Split type door lock

Abstract

The utility model relates to the technical field of split type door locks, in particular to a split type door lock which comprises a lock cylinder, the lock cylinder is installed inside a door plate, a limiting mechanism is arranged at one end of the lock cylinder, and a disinfection mechanism is installed on one side of the limiting mechanism. The disinfection mechanism comprises a protective shell, a disinfectant storage box is fixedly connected into the protective shell, a water pipe is placed on the inner side of the disinfectant storage box and fixedly connected to the inner side of a mounting hole formed in a tubular column, the tubular column is fixedly connected to the upper end of the disinfectant storage box, and a housing is fixedly connected to the inner side of one end of the tubular column. According to the utility model, when the handle rotates each time, disinfectant can be sprayed to the periphery of the handle to realize disinfection, so that the split door lock mounted in public places for use is effectively prevented from being damaged in the use process, and the problem that the split door lock cannot be used in the use process is effectively solved. The problem of bacterial cross infection is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of split door locks, in particular to a split door lock. Background Art

[0002] Split door locks refer to door locks in which the lock body and lock core are installed separately. The lock body is installed on the door frame, and the lock core is installed on the door panel. Split door locks are one of the most common types of door locks on the market. They have the advantages of easy installation, easy maintenance, high security, etc., and are suitable for various types of doors.

[0003] During the use of split door locks installed in public places, different people will come into contact with the handle. If it is not disinfected frequently, cross-infection of bacteria may easily occur. Therefore, a split door lock is proposed to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a split door lock to solve the problem that when a split door lock is installed in a public place for use, different people may come into contact with the handle during use, and if it is not frequently disinfected, cross infection of bacteria may easily occur.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A split door lock, comprising a lock core, the lock core is installed inside a door panel, a limiting mechanism is provided at one end of the lock core, and a disinfection mechanism is installed on one side of the limiting mechanism; the disinfection mechanism comprises a protective shell, a disinfectant storage box is fixedly connected inside the protective shell, a water pipe is placed inside the disinfectant storage box, the water pipe is fixedly connected to the inner side of a mounting hole opened inside a pipe column, the upper end of the disinfectant storage box is fixedly connected to a pipe column, a cover shell is fixedly connected to the inner side of one end of the pipe column, a fixed ring plate is fixedly connected to the inner side of the other end of the pipe column, one end of the fixed ring plate is fixedly connected to a sealing circular plate through a telescopic spring, one end of the sealing circular plate is fixedly connected to a sealing square plate through a movable bent rod, the sealing square plate is slidably connected to the inner side of a channel, the channel is opened inside one end of a hollow tube, a hydraulic cavity is opened in the middle of the inner side of the hollow tube, and a movable piston is slidably connected to the inner side of the hydraulic cavity; the limiting mechanism comprises a handle, one end of the handle is fixedly connected to a rotating disk, and the outer side of the rotating disk is fixedly connected to a protruding block.

[0007] Preferably, the upper end and the lower end of the protective shell are fixedly connected to the door panel by bolts, and the protective shell is provided with holes and grooves for the pipe column and the hollow tube to pass through.

[0008] Preferably, the movable bent rod is U-shaped, the top end of the movable bent rod is respectively arranged inside the pipe column and the channel, and the part of the movable bent rod arranged inside the pipe column is arranged inside the telescopic spring.

[0009] Preferably, the hollow tube is fixedly connected to the protective shell, the hydraulic cavity and the channel opened inside the hollow tube are connected, and the hollow tube is in close contact with the door panel.

[0010] Preferably, the movable piston is T-shaped, one end of the movable piston is exposed outside the hollow tube, the portion of the movable piston exposed outside the hollow tube is arc-shaped, and the movable piston is arranged on one side of the turntable.

[0011] Preferably, the vertical cross-section of the duct is square, the vertical cross-section of the sealing square plate is square, and the vertical cross-sections of the duct and the sealing square plate are equal in size.

[0012] Preferably, a hole is opened in the middle of the cover shell, the hole opened in the middle of the cover shell is arranged at the same horizontal plane as the top end of the water pipe, one end of the cover shell is exposed outside the protective shell, and the cover shell is arranged on one side of the handle.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, by providing a disinfection mechanism and a limiting mechanism, the sealing circular plate can be driven to move during the rotation of the handle to form an airflow, and the airflow passes through the upper end of the water pipe. By utilizing the Bernoulli principle, the disinfectant in the water pipe can be drawn out, and then each time the handle is rotated, the disinfectant can be sprayed around the handle to achieve disinfection, thereby effectively avoiding the problem of bacterial cross infection during the use of split door locks installed in public places. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the disinfection mechanism of the utility model;

[0017] Figure 3 This is a schematic diagram of the installation position structure of the telescopic spring of the utility model;

[0018] Figure 4 This is a schematic diagram of the cover structure of the utility model.

[0019] In the figure: 1. door panel; 2. lock core; 3. disinfection mechanism; 31. protective shell; 32. hollow tube; 33. movable bent rod; 34. pipe column; 35. movable piston; 36. hydraulic chamber; 37. channel; 38. sealing square plate; 39. fixed ring plate; 310. telescopic spring; 311. sealing circular plate; 312. cover; 313. mounting hole; 314. water pipe; 315. disinfectant storage box; 4. limit mechanism; 41. handle; 42. turntable; 43. raised block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] A split door lock, comprising a lock core 2, the lock core 2 is installed inside a door panel 1, a limit mechanism 4 is provided at one end of the lock core 2, a disinfection mechanism 3 is installed on one side of the limit mechanism 4; the disinfection mechanism 3 comprises a protective shell 31, a disinfectant storage box 315 is fixedly connected inside the protective shell 31, a water pipe 314 is placed inside the disinfectant storage box 315, the water pipe 314 is fixedly connected to the inside of a mounting hole 313 opened inside a pipe column 34, the upper end of the disinfectant storage box 315 is fixedly connected to the pipe column 34, the inner side of one end of the pipe column 34 is fixedly connected to a cover 312, and the inner side of the other end of the pipe column 34 is fixedly connected to the inner side of a mounting hole 313 opened inside a pipe column 34. A fixed ring plate 39 is fixedly connected to the side, one end of the fixed ring plate 39 is fixedly connected to a sealing circular plate 311 through a telescopic spring 310, one end of the sealing circular plate 311 is fixedly connected to a sealing square plate 38 through a movable bent rod 33, and the sealing square plate 38 is slidably connected to the inner side of the channel 37, the channel 37 is opened on the inner side of one end of the hollow tube 32, a hydraulic chamber 36 is opened in the middle of the inner side of the hollow tube 32, and a movable piston 35 is slidably connected to the inner side of the hydraulic chamber 36; the limiting mechanism 4 includes a handle 41, one end of the handle 41 is fixedly connected to a turntable 42, and the outer side of the turntable 42 is fixedly connected to a protruding block 43.

[0024] As a further implementation of this solution, the upper and lower ends of the protective shell 31 are fixedly connected to the door panel 1 by bolts, and the protective shell 31 is provided with holes and grooves for the pipe column 34 and the hollow tube 32 to pass through, so that the protective shell 31 can be stably limited, and the pipe column 34 and the hollow tube 32 can be stably limited at the same time;

[0025] As a further implementation of the present solution, the movable bent rod 33 is U-shaped, the top of the movable bent rod 33 is respectively arranged inside the pipe column 34 and the hole 37, and the part of the movable bent rod 33 arranged inside the pipe column 34 is arranged inside the telescopic spring 310. The movable bent rod 33 can drive the movable piston 35 to move during the movement of the sealing square plate 38.

[0026] As a further implementation of this solution, the hollow tube 32 is fixedly connected to the protective housing 31, the hydraulic chamber 36 opened inside the hollow tube 32 is connected to the channel 37, the hollow tube 32 is in close contact with the door panel 1, and the flow of hydraulic oil inside the hydraulic chamber 36 can drive the sealing square plate 38 inside the channel 37 to move;

[0027] As a further implementation of the present invention, the movable piston 35 is T-shaped, one end of the movable piston 35 is exposed outside the hollow tube 32, the portion of the movable piston 35 exposed outside the hollow tube 32 is arc-shaped, and the movable piston 35 is arranged on one side of the rotating disk 42, so that the movable piston 35 can be driven to move by the rotating disk 42;

[0028] As a further implementation of this solution, the vertical cross-section of the duct 37 is square, the vertical cross-section of the sealing square plate 38 is square, and the vertical cross-sections of the duct 37 and the sealing square plate 38 are equal in size. Through the above arrangement, the stability of the overall structure of the device can be further improved;

[0029] As a further implementation scheme of the present scheme, a hole is opened in the middle of the cover shell 312, and the hole opened in the middle of the cover shell 312 is arranged at the same horizontal plane as the top end of the water pipe 314. One end of the cover shell 312 is exposed outside the protective shell 31, and the cover shell 312 is arranged on one side of the handle 41. Through the set cover shell 312, the airflow generated by the movement of the sealing circular plate 311 can be used to lead out the disinfectant inside the water pipe 314, which is specifically achieved by using the Bernoulli principle.

[0030] Working process: When the split door lock is installed in public places such as hospitals for use, after the installation is completed, the user can open the door panel through the internal handle and the external handle of the door panel. During the opening process, the staff can achieve it by turning the handle 41. When the handle 41 is turned, the protruding block 43 contacts the movable piston 35, and the movable piston 35 squeezes the hydraulic oil inside the hydraulic chamber 36, thereby moving the sealing square plate 38 (the moving distance of the sealing square plate 38 is greater than the moving distance of the movable piston 35). The sealing square plate 38 drives the movable bent rod 33 to move during the movement, and the movable bent rod 33 pushes the sealing circular plate 311 to move during the movement. During the movement of the sealing circular plate 311, the gas inside the pipe column 34 is pushed out through the hole opened in the middle of the cover shell 312, and then the disinfectant inside the water pipe 314 is led out with the airflow. Such a setting can disinfect the outside of the handle 41 every time the handle 41 is turned, and can avoid the problem of cross-infection of bacteria when different people turn the handle.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A split door lock, comprising a lock core (2), characterized in that: The lock core (2) is installed inside the door panel (1); a limiting mechanism (4) is provided at one end of the lock core (2); and a disinfection mechanism (3) is installed on one side of the limiting mechanism (4); The disinfection mechanism (3) comprises a protective shell (31), a disinfectant storage box (315) is fixedly connected to the inside of the protective shell (31), a water pipe (314) is placed inside the disinfectant storage box (315), and the water pipe (314) is fixedly connected to the inside of a mounting hole (313) opened inside the pipe column (34), the upper end of the disinfectant storage box (315) is fixedly connected to the pipe column (34), the inner side of one end of the pipe column (34) is fixedly connected to a cover (312), and the inner side of the other end of the pipe column (34) is fixedly connected to a cover (312). A fixed ring plate (39) is provided, one end of the fixed ring plate (39) is fixedly connected to a sealing circular plate (311) via a telescopic spring (310), one end of the sealing circular plate (311) is fixedly connected to a sealing square plate (38) via a movable bent rod (33), the sealing square plate (38) is slidably connected to the inner side of a hole (37), the hole (37) is provided on the inner side of one end of a hollow tube (32), a hydraulic chamber (36) is provided in the middle of the inner side of the hollow tube (32), and a movable piston (35) is slidably connected to the inner side of the hydraulic chamber (36); The limiting mechanism (4) comprises a handle (41), one end of the handle (41) is fixedly connected to a rotating disk (42), and the outer side of the rotating disk (42) is fixedly connected to a protruding block (43).

2. A split door lock according to claim 1, characterized in that: The upper and lower ends of the protective shell (31) are fixedly connected to the door panel (1) by means of bolts, and the protective shell (31) is provided with holes and grooves for the pipe column (34) and the hollow pipe (32) to pass through.

3. A split door lock according to claim 1, characterized in that: The movable bent rod (33) is U-shaped, and the top end of the movable bent rod (33) is respectively arranged inside the pipe column (34) and the hole (37), and the part of the movable bent rod (33) arranged inside the pipe column (34) is arranged inside the telescopic spring (310).

4. A split door lock according to claim 1, characterized in that: The hollow tube (32) is fixedly connected to the protective shell (31), the hydraulic chamber (36) and the hole (37) provided inside the hollow tube (32) are in communication, and the hollow tube (32) is in close contact with the door panel (1).

5. A split door lock according to claim 1, characterized in that: The movable piston (35) is T-shaped, one end of the movable piston (35) is exposed outside the hollow tube (32), the portion of the movable piston (35) exposed outside the hollow tube (32) is arc-shaped, and the movable piston (35) is arranged on one side of the rotating disk (42).

6. A split door lock according to claim 1, characterized in that: The vertical cross section of the hole (37) is square, the vertical cross section of the sealing square plate (38) is square, and the vertical cross sections of the hole (37) and the sealing square plate (38) are equal in size.

7. A split door lock according to claim 1, characterized in that: A hole is provided in the middle of the cover shell (312), and the hole provided in the middle of the cover shell (312) is arranged at the same horizontal plane as the top end of the water pipe (314). One end of the cover shell (312) is exposed outside the protective shell (31), and the cover shell (312) is arranged on one side of the handle (41).

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