CN214062609U - Locking lock - Google Patents

Abstract

The utility model relates to a locking lock adopts integrative structure to the lock core structure in solving current like product, and the technical problem of operation is opened to difficult realization inside and outside steel bolt and design. The locking lock comprises a base, a rotating shaft and a steel bolt, and is characterized in that the rotating shaft is connected with an inner shaft sleeve and an outer shaft sleeve of a lock core assembly through pins, spiral grooves are symmetrically formed in two sides of the pins of the inner shaft sleeve, L-shaped grooves are symmetrically formed in two sides of the pins of the outer shaft sleeve, and a lock core is sleeved in an orifice of the base; one end of the steel bolt extending out of the outer shaft sleeve is sleeved with an open limiting groove, a limiting rib of the inner diameter of an orifice at one end of the handle is sleeved in the limiting groove of the inner shaft sleeve, and the handle and the inner shaft sleeve are connected into a whole through a clamp spring of the outer diameter at the sleeved position; a sealing ring and a check ring are arranged on the outer diameter of the lock cylinder in the base, and a spring is arranged in an inner cavity between a bottom cavity of the lock cylinder and a top cavity of the rotating shaft. The handle is rotated to drive the steel bolt to rotate, and meanwhile, the inner shaft sleeve, the outer shaft sleeve, the lock cylinder and the rotating shaft in the base rotate together.

Description

Locking lock

Technical Field

The utility model relates to a cam lock, which is a locking lock.

Background

The cam lock is a simple installed spring cam lock, or cam lock and tightening lock. At present, the conventional tightening lock is opened by rotating the lock cylinder under the common condition and has a self-locking function; as disclosed in chinese patent application No. 201910986011.4, application publication No. 2019.12.27, entitled "an adjustable door lock", the door lock includes: the lock body is internally provided with an accommodating cavity with two open ends; the lock cylinder is arranged in the accommodating cavity and provided with a spiral groove, and the spiral groove is provided with a boss; the lock shaft is sleeved in the lock cylinder and connected with the lock cylinder; a lock tongue: the bolt is connected with the lock shaft. However, the lock core structure of the lock lacks of a split structure design, so that the inner steel bolt cannot be rotated to be unlocked in a locked state.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide a locking lock of lock core components of a whole that can function independently to this field, make it solve the lock core structure and adopt an organic whole structure among the current like product, the difficult technical problem who realizes the operation is opened to the outside steel bolt in the difficult realization. The purpose is realized by the following technical scheme.

The utility model provides a locking lock, be equipped with the pivot in the base of this locking lock, the one end of pivot is stretched out the base and is equipped with the steel peg, and the steel peg is the crooked perk of L font to base one side, and the pivot of steel peg both sides is equipped with the nut respectively, and the flat key hole of steel peg is fixed in the flat key face of pivot external diameter, and the nut department of steel peg both sides is equipped with the ring gear respectively, and the other end of pivot is equipped with lock core subassembly in the base, and the external screw thread section of base is equipped with liner, fixation nut and lock washer. The structure design key points are that the rotating shaft is connected with an inner shaft sleeve and an outer shaft sleeve of the lock core assembly through pins, spiral grooves are symmetrically arranged on two sides of the pins of the inner shaft sleeve, L-shaped grooves are symmetrically arranged on two sides of the pins of the outer shaft sleeve, and a lock core is sleeved in an orifice of the base; a sealing ring and a check ring are arranged on the outer diameter of the lock cylinder in the base, and a spring is arranged in an inner cavity between a bottom cavity of the lock cylinder and a top cavity of the rotating shaft. The lock core, the inner shaft sleeve and the outer shaft sleeve form a lock core assembly, the inner shaft sleeve, the outer shaft sleeve and the rotating shaft are driven to rotate together by rotation of the lock core, and the steel bolt rotates.

One end of the steel bolt, which extends out of the outer shaft sleeve, is sleeved with an open limiting groove, a limiting rib at the inner diameter of an orifice at one end of the handle is sleeved in the limiting groove of the inner shaft sleeve, and the handle and the inner shaft sleeve are connected into a whole through a clamp spring at the outer diameter of the sleeved part. Therefore, when the steel bolt is inserted into the door frame and locked, the handle is rotated to drive the steel bolt to rotate, and meanwhile, the inner shaft sleeve, the outer shaft sleeve, the lock cylinder and the rotating shaft in the base rotate together.

The both ends border of handle is the arc, is equipped with the distortion between the both ends of handle and is the changeover portion of vertical distribution. The aforesaid is the specific structure of handle, is convenient for pull the rotation when the handle realizes the aforesaid unblanking.

The lock core one end flanging of interior axle sleeve is equipped with bellied fixed muscle, and the flanging diameter of interior axle sleeve is greater than the cover opening diameter of interior axle sleeve promptly, and the fixed muscle of interior axle sleeve inserts the fixed slot of lock core one end in the base. The aforesaid is the concrete connection structure of lock core and interior axle sleeve, and when the key pressed the lock core, the spring took place to deform, and the lock core inserts interior axle sleeve, drives interior axle sleeve and rotates together when the lock core rotates.

The outer shaft sleeve is sleeved and limited in the base through a sleeve opening at one side of the lock cylinder of the base, and the outer shaft sleeve is positioned on the outer diameter below the flanging of the inner shaft sleeve. The structure is convenient for the outer shaft sleeve to be fixed in the base.

According to the structural characteristics, a spring can be omitted between the lock cylinder and the rotating shaft, and the locking lock can achieve the same technical effect.

The utility model has reasonable structural design, convenient installation, production and use, good stability, safety and firmness and long service life, and particularly has the function of opening both inside and outside; the locking device is suitable for being used as a locking lock of a locomotive door and the structural improvement of the similar products.

Drawings

Fig. 1 is a schematic diagram of a partial explosion structure of the present invention, in which a spring, a fixing nut and a fixing washer are omitted.

Fig. 2 is a front view of the assembled structure of fig. 1.

Fig. 3 is a schematic sectional structure diagram of the present invention.

Fig. 4 is a left side view of the structure of fig. 2.

Fig. 5 is a schematic diagram of the right-side structure of fig. 2.

Figure number and name: 1. the lock comprises a lock cylinder, 2, a sealing ring, 3, a retainer ring, 4, a base, 5, a gasket, 6, an inner shaft sleeve, 7, a pin, 8, an outer shaft sleeve, 9, a handle, 10, a clamp spring, 11, a rotating shaft, 12, a steel bolt, 13, a gear ring, 14, a nut, 15, a spring, 16, a fixing nut, 17 and a fixing washer.

Detailed Description

The structure of the present invention will now be further described with reference to the accompanying drawings. As shown in figures 1-5, a rotating shaft 11 is arranged in a base 4 of the locking lock, one end of the rotating shaft extends out of the base and is provided with a steel bolt 12, the steel bolt bends and tilts towards one side of the base in an L shape, nuts 14 are respectively arranged on the rotating shafts on two sides of the steel bolt, a flat key hole of the steel bolt is fixed on a flat key surface of the outer diameter of the rotating shaft, gear rings 13 are respectively arranged on the nuts on two sides of the steel bolt, a lock core assembly is arranged at the other end of the rotating shaft in the base, and a liner 5, a fixing nut 16 and a fixing washer 17 are arranged on an external thread section of the base. The concrete structure is as follows: the rotating shaft is connected with an inner shaft sleeve 6 and an outer shaft sleeve 8 of the lock core assembly through a pin 7, spiral grooves are symmetrically formed in two sides of a pin of the inner shaft sleeve, L-shaped grooves are symmetrically formed in two sides of a pin of the outer shaft sleeve, and a lock core 1 is sleeved in an orifice of the base; one end of the steel bolt extending out of the outer shaft sleeve is sleeved with an open limiting groove, a limiting rib of the inner diameter of an orifice at one end of a handle 9 is sleeved in the limiting groove of the inner shaft sleeve, and the handle and the inner shaft sleeve are connected into a whole through a clamp spring 10 of the outer diameter of the orifice; and a sealing ring 2 and a retainer ring 3 are arranged on the outer diameter of the lock cylinder in the base, and a spring 15 is arranged in an inner cavity between the bottom cavity of the lock cylinder and the top cavity of the rotating shaft.

The edges of the two ends of the handle are arc-shaped, and a transition section which is twisted and vertically distributed is arranged between the two ends of the handle. The lock core one end flanging of interior axle sleeve is equipped with bellied fixed muscle, and the flanging diameter of interior axle sleeve is greater than the cover opening diameter of interior axle sleeve promptly, and the fixed muscle of interior axle sleeve inserts the fixed slot of lock core one end in the base. The outer shaft sleeve is sleeved and limited in the base through a sleeve opening at one side of the lock core of the base, and the outer shaft sleeve is positioned on the outer diameter below the flanging of the inner shaft sleeve.

When the lock is used, a key is inserted into the lock cylinder, the lock cylinder is rotated, the lock cylinder drives the inner shaft sleeve, the outer shaft sleeve and the rotating shaft to rotate together, the outer shaft sleeve drives the handle to rotate, and the rotating shaft drives the steel bolt to rotate; the handle is rotated, the handle drives the steel bolt, the rotating shaft, the outer shaft sleeve and the lock cylinder to rotate together through the inner shaft sleeve, and the inner shaft sleeve, the outer shaft sleeve and the rotating shaft are linked through the pins.

In summary, the outer shaft sleeve of the locking lock is fixed in the base and is a static part; the lock core is sleeved and connected with the fixing ribs of the inner shaft sleeve through the fixing grooves, and the lock core is axially fixed in the base through the retaining ring; the inner shaft sleeve is clamped between the outer shaft sleeve and the lock cylinder through the flanging to be axially fixed, the inner shaft sleeve is lengthened and extends out of the base, and then the inner shaft sleeve is connected with the handle through the spline structure and is fixed on the handle through the clamp spring. The lock core, the inner shaft sleeve and the handle are mutually fixed and are connected into a whole; when the lock cylinder is rotated, the handle rotates along with the lock cylinder; when the handle is rotated, the lock cylinder is also rotated. The lock core is arranged on the outer side of the door, and the handle is arranged on the inner side of the door, so that personnel cannot be trapped, and the lock can be opened on the inner side and the outer side of the lock.

Claims (5)

1. A locking lock is characterized in that a rotating shaft (11) is arranged in a base (4) of the locking lock, one end of the rotating shaft extends out of the base and is provided with a steel bolt (12), the steel bolt bends and tilts towards one side of the base in an L shape, nuts (14) are respectively arranged on the rotating shafts on two sides of the steel bolt, a flat key hole of the steel bolt is fixed on a flat key surface of the outer diameter of the rotating shaft, gear rings (13) are respectively arranged at the nuts on two sides of the steel bolt, a lock core assembly is arranged at the other end of the rotating shaft in the base, and a liner (5), a fixing nut (16) and a fixing washer (17) are arranged on an external thread section of the base; the lock core assembly is characterized in that the rotating shaft (11) is connected with an inner shaft sleeve (6) and an outer shaft sleeve (8) of the lock core assembly through pins (7), spiral grooves are symmetrically formed in two sides of the pins of the inner shaft sleeve, L-shaped grooves are symmetrically formed in two sides of the pins of the outer shaft sleeve, and a lock core (1) is sleeved in an orifice of the base (4); one side of the steel bolt (12) extends out of a sleeve opening at one end of an inner shaft sleeve of the outer shaft sleeve and is provided with an open limiting groove, a limiting rib at the inner diameter of an orifice at one end of a handle (9) is sleeved in the limiting groove of the inner shaft sleeve, and the handle and the inner shaft sleeve are connected into a whole through a clamp spring (10) at the outer diameter of the sleeve opening; a sealing ring (2) and a check ring (3) are arranged on the outer diameter of the lock cylinder in the base, and a spring (15) is arranged in an inner cavity between a bottom cavity of the lock cylinder and a top cavity of the rotating shaft.

2. Locking lock according to claim 1, characterised in that the edges of the two ends of the handle (9) are curved and that a transition section is provided between the two ends of the handle, which transition section is twisted and distributed vertically.

3. The locking lock according to claim 1, characterized in that the flange at one end of the lock cylinder (1) of the inner sleeve (6) is provided with a raised fixing rib, i.e. the diameter of the flange of the inner sleeve is larger than the diameter of the sleeve opening of the inner sleeve, and the fixing rib of the inner sleeve is inserted into the fixing groove at one end of the lock cylinder in the base (4).

4. A locking lock according to claim 3, wherein the outer sleeve (8) is received and retained in the base by a collar on one side of the core (1) of the base (4), the outer sleeve being located at the outer diameter below the outer flange of the inner sleeve (6).

5. Locking lock according to claim 1, characterized in that the spring (15) is omitted between the lock cylinder (1) and the spindle (11).

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