CN211484569U

CN211484569U - Electrocardiogram recorder

Info

Publication number: CN211484569U
Application number: CN201922343208.4U
Authority: CN
Inventors: 朱军
Original assignee: Shenzhen Lexin Pingjiang Technology Co ltd
Current assignee: Shenzhen Lexin Pingjiang Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-15
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses an electrocardiograph recorder, including the paster and with the host computer that the paster is electric is connected, be equipped with on the paster be used for with human skin contact in order to acquire electrocardiographic information's electrode slice, be equipped with memory, start control module and body temperature identification module on the host computer, the memory is used for the electrocardiographic information that the storage electrode slice acquireed, start control module and body temperature identification module electricity are connected. Utility model technical scheme can reduce the probability that different user host computer use confused.

Description

Electrocardiogram recorder

Technical Field

The utility model relates to an electrocardio detection device technical field, in particular to electrocardio record appearance.

Background

The electrocardiograph is a device which is contacted with the skin of a human body through an electrode plate so as to obtain electrocardiographic information of the human body, and in the related art, the electrocardiograph generally comprises a patch for fixing the electrode plate on the skin of the human body and a host for recording the electrocardiographic information obtained by the electrode plate. In the process of using the electrocardiograph recorder in public places such as hospitals and the like, when the host is used again after being charged due to insufficient electric quantity, the situation that the host of different users is used and confused can occur, so that the electrocardiograph information finally obtained by the users is wrong.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an electrocardiograph recorder, which aims at reducing the confusion probability of different user hosts.

In order to achieve the above object, the utility model provides an electrocardiograph recorder, including the paster and with the host computer that the paster electricity is connected, be equipped with on the paster and be used for contacting in order to acquire electrocardiographic information's electrode slice with human skin, be equipped with memory, start control module and body temperature identification module on the host computer, the memory is used for the storage electrocardiographic information that the electrode slice was acquireed, start control module with body temperature identification module electricity is connected.

In one embodiment, the host is further provided with an alarm, and the alarm is electrically connected with the body temperature identification module.

In one embodiment, a protective shell is arranged outside the host, the protective shell is provided with a contact side contacting with the skin of a user and a display side arranged opposite to the contact side, the body temperature identification module comprises a microprocessor and a body temperature collector, and the body temperature collector is arranged on the contact side.

In one embodiment, the body temperature collector is arranged on the inner side wall of the protective shell, and the thickness of the protective shell at the position corresponding to the body temperature collector is smaller than the thickness of the protective shell at other positions.

In one embodiment, the body temperature collector is arranged on the outer side wall of the protective shell, and the body temperature collector is wirelessly connected with the microprocessor.

In one embodiment, the body temperature collector is arranged on the outer side wall of the protective shell, the body temperature collector is connected with the microprocessor through a wiring, and a wiring hole for the wiring to pass through is formed in the protective shell corresponding to the body temperature collector.

In one embodiment, a clamping groove is formed in the outer side wall of the protective shell, and the body temperature collector is embedded in the clamping groove or is adhered to the bottom of the clamping groove.

In one embodiment, the wiring hole is arranged in the middle of the bottom of the clamping groove.

In an embodiment, the host is further provided with a voice identity recognition module, and the voice identity recognition module is electrically connected with the startup control module.

In one embodiment, the voice identity recognition module comprises a microprocessor and a voice collector, the voice collector is electrically connected with the microprocessor, the protective shell is provided with an upper end and a lower end, and a voice collecting port of the voice collector is arranged at the upper end.

The utility model discloses technical scheme is connected the host computer with the paster electricity that is provided with the electrode slice through the adoption to set up the memory on the host computer, start control module and body temperature identification module, utilize memory storage electrode slice and the electrocardio information that human skin contact acquireed, and utilize body temperature identification module to carry out body temperature identification to the people who uses the host computer, be connected with body temperature identification module electricity through start control module, make start control module can start or not start according to body temperature identification module's recognition result control host computer. Because the body temperature change of each person has a unique rule, the body temperature oscillogram of the user in the preset time acquired by the body temperature identification module is used as the body temperature information of the user by acquiring and storing the body temperature oscillogram of the user as the preset body temperature information. When the identification result of the body temperature identity identification module is failure, the starting-up control module controls the host not to start up; and when the identification result of the body temperature identification module is successful, the starting control module controls the host to start. The main machine is taken down and reinstalled due to the need of charging or other reasons, the human face identity recognition of the person using the main machine needs to be carried out by the body temperature identity recognition module, and the main machine can be started only when the recognition result of the body temperature identity recognition module is successful, so that the probability of confusion of use of the main machines of different users is reduced, all the electrocardiogram information finally acquired by the users is the own electrocardiogram information of the users, and the electrocardiogram information of other people is not contained.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the electrocardiograph recording instrument of the present invention;

fig. 2 is a schematic view of another view structure of an embodiment of the electrocardiograph recording device of the present invention;

fig. 3 is a schematic structural view of another embodiment of the electrocardiograph recording device of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Patch	240	Sound acquisition port
110	Electrode plate	250	Protective cover
				200	Protective shell	251	Through hole
210	Contact side	252	Guide groove
				220	Display side	300	Body temperature collector
230	Clamping groove

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an electrocardiograph recorder.

The embodiment of the utility model provides an in, as shown in fig. 1, this electrocardiograph includes paster 100 and the host computer of being connected with paster 100 electricity, is equipped with on the paster 100 to be used for contacting in order to acquire electrocardiographic information's electrode slice 110 with human skin, in the use, can realize the contact of electrode slice 110 and human skin through contacting paster 100 with human skin, adopts paster 100's mode to make the operation more convenient, and the contact effect is stable to make electrocardiograph more steadily acquire electrocardiographic information. The main machine is provided with a memory, a startup control module and a body temperature identification module, the memory is used for storing the electrocardio information acquired by the electrode plates, and the startup control module is electrically connected with the body temperature identification module.

The utility model discloses technical scheme is connected the host computer and the paster electricity that is provided with electrode slice 110 through the adoption, and set up the memory on the host computer, start control module and body temperature identification module, utilize memory storage electrode slice 110 and the electrocardio information that human skin contact was acquireed, and utilize body temperature identification module to carry out body temperature identification to the people who uses the host computer, be connected with body temperature identification module electricity through start control module, make start control module can start or not start according to body temperature identification module's recognition result control host computer. Because the body temperature of each person changes according to the unique rule, the body temperature oscillogram of the user is acquired and stored as the preset body temperature information, the body temperature oscillogram of the user within the preset time acquired by the body temperature identification module is used as the body temperature information of the user, and whether the wrong host is used or not can be judged according to the identification result of the body temperature identification module.

Specifically, when the recognition result of the body temperature identification module is failure, the starting control module controls the host not to start, and the user or medical staff can know that the hosts of different users are confused at the moment, so that adjustment measures can be taken in time to ensure the smooth implementation of the electrocardio recording process; and when the identification result of the body temperature identification module is successful, the starting control module controls the host to start. The main machine is taken down and reinstalled due to the need of charging or other reasons, the human face identity recognition of the person using the main machine needs to be carried out by the body temperature identity recognition module, and the main machine can be started only when the recognition result of the body temperature identity recognition module is successful, so that the probability of confusion of use of the main machines of different users is reduced, all the electrocardiogram information finally acquired by the users is the own electrocardiogram information of the users, and the electrocardiogram information of other people is not contained.

It can be understood that, it is the prior art to identify the identity of a person through the difference of the body temperature change rules of different persons, and the details are not described herein.

In some embodiments, the memory is an SD card, which has a fast storage speed, so that the usage of the electrocardiograph is more convenient, and the SD card has a light weight and occupies a small space, thereby reducing the weight and volume of the host, reducing the burden on the user when the electrocardiograph is attached to the user, and simultaneously reducing the probability that the patch 100 is detached from the skin due to the host shaking, so that the patch 100 is more stably attached to the skin of the user, and further the recording result of the electrocardiograph is more accurate and complete.

In some embodiments, the host is provided with an alarm, the alarm is electrically connected with the face identity recognition module, and the alarm gives an alarm or does not give an alarm according to the recognition result of the body temperature identity recognition module. When the recognition result of the body temperature identity recognition module is successful, the alarm does not give an alarm, and the user can continue to use the electrocardiogram recorder at the moment; and when the recognition result of the body temperature identification module is failure, the alarm gives an alarm, so that a user or medical personnel is reminded that the host of other people is possibly used by mistake, and the host can be found more timely when the host is used by mistake.

In one embodiment, the alarm is a buzzer, when the identification result of the body temperature identification module is successful, the buzzer does not give an alarm, and the user can continue to use the electrocardiogram recorder; when the recognition result of the body temperature identity recognition module is failure, the buzzer gives an alarm, and a user can more clearly and timely acquire alarm information, so that adjustment can be more timely made.

In another embodiment, the alarm is an alarm lamp, when the recognition result of the body temperature identification module is successful, the alarm lamp does not flicker, and the user can continue to use the electrocardiograph recorder; when the discernment result of body temperature identification module is for failing, the alarm lamp scintillation for when the user uses the electrocardio record appearance at night, can judge whether to use the mistake through the state of alarm lamp, and be difficult to influence other people and have a rest.

In some embodiments, the host is provided with a protective shell 200 outside, the protective shell 200 has a contact side 210 contacting with the skin of the user and a display side 220 opposite to the contact side 210, that is, when the electrocardiograph is attached to the user, the contact side 210 contacts with and is hidden by the skin of the user, and the display side 220 is exposed outwards. The body temperature identification module comprises a microprocessor and a body temperature collector 300, the electrode plate 110, the memory and the body temperature collector are all electrically connected with the microprocessor, and the body temperature collector 300 is arranged on the contact side 210, so that the body temperature information acquired by the body temperature collector 300 is more accurate, and the identification result of the body temperature identification module is more accurate.

It is understood that the start-up control module also includes a microprocessor, and in the above embodiment, the body temperature identification module and the start-up control module share one microprocessor, thereby saving space on the host.

The memory is used for storing the electrocardio information acquired by the electrode plate 110 and the preset body temperature information of the user, the body temperature collector is used for acquiring the body temperature information of the user, and the microprocessor is used for controlling the starting state of the host according to the matching result between the body temperature information acquired by the body temperature collector and the preset body temperature information. The microprocessor controls the host to be started only when the body temperature information acquired by the body temperature acquisition device is successfully identified with the preset body temperature information, so that the probability of confusion in use of different user hosts is reduced, the finally acquired electrocardio information of the user is the electrocardio information of the user, and the electrocardio information of other people is not included; when the body temperature information collected by the body temperature collector fails to be identified with the preset body temperature information, the microprocessor can control the host not to be started, and the user or medical staff can know that the hosts of different users are confused, so that adjustment measures can be taken in time to ensure the electrocardio recording process to be smoothly carried out.

In the embodiment, at least two schemes are provided for acquiring the preset body temperature information, firstly, the user body temperature information acquired by the body temperature acquisition device when the body temperature acquisition device is used for the first time is stored as the preset body temperature information, the use flow of the electrocardiogram recorder can be simplified by adopting the scheme, and the user can use the electrocardiogram recorder directly after unpacking; secondly, the body temperature information of the user is collected in advance through other body temperature collectors and is transmitted to the host computer in a wireless or wired mode, the preset body temperature information can be set before the user uses the electrocardiogram recorder by adopting the mode, and the starting speed of the electrocardiogram recorder can be increased by adopting the scheme of presetting the body temperature information in advance due to the fact that the time required for obtaining a section of oscillogram which is easy to distinguish rules is long; moreover, when medical staff use the electrocardiograph recorder for a plurality of people in public places such as hospitals, the working efficiency of the medical staff can be improved by adopting the scheme.

In an embodiment, the body temperature collector 300 is disposed on the inner side wall of the protective shell 200, and the thickness of the protective shell 200 corresponding to the position of the body temperature collector 300 is smaller than the thickness of the other positions of the protective shell 200, so that the body temperature collector 300 is protected by the protective shell 200 in the protective shell 200, the distance between the body temperature collector 300 and the skin of the user is reduced, the accuracy of body temperature collection is improved, and the result of body temperature matching is more accurate.

It can be understood that, when the body temperature collector 300 is arranged in the protective shell 200, considering that the body temperature collector 300 is not directly contacted with the skin of the user, the preset temperature information is acquired by adopting the first scheme, namely, the preset temperature information is acquired more accurately by adopting the scheme of storing the body temperature information of the user acquired when the body temperature collector is used for the first time as the preset body temperature information, at the moment, because the body temperature information acquired by the body temperature collector 300 and the preset body temperature information are acquired under the environment closer to each other, the influence factors causing errors between the two are reduced, and the result of body temperature identification is more accurate.

In some embodiments, the body temperature collector 300 is disposed on the outer sidewall of the protective shell 200, and the body temperature collector 300 is wirelessly connected with the microprocessor, so that the body temperature collector 300 directly contacts the skin of the user, the body temperature information collected by the body temperature collector 300 is more accurate, the body temperature identification result is more accurate, and the probability that the host cannot be powered on or alarm by mistake due to the wrong body temperature identification result is reduced. Moreover, the body temperature collector 300 is wirelessly connected with the microprocessor, so that the space occupied by the body temperature collector 300 can be reduced, the volume of the host is smaller, and the use by a user is facilitated.

In an embodiment, the body temperature collector 300 is disposed on an outer sidewall of the protective case 200, the body temperature collector 300 is connected to the microprocessor through a wiring, and a wiring hole (not shown) for a wiring to pass through is disposed at a position of the protective case 200 corresponding to the body temperature collector 300, so that the body temperature collector 300 directly contacts with the skin of a user, and thus the body temperature information collected by the body temperature collector 300 is more accurate, the body temperature identification result is more accurate, and the probability of the host being unable to be powered on or giving an alarm error due to the wrong body temperature identification result is reduced.

Referring to fig. 1 and 2, in an embodiment, a clamping groove 230 is formed in an outer side wall of the protective case 200, the body temperature collector 300 is embedded in the clamping groove 230, and the outer side wall of the protective case 200 provided with the body temperature collector 300 can also be kept flat by embedding the body temperature collector 300 in the clamping groove 230, so that discomfort caused to a user due to the fact that the body temperature collector 300 is arranged on the outer side wall of the protective case 200 is reduced.

In an embodiment, the wiring hole is disposed in the middle of the bottom of the clamping groove 230, so that when the body temperature collector 300 is installed in the clamping groove 230, the wiring can directly pass through the wiring hole to be connected with the microprocessor, the wiring is not required to be wound and folded, on one hand, the probability of breakage and breakage of the wiring is reduced, on the other hand, the space occupied by the wiring is reduced, and therefore the volume of the protective case 200 is smaller.

In one embodiment, the clip groove 230 is a dovetail groove, and the width of the groove bottom of the clip groove 230 is greater than the width of the notch of the clip groove 230, so that the body temperature collector 300 is not easy to fall off after being installed in the clip groove 230, and the body temperature collector 300 can work more stably.

In an embodiment, the body temperature collector 300 is adhered to the bottom of the clip groove 230, so that the body temperature collector 300 can be more conveniently installed, and the body temperature collector 300 can be further installed in the clip groove 230 and then is not easy to fall off, so that the body temperature collector 300 can work more stably.

In one embodiment, the body temperature collector 300 and the groove bottom and the groove wall of the clamping groove 230 are adhered by waterproof sealant, so that the stable assembly between the body temperature collector 300 and the protective shell 200 is realized. Moreover, under the condition that the wiring hole is formed in the clamping groove 230, the body temperature collector 300 is bonded with the groove bottom and the groove wall of the clamping groove 230 by using waterproof sealant, so that sweat of a user can be better prevented from entering the protective shell 200 through the wiring hole, and the host is prevented from being damaged by the sweat.

In some embodiments, the host is further provided with a voice identity recognition module, the voice identity recognition module is electrically connected with the startup control module, when the host needs to be charged or is taken down for other reasons and reinstalled, the body temperature identity recognition module and the voice identity recognition module need to be used for carrying out body temperature recognition and voice recognition on a person using the host, and when the recognition result of the body temperature recognition and the recognition result of the voice recognition are successful, the host can be started up, so that the possibility of confusion in use of different user hosts is further reduced, and all the electrocardiographic information finally obtained by a user is the electrocardiographic information of the user, and does not contain the electrocardiographic information of other people.

In an embodiment, the voice identity recognition module includes a microprocessor and a voice collector, the voice collector is electrically connected to the microprocessor, the electrode plate 110, the memory and the voice collector are all electrically connected to the microprocessor, the memory is used to store the electrocardiographic information acquired by the electrode plate and the preset voice information of the user, the voice collector is used to acquire the voice information of the user, and the microprocessor controls the power-on state of the host according to the matching result between the voice information acquired by the voice collector and the preset voice information.

Referring to fig. 3, a protective shell 200 is arranged outside the host, so that the host can be protected by the protective shell 200, and the service life of the electrocardiograph recorder is prolonged. Protective housing 200 has upper end and lower extreme, wherein the upper end is the in-process that the user used the electrocardiograph, protective housing 200 is towards the one end of user's head, the lower extreme is the in-process that the user used the electrocardiograph, protective housing 200 is towards the one end on ground, sound collector's sound acquisition mouth 240 sets up in the upper end, thereby make in the user use, more clear sound can be gathered to sound collector, make the sound match result more accurate, and then reduce because of the inaccurate and unable start or the probability that the alarm error reported to the police of host computer that leads to of sound collection.

In one embodiment, the protective case 200 is provided with a sound collection portion, and a plurality of sound collection ports 240 are spaced apart from the sound collection portion. The sound collection part is arranged, so that the sound collection ports 240 can be distributed in a preset area more intensively, and the sound collection effect is better. Set up a plurality of sound collection mouth 240 and can strengthen the sound collection effect on the one hand, on the other hand can reduce the bore of sound collection mouth 240 under the comparable condition of sound collection effect to make impurity or user's sweat all be difficult to get into sound collection mouth 240, make sound collection mouth 240 be difficult to block up, the host computer is also difficult to damaged.

In some embodiments, the sound collection portion is provided with a protective cover 250, the protective cover 250 is provided with a through hole 251, the position of the through hole 251 and the position of the sound collection port 240 are arranged in a staggered manner, so that a barrier for blocking sweat and impurities from entering the sound collection port 240 is increased, and even if sweat or impurities enter the through hole 251, the sweat or impurities entering the through hole 251 cannot directly enter the sound collection port 240 from the through hole 251 due to the incorrect arrangement of the through hole 251 and the sound collection port 240, so as to further reduce the probability that the sound collection port 240 is blocked or the host is damaged by impurities.

In some embodiments, the protective cover 250 is detachably assembled with the protective case, so that the user can detach the protective cover 250 to conveniently clean the through hole 251 and the sound collection port 240.

In an embodiment, a clamping groove is formed in the edge of the sound collector, a protrusion (not shown in the figure) for being clamped with the clamping groove is formed in the edge of the protective cover 250, and the protective cover 250 and the protective cover are detachably assembled by utilizing the clamping groove and the protrusion, so that the assembling and disassembling processes are convenient and fast.

In an embodiment, the inner side of the protective cover 250 is provided with a water-absorbing layer, so that when liquid is stuck on the protective cover, the liquid can be absorbed by the water-absorbing layer even if the liquid enters the through hole 251, and at this time, the protective cover 250 is only required to be detached to air-dry the water-absorbing layer and then be installed or directly replaced with a new protective cover 250.

In another embodiment, the protective cover 250 is provided with a guiding groove 252, the guiding groove 252 extends from the upper end to the lower end, the guiding groove 252 is disposed between two adjacent through holes 251, when liquid or impurities are stained on the protective cover, the liquid or impurities will slide down along the guiding groove 252 under the action of gravity and the guiding action of the guiding groove 252, thereby reducing the probability of the liquid or impurities entering the through holes 251. In the present embodiment, the protective cover 250 covers the display side of the protective case.

In one embodiment, the guiding groove 252 extends in a zigzag shape, so that the liquid or impurities directly above the through hole 251 are guided to one side of the through hole 251, further reducing the probability of the liquid or impurities entering the through hole 251. In another embodiment, the guiding groove 252 extends in an arc shape, so that the turning point of the guiding groove 252 is smoother, thereby facilitating the smooth guiding of the liquid or the impurities and the smooth sliding of the liquid or the impurities.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. The electrocardiogram recorder is characterized by comprising a patch and a host electrically connected with the patch, wherein the patch is provided with an electrode plate which is used for contacting with the skin of a human body to acquire electrocardiogram information, the host is provided with a memory, a startup control module and a body temperature identity recognition module, the memory is used for storing the electrocardiogram information acquired by the electrode plate, and the startup control module is electrically connected with the body temperature identity recognition module.

2. The electrocardiograph recording instrument according to claim 1, wherein an alarm is further arranged on the host machine, and the alarm is electrically connected with the body temperature identification module.

3. The electrocardiograph recording instrument according to claim 1, wherein a protective case is provided outside the main body, the protective case has a contact side contacting with the skin of the user and a display side arranged opposite to the contact side, the body temperature identification module comprises a microprocessor and a body temperature collector, and the body temperature collector is arranged on the contact side.

4. The electrocardiograph recording instrument according to claim 3, wherein the body temperature collector is arranged on the inner side wall of the protective shell, and the thickness of the protective shell at the position corresponding to the body temperature collector is smaller than the thickness of the protective shell at other positions.

5. The electrocardiograph recording instrument according to claim 3, wherein the body temperature collector is arranged on the outer side wall of the protective shell, and the body temperature collector is wirelessly connected with the microprocessor.

6. The electrocardiograph recording instrument according to claim 3, wherein the body temperature collector is arranged on an outer side wall of the protective shell, the body temperature collector is connected with the microprocessor through a wiring, and a wiring hole for the wiring to pass through is formed in a position of the protective shell corresponding to the body temperature collector.

7. The electrocardiograph recording instrument according to claim 6, wherein a clamping groove is provided on an outer side wall of the protective case, the body temperature collector is embedded in the clamping groove, or the body temperature collector is adhered to a groove bottom of the clamping groove.

8. The electrocardiograph recording instrument according to claim 7, wherein the wiring hole is provided in the middle of the bottom of the clamping groove.

9. The electrocardiograph recording instrument according to any one of claims 3 to 8, wherein a voice identification module is further provided on the host, and the voice identification module is electrically connected to the startup control module.

10. The electrocardiograph recording instrument according to claim 9, wherein the voice identification module comprises a microprocessor and a voice collector, the voice collector is electrically connected to the microprocessor, the protective housing has an upper end and a lower end, and a voice collecting port of the voice collector is provided at the upper end.