阅读说明：本技术 一种电子设备及其测温结构、按键 (Electronic equipment and temperature measurement structure and button thereof ) 是由 骆俊谕 叶鑫 郄勇 于 2020-06-22 设计创作，主要内容包括：本发明涉及一种电子设备及其测温结构、按键,该测温结构应用于电子设备,电子设备包括壳体以及设置于壳体内的控制装置,该测温结构包括隔热壳以及温度检测装置,其中,隔热壳用于隔绝非检测方向上的热量；温度检测装置设置于隔热壳内且其检测端露出在外,温度检测装置的检测端不朝向壳体的人体接触侧和/或温度检测装置的检测端不朝向电子设备的发热元件所在方向；上述测温结构使得外界的热量能够良好的传递到温度检测装置的检测端的同时,能够避免人体温度和电子设备本身发热的影响,从而提高测温结构对于环境温度采集的准确性。(The invention relates to an electronic device, a temperature measuring structure and a key thereof, wherein the temperature measuring structure is applied to the electronic device, the electronic device comprises a shell and a control device arranged in the shell, the temperature measuring structure comprises a heat insulation shell and a temperature detection device, and the heat insulation shell is used for insulating heat in a non-detection direction; the temperature detection device is arranged in the heat insulation shell, the detection end of the temperature detection device is exposed outside, and the detection end of the temperature detection device does not face the human body contact side of the shell and/or the detection end of the temperature detection device does not face the direction of the heating element of the electronic equipment; above-mentioned temperature measurement structure makes the influence that human body temperature and electronic equipment itself generated heat when the detection end of transmitting temperature-detecting device that external heat can be good to improve the accuracy of temperature measurement structure to ambient temperature collection.)

1. The utility model provides a temperature measurement structure, is applied to electronic equipment, its characterized in that, this temperature measurement structure includes:

a thermally insulating shell;

the temperature detection device is arranged in the heat insulation shell, the detection end of the temperature detection device is exposed outside, and the detection end of the temperature detection device does not face the human body contact side of the electronic equipment and/or the detection end of the temperature detection device does not face the direction of the heating element of the electronic equipment.

2. The thermometric structure according to claim 1, wherein the sensing end of the temperature sensing device comprises a heat conducting shell, and the temperature sensing device is fixedly assembled with the heat insulating shell through the heat conducting shell.

3. The thermometric structure according to claim 2, wherein the temperature detecting means further comprises a sensor substrate for electrical connection with a control device of the electronic apparatus and a temperature sensor provided on the sensor substrate;

the temperature sensing surface of the temperature sensor is tightly attached to the heat conduction shell, and a heat conduction layer is arranged between the temperature sensing surface of the temperature sensor and the heat conduction shell; alternatively, the first and second electrodes may be,

the sensor substrate is tightly attached to the heat conduction shell, a heat conduction layer is arranged between the sensor substrate and the heat conduction shell, a metal through hole is formed in the sensor substrate, and the metal through hole is in heat conduction contact with the temperature sensing surface of the temperature sensor through a heat conduction piece.

4. The temperature measuring structure according to any one of claims 1 to 3, wherein the insulating case is filled with an insulating filler.

5. An electronic device, comprising the thermometric structure of any one of claims 1-4, wherein said temperature detecting means is electrically connected to a control means of said electronic device.

6. A key arranged on a shell of electronic equipment, characterized in that the key is provided with a temperature measuring structure according to any one of claims 1-4.

7. The key according to claim 6, wherein the key comprises a triggering device and a key element, the key element is disposed in a housing of the electronic device and electrically connected to a control device of the electronic device, a triggering end of the triggering device extends into the housing of the electronic device to trigger the key element to send an electrical signal to the control device of the electronic device, an operating end of the triggering device extends out of the housing of the electronic device, and the temperature measuring structure and the triggering device are integrated into a whole.

8. The key according to claim 7, wherein the triggering device is in sliding fit with a housing of the electronic device, and a reset member and an axial limiting mechanism are arranged between the triggering device and the housing of the electronic device and/or the heat insulation shell of the temperature measurement structure, and the axial limiting mechanism is used for preventing the triggering device from being separated from the housing of the electronic device.

9. The key according to claim 7 or 8, wherein the triggering device comprises a key cap and a triggering shaft, the temperature measuring structure is integrated with the key cap, a conductive structure is disposed on the triggering shaft, and the temperature detecting device of the temperature measuring structure is electrically connected with the control device of the electronic device through the conductive structure.

10. The key according to claim 9, wherein the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through a conductive elastic sheet; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through a conductive thimble; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through laser welding;

the conductive structure is electrically connected with the control device of the electronic equipment through a conductive elastic sheet; or the conductive structure is electrically connected with a control device of the electronic equipment through a conductive thimble; or the conductive structure is electrically connected with the control device of the electronic equipment through laser welding.

11. The key of claim 9, wherein the trigger shaft is made of a non-conductive material, and the conductive structure comprises a plurality of metal lines disposed on the surface of the trigger shaft and insulated from each other.

12. The key of claim 9, wherein the triggering shaft includes a sleeve shaft and an inner shaft made of conductive material, the sleeve shaft is sleeved outside the inner shaft, an insulating layer is disposed between the sleeve shaft and the inner shaft to insulate the sleeve shaft and the inner shaft, and the sleeve shaft and the inner shaft form the conductive structure.

13. An electronic device, characterized in that the electronic device comprises a key according to any of claims 6-12.

Technical Field

The invention relates to the technical field of electronic equipment, in particular to electronic equipment and a temperature measuring structure and a key thereof.

Background

The body temperature is divided into depth temperature and body surface temperature, the depth temperature is not suitable for measurement, and the body temperature is usually measured clinically by measuring the temperature of oral cavity, armpit, anus (rectum) and the like. The body surface temperature distribution of the human body is that the forehead, armpit, neck and neck are highest, and then the trunk is gradually descended to four limbs, and the palm and the back of the hand are lowest. The error of detecting the body temperature of a human body by simply measuring the temperature of the wrist is too large, and the defect of low confidence level in medicine is also overcome. However, wearing equipment is almost impossible to measure the temperature of department such as oral cavity, armpit and anus (rectum), wearing equipment is in order to realize comparatively accurate human body temperature monitoring, the urgent need is gathered ambient temperature and is carried out ambient temperature compensation with wrist or frontal surface temperature who obtains measuring, thereby obtain comparatively accurate human body temperature, but wearing equipment is because dress in the human body, ambient temperature's collection receives human body temperature and wearing equipment influence that itself generates heat easily, be unfavorable for ambient temperature's accurate collection.

Disclosure of Invention

The first purpose of the present invention is to provide a temperature measurement structure to reduce the influence of the human body temperature and the heat generated by the electronic device on the ambient temperature collection, and improve the accuracy of the ambient temperature collection.

The second objective of the present invention is to provide a key and an electronic device based on the temperature measurement structure.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a temperature measurement structure, is applied to electronic equipment, and this temperature measurement structure includes:

a thermally insulating shell;

the temperature detection device is arranged in the heat insulation shell, the detection end of the temperature detection device is exposed outside, and the detection end of the temperature detection device does not face the human body contact side of the electronic equipment and/or the detection end of the temperature detection device does not face the direction of the heating element of the electronic equipment.

Preferably, the detection end of the temperature detection device comprises a heat conduction shell, and the temperature detection device is assembled and fixed with the heat insulation shell through the heat conduction shell.

Preferably, the temperature detection device further comprises a sensor substrate for electrical connection with a control device of the electronic apparatus and a temperature sensor disposed on the sensor substrate;

the temperature sensing surface of the temperature sensor is tightly attached to the heat conduction shell, and a heat conduction layer is arranged between the temperature sensing surface of the temperature sensor and the heat conduction shell; alternatively, the first and second electrodes may be,

the sensor substrate is tightly attached to the heat conduction shell, a heat conduction layer is arranged between the sensor substrate and the heat conduction shell, a metal through hole is formed in the sensor substrate, and the metal through hole is in heat conduction contact with the temperature sensing surface of the temperature sensor through a heat conduction piece.

Preferably, the insulation shell is filled with an insulation filler.

An electronic device comprises the temperature measuring structure, wherein the temperature detecting device is electrically connected with a control device of the electronic device.

A key is arranged on a shell of electronic equipment, and the temperature measuring structure is arranged on the key.

Preferably, the key includes a triggering device and a key element, the key element is disposed in the casing of the electronic device and electrically connected to the control device of the electronic device, a triggering end of the triggering device extends into the casing of the electronic device to trigger the key element to send an electrical signal to the control device of the electronic device, an operating end of the triggering device extends out of the casing of the electronic device, and the temperature measuring structure and the triggering device are integrated into a whole.

Preferably, the triggering device is in sliding fit with the casing of the electronic device, a reset piece and an axial limiting mechanism are arranged between the triggering device and the casing of the electronic device and/or the heat insulation casing of the temperature measurement structure, and the axial limiting mechanism is used for preventing the triggering device from being separated from the casing of the electronic device.

Preferably, the triggering device comprises a keycap and a triggering shaft, the temperature measuring structure is integrated with the keycap, a conductive structure is arranged on the triggering shaft, and the temperature detecting device of the temperature measuring structure is electrically connected with the control device of the electronic device through the conductive structure.

Preferably, the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through a conductive elastic sheet; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through a conductive thimble; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through laser welding;

the conductive structure is electrically connected with the control device of the electronic equipment through a conductive elastic sheet; or the conductive structure is electrically connected with a control device of the electronic equipment through a conductive thimble; or the conductive structure is electrically connected with the control device of the electronic equipment through laser welding.

Preferably, the trigger shaft is made of a non-conductive material, and the conductive structure includes a plurality of metal lines which are arranged on the surface of the trigger shaft and are insulated from each other.

Preferably, the trigger shaft includes a sleeve shaft and an inner shaft made of a conductive material, the sleeve shaft is sleeved outside the inner shaft, an insulating layer is disposed between the sleeve shaft and the inner shaft to insulate the sleeve shaft and the inner shaft, and the sleeve shaft and the inner shaft form the conductive structure.

Preferably, a sealing structure is arranged between the trigger device and the housing.

An electronic device comprising a key as claimed in any one of the above.

According to the technical scheme, the invention discloses a temperature measuring structure which is applied to electronic equipment, wherein the electronic equipment comprises a shell and a control device arranged in the shell, the temperature measuring structure can be fixedly or movably arranged on the shell of the electronic equipment and is electrically connected with the control device of the electronic equipment, specifically, the temperature measuring structure comprises a heat insulation shell and a temperature detection device, wherein the heat insulation shell is made of metal or nonmetal materials with poor heat conductivity, can be arranged independently of the shell and can be integrated with the shell into a whole, and the heat insulation shell is used for protecting the internal temperature detection device and isolating heat transfer in a non-detection direction; the temperature detection device is arranged in the heat insulation shell, the detection end of the temperature detection device is exposed outside, the detection end of the temperature detection device does not face the human body contact side of the shell and/or the detection end of the temperature detection device does not face the direction of the heating element of the electronic equipment so as to reduce the influence of the human body temperature or the heating element of the electronic equipment on the temperature detection device, and the temperature detection device is electrically connected with the control device; above-mentioned temperature measurement structure is through setting up thermal-insulated shell and making temperature-detecting device's sense terminal not towards the human contact side of casing or electronic equipment's heating element place orientation for when external heat can be good the transmit temperature-detecting device's sense terminal, avoid the influence that human temperature and electronic equipment itself generate heat, thereby improve the accuracy of temperature measurement structure to ambient temperature collection.

The invention also provides a key and electronic equipment, and the key and the electronic equipment both adopt the temperature measurement structure, so the key and the electronic equipment have the beneficial effects of the temperature measurement structure, and the description is omitted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a temperature measurement structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a temperature measurement structure according to another embodiment of the present invention;

fig. 3 is a schematic structural diagram of a key according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a key according to another embodiment of the present invention.

Wherein:

1 is a heat insulation shell; 2 is a temperature detection device; 201 is a temperature sensor; 202 is a sensor substrate; 203 is a heat conducting shell; 204 is a heat conducting layer; 3 is a shell; 4 is a trigger device; 401 is a trigger shaft; 402 is a keycap; 5 is a metal circuit; 6 is a conductive elastic sheet; 7 is an E-shaped clamp spring; 8 is a sealing ring; 9 is a reset piece; 10 is a key element.

Detailed Description

The invention has the core that a temperature measurement structure is provided to reduce the influence of the temperature of a human body and the heat generated by electronic equipment on the acquisition of the ambient temperature and improve the acquisition precision of the ambient temperature.

The other core of the invention is to provide a key and electronic equipment based on the temperature measuring structure.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a temperature measurement structure according to an embodiment of the present invention.

The embodiment of the invention discloses a temperature measuring structure, which is applied to electronic equipment, wherein the electronic equipment comprises a shell 3 and a control device arranged in the shell 3, the temperature measuring structure can be fixedly or movably arranged on the shell 3 of the electronic equipment and is electrically connected with the control device of the electronic equipment, and specifically, the temperature measuring structure comprises a heat insulation shell 1 and a temperature detection device 2.

The heat insulation shell 1 is made of metal or nonmetal materials with poor heat conductivity, the heat insulation shell 1 can be arranged independently of the shell 3 and can also be integrated with the shell 3 into a whole, and the heat insulation shell 1 is used for protecting the internal temperature detection device 2 and isolating heat transfer in a non-detection direction; the temperature detection device 2 is arranged in the heat insulation shell 1, the detection end of the temperature detection device 2 is exposed outside, and the detection end of the temperature detection device 2 does not face the human body contact side of the shell 3 and/or the detection end of the temperature detection device 2 does not face the direction of the heating element of the electronic equipment, so that the influence of the human body temperature or the heating element of the electronic equipment on the temperature detection device 2 is reduced.

Compared with the prior art, the temperature measurement structure provided by the embodiment of the invention has the advantages that the heat insulation shell 1 is arranged, the detection end of the temperature detection device 2 is not towards the human body contact side of the shell 3 or the direction of the heating element of the electronic equipment, so that external heat can be well transferred to the detection end of the temperature detection device 2, meanwhile, the influence of the human body temperature and the heating of the electronic equipment is avoided, and the accuracy of the temperature measurement structure on the environment temperature collection is improved.

Preferably, the detection end of the temperature detection device 2 includes a heat conduction shell 203, the temperature detection device 2 is assembled and fixed with the heat insulation shell 1 through the heat conduction shell 203, the heat conduction shell 203 is made of a material with good heat conduction performance, in the embodiment shown in fig. 1, the heat insulation shell 1 is of a cylindrical structure with a closed circumferential direction, the heat conduction shell 203 is assembled at one end of the heat insulation shell 1 to close one end opening of the heat insulation shell 1, of course, in other embodiments, the heat insulation shell 1 may also be of other shapes, and the heat conduction shell 203 is assembled by opening a hole on the heat insulation shell 1.

Further, in the embodiment of the present invention, the temperature detection device 2 further includes a sensor substrate 202 and a temperature sensor 201, the sensor substrate 202 is used for electrically connecting with the control device, the temperature sensor 201 is disposed on the sensor substrate 202, and the sensor substrate 202 and the temperature sensor 201 can be assembled with the heat conducting shell 203 in the following two ways.

In one embodiment, as shown in fig. 1, the temperature sensing surface of the temperature sensor 201 is closely attached to the heat conducting shell 203, a heat conducting layer 204 is disposed between the temperature sensing surface of the temperature sensor 201 and the heat conducting shell 203, the heat conducting layer 204 is used for removing air between the temperature sensing surface of the temperature sensor 201 and the heat conducting shell 203, the temperature sensing surface of the temperature sensor 201, the heat conducting shell 203 and the heat conducting layer 204 form a detecting end of the temperature detecting device 2, and the heat conducting layer 204 may be a coating made of a material with excellent heat conducting property, such as heat conducting silicone grease.

Alternatively, as shown in fig. 2, the sensor substrate 202 is tightly attached to the heat conducting shell 203, and a heat conducting layer 204 is disposed between the sensor substrate 202 and the heat conducting shell 203, and a metal via (not shown) is disposed on the sensor substrate 202, and the metal via is in heat conducting contact with the detection end of the temperature sensor 201 through a heat conducting member (not shown), specifically, in the embodiment of the present invention, the heat conducting member is a copper sheet, but other metal or non-metal materials with good heat conductivity may be used as the heat conducting member.

Further optimizing the technical scheme, in the embodiment of the present invention, the insulating filler is filled in the insulating casing 1, and the insulating filler can wrap the sensor substrate 202 and the temperature sensor 201, so as to perform the functions of preventing water, insulating heat, and relieving shock impact on the sensor substrate 202 and the temperature sensor 201, and at the same time, the insulating filler can insulate and isolate the output positions of the positive electrode and the negative electrode of the sensor substrate 202. The insulating filler includes, but is not limited to, epoxy resin and insulating rubber.

Based on the temperature measurement structure, an embodiment of the present invention further provides an electronic device, where the electronic device includes, but is not limited to, a watch, a bracelet, a mobile phone, and a head-mounted device, the temperature detection device is electrically connected to a control device of the electronic device, and the temperature detection device may be disposed at least one of a housing, a key, and a wearable component of the electronic device.

Based on the temperature measurement structure, an embodiment of the present invention further provides a key, where the key is configured to be disposed on a housing 3 of an electronic device, as shown in fig. 3 and 4, fig. 3 is a schematic diagram of the temperature measurement structure provided in fig. 1 applied to the key, fig. 4 is a schematic diagram of the temperature measurement structure provided in fig. 2 applied to the key, and the key includes the temperature measurement structure described in the foregoing embodiment.

Furthermore, the key body comprises a trigger device 4 and a key element 10, the key element 10 is arranged in the shell 3 of the electronic device and electrically connected with the control device of the electronic device, the trigger end of the trigger device 4 extends into the shell 3 of the electronic device to trigger the key element 10 to send an electric signal to the control device of the electronic device, the operation end of the trigger device extends out of the shell 3 of the electronic device, and the temperature measuring structure and the trigger device 4 are integrated into a whole.

Specifically, in the embodiment of the present invention, the triggering device 4 is a mechanical structure, the triggering device 4 is in sliding fit with the housing 3 of the electronic device, and a reset member 9 and an axial limiting mechanism are disposed between the triggering device 4 and the housing 3 of the electronic device and/or the heat insulation shell 1 of the temperature measurement structure, the axial limiting mechanism is configured to prevent the triggering device 4 from being detached from the housing 3 of the electronic device, in an actual operation, a user can press the triggering device 4, and a triggering end of the triggering device 4 triggers the key element 10.

As shown in fig. 3 and 4, in the embodiment of the present invention, the axial limiting mechanism is an E-shaped circlip 7 disposed between the triggering device 4 and the casing 3, which is only one embodiment provided by the present invention, and the axial limiting mechanism is not limited to the E-shaped circlip 7, and can also realize the axial limiting of the triggering device 4 through the profile fitting between the triggering device 4 and the casing 3 or between the triggering device 4 and the heat insulation shell 1.

The technical scheme is further optimized, the triggering device 4 comprises a triggering shaft 401 and a key cap 402, the temperature measuring structure is integrated with the key cap 402, namely the temperature measuring structure can be a part of the key cap 402, and can also be integrally used as the key cap 402, in the embodiment of the invention, the temperature measuring structure is integrally used as the key cap 402, the heat insulation shell 1 of the temperature measuring structure is used as the outer shell of the key cap 402, the heat conduction shell 203 is used as the pressing end of the key cap 402, the triggering shaft 401 is provided with a conductive structure, and the temperature detecting device of the temperature measuring structure is electrically connected with the control device of the electronic equipment through the conductive structure; the conductive structure is electrically connected with a temperature detection device of the temperature measurement structure (in the embodiment of the invention, the sensor substrate 202 is electrically connected with the conductive structure) through a conductive elastic sheet 6; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through the conductive thimble; or the conductive structure is electrically connected with the temperature detection device of the temperature measurement structure through laser welding; the conductive structure is electrically connected with a control device of the electronic equipment through a conductive elastic sheet 6; or the conductive structure is electrically connected with the control device of the electronic equipment through the conductive thimble; or the conductive structure is electrically connected with the control device of the electronic equipment through laser welding.

The electrical connection mode of the laser welding can be that the conductive structure is directly connected with the temperature detection device of the temperature measurement structure and the control device of the electronic equipment through the laser welding, or a conduction piece is respectively arranged between the conductive structure and the temperature detection device of the temperature measurement structure and between the conductive structure and the control device of the electronic equipment, the conductive structure and the temperature detection device of the temperature measurement structure are respectively connected with the two ends of the conduction piece through the laser welding, and the conductive structure and the control device of the electronic equipment are respectively connected with the two ends of the conduction piece through the laser welding. When laser welding is carried out, whether direct laser welding or indirect welding connection through a conducting piece is determined according to the relative position relation and the distance between the temperature detection device of the conducting structure and the temperature measurement structure and the control device of the electronic equipment.

Of course, in other embodiments, the temperature measuring structure may also be a separate body disposed on the key cap 402 of the key or the portion of the trigger shaft 401 of the key exposed to the electronic device.

Preferably, in the embodiment shown in fig. 3 and 4 of the present invention, the trigger shaft 401 is made of a non-conductive material, the conductive structure includes a plurality of metal lines 5 disposed on the surface of the trigger shaft 401 and insulated from each other, and the metal lines 5 are formed by chemical plating on the surface of the trigger shaft 401 by a laser technology.

Of course, the conductive structure may also take other forms, for example, the trigger shaft 401 includes a sleeve shaft and an inner shaft made of conductive material, the sleeve shaft is sleeved outside the inner shaft, an insulating layer is disposed between the sleeve shaft and the inner shaft to insulate the sleeve shaft and the inner shaft, and the sleeve shaft and the inner shaft form the conductive structure.

Preferably, a sealing structure is provided between the triggering device 4 and the housing 3, the sealing structure is used for providing the key with a waterproof function, and the sealing structure can be formed by one or more sealing rings 8.

Based on the above keys, an embodiment of the present invention further provides an electronic device, where the electronic device includes, but is not limited to, a bracelet, a watch, a mobile phone, and a sports headset, and the electronic device includes the keys as described in the above embodiment.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.