CN216669011U

CN216669011U - Infrared clinical thermometer circuit board control structure

Info

Publication number: CN216669011U
Application number: CN202123182290.0U
Authority: CN
Inventors: 杨华咏; 胡鹏
Original assignee: Shenzhen Zhengkang Technology Co ltd
Current assignee: Shenzhen Zhengkang Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-03
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses an infrared thermometer circuit board control structure which comprises a face shell, a bottom shell, a switch key, an LCD display screen, a PCB and an infrared sensor, wherein a temperature measuring probe, a probe cover and a probe fixing seat are arranged on the bottom shell; the thermometer is provided with the switch key contact, the function key contact, the mode key contact and the microswitch contact, so that the thermometer is compact in control structure and convenient to operate, and is beneficial to realizing the switching of an object or a human body, the switching of forehead temperature or ear temperature, memory, temperature alarm point setting and temperature correction.

Description

Infrared clinical thermometer circuit board control structure

Technical Field

The utility model relates to the technical field of simultaneously measuring cardiovascular conditions and different types of physical conditions, such as heart and respiratory conditions, in particular to a circuit board control structure of an infrared thermometer.

Background

Body temperature is an important index for measuring the health condition of human body, and a thermometer is a basic medical appliance which is necessary for daily families and clinical medicine. The traditional mercury thermometer is a body temperature measuring tool which is most widely applied at present with relatively stable performance and accurate measuring results, but the reading of the mercury thermometer is inconvenient and fragile, and the exposed mercury can damage the human health and cause environmental pollution; with the continuous development of scientific technology, the infrared human body temperature measurement technology is generally applied, and the infrared human body temperature measurement technology meets the requirements of people on modern body temperature measurement with short response time and high measurement precision and accuracy.

The infrared human body temperature measurement technology receives infrared rays radiated by a human body through an infrared sensor, and the infrared rays are processed by a temperature measurement circuit module to obtain the body temperature of the human body. The infrared thermometer circuit board control structure comprises a contact ear cavity type infrared thermometer circuit board control structure and a non-contact forehead type infrared thermometer circuit board control structure. Ear cavity formula clinical thermometer measurement is accurate, and measuring time is fast, convenient and fast, nevertheless because the contact measurement, many people use and need disinfect or change the protective sheath, and the cost increases, the wasting of resources. The non-contact infrared thermometer circuit board control structure can obtain measurement data only by aligning the probe to the forehead for several seconds, but the forehead temperature type infrared thermometer circuit board control structure has the defects that the influence of the ambient temperature is large due to much infrared radiation interference, a user is not familiar with an operation mode and the like, and great errors can be generated in measurement.

Disclosure of Invention

In view of the above, the present invention is directed to a circuit board control structure of an infrared thermometer; according to the infrared thermometer circuit board control structure, the switch button contact is arranged on the upper surface of the PCB, the function button contact and the mode button contact are respectively arranged on two sides of the PCB, and the micro switch contact is arranged on the lower surface of the PCB, so that the thermometer control structure is compact, convenient to operate, and beneficial to realizing object or human body switching, forehead temperature or ear temperature switching, memory, temperature alarm point setting and temperature correction.

In order to achieve the above purpose, the utility model provides a circuit board control structure of an infrared thermometer, which comprises a face shell and a bottom shell, the face shell is provided with an on-off key and an LCD display screen, the bottom of the bottom shell is provided with a battery bin and a battery cover, an accommodating cavity is arranged between the face shell and the bottom shell, a PCB and an infrared sensor are arranged in the accommodating cavity, the bottom shell is provided with a temperature measuring probe, a probe cover and a probe fixing seat, the tail part of the infrared sensor is provided with an interface hole connected with the PCB, the two sides of the bottom shell are respectively provided with a function key and a mode key, the bottom of the bottom shell is provided with a microswitch, the middle parts of both sides of the PCB are provided with switch contacts connected with the function keys and the mode keys, a switch contact I connected with the switch key is arranged on one side of the upper surface of the PCB close to the battery bin, and a switch contact II connected with the micro switch is arranged on the lower surface of the PCB close to the temperature measuring probe.

Furthermore, the edges around the PCB are provided with bolt holes for fixing the PCB on the surface shell.

Further, battery compartment one end is provided with and connects 1 negative pole piece and the positive plate of battery respectively, and the other end connects 1 even piece of positive negative battery to the battery simultaneously, be provided with 1 on the PCB board and be used for connecting the electrode slice mounting groove of negative pole piece and positive plate.

Further, PCB board both sides are provided with 2 pairs of relative settings and are used for supporting the support frame on the drain pan, the one end that PCB board upper surface is close to the battery compartment is provided with the stopper of being connected with the face-piece.

Further, the LCD display screen is connected with the PCB through conductive adhesive, the PCB is connected with a backlight source, and the other side, away from the limiting block, of the upper surface of the PCB is provided with a conductive groove connected with the conductive adhesive.

Further, a micro switch plate is arranged on the bottom shell and close to the switch contact II, a mounting groove for accommodating the micro switch plate is formed in the bottom shell, and the micro switch is arranged on the micro switch plate.

Further, a key support is arranged on the face shell and close to the switch contact I, a mounting groove I for accommodating the key support is formed in the bottom of the face shell, and a connecting block for connecting the switch contact I and the switch key is arranged on the key support.

The utility model has the beneficial effects that:

according to the infrared thermometer circuit board control structure, the switch key contact is arranged on the upper surface of the PCB, the function key contact and the mode key contact are respectively arranged on two sides of the PCB, and the micro switch contact is arranged on the lower surface of the PCB, so that the thermometer control structure is compact, the operation is convenient, and the switching of an object or a human body, the switching of a forehead temperature or an ear temperature, the memory, the setting of a temperature alarm point and the temperature correction are favorably realized.

Drawings

In order to make the object, technical scheme and beneficial effect of the utility model more clear, the utility model provides the following drawings for explanation:

fig. 1 is a schematic structural diagram of an infrared thermometer of the present invention.

FIG. 2 is a schematic structural diagram of a PCB in the control structure of the infrared thermometer circuit board of the present invention;

reference numerals: 1-a lens; 2-a face shell; 3-conductive adhesive; 4-LCD display screen; 5-a backlight source; 6-probe fixing seat; 7-a microswitch; 8-an infrared sensor; 9-a bottom shell; 10-a temperature measuring probe; 11-a probe cover; 12-a battery; 13-a battery cover; 14-a battery compartment; 15-connecting positive and negative batteries; 16-negative plate; 17-positive plate; 18-a PCB board; 19-function keys; 20-key holder; 21-on-off key; 22-a support frame; 23-a limiting block; 24-a conductive slot; 25-bolt hole; 26-a switch contact; 27-switch contact I; 28-electrode plate mounting groove.

Detailed Description

The utility model is further illustrated by the following figures and examples.

As shown in fig. 1-2, which is a schematic structural diagram of an infrared thermometer circuit board control structure of the present invention, the infrared thermometer circuit board control structure of the present invention comprises a face shell 2 and a bottom shell 9, the face shell 2 is provided with a switch key 21 and an LCD display screen 4, the bottom of the bottom shell 9 is provided with a battery compartment 14 and a battery cover 13, an accommodating cavity is arranged between the face shell 2 and the bottom shell 9, the accommodating cavity is provided with a PCB 18 and an infrared sensor 8, the bottom shell 9 is provided with a temperature probe 10, a probe cover 11 and a probe fixing seat 6, the tail of the infrared sensor 8 is provided with an interface hole connected with the PCB 18, two sides of the bottom shell 9 are respectively provided with a function key 19 and a mode key, the bottom of the bottom shell 9 is provided with a micro switch 7, the middle parts of two sides of the PCB 18 are provided with switch contacts 26 connected with the function key 19 and the mode key, a switch contact I27 connected with the switch key 21 is arranged on one side of the upper surface of the PCB 18 close to the battery bin 14, and a switch contact II connected with the microswitch 7 is arranged on the lower surface of the PCB 18 close to the temperature measuring probe.

This embodiment is through being provided with switch button contact at PCB board upper surface, and both sides are provided with function button contact and mode button contact respectively, and the lower surface is provided with the micro-gap switch contact, makes thermometer control compact structure, and convenient operation is favorable to realizing "object" or "human" switching, "forehead temperature" or "ear temperature" switching, memory and temperature alarm point setting and temperature correction.

In the measuring operation process, in a standby state, a switch key is pressed for a short time, and the operation is awakened and measured; and in a power-on state, a switch key is pressed for a short time, and continuous measurement is carried out.

In the memory inquiry operation process, when the computer is in a starting state, if the state of 'human body (forehead temperature or ear temperature)' is displayed currently, the switch key is pressed for a short time to start to inquire the memory value of 'human body'; if the 'object' state is displayed currently, the function key is pressed for a short time to start to inquire the memory value of the 'object'; after entering the memory mode, the mode key is the up "+" key, the function key is the down "-" key, wherein the number of the preferred memory groups is 32 groups for inquiring the memory.

In the setting operation process, the object temperature/body temperature is switched through the function keys, the object or the human body is switched by short pressing the function keys in the starting state, and the forehead temperature or ear temperature measuring mode is carried out by short pressing the mode keys.

In the shutdown state: the long press of the microswitch 5S enters the F-1 setting, and the short press respectively enters the F-2, F-3 and F-4:

wherein F-1 is temperature unit switching (degree centigrade \ degree Fahrenheit);

f-2, setting a fever alarm point: the function key is pressed for increasing 0.1, and the setting key is pressed for decreasing 0.1;

f-3, temperature offset setting: the function key is pressed for increasing 0.1, and the setting key is pressed for decreasing 0.1;

f-4, sound setting: pressing a function key turns on/off the sound.

In the preferred embodiment, the PCB 18 is provided with bolt holes 25 at the peripheral edge thereof for fixing the PCB to the panel 2, which is advantageous for fixing the PCB 18 to the panel 2.

In a preferred embodiment, one end of the battery compartment 14 is provided with a negative electrode plate 16 and a positive electrode plate 17 which are respectively connected with 1 pair of batteries 12, the other end of the battery compartment is simultaneously connected with a positive battery connecting plate 15 and a negative battery connecting plate 15 of 1 pair of batteries 12, the PCB 18 is provided with 1 pair of electrode plate mounting grooves 28 for connecting the negative electrode plate 16 and the positive electrode plate 17, and the structure is simple because the negative electrode plate 16 and the positive electrode plate 17 are directly mounted on the PCB 18.

In a preferred embodiment, two sides of the PCB 18 are provided with 2 pairs of supporting frames 22 which are oppositely arranged and are used for supporting on the bottom case 9, and one end of the upper surface of the PCB, which is close to the battery compartment, is provided with a limiting block 23 connected with the face case.

In a preferred embodiment, the LCD display screen 4 is connected with the PCB 18 through the conductive adhesive 3, the PCB 18 is connected with the backlight 5, and the other side of the upper surface of the PCB 18, which is far away from the limiting block 23, is provided with a conductive groove 24 connected with the conductive adhesive.

In a preferred embodiment, a micro switch plate is disposed on the bottom case 9 near the switch contact II, an installation groove for accommodating the micro switch plate is disposed on the bottom case, and the micro switch 7 is disposed on the micro switch plate.

In a preferred embodiment, a key support 20 is disposed on the face shell 2 near the switch contact I, a mounting groove I for accommodating the key support 20 is disposed at the bottom of the face shell 2, and a connecting block for connecting the switch contact I and the switch key is disposed on the key support 20.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered in the protection scope of the present invention.

Claims

1. The utility model provides an infrared clinical thermometer circuit board control structure, includes face-piece and drain pan, be provided with on & off switch and LCD display screen on the face-piece, the drain pan bottom is provided with battery compartment and battery cover, be provided with between face-piece and the drain pan and hold the chamber, it is provided with PCB board and infrared sensor to hold the intracavity, be provided with temperature probe, probe lid and probe fixing base on the drain pan, its characterized in that: the infrared sensor afterbody is provided with the interface hole of being connected with the PCB board, the drain pan both sides are provided with function button and mode button respectively, the drain pan bottom is provided with micro-gap switch, PCB board both sides middle part is provided with the switch contact of being connected with function button and mode button, PCB board upper surface is close to battery compartment one side and is provided with the switch contact I who connects with the switch key, PCB board lower surface is close to temperature probe department and is provided with the switch contact II who is connected with micro-gap switch.

2. The infrared thermometer circuit board control structure of claim 1, wherein: the PCB is provided with bolt holes at the edges around for fixing the PCB on the panel shell.

3. The infrared thermometer circuit board control structure of claim 2, wherein: one end of the battery compartment is provided with a negative plate and a positive plate which are respectively connected with 1 pair of batteries, the other end of the battery compartment is simultaneously connected with 1 pair of positive and negative battery connecting plates of the batteries, and the PCB is provided with 1 pair of electrode plate mounting grooves for connecting the negative plate and the positive plate.

4. The infrared thermometer circuit board control structure as defined in any one of claims 1 to 3, wherein: the PCB board both sides are provided with 2 pairs of relative settings and are used for supporting the support frame on the drain pan, the one end that PCB board upper surface is close to the battery compartment is provided with the stopper of being connected with the face-piece.

5. The infrared thermometer circuit board control structure of claim 4, wherein: the LCD display screen is connected with the PCB through conductive adhesive, the PCB is connected with the backlight, and the opposite side that the stopper was kept away from to PCB upper surface is provided with the conductive groove that the conductive adhesive is connected.

6. The infrared thermometer circuit board control structure of claim 4, wherein: a microswitch plate is arranged on the bottom shell and close to the switch contact II, a mounting groove for accommodating the microswitch plate is formed in the bottom shell, and the microswitch is arranged on the microswitch plate.

7. The infrared thermometer circuit board control structure of claim 4, wherein: the key-press mounting structure is characterized in that a key-press support is arranged on the face shell and close to the switch contact I, a mounting groove I for accommodating the key-press support is formed in the bottom of the face shell, and a connecting block for connecting the switch contact I and the switch key is arranged on the key-press support.