CN210598471U - Manual unlocking device for indoor lock body - Google Patents

Abstract

The utility model relates to a manual unlocking device of an indoor lock body, which comprises a shell 10, a rotary sleeve 20, a spring 30, a knob 40, a first screw 50, a lock core connecting shaft 60, a second screw 70, a first gear 80 and a second gear 90, wherein the electric mechanical door lock adopts a pure mechanical transmission structure, has simple structure and stable work, the rotation of the lock cylinder connecting shaft 60 connected with the rotary knob 40 can be driven by rotating the rotary knob 20, the first gear 80 fixedly connected with the rotary knob 20 can be rotated by rotating the rotary knob 20, so as to drive the second gear 90 which is in meshed relation with the first gear 80 to rotate, and further the safety lock cylinder connecting shaft 91 arranged on the second gear 90 is rotated, the knob 40 for unlocking and the rotary sleeve 20 for unlocking are arranged on the same position of the shell 10, not only the operation is convenient, and the lock body has simple and beautiful appearance, and the purchase desire of people on the lock body with the electromechanical door lock is improved.

Description

Manual unlocking device for indoor lock body

[ technical field ] A method for producing a semiconductor device

The utility model relates to a lock body field, concretely relates to manual unlocking means of indoor lock body.

[ background of the invention ]

In life, the lock is always an important necessary product, almost people all use the lock, especially when the lock is used on a door, people not only need the lock to be convenient to use, but also need the lock to have a simple and beautiful appearance.

[ Utility model ] content

To above problem, the utility model provides a manual unlocking means of indoor lock can use on the same position of casing with being used for beating the cover soon of insurance in the knob of unblanking, can make the lock body outward appearance pleasing to the eye, and convenient to use adopts pure mechanical transmission, and job stabilization is reliable.

The utility model provides a technical scheme that its technical problem adopted is: the novel lock cylinder is characterized by comprising a shell 10, a rotary sleeve 20, a spring 30, a knob 40, a first screw 50, a lock cylinder connecting shaft 60, a second screw 70, a first gear 80 and a second gear 90, wherein a mounting hole 11 is formed in the center of the shell 10, a central cylinder 13 and a limiting cylinder 12 are arranged on the back of the shell 10, arc-shaped grooves 21 are uniformly formed in the periphery of the rotary sleeve 20, a stepped circular groove 26 is formed in one end of the rotary sleeve 20, a first through hole 22 is formed in the center of the stepped circular groove 26, a circular boss 23 is arranged at the other end of the rotary sleeve 20, two circular positioning protrusions 24 and two first threaded holes 25 which are symmetrical with respect to the center of the circular boss 23 are arranged on the circular boss 23, a second through hole is formed in the center of the first gear 80, two point position holes 82 and two fixing holes 81 are symmetrically formed in the edges of the periphery of the first gear 80, the circular boss 23 on the rotary sleeve 20 penetrates, the two dot position holes 82 on the first gear 80 are respectively sleeved on the two circular positioning protrusions 24 on the rotary sleeve 20 from the back of the housing 10, and the two fixing holes 81 on the first gear 80 respectively correspond to the two first threaded holes 25 on the rotary sleeve 20, and are fixedly connected to the first threaded holes 25 on the rotary sleeve 20 through the two fixing holes 81 on the first gear 80 by the second screw 70.

In the manual unlocking device of the indoor lock body of the utility model, one end part of the knob 40 is provided with a strip-shaped bulge 41, the other end is provided with a columnar bulge 42, the columnar bulge 42 is internally provided with a strip-shaped groove 43, a second threaded hole 44 is arranged in the strip-shaped groove 43, a square groove 63 is arranged at one end of the lock cylinder connecting shaft 60, a through hole 62 is arranged in the square groove 63, a strip-shaped boss 61 is arranged at the other end of the lock cylinder connecting shaft 60, the spring 30 is sleeved on the stepped circular groove 26 on the rotary sleeve 20, the columnar protrusion 42 on the rotary knob 40 is sleeved on the center of the spring 30, one end of the strip-shaped boss 61 of the lock cylinder connecting shaft 60 sequentially passes through the center of the first gear 80, the first through hole 22 on the rotary sleeve 20 and the center of the spring 30 and is finally sleeved in the strip-shaped groove 43 on the knob 40, the first screw 50 is fixedly connected to the second threaded hole 44 of the knob 40 through a through hole 62 of the key cylinder connecting shaft 60.

In a manual unlocking device of indoor lock body, second gear 90 includes gear piece 93 and establishes insurance lock core connecting axle 91 in gear piece 93 center department, gear piece 93 center is equipped with the spacing hole of arc 94, insurance lock core connecting axle 91 center is equipped with rotatory hole 92, insurance lock core connecting axle 91 tip is equipped with connecting slot 95, second gear 90 overlaps on central cylinder 13 on casing 10 through rotatory hole 92, the spacing hole of arc 94 cover is on spacing cylinder 12, second gear 90 is in the meshing relation with first gear 80.

Implement in the manual unlocking device of indoor lock body, following beneficial effect has: the manual unlocking means of indoor lock body adopts pure mechanical transmission structure, moreover, the steam generator is simple in structure, the operation is stable, the rotation of the lock cylinder connecting shaft 60 connected with the indoor lock body can be driven through rotating the knob 40, the first gear 80 fixedly connected with the rotating sleeve 20 can be rotated through rotating the rotating sleeve 20, thereby the second gear 90 which is in meshing relation with the first gear 80 is driven to rotate, and further the safety lock cylinder connecting shaft 91 arranged on the second gear 90 is rotated, the knob 40 used for unlocking and the rotating sleeve 20 used for unlocking are arranged on the same position of the shell 10, the steam generator is convenient to operate, the appearance of the lock body is simple and attractive, and the purchase desire of the human body to the lock body with the manual unlocking means of the indoor lock body is improved.

[ description of the drawings ]

Fig. 1 is a perspective view of the manual unlocking device for an indoor lock body of the present invention.

Fig. 2 is an exploded view of the manual unlocking device of the indoor lock of the present invention.

Fig. 3 is an exploded view of another view angle of the manual unlocking device of the indoor lock of the present invention.

[ detailed description ] embodiments

The manual unlocking device for the indoor lock body of the present invention is further described with reference to fig. 1 to 3.

In the preferred embodiment of the manual unlocking device for the indoor lock of the present invention, the manual unlocking device comprises a housing 10, a rotary sleeve 20, a spring 30, a knob 40, a first screw 50, a lock cylinder connecting shaft 60, a second screw 70, a first gear 80, and a second gear 90, wherein a mounting hole 11 is provided at the center of the housing 10, a central cylinder 13 and a limiting cylinder 12 are provided at the back of the housing 10, an arc-shaped groove 21 is uniformly provided around the rotary sleeve 20, a stepped circular groove 26 is provided at one end of the rotary sleeve 20, a first through hole 22 is provided at the center of the stepped circular groove 26, a circular boss 23 is provided at the other end of the rotary sleeve 20, two circular positioning protrusions 24 and two first threaded holes 25 are provided on the circular boss 23, the circular positioning protrusions are symmetrical about the center of the circular boss 23, a second through hole is provided at the center of the first gear 80, two point holes 82 and two fixing holes 81 are symmetrically provided at the edge of, the circular boss 23 on the rotary sleeve 20 penetrates through the mounting hole 11 on the casing 10 from the front side of the casing 10, the two dot holes 82 on the first gear 80 are respectively sleeved on the two circular positioning protrusions 24 on the rotary sleeve 20 from the back side of the casing 10, and the two fixing holes 81 on the first gear 80 respectively correspond to the two first threaded holes 25 on the rotary sleeve 20 and fixedly connected to the first threaded holes 25 on the rotary sleeve 20 through the second screw 70 penetrating through the two fixing holes 81 on the first gear 80.

In the preferred embodiment of the manual unlocking device for indoor lock of the present invention, a strip-shaped protrusion 41 is provided at one end of the knob 40, the other end is provided with a columnar bulge 42, the columnar bulge 42 is internally provided with a strip-shaped groove 43, a second threaded hole 44 is arranged in the strip-shaped groove 43, a square groove 63 is arranged at one end of the lock cylinder connecting shaft 60, a through hole 62 is arranged in the square groove 63, a strip-shaped boss 61 is arranged at the other end of the lock cylinder connecting shaft 60, the spring 30 is sleeved on the stepped circular groove 26 on the rotary sleeve 20, the columnar protrusion 42 on the rotary knob 40 is sleeved on the center of the spring 30, one end of the strip-shaped boss 61 of the lock cylinder connecting shaft 60 sequentially passes through the center of the first gear 80, the first through hole 22 on the rotary sleeve 20 and the center of the spring 30 and is finally sleeved in the strip-shaped groove 43 on the knob 40, the first screw 50 is fixedly connected to the second threaded hole 44 of the knob 40 through the through hole 62 of the key cylinder connecting shaft 60.

In a preferred embodiment of the manual unlocking device for the indoor lock body, the second gear 90 includes a gear plate 93 and a safety lock cylinder connecting shaft 91 arranged at the center of the gear plate 93, the center of the gear plate 93 is provided with an arc-shaped limiting hole 94, the center of the safety lock cylinder connecting shaft 91 is provided with a rotating hole 92, the end of the safety lock cylinder connecting shaft 91 is provided with a connecting slot 95, the second gear 90 is sleeved on the central cylinder 13 of the shell 10 through the rotating hole 92, the arc-shaped limiting hole 94 is sleeved on the limiting cylinder 12, and the second gear 90 is engaged with the first gear 80.

In an indoor lock manual unlocking device preferred embodiment, indoor lock manual unlocking device adopts pure mechanical transmission structure, moreover, the steam generator is simple in structure, the operation is stable, the rotation of lock core connecting axle 60 connected with the same can be driven through rotating knob 40, through rotating swivel sleeve 20, first gear 80 fixedly connected with swivel sleeve 20 can be made and rotated, thereby second gear 90 that has meshing relation with first gear 80 is driven to rotate, and then make the insurance lock core connecting axle 91 established on second gear 90 rotate, knob 40 for unblanking and the swivel sleeve 20 that is used for beating insurance set up on casing 10 same position, and the steam generator is convenient for operation, and make the lock body outward appearance succinct pleasing to the eye, improve the purchase desire of mankind to the lock body that has this indoor lock manual unlocking device.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made in the claims and the description of the new invention are also within the scope of the present invention.

Claims (3)

1. A manual unlocking device of an indoor lock body is characterized by comprising a shell 10, a rotary sleeve 20, a spring 30, a knob 40, a first screw 50, a lock cylinder connecting shaft 60, a second screw 70, a first gear 80 and a second gear 90, wherein a mounting hole 11 is formed in the center of the shell 10, a central cylinder 13 and a limiting cylinder 12 are arranged on the back of the shell 10, arc-shaped grooves 21 are uniformly formed in the periphery of the rotary sleeve 20, a stepped circular groove 26 is formed in one end of the rotary sleeve 20, a first through hole 22 is formed in the center of the stepped circular groove 26, a circular boss 23 is arranged at the other end of the rotary sleeve 20, two circular positioning protrusions 24 and two first threaded holes 25 which are symmetrical with respect to the center of the circular boss 23 are arranged on the circular boss 23, a second through hole is formed in the center of the first gear 80, two point position holes 82 and two fixing holes 81 are symmetrically formed in the peripheral edge of the first gear 80, the circular boss 23 on the rotary sleeve 20 penetrates through the mounting hole 11 on the casing 10 from the front side of the casing 10, the two dot holes 82 on the first gear 80 are respectively sleeved on the two circular positioning protrusions 24 on the rotary sleeve 20 from the back side of the casing 10, and the two fixing holes 81 on the first gear 80 respectively correspond to the two first threaded holes 25 on the rotary sleeve 20 and fixedly connected to the first threaded holes 25 on the rotary sleeve 20 through the second screw 70 penetrating through the two fixing holes 81 on the first gear 80.

2. The manual unlocking device of indoor lock as claimed in claim 1, wherein one end of said knob 40 is provided with a bar-shaped protrusion 41, the other end is provided with a columnar bulge 42, the columnar bulge 42 is internally provided with a strip-shaped groove 43, a second threaded hole 44 is arranged in the strip-shaped groove 43, a square groove 63 is arranged at one end of the lock cylinder connecting shaft 60, a through hole 62 is arranged in the square groove 63, a strip-shaped boss 61 is arranged at the other end of the lock cylinder connecting shaft 60, the spring 30 is sleeved on the stepped circular groove 26 on the rotary sleeve 20, the columnar protrusion 42 on the rotary knob 40 is sleeved on the center of the spring 30, one end of the strip-shaped boss 61 of the lock cylinder connecting shaft 60 sequentially passes through the center of the first gear 80, the first through hole 22 on the rotary sleeve 20 and the center of the spring 30 and is finally sleeved in the strip-shaped groove 43 on the knob 40, the first screw 50 is fixedly connected to the second threaded hole 44 of the knob 40 through the through hole 62 of the key cylinder connecting shaft 60.

3. The manual unlocking device of an indoor lock body according to claim 1, wherein the second gear 90 comprises a gear piece 93 and a safety lock cylinder connecting shaft 91 arranged at the center of the gear piece 93, an arc-shaped limiting hole 94 is arranged at the center of the gear piece 93, a rotating hole 92 is arranged at the center of the safety lock cylinder connecting shaft 91, a connecting clamping groove 95 is arranged at the end of the safety lock cylinder connecting shaft 91, the second gear 90 is sleeved on the central cylinder 13 on the casing 10 through the rotating hole 92, the arc-shaped limiting hole 94 is sleeved on the limiting cylinder 12, and the second gear 90 is in a meshing relationship with the first gear 80.

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