CN219439514U

CN219439514U - Oral cavity scanner

Info

Publication number: CN219439514U
Application number: CN202320522716.2U
Authority: CN
Inventors: 张伟; 蒋建福; 冯海龙; 徐佳济; 赵晓波
Original assignee: Shining 3D Technology Co Ltd
Current assignee: Shining 3D Technology Co Ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-01
Anticipated expiration: 2033-03-10

Abstract

The present disclosure relates to the field of oral scanning devices and provides an oral scanner. This oral cavity scanner is equipped with the power supply storehouse in the inside of shell, form first accommodation space and the second accommodation space of intercommunication between power supply storehouse adjacent both sides respectively and the shell, the circuit board sets up in first accommodation space after installing radiator assembly, at least part radiator assembly extends to in the second accommodation space, be equipped with the light source spare in the second accommodation space and the air-out spare between radiator assembly and light source spare, be equipped with the air outlet with second accommodation space intercommunication at least on the shell, the air-suction end of fan is towards radiator assembly, the air-blowing end is towards the air outlet, finally make the heat on the circuit board pass through radiator assembly conduction in first accommodation space to the second accommodation space, the fan promotes the air flow rate in order to promote radiator assembly and light source spare and the heat exchange efficiency of air, realize the heat dissipation to oral cavity scanner inner element, promote the stability of oral cavity scanner during operation.

Description

Oral cavity scanner

Technical Field

The present disclosure relates to the field of oral scanning devices, and in particular, to an oral scanner.

Background

The intraoral scanner has small volume, convenient operation and high processing speed, can directly collect three-dimensional data of teeth in the oral cavity, and is widely applied to the field of oral medical treatment.

If the battery is arranged in the scanner to supply power for the circuit of the scanner, the residual internal space of the scanner is smaller, and the chip and the light source on the circuit board generate heat, and the plastic shell has poor heat conductivity, so that the internal temperature of the equipment is increased at a higher speed. The heat dissipation method commonly used in the prior art adopts an active heat dissipation mode, and discharges the internal heat through a fan or blows external cold air in to dissipate heat of equipment, but because the internal installation space of the scanner is smaller, the fan and the heat dissipation element are larger in size, so that the installation of the scanner in the scanner is limited, the heat dissipation effect of the scanner is poorer, and the stability of products and the service life of components are influenced.

Disclosure of Invention

To solve or at least partially solve the above technical problems, the present disclosure provides an oral scanner.

The present disclosure provides an oral scanner comprising a heat dissipating assembly, a housing, a circuit board, and a light source; a power supply bin extending along the length direction of the shell is arranged in the shell, a first accommodating space and a second accommodating space are formed between two adjacent sides of the power supply bin and the shell respectively, the first accommodating space is communicated with the second accommodating space, an air outlet is formed in the shell, at least the air outlet is communicated with the second accommodating space, and the circuit board is arranged in the first accommodating space; the light source component is arranged in the second accommodating space, the heat dissipation component comprises a heat radiator component and an air outlet component, the heat radiator component is arranged on the circuit board, at least part of the heat radiator component extends into the second accommodating space,

the air outlet piece is arranged in the second accommodating space and is positioned between the light source piece and the radiator component, the air suction end of the air outlet piece faces the radiator component, and the air blowing end of the air outlet piece faces the air outlet, so that the air in the second accommodating space is discharged from the shell.

Optionally, the radiator assembly includes heat conduction board, heat conduction connecting piece and radiating piece, the heat conduction board install in on the circuit board, just the heat conduction board laminate in the surface of circuit board, the radiating piece is located in the second accommodation space, the one end of heat conduction connecting piece with the heat conduction board is connected, the other end with the radiating piece is connected, the air-out piece with the radiating piece sets up relatively.

Optionally, a projection of the heat conducting plate on the circuit board coincides with at least part of the chip area of the circuit board.

Optionally, one end of the heat conducting connecting piece away from the heat conducting plate is bent towards the direction of the heat dissipating piece, so that the heat conducting connecting piece enters the second accommodating space to be connected with the heat dissipating piece.

Optionally, the heat dissipation piece includes heat dissipation support and a plurality of heat radiation fins, the heat dissipation support with the heat conduction connecting piece is kept away from the one end of heat conduction board is connected, the length direction of heat dissipation support with the length direction of shell is perpendicular, a plurality of heat radiation fins follows the length direction interval of heat dissipation support set up in on the heat dissipation support, the air-out piece is used for driving the air current and passes a plurality of heat radiation fins between the clearance.

Optionally, the air outlet is located the side of shell, the air outlet with second accommodation space intercommunication, just the air outlet with the air-out spare sets up relatively, the bottom surface of shell still is equipped with the air intake, the air intake at least with second accommodation space intercommunication.

Optionally, the air outlet piece is a turbofan, the air suction end of the turbofan faces the heat dissipation piece, and the air blowing end of the turbofan faces the air outlet.

Optionally, the air blowing end of the air outlet piece is in sealing connection with the air outlet.

Optionally, the air outlet includes water conservancy diversion passageway and ventilation channel, the one end of water conservancy diversion passageway with the outside intercommunication of shell, and the water conservancy diversion passageway with the outside surface of shell is perpendicular, the other end with ventilation channel intercommunication, the ventilation channel keep away from the one end of water conservancy diversion passageway with the inboard intercommunication of shell, just the length direction of ventilation channel with the direction of blowing of air-out spare is parallel, the ventilation channel be close to the one end of air-out spare with the end sealing connection of blowing of air-out spare.

Optionally, a distance between the power supply bin and one side surface of the inner wall of the housing is greater than a distance between the power supply bin and the other side surface of the inner wall of the housing.

Optionally, the power supply bin is used for detachably connecting a wireless battery or a standby cable.

The present disclosure provides an oral scanner comprising a heat dissipating assembly, a housing, a circuit board, and a light source; a power supply bin extending along the length direction of the shell is arranged in the shell, a first accommodating space and a second accommodating space are formed between two adjacent sides of the power supply bin and the shell respectively, the first accommodating space is communicated with the second accommodating space, an air outlet is formed in the shell, the air outlet is at least communicated with the second accommodating space, and the circuit board is arranged in the first accommodating space; the light source piece sets up in the second accommodation space, the radiator unit includes radiator unit and air-out piece, radiator unit installs on the circuit board, at least part radiator unit extends to in the second accommodation space, the air-out piece sets up in the second accommodation space, and be located between light source piece and the radiator unit, the air-in end of air-out piece is towards radiator unit, the air-out end of air-out piece is towards the air outlet, so that the gas in the second accommodation space is discharged from the shell, the heat that finally makes the circuit board produce passes through radiator unit and transmits to in the second accommodation space from the first accommodation space, the air flow speed in the fan promotes the second accommodation space, the heat exchange efficiency of radiator unit and light source piece and air has been realized the radiating operation to the components and parts of inside at the oral cavity scanner during operation, the stability of scanner during operation has been promoted.

In addition, because the shell is generally held by an operator, the air with higher temperature in the shell is directly discharged out of the shell through the air outlet in the heat dissipation process, so that the shell can keep lower temperature, and the comfort of a user in the process of holding the oral scanner is improved.

Furthermore, this application is through rational layout radiating component, shell, circuit board and light source spare, makes gaseous can unrestricted remove in first accommodation space and second accommodation space to keep the wind channel unobstructed, and promoted the radiating effect of oral cavity scanner, make the oral cavity scanner can use less size's device and make the more inseparable arrangement of the inside device of oral cavity scanner, promote the space utilization in oral cavity scanner when reaching the assurance radiating effect, reduce hardware cost, and the complete machine is small.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments of the present disclosure or the solutions in the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is an exploded view of the internal structure of an oral scanner according to an embodiment of the present disclosure;

fig. 2 is an exploded view of a circuit board and heat sink assembly according to an embodiment of the present disclosure;

fig. 3 is a side view of an oral scanner according to an embodiment of the present disclosure;

FIG. 4 is a front view of a lower housing according to an embodiment of the present disclosure;

fig. 5 is a cross-sectional view taken along A-A in fig. 4.

1, a heat dissipation assembly; 11. a heat sink assembly; 111. a heat conductive plate; 112. a thermally conductive connection; 113. a heat sink; 1131. a heat dissipation bracket; 1132. a heat radiation fin; 12. a fan; 2. a housing; 21. an upper housing; 22. a lower housing; 23. a bottom housing; 241. an air outlet; 2411. a diversion channel; 2412. a ventilation channel; 242. an air inlet; 3. a circuit board; 4. a power supply bin; 5. a light source member; 61. a first accommodation space; 62. the second accommodating space.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, a further description of aspects of the present disclosure will be provided below. It should be noted that, without conflict, the embodiments of the present disclosure and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it will be apparent that the embodiments in the specification are only some, but not all, embodiments of the disclosure.

Referring to fig. 1 to 5, an embodiment of the present disclosure provides an oral scanner including a heat radiation assembly 1, a housing 2, a circuit board 3, and a light source member 5; the inside of the shell 2 is provided with a power supply bin 4 extending along the length direction of the shell 2, a first accommodating space 61 and a second accommodating space 62 are formed between two adjacent sides of the power supply bin 4 and the shell 2 respectively, the first accommodating space 61 is communicated with the second accommodating space 62, the shell 2 is provided with an air outlet 241, the air outlet 241 is at least communicated with the second accommodating space 62, and the circuit board 3 is arranged in the first accommodating space 61; the light source component 5 is arranged in the second accommodating space 62, the heat dissipation component 1 comprises a heat dissipation component 11 and an air outlet component 12, the heat dissipation component 11 is arranged on the circuit board 3, at least part of the heat dissipation component 11 extends into the second accommodating space 62, the air outlet component 12 is arranged in the second accommodating space 62 and is positioned between the light source component 5 and the heat dissipation component 11, the air suction end of the air outlet component 12 faces the heat dissipation component 11, and the air blowing end of the air outlet component 12 faces the air outlet 241, so that the air in the second accommodating space 62 is discharged from the shell 2.

The oral scanner may be a scanner having a wireless mode, and the like. The scanner may have a wired mode in addition to a wireless mode.

In the embodiment of the disclosure, the power supply bin is detachably connected with a wireless battery or a standby cable. When the oral scanner is in a wireless mode, a wireless battery can be installed in the power supply bin 4; when the oral scanner is in wired mode, the power supply compartment 4 may be equipped with a spare cable.

In addition, the scanner can be applied to the fields of professional scanning, industrial scanning, oral scanning and the like besides the field of oral scanning.

Specifically, the housing 2 may be selected to be a rectangular structure, the power supply bin 4 may also be selected to be a rectangular structure, the side walls of the power supply bin 4 and the side walls of the housing 2 are in one-to-one correspondence and parallel, a space between one side surface of the power supply bin 4 and the housing 2 may be selected to be a first accommodating space 61, and a space between one side surface adjacent to the side surface in the first accommodating space 61 of the power supply bin 4 and the housing 2 is a second accommodating space 62; of course, the housing 2 may be selected to have a cylindrical structure, the power supply compartment 4 may have a rectangular structure, the space between one side surface of the power supply compartment 4 and the housing 2 may be selected to be the first accommodating space 61, and the space between one side surface of the power supply compartment 4 adjacent to the side surface in the first accommodating space 61 and the housing 2 may be selected to be the second accommodating space 62. Of course, the side surface of the power supply bin 4 may be an arc surface, and two directions perpendicular to each other on a plane perpendicular to the length direction of the power supply bin 4 of the side surface of the power supply bin 4 are two adjacent sides of the power supply bin 4.

The housing 2 may be selected to have an integrated structure, or the housing 2 may have an upper case 21 and a lower case 22, the upper case 21 and the lower case 22 being disposed opposite to each other, and the upper case 21 and the lower case 22 being connected to each other to form a case having an installation space therein, and the power supply compartment 4 being located in the installation space.

The circuit board 3 is located in the first accommodating space 61 and is connected with the side surface of the power supply bin 4 through a bolt, or the circuit board 3 may be bonded with the side surface of the power supply bin 4 through glue, the radiator assembly 11 may be mounted on the circuit board 3 through a bolt, or the radiator assembly 11 may be mounted on the circuit board 3 through riveting, or the radiator assembly 11 may include a heat conducting member, one end of the heat conducting member is located on the circuit board 3, the other end extends towards the second accommodating space 62 and enters the second accommodating space 62, or the radiator assembly 11 may include a heat conducting tube perpendicular to the circuit board 3, and the heat conducting tube extends towards the second accommodating space 62 and enters the second accommodating space 62.

The air outlet member 12 may be selectively connected to the side surface of the power supply bin 4 in the second accommodating space 62 by bolts, or may alternatively be connected to the side surface of the power supply bin 4 in the second accommodating space 62 by rivets, when the oral scanner is used, one end of the housing 2 close to the oral cavity of the patient is the front end of the oral scanner, the light source member 5 is located at the front end of the second accommodating space 62 inside the housing 2, the radiator assembly 11 in the second accommodating space 62 is located at the rear end of the second accommodating space 62, and the air outlet member 12 is located between the radiator assembly 11 and the light source member 5; the air outlet 241 may be selectively disposed on the side surface of the front end of the housing 2, such that the air outlet 241 is communicated with the second accommodating space 62 and the first accommodating space 61, and the air blown by the air outlet member 12 is discharged out of the housing 2 through the air outlet 241 after passing through the radiator assembly 11, or the air outlet 241 may be selectively disposed on the side surface of the rear end of the housing 2, such that the air outlet 241 is communicated with the second accommodating space 62, and such that the air blown by the air outlet member 12 is discharged out of the housing 2 from the air outlet 241 after passing through the radiator assembly 11.

The radiator assembly 11 is arranged around the power supply bin 4 in the length direction perpendicular to the oral cavity scanner, the air outlet piece 12 and the light source piece 5 with larger volumes are located in the second accommodating space 62, the circuit board 3 is located in the first accommodating space 61, air flows smoothly in the second accommodating space 62 through reasonable layout of the radiator assembly 11, the circuit board 3 and the air outlet piece 12 in the shell 2, and the radiator assembly 11 is arranged around the power supply bin 4, so that the utilization rate of the air in the shell 2 is improved, the oral cavity scanner can keep smaller volume, and an operator can hold the oral cavity scanner conveniently.

When the oral scanner is specifically used, after the oral scanner is started, heat generated during operation of the circuit board 3 is transferred from the radiator assembly 11 in the first accommodating space 61 to the radiator assembly 11 in the second accommodating space 62, negative pressure is generated at the air suction end after the air outlet assembly 12 is started, air flows through the radiator assembly 11 in the second accommodating space 62, then the air flows into the air outlet assembly 12 and then moves towards the air outlet 241, and finally the air flows out of the shell 2, so that the heat on the radiator assembly 11 in the second accommodating space 62 is conducted to the outer side of the shell 2 through air flow, after the air outlet assembly 12 is started, the air suction end of the air outlet assembly 12 sucks air in the inner side of the shell 2, and air is discharged out of the shell 2 from the air outlet 241, so that negative pressure is formed between the air outlet assembly 12 and the light source assembly 5, the air between the light source assembly 5 and the air outlet assembly 12 flows in an accelerating mode, and the heat generated during operation of the light source assembly 5 is conducted to the outer side of the shell 2 through the air flow, and therefore the heat dissipation effect of the heat generating components inside the shell 2 after the oral scanner is started is achieved.

The oral scanner comprises a heat radiation component 1, a shell 2, a circuit board 3 and a light source piece 5; the inside of the shell 2 is provided with a power supply bin 4 extending along the length direction of the shell 2, a first accommodating space 61 and a second accommodating space 62 are formed between two adjacent sides of the power supply bin 4 and the shell 2 respectively, the first accommodating space 61 is communicated with the second accommodating space 62, the shell 2 is provided with an air outlet 241, the air outlet 241 is at least communicated with the second accommodating space 62, and the circuit board 3 is arranged in the first accommodating space 61; the light source component 5 is arranged in the second accommodating space 62, the heat dissipation component 1 comprises a heat dissipation component 11 and an air outlet component 12, the heat dissipation component 11 is arranged on the circuit board 3, at least part of the heat dissipation component 11 extends into the second accommodating space 62, the air outlet component 12 is arranged in the second accommodating space 62 and is positioned between the light source component 5 and the heat dissipation component 11, the air suction end of the air outlet component 12 faces the heat dissipation component 11, the air blowing end of the air outlet component 12 faces the air outlet 241, so that the air in the second accommodating space 62 is discharged from the shell 2, finally, the heat generated during the operation of the circuit board 3 is transferred into the second accommodating space 62 from the first accommodating space 61 through the heat dissipation component 11, the air flow speed in the second accommodating space 62 is improved by the air outlet component 12, the heat exchange efficiency between the heat dissipation component 11 and the light source component 5 and the air is accelerated, the heat dissipation operation of internal components is realized during the operation of the oral scanner, and the stability during the operation of the scanner is improved. In addition, the housing 2 is generally held by an operator, and the air with higher temperature in the housing 2 is directly discharged out of the housing 2 through the air outlet 241 for radiating operation in the radiating process, so that the housing 2 can keep lower temperature, and the comfort of the user in the process of holding the oral scanner is improved.

Furthermore, this application is through rational layout radiating component, shell, circuit board and light source spare, makes gaseous can unrestricted remove in first accommodation space 61 and second accommodation space 62 to keep the wind channel unobstructed, and promoted the radiating effect of oral cavity scanner, make the oral cavity scanner can use less size's device and make the more inseparable arrangement of the inside device of oral cavity scanner, promote the inside space utilization of oral cavity scanner when reaching the assurance radiating effect, reduce hardware cost, and the complete machine is small.

Referring to fig. 1 and 2, in some embodiments, the radiator assembly 11 includes a heat conducting plate 111, a heat conducting connecting piece 112 and a heat dissipating piece 113, where the heat conducting plate 111 is mounted on the circuit board 3, and the heat conducting plate 111 is attached to a surface of the circuit board 3, the heat dissipating piece 113 is located in the second accommodating space 62, one end of the heat conducting connecting piece 112 is connected to the heat conducting plate 111, and the other end is connected to the heat dissipating piece 113, and the air outlet piece 12 is opposite to the heat dissipating piece 113, and specifically, the heat conducting plate 111 may be selected to be a rectangular plate, or alternatively, the heat conducting plate 111 may be selected to be a circular panel, the heat conducting connecting piece 112 may be selected to be a tubular, or alternatively, a rectangular sheet shape may be selected to be a curved piece, or alternatively, the heat conducting connecting piece 112 may be selected to be disposed on a side of the heat conducting plate 111 facing the second accommodating space 62, and the heat conducting connecting piece 112 extends toward the second accommodating space 62 to enter the second accommodating space 62. The heat sink 113 may be a heat sink having a rectangular frame and a plurality of fins, and of course, the heat sink 113 may be a heat sink having a rectangular structure and a plurality of through holes.

The heat conducting plate 111 may be mounted on the circuit board 3 by bolts, and the heat conducting plate 111 is attached to the circuit board 3, or the heat conducting plate 111 may be attached to the circuit board 3 by rivets; the heat dissipation element 113 may be selectively located at a side of the second accommodating space 62 near the rear end of the housing 2, and the heat dissipation element 113 may be selectively disposed opposite to the air outlet element 12 in the second accommodating space 62 along the length direction of the second accommodating space 62, one end of the heat conduction connecting element 112 may be selectively connected to the heat conduction plate 111 through a bolt, or, when both the heat conduction plate 111 and the heat conduction connecting element 112 are metal, the heat conduction plate 111 and the heat conduction connecting element 112 may be selectively connected through a welding manner, or, when both the heat conduction connecting element 112 and the heat dissipation element 113 are metal, the heat conduction connecting element 112 and the heat dissipation element 113 may be selectively connected through a welding manner.

The radiator assembly 11 comprises the heat conducting plate 111, the heat conducting connecting piece 112 and the heat radiating piece 113, the heat conducting plate 111 is installed on the circuit board 3, the heat conducting plate 111 is attached to the surface of the circuit board 3, the heat radiating piece 113 is located in the second accommodating space 62, one end of the heat conducting connecting piece 112 is connected with the heat conducting plate 111, the other end of the heat conducting connecting piece is connected with the heat radiating piece 113, the air outlet piece 12 is arranged opposite to the heat radiating piece 113, finally the heat conducting plate 111 absorbs heat generated by the circuit board 3 during operation, the heat on the heat conducting plate 111 is transferred to the heat radiating piece 113 through the heat conducting connecting piece 112, the air outlet piece 12 is used for blowing towards the heat radiating piece 113, air around the heat radiating piece 113 is accelerated, accordingly, the heat on the heat radiating piece 113 is continuously radiated, the temperature of the circuit board 3 during operation is located in a safe range, the heat conducting plate 111 is located in the first accommodating space 61, the heat radiating piece 113 and the air outlet piece 12 with larger volume are located in the second accommodating space 62, and the heat of the heat radiating piece 3 in the first accommodating space 61 is transferred to the heat radiating space 3 through the heat conducting connecting piece 112 to the heat radiating piece 113 through the heat conducting connecting piece 112, and the heat radiating efficiency of the heat of the circuit board 3 is improved when the heat radiating efficiency of the circuit board 3 is utilized between the heat radiating 2 and the heat radiating shell 2.

Referring to fig. 2, in some embodiments, the projection of the heat-conducting plate 111 on the circuit board 3 coincides with at least part of the chip area of the circuit board 3, specifically, the projection of the heat-conducting plate 111 on the circuit board 3 may be selected to cover the chip area of the circuit board 3, or the projection of the heat-conducting plate 111 on the circuit board 3 may be selected to coincide with 80% of the chip area of the circuit board 3, and when the heat-conducting plate 111 is mounted on the circuit board 3, a gap of 0.3mm may be selected between the heat-conducting plate 111 and the circuit board 3, and the gap may be filled with heat-conducting grease.

The projection of the heat conducting plate 111 on the circuit board 3 is overlapped with at least part of the chip area of the circuit board 3, so that the heat of the chip area of the main heating area of the circuit board 3 is transferred to the heat conducting plate 111, the heat conducting connection piece 112, the heat radiating piece 113 and the heat radiating piece 12 are matched to conduct heat radiating operation, the efficiency of the heat conducting plate 111 for transferring the heat generated by the circuit board 3 during operation is improved, the heat conducting plate 111 and the circuit board 3 are positioned in the first accommodating space 6161, the heat radiating piece 113 is positioned in the second accommodating space 62, and therefore the air radiating piece 12 with larger volume can be arranged in the space with larger volume, the air radiating piece 12 can drive air flow in the second accommodating space 62 to pass through the heat radiating piece 113 in a large amount to conduct heat radiating operation, and the fact that the air radiating piece 12, the circuit board 3, the heat conducting plate 111 and the heat radiating piece 113 are in the same plane is required to be installed in a large space, so that the width of an oral scanner is required to be increased, the manufacturing cost of the oral scanner is reduced, and the using comfort is reduced; by proper layout of the heat conductive plate 111 and the heat sink 113, the oral scanner can be kept small in size for easy handling by an operator.

Referring to fig. 1 and 2, in some embodiments, an end of the heat conducting connecting member 112 away from the heat conducting plate 111 is bent toward the heat dissipating member 113, so that the heat conducting connecting member 112 enters the second accommodating space 62 to be connected with the heat dissipating member 113, specifically, a rectangular structure may be selected, one end of the heat conducting connecting member 112 is connected with a middle portion of the heat conducting plate 111, or one end of the heat conducting connecting member 112 may be selected to be connected with an edge of the heat conducting plate 111, the heat conducting connecting member 112 extends along a direction parallel to the heat conducting plate 111, and when the extending end of the heat conducting connecting member 112 exceeds the edge of the heat conducting plate 111, an end of the heat conducting connecting member 112 away from the heat conducting plate 111 extends toward a direction away from the heat conducting plate 111 after being bent toward the second accommodating space 62, so that the heat conducting connecting member 112 enters the second accommodating space 62 and is connected with the heat dissipating member 113.

By arranging the heat conducting connecting piece 112 to bend in the direction of the heat radiating piece 113 away from one end of the heat conducting plate 111, so that the heat conducting connecting piece 112 enters the second accommodating space 62 to be connected with the heat radiating piece 113, the part of the heat conducting connecting piece 112 located in the first accommodating space 61 and the part located in the second accommodating space 62 are finally integrated, heat is not transferred on the heat conducting connecting piece 112 to have the impression of heat conducting effect due to different heat transfer efficiencies of the heat conducting connecting piece 112, the heat conducting connecting piece 112 conveniently enters the second accommodating space 62 in a bending mode, one end of the heat conducting connecting piece 112 with a rectangular structure is located in the first accommodating space 61 only by welding and bending processes, and the other end of the heat conducting connecting piece 112 located in the second accommodating space 62 is manufactured, so that the manufacturing cost of the radiator assembly 11 is reduced.

Referring to fig. 1 and 2, in some embodiments, the heat dissipation member 113 includes a heat dissipation bracket 1131 and a plurality of heat dissipation fins 1132, the heat dissipation bracket 1131 is connected to an end of the heat conduction connection member 112 away from the heat conduction plate 111, the length direction of the heat dissipation bracket 1131 is perpendicular to the length direction of the housing 2, the plurality of heat dissipation fins 1132 are disposed on the heat dissipation bracket 1131 along the length direction of the heat dissipation bracket 1131 at intervals, and the air outlet member 12 drives the air flow to pass through gaps among the plurality of heat dissipation fins 1132.

Specifically, the heat dissipation bracket 1131 may be a hollow rectangular frame, or may be a hollow cylindrical frame, or may be a rectangular structure, or may be a plurality of heat dissipation fins 1132 arranged at equal intervals in the length direction of the heat dissipation bracket 1131, or may be a plurality of mounting grooves formed in the heat dissipation bracket 1131 at equal intervals in a manner of welding, or may be a plurality of heat dissipation fins 1132 corresponding to a plurality of mounting grooves formed in the heat dissipation bracket 1131, so that the plurality of heat dissipation fins 1132 are connected with the heat dissipation bracket 1131.

By arranging the heat dissipation member 113 comprising the heat dissipation bracket 1131 and the plurality of heat dissipation fins 1132, the heat dissipation bracket 1131 is connected with one end of the heat conduction connecting piece 112 far away from the heat conduction plate 111, so that the length direction of the heat dissipation bracket 1131 is perpendicular to the length direction of the shell 2, the plurality of heat dissipation fins 1132 are arranged on the heat dissipation bracket 1131 at intervals along the length direction of the heat dissipation bracket 1131, the air outlet member 12 drives air flow to pass through gaps among the plurality of heat dissipation fins 1132, finally, heat on the heat conduction connecting piece 112 is transferred to each heat dissipation fin 1132, and the air flow driven by the air outlet member 12 passes through the gaps among the plurality of heat dissipation fins 1132, so that the air flow speed around each heat dissipation fin 1132 is accelerated, the heat exchange efficiency of each heat dissipation fin 1132 is accelerated, the heat dissipation efficiency of the heat dissipation member 113 is improved, and the heat dissipation member 113 can quickly dissipate the heat transferred on the heat conduction connecting piece 112 through air flow.

Referring to fig. 1, 3, 4 and 5, in some embodiments, the air outlet 241 is located on a side surface of the housing 2, the air outlet 241 is communicated with the second accommodating space 62, the air outlet 241 is opposite to the air outlet member 12, the bottom surface of the housing 2 is further provided with an air inlet 242, and the air inlet 242 is at least communicated with the second accommodating space 62.

Specifically, two sides of the housing 2 opposite to each other along the length direction of the housing 2 may be selected as a bottom surface and a top surface of the housing 2, a side of the housing 2 away from the oral cavity of the patient during use may be selected as a bottom surface of the housing 2, the air outlet 241 may be selected to be positioned on the lower shell 22 of the housing 2, the air outlet 241 may be selected to be a through hole group formed by a plurality of through holes arranged on the side of the housing 2, the air inlet 242 may be selected to be one through hole arranged on the bottom surface of the housing 2, the air inlet 242 may be selected to be a through hole group formed by a plurality of through holes arranged on the bottom surface of the housing 2, or a through hole communicating with the second accommodating space 62 may be arranged on the bottom surface of the housing 2, the bottom shell 23 is mounted on the bottom surface of the housing 2, and the air inlet 242 is arranged on the bottom shell 23; the through hole of the air inlet 242 may be selected to be rectangular, or the through hole of the air inlet 242 may be selected to be circular; the through hole of the air inlet 242 may be selected to be rectangular, or the through hole of the air inlet 242 may be selected to be circular.

The air outlet 241 may be selectively located on the side of the casing 2 near the air outlet member 12, so that the air outlet 241 is opposite to the air outlet member 12, one through hole of the air inlet 242 may be selectively located in the projection of the second accommodating space 62 on the bottom surface of the casing 2, or, of course, multiple through holes of the air inlet 242 may be selectively located in the projection of the second accommodating space 62 on the bottom surface of the casing 2, or multiple through holes of the air inlet 242 may be selectively uniformly distributed in the projections of the first accommodating space 61 and the second accommodating space 62 on the bottom surface of the casing 2.

Through setting up the air outlet 241 and being located the side of shell 2, air outlet 241 and second accommodation space 62 intercommunication, and air outlet 241 and the relative setting of air-out spare 12, the bottom surface of shell 2 still is equipped with air intake 242, air intake 242 and second accommodation space 62 intercommunication at least, make air intake 242 can follow the lower gaseous of outside absorption temperature of shell 2, air intake 242 is located the bottom surface of shell 2, make gaseous entering the inside of shell 2 from air intake 242 after, pass through radiator fin 1132 earlier, reentrant air-out spare 12, make the lower air of temperature contact radiator fin 1132 continually, radiator fin 1132's radiating efficiency has been promoted.

Referring to fig. 1, 3 and 4, in some embodiments, the air outlet member 12 is a turbofan, and the turbofan has an air suction end and an air blowing end, the air suction end faces the heat dissipation member 113, and the air blowing end faces the air outlet 241, and specifically, the air suction direction and the air blowing direction of the turbofan may be selected to be perpendicular to each other, so that the air suction end of the turbofan faces the heat dissipation fins 1132 of the heat dissipation member 113, and the air blowing end faces the air outlet 241.

Through setting up air-out piece 12 and being turbofan, turbofan has the end of breathing in and blows air end, the end of breathing in is towards radiator 113, the end of blowing is towards air outlet 241, use turbofan in the less installation space between shell 2 and power supply storehouse 4, can promote the gas flow rate in the installation space between shell 2 and power supply storehouse 4, and turbofan's end of breathing in and blowing air end are at turbofan's adjacent two sides, make turbofan's end of breathing in and blowing air end can set up relatively with air intake 242 and air outlet 241 respectively, the convenience of installing air-out piece 12 in second accommodation space 62 has been promoted.

Referring to fig. 1, in some embodiments, the air blowing end of the air outlet member 12 is in sealing connection with the air outlet 241, specifically, the edge of the air outlet 241 located inside the casing 2 may be selected to be attached to the air blowing end of the air outlet member 12, then the air blowing end of the air outlet member 12 is connected with the edge of the air outlet 241 located inside the casing 2 by using sealant, or, of course, a slot may be optionally provided at the edge of the air outlet 241 located inside the casing 2, a protrusion may be provided at the air blowing end of the air outlet member 12, and the protrusion may be inserted into the slot, so that the air blowing end of the air outlet member 12 is tightly attached to the edge of the air outlet 241 located inside the casing 2, thereby sealing the air blowing end of the air outlet member 12 with the air outlet 241.

Through sealing connection between the blowing end of air-out spare 12 and air outlet 241, make the back of air-out spare 12 start, the end of breathing in of air-out spare 12 is inhaled in the inside of shell 2, the inside of direct through air outlet 241 discharge shell 2 behind the air-out spare 12 is got into to gas, thereby make the inside of shell 2 be in negative pressure state, make the inside gas of shell 2 flow fast, with the effect that realizes accelerating shell 2 inside gas and external gas circulation rate, thereby can be when waking up heat dissipation to fin 1132, also dispel the heat to light source spare 5 through the flow of shell 2 inside gas, promote the radiating efficiency of the inside components and parts of shell 2.

Referring to fig. 1, fig. 4 and fig. 5, in some embodiments, the air outlet 241 includes a diversion channel 2411 and a ventilation channel 2412, one end of the diversion channel 2411 is communicated with the outside of the casing 2, the diversion channel 2411 is perpendicular to the outside surface of the casing 2, the other end is communicated with the ventilation channel 2412, one end of the ventilation channel 2412 far from the diversion channel 2411 is communicated with the inside of the casing 2, the length direction of the ventilation channel 2412 is parallel to the blowing direction of the air outlet 12, one end of the ventilation channel 2412 close to the air outlet 12 is in sealing connection with the blowing end of the air outlet 12, and in particular, the diversion channel 2411 and the ventilation channel 2412 may be rectangular channels, or the diversion channel 2411 and the ventilation channel 2412 may be cylindrical channels.

The above-mentioned housing 2 may be selected to have a rectangular structure, and the side surface of the housing 2 is an arc surface protruding toward the direction away from the interior of the housing 2, the flow guiding channel 2411 is perpendicular to the tangential plane of a point of the arc surface of the housing 2 to realize that the outer side surface of the housing 2 of the flow guiding channel 2411 is perpendicular, or the housing 2 may be selected to have a cylindrical structure, and the length direction of the flow guiding channel 2411 extends along the radial direction of the housing 2 so that the flow guiding channel 2411 is perpendicular to the outer side surface of the housing 2; an angle of 30 ° may be selected between the longitudinal direction of the ventilation channel 2412 and the longitudinal direction of the diversion channel 2411, and of course, the longitudinal direction of the ventilation channel 2412 may be selected to be parallel to the longitudinal direction of the diversion channel 2411.

Through setting up air outlet 241 and including water conservancy diversion passageway 2411 and ventilation passageway 2412, the one end of water conservancy diversion passageway 2411 communicates with the outside of shell 2, and water conservancy diversion passageway 2411 is perpendicular with the outside surface of shell 2, the other end communicates with ventilation passageway 2412, the one end that ventilation passageway 2412 kept away from water conservancy diversion passageway 2411 communicates with the inboard of shell 2, and the length direction of ventilation passageway 2412 is parallel with the blowing direction of air-out piece 12, make the inside efficiency that gas in the air-out piece 12 can get into water conservancy diversion passageway 2411 through shortest route, promote the inside efficiency of gas discharge shell 2 through air outlet 241, the one end that ventilation passageway 2412 is close to air-out piece 12 and the blowing end sealing connection of air-out piece 12, make the gas in the air-out piece 12 can directly get into water conservancy diversion passageway 2411, avoid the gas that the blowing end of air-out piece 12 to stop in the inside of shell 2, and influence the flow of the inside gas of shell 2, finally, the efficiency of gas circulation between the inside and the outside of shell 2 has been promoted, thereby the inside components and parts of shell 2 heat dissipation efficiency.

Referring to fig. 1 and 3, in some embodiments, the distance between the power supply bin 4 and one side surface of the inner wall of the housing 2 is greater than the distance between the power supply bin 4 and the other side surface of the inner wall of the housing 2, and specifically, when the housing 2 has a rectangular structure, the distance between the power supply bin 4 and two opposite side surfaces of the housing 2 may be selected to be unequal, and when the housing 2 has a rectangular structure and the side surfaces of the housing 2 face an arc surface protruding in a direction away from the interior of the housing 2, the distance between the power supply bin 4 and the opposite side surfaces of the housing 2 may be unequal, where the distance between the power supply bin 4 and the side surfaces of the housing 2 is the maximum distance between the surfaces of the power supply bin 4 and the side surfaces of the housing 2; of course, also not limited to when the housing 2 is of cylindrical configuration, the distance between the power supply compartment 4 and the rectangular areas of the radially opposite sides of the housing 2 is not equal, wherein the distance between the power supply compartment 4 and the rectangular areas of the sides of the housing 2 is the maximum spacing between the rectangular areas of the sides of the housing 2 of the power supply compartment 4.

The distance between the power supply bin 4 and one side surface of the inner wall of the shell 2 is larger than the distance between the power supply bin 4 and the other side surface of the inner wall of the shell 2, so that the power supply bin 4 is arranged in the shell 2 in a biased manner, a space with a larger distance between the power supply bin 4 and the side surface of the inner wall of the shell 2 is a second accommodating space 62 for installing the air-out piece 12 and the heat dissipation piece 113, the air-out piece 12 with a larger size, the heat dissipation piece 113 and the light source piece 5 are installed in the space between the shell 2 and the power supply bin 4, and the utilization rate of the space between the shell 2 and the power supply bin 4 is improved.

Referring to fig. 1 to 5, in some embodiments, the power supply bin 4 is configured to detachably connect with a wireless battery or a spare cable, specifically, a buckle may be selectively disposed in the power supply bin 4, the wireless battery or the spare cable is inserted into the power supply bin 4 and then is clamped with the buckle, a magnetic attraction device may be disposed in the power supply bin 4, a metal piece is disposed on the wireless battery or the spare cable, the wireless battery or the spare cable is inserted into the power supply bin 4 and then is connected with the magnetic attraction device, the wireless battery is inserted into the power supply bin 4 and then can provide electric energy for the oral cavity scanner, one end of the spare cable is connected with a power supply, and the other end of the spare cable is inserted into the power supply bin 4 and then can provide electric energy for the oral cavity scanner.

Through setting up power supply storehouse 4 and being used for detachably to connect wireless battery or reserve cable, make the oral cavity scanner can be through connecting wireless battery or reserve cable in order to realize supplying power, make the oral cavity scanner can select different power supply modes under the service scenario of difference, promoted the performance of oral cavity scanner.

In specific use, the circuit board 3 is installed in the first accommodating space 61, the heat conducting plate 111 is installed on the circuit board 3, the heat radiating piece 113 is arranged in the second accommodating space 62, the heat radiating piece 113 is connected with the heat conducting plate 111 through the heat conducting connecting piece 112, the air outlet piece 12 is installed in the second accommodating space 62, when the oral scanner works, the heat generated by the work of the circuit board 3 is conducted onto the heat conducting plate 111, the heat on the heat conducting plate 111 is conducted onto the heat radiating piece 113 through the heat conducting connecting piece 112, the air with lower temperature outside the shell 2 enters the interior of the shell 2 through the air inlet 242 and then passes through the heat radiating fins 1132 and then enters the air outlet piece 12 after being started by the air outlet piece 12, the air in the air outlet piece 12 moves towards the air outlet 241 through the air blowing end, the air in the air outlet piece 12 is discharged out of the interior of the shell 2 through the air outlet 241, the process is continuously carried out in the heat radiation process, so that the air with lower temperature continuously blows through the heat radiation fins 1132, the heat exchange efficiency of the heat radiation fins 1132 and the air is quickened, the heat radiation fins 1132 continuously radiate, the air in the shell 2 also enters the shell through the air suction end of the air outlet piece 12, negative pressure is formed between the air outlet piece 12 and the light source piece 5, the air between the air outlet piece 12 and the light source piece 5 flows and is discharged from the air outlet 241 through the air outlet piece 12, the air flow speed around the light source piece 5 is quickened, the heat exchange efficiency of the light source piece 5 and the air is quickened, the heat on the light source piece 5 is discharged out of the shell 2 through the air flow, and the heat radiation operation is carried out on the circuit board 3 and the heat radiation operation is also carried out on the light source piece 5.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific embodiment of the disclosure to enable one skilled in the art to understand or practice the disclosure. 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 disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown and described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An oral scanner is characterized by comprising a heat radiation component (1), a shell (2), a circuit board (3) and a light source piece (5);

the inside of the shell (2) is provided with a power supply bin (4) extending along the length direction of the shell (2), a first accommodating space (61) and a second accommodating space (62) are respectively formed between two adjacent sides of the power supply bin (4) and the shell (2), the first accommodating space (61) is communicated with the second accommodating space (62), the shell (2) is provided with an air outlet (241), the air outlet (241) is at least communicated with the second accommodating space (62),

the circuit board (3) is arranged in the first accommodating space (61);

the light source piece (5) is arranged in the second accommodating space (62),

the heat dissipation assembly (1) comprises a heat dissipation assembly (11) and an air outlet assembly (12),

the radiator assembly (11) is arranged on the circuit board (3), at least part of the radiator assembly (11) extends into the second accommodating space (62),

the air outlet piece (12) is arranged in the second accommodating space (62) and is positioned between the light source piece (5) and the radiator assembly (11), the air suction end of the air outlet piece (12) faces the radiator assembly (11), and the air blowing end of the air outlet piece (12) faces the air outlet (241), so that the air in the second accommodating space (62) is discharged from the shell (2).

2. The oral scanner according to claim 1, wherein the heat sink assembly (11) comprises a heat conducting plate (111), a heat conducting connecting piece (112) and a heat dissipating piece (113), the heat conducting plate (111) is mounted on the circuit board (3), the heat conducting plate (111) is attached to the surface of the circuit board (3), the heat dissipating piece (113) is located in the second accommodating space (62), one end of the heat conducting connecting piece (112) is connected with the heat conducting plate (111), the other end is connected with the heat dissipating piece (113), and the air outlet piece (12) is arranged opposite to the heat dissipating piece (113).

3. The oral scanner according to claim 2, characterized in that the projection of the thermally conductive plate (111) onto the circuit board (3) coincides with at least part of the chip area of the circuit board (3).

4. The oral scanner according to claim 2, wherein an end of the heat conductive connecting member (112) remote from the heat conductive plate (111) is bent toward the heat dissipating member (113) so that the heat conductive connecting member (112) enters the second accommodating space (62) to be connected with the heat dissipating member (113).

5. The oral scanner according to claim 2, wherein the heat dissipating member (113) comprises a heat dissipating bracket (1131) and a plurality of heat dissipating fins (1132), the heat dissipating bracket (1131) is connected to an end of the heat conducting connecting member (112) away from the heat conducting plate (111), a length direction of the heat dissipating bracket (1131) is perpendicular to a length direction of the housing (2), the plurality of heat dissipating fins (1132) are disposed on the heat dissipating bracket (1131) at intervals along the length direction of the heat dissipating bracket (1131), and the air outlet member (12) is configured to drive an air flow to pass through gaps between the plurality of heat dissipating fins (1132).

6. The oral scanner according to claim 2, wherein the air outlet (241) is located at a side surface of the housing (2), the air outlet (241) is communicated with the second accommodating space (62), the air outlet (241) is disposed opposite to the air outlet member (12), an air inlet (242) is further disposed at a bottom surface of the housing (2), and the air inlet (242) is at least communicated with the second accommodating space (62).

7. The oral scanner according to claim 6, wherein the air outlet member (12) is a turbo fan, the air intake end of the turbo fan being directed toward the heat sink member (113), the air blowing end of the turbo fan being directed toward the air outlet (241);

the air blowing end of the air outlet piece (12) is in sealing connection with the air outlet (241).

8. The oral scanner according to claim 7, wherein the air outlet (241) comprises a diversion channel (2411) and a ventilation channel (2412), one end of the diversion channel (2411) is communicated with the outer side of the housing (2), the diversion channel (2411) is perpendicular to the outer side surface of the housing (2), the other end is communicated with the ventilation channel (2412), one end of the ventilation channel (2412) away from the diversion channel (2411) is communicated with the inner side of the housing (2), and the length direction of the ventilation channel (2412) is parallel to the blowing direction of the air outlet member (12), and one end of the ventilation channel (2412) close to the air outlet member (12) is connected with the blowing end of the air outlet member (12) in a sealing manner.

9. The oral scanner according to claim 1, characterized in that the distance between the power supply compartment (4) and one side of the inner wall of the housing (2) is larger than the distance between the power supply compartment (4) and the other side of the inner wall of the housing (2).

10. The oral scanner according to claim 1, wherein the power supply compartment (4) is adapted to be detachably connected to a wireless battery or a spare cable.