CN217400571U - Handle damping type push type lock core cabinet lock - Google Patents

Abstract

The utility model relates to a handle damping type push type lock core rack lock is to solving the difficult technical problem who stops through damping structure optional position of handle when using of the current handle connecting rod lock of the same kind and designing. The key points are that a damping groove with the diameter larger than that of a pin hole is arranged on one side of the pin hole at one end of a rotating shaft of the cabinet lock, a notch groove is arranged on one side of an orifice of the damping groove, an opening at one side of a damping sheet is annular, a positioning head protruding outwards is arranged at one end of the opening of the damping sheet, the damping sheet and a plastic sleeve are arranged in the damping groove on one side of the pin hole of the rotating shaft, and the positioning head of the damping sheet is inserted into the notch groove on one side of the damping groove; the two ends of the damping pin are respectively provided with knurls, one end of the damping pin is sleeved in a hole at one end of the pin, the knurls of the damping pin are meshed with an inner gear ring in the pin hole and connected into a whole, and the outer diameter of the other end of the pin is provided with an outer gear ring; the damping pin passes through the plastic sleeve and the damping sheet in the rotating shaft and is fixed in the hinge hole at the other side of the hinge groove on the handle.

Description

Handle damping type push type lock core cabinet lock

Technical Field

The utility model relates to a rack connecting rod lock is a handle damping type push type lock core rack lock.

Background

At present, a cabinet lock on the market is mainly characterized in that a single gear on a rotating shaft is driven to rotate through rotation of a lock cylinder, or the lock cylinder unlocks a handle firstly, then the handle drives the single gear on the rotating shaft to rotate, and further, a transmission strip is meshed with the single gear on the rotating shaft to move along a straight line stroke up and down to drive an upper and a lower ground rods to move, so that opening or closing of a cabinet is realized. Some existing plane locks are provided with padlock structures, such as application number 201020697653.7 disclosed in Chinese patent documents, publication date 2011.08.10, and utility model name "anti-picking and scraping plane lock"; other similar products are provided with a damping structure for preventing handle collision, such as application number 201921938344.1 disclosed in Chinese patent documents, publication number 2020.09.25, and utility model name "improved floating electronic lock". However, the handle of the planar lock and the similar connecting rod lock products is difficult to stop at any position through the damping structure, the lock cylinder adopts a full-plastic structure less, and the handle is in anti-falling structural design when being lack of assembly.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide a handle damping type push type lock core rack lock to the field, make it solve the difficult technical problem that stops through damping structure optional position of handle when using of the current handle connecting rod lock of the same kind, the lock core adopts the plastic structure less, and the handle lacks anti-drop structural design when assembling. The purpose is realized by the following technical scheme.

A base of the cabinet lock is provided with a handle groove, a handle is arranged in the handle groove of the base, one end of the handle is fixed in the handle groove of the base through a lock core assembly, the other end of the handle extends out of the bottom of the base through a rotating shaft and is connected with a transmission assembly, and the handle is connected with the rotating shaft through a pin; the damping device is structurally characterized in that a damping groove with the diameter larger than that of the pin hole is arranged on one side of the pin hole at one end of the rotating shaft, a notch groove is arranged on one side of an orifice of the damping groove, an opening on one side of the damping sheet is annular, a positioning head protruding outwards is arranged at one end of the opening of the damping sheet, the damping sheet and a plastic sleeve are arranged in the damping groove on one side of the pin hole of the rotating shaft, and the positioning head of the damping sheet is inserted into the notch groove on one side of the damping groove; the two ends of the damping pin are respectively provided with knurls, one end of the damping pin is sleeved in a hole at one end of the pin, the knurls of the damping pin are meshed with an inner gear ring in the pin hole and connected into a whole, and the outer diameter of the other end of the pin is provided with an outer gear ring; one end of a rotating shaft provided with a damping sheet and a plastic sleeve is inserted into a hinge groove at the bottom of one end of the handle, the other end of a damping pin provided with a pin is driven into a hinge hole at one side of the hinge groove of the handle, and the damping pin penetrates through the plastic sleeve and the damping sheet in the rotating shaft and is fixed in the hinge hole at the other side of the hinge groove on the handle. Therefore, the handle has damping feeling when in use through the damping sheet, the damping groove of the rotating shaft can directly adopt the pin hole with the same diameter, and the handle is not easy to fall back into the base due to gravity after being opened.

At least one damping fin is arranged in the damping groove of the rotating shaft. Thereby facilitating the adjustment of the damping force by the number of the damping fins.

The damping slot of pivot is equipped with two damping fins at least, and the annular circle of damping fin is eccentric setting, and two eccentric one side bilateral symmetry of damping fin set up. Thereby further improving the damping force and the damping effect of the damping fin.

The lock core assembly comprises a plastic lock core, a plastic lock shell, a plastic spring bolt and a spring, one end of the plastic lock core is inserted into a lock core hole fixed in the plastic lock shell, a lock head at the end part of the plastic lock core is connected with the plastic spring bolt in the plastic lock shell and drives the plastic spring bolt to move back and forth, one end of the plastic spring bolt extends out of the plastic lock shell, and the other end of the plastic spring bolt is abutted to the spring in the plastic lock shell. The above-described embodiments of the plug assembly, which is of plastic construction, reduce the weight of the handle.

The lock of plastics lock core tip is located the top of one side inclined plane in the middle of the spout of plastics spring bolt in the plastics lock shell, and the plastics lock core drives the lock of tip through pressing and inserts in the spout of plastics spring bolt, and the lock of plastics lock core offsets with one side inclined plane in the spout of plastics spring bolt, promotes the plastics spring bolt and removes to the plastics lock shell. The above is a specific structural embodiment in which the plastic locking tongue of the plug assembly secures the handle to the base.

The plastic lock core is characterized in that the two sides of the plastic lock core are symmetrically provided with open elastic hooks, the plastic lock cores on the two sides of the elastic hooks are symmetrically provided with raised guide ribs, the elastic hooks of the plastic lock core are buckled in the lock core hole hook grooves of the plastic lock shell, and meanwhile, the guide ribs of the plastic lock core are inserted into the lock core hole guide grooves of the plastic lock shell. The embodiment of the specific structure that the plastic lock cylinder is fixed in the plastic lock shell improves the stability of the plastic lock cylinder in the plastic lock shell.

And the outer diameter of the plastic lock cylinder in the plastic lock shell is provided with a return spring, and the return spring is arranged on the outer diameter above or below the elastic hook of the plastic lock cylinder. The structure is convenient for the plastic lock core to further reset and bounce.

The plastic lock tongue extends out of one side of the lock cylinder component hole of the handle through the side face of the plastic lock shell, namely the handle extends out of the side face of the notch edge of the lock cylinder hole at the bottom in the base. The above is a specific structural embodiment in which the handle is fixed to the base through the plastic lock cylinder.

The handle is characterized in that a handle guide piece is arranged at the bottom of one end of the rotating shaft of the handle and is T-shaped, one end of the handle guide piece is fixed to the bottom of the handle through a first countersunk head screw, the two sides of the other end of the handle guide piece are buckled and fixed in grooves in the two sides of the bottom of the handle, and raised positioning ribs are symmetrically arranged on one inclined plane of the rotating shaft at the bottom of the handle guide piece at the end. The structure is convenient for the handle to be positioned during assembly, and the assembly of the handle is convenient.

The outer diameter of a ring platform below the pin hole of the rotating shaft is provided with a sealing groove, a sealing ring is arranged in the sealing groove, and the ring platform of the rotating shaft is sleeved into the rotating shaft hole of the base. Above-mentioned structure has improved the waterproof level of pivot department of this rack lock.

The two sides above one end of the square head of the rotating shaft are symmetrically provided with a large arc-shaped directional block and a small arc-shaped directional block, and the diameters of the rotating shaft at the large directional block and the small directional block are larger than the outer diameter of the square head; when the rotating shaft rotates 180 degrees, the size orientation block of the rotating shaft is sleeved in the base corresponding to the size notches at the two sides of the rotating shaft hole of the base. The structure improves the stability of the rotating shaft, and the handle is not easy to fall out of the base when in use.

The middle of the handle groove of the base is provided with a padlock seat, a screw at one end of the padlock seat is fixed on the base through a nut, and a through hole at the other end of the padlock seat extends out of a middle hole of the handle. Thereby further securing the handle to the base via the padlock mounting.

The lock core assembly is fixedly arranged in the lock core assembly hole of the handle through a second countersunk head screw on one side. The above is a specific structural embodiment in which the plug assembly is secured to the handle.

And a dustproof cover is arranged at the bottom of the base at one end of the lock core assembly. The structure improves the dust prevention of the bottom of the lock cylinder component.

One end of the lock cylinder assembly of the handle extends outwards and is higher than the base to be provided with a wrench edge, the two sides of the handle at the lock cylinder assembly are symmetrically provided with anti-skidding grooves distributed at equal intervals, and the middle edge of the bottom of the handle is provided with an upwards arched arc edge.

The utility model has reasonable structure design, good stability and balance when the handle is used, long service life and wide application range; the connecting rod lock is suitable for being used as a connecting rod lock of a cabinet door of a machine cabinet and is further improved by similar products.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention, in which the positions of two damping fins are opened and enlarged.

Fig. 2 is a schematic perspective view of the present invention, in which the section position of a-a is shown in section.

Fig. 3 is a schematic view of the bottom structure of the base of the present invention, in which the dust cover and the transmission assembly are omitted.

Fig. 4 is a schematic view of the bottom structure of fig. 3 with the base omitted.

Fig. 5 is a side view of the structure of fig. 4, with the padlock holder omitted.

Fig. 6 is a schematic cross-sectional structure of fig. 5.

Fig. 7 is an exploded view of the plug assembly of the present invention.

Fig. 8 is a schematic cross-sectional structure of fig. 7.

Figure number and name: 1. the lock comprises a pin, 2, a plastic sleeve, 3, a damping sheet, 4, a damping pin, 5, a rotating shaft, 6, a sealing ring, 7, a first countersunk screw, 8, a handle guide piece, 9, a handle, 10, a plastic lock core, 11, a plastic lock shell, 12, a plastic bolt, 13, a spring, 14, a second countersunk screw, 15, a base, 16, a dust cover, 17, a rear cover gasket, 18, a pan head screw, 19, a locking screw, 20, a combined screw, 21 and a transmission assembly.

Detailed Description

The structure and use of the present invention will now be further described with reference to the accompanying drawings. As shown in fig. 1-8, the base 15 of the cabinet lock is provided with a handle slot, a handle 9 is arranged in the handle slot of the base, one end of the handle is fixed in the handle slot of the base through a lock cylinder assembly, the other end of the handle extends out of the bottom of the base through a rotating shaft 5 and is connected with a transmission assembly 21, the transmission assembly is fixed at the bottom of the base through a locking screw 19 and a combined screw 20, and the handle is connected with the rotating shaft through a pin 1. The concrete structure is as follows: a damping groove with the diameter larger than that of the pin hole is formed in one side of the pin hole at one end of the rotating shaft, a notch groove is formed in one side of an orifice of the damping groove, an opening in one side of the damping sheet 3 is annular, a positioning head protruding outwards is arranged at one end of the opening of the damping sheet, the damping sheet and the plastic sleeve 2 are arranged in the damping groove in one side of the pin hole of the rotating shaft, and the positioning head of the damping sheet is inserted into the notch groove in one side of the damping groove; two ends of the damping pin 4 are respectively provided with knurls, one end of the damping pin is sleeved in a hole at one end of the pin, the knurls of the damping pin are meshed with an inner gear ring in the pin hole and connected into a whole, and the outer diameter of the other end of the pin is provided with an outer gear ring; one end of a rotating shaft provided with a damping sheet and a plastic sleeve is inserted into a hinge groove at the bottom of one end of the handle, the other end of a damping pin provided with a pin is driven into a hinge hole at one side of the hinge groove of the handle, and the damping pin penetrates through the plastic sleeve and the damping sheet in the rotating shaft and is fixed in the hinge hole at the other side of the hinge groove on the handle. Two damping fins are arranged in the damping groove of the rotating shaft, the annular ring of each damping fin is eccentrically arranged, and the eccentric sides of the two damping fins are bilaterally symmetrically arranged.

The lock core assembly comprises a plastic lock core 10, a plastic lock shell 11, a plastic lock tongue 12 and a spring 13, wherein one end of the plastic lock core is inserted into a lock core hole fixed in the plastic lock shell, a lock head at the end part of the plastic lock core is connected with the plastic lock tongue in the plastic lock shell and drives the plastic lock tongue to move back and forth, the lock head at the end part of the plastic lock core is positioned above an inclined plane on one side in a middle sliding groove of the plastic lock tongue in the plastic lock shell, one end of the plastic lock tongue extends out of the plastic lock shell, and the other end of the plastic lock tongue is abutted to the spring in the plastic lock shell. The tapered end of the plastic lock core end is positioned above the inclined plane on one side in the middle sliding groove of the plastic lock bolt in the plastic lock shell, the tapered end of the plastic lock core is driven by pressing to be inserted into the sliding groove of the plastic lock bolt, and the tapered end of the plastic lock core is abutted to the inclined plane on one side in the sliding groove of the plastic lock bolt to push the plastic lock bolt to move towards the plastic lock shell. The two sides of the plastic lock core are symmetrically provided with open elastic hooks, the plastic lock core on the two sides of the elastic hooks are symmetrically provided with raised guide ribs, the elastic hooks of the plastic lock core are buckled in the lock core hole hook grooves of the plastic lock shell, and simultaneously, the guide ribs of the plastic lock core are inserted into the lock core hole guide grooves of the plastic lock shell. The plastic lock tongue extends out of one side of the lock cylinder component hole of the handle through the side surface of the plastic lock shell, namely the handle extends out of the notch edge of the lock cylinder hole at the bottom in the base through the side surface.

The bottom of the rotating shaft one end of the handle is provided with a handle guide part 8 which is in a T shape, one end of the handle guide part is fixed at the bottom of the handle through a first countersunk screw 7, the buckles at the two sides of the other end of the handle guide part are fixed at the grooves at the two sides of the bottom of the handle, and the inclined plane at one side of the rotating shaft at the bottom of the handle guide part at the end is symmetrically provided with a raised positioning rib. The outer diameter of the ring platform below the pin hole of the rotating shaft is provided with a sealing groove, a sealing ring 6 is arranged in the sealing groove, and the ring platform of the rotating shaft is sleeved into the rotating shaft hole of the base. The two sides above one end of the square head of the rotating shaft are symmetrically provided with a large arc-shaped directional block and a small arc-shaped directional block, and the diameters of the rotating shaft at the large directional block and the small directional block are larger than the outer diameter of the square head; when the rotating shaft rotates 180 degrees, the size orientation block of the rotating shaft is sleeved in the base corresponding to the size notches at the two sides of the rotating shaft hole of the base. The middle of the handle groove of the base is provided with a padlock seat, a screw at one end of the padlock seat is fixed on the base through a nut, and a through hole at the other end of the padlock seat extends out of a middle hole of the handle. The lock core assembly is fixedly arranged in the lock core assembly hole of the handle through a second countersunk head screw 14 on one side. The base bottom of lock core subassembly one end is equipped with shield 16, and the shield is fixed in the bottom of base through back lid gasket 17 and pan head screw 18, and the outside extension of lock core subassembly one end of handle is equipped with the spanner limit and exceeds the base, and the handle bilateral symmetry of lock core subassembly department is equipped with the antiskid groove that the equidistance distributes, and the border is equipped with the arc limit that upwards arches in the middle of the bottom of handle.

The plastic lock cylinder, the plastic lock shell, the plastic lock tongue and the spring of the cabinet lock are connected into a lock cylinder assembly through a riveting structure, the lock cylinder assembly is fixedly connected in the lock cylinder assembly hole of the handle through a second countersunk head screw, and the lock cylinder assembly is convenient to exchange and assemble with the European standard lock. During the use, press the lock core and drive the spring bolt and realize the inside shrink motion of spring bolt, manually lift the handle, the work of opening of tool to lock is realized to the twist grip.

The advantages of the cabinet lock are as follows: 1. the design is a damping handle capable of stopping damping freely, the handle of the damping handle is hinged with a rotating shaft through a damping pin, and a damping sheet is arranged in the rotating shaft at the hinged position; damping fin and damping pin pass through interference fit and realize the damping effect, and above-mentioned structure is through the quantity regulation damping force size of increase or reduction damping fin. The design is different from the existing products at home and abroad in that a structure that the handle stays at a specific angle is realized by adopting a structure that a waveform gasket is arranged on a rotating shaft in an interference manner, and the original structure has the problems of single pause angle, quick force value attenuation and poor fatigue property. 2. The plastic lock core, the plastic lock shell and the plastic lock tongue of the lock core component are made of plastic materials, so that the weight of the lock body is greatly reduced in the using process of parts; the structure of lock core subassembly back-off is convenient for the subassembly and is installed fast, reduces the fastener part and connects. 3. The handle and the rotating shaft are connected with the tail part of the rotating shaft through the pin, the plastic sleeve and the damping fin and the damping pin, and the handle is of a structure for preventing the handle from automatically falling off during assembly, so that the product is more convenient to operate when being installed on equipment.

Claims (9)

1. A base (15) of the cabinet lock is provided with a handle groove, a handle (9) is arranged in the handle groove of the base, one end of the handle is fixed in the handle groove of the base through a lock core assembly, the other end of the handle extends out of the bottom of the base through a rotating shaft (5) and is connected with a transmission assembly (21), and the handle is connected with the rotating shaft through a pin (1); the damping pin hole is characterized in that a damping groove with the diameter larger than that of the pin hole is arranged on one side of the pin hole at one end of the rotating shaft (5), a notch groove is arranged on one side of an orifice of the damping groove, an opening on one side of the damping fin (3) is annular, an outwardly-protruding positioning head is arranged at one end of the opening of the damping fin, the damping fin and the plastic sleeve (2) are arranged in the damping groove on one side of the pin hole of the rotating shaft, and the positioning head of the damping fin is inserted into the notch groove on one side of the damping groove; two ends of the damping pin (4) are respectively provided with knurls, one end of the damping pin is sleeved in a hole at one end of the pin (1), the knurls of the damping pin are meshed with an inner gear ring in the pin hole and connected into a whole, and the outer diameter of the other end of the pin is provided with an outer gear ring; one end of a rotating shaft provided with a damping sheet and a plastic sleeve is inserted into a hinge groove at the bottom of one end of a handle (9), the other end of a damping pin provided with a pin is driven into a hinge hole at one side of the hinge groove of the handle, and the damping pin penetrates through the plastic sleeve and the damping sheet in the rotating shaft and is fixed in the hinge hole at the other side of the hinge groove on the handle.

2. The handle damping type pressing type lock cylinder cabinet lock according to claim 1, wherein at least one damping fin (3) is arranged in the damping groove of the rotating shaft (5).

3. The handle damping type pressing type lock cylinder cabinet lock according to claim 1, wherein at least two damping plates (3) are arranged in the damping groove of the rotating shaft (5), the annular ring of the damping plates is eccentrically arranged, and the eccentric sides of the two damping plates are symmetrically arranged.

4. A base (15) of the cabinet lock is provided with a handle groove, a handle (9) is arranged in the handle groove of the base, one end of the handle is fixed in the handle groove of the base through a lock core assembly, the other end of the handle extends out of the bottom of the base through a rotating shaft (5) and is connected with a transmission assembly (21), and the handle is connected with the rotating shaft through a pin (1); the plastic lock is characterized in that the lock core assembly comprises a plastic lock core (10), a plastic lock shell (11), a plastic lock tongue (12) and a spring (13), one end of the plastic lock core is inserted into a lock core hole fixed in the plastic lock shell, a lock head at the end part of the plastic lock core is connected with the plastic lock tongue in the plastic lock shell and drives the plastic lock tongue to move back and forth, one end of the plastic lock tongue extends out of the plastic lock shell, and the other end of the plastic lock tongue is abutted to the spring in the plastic lock shell.

5. The handle damping type press type lock cylinder cabinet lock according to claim 4, wherein the lock head at the end of the plastic lock cylinder (10) is located above an inclined plane at one side in a middle sliding groove of a plastic lock tongue (12) in the plastic lock case (11), the plastic lock cylinder drives the lock head at the end to be inserted into the sliding groove of the plastic lock tongue through pressing, and the lock head of the plastic lock cylinder abuts against the inclined plane at one side in the sliding groove of the plastic lock tongue to push the plastic lock tongue to move into the plastic lock case.

6. The handle damping type push type lock cylinder cabinet lock according to claim 4, wherein the plastic lock cylinder (10) is symmetrically provided with open elastic hooks at both sides, the plastic lock cylinder at both sides of the elastic hooks is symmetrically provided with raised guide ribs, the elastic hooks of the plastic lock cylinder are fastened in the hook grooves in the lock cylinder hole of the plastic lock case (11), and simultaneously, the guide ribs of the plastic lock cylinder are inserted into the guide grooves in the lock cylinder hole of the plastic lock case.

7. The handle damping type press type lock cylinder cabinet lock according to claim 4, wherein the outer diameter of the plastic lock cylinder (10) in the plastic lock case (11) is provided with a return spring, and the return spring is arranged on the outer diameter above or below the elastic hook of the plastic lock cylinder.

8. The handle-damped push-type key cylinder cabinet lock of claim 4, wherein the plastic latch (12) protrudes through the side of the plastic lock housing (11) to the side of the key cylinder assembly hole of the handle (9), i.e., the handle protrudes through the side to the edge of the notch of the bottom key cylinder hole in the base (15).

9. A base (15) of the cabinet lock is provided with a handle groove, a handle (9) is arranged in the handle groove of the base, one end of the handle is fixed in the handle groove of the base through a lock core assembly, the other end of the handle extends out of the bottom of the base through a rotating shaft (5) and is connected with a transmission assembly (21), and the handle is connected with the rotating shaft through a pin (1); the handle is characterized in that a handle guide piece (8) is arranged at the bottom of one end of a rotating shaft (5) of the handle (9), the handle guide piece is T-shaped, one end of the handle guide piece is fixed at the bottom of the handle through a first countersunk screw (7), the two sides of the other end of the handle guide piece are buckled and fixed in grooves at two sides of the bottom of the handle, and raised positioning ribs are symmetrically arranged on the inclined plane at one side of the rotating shaft at the bottom of the handle guide piece at the end.

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