communicated with the upper and lower gear grooves, two rows of tooth grooves 66 are disposed on the first link 62 and the second link 63, the tooth grooves 66 are meshed with the upper gear 651 and the lower gear 652, the transmission shaft 10 comprises a plug-in shaft 101 for plugging in with the handle shaft 2, a latch shaft 102 detachably connected with the plug-in shaft 101, a plug-in groove 221 is disposed at the end face of the gear portion 22 of the handle shaft 2 for plugging in the plug-in shaft 101, the end of the lock tongue shaft 102 is penetrated with a fastening screw 30 which is in threaded connection with the lock tongue shaft 102, the fastening screw 30 penetrates into the inserting shaft 101 and is in threaded connection with the lock tongue shaft, the end of the lock tongue shaft 102 is provided with a sleeving block 1021 for sleeving the lock tongue 67, the lock tongue 67 is connected to the lock tongue shaft 102 through the fastening screw 30, the lock tongue 67 is linked with the lock tongue shaft 102, the connecting part of the inserting shaft 101 and the lock tongue shaft 102 is sleeved with a linkage sleeve 103, the gear 65 is sleeved outside the linkage sleeve 103, the linkage sleeve 103 is further sleeved with a locking spring piece 64, the locking spring piece is arranged on the upper end face of the lower gear 652 and can prevent the lower gear 652 from loosening, the linkage sleeve 103 comprises an annular sleeve body 1031, the end face of the annular sleeve body 1031 is provided with two symmetrically arranged L-shaped limiting blocks 1032, when only one gear is arranged, the end part of the inserting shaft 101 or the end part of the lock tongue shaft 102 is provided with a square connecting end 104, the inner wall of the L-shaped limiting block 1032 is attached to the outer wall of the connecting end 104, and the center of the gear 65 is provided with a connecting groove 653 with the L-shaped limiting block 101 at the same time.

The lower end face of the base 1 is provided with a sealing ring groove 12 surrounding the edge of the base, and a double-layer sealing ring 9 is embedded in the sealing ring groove 12.

The cabinet door lock adopting the embodiment can be applied to a nine-fold cabinet c.

In the second embodiment, as shown in fig. 10-14, the device comprises a base 1, a handle shaft 2, a lock body 3, a driving piece 4 and a cover plate 5, wherein one end of the handle shaft 2 is hinged with a handle 7, the handle shaft 2 and the lock body 3 are respectively arranged at two ends in the length direction of the base, the handle shaft 2 comprises a hinged part 21 hinged with the handle and a gear part 22, the hinged part 21 is sleeved with a torsion spring 8 which can promote the handle to spring up after the lock body is unlocked, a driving groove 11 for accommodating the driving piece 4 is arranged in the base 1, one end face of the driving piece 4 facing the handle shaft 2 is provided with a rack 41, the other end face of the driving piece is provided with two fasteners 42 for connecting a connecting rod in a cabinet door, the gear part 22 is meshed with the rack 41, the cover plate 5 is arranged on the driving groove 11 in a covering manner to limit the driving piece in the base, the cover plate 5 and the driving groove are detachably connected through screws, the cover plate is provided with two waist-shaped grooves 51, the fasteners 42 penetrate through the waist-shaped grooves 51 and can slide in the waist-shaped grooves, the lower end face of the base 1 is provided with sealing ring grooves 12 around the edges, and the sealing ring grooves 12 are embedded with double-layer sealing rings 9.

The cabinet door lock adopting the embodiment can be applied to sixteen-fold cabinet b.

In the actual use process, as shown in fig. 15, if the cabinet door lock is required to be installed on the nine-fold cabinet, the transmission shaft is installed to the end part of the handle shaft, the transmission assembly is assembled to the lower end surface of the base, if the cabinet door lock is required to be installed on the sixteen-fold cabinet, the transmission shaft and the transmission assembly are taken down, the driving piece is installed in the base to be meshed with the handle shaft, and then the cover plate is covered.

Claims

1. The utility model provides a cabinet door lock, includes base, handle axle, lock body, driving piece, apron, drive assembly, handle axle one end articulates there is the handle, handle axle and lock body divide to locate the both ends on the base length direction, its characterized in that: the handle shaft is connected with the driving piece linkage or the driving piece can be dismantled to handle shaft one end and is connected with the transmission shaft, when handle shaft and driving piece linkage, the driving piece sets up in the base, the apron can be dismantled with the lower terminal surface of base and be connected, the apron limits the driving piece in the base, and when handle shaft and transmission shaft are connected, can dismantle on the transmission shaft and be connected with the spring bolt, the cover is equipped with at least one gear on the transmission shaft, the gear meshes with drive assembly, drive assembly can be dismantled with the lower terminal surface of base and be connected.

2. The cabinet door lock according to claim 1, wherein the base is provided with a driving groove for accommodating the driving member, one end face of the driving member, facing the handle shaft, is provided with a rack, the other end face of the driving member is provided with two fasteners for connecting the connecting rod in the cabinet door, one end of the handle shaft, far away from the handle, is provided with a gear part meshed with the rack, the cover plate is covered on the driving groove, two waist-shaped grooves are formed in the cover plate, and the fasteners penetrate through the waist-shaped grooves and slide in the waist-shaped grooves.

3. The cabinet door lock according to claim 1 or 2, wherein the transmission shaft comprises a plug shaft connected with the handle shaft in a plugging manner and a lock tongue shaft detachably connected with the plug shaft, the lock tongue is sleeved outside the lock tongue shaft and is linked with the lock tongue shaft, a linkage sleeve is sleeved at the joint of the plug shaft and the lock tongue shaft, the gear is sleeved outside the linkage sleeve, the transmission assembly comprises a transmission seat detachably connected with the base, the transmission shaft penetrates through the transmission seat, the gear is rotatably arranged in the transmission seat, a first connecting rod and a second connecting rod are connected in the transmission seat in a sliding manner, and the first connecting rod and the second connecting rod are respectively arranged at two sides of the transmission seat and are meshed with each other through the gear.

4. The cabinet door lock according to claim 3, wherein the linkage sleeve is sleeved with two gears which are distributed up and down and are respectively an upper gear and a lower gear, an upper gear groove for accommodating the upper gear and a lower gear groove for accommodating the lower gear are arranged in the center of the transmission seat, connecting rod grooves penetrating through the transmission seat are respectively arranged on two sides of the upper gear groove and the lower gear groove, the connecting rod grooves are arranged along the length direction of the handle, the first connecting rod and the second connecting rod penetrate through the connecting rod grooves, the connecting rod grooves are communicated with the upper gear groove and the lower gear groove, and two rows of tooth grooves are respectively arranged on the first connecting rod and the second connecting rod and meshed with the upper gear and the lower gear.

5. The cabinet door lock according to claim 3, wherein the linkage sleeve comprises an annular sleeve body, two symmetrically arranged L-shaped limiting blocks are arranged on the end face of the annular sleeve body, square connecting ends are arranged at the end parts of the inserting shaft or the lock tongue shaft, the inner wall of the L-shaped limiting block is attached to the outer wall of the connecting end, and connecting grooves which are simultaneously matched with the inserting shaft and the L-shaped limiting blocks are formed in the center of the gear.

6. The cabinet door lock according to claim 1, wherein the lower end face of the base is provided with a sealing ring groove surrounding the edge of the base, and a double-layer sealing ring is embedded in the sealing ring groove.