CN216517335U

CN216517335U - Automatic door handle disinfects

Info

Publication number: CN216517335U
Application number: CN202123013279.1U
Authority: CN
Inventors: 衷学华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-13
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to an automatic sterilization door handle, which comprises a handle and a sterilization ring, wherein the handle is used for performing on-off operation on a door body, the sterilization ring is used for performing sterilization treatment on the surface of the handle, the sterilization ring is of an annular structure which can be sleeved on the outer side of the handle in a sliding manner, and a plurality of ultraviolet sterilization lamps capable of directly irradiating the surface of the handle are arranged on the inner wall of the sterilization ring along the circumferential direction of the sterilization ring; the handle is internally provided with a first magnetic block capable of moving along the axial direction of the handle, and the sterilizing ring is provided with a second magnetic block capable of generating suction with the first magnetic block so as to drive the sterilizing ring to slide along the axial direction of the handle through the first magnetic block. The utility model solves the technical problems that the door handle has poor sterilization effect and is likely to cause damage to human bodies.

Description

Automatic door handle disinfects

Technical Field

The utility model relates to the field of home furnishing, in particular to an automatic sterilization door handle.

Background

In daily life, people often open the door by using the door handle in public places (such as shops, hotels, hospitals and the like), the door handle is bound to be stained with bacteria due to a plurality of contacters, and if the door handle is not cleaned and disinfected in time, other healthy contacters are likely to be infected with the bacteria, so that the physical health of other people is seriously threatened.

At present, most of door handles are sterilized manually or by ultraviolet, and the method of regularly cleaning and wiping by cleaners has a certain time interval, so that the door handles cannot be sterilized at the first time, the physical strength of the cleaners is consumed, and the sterilization effect is poor; in addition, the accessible is disinfected at door handle externally mounted sterilamp, and fixed mounting's sterilamp is difficult to carry out comprehensive sterilization to the door handle at that time, and the ultraviolet ray that exposes still can have certain injury to the human body moreover, is not suitable for using widely.

Aiming at the problems that the door handle sterilization effect is poor and the human body is possibly injured in the related art, an effective solution is not provided at present.

Therefore, the inventor provides the automatic sterilization door handle by experience and practice of related industries for many years, so as to overcome the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic sterilization door handle which can automatically detect whether the door handle is touched for use and clean the door handle at the first time, does not need manual operation, is convenient and quick, has quick response, effectively saves labor cost and is suitable for popularization and use.

Another object of the present invention is to provide an automatic sterilization door handle, which can perform a complete sterilization of each part of the door handle without any dead angle, and can prevent the damage to the human body, thereby having a good sterilization effect.

The purpose of the utility model can be realized by adopting the following technical scheme:

the utility model provides an automatic sterilization door handle which comprises a handle and a sterilization ring, wherein the handle is used for opening and closing a door body, the sterilization ring is used for sterilizing the surface of the handle, the sterilization ring is of an annular structure which is sleeved on the outer side of the handle in a sliding manner, and a plurality of ultraviolet sterilization lamps capable of directly irradiating the surface of the handle are arranged on the inner wall of the sterilization ring along the circumferential direction of the sterilization ring;

the handle is internally provided with a first magnetic block capable of moving along the axial direction of the handle, and the sterilizing ring is provided with a second magnetic block capable of generating suction with the first magnetic block, so that the sterilizing ring is driven to slide along the axial direction of the handle by the first magnetic block.

In a preferred embodiment of the present invention, the automatic sterilization door handle further includes a motor, an output shaft of the motor is connected to one end of a screw rod, the other end of the screw rod extends into the handle and extends along an axial direction of the handle, a slide rod parallel to the screw rod is further disposed in the handle, the first magnetic block is respectively provided with a threaded hole and a limiting hole, the screw rod is inserted into the threaded hole, the screw rod is in threaded connection with the threaded hole, and the slide rod is slidably inserted into the limiting hole.

In a preferred embodiment of the present invention, the door handle further includes a motor case, a mounting plate is disposed in the motor case, the motor is located in the motor case and connected to the mounting plate, and the slide rod is connected to the mounting plate.

In a preferred embodiment of the present invention, the handle and the motor case are both of a cylindrical structure with two open ends, one open end of the handle is connected with one open end of the motor case and is provided with a blocking ring at a connection position, and the other open end of the handle and the other open end of the motor case are respectively provided with a first end cover and a second end cover;

one end of the screw rod and one end of the sliding rod are both located in the motor box, and the other end of the screw rod and the other end of the sliding rod respectively penetrate through the plugging ring to stretch into the handle and extend to a position close to the first end cover.

In a preferred embodiment of the present invention, the door handle further includes a power supply box, a main power supply and a controller are disposed in the power supply box, an induction device is disposed on the power supply box or the handle, a detection signal output end of the induction device is connected to a detection signal receiving end of the controller, a control signal output end of the controller is connected to a control end of the motor, and the main power supply is respectively connected to the controller and a power supply end of the motor.

In a preferred embodiment of the present invention, the sensing device is a human body sensor disposed on a sidewall of the power box, or a touch switch disposed on the handle and capable of sensing the movement of the handle.

In a preferred embodiment of the utility model, the power supply box comprises a bottom support, a top cover and a back plate, the bottom of the back plate is connected with the top of the bottom support, the main power supply and the controller are both fixed on the back plate, and the bottom of the top cover is connected with the bottom support so as to cover the back plate, the main power supply and the controller in the top cover;

the top of the bottom support is provided with a supporting seat connected with a door lock, and the handle is connected with the supporting seat through the motor box.

In a preferred embodiment of the present invention, a buckle is disposed on the top of the top cover, and the top of the back plate and the top cover are detachably connected through the buckle.

In a preferred embodiment of the present invention, a display screen and a signal lamp are disposed on a side wall of the top cover.

In a preferred embodiment of the present invention, the sterilizing ring includes a sterilizing ring main body and a lamp cover, both the sterilizing ring main body and the lamp cover are of an annular structure, the sterilizing ring main body is provided with a plurality of hollowed-out portions along a circumferential direction thereof, the second magnetic block is disposed on the sterilizing ring main body, the lamp cover is disposed on an outer side of the sterilizing ring main body, each of the ultraviolet sterilizing lamps is disposed on an inner wall of the lamp cover along the circumferential direction of the lamp cover, and an ultraviolet ray emitted by each of the ultraviolet sterilizing lamps passes through the hollowed-out portion at a corresponding position on the sterilizing ring main body and irradiates a surface of the handle.

In a preferred embodiment of the present invention, the sterilization ring main body is provided with a plurality of pulleys capable of rolling along an axial direction of the handle, each of the pulleys is distributed along a circumferential direction of the sterilization ring main body, and each of the pulleys is in contact with an outer wall of the handle.

In a preferred embodiment of the present invention, a micro power supply is disposed on the sterilization ring main body, a conductive elastic sheet is disposed on an outer wall of the sterilization ring main body on a side close to the motor, one end of the conductive elastic sheet is a fixed end connected to the sterilization ring main body, the fixed end is connected to the micro power supply, the other end of the conductive elastic sheet is a movable end, and the movable end is connected to a power supply end of each ultraviolet sterilization lamp.

In a preferred embodiment of the present invention, a power detection chip is disposed inside the motor box, the power detection chip is connected to the controller, a control signal output end of the main controller is connected to a control end of the main power supply, and a power supply end of the main power supply is connected to the micro power supply; when the sterilization ring slides to a position close to the motor box, the motor box extrudes the movable end of the conductive elastic sheet to enable the movable end of the conductive elastic sheet to be separated from the power end of the ultraviolet germicidal lamp, and the movable end of the conductive elastic sheet is connected with the power detection sheet.

From the above, the automatic sterilization door handle of the utility model has the characteristics and advantages that: the handle is equipped with the bactericidal ring in the ability slip cover in the outside, be provided with first magnetic path and second magnetic path on the inside of handle and the bactericidal ring respectively, after detecting that there is the user to touch the handle, steerable first magnetic path is along the axial displacement of handle, because there is suction between first magnetic path and the second magnetic path, the removal of first magnetic path can drive the axial slip of second magnetic path and bactericidal ring along the handle, direct each position in the surface of handle is directly shone through a plurality of sterilamp on the bactericidal ring in the slip process of bactericidal ring, thereby reach the effect to the whole germicidal treatment of handle, do not keep the dead angle, and ultraviolet light can not shine the human body, avoid the injury that causes to the human body, good security and bactericidal effect have.

Drawings

The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:

FIG. 1: is a structural schematic diagram of the automatic sterilization door handle of the utility model.

FIG. 2: is one of the structural schematic diagrams of the interior of the handle of the automatic sterilization door handle of the present invention.

FIG. 3: the second schematic structure of the interior of the handle of the automatic sterilization door handle of the present invention.

FIG. 4: an exploded view of the automatically sterilizing door handle of the present invention is shown.

FIG. 5: is a schematic view of the internal structure of the sterilization ring in the automatic sterilization door handle.

FIG. 6: is one of the working states of the automatic sterilizing door handle of the present invention.

FIG. 7: the second schematic view of the working status of the automatic sterilization door handle of the present invention.

The reference numbers in the utility model are:

1. a grip; 101. A first end cap;

2. a bactericidal ring; 3. A motor case;

301. a second end cap; 4. A power supply box;

401. a top cover; 402. A bottom support;

403. a back plate; 5. A display screen;

6. a human body induction sensor; 7. Buckling;

8. a signal lamp; 9. A main power supply;

10. a supporting seat; 11. A motor;

12. a screw rod; 13. A first magnetic block;

1301. a threaded hole; 1302. A limiting hole;

14. a slide bar; 15. An ultraviolet germicidal lamp;

16. a sterilizing ring main body; 17. A second magnetic block;

18. a conductive spring plate; 19. A micro power supply;

20. a plugging ring; 21. A magnetic attraction sheet;

22. a power supply detection sheet; 23. Mounting a sheet;

24. a pulley; 25. And a lampshade.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

As shown in fig. 1 to 7, the present invention provides an automatic sterilization door handle, which includes a handle 1 and a sterilization ring 2, wherein the handle 1 is used for opening and closing a door body, the sterilization ring 2 is used for performing sterilization treatment on the surface of the handle 1, the sterilization ring 2 is of a circular structure, the sterilization ring 2 can be slidably sleeved outside the handle 1 along the axial direction of the handle 1, a plurality of ultraviolet sterilization lamps 15 are arranged on the inner wall of the sterilization ring 2 along the circumferential direction thereof, and the surface of the handle 1 can be directly irradiated by each ultraviolet sterilization lamp 15, so as to achieve the sterilization effect; a first magnetic block 13 capable of moving along the axial direction of the handle 1 is arranged in the handle 1, and a second magnetic block 17 capable of generating suction with the first magnetic block 13 is arranged on the sterilization ring 2, so that the sterilization ring 2 is driven by the first magnetic block 13 to slide along the axial direction of the handle 1.

According to the utility model, the sterilization ring 2 is slidably sleeved on the outer side of the handle 1, the first magnetic block 13 and the second magnetic block 17 are respectively arranged in the handle 1 and on the sterilization ring 2, after a user touches the handle 1, the first magnetic block 13 can be controlled to move along the axial direction of the handle 1, because the suction force exists between the first magnetic block 13 and the second magnetic block 17, the movement of the first magnetic block 13 can drive the second magnetic block 17 and the sterilization ring 2 to slide along the axial direction of the handle 1, and each part on the surface of the handle 1 is directly irradiated by the ultraviolet sterilization lamps 15 on the sterilization ring 2 in the sliding process of the sterilization ring 2, so that the effect of integral sterilization treatment on the handle 1 is achieved, no dead angle is left, ultraviolet rays cannot irradiate the human body, the damage to the human body is avoided, and the handle has good safety and sterilization effect.

Further, the UV germicidal lamp 15 may be, but is not limited to, a UVC UV germicidal lamp (i.e., the UV light emitted from the UV germicidal lamp has a wavelength of 200nm to 275nm, and the UV light in this wavelength band is also called short wave germicidal UV).

In an alternative embodiment of the present invention, as shown in fig. 2 to 4, the door handle with automatic sterilization function further includes a motor 11, a screw rod 12 and a sliding rod 14, the motor 11 and the screw rod 12 cooperate to control the first magnetic block 13 to slide in the grip 1; the sliding rod 14 is used for guiding the sliding of the first magnetic block 13, and ensuring that the first magnetic block 13 only moves along the axial direction of the grip 1 and does not rotate in the circumferential direction. Wherein: an output shaft of the motor 11 is connected with one end of the screw rod 12, the other end of the screw rod 12 extends into the handle 1 and extends along the axial direction of the handle 1, the sliding rod 14 is located in the handle 1 and is arranged in parallel with the screw rod 12, the first magnetic block 13 is respectively provided with a threaded hole 1301 and a limiting hole 1302, an internal thread matched with an external thread on the screw rod 12 is arranged in the threaded hole 1301, the aperture of the limiting hole 1302 is larger than the diameter of the sliding rod 14, the screw rod 12 is inserted into the threaded hole 1301, the screw rod 12 is connected with the threaded hole 1301 in a matched mode through the external thread and the internal thread, and the sliding rod 14 can be slidably inserted into the limiting hole 1302. The first magnetic block 13 is driven to move back and forth on the screw rod 12 by the forward and reverse directions of the motor 11, so that the aim of controlling the sterilization ring 2 to slide along the axial direction of the handle 1 is fulfilled.

Further, as shown in fig. 1 to 4, the door handle with automatic sterilization function further comprises a motor case 3, a mounting piece 23 is fixedly arranged in the motor case 3, the motor 11 is positioned in the motor case 3 and fixedly connected to the mounting piece 23, and one end of the sliding rod 14 is fixedly connected to the mounting piece 23. The mounting piece 23 provides a mounting position for the motor 11 and the sliding rod 14, and ensures that the motor 11 and the sliding rod 14 are stably mounted.

Specifically, as shown in fig. 1 to 4, the handle 1 and the motor case 3 are both cylindrical structures with two open ends, one open end of the handle 1 is connected with one open end of the motor case 3, and a circular blocking ring 20 is arranged at the connection position of the handle 1 and the motor case 3, so as to block a gap at the connection position of the handle 1 and the motor case 3, the other open end of the handle 1 is provided with a first end cap 101, and the other open end of the motor case 3 is provided with a second end cap 301; one end of the screw rod 12 and one end of the sliding rod 14 are both located in the motor box 3, and the other end of the screw rod 12 and the other end of the sliding rod 14 respectively penetrate through the plugging ring 20 to extend into the interior of the grip 1 and extend to a position close to the first end cap 101. So that the sterilization ring 2 can slide along one end of the grip 1 to the other end, thereby ensuring sterilization of the entire grip 1.

In an alternative embodiment of the present invention, as shown in fig. 1 to 4, the door handle with automatic sterilization further includes a power supply box 4, a main power supply 9 and a controller (an existing controller) are disposed in the power supply box 4, an induction device is disposed on the power supply box 4 or the handle 1, a detection signal output end of the induction device is connected to a detection signal receiving end of the controller, a control signal output end of the controller is connected to a control end of the motor 11, and the main power supply 9 is respectively connected to a power supply end of the controller and a power supply end of the motor 11. As shown in fig. 6, the position of the grip 1 can be detected in real time by the sensing device, when a user holds the grip 1 or the grip 1 rotates, the sensing device detects information and sends a detection signal to the controller, and the controller controls the operating state of the motor 11, so as to sterilize the grip 1.

Further, the sensing device can be a human body sensor (i.e. an infrared sensor) arranged on the side wall of the power supply box 4, when a user holds the grip 1, the human body sensor 6 collects information of the hand of the user, and the controller controls the sterilization ring 2 to move, so that the sterilization of the grip 1 is completed. In addition, the sensing device can be a touch switch arranged on the handle 1, the action of the handle 1 can be sensed through the touch switch, when a user rotates the handle 1 and triggers the touch switch, the touch switch sends a detection signal to the controller, and then the sterilization ring 2 is controlled by the controller to move, so that the sterilization of the handle 1 is completed. Of course, the sensing device may be other detection devices or signal acquisition devices, and it is sufficient to detect whether the grip 1 is touched.

Specifically, as shown in fig. 4, the power supply box 4 includes a bottom support 402, a top cover 401 and a back plate 403, the back plate 403 is located above the bottom support 402, the bottom of the back plate 403 is fixedly connected with the top of the bottom support 402, the main power supply 9 and the controller are both fixed on the back plate 403, the top cover 401 is a box structure with an opening at the bottom, the top cover 401 is disposed above the bottom support 402, and the bottom edge of the top cover 401 is connected with the edge of the bottom support 402, so as to cover the back plate 403, the main power supply 9 and the controller in the top cover 401. The top of collet 402 is provided with the supporting seat 10 of being connected with the lock, and handle 1 passes through motor case 3 to be connected with supporting seat 10, and user's accessible rotates handle 1 and drives supporting seat 10 synchronous rotation, and then drives the lock through supporting seat 10 and accomplishes the switching action.

Further, as shown in fig. 1 to 4, a buckle 7 is arranged at the top of the top cover 401, and the top of the back plate 403 is detachably connected with the top cover 401 through the buckle 7, so that the top cover 401 is conveniently fixed and detached, and electrical components inside the power supply box 4 can be replaced and maintained at any time.

Further, as shown in fig. 1 to 4, a display screen 5 is arranged on a front side wall of the top cover 401, a signal lamp 8 is arranged below the display screen 5, and the display screen 5 and the signal lamp 8 are respectively connected with the controller. Whether the sterilization treatment of the grip 1 is finished or not can be displayed externally through the display screen 5, and the working state of the equipment can be indicated through the signal lamp 8 (for example, when the human body induction sensor 6 detects that the hand of the user is in contact with the grip 1, the signal lamp 8 is turned on in green, and when the human body induction sensor 6 does not detect that the hand of the user is in contact with the grip 1, the signal lamp 8 is not turned on).

In an alternative embodiment of the present invention, as shown in fig. 2 to 5, the sterilization ring 2 includes a sterilization ring main body 16 and a lamp cover 25, both the sterilization ring main body 16 and the lamp cover 25 are of a circular ring structure, a plurality of hollow portions are disposed on the sterilization ring main body 16 along a circumferential direction thereof, the second magnetic block 17 is disposed on the sterilization ring main body 16, the lamp cover 25 is disposed on an outer side of the sterilization ring main body 16, each ultraviolet sterilization lamp 15 is disposed on an inner wall of the lamp cover 25 along the circumferential direction of the lamp cover 25, and ultraviolet light emitted by each ultraviolet sterilization lamp 15 passes through the hollow portion at a corresponding position on the sterilization ring main body 16 and directly irradiates the surface of the grip 1. Through the cooperation of the sterilization ring main body 16 and the lampshade 25, the ultraviolet sterilization lamps 15 can directly perform sterilization treatment on the handle 1, so that a good sterilization effect is ensured, scattered ultraviolet light can be blocked, the ultraviolet light is prevented from irradiating a user, the ultraviolet light is prevented from injuring the human body, and the use safety is ensured.

Further, as shown in fig. 5, a plurality of pulleys 24 capable of rolling in the axial direction of the grip 1 are provided on the sterilization ring main body 16, and the pulleys 24 are uniformly and alternately distributed in the circumferential direction of the sterilization ring main body 16, and each pulley 24 is in contact with the outer wall of the grip 1. Each pulley 24 plays a supporting and guiding role for the sliding of the sterilization ring 2 on the handle 1, and improves the stability of the sterilization ring 2 in the sliding process.

In an alternative embodiment of the present invention, as shown in fig. 2 to 5, a micro power supply 19 is disposed on the sterilization ring main body 16, a conductive elastic piece 18 is disposed on an outer wall of the sterilization ring main body 16 near one side of the motor 11, one end of the conductive elastic piece 18 is a fixed end connected to the sterilization ring main body 16, the fixed end of the conductive elastic piece 18 is connected to the micro power supply 19, the other end of the conductive elastic piece 18 is a movable end, and the movable end of the conductive elastic piece 18 is connected to the power supply end of each uv sterilization lamp 15. During the sterilization process of the grip 1, the micro power supply 19 supplies power to the ultraviolet germicidal lamps 15, thereby ensuring the normal operation of the ultraviolet germicidal lamps 15.

Further, as shown in fig. 2 to 4, a power supply detection sheet 22 is arranged inside the motor box 3, a signal output end of the power supply detection sheet 22 is connected with a signal receiving end of the controller, a control signal output end of the controller is connected with a control end of the main power supply 9, and a power supply end of the main power supply 9 is connected with the micro power supply 19; when the sterilization ring 2 slides to a position close to the motor box 3, the motor box 3 (namely, the plugging ring 20) can extrude the conductive elastic sheet 18 so as to enable the movable end of the conductive elastic sheet 18 to move, so that the movable end of the conductive elastic sheet 18 is separated from the power end of the ultraviolet sterilization lamp 15, and the ultraviolet sterilization lamp 15 stops sterilization; at this time, the movable end of the conductive elastic sheet 18 moves to the position connected with the power detection sheet 22, the controller detects the remaining electric quantity in the micro power supply 19 through the power detection sheet 22, and controls the main power supply 9 to charge the micro power supply according to the electric quantity of the micro power supply 19, so as to confirm that the electric quantity of the micro power supply 19 is sufficient.

In another optional embodiment of the present invention, the fixed end of the conductive elastic piece 18 is connected to the micro power supply 19, a ganged switch (i.e. the ganged switch is composed of a first switch and a second switch) may be further disposed on the sterilization ring main body 16, the movable end of the conductive elastic piece 18 is connected to the power supply end of each uv sterilization lamp 15 through the first switch, the movable end of the conductive elastic piece 18 is connected to the power supply detection piece 22 through the second switch, and the control end of the first switch and the control end of the second switch are respectively connected to the control signal output end of the controller. In the process of sterilizing the handle 1, the controller controls the first switch to be closed and the second switch to be opened simultaneously, and the micro power supply 19 can supply power to each ultraviolet germicidal lamp 15 through the first switch and the conductive elastic sheet 18, so that the normal work of each ultraviolet germicidal lamp 15 is ensured; when the sterilization ring 2 slides to a position close to the motor box 3, the controller controls the first switch to be disconnected, the second switch is closed at the same time, the ultraviolet sterilization lamp 15 stops sterilization, at the moment, the micro power supply 19 is connected with the controller and the main power supply 9 through the second switch, the conductive elastic sheet 18 and the power supply detection sheet 22, the controller detects the residual electric quantity in the micro power supply 19 through the power supply detection sheet 22, the main power supply 9 is controlled to be charged according to the electric quantity of the micro power supply 19, and the electric quantity of the micro power supply 19 is confirmed to be sufficient.

In an alternative embodiment of the present invention, as shown in fig. 2 to 4, a magnetic attraction sheet 21 is disposed inside the motor case 3 and at a position axially opposite to the second magnetic block 17, when the grip 1 is not required to be sterilized, the motor 11 is controlled to slide the sterilization ring 2 to a position close to the motor case 3, and at this time, the second magnetic block 17 and the magnetic attraction sheet 21 attract each other to position the sterilization ring 2, so as to prevent the sterilization ring 2 from sliding freely on the grip 1.

The working process of the utility model is as follows: as shown in fig. 6 and 7, whether the position of the grip 1 is touched or not is detected in real time through the sensing device, when it is detected that a hand of a user touches the grip 1 or the grip 1 rotates, the sensing device sends a detection signal to the controller, the controller controls the motor 11 to start, and the motor 11 drives the screw rod 12 to rotate, so that the first magnetic block 13 is driven to move along the axial direction of the screw rod 12; because there is magnetic attraction between first magnetic path 13 and the second magnetic path 17, sterilization ring 2 and first magnetic path 13 synchronous motion, the active end of electrically conductive shell fragment 18 is connected with the power end of sterilamp 15 this moment, and each sterilamp 15 can normally work to the realization is to the sterilization on handle 1 surface. After the handle 1 is sterilized, the motor 11 is controlled to rotate reversely by the control panel, and the sterilizing ring 2 and the first magnetic block 13 synchronously slide towards the direction close to the motor box 3; when the sterilization ring 2 contacts the motor box 3, the ultraviolet sterilization lamps 15 stop sterilizing the handle 1, and the controller detects the stored electric quantity in the main power supply 9 at the moment and confirms whether the main power supply 9 needs to be charged or not. If the user touches the grip 1 again, the sterilization process is repeated.

The automatic sterilization door handle has the characteristics and advantages that:

in the automatic sterilization door handle, the sterilization ring 2 can move along the axial direction of the handle 1, and the ultraviolet sterilization lamps 15 on the sterilization ring 2 directly irradiate all parts on the surface of the handle 1, so that the whole sterilization treatment effect on the handle 1 is achieved, no dead angle is left, the lampshade 25 separates the ultraviolet light, the ultraviolet light is prevented from directly irradiating the human body, the injury to the human body is avoided, and the automatic sterilization door handle has good safety and sterilization effect.

Two, this door handle disinfects automatically, accessible induction system carries out real-time detection to whether have user's touch handle 1, can control motor 11 to start at the very first time to drive sterilization ring 2 accomplishes the bacterial treatment to handle 1 fast, need not the manual work and controls, convenient and fast, and the cost of labor is effectively practiced thrift to the reaction rapidly, is suitable for using widely.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the utility model should fall within the protection scope of the utility model.

Claims

1. An automatic sterilization door handle is characterized by comprising a handle and a sterilization ring, wherein the handle is used for opening and closing a door body, the sterilization ring is used for sterilizing the surface of the handle, the sterilization ring is of an annular structure which is slidably sleeved on the outer side of the handle, and a plurality of ultraviolet sterilization lamps capable of directly irradiating the surface of the handle are arranged on the inner wall of the sterilization ring along the circumferential direction of the sterilization ring;

2. The door handle according to claim 1, further comprising a motor, wherein an output shaft of the motor is connected to one end of a screw rod, the other end of the screw rod extends into the handle and extends along an axial direction of the handle, a slide rod parallel to the screw rod is further disposed in the handle, the first magnetic block is respectively provided with a threaded hole and a limiting hole, the screw rod is inserted into the threaded hole, the screw rod is in threaded connection with the threaded hole, and the slide rod is slidably inserted into the limiting hole.

3. The door handle of claim 2, further comprising a motor housing, wherein a mounting plate is disposed in the motor housing, the motor is disposed in the motor housing and connected to the mounting plate, and the slide bar is connected to the mounting plate.

4. The automatic sterilization door handle according to claim 3, wherein the handle and the motor case are both of a cylindrical structure with two open ends, one open end of the handle is connected with one open end of the motor case and is provided with a blocking ring at the connecting position, and the other open end of the handle and the other open end of the motor case are respectively provided with a first end cover and a second end cover;

5. The door handle of claim 3, further comprising a power box, wherein a main power source and a controller are disposed in the power box, a sensing device is disposed on the power box or the handle, a detection signal output terminal of the sensing device is connected to a detection signal receiving terminal of the controller, a control signal output terminal of the controller is connected to a control terminal of the motor, and the main power source is connected to the controller and a power source terminal of the motor, respectively.

6. The door handle with automatic sterilization function as claimed in claim 5, wherein the sensing device is a human body sensor disposed on a sidewall of the power box or a touch switch disposed on the handle and sensing the operation of the handle.

7. The automatic sterilizing door handle as claimed in claim 5, wherein said power pack includes a bottom bracket, a top cover and a back plate, the bottom of said back plate being connected to the top of said bottom bracket, said main power source and said controller being fixed to said back plate, the bottom of said top cover being connected to said bottom bracket for housing said back plate, said main power source and said controller within said top cover;

8. The automatically sterilizing door handle according to claim 7, wherein the top of the top cover is provided with a snap, and the top of the back plate and the top cover are detachably connected by the snap.

9. The automatically sterilizing door handle according to claim 7, wherein a display screen and a signal lamp are provided on a side wall of the top cover.

10. The automatic sterilization door handle according to claim 5, wherein the sterilization ring comprises a sterilization ring main body and a lamp cover, the sterilization ring main body and the lamp cover are both of a ring structure, the sterilization ring main body is provided with a plurality of hollow parts along a circumferential direction thereof, the second magnetic block is arranged on the sterilization ring main body, the lamp cover is arranged on an outer side of the sterilization ring main body, each UV sterilization lamp is arranged on an inner wall of the lamp cover along the circumferential direction of the lamp cover, and UV light emitted by each UV sterilization lamp passes through the hollow part at a corresponding position on the sterilization ring main body and irradiates the surface of the handle.

11. The automatic sterilizing door handle as claimed in claim 10, wherein the sterilizing ring body is provided with a plurality of pulleys capable of rolling along the axial direction of the grip, the pulleys are distributed along the circumferential direction of the sterilizing ring body, and the pulleys are respectively in contact with the outer wall of the grip.

12. The door handle of claim 10, wherein the sterilizing ring body is provided with a micro power supply, the sterilizing ring body is provided with a conductive elastic piece on the outer wall of the side close to the motor, one end of the conductive elastic piece is a fixed end connected to the sterilizing ring body, the fixed end is connected to the micro power supply, the other end of the conductive elastic piece is a movable end, and the movable end is connected to the power supply end of each of the ultraviolet germicidal lamps.

13. The door handle with automatic sterilization function as claimed in claim 12, wherein a power detection piece is arranged inside the motor box, the power detection piece is connected with the controller, a control signal output end of the controller is connected with a control end of the main power supply, and a power supply end of the main power supply is connected with the micro power supply; when the sterilization ring slides to a position close to the motor box, the motor box extrudes the movable end of the conductive elastic sheet to enable the movable end of the conductive elastic sheet to be separated from the power end of the ultraviolet germicidal lamp, and the movable end of the conductive elastic sheet is connected with the power detection sheet.