CN115711066B - Safety door handle - Google Patents
Safety door handle Download PDFInfo
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- CN115711066B CN115711066B CN202211381570.0A CN202211381570A CN115711066B CN 115711066 B CN115711066 B CN 115711066B CN 202211381570 A CN202211381570 A CN 202211381570A CN 115711066 B CN115711066 B CN 115711066B
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- door handle
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- rod
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Abstract
The invention discloses a safe door handle, comprising: the door handle comprises a door handle base arranged on a door and a door handle main body rotatably arranged on the door handle base, wherein the door handle main body comprises a head part and a handle part, the back surface of the head part and the back surface of the handle part are flush and connected to form a contact surface, a containing groove matched with the head part and the handle part is formed in the shell, and the head part and the handle part extend into the containing groove; a locking structure is arranged between the handle and the door handle base and is used for locking the handle. According to the invention, the locking structure is arranged between the handle part and the door handle base and is used for locking the handle part, so that the defect that the existing safety door handle cannot prevent the risk of suicide of a patient is overcome.
Description
Technical Field
The invention relates to the field of safety door handles, in particular to a safety door handle.
Background
At present, the existing rehabilitation center is a medical institution for providing treatment, training and service for people with serious disabilities in labor, life and study caused by physiological or psychological defects.
Most patients in rehabilitation centers are psychotic or severely depressed, which results in sites where they live or train must be very safe, severely prohibiting the presence of dangerous goods in the living or training sites to prevent suicide for such patients.
The existing door handles of the rehabilitation centers are all existing common door handles, a gap is reserved between the handle part of the door handle and the door, so that a rope can be threaded through the gap, and finally the rope is hung on the door handle to be hung and suicide, and the event is already happened for many times, so that importance must be attached, and the risk that the suicide of a patient cannot be prevented exists.
Disclosure of Invention
The invention aims at the problems, and provides a safety door handle which solves the defect that the conventional safety door handle cannot prevent the risk of suicide of a patient.
The technical scheme adopted by the invention is as follows:
a safety door handle comprising: the door handle comprises a door handle base arranged on a door and a door handle main body rotatably arranged on the door handle base, wherein the door handle main body comprises a head part and a handle part, the back surface of the head part and the back surface of the handle part are flush and connected to form a contact surface, the door handle base is provided with a containing groove matched with the head part and the handle part, and the head part and the handle part extend into the containing groove; a locking structure is arranged between the handle and the door handle base and is used for locking the handle.
According to the invention, the locking structure is arranged between the handle part and the door handle base and is used for locking the handle part, so that the defect that the existing safety door handle cannot prevent the risk of suicide of a patient is overcome.
Optionally, a sound cavity is arranged in the handle part, and a sound emitting opening is arranged on one side, close to the head part, in the sound cavity.
Optionally, the locking structure comprises an air guide rod, and one end of the air guide rod extends into the handle.
Optionally, the handle is close to one side of sound cavity and is equipped with movable chamber, the activity intracavity is equipped with pneumatic shell, pneumatic shell passes through intake pipe intercommunication air guide pole, the inside pivot that is equipped with of pneumatic shell, be equipped with rotor blade in the pivot, one side that keeps away from the air guide pole on the pneumatic shell is equipped with the outlet duct.
Optionally, pivot one end stretches into pneumatic shell, be equipped with the carousel in the pivot, be equipped with rotatable connecting rod on the carousel, movable intracavity is equipped with and rotates the seat, be equipped with rotatable lift-up board on the seat that rotates, the one end of lift-up board is rotatably connected to the connecting rod, the one end that the lift-up board kept away from the connecting rod is connected first spring, first spring end is equipped with the ball of striking that is used for striking the cavity lateral wall of ringing.
Optionally, a mounting groove is arranged on the pressing surface of the handle, a movable plate is arranged on the surface of the mounting groove, a V-shaped surface is arranged at the bottom of the movable plate, a fixed ball is arranged at the center of the V-shaped surface, an elastic piece is further arranged on one side of the movable plate, the bottom of the fixed ball is connected with a movable rod, one end of the movable rod stretches into an air guide rod, a first piston is arranged at the tail end of the movable rod, a fixing plate is arranged in the air guide rod, a through hole for allowing the movable rod to pass through is formed in the fixing plate, and the first piston is positioned on one side far away from the fixed ball; the first piston is provided with a first vent hole, the fixing piece is provided with a second vent hole, and the first vent hole and the second vent hole are staggered.
Optionally, the air guide rod is equipped with the compression section of thick bamboo far away from stalk portion one end, the air guide rod stretches into in the compression section of thick bamboo, be equipped with the extrusion piece on the terminal outside periphery of air guide rod.
Optionally, be equipped with the tight face of facing on the door handle base, be equipped with the piston piece on the tight face of facing, the reverse side of the tight face of door handle base is equipped with movable section of thick bamboo, be equipped with the second spring between movable section of thick bamboo and the door handle base, be equipped with the sloping block on the piston piece, sloping block one side is equipped with the piston rod, piston rod one end inserts the compression section of thick bamboo, the piston rod end is equipped with the second piston, be equipped with the third spring between the inside wall of compression section of thick bamboo and the second piston, the terminal conflict of piston rod is at the sloping block.
Optionally, the outside of the compression cylinder is provided with an air storage tank, the outside of the air storage tank is also provided with an air pump, and the air pump is used for pressurizing and inflating in the air storage tank.
Optionally, holding tank one side is equipped with tuning fork spare, tuning fork spare includes a pair of lateral plate, the lateral plate inboard is equipped with electrically conductive hemisphere, and one of them electrically conductive hemisphere one end passes through the one pole of wire connection power, and another one of the electrically conductive hemisphere one end passes through the other pole of wire connection power and is equipped with the ampere meter between this electrically conductive hemisphere and the other pole of power, the external control unit of ampere meter, the external alarm of control unit.
Advantageous effects
1. According to the invention, the locking structure is arranged between the handle part and the door handle base and is used for locking the handle part, so that the defect that the existing safety door handle cannot prevent the risk of suicide of a patient is overcome.
2. When a patient uses the air pump in the air storage tank for pressurizing and inflating, when only an index finger buckles the movable piece, the movable piece moves inwards to drive the fixed ball to squeeze the movable rod at the center of the V-shaped surface, so as to push the first piston to move inwards and separate from the fixed piece, a gap exists between the first through hole and the second through hole, so that air flow can smoothly flow into the pneumatic shell through the gap between the first piston and the fixed piece via the air guide rod, further the movable blade in the pneumatic shell is pushed to rotate, the rotating shaft and the turntable are driven to rotate, the knocking ball at the tail end of the first spring is driven to knock the side wall of the sounding cavity by the connecting rod and the lifting plate, at the moment, an alarm sound is sent to the patient, meanwhile, the sound wave is transmitted to the tuning fork piece to vibrate, a pair of side plates on the tuning fork piece shake, a pair of conductive hemispheres are driven to contact each other, the ammeter is conductive, an electric signal is generated, and the electric signal is transmitted to the control unit, and the control unit is transmitted to an alarm arranged at the doctor to remind the doctor that the condition of abnormal use of the safe door handle (wherein the rope is hung on the door handle for self-killing); meanwhile, when the index finger is pointed out to be used, the resistance of the index finger for buckling the movable piece can be increased due to the fact that the air pressure in the compression cylinder at the outer side of the second piston is large, and the error use of a patient is reduced.
Only when the patient uses, only index finger detains the movable plate, and the palm squeezes and compresses tightly the piston piece on the wainscot for the tilting block inwards moves, drives the piston rod and inserts in the compression section of thick bamboo, makes connecting pipe and compression section of thick bamboo interface be located between second piston and the compression section of thick bamboo after promoting the second piston motion, and the gaseous cavity that gets into between second piston and the compression section of thick bamboo in the gas holder this moment, but in the pneumatic shell is flowed into to the air guide pole, and the rotor blade can not rotate in the pneumatic shell this moment, can not send alarm sound to patient and doctor.
Drawings
Fig. 1 is a front structural view of a door handle according to embodiment 1 of the present invention;
fig. 2 is a door handle main body structure diagram of a safety door handle of embodiment 1 of the present invention;
fig. 3 is a partial enlarged view of a portion a of fig. 2 of a door handle of embodiment 1 of the present invention;
FIG. 4 is a pneumatic shell construction view of a safety door handle of embodiment 1 of the present invention;
FIG. 5 is a circuit configuration diagram of a tuning fork member of a safety door handle of embodiment 1 of the present invention;
fig. 6 is a flowchart of a safety door handle control unit of embodiment 1 of the present invention.
The reference numerals in the drawings are as follows:
1. the door handle base, 2, the door handle body, 3, the head, 4, the handle, 5, the accommodation groove, 6, the locking structure, 7, the sound cavity, 8, the sound opening, 9, the air guide rod, 10, the movable cavity, 11, the pneumatic housing, 12, the air intake pipe, 13, the rotating shaft, 14, the rotating blade, 15, the air outlet pipe, 16, the turntable, 17, the connecting rod, 18, the rotating seat, 19, the kickboard, 20, the first spring, 21, the striking ball, 22, the mounting groove, 23, the movable piece, 24, the V-shaped surface, 25, the fixed ball, 26, the elastic piece, 27, the movable rod, 28, the first piston, 29, the fixed piece, 30, the perforation, 31, the first vent hole, 32, the second vent hole, 33, the compression cylinder, 34, the pressing piece, 35, the close contact surface, 36, the piston block, 37, the movable cylinder, 38, the second spring, 39, the tilting block, 42, the second piston, 43, the third spring, 44, the air tank, 45, the air pump, 46, the tuning fork piece, 48, the electric hemisphere, 49, the current meter, 50, the control unit, the connecting tube, 52, the alarm unit, and the connecting tube.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
The technical scheme adopted by the invention is as follows:
as shown in fig. 1, 2, 3, 4, 5 and 6, the present invention discloses a door handle comprising: the door handle comprises a door handle base 1 arranged on a door and a door handle main body 2 rotatably arranged on the door handle base, wherein the door handle main body comprises a head part 3 and a handle part 4, the back surfaces of the head part and the handle part are flush and connected to form a contact surface, the door handle base is provided with a containing groove 5 matched with the head part and the handle part, and the head part and the handle part extend into the containing groove; a locking structure 6 is arranged between the handle and the door handle base, and is used for locking the handle.
The handle is internally provided with a sound cavity 7, and one side, close to the head, of the sound cavity is provided with a sound opening 8. The locking structure comprises an air guide rod 9, and one end of the air guide rod extends into the handle. The handle is close to one side of the sound cavity and is equipped with movable chamber 10, be equipped with pneumatic shell 11 in the movable chamber, pneumatic shell passes through intake pipe 12 intercommunication air guide pole, the pivot 13 is equipped with to pneumatic shell inside, be equipped with rotor blade 14 in the pivot, one side that keeps away from the air guide pole on the pneumatic shell is equipped with outlet duct 15.
One end of the rotating shaft stretches into the pneumatic shell, a rotating disc 16 is arranged on the rotating shaft, a rotatable connecting rod 17 is arranged on the rotating disc, a rotating seat 18 is arranged in the movable cavity, a rotatable lifting plate 19 is arranged on the rotating seat, one end of the lifting plate is rotatably connected with the connecting rod, one end of the lifting plate, far away from the connecting rod, is connected with a first spring 20, and a striking ball 21 for striking the side wall of the sound cavity is arranged at the tail end of the first spring.
The pressing surface of the handle is provided with a mounting groove 22, the surface of the mounting groove is provided with a movable piece 23, the bottom of the movable piece is provided with a V-shaped surface 24, the center of the V-shaped surface is provided with a fixed ball 25, one side of the movable piece is also provided with an elastic piece 26, the bottom of the fixed ball is connected with a movable rod 27, one end of the movable rod stretches into an air guide rod, the tail end of the movable rod is provided with a first piston 28, the air guide rod is internally provided with a fixing piece 29, the fixing piece is provided with a perforation 30 which is convenient for the movable rod to pass through, and the first piston is positioned at one side far away from the fixed ball; the first piston is provided with a first vent hole 31, the fixing piece is provided with a second vent hole 32, and the first vent hole and the second vent hole are staggered.
The air guide rod is provided with a compression cylinder 33 at one end far away from the handle part, the air guide rod stretches into the compression cylinder, and the periphery of the outer side of the tail end of the air guide rod is provided with a squeezing sheet 34.
The door handle is characterized in that an abutting surface 35 is arranged on the door handle base, a piston block 36 is arranged on the abutting surface, a movable cylinder 37 is arranged on the reverse side of the abutting surface of the door handle base, a second spring 38 is arranged between the movable cylinder and the door handle base, an inclined block 39 is arranged on the piston block, a piston rod is arranged on one side of the inclined block, one end of the piston rod is inserted into the compression cylinder, a second piston 42 is arranged at the tail end of the piston rod, a third spring 43 is arranged between the inner side wall of the compression cylinder and the second piston, and the tail end of the piston rod is abutted against the inclined block. The outside of the compression cylinder is provided with an air storage tank 44, the outside of the air storage tank is also provided with an air pump 45, and the air pump is used for pressurizing and inflating the air storage tank. The air tank is connected to the middle of the compression cylinder by a connecting pipe 52.
The tuning fork piece 46 is arranged on one side of the accommodating groove, the tuning fork piece comprises a pair of side pieces, the inner side of each side piece is provided with a conductive hemisphere 48, one end of one conductive hemisphere is connected with one pole of a power supply through a wire, one end of the other conductive hemisphere is connected with the other pole of the power supply through a wire, a ammeter 49 is arranged between the conductive hemisphere and the other pole of the power supply, the ammeter is externally connected with a control unit 50, and the control unit is externally connected with an alarm 51.
The control unit of the present invention may employ a computer system or a PLC (programmable logic controller).
When a patient uses the air pump, when only an index finger buckles the movable piece, the movable piece moves inwards to drive the fixed ball to extrude the movable rod to push the first piston to move inwards and separate from the fixed piece, a gap exists between the first through hole and the second through hole, so that air flow can smoothly flow into the pneumatic shell through the gap between the first piston and the fixed piece via the air guide rod, the movable blade in the pneumatic shell is pushed to rotate to drive the rotating shaft and the rotating disc to rotate, the knocking ball at the tail end of the first spring is driven to knock the side wall of the sounding cavity by the connecting rod and the lifting plate, at the moment, an alarm sound is sent to the patient, meanwhile, the sound wave is transmitted to the tuning fork piece to vibrate, a pair of side pieces on the tuning fork piece shake to drive a pair of conductive hemispheres to conduct electricity in the ammeter, an electric signal is generated, and is transmitted to the control unit to the alarm arranged at the doctor to remind the doctor of abnormal use of the safe door handle (wherein the rope is hung on the door handle to perform suicide); meanwhile, when the index finger is used, the pressure in the compression cylinder at the outer side of the second piston is larger, so that the resistance of the index finger to the movable sheet is increased (the resistance is mainly generated by the extrusion sheet), and the incorrect use of patients is reduced.
Only when the patient uses, only index finger detains the movable plate, and the palm squeezes and compresses tightly the piston piece on the wainscot for the tilting block inwards moves, drives the piston rod and inserts in the compression section of thick bamboo, makes connecting pipe and compression section of thick bamboo interface be located between second piston and the compression section of thick bamboo after promoting the second piston motion, and the gaseous cavity that gets into between second piston and the compression section of thick bamboo in the gas holder this moment, but in the pneumatic shell is flowed into to the air guide pole, and the rotor blade can not rotate in the pneumatic shell this moment, can not send alarm sound to patient and doctor.
Example 2
The invention also discloses a safe door handle, which comprises: the door handle comprises a door handle base arranged on a door and a door handle main body rotatably arranged on the door handle base, wherein the door handle main body comprises a head part and a handle part, the back surface of the head part and the back surface of the handle part are flush and connected to form a contact surface, a containing groove matched with the head part and the handle part is formed in the shell, and the head part and the handle part extend into the containing groove; a locking structure is arranged between the handle and the door handle base and is used for locking the handle.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover all equivalent structures as modifications within the scope of the invention, either directly or indirectly, as may be contemplated by the present invention.
Claims (1)
1. A door handle, comprising: the door handle comprises a door handle base arranged on a door and a door handle main body rotatably arranged on the door handle base, wherein the door handle main body comprises a head part and a handle part, the back surface of the head part and the back surface of the handle part are flush and connected to form a contact surface, the door handle base is provided with a containing groove matched with the head part and the handle part, and the head part and the handle part extend into the containing groove; a locking structure is arranged between the handle and the door handle base and is used for locking the handle; a sound cavity is arranged in the handle part, and a sound opening is arranged on one side, close to the head part, in the sound cavity; the locking structure comprises an air guide rod, and one end of the air guide rod extends into the handle; the handle is provided with a movable cavity at one side close to the sound cavity, a pneumatic shell is arranged in the movable cavity and communicated with the air guide rod through an air inlet pipe, a rotating shaft is arranged in the pneumatic shell, a rotating blade is arranged on the rotating shaft, and an air outlet pipe is arranged at one side, far away from the air guide rod, of the pneumatic shell; one end of the rotating shaft extends into the pneumatic shell, a rotating disc is arranged on the rotating shaft, a rotatable connecting rod is arranged on the rotating disc, a rotating seat is arranged in the movable cavity, a rotatable lifting plate is arranged on the rotating seat, one end of the connecting rod is rotatably connected with the lifting plate, one end of the lifting plate, which is far away from the connecting rod, is connected with a first spring, and a knocking ball for knocking the side wall of the sound cavity is arranged at the tail end of the first spring; the handle is characterized in that a mounting groove is formed in the pressing surface of the handle, a movable piece is arranged on the surface of the mounting groove, a V-shaped surface is arranged at the bottom of the movable piece, a fixed ball is arranged at the center of the V-shaped surface, an elastic piece is further arranged on one side of the movable piece, the bottom of the fixed ball is connected with a movable rod, one end of the movable rod stretches into an air guide rod, a first piston is arranged at the tail end of the movable rod, a fixing piece is arranged in the air guide rod, a through hole for allowing the movable rod to pass through is formed in the fixing piece, and the first piston is located on one side far away from the fixed ball; the first piston is provided with a first vent hole, the fixing piece is provided with a second vent hole, and the first vent hole and the second vent hole are staggered; the end, far away from the handle, of the air guide rod is provided with a compression cylinder, the air guide rod extends into the compression cylinder, and the periphery of the outer side of the tail end of the air guide rod is provided with a squeezing sheet; the door handle base is provided with a close-fitting surface, a piston block is arranged on the close-fitting surface, a movable cylinder is arranged on the reverse side of the close-fitting surface of the door handle base, a second spring is arranged between the movable cylinder and the door handle base, an inclined block is arranged on the piston block, a piston rod is arranged on one side of the inclined block, one end of the piston rod is inserted into a compression cylinder, a second piston is arranged at the tail end of the piston rod, a third spring is arranged between the inner side wall of the compression cylinder and the second piston, and the tail end of the piston rod is abutted against the inclined block; the outer side of the compression cylinder is provided with an air storage tank, the outer side of the air storage tank is also provided with an air pump, and the air pump is used for pressurizing and inflating the air storage tank; the tuning fork piece is arranged on one side of the accommodating groove, the tuning fork piece comprises a pair of side pieces, the inner side of each side piece is provided with a conductive hemisphere, one end of one conductive hemisphere is connected with one pole of a power supply through a wire, one end of the other conductive hemisphere is connected with the other pole of the power supply through a wire, a ammeter is arranged between the conductive hemisphere and the other pole of the power supply, the ammeter is externally connected with a control unit, and the control unit is externally connected with an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211381570.0A CN115711066B (en) | 2022-11-05 | 2022-11-05 | Safety door handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211381570.0A CN115711066B (en) | 2022-11-05 | 2022-11-05 | Safety door handle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115711066A CN115711066A (en) | 2023-02-24 |
| CN115711066B true CN115711066B (en) | 2023-10-20 |
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ID=85232376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211381570.0A Active CN115711066B (en) | 2022-11-05 | 2022-11-05 | Safety door handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115711066B (en) |
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| CN214403313U (en) * | 2020-12-24 | 2021-10-15 | 无锡市华腾消防器材有限公司 | Prevent fire door convenient to flee |
| CN214943287U (en) * | 2021-04-07 | 2021-11-30 | 台山平安五金制品有限公司 | Novel waterproof construction national treasury door |
| CN215485240U (en) * | 2021-08-27 | 2022-01-11 | 杭州炘诺科技有限公司 | Door handle with voice reminding function |
| CN215859494U (en) * | 2021-09-29 | 2022-02-18 | 卢俊东 | Door handle stop |
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| CN115711066A (en) | 2023-02-24 |
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