CN218547676U

CN218547676U - Bed head lifting angle reminding device

Info

Publication number: CN218547676U
Application number: CN202222731717.6U
Authority: CN
Inventors: 银双凤; 甘杨群; 韦春柳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-02-28
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a bedside elevation angle reminding device, which comprises a panel and an indicating needle, wherein the front surface of the panel is provided with an angle display area with an angle range of 0-90 degrees, one end of the indicating needle is rotatably arranged at the circle center of the panel, and the front surface of the panel is also provided with an arc resistance card concentric with the angle display area; the indicating needle is made of conductive metal, a bulge facing the panel is arranged on the back of the other end of the indicating needle, and the bulge is in contact with the upper edge of the arc-shaped resistance card; the back of the panel is provided with a shell, a controller, an analog-to-digital (A/D) converter, a buzzer and a power supply are arranged in the shell, one end of the arc-shaped resistance sheet is connected with the positive electrode of the power supply, the other end of the arc-shaped resistance sheet is grounded, and the rotating end of the indicating needle is electrically connected with the A/D converter through a wire. This angle reminding device is raised to suitable angle at the head of a bed, can report to the police and remind, reduces medical personnel's work load.

Description

Bed head lifting angle reminding device

Technical Field

The utility model relates to a medical auxiliary equipment technical field specifically is an angle reminding device is raised to bedside.

Background

The angle and the height of sick bed backplate are usually adjusted to the sick bed of present clinical use accessible tailstock rocker to adjust patient's position, make things convenient for the patient to carry out relevant medical operation. For some patients with special illness, the lifting angle of the sickbed back plate has certain requirements, for example, for nasal feeding patients, the sickbed head needs to be lifted by 30 degrees, so that the phenomenon that the stomach contents are sucked by mistake due to backflow when the patients cough is avoided, and the digestion of the stomach contents of the patients is facilitated; a patient who is on the machine with the tracheal cannula needs to lift the bed head by 20-30 degrees, so that the insertion of the tracheal cannula is facilitated, and the phenomenon of aspiration caused by backflow of gastric contents is avoided; the head of the incubator is raised by 30 degrees, so that the inhalation pneumonia, intracranial hemorrhage and the like of the newborn can be prevented.

However, most of the existing hospital beds cannot accurately judge the elevation angle when being elevated, and in the elevation process, medical staff or family members need to observe whether the elevation angle is proper or not from the side of the bed, and the elevation angle is judged only by personal experience, so that the rigidness is lacked; and the bedside angular surveying appearance that has used now, it is installed at the bed side and reads angle numerical value through observing the pointer, and whether the inconvenient judgement angle of in-process raising the sick bed reaches suitable state, needs medical personnel to arrive the bed side repeatedly and observe the pointer and can confirm many times, can not remind medical personnel, increases medical personnel's work load.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a bedside elevation angle reminding device, but raise and report to the police when suitable angle and remind, reduce medical personnel's work load.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the bedside elevation angle reminding device comprises a panel and an indicating needle, wherein an angle display area with an angle range of 0-90 degrees is arranged on the front surface of the panel, one end of the indicating needle is rotatably arranged at the circle center of the panel, and an arc-shaped resistor disc concentric with the angle display area is also arranged on the front surface of the panel; the indicating needle is made of conductive metal, a bulge facing the panel is arranged on the back of the other end of the indicating needle, the bulge is in contact with the upper edge of the arc-shaped resistance chip, and the bulge can slide along the arc-shaped resistance chip along with the rotation of the indicating needle and is always in contact with the arc-shaped resistance chip; the back of the panel is provided with a shell, a controller, an analog-to-digital converter (A/D), a buzzer and a power supply are arranged in the shell, one end of the arc-shaped resistor disc is connected with the positive electrode of the power supply, the other end of the arc-shaped resistor disc is grounded, the rotating end of the indicating needle is electrically connected with the A/D through a wire, the A/D is electrically connected with the controller, the controller is electrically connected with the buzzer, and the power supply provides electric energy for the controller, the A/D and the buzzer.

In the above technical scheme:

further, the bedside elevation angle reminding device further comprises a decoder and a display, the decoder is arranged in the shell, the display is arranged outside the shell and is arranged on the edge of the lathe bed, the controller is electrically connected with the decoder and the display, and the decoder is electrically connected with the display.

Further, the decoder is a 74LS138 decoder and the display is an LCD1602 liquid crystal display.

Furthermore, the controller consists of a micro-processing unit, a crystal oscillator unit, a reset circuit unit and a power supply unit, wherein the micro-processing unit adopts an AT89C51 singlechip, and is respectively and electrically connected with the crystal oscillator unit, the reset circuit unit and the power supply unit.

Further, the A/D analog-to-digital converter adopts an ADC0809 analog-to-digital converter.

Further, the angle display area is provided with six areas of 0-15 degrees, 15-30 degrees, 30-45 degrees, 45-60 degrees, 60-75 degrees and 75-90 degrees.

Furthermore, the panel is a sector plate body with an included angle of 90 degrees, and two right-angle edges on the front surface of the panel are provided with limiting convex strips.

Furthermore, the front face of the panel is provided with a protective cover which is made of transparent materials, and the protective cover can cover the angle display area, the arc-shaped resistance card and the indicating needle.

The beneficial effects of the utility model are that:

the utility model discloses a panel openly is provided with the angle display area that the angle scope is 0 ~ 90, still is provided with the arc resistance card concentric with the angle display area, and the pointer is conductive metal, is provided with the arch of border contact on the arc resistance card on the pointer, and the panel is installed in head of a bed one side, and the panel follows the head of a bed and moves, and the angle numerical value that the pointer lower extreme points to is the head of a bed raising angle, and the arch of pointer can be followed the slide of border on the arc resistance card, and contact with the arc resistance card all the time; the panel back is equipped with the casing, be provided with the controller in the casing, AD adc, bee calling organ and power, the one end and the power positive pole of arc resistance card are connected, the other end ground connection, the variable resistor is constituteed with arc resistance card to the pilot pin, when the angle change is raised to the head of a bed, protruding contact position changes and makes the resistance change, the voltage change at both ends, AD adc is used for turning into digital signal with voltage signal, the controller presets corresponding procedure and can handle the conversion and draw angle data and contrast angle data, after angle data reaches predetermined angle, the controller starts bee calling organ and reports to the police, remind medical personnel's head of a bed to raise suitable angle, high durability and convenient use, save medical personnel or family members and observe the step to the sick bed limit specially, and the work load is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 is the utility model discloses the use state diagram of angle is raised to the measurement head of a bed.

Fig. 3 is a schematic structural diagram of the pointer of the present invention.

Fig. 4 is a schematic circuit diagram of the controller according to the present invention.

The reference numbers in the figures are: 1. a panel; 11. an angle display area; 12. arc-shaped resistance cards; 13. limiting convex strips; 2. an indicator needle; 21. a protrusion; 3. a housing; 4. a controller; 41. a micro-processing unit; 42. a crystal oscillation unit; 43. a reset circuit unit; 5. an A/D analog-to-digital converter; 6. a buzzer; 7. a decoder; 8. a display.

Detailed Description

The present invention will be described with reference to the accompanying drawings, wherein the specific embodiments are described herein for illustrative and explanatory purposes only and are not limiting.

As shown in fig. 1 to 4, the bedside elevation angle reminding device of the present embodiment includes a panel 1 and an indicator 2.

The front surface of the panel 1 is provided with an angle display area 11 with an angle range of 0-90 degrees, the angle display area 11 is provided with six areas of 0-15 degrees, 15-30 degrees, 30-45 degrees, 45-60 degrees, 60-75 degrees and 75-90 degrees, the panel 1 is a fan-shaped plate body with an included angle of 90 degrees, and a fixed shaft perpendicular to the panel 1 is arranged at the center of the circle of the panel 1. The back of panel 1 is equipped with casing 3, and casing 3 passes through the viscose and can fix in head of a bed one side, and the angle display area 11 of this embodiment is fixed the angle sequencing on head of a bed right side for pasting.

One end of the pointer 2 is annular and is rotationally connected with a fixed shaft at the circle center of the panel 1, and the front surface of the panel 1 is also provided with an arc-shaped resistance card 12 which is concentric with the angle display area 11. Pointer 2 is the conductive metal material, and the other end back of pointer 2 is equipped with the arch 21 towards panel 1, and protruding 21 and arc resistance card 12 are close to the last border contact of the centre of a circle, and panel 1 follows the head of a bed and rotates, and pointer 2 is vertical down all the time because gravity, and protruding 21 slides and contacts with arc resistance card 12 all the time along arc resistance card 12. The positive two right angle edges of panel 1 are equipped with spacing sand grip 13, and spacing sand grip 13 is used for spacing pointer 2.

Specifically, a controller 4, an analog-to-digital converter (A/D) 5, a buzzer 6 and a power supply are arranged in the shell 3, one end of an arc-shaped resistor disc 12 is connected with the positive electrode of the power supply, the other end of the arc-shaped resistor disc is grounded, the rotating end of the indicating needle 2 is electrically connected with the input end of the A/D analog-to-digital converter 5 through a conducting wire, the arc-shaped resistor disc 12 and the indicating needle 2 form a variable resistor, and the resistance value changes along with the change of the contact angle of a bulge 21 of the indicating needle 2 and the arc-shaped resistor disc 12. The variable resistor sends a voltage signal to the A/D analog-to-digital converter 5, the voltage signal changes along with the resistance value, the voltage signal can reflect the resistance value, the A/D analog-to-digital converter 5 adopts an ADC0809 analog-to-digital converter, the A/D analog-to-digital converter 5 converts the voltage signal into a digital signal, and the A/D analog-to-digital converter 5 is electrically connected with the input end of the controller 4. The controller 4 is composed of a micro-processing unit 41, a crystal oscillator unit 42, a reset circuit unit 43 and a power supply unit, wherein the micro-processing unit 41 adopts an AT89C51 single chip microcomputer, and the micro-processing unit 41 is respectively and electrically connected with the crystal oscillator unit 42, the reset circuit unit 43 and the power supply unit. The controller 4 is electrically connected with the buzzer 6, and the power supply provides electric energy for the controller 4, the A/D analog-to-digital converter 5 and the buzzer 6. The micro processing unit 41 is preset with a program and a data range, the micro processing unit 41 processes the angle data according to the digital signals, and when the angle data reaches the data range preset in the micro processing unit 41, the controller 4 starts the buzzer 6 to give an alarm, so that medical staff are reminded that the sickbed is lifted to a proper angle.

For example, the included angle of the bed head preset by the micro processing unit 41 relative to the horizontal plane of the bed body is alpha, alpha is more than or equal to 29 degrees and less than or equal to 31 degrees, when the bed head is lifted, the indication angle of the indication needle 2 changes, the contact position of the bulge 21 and the arc-shaped resistance sheet 12 also changes, and when the included angle of the bed head relative to the horizontal plane of the bed body is A and enters the range of 29 degrees to 31 degrees, the controller 4 controls the buzzer 6 to generate buzzing alarm to remind medical staff. When the included angle A does not reach 29 degrees or exceeds 31 degrees, the controller 4 enables the buzzer 6 to stop giving an alarm, and the elevation angle of the bed head does not reach the requirement at the moment.

Furthermore, the utility model discloses still include decoder 7 and display 8, in casing 3 was located to decoder 7, display 8 located casing 3 outer and install in the tailstock border, controller 4's output and decoder 7 and display 8 electricity are connected, and decoder 7 is connected with display 8 electricity. Decoder 7 adopts 74LS138 decoder, and display 8 is the LED charactron, and decoder 7 drive display 8 shows temperature value, and display 8 installs and is being convenient for medical personnel at the tailstock to observe and raise the angle, further promotes medical personnel and judges the convenience of raising the angle.

Panel 1 openly is equipped with the safety cover, and the safety cover adopts transparent material, and the safety cover can cover angle display area 11, arc resistance card 12 and pointer 2, avoids the mistake to bump pointer 2 and arc resistance card 12 and leads to measuring result to the deviation to appear.

When the bedside table is used, the panel 1 is fixedly adhered to the right side of the bedside, the panel 1 moves along with the bedside, when the bedside table is lifted, the indicating needle 2 always faces downwards vertically due to gravity, and the angle indicated by the indicating needle 2 is the angle of the bedside table; in the lifting process, the bulge 21 of the indicating needle 2 slides along the arc-shaped resistor disc 12, the bulge 21 is always abutted against the upper edge of the arc-shaped resistor disc 12, the indicating needle 2 and the arc-shaped resistor disc 12 form a variable resistor, the resistance value changes along with the contact position of the bulge 21 and the arc-shaped resistor disc 12, a voltage signal is converted into a digital signal through the A/D analog-to-digital converter 5, the controller 4 compares the digital signal, when the angle data reaches a preset angle range, the controller 4 starts the buzzer 6 to alarm to remind medical staff that the sickbed is lifted to a proper angle, and when the angle data does not reach or exceed the preset angle range, the buzzer 6 stops alarming; the output end of the controller 4 is also electrically connected with a display 8, the display 8 can be arranged at the tail of the sickbed, and medical personnel can also directly observe the elevation angle through the display 8.

Claims

1. Angle reminding device is raised to head of a bed, including panel (1) and pointer (2), panel (1) openly is equipped with angle display area (11) that the angle scope is 0 ~ 90, and the centre of a circle department at panel (1) is rotationally installed to the one end of pointer (2), its characterized in that: the front surface of the panel (1) is also provided with an arc-shaped resistance card (12) which is concentric with the angle display area (11); the indicating needle (2) is made of conductive metal, a bulge (21) facing the panel (1) is arranged on the back of the other end of the indicating needle (2), the bulge (21) is in contact with the upper edge of the arc-shaped resistance card (12), and the bulge (21) can slide along the arc-shaped resistance card (12) along with the rotation of the indicating needle (2) and is always in contact with the arc-shaped resistance card (12); the panel (1) back is equipped with casing (3), be provided with controller (4) in casing (3), AD analog to digital converter (5), bee calling organ (6) and power, the one end and the anodal connection of power of arc resistance card (12), the other end ground connection, the rotation end of pointer (2) is connected with AD analog to digital converter (5) electricity through the wire, AD analog to digital converter (5) are connected with controller (4) electricity, controller (4) are connected with bee calling organ (6) electricity, the power is controller (4), AD analog to digital converter (5) and bee calling organ (6) provide the electric energy.

2. The bedside elevation angle reminder of claim 1, wherein: still include decoder (7) and display (8), in casing (3) were located in decoder (7), display (8) were located outside casing (3) and were installed in the tailstock border, and controller (4) are connected with decoder (7) and display (8) electricity, and decoder (7) are connected with display (8) electricity.

3. The bedside elevation angle reminder device of claim 2, wherein: the decoder (7) adopts a 74LS138 decoder, and the display (8) adopts an LED nixie tube.

4. The bedside elevation angle reminder of claim 1, wherein: the controller (4) is composed of a micro processing unit (41), a crystal oscillator unit (42), a reset circuit unit (43) and a power supply unit, wherein the micro processing unit (41) adopts an AT89C51 single chip microcomputer, and the micro processing unit (41) is respectively and electrically connected with the crystal oscillator unit (42), the reset circuit unit (43) and the power supply unit.

5. The bedside elevation angle reminder of claim 1, wherein: the A/D analog-to-digital converter (5) adopts an ADC0809 analog-to-digital converter.

6. The bedside elevation angle reminder of claim 1, wherein: the angle display area (11) is provided with six areas of 0-15 degrees, 15-30 degrees, 30-45 degrees, 45-60 degrees, 60-75 degrees and 75-90 degrees.

7. The bedside elevation angle reminder device of claim 1, wherein: the panel (1) is a fan-shaped plate body with an included angle of 90 degrees, and two right-angle edges on the front surface of the panel (1) are provided with limiting convex strips (13).

8. The bedside elevation angle reminder of claim 1, wherein: the front face of the panel (1) is provided with a protective cover made of transparent materials, and the protective cover is used for covering an angle display area (11), an arc-shaped resistor disc (12) and an indicating needle (2).