CN211155681U

CN211155681U - Oral cavity detection device with replaceable detection head

Info

Publication number: CN211155681U
Application number: CN201921455755.5U
Authority: CN
Inventors: 王伟权; 林丁由; 蒋忠良
Original assignee: Asia Vital Components Co Ltd
Current assignee: Asia Vital Components Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-08-04
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a removable oral cavity detection device who detects head, including one be equipped with a camera module detect the head and one with correspond this detection head can dismantle mutually or the detection handle that combines, this camera module is located and is corresponded this detection head in, should detect the handle and be equipped with a the control unit and locate in this detection handle, and this the control unit is equipped with a controller, this camera module of this controller electric connection, through the utility model discloses this design for reach the effect of changing the detection head easily.

Description

Oral cavity detection device with replaceable detection head

Technical Field

The present invention relates to an oral cavity detecting device, and more particularly to an oral cavity detecting device with a replaceable detecting head, which can achieve the effect of easily replacing the detecting head.

Background

The hygienic health of the oral cavity has a great influence on the daily life of a person, and the oral cavity of a person is a tissue of only an exposed part of the internal organs of the body, such as teeth, periodontal pockets, tongue, and the like, so that it is very important to frequently examine the oral cavity. With the development of medicine, it is widely used to judge and predict whether the body is affected by pathological changes by observing the health status of teeth and by judging whether the organs in the oral cavity are affected by pathological changes or not, wherein the types of dental plaques accumulated on the teeth are many for the teeth in the oral cavity, the observation effect of general people is limited, and in the absence of a related medical-grade oral cavity detection device, if the conditions of the oral cavity are to be known, a dentist can only seek to know the conditions of the oral cavity through professional diagnosis, until now, the dentist mainly carries out visual inspection, and along with the professional skill of the doctor, the diagnosis of the conditions of the oral cavity can be changed due to factors, and the distribution states of dental plaques, dental caries and dental calculus can not be clearly pointed out, so that the treatment and prevention effects cannot be timely realized, and when the dental caries has obvious visual and tactile detection or when pain occurs, often, the condition is advanced and, if not treated in real time, may result in tooth loss. Although the existing medical-grade tooth detection device with a large machine platform can detect dental plaque and dental calculus on teeth, the detection cost is quite expensive, so that certain bearing pressure is provided. Therefore, there is a need for a device that facilitates self-observation and detection of the oral cavity by a user so that the user can have a preliminary understanding of the oral cavity condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reach the oral cavity detection device of removable detection head of changing the detection head effect easily.

Another object of the present invention is to provide a detachable joint of a detection head to a detection handle, so that the detection head with the function to be detected can be replaced and corresponded in the oral cavity detection, thereby achieving the replaceable oral cavity detection device with the detection head for diversified oral cavity detection.

Another object of the present invention is to provide an oral cavity detecting device with a replaceable detecting head, which is low in cost, convenient to use and suitable for personal hygiene.

In order to achieve the above object, the present invention provides an oral cavity detecting device with a replaceable detecting head, comprising a detecting head and a detecting handle, wherein the detecting head is provided with a photographing module, the photographing module is arranged in the detecting head, the detecting handle and the corresponding detecting head can be detached or combined, the detecting handle is provided with a control unit, the control unit is arranged in the detecting handle, and the control unit is provided with a controller which is electrically connected with the photographing module; through the utility model discloses removable oral cavity detection device who detects the head's design for effectively reach and change easily and detect head, pluralism oral cavity and detect usage and reduce cost's effect.

Drawings

Fig. 1A is a schematic perspective exploded view of an embodiment of the present invention.

Fig. 1B is another schematic perspective view of a three-dimensional decomposition according to an embodiment of the present invention.

Fig. 2 is a perspective assembly diagram of an embodiment of the present invention.

Fig. 3 is a block diagram of an embodiment of the present invention.

Fig. 4 is a schematic view illustrating an embodiment of the oral cavity detecting device operated by a user and an external interface according to an embodiment of the present invention.

Fig. 5 is a schematic view illustrating the combination of the oral cavity detecting device and the external interface according to an embodiment of the present invention.

Fig. 6 is a block diagram of an alternative embodiment of the present invention.

Fig. 7 is a block diagram of an alternative embodiment of the present invention.

Description of reference numerals: 1-an oral detection device; 11-a detection head; 101-a camera module; 1011-lens group; 1012-photographic circuit board; 1013-a filter; 103-power protection circuit; 104-a light source group; 1041-a light emitting diode; 1042 — a light source circuit board; 1043-opening a hole; 111-detection head upper cover; 112-detection head lower cover; 113-a transparent protective cover; 114-a receiving space; 115-a detection port; 12-a detection handle; 121-open side; 122-closed side; 1221-a connection hole; 123-a seal; 124-accommodating space; 1251. 1252, 1253-first, second, and third key holes; 126-a receptacle; 13-a control unit; 131-a controller; 132-a control circuit board; 116. 133, 134-first, second, third ports; 1161-a splicing end; 1351. 1352, 1353-a first, a second and a third switch key; 14-a power supply unit; 15-a wireless charging unit; 151-wireless charging coil; 16-a wireless transmitting unit; 171. 172-first, second key holders; 1711. 1712, 1721, the first, the second and the third through holes; 181. 182, 183-first, second, third actuating members; 19-a carrier support; 2-an external interface; 3-a signal line; 41. 42, 43-first, second, third keycaps; 5-the user.

Detailed Description

The above objects, together with the structure and functional characteristics of the invention, will be best understood from the following description of the preferred embodiments when read in connection with the accompanying drawings.

The utility model provides an oral cavity detecting device with a replaceable detecting head, please refer to fig. 1A which is a three-dimensional exploded schematic diagram of an embodiment of the utility model; fig. 1B is another schematic perspective view of a three-dimensional exploded view according to an embodiment of the present invention; fig. 2 is a schematic perspective view of an embodiment of the present invention; FIG. 3 is a block diagram of an embodiment of the present invention; fig. 4 is a schematic view illustrating an embodiment of the oral cavity detecting device operated by a user according to an embodiment of the present invention; fig. 5 is a schematic view illustrating the combination of the oral cavity detecting device and the external interface according to an embodiment of the present invention. As shown in the figure, the oral cavity detecting device 1 is suitable for detecting the oral cavity of a user 5, and the oral cavity detecting device 1 includes a detecting head 11 and a detecting handle 12, the detecting head 11 and the corresponding detecting handle 12 can be detached or combined, the detecting head of the present embodiment is detachably connected to the corresponding detecting handle 12 in an inserting manner, so as to form the detecting device 1 with the replaceable detecting head 11, but not limited thereto, in the specific implementation, the detecting head 11 can be detached and separated from the detecting handle 12, or the separated detecting head 11 can be combined to the detecting handle 12, that is, the utility model discloses a detachable or combined connection relationship between the detecting head 11 and the detecting handle 121, for example, the detecting head 11 is screwed to the corresponding detecting handle 12 in a detaching manner.

The inspection head 11 is provided with an inspection port 115, a first port 116, an inspection head upper cover 111, an inspection head lower cover 112, a photographing module 101, a light source group 104 and a transparent protective cover 113, wherein the inspection port 115 and the first port 116 are respectively disposed at one end and the other end of the inspection head 11, the inspection port 115 of the embodiment is disposed at a top end of the adjacent inspection head upper cover 111, the first port 116 is disposed outside a bottom end of the inspection head 11, and the first port 116 is electrically connected to the photographing module 101 and the light source group 104. The transparent protection cover 113 is covered on the corresponding detection port 115, the transparent protection cover 113 is used for protecting the camera module 101 and the light source set 104 in the detection port 115, the transparent protection cover 113 also has the effects of water resistance, dust resistance and fog resistance, and the detection head upper cover 111 and the detection head lower cover 112 are connected and jointly define a containing space 114.

The photographing module 101 and the light source set 104 are respectively accommodated in the detecting head, the photographing module 101 and the light source set 104 in this embodiment are respectively accommodated in the accommodating space 114 corresponding to the detecting opening 115, the photographing module 101 is provided with a photographing circuit board 1012, a lens group 1011 and a filter 1013, the photographing circuit board 1012 is a printed circuit board (such as a flexible printed circuit board or a rigid printed circuit board), the spectral response range of the lens group 1011 is 250nm to 1000nm, the lens group 1011 in the accommodating space 114 is arranged on one side of the photographing circuit board 1012 corresponding to the detecting opening 115 and electrically connected with each other, and the lens group 1011 shoots an image of one oral cavity of 5 mouths of a user (such as an image of tooth health condition, throat condition or tongue condition in the oral cavity) through the detecting opening 115. The first port 116 is disposed on one side of the camera circuit board 1012 and electrically connected to each other, and a plug terminal 1161 of the first port 116 protrudes outward from the camera circuit board 1012 to the outside of the bottom end of the detection head 11. In one embodiment, the insertion terminal 1161 of the first port 116 protrudes from the camera circuit board 1012 to be located in the bottom end of the corresponding detection head 11.

The filter 1013 is a high-pass filter, the wavelength of the filter 1013 is greater than or equal to 490nm and less than or equal to 650nm for filtering the extraneous light (such as filtering the light other than 405nm or 470 nm), and the filter 1013 is shown in the embodiment to be disposed in front of the lens group 1011. In one embodiment, the filter 1013 may also be disposed between an image sensor chip and a lens in the lens assembly 1011.

The light source set 104 is disposed between the camera module 101 and the inspection opening 115, the light source set 104 has a plurality of light emitting diodes (L ED)1041 and a light source circuit board 1042, the light source circuit board 1042 is a printed circuit board (such as a flexible printed circuit board or a rigid printed circuit board), the light source circuit board 1042 has an opening 1043, the opening 1043 is sleeved on the periphery of the lens group 1011 corresponding to the camera module 101, so that the plurality of light emitting diodes 1041 are located on the periphery corresponding to the camera module 1011, the plurality of light emitting diodes (L ED)1041 can be a blue light emitting diode 1041, a white light emitting diode 1041, a violet light emitting diode 1041 or any combination thereof, the plurality of light emitting diodes (L ED)1041 are disposed on one side of the light source circuit board 1042 and are electrically connected to each other.

The plurality of leds 1041 are represented in this embodiment as a plurality of blue leds 1041 and a plurality of white leds 1041 disposed on a side of the light source circuit board 1042 adjacent to the opening 1043, and corresponding to the detection opening 115, the light sources emitted by the plurality of blue leds 1041 and the plurality of white leds 1041 are made to irradiate outwards towards the detection opening 115, wherein the wavelength of the plurality of blue leds 1041 is 360nm to 470nm, and two types of blue leds 1041 with different wavelengths are disposed on the light source circuit board 1042 of this embodiment, for example, the wavelength of one type of blue leds 1041 is 405nm for detecting dental plaque, and the wavelength of the other type of blue leds 1041 is 470nm for detecting dental calculus or dental caries. Therefore, when the plurality of blue leds 1041 are used as a detection light source, the light source (e.g. blue light source) emitted by the plurality of blue leds 1041 irradiates the lens assembly 1011 of the photographing module 101 through the filter 1013 after being reflected in the oral cavity, so that the lens assembly 1011 only collects an image of the fluorescence effect reflected by the fluorescence effect (e.g. red fluorescence light source) of the light source generated by the bacteria on the tooth surface (e.g. dental plaque (or dental calculus or caries)) in the oral cavity, so that the user 5 can conveniently know whether dental plaque, dental calculus, caries, infection or inflammation exists on the tooth surface or around the tooth. Since the blue light reflected to the lens assembly 1011 is filtered by the filter 1013, only the red fluorescent light is irradiated to the lens assembly 1011, so that a clearer and more obvious image can be obtained.

When the white leds 1041 are used as a detection light source and the blue leds 1041 do not emit light, the filter 1013 is staggered with the lens group 1011, so that the light emitted by the white leds 1041 is irradiated in the oral cavity, reflected and directly irradiated into the lens group 1011 of the camera module 101, so that the lens group 1011 captures an image of the oral cavity, and the user 5 can clearly identify the health condition (such as tonsillar inflammation or tongue inflammation) in the oral cavity.

Referring to fig. 1A, fig. 1B and fig. 5, the detecting handle 12 is provided with an open side 121, a closed side 122, a sealing member 123, a first key hole 1251, a second key hole 1252, a third key hole 1253, a power unit 14 and a control unit 13, wherein the power unit 14 is represented as a rechargeable battery in the present embodiment, the power unit 14 is electrically connected to the control unit 13 and the camera module 101 for providing power, the open side 121 and the closed side 122 define a receiving space 124, and the receiving space 124 is used for receiving a carrying bracket 19. The sealing member 123 is connected to the corresponding open side 121, and is tightly sealed and connected to the open side 121 through the sealing member 123, so as to effectively achieve the waterproof and dustproof effects, and the closed side 122 is provided with a connecting hole 1221 communicating with the accommodating space 124, and the connecting hole 1221 is used for inserting the first port 116 corresponding to the detection head 11. The first, second and

third key holes

1251, 1252 and 1253 are disposed on the detection handle 12, in the embodiment, the first and

second key holes

1251 and 1252 are disposed on one side of the detection handle 12 corresponding to each other, and the third key hole 1253 is disposed on the other side of the detection handle 12. The control unit 13 is disposed in the detecting handle 12, the control unit 13 is disposed with a controller 131, a control circuit board 132, a second port 133, a first switch key 1351, a second switch key 1352 and a third switch key 1353, wherein the control circuit board 132 is a printed circuit board (such as a flexible printed circuit board or a rigid printed circuit board), the control circuit board 132 and the power supply unit 14 of the embodiment are disposed on one side of the supporting bracket 19, the power supply unit 14 is electrically connected to the control circuit board 132, the control circuit board 132 and the power supply unit 14 of the supporting bracket 19 are accommodated in the accommodating space 124 of the detecting handle 12, the second port 133 is disposed on one side of the control circuit board 132 adjacent to and corresponding to the connecting hole 1221 and electrically connected to the controller 131, so that the first port 116 of the detecting head 11 can be connected to the corresponding second port 133 through the connecting hole 1221, or the first port 116 may be detachable from the second port 133 toward the outside of the connection hole 1221. In one embodiment, the controller unit 13 is provided with a memory (not shown) electrically connected to the controller 131 for storing the captured image (e.g., oral cavity image), such as a Cache (Cache) and a Random Access Memory (RAM).

In addition, the detecting handle 12 is provided with a third port 134, the third port 134 is provided at the other side of the control circuit board 132 and electrically connected to the controller 131, and the third port 134 corresponds to a jack 126 provided at one side of the detecting handle 12, the third port 134 is used for an external interface 2 to be connected or disconnected, the external interface 2 is a display (such as L CD, USB L ED), an electronic device (such as a mobile phone, a tablet or a computer) having a display screen, or a power supply, when the oral cavity detecting device 1 is to perform oral cavity detection, the controller 131 transmits a photographed oral cavity image to the external interface 2 through the third port 134 in a wired manner through a signal line 3 (such as a data transmission line or a data power transmission line) so as to display the display screen on the display (such as fig. 5), so that the user 5 can see health conditions observable by himself or herself when the oral cavity detecting device 1 needs to be charged, the controller 131 transmits the external power supply 2 through the signal line 3 through the third port 134 to the external interface 2, wherein the first port is a USB charging Type, the USB port 133, the USB port is a USB port, the USB port 133, the USB port is a USB port not specifically embodied as a USB charging unit 14, a USB port.

The controller 131 is a micro controller 131(MCU), but not limited thereto, and in an implementation, the controller 131 may be a processor (CPU), a single chip or a Digital Signal Processor (DSP), or other controllers 131 capable of processing image signals and processing data. The controller 131 is electrically connected to the camera module 101, and the controller 131 is disposed at one side of the control circuit board 132 and electrically connected to each other, and the controller 131 receives an oral cavity image (such as a dental plaque image, a tonsil inflammation image or a tongue inflammation image) captured by the lens group 1011 through the first port 116 via the second port 133 and transmits the oral cavity image to the external interface 2 via the third port 134 via the signal line 3 for displaying. The first switch key 1351 and the second switch key 1352 are respectively disposed on one side of the control circuit board 132 corresponding to the first and

second key holes

1251, 1252, and the first and

second switch keys

1351, 1352 are electrically connected to the control circuit board 132 and the controller 131, the first and

second switch keys

1351, 1352 are respectively represented as a power switch key and a mode switch key in this embodiment, the power switch key (i.e. the first switch key 1351) is used to turn on the oral cavity detection apparatus 1 or turn off the oral cavity detection apparatus 1, the mode switch key (the second switch key 1352) is used to switch the detection mode of the oral cavity detection apparatus 1, for example, the mode switch key is pressed once to represent that the oral cavity detection apparatus 1 is switched to the dental plaque detection mode, and is continuously pressed twice to represent that the oral cavity detection apparatus 1 is switched to the dental calculus and caries detection modes, the oral cavity detection device 1 is switched to the normal oral cavity illumination detection mode three times in succession.

The third switch keys 1353 are disposed on the other side of the control circuit board 132 corresponding to the third key holes 1253 and electrically connected to each other, and the third switch keys 1353 are respectively represented as a shooting switch key in this embodiment, and the shooting switch key is used to start the camera module 101 to shoot images. A first key support 171 is mounted on one side of the control circuit board 132, the first key support 171 has a first through hole 1711 and a second through hole 1712, the first through hole 1711 is used for a corresponding first actuating member 181 to axially move in the first through hole 1711, the second through hole 1712 is used for a corresponding second actuating member 182 to axially move in the second through hole 1712, an upper end of each of the first and second actuating

members

181, 182 is respectively sleeved with a first key cap 41 and a second key cap 42, an upper end of each of the first and second key cap actuating

members

181, 182 is located in the corresponding first and

second key holes

1251, 1252, and a lower end of each of the first and second actuating

members

181, 182 contacts with an upper surface of the corresponding first and

second switch keys

1351, 1352.

Therefore, when the first key cap 41 is pressed, the first actuating member 181 (or the second actuating member 182) actuates the corresponding first switch key 1351 to conduct (or the second switch key 1352 to conduct) to turn on the oral cavity detection device for power-on operation, and if the first key cap 41 is pressed again at this time, the first actuating member 181 actuates the corresponding first switch key 1351 to not conduct to turn off the oral cavity detection device for operation. When the oral cavity detecting apparatus 1 is powered on and the second key cap 42 is pressed, the second actuating member 182 actuates the corresponding second switch key 1352 to conduct, so that the controller 131 controls the oral cavity detecting apparatus to execute different detecting modes (such as a dental plaque detecting mode, a dental calculus and caries detecting mode, or a general oral cavity illumination detecting mode). In addition, if the oral cavity detecting device 1 is not in power-on operation (i.e. in power-off state), the second and third

key caps

42 and 43 are pressed without any action reaction.

Furthermore, a second key support 172 is mounted on the other side of the control circuit board 132, the second key support 172 has a third through hole 1721, the third through hole 1721 is used for a corresponding third actuating member 183 to axially move in the third through hole 1721, an upper end of the third actuating member 183 is sleeved with a third key cap 43, the upper end of the third actuating member 183 and the third key cap 43 thereon are located in the corresponding third key hole 1253, and a lower end of the third actuating member 183 contacts with an upper surface of the corresponding third switch key 1353, so that when the oral cavity detection apparatus 1 is powered on and the third key cap 43 is pressed, the third actuating member 183 actuates the corresponding third switch key 1353 to conduct, so that the controller 131 controls the lens group to take an image (i.e., an oral cavity image) according to the current detection mode.

The detecting handle 12 further includes a wireless charging unit 15, the wireless charging unit 15 is provided with a wireless charging coil 151, the wireless charging coil 151 is electrically connected to the control circuit board 132 and the controller 131, and the wireless charging coil 151 is disposed between the sealing member 123 and the control circuit board 132 in the detecting handle 12, so as to be electromagnetically induced with a wireless charging coil in a corresponding wireless charging stand (not shown), so that the wireless charging coil of the wireless charging stand generates a magnetic field after being electrified, at this time, the wireless charging coil 151 in the detecting handle 12 induces a magnetic field change to generate a current, and converts the current into a direct current to be transmitted to the power supply unit 14 for charging and storage.

In an alternative embodiment, referring to fig. 6, and with additional reference to fig. 1A, the test head 11 is provided with a power protection circuit 103, the power protection circuit 103 is disposed on one side of the camera circuit board 1012, the power protection circuit 103 is electrically connected to the camera module 101, the light source set 104 and the first port 116, the power protection circuit 103 is electrically connected or disconnected according to the electrical connection of the first and

second ports

116, 133, allowing power to be supplied to the camera module 101 and the light source module 104, so that the camera module 101 and the light source module 104 can be executed by the controller 131 in a corresponding detection mode, or the power protection circuit 103 is not turned on according to the electrical property of the first and

second ports

116, 133, the power is not allowed to pass through the camera module 101 and the light source set 104, so that the camera module 101 and the light source set 104 cannot be executed by the controller 131 in the corresponding detection mode, thereby achieving the effect of protecting the security mechanism. Wherein the electrical connection of the first and

second ports

116, 133 indicates that the first and

second ports

116, 133 are connected and electrically connected to each other, and the electrical disconnection of the first and

second ports

116, 133 indicates that the first and

second ports

116, 133 are not connected and not electrically connected to each other, or the first and

second ports

116, 133 are not connected and not electrically connected to each other.

In another alternative embodiment, referring to fig. 7 and fig. 1A and 4, the detecting handle 12 further includes a wireless transmitting unit 16, the wireless transmitting unit 16 is, for example, a wireless transmitter, for transmitting the oral cavity image, the wireless transmitting unit 16 is disposed at one side of the control circuit board 132, the wireless transmitting unit 16 is electrically connected to the control circuit board 132 and the controller 131, and the controller 131 transmits the received oral cavity image to the external interface 2 in a wireless transmission manner (such as bluetooth transmission, WIFI transmission, NFC transmission, 3G transmission, 4G transmission or 5G transmission) through the wireless transmitter, for example, the oral cavity image is displayed on the electronic device (see fig. 4).

Therefore, by the utility model discloses a detect head 11 for detachable combine to detecting handle 12 and combine the design together, make user 5 can change different special function's detection head 11 according to different usage and combine to carry out the oral cavity on this detects handle 12 and detect, with effectively reaching pluralism oral cavity and detecting the usage, and only need to purchase new detection head 11 and replace and detect the used detection head 11 on handle 12 originally on using, alright directly trade other people and carry out the oral cavity and detect, and need not purchase whole group again, with effectively reaching and changing easily and detecting the head, the good and reduce cost's of convenience in use effect, and then still effectively reach and keep personal hygiene.

Claims

1. An oral cavity detection device with a replaceable detection head is characterized by comprising

The detection head is provided with a photographing module, and the photographing module is arranged in the detection head; and

the detection handle can be detached or combined with the corresponding detection head, the detection handle is provided with a control unit, the control unit is arranged in the detection handle, the control unit is provided with a controller, and the controller is electrically connected with the photographing module.

2. The oral cavity detecting device with replaceable detecting head as claimed in claim 1, wherein the detecting head is provided with a light source set, the light source set is disposed in the detecting head, the light source set is provided with a plurality of light emitting diodes, and the plurality of light emitting diodes are disposed at the periphery corresponding to the photographing module.

3. The oral cavity detecting device with a replaceable detecting head as claimed in claim 2, wherein the detecting head has a detecting head top cover, a detecting head bottom cover, a detecting port, a first port and a transparent protection cover, the detecting port is opened on a top end of the detecting head top cover, the transparent protection cover is covered on the detecting port, the detecting head top cover and the detecting head bottom cover are connected and together define a containing space, the containing space contains the light source set and the camera module, and the first port is electrically connected to the camera module and the light source set.

4. The oral cavity detecting device with a replaceable detecting head as claimed in claim 3, wherein the photographing module has a photographing circuit board and a lens set, the lens set in the containing space is disposed on a side of the photographing circuit board corresponding to the detecting port and electrically connected to each other, the lens set photographs an image of an oral cavity opened by a user through the detecting port to be transmitted to the controller, the first port is disposed on a side of the photographing circuit board, and an inserting end of the first port protrudes outward from the photographing circuit board to a bottom end of the detecting head, or the inserting end protrudes outward from the photographing circuit board to be located in the bottom end corresponding to the detecting head.

5. The oral cavity detecting device with replaceable detecting head as claimed in claim 4, wherein the photographing module has a filter for filtering the extraneous light except the light with specific wavelength, the filter is disposed in front of or inside a lens of the lens set, the plurality of LEDs are blue LEDs, and the light emitted from the plurality of LEDs is reflected and then irradiated into the lens set through the filter.

6. The oral cavity detecting device with a replaceable detecting head as claimed in claim 1, wherein the detecting handle is provided with a power unit, the power unit is disposed in the detecting handle, and the power unit is electrically connected to the control unit and the photographing module for providing power.

7. The oral cavity detecting device with replaceable detecting head as claimed in claim 3, wherein the detecting handle has a first key hole, a second key hole, a third key hole and a second port, the first, second and third key holes are opened on the detecting handle, the control unit has a first switch button, a second switch button, a third switch button and a control circuit board, the first switch button and the second switch button are respectively disposed on one side of the control circuit board corresponding to the first and second key holes and electrically connected to each other, the third switch button is disposed on the other side of the control circuit board corresponding to the third key hole and electrically connected to each other, the second port is disposed on one side of the control circuit board and electrically connected to the controller for docking with the corresponding first port.

8. The oral cavity detecting device with a replaceable detecting head as claimed in claim 7, wherein a first key holder is mounted on one side of the control circuit board, the first key holder has a first through hole and a second through hole, the first through hole is used for a corresponding first actuating member to axially move in the first through hole, the second through hole is used for a corresponding second actuating member to axially move in the second through hole, an upper end of the first actuating member and an upper end of the second actuating member are located in the first through hole and the second through hole, and a lower end of the first actuating member and a lower end of the second actuating member are in contact with an upper surface of the corresponding first switch key and the corresponding second switch key.

9. The oral cavity detecting device with a replaceable detecting head as claimed in claim 8, wherein a second key holder is mounted on the other side of the control circuit board, the second key holder has a third through hole for a corresponding third actuating member to axially move in the third through hole, an upper end of the third actuating member is located in the third key hole, and a lower end of the third key contacts with an upper surface of the corresponding third switch key.

10. The oral cavity detecting device with a replaceable detecting head as claimed in claim 1, wherein the detecting handle has a wireless charging unit, the wireless charging unit has a wireless charging coil, the wireless charging coil set is electrically connected to the controller, and the wireless charging coil is disposed in the detecting handle for electromagnetic induction with a corresponding wireless charging coil of a wireless charging stand.

11. The oral cavity detecting device of claim 7, wherein the detecting head has a power protection circuit disposed on one side of the camera circuit board and electrically connected to each other, the power protection circuit being electrically connected or disconnected according to the first and second ports to allow or disallow the camera module and the light source set to be activated.

12. The oral cavity detecting device with replaceable detecting head as claimed in claim 7, wherein the first and second switch buttons are a power switch button and a mode switch button, respectively, and the third switch button is a photographing switch button.

13. The oral cavity detecting device with replaceable detecting head as claimed in claim 5, wherein the plurality of light emitting diodes are a blue light emitting diode, a white light emitting diode, a purple light emitting diode or any combination thereof.

14. The oral cavity detecting device of claim 7, wherein the detecting handle has a third port, the third port is disposed on the other side of the control circuit board, and the third port is for an external interface to interface with.

15. The oral cavity detecting device with a replaceable detecting head as claimed in claim 14, wherein the first, second and third ports are a USB port, a Mini USB port, a Micro USB port or a Type C port.

16. The oral sensing device of claim 1, wherein the controller is a microcontroller, a processor or a digital signal processor.

17. The oral cavity detecting device with a replaceable detecting head as claimed in claim 1, wherein the detecting handle is provided with a wireless transmitting unit, and the wireless transmitting unit is electrically connected to the control unit.