Lock cylinder with lock hole protection function

Abstract

The utility model discloses a lock cylinder with lock hole protection, which relates to the technical field of intelligent locks, and comprises a lock cylinder assembly, an outer protection assembly and a mistaken touch prevention assembly, the lock cylinder assembly comprises a lock cylinder body, a lock head and a lock hole, the lock head is fixed in front of the lock cylinder body, the lock hole is formed in the middle of the lock head, and the outer protection assembly is arranged in the lock hole. An intelligent control assembly is installed behind the lock cylinder body, an outer protection assembly is installed in front of the lock head and comprises a protection frame, and a mistaken touch prevention assembly is installed in the protection frame and comprises a two-way lead screw, a movable sleeve, a baffle, a connecting spring and a rotating button. A bidirectional lead screw is rotationally arranged on the lower portion in the protection frame. According to the lock cylinder with the lock hole protection function, the protection frame can protect the front portion of the lock head and the front portion of the lock hole, meanwhile, the open groove is formed in the position, corresponding to the lock hole, of the rear side wall of the protection frame and can be used for exposing the lock hole to facilitate unlocking, and mistaken touch prevention protection can be conveniently conducted on the lock hole through the mistaken touch prevention assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent locks, in particular to a lock core with keyhole protection. Background Art

[0002] Smart locks are different from traditional mechanical locks and are more intelligent in terms of user identification, security, and management. Smart locks are the executive components of door locks in access control systems. The lock core is an important part of smart locks.

[0003] For example, the utility model with application number CN202022643327.4 discloses a smart lock core. The lock core structure similar to the above application currently has the following shortcomings: although smart wireless unlocking can be achieved, when a key is needed to unlock the lock, the lock hole structure does not have a corresponding protective structure and is easily damaged by accidental touch.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a lock core with keyhole protection is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a lock core with lock hole protection to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a lock core with keyhole protection, comprising a lock core assembly, an outer protection assembly and an anti-mistaken touch assembly, the lock core assembly comprising a lock core body, a lock head and a keyhole, a lock head being fixed in front of the lock core body, and a keyhole being opened in the middle of the lock head, an intelligent control assembly being installed at the rear of the lock core body, an outer protection assembly being installed in front of the lock head, and the outer protection assembly comprising a protection frame, an anti-mistaken touch assembly being installed inside the protection frame, and the anti-mistaken touch assembly comprising a two-way screw rod, a movable sleeve, a baffle, a connecting spring and a turning knob, a two-way screw rod being rotatably arranged at the lower inner part of the protection frame, and two movable sleeves being symmetrically arranged on the outer side of the two-way screw rod, a baffle being connected to the upper side of the movable sleeve, and a connecting spring being connected between the baffle and the side wall of the protection frame, and a turning knob being arranged at one outer end of the two-way screw rod.

[0007] Furthermore, the lock core assembly also includes a pull and a pull block. The pull is rotatably provided on the inner middle part of the lock core body, and the pull block is fixed on one side of the pull.

[0008] Furthermore, the lock core assembly also includes a cladding beam and a receiving groove. The cladding beam is fixed to one side of the exterior of the lock core body, and a receiving groove is provided in the middle of the cladding beam at a position corresponding to the shift block.

[0009] Furthermore, the intelligent control component includes a controller, a micro motor and an insertion lock shaft. The micro motor is installed in front of the controller, and the insertion lock shaft is connected to the micro motor on one side close to the lock core body through a rotating shaft.

[0010] Furthermore, the outer protection component also includes a slot and a movable cover. The rear side wall of the protection frame is provided with a slot corresponding to the lock hole, and the front outer part of the protection frame is provided with a movable cover which is rotatably installed by a hinge.

[0011] Furthermore, the external protection component also includes a rear connecting plate and a locking bolt. The rear connecting plates are fixed on both sides of the rear side of the protection frame, and the locking bolt passes through the middle of the rear connecting plate, and the inner side surface of the rear connecting plate is in contact with the outer side surface of the lock head.

[0012] The utility model provides a lock core with lock hole protection, which has the following beneficial effects:

[0013] The utility model is provided with an external protection component, and two rear connecting plates can be installed on the outside of the lock head and can be locked by locking bolts to facilitate installation and disassembly between the protection frame and the lock head, so that the protection frame can protect the lock head and the front of the lock hole. At the same time, the rear side wall of the protection frame is provided with a groove corresponding to the position of the lock hole, and the groove can be used to expose the lock hole for easy unlocking.

[0014] The utility model is provided with an anti-mistaken touch component, which can drive the rotation of the bidirectional screw rod by turning the knob, so as to drive the movement of two movable sleeves and two baffles outside the bidirectional screw rod, so that the two baffles can move to expose the slot or move to cover the slot, so as to expose the lock hole after the slot is exposed for easy unlocking; conversely, when no force is applied, the two baffles can be combined and reset together under the elastic action of the connecting spring, thereby protecting the lock hole from mistaken touch. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the explosion structure of a lock core with lock hole protection according to the utility model;

[0016] Figure 2 This is a schematic diagram of the overall structure of a lock core with lock hole protection according to the utility model;

[0017] Figure 3 This is a rear view structural schematic diagram of an outer protection component of a lock core with lock hole protection according to the utility model;

[0018] Figure 4 This is a schematic diagram of the combined structure of an anti-mistouch component of a lock core with lock hole protection according to the utility model;

[0019] Figure 5 The utility model is a schematic diagram of the opening structure of the anti-mistouch component of the lock core with lock hole protection.

[0020] In the figure: 1. Lock core assembly; 101. Lock core body; 102. Pull; 103. Pull block; 104. Beam; 105. Accommodating groove; 106. Lock head; 107. Lock hole; 2. Intelligent control assembly; 201. Controller; 202. Micro motor; 203. Insert lock shaft; 3. External protection assembly; 301. Protection frame; 302. Slot; 303. Movable cover; 304. Rear connecting plate; 305. Locking bolt; 4. Anti-accidental touch assembly; 401. Bidirectional screw rod; 402. Moving sleeve; 403. Baffle; 404. Connecting spring; 405. Turn button. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] like Figure 1-Figure 2 As shown, a lock core with lock hole protection includes a lock core assembly 1, an outer protection assembly 3 and an anti-mistaken touch assembly 4. The lock core assembly 1 includes a lock core body 101, a lock head 106 and a lock hole 107. The lock head 106 is fixed in front of the lock core body 101, and the lock hole 107 is opened in the middle of the lock head 106. The lock core assembly 1 also includes a pull 102 and a pull block 103. The pull 102 is rotatably provided in the middle of the inner side of the lock core body 101, and the pull block 103 is fixed on one side of the pull 102; the lock core assembly 1 also includes a cover Beam 104 and accommodating groove 105, a beam 104 is fixed on one side of the outer side of the lock core body 101, and an accommodating groove 105 is arranged at the middle of the beam 104 corresponding to the position of the shift block 103; an intelligent control component 2 is installed at the rear of the lock core body 101, and the intelligent control component 2 includes a controller 201, a micro motor 202 and an inserted lock shaft 203, a micro motor 202 is installed in front of the controller 201, and the micro motor 202 is connected to the inserted lock shaft 203 through a rotating shaft on the side close to the lock core body 101;

[0023] The specific operation is as follows: the lock core body 101, the pull pull 102, the pull block 103, the beam 104, and the accommodating groove 105 constitute the lock core structure, and the key is inserted into the lock hole 107 of the lock head 106 to facilitate unlocking. The controller 201 is used to control the micro motor 202, and the inserted lock shaft 203 can be inserted into the interior of the lock core body 101. The rotating shaft of the micro motor 202 is used to drive the rotation of the inserted lock shaft 203, so that the inserted lock shaft 203 can achieve intelligent unlocking, thereby making the lock core assembly 1 suitable for both manual unlocking and intelligent unlocking modes.

[0024] like Figure 1-Figure 3As shown, an outer protection component 3 is installed in front of the lock head 106, and the outer protection component 3 includes a protection frame 301, and the outer protection component 3 also includes a slot 302 and a movable cover 303. The slot 302 is arranged on the rear side wall of the protection frame 301 at a position corresponding to the lock hole 107, and the movable cover 303 is installed on the front outer part of the protection frame 301 through hinge rotation; the outer protection component 3 also includes a rear connecting plate 304 and a locking bolt 305, and the rear connecting plates 304 are fixed on both sides of the rear side of the protection frame 301, and the locking bolt 305 runs through the middle of the rear connecting plate 304, and the inner side surface of the rear connecting plate 304 is in contact with the outer side surface of the lock head 106;

[0025] The specific operation is as follows: the two rear connecting plates 304 can be installed on the outside of the lock head 106 and can be locked by the locking bolts 305 to facilitate the installation and disassembly between the protection frame 301 and the lock head 106, so that the protection frame 301 can protect the front of the lock head 106 and the lock hole 107. At the same time, the rear side wall of the protection frame 301 is provided with a groove 302 corresponding to the position of the lock hole 107, and the groove 302 can be used to expose the lock hole 107 for easy unlocking.

[0026] like Figure 4-Figure 5 As shown, an anti-accidental touch component 4 is installed inside the protection frame 301, and the anti-accidental touch component 4 includes a bidirectional screw rod 401, a movable sleeve 402, a baffle 403, a connecting spring 404 and a knob 405. A bidirectional screw rod 401 is rotatably arranged at the lower part of the protection frame 301, and two movable sleeves 402 are symmetrically sleeved on the outer side of the bidirectional screw rod 401, and baffles 403 are connected to the upper sides of the movable sleeves 402, and a connecting spring 404 is connected between the baffle 403 and the side wall of the protection frame 301, and a knob 405 is arranged at one end of the outer side of the bidirectional screw rod 401;

[0027] The specific operation is as follows: the knob 405 is used to drive the rotation of the bidirectional screw rod 401, so as to drive the movement of the two movable sleeves 402 and the two baffles 403 outside the bidirectional screw rod 401, so that the two baffles 403 can move to expose the slot 302 or move to cover the slot 302, so as to expose the lock hole 107 behind the slot 302 for easy unlocking; conversely, when no force is applied, the two baffles 403 can be merged and reset together under the elastic action of the connecting spring 404, thereby protecting the lock hole 107 from accidental touch.

[0028] In summary, if Figure 1-Figure 5As shown, the lock core with keyhole protection can first install the lock core assembly 1 and the intelligent control assembly 2 inside the door lock housing, and then install the two rear connecting plates 304 outside the lock head 106, and then lock the protection frame 301 and the lock head 106 by locking the locking bolts 305, so that the protection frame 301 can protect the lock head 106 and the front of the keyhole 107. During use, the lock core body 101, the puller 102, the puller block 103, the beam 104, and the accommodating groove 105 constitute the lock core structure, and then the controller 201 is used to control the micro motor 202, wherein the inserted lock shaft 203 is inserted into the interior of the lock core body 101, so that the rotation shaft of the micro motor 202 can drive the rotation of the inserted lock shaft 203, so that the inserted lock shaft 203 can realize intelligent unlocking;

[0029] When manually unlocking, the movable cover 303 of the protection frame 301 can be rotated to open, and then the two-way screw rod 401 can be driven to rotate by the turning knob 405 to drive the movement of the two movable sleeves 402 and the two baffles 403 on the outside of the two-way screw rod 401, so that the two baffles 403 can move to expose the lock hole 107 behind the slot 302, and then the key can be inserted into the lock hole 107 of the lock head 106 to achieve unlocking, thereby making the lock core assembly 1 suitable for both manual unlocking and intelligent unlocking modes, and when force is applied, the two baffles 403 can be merged and reset together under the elastic action of the connecting spring 404, thereby protecting the lock hole 107 from accidental touch, thereby completing the use process of the lock core with lock hole protection.

[0030] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A lock core with lock hole protection, comprising a lock core component (1), an outer protection component (3) and an anti-mistaken touch component (4), characterized in that: The lock core assembly (1) comprises a lock core body (101), a lock head (106) and a lock hole (107); the lock head (106) is fixed in front of the lock core body (101), and the lock hole (107) is opened in the middle of the lock head (106); the intelligent control assembly (2) is installed at the rear of the lock core body (101); the outer protection assembly (3) is installed in front of the lock head (106), and the outer protection assembly (3) comprises a protection frame (301); the protection frame (301) is internally installed with an anti-accidental touch assembly (4), and the anti-accidental touch assembly (4) comprises a double A bidirectional screw rod (401), a movable sleeve (402), a baffle (403), a connecting spring (404) and a rotating knob (405) are provided. A bidirectional screw rod (401) is rotatably arranged at the lower part of the interior of the protection frame (301), and two movable sleeves (402) are symmetrically sleeved on the outer side of the bidirectional screw rod (401). The upper sides of the movable sleeves (402) are connected with baffles (403), and a connecting spring (404) is connected between the baffles (403) and the side wall of the protection frame (301). A rotating knob (405) is provided at one end of the outer side of the bidirectional screw rod (401).

2. A lock core with lock hole protection according to claim 1, characterized in that: The lock core assembly (1) further comprises a puller (102) and a pull block (103); the puller (102) is rotatably arranged at the inner middle part of the lock core body (101), and the pull block (103) is fixed to one side of the puller (102).

3. A lock core with lock hole protection according to claim 2, characterized in that: The lock core assembly (1) further comprises a wrap beam (104) and a receiving groove (105); the wrap beam (104) is fixed to one side of the exterior of the lock core body (101), and a receiving groove (105) is provided in the middle of the wrap beam (104) at a position corresponding to the shift block (103).

4. The lock core with keyhole protection according to claim 1, characterized in that: The intelligent control component (2) comprises a controller (201), a micro motor (202) and an insertion lock shaft (203); the micro motor (202) is installed in front of the controller (201), and the micro motor (202) is connected to the insertion lock shaft (203) via a rotating shaft on a side close to the lock core body (101).

5. The lock core with lock hole protection according to claim 1, characterized in that: The outer protection component (3) further comprises a slot (302) and a movable cover (303); the slot (302) is arranged on the rear side wall of the protection frame (301) at a position corresponding to the lock hole (107), and the movable cover (303) is rotatably mounted on the front exterior of the protection frame (301) via a hinge.

6. The lock core with keyhole protection according to claim 1, characterized in that: The outer protection component (3) further comprises a rear connecting plate (304) and a locking bolt (305), the rear connecting plates (304) are fixed to both sides of the rear side of the protection frame (301), the locking bolt (305) penetrates the middle of the rear connecting plate (304), and the inner side surface of the rear connecting plate (304) is in contact with the outer side surface of the locking head (106).

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