WO2022077789A1

WO2022077789A1 - Thermometer

Info

Publication number: WO2022077789A1
Application number: PCT/CN2021/071856
Authority: WO
Inventors: 陈青山; 欧发聪; 徐婧
Original assignee: 深圳市奥极医疗科技有限公司
Priority date: 2020-10-12
Filing date: 2021-01-14
Publication date: 2022-04-21
Also published as: CN213422420U

Abstract

A thermometer (100) comprises a housing (110), a battery compartment (150), an electrical input terminal (160), a control circuit (171), and a probe (130). The probe (130) is disposed at an end of the housing (110), and comprises a temperature sensing module (131). The control circuit (171) and the electrical input terminal (160) are disposed in the housing (110). The thermometer further comprises a power supply holder (140) and a release switch (120). An external battery (180) is detachably installed in the power supply holder (140) to form a power supply (200). The power supply (200) can be inserted into the battery compartment (150), fixed in the battery compartment (150), and electrically connected to the electrical input terminal (160) to supply power to respective electronic components. The release switch (120) is provided on the housing (110), and can perform a release action such that the power supply holder (140) is removed from the battery compartment (150).

Description

thermometer

technical field

The application belongs to the technical field of body temperature measurement, and in particular relates to a thermometer.

Background technique

Body temperature is an important indicator to measure the health of the human body, so a thermometer is a basic medical appliance that is necessary for daily households and commonly used in clinical medicine. With the continuous development of science and technology, human body infrared temperature measurement technology has been widely used. It meets people's requirements for modern body temperature measurement with short response time and high measurement accuracy.

In the prior art, all thermometers using infrared temperature measurement technology include a battery accommodating cavity and a battery cover. The accommodating cavity is used to store two batteries so as to supply power to each electronic component, and the battery cover is used to cover the accommodating cavity to make the outer shell of the thermometer into an integral structure. In the process of implementing the present invention, the inventor found that the solution of using the battery cover to cover the accommodating cavity has the disadvantage of unstable clamping, resulting in the battery cover being easily detached from the thermometer body, and ultimately leading to unstable battery power supply.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a thermometer with a new solution for placing batteries.

In order to achieve the above purpose of the invention, the present invention adopts the following technical solutions.

The invention discloses a thermometer, comprising a casing, a battery compartment, an electrical input end, a control circuit and a probe, wherein the probe is arranged at one end of the casing, the probe comprises a temperature sensing module, the control circuit and the electrical input The end is arranged in the casing, and also includes a power clip and a release switch. The power clip can be inserted into the battery compartment. The power clip is used to detachably assemble an external battery to form a power source, and the power source can be inserted into the battery compartment. and is fixed in the battery compartment and electrically connected to the electrical input end to supply power to each electronic component; the release switch is arranged on the casing to perform a release action so that the power clip can be pulled out from the battery compartment .

Preferably, in this technical solution, the power clip has an accommodating cavity, and the accommodating cavity is used to place the battery, and the overall shape of the part of the power supply inserted into the battery compartment is similar to the internal shape of the battery compartment , the power clip is inserted into the battery compartment to form an integral structure together with the casing.

Preferably, in the technical solution, the release switch is a mechanical switch, and the mechanical switch is used to control the extraction of the power clip from the battery compartment; or the release switch includes an electronic switch and a locking mechanism, and the electronic switch uses After acquiring the signal for pulling out the power clip, the locking mechanism performs the action of fixing or releasing the power clip according to the signal provided by the electronic switch.

Preferably, in this technical solution, one of the battery compartment and the power clip is provided with a buckle, and the other is provided with a matching buckle, and the release switch includes an elastic sheet and an abutting sheet that are connected together, The elastic sheet is arranged on the casing; after the power clip is inserted into the battery compartment, the buckle is engaged with the buckle position, and at the same time, the abutting piece abuts one end of the buckle; the When the release switch is under the action of an external force, the elastic piece deforms to move the contact piece, and at this time, the abutment piece presses the buckle to make the buckle leave the buckle position.

Preferably, in this technical solution, the release switch further includes a pressing portion, the housing is provided with a through hole, and the pressing portion is arranged at the connection between the elastic sheet and the abutting sheet or close to the abutting sheet, The pressing portion passes through the through hole and exposes the casing.

Preferably, in the technical solution, the battery compartment is located at one end away from the probe, and the opening of the battery compartment is located at the end of the housing.

Preferably, in the technical solution, the battery compartment is further provided with a slide rail, and the power clip slides in the battery compartment by cooperating with the slide rail.

Preferably, one of the battery compartment or the power clip in this technical solution is provided with a limit structure, and the limit structure is used to prevent the power clip from leaving the battery compartment when sliding in the battery compartment .

Preferably, in the technical solution, the opening of the battery compartment is provided in a non-circular or non-parallelogram structure to limit the manner in which the power clip is inserted into the battery compartment.

Preferably, in this technical solution, the electrical input end is located in the battery compartment, and the electrical input end includes two springs. After the power clip is inserted into the battery compartment, the two springs are compressed and abut against each other. Describe the output positive and output negative of the power clip.

Compared with the prior art, the beneficial effects of the present invention are: because the thermometer includes a power clip and a release switch, the power clip is used to detachably assemble an external battery to form a power supply, and the power supply is inserted into the battery compartment and fixed on the battery compartment. The battery compartment is electrically connected to the electrical input end, and the arrangement of the power clip can ensure the integrity of the power supply and the reliability of the power supply after installation, especially when there are multiple batteries compared to the prior art. The reliability is stronger; the release switch is arranged on the casing to perform a release action so that the power clip can be pulled out from the battery compartment, so this technical solution can solve the problem that the battery cover is easily removed from the thermometer body in the prior art Disengagement, which eventually leads to the problem of unstable battery power supply.

Other beneficial effects in the present invention will be further described in specific embodiments.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a structural perspective view of a thermometer in an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of the separation of the power clip from the main body of the thermometer in the embodiment of the present invention.

3 is a structural cross-sectional view of the power supply and the main body of the thermometer in a separated state.

FIG. 4 is a side cross-sectional view of the power source after being clamped in the battery compartment.

FIG. 5 is a schematic view of the state in which the limiting structure abuts against the buckle when the power clip is pulled out of the battery compartment.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below with reference to the embodiments and the accompanying drawings. It should be understood that the specific embodiments described in this section are only used to explain the present invention, but not to limit the present invention.

As shown in FIG. 1 , FIG. 2 , and FIG. 3 , the preferred embodiment discloses a thermometer 100 , which includes a housing 110 , a release switch 120 , a probe 130 , a power clip 140 , a battery compartment 150 , an electrical input terminal 160 and a PCBA board 170. A control circuit 171 is arranged on the PCBA board 170 , the probe 130 is arranged at one end of the casing 110 , and the control circuit 171 and the electrical input terminal 160 are arranged in the casing 110 . The power clip 140 can be inserted into the battery compartment 150 , the probe 130 includes a temperature sensing module 131 , and the control circuit 171 and the temperature sensing module 131 are electrically connected to the electrical input end 160 . The temperature sensing module 131 is used to measure the temperature of the human body, and the power clip 140 is used to detachably assemble the external battery 180 to form the power source 200 . and each electronic component in the probe 130 to supply power; the release switch 120 is provided on the housing 110 to perform a release action so that the power clip 140 is pulled out from the battery compartment 150 , and the battery can be removed or installed after the power clip 140 is pulled out from the battery compartment 150 180.

As shown in FIG. 2 and FIG. 3 , the power clip 140 has two accommodating cavities 141 , and the accommodating cavities 141 are used for placing the battery 180 . As shown in FIG. 1 , the power clip 140 is inserted into the battery compartment 150 to form an integral structure together with the housing 110 . In this embodiment, the overall shape of the insertion portion of the power source 200 after the battery 180 is installed in the accommodating cavity 141 is similar to the internal shape of the battery compartment 150 .

In this embodiment, as shown in FIGS. 4 and 5 , the release switch 120 is a mechanical switch, and the mechanical switch is used to control the power clip 140 to be pulled out from the battery compartment 150 . Specifically, the power clip 140 is provided with a buckle 142, the battery compartment 150 is provided with a buckle 111 matching the buckle 142, and the release switch 120 includes a pressing portion 121, an elastic piece 122 and a contact piece 123 connected together. The elastic piece 122 is fixed on the housing 110 by screws; the pressing portion 121 is provided at the connection between the elastic piece 122 and the abutting piece 123 (or at a position close to the abutting piece 123 ). The casing 110 is provided with a through hole, and the pressing portion 121 is exposed to the casing 110 after passing through the through hole. After the power clip 140 is inserted into the battery compartment 150 , the buckle 142 is engaged with the buckle position 111 , and the abutting piece 123 abuts one end of the buckle 142 ; under the action of the release switch 120 , the elastic piece 122 will be deformed and the abutting piece 123 will be deformed. When the movement occurs, the abutting piece 123 presses the buckle 142 to make the buckle 142 leave the buckle position 111 , and the power clip 140 is ejected.

As shown in FIGS. 2 and 3 , the battery compartment 150 is located at one end away from the probe 130 , and the opening 151 of the battery compartment 150 is located at the end of the housing 110 . The battery compartment 150 is a groove structure that opens from the end of the housing 110 and then extends inward.

As shown in FIG. 3 , the battery compartment 150 is further provided with a slide rail 112 , and the power clip 140 slides in the battery compartment 150 by matching the slide rail 112 .

As shown in FIG. 5 , the battery compartment 150 is provided with a limiting structure 152 . When the power clip 140 is pulled out from the battery compartment 150 , the limiting structure 152 finally abuts against the buckle 142 to prevent the power clip 140 from sliding in the battery compartment 150 . Exit the battery compartment 150.

In the present embodiment, the opening 151 of the battery compartment 150 is provided in a non-circular or non-parallelogram specific structure to limit the manner in which the power clip 140 is inserted into the battery compartment 150 .

As shown in FIG. 3 and FIG. 4 , the electrical input terminal 160 is located in the battery compartment 150 . The electrical input terminal 160 includes two springs 160 , which are made of conductive metal materials, and are electrically connected to the power input terminal of the control circuit 171 . , after the power clip 140 is inserted into the battery compartment 150 , the two springs 160 are compressed and abut against the output positive pole 143 and the output negative pole 144 in the power clip 140 . When the user activates the release switch 120 , the power clip 140 is ejected by the two springs 160 .

In other embodiments, the release switch may also be composed of an electronic switch and a locking mechanism. The electronic switch is used to obtain a user-provided signal for pulling out the power clip 140 ; when the pulling signal is obtained, the control circuit 171 is provided with a signal for pulling out the power clip 140 . electric signal. The control circuit 171 controls the locking mechanism to perform the action of fixing or releasing the power clip 140 according to the electrical signal. The electronic switch can choose a light touch switch or a touch switch, and the locking mechanism can choose a common electric top column structure. Specifically, the locking mechanism includes a top column and a motor, and the control circuit 171 drives the top column to reciprocate by controlling the motor.

Because the thermometer 100 includes a power clip 140 and a release switch 120, the power clip 140 is used to detachably assemble the external battery 180 to form the power source 200. The power source 200 is inserted into the battery compartment 150 and then fixed in the battery compartment 150 and electrically connected to the electrical input end 160. The power source clip The arrangement of 140 can ensure the integrity of the power supply 200 and the reliability of power supply after being installed in the battery compartment 150 , especially when there are multiple batteries 140 , the stability and reliability of the power supply 200 in the prior art are stronger. The release switch 120 is arranged on the housing 110 to perform a release action so that the power clip 140 can be pulled out from the battery compartment 150, so this technical solution can solve the problem that the battery cover is easily detached from the thermometer body in the prior art, which eventually leads to unstable battery power supply. question.

The above-mentioned embodiments are only preferred embodiments of the present invention, and are used to help the understanding of the present invention, and should not be construed as a limitation of the present invention. For those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, such as any minor improvements or equivalent substitutions made to the structural form or structure of the present invention. Variations and improvements should also be considered within the scope of protection of the present invention.

Claims

A thermometer includes a casing, a battery compartment, an electrical input end, a control circuit and a probe, the probe is arranged at one end of the casing, the probe includes a temperature sensing module, and the control circuit and the electrical input end are arranged at the end of the casing. It is characterized in that: it also includes a power clip and a release switch, the power clip can be inserted into the battery compartment, the power clip is used to detachably assemble an external battery to form a power source, and the power source can be inserted into the battery compartment and is fixed in the battery compartment and electrically connected to the electrical input end to supply power to each electronic component; the release switch is arranged on the casing to perform a release action so that the power clip can be pulled out from the battery compartment .
The thermometer according to claim 1, wherein the power source clip has an accommodating cavity, and the accommodating cavity is used for placing the battery, and the overall shape of the part of the power source inserted into the battery compartment is the same as that of the battery compartment. The inner shape of the battery compartment is similar, and the power clip is inserted into the battery compartment to form an integral structure together with the casing.
The thermometer according to claim 1, wherein: the release switch is a mechanical switch, and the mechanical switch is used to control the power clip to be pulled out from the battery compartment; or the release switch includes an electronic switch and a locking mechanism , the electronic switch is used to obtain a signal for pulling out the power clip, and the locking mechanism executes the action of fixing or releasing the power clip according to the signal provided by the electronic switch.
The thermometer according to claim 3, wherein one of the battery compartment and the power clip is provided with a buckle, and the other is provided with a matching buckle, and the release switch comprises elastic pieces connected together. The elastic sheet is arranged on the casing; after the power clip is inserted into the battery compartment, the buckle is engaged with the buckle position, and the abutment sheet is abutted against the card One end of the buckle; under the action of the release switch, the elastic sheet deforms to move the abutting piece, and at this time, the abutting piece squeezes the buckle to make the buckle leave the buckle bit.
The thermometer according to claim 4, wherein the release switch further comprises a pressing portion, the housing is provided with a through hole, and the pressing portion is arranged at the connection between the elastic sheet and the abutting sheet or close to In the contact piece, the pressing portion passes through the through hole and exposes the casing.
The thermometer according to claim 1, wherein the battery compartment is located at one end away from the probe, and the opening of the battery compartment is located at the end of the housing.
The thermometer according to claim 1, wherein the battery compartment is further provided with a slide rail, and the power clip slides in the battery compartment by cooperating with the slide rail.
The thermometer according to claim 1, wherein a limit structure is provided on one of the battery compartment or the power clip, and the limit structure is used to prevent the power clip from sliding in the battery compartment when leaving the battery compartment.
The thermometer according to claim 1, wherein the opening of the battery compartment is provided in a non-circular or non-parallelogram structure to limit the manner in which the power clip is inserted into the battery compartment.
The thermometer according to any one of claims 1 to 9, wherein the electrical input end is located in the battery compartment, the electrical input end includes two springs, and the power clip is inserted into the battery compartment after the power clip is inserted into the battery compartment. , the two springs are compressed and abut against the output positive pole and the output negative pole of the power clip.