Sterilizer

Abstract

The utility model relates to the field of germicidal lamps, and discloses a sterilizer, which comprises a heat conducting mounting seat, a protecting cover, a light emitting component, a light transmitting component and a sealing component, a groove is arranged in the heat conducting mounting seat, the heat conducting mounting seat is used for conducting heat, the protecting cover is arranged on the heat conducting mounting seat, and the light emitting component is arranged at the end part of the heat conducting mounting seat and positioned in the protecting cover. A wire of the light-emitting assembly extends out of the heat conduction installation base from the groove, the light-transmitting assembly is arranged in the protection cover and tightly attached to the light-emitting assembly, the sealing assembly is arranged in the protection cover and is in interference fit with the protection cover, a first extension path groove is formed in the inner wall of the heat conduction installation base, and the diameter of the first extension path groove is larger than that of the groove. The first extension path groove and the groove are filled with first sealant layers. According to the utility model, the first sealing glue layer is filled in the groove in the heat conduction mounting seat and the first extension path groove, so that the bonding area of the first sealing glue layer is increased, and the waterproof effect of the sterilizer is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of germicidal lamp, especially is a kind of sterilizer. BACKGROUND

[0002] It has become a more common way to use ultraviolet rays for sterilization in household appliances.

[0003] The existing ultraviolet sterilizer is mainly composed of an ultraviolet LED ultraviolet lamp bead, a light-transmitting quartz glass piece and a supporting shell. The supporting structure and the quartz glass piece cannot provide good heat dissipation for the ultraviolet LED ultraviolet lamp bead. Meanwhile, in a long-term humid or water-immersed use environment, the sterilizer is prone to water seepage, which causes circuit damage and makes the sterilizer unable to work normally.

[0004] Therefore, the prior art still needs to be improved and developed. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problems in the prior art, provides a sterilizer, and aims to solve the problems of poor heat dissipation and easy water seepage in the prior art.

[0006] The technical solution adopted by the utility model to solve the technical problems is as follows:

[0007] A sterilizer comprises:

[0008] A heat-conducting mounting seat is provided with a groove inside, and is used for heat conduction.

[0009] A protective cover is arranged on the heat-conducting mounting seat.

[0010] A light-emitting assembly is arranged at the end of the heat-conducting mounting seat close to the protective cover and located inside the protective cover. The wires of the light-emitting assembly extend from the groove to the outside of the heat-conducting mounting seat.

[0011] A light-transmitting assembly is arranged inside the protective cover and closely attached to the light-emitting assembly. The light-transmitting assembly is used for transmitting the light of the light-emitting assembly.

[0012] A sealing assembly is arranged inside the protective cover, in interference fit with the protective cover and located on both sides of the light-transmitting assembly.

[0013] The inner wall of the heat-conducting mounting seat is provided with a first extension path groove, the diameter of the first extension path groove is greater than the diameter of the groove, and the first extension path groove and the groove are both filled with a first sealing glue layer.

[0014] Optionally, the first elongated path groove comprises any one or a combination of a spiral slot arranged along the inner wall of the groove and a plurality of circular slots arranged along the inner wall of the groove.

[0015] Optionally, the outer wall of the heat-conducting mounting base is provided with a sleeve, one end of the sleeve close to the cover is a closed structure, the other end is an open structure, the length of the sleeve is greater than the length of the end of the heat-conducting mounting base away from the cover, a second elongated path groove is formed between the outer wall of the heat-conducting mounting base and the sleeve, and the first elongated path groove, the groove and the second elongated path groove are filled with a first sealant layer.

[0016] Optionally, the cover is provided with a light-transmitting hole and a through hole, the light-transmitting hole is located at the end of the cover away from the heat-conducting mounting base and above the through hole, and the through hole is located above the light-transmitting component; the sealing assembly comprises:

[0017] a first sealing ring arranged in the cover and fastened between the through hole and the light-transmitting component;

[0018] a second sealing ring arranged in the cover and fastened between the light-emitting component and the light-transmitting component.

[0019] Optionally, the outer wall of the heat-conducting mounting base is provided with a first external thread, the cover is provided with a first internal thread, a thread sealant layer is arranged on the first external thread, and the first external thread is threadedly connected with the first internal thread.

[0020] Optionally, the heat-conducting mounting base is provided with a flange, the flange is attached to the end face of the cover close to the heat-conducting mounting base, the outer wall of the heat-conducting mounting base is provided with a third sealing ring, and the third sealing ring is located above the flange.

[0021] Optionally, the end of the heat-conducting mounting base close to the cover is provided with a heat-conducting silicone grease layer, and the light-emitting component is attached to the heat-conducting silicone grease layer.

[0022] Optionally, the heat-conducting mounting base is a metal heat-conducting mounting base, and the surface of the metal heat-conducting mounting base is provided with an insulating coating.

[0023] Optionally, the cover is provided with a plurality of anti-skid grooves, and the plurality of anti-skid grooves are arranged circumferentially along the side wall of the cover.

[0024] Optionally, the light-emitting component comprises:

[0025] a printed circuit board arranged at the end of the heat-conducting mounting base close to the cover, and wires of the printed circuit board extend from the groove to outside of the heat-conducting mounting base;

[0026] An ultraviolet lamp bead is arranged on the printed circuit board and electrically connected with the printed circuit board.

[0027] Advantages:

[0028] The utility model provides a sterilizer, through setting up luminous component in the end of heat conduction mounting seat, make luminous component can pass through heat conduction mounting seat and radiate heat, simultaneously, heat conduction mounting seat is connected with the cover, pass through the sealed assembly of setting up in the cover and seal the both sides of light -transmitting component, cooperate the recess and the first extension path groove in -filling first sealant layer in heat conduction mounting seat again, make luminous component package on heat conduction mounting seat, because the diameter of first extension path groove is greater than the diameter of recess, make the adhesion area of first sealant layer increase, and lengthened the path of water seepage, improve the reliability of sterilizer in humid environment. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the sectional structure drawing of the utility model's sterilizer;

[0030] Figure 2 It is the explosion structure drawing of the utility model's sterilizer;

[0031] Figure 3 It is the structure drawing of heat conduction mounting seat of the utility model;

[0032] Figure 4 It is the structure drawing of the cover of the utility model.

[0033] In the drawing:

[0034] 1, cover;1-1, light -transmitting hole;1-2, through -hole;1-3, antiskid groove;1-4, first sealing hole;1-5, first internal thread;

[0035] 2, sealed assembly;2-1, first sealing ring;2-2, second sealing ring;

[0036] 3, luminous component;3-1, ultraviolet lamp bead;3-2, printed circuit board;3-3, wire;

[0037] 4, threaded sealant layer;

[0038] 5, first sealant layer;

[0039] 6, heat conduction mounting seat;6-1, heat conduction silicone grease layer;6-2, third sealing ring;6-3, flange;6-4, sleeve;6-44, second extension path groove;6-5, first external thread;6-6, first extension path groove;

[0040] 7, light -transmitting component. DETAILED DESCRIPTION

[0041] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only, for the purpose of explanation only, and are not to be understood as limiting the present application.

[0042] In the description of the present application, it is to be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified and limited, the term "a plurality of" means two or more.

[0043] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through intermediate medium, or internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] Please refer to Figure 1As shown, the application provides a sterilizer, which comprises a heat-conducting mounting base 6, a protective cover 1, a light-emitting assembly 3, a light-transmitting assembly 7 and a sealing assembly 2. The heat-conducting mounting base 6 is provided with a groove, and is used for heat conduction. The protective cover 1 is arranged on the heat-conducting mounting base 6. The light-emitting assembly is arranged at the end of the heat-conducting mounting base 6 close to the protective cover 1 and located in the protective cover 1. The lead wire 3-3 of the light-emitting assembly extends from the groove to the outside of the heat-conducting mounting base 6. The light-transmitting assembly 7 is arranged in the protective cover 1 and closely abuts the light-emitting assembly 3. The light-transmitting assembly 7 is used for transmitting light of the light-emitting assembly 3. The sealing assembly 2 is arranged in the protective cover 1, is in interference fit with the protective cover 1 and is located on both sides of the light-transmitting assembly 7. The inner wall of the heat-conducting mounting base 6 is provided with a first extension path groove 6-6, the diameter of the first extension path groove 6-6 is greater than that of the groove, and the first extension path groove 6-6 and the groove are both filled with a first sealing glue layer 5.

[0045] In specific implementation, the application provides a sterilizer. The shape of the heat-conducting mounting base 6 can be set according to actual needs, for example, a cylindrical shape, a cuboid shape and the like. The shape of the protective cover 1 is adapted to the shape of the heat-conducting mounting base 6, so that the protective cover 1 can be fixed on the heat-conducting mounting base 6. The light-emitting assembly 3 is mounted on the end surface of the heat-conducting mounting base 6, so that the heat of the light-emitting assembly 3 can be transmitted through the heat-conducting mounting base 6, improving the heat dissipation effect of the light-emitting assembly 3. The heat-conducting mounting base 6 is connected with the protective cover 1, so that the light-emitting assembly 3 is located in the protective cover 1, and the position of the light-transmitting assembly 7 in the protective cover 1 is above the light-emitting assembly 3. The two sides of the light-transmitting assembly 7 are sealed by the sealing assembly 2, so as to ensure that the light of the light-emitting assembly 3 can be transmitted through the light-transmitting assembly 7 and the two sides of the light-transmitting assembly 7 are sealed by the sealing assembly 2. The groove in the heat-conducting mounting base 6 is filled with the first sealing glue layer 5, and the other end of the heat-conducting mounting base 6 is sealed by the light-emitting assembly 3, so that the light-emitting assembly 3 of the sterilizer is sealed, preventing water seepage. In addition, the heat-conducting mounting base 6 is further provided with the first extension path groove 6-6, and the diameter of the first extension path groove 6-6 is greater than that of the groove. When water seeps from the bottom of the heat-conducting mounting base 6 at the first sealing glue layer 5, it needs to pass through the first extension path groove 6-6 and then the groove. Thus, the first extension path groove 6-6 and the groove can effectively prolong the path of water seepage, improving the reliability of the sterilizer in a humid environment.

[0046] It should be noted that the light emitting assembly 3 is a structure for emitting light, in this embodiment, the light emitting assembly 3 also has a sterilization effect, and a user can select a light emitting structure with a sterilization effect according to actual needs; the light transmitting assembly 7 is used for transmitting light of the light emitting assembly 3 and plays a certain protection role on the light emitting assembly 3, such as a lens, glass, and the like; the sealing assembly 2 is used for sealing both sides of the light transmitting assembly 7 to prevent leakage of the light transmitting assembly 7 in the protective cover 1.

[0047] Further, as shown in Figure 2 another embodiment of the present application, the first sealing adhesive layer 5 is potting adhesive, which is used for sealing the groove of the heat-conducting mounting base 6 and the first extended path groove 6-6, so that the lead wire 3-3 of the light emitting assembly 3 can extend out of the heat-conducting mounting base 6, while forming an encapsulation effect on the light emitting assembly 3.

[0048] Referring to Figure 2 another embodiment of the present application, the light emitting assembly 3 includes a printed circuit board 3-2 and an ultraviolet lamp bead 3-1, the printed circuit board 3-2 is arranged at an end of the heat-conducting mounting base 6 close to the protective cover 1, the lead wire 3-3 of the printed circuit board 3-2 extends from the groove to outside of the heat-conducting mounting base 6, and the ultraviolet lamp bead 3-1 is arranged on the printed circuit board 3-2 and electrically connected with the printed circuit board 3-2.

[0049] In specific implementation, the light emitting assembly 3 includes the printed circuit board 3-2 and the ultraviolet lamp bead 3-1, the printed circuit board 3-2 is made of aluminum material, the shape of the printed circuit board 3-2 is circular to match the shape of the end face of the heat-conducting mounting base 6, and the ultraviolet lamp bead 3-1 is arranged at a middle position of the printed circuit board 3-2, so that the irradiation effect of the ultraviolet lamp bead 3-1 is better; the lead wire 3-3 of the printed circuit board 3-2 extends from a middle position of the groove of the heat-conducting mounting base 6 to outside of the heat-conducting mounting base 6, so that the printed circuit board 3-2 can be connected with a power supply. In actual use, the heat of the ultraviolet lamp bead 3-1 is first transmitted to the printed circuit board 3-2 and then dissipated by the heat-conducting mounting base 6.

[0050] Referring to Figure 1 and Figure 2 another embodiment of the present application, the light transmitting assembly 7 includes quartz glass, the quartz glass is arranged in the protective cover 1 and located above the light emitting assembly 3.

[0051] In specific implementation, the light transmitting assembly 7 adopts quartz glass, a light transmitting groove is arranged in the protective cover 1, the quartz glass is arranged in the light transmitting groove, and the quartz glass is located above the light emitting assembly 3, has a good light transmitting effect, and can play a certain protection role on the light emitting assembly 3, meanwhile, the quartz glass also has good insulation, and since the quartz glass is sealed by the sealing assembly 2 in the protective cover 1, the quartz glass can play a certain insulation effect on the light emitting assembly 3.

[0052] Referring to Figure 3 As shown in the other embodiment of the present application, the first extended path groove 6-6 includes any one or a combination of both of the spiral groove arranged along the inner wall of the groove and the plurality of circular grooves arranged along the inner wall of the groove.

[0053] In specific implementation, the spiral groove or the plurality of circular grooves can be arranged on the inner wall of the groove of the heat-conducting mounting seat 6, and the diameter of the spiral groove or the plurality of circular grooves is greater than the diameter of the inner wall of the groove, so that the water seepage path is extended. The user can select the structure of the first extended path groove 6-6 according to actual needs, for example, the spiral groove alone, the plurality of circular grooves alone, or the combination of the spiral groove and the plurality of circular grooves. It can be understood that whether the spiral groove or the circular groove is arranged, both are matched with the height of the heat-conducting mounting seat 6, so that the water seepage path of the first extended path groove 6-6 is longer, and the water seepage effect is better.

[0054] Referring to Figure 2 and Figure 3 As shown in the other embodiment of the present application, the outer wall of the heat-conducting mounting seat 6 is provided with a sleeve 6-4, one end of the sleeve 6-4 close to the cover 1 is a closed structure, the other end is an open structure, the length of the sleeve 6-4 is greater than the length of the end of the heat-conducting mounting seat 6 away from the cover 1, and the second extended path groove 6-44 is formed between the sleeve 6-4 and the outer wall of the heat-conducting mounting seat 6, and the first extended path groove 6-6, the groove and the second extended path groove 6-44 are filled with the first sealing glue layer 5.

[0055] In specific implementation, the circular sleeve 6-4 is arranged on the lower outer wall of the heat-conducting mounting seat 6, the upper end of the sleeve 6-4 is a closed structure, the lower end is an open structure, and the length of the sleeve 6-4 is greater than the length of the bottom end surface of the heat-conducting mounting seat 6, so that the second extended path groove 6-44 is formed between the sleeve 6-4 and the heat-conducting mounting seat 6. When water seeps, the water path needs to pass through the second extended path groove 6-44 first, then the first extended path groove 6-6, and finally the groove to reach the light-emitting assembly 3, thereby further extending the water seepage path, so that the sealing effect of the light-emitting assembly 3 is better, and the water seepage effect is improved.

[0056] Referring to Figure 2 and Figure 4As shown in the other embodiment of the present application, the protective cover 1 is provided with a light-transmitting hole 1-1 and a through hole 1-2, the light-transmitting hole 1-1 is located at the end of the protective cover 1 away from the heat-conducting mounting base 6 and above the through hole 1-2, the through hole 1-2 is located above the light-transmitting assembly 7; the sealing assembly 2 comprises a first sealing ring 2-1 and a second sealing ring 2-2, the first sealing ring 2-1 is arranged in the protective cover 1 and fastened between the through hole 1-2 and the light-transmitting assembly 7, the second sealing ring 2-2 is arranged in the protective cover 1 and fastened between the light-emitting assembly 3 and the light-transmitting assembly 7.

[0057] In the specific implementation, the protective cover 1 is provided with the light-transmitting hole 1-1 and the through hole 1-2, the light-transmitting hole 1-1 is located above the through hole 1-2, the light-transmitting hole 1-1 is in the shape of a funnel, the through hole 1-2 is in the shape of a circle, the minimum diameter of the light-transmitting hole 1-1 is just equal to the diameter of the through hole 1-2, so as to avoid affecting the light-transmitting effect of the through hole 1-2. More specifically, as known from the above, the light-transmitting assembly 7 is installed in the light-transmitting groove, the sealing assembly 2 comprises the first sealing ring 2-1 and the second sealing ring 2-2, the diameter of the light-transmitting groove is greater than the diameter of the through hole 1-2, then the first sealing hole 1-4 is installed on the gap wall between the light-transmitting groove and the through hole 1-2, for installing the first sealing ring 2-1, to ensure the sealing effect of the upper part of the light-transmitting assembly 7 in the protective cover 1, then the second sealing ring 2-2 is installed between the light-transmitting groove and the light-emitting assembly 3, so as to form the sealing of the light-transmitting assembly 7 at both ends in the protective cover 1, to ensure the sealing effect of the light-transmitting assembly 7.

[0058] When the protective cover 1 is fixedly connected with the heat-conducting mounting base 6, the light-emitting assembly 3 will extrude the second sealing ring 2-2, to form the sealing of the light-emitting assembly 3, then the quartz glass will extrude the first sealing ring 2-1, to form the sealing of the light-transmitting assembly 7.

[0059] Preferably, the first sealing ring 2-1 is an O-shaped soft rubber ring, and the second sealing ring 2-2 is a soft rubber flat gasket.

[0060] Referring to Figure 1 and Figure 2 As shown in the other embodiment of the present application, the outer wall of the heat-conducting mounting base 6 is provided with a first outer thread 6-5, the protective cover 1 is provided with a first inner thread 1-5, the first outer thread 6-5 is provided with a thread sealing adhesive layer 4, and the first outer thread 6-5 is threadedly connected with the first inner thread 1-5.

[0061] In practical implementation, the upper part of the outer wall of the heat-conducting mounting base 6 is provided with a first external thread 6-5, and the lower part of the inner wall of the cover 1 is provided with a first internal thread 1-5. The first external thread 6-5 and the first internal thread 1-5 are adapted to each other. In actual use, the thread sealant layer 4 is first applied to the first external thread 6-5, and then the user screws the first external thread 6-5 of the heat-conducting mounting base 6 to connect with the first internal thread 1-5 of the cover 1. This can ensure the sealing effect of the threaded connection and the disassembly effect of the heat-conducting mounting base 6 and the cover 1, making it convenient for the user.

[0062] See Figure 1 and Figure 2 As shown, in another embodiment of this application, a flange 6-3 is provided on the heat-conducting mounting base 6, the flange 6-3 is fitted with the end face of the cover 1 near the heat-conducting mounting base 6, and a third sealing ring 6-2 is provided on the outer wall of the heat-conducting mounting base 6, the third sealing ring 6-2 being located above the flange 6-3.

[0063] In practical implementation, a mounting flange 6-3 is provided in the middle of the outer wall of the heat-conducting mounting base 6. The flange 6-3 is annular in shape and is located below the first external thread 6-5. This allows the user to easily see that the heat-conducting mounting base 6 and the cover 1 are tightened, facilitating user observation. More specifically, a third sealing ring 6-2 is provided on the outer wall of the heat-conducting mounting base 6. The third sealing ring 6-2 is located above the flange 6-3, i.e., on the first external thread 6-5, further improving the sealing effect of the threaded connection between the heat-conducting mounting base 6 and the cover 1, and enhancing the water-proof effect.

[0064] See Figure 1 and Figure 2 As shown, in another embodiment of this application, a thermally conductive silicone grease layer 6-1 is provided at the end of the thermally conductive mounting base 6 near the end of the cover 1, and the light-emitting component 3 is attached to the thermally conductive silicone grease layer 6-1.

[0065] In practical implementation, the thermally conductive grease layer 6-1 is filled on the end face of the thermally conductive mounting base 6, so that the light-emitting component 3 and the end face of the thermally conductive mounting base 6 are fully in contact for heat conduction. At the same time, the thermally conductive grease layer 6-1 has good thermal conductivity, which improves the heat conduction efficiency between the end face of the light-emitting component 3 and the thermally conductive mounting base 6.

[0066] In another embodiment of this application, the thermally conductive mounting base 6 is a metal thermally conductive mounting base 6, and the surface of the metal thermally conductive mounting base 6 is provided with an insulating coating.

[0067] In a specific implementation, the heat-conducting mounting seat 6 is a metal heat-conducting mounting seat 6, and the heat-conducting mounting seat 6 made of metal material has good heat conduction, for example, the heat-conducting mounting seat 6 made of copper material, stainless steel material, aluminum material, etc., preferably, the heat-conducting mounting seat 6 made of aluminum alloy material; and then the surface of the heat-conducting mounting seat 6 is coated with an insulating coating, and the insulating coating refers to a coating made of insulating material, for example, an organic insulating coating and an inorganic insulating coating, the organic insulating coating is an epoxy resin coating, and the inorganic insulating coating is a ceramic coating, the insulating coating can also be a graphene coating or an oxide film formed by anodic oxidation treatment, etc., and the user can select and set according to actual needs, so that the surface of the heat-conducting mounting seat 6 has insulation performance to prevent electric shock. It can be understood that the insulating coating is not shown in the figure.

[0068] Referring to Figure 2 In another embodiment of the present application, a plurality of anti-skid grooves 1-3 are arranged on the protective cover 1, and the plurality of anti-skid grooves 1-3 are arranged circumferentially along the side wall of the protective cover 1.

[0069] Specifically, the upper end of the protective cover 1 is provided with a plurality of anti-skid grooves 1-3, and the plurality of anti-skid grooves 1-3 are arranged circumferentially along the side wall of the protective cover 1, so that when the user disassembles the protective cover 1 and the heat-conducting mounting seat 6, holding the anti-skid grooves 1-3 can have a certain anti-skid effect, facilitating the user to exert force.

[0070] In summary, the sterilizer is provided, the end of the heat-conducting mounting seat is provided with the light-emitting assembly, so that the light-emitting assembly can be cooled through the heat-conducting mounting seat, meanwhile, the heat-conducting mounting seat is connected with the protective cover, the light-transmitting assembly is sealed through the sealing assembly arranged in the protective cover, and the recess in the heat-conducting mounting seat and the first sealing glue layer filled in the first extension path groove are matched, so that the light-emitting assembly is packaged on the heat-conducting mounting seat, due to the fact that the diameter of the first extension path groove is greater than that of the recess, the bonding area of the first sealing glue layer is increased, and the water penetration path is prolonged, the reliability of the sterilizer in a humid environment is improved; the sleeve and the second extension path groove are arranged, the water penetration path is prolonged, and the anti-water penetration effect is further improved; the sealing assembly, the light-transmitting hole and the through hole are arranged, the light-emitting assembly is sealed while the light-transmitting assembly is sealed, and the sealing effect of the light-emitting assembly is ensured; the heat-conducting mounting seat is threadedly connected with the protective cover, and the thread sealing glue layer is matched, so that the heat-conducting mounting seat can be disassembled and threadedly sealed; the flange and the third sealing ring are arranged, and the sealing effect of the thread sealing is further improved; the heat-conducting silicone grease layer is arranged, so that the light-emitting assembly is fully attached to the heat-conducting mounting seat; the metal heat-conducting mounting seat is arranged, and the insulating coating is arranged on the surface of the metal heat-conducting mounting seat, so that the metal heat-conducting mounting seat can play a heat-conducting role and have an insulating effect.

[0071] It should be understood that the application of the present application is not limited to the above examples, and those skilled in the art can make improvements or changes according to the above description, and all these improvements and changes shall belong to the protection scope of the claims of the present application.

Claims

1. A sterilizer, characterized in that, include: A heat-conducting mounting base, wherein a groove is provided inside the heat-conducting mounting base, and the heat-conducting mounting base is used for heat conduction; A protective cover is disposed on the heat-conducting mounting base; A light-emitting component is disposed at the end of the heat-conducting mounting base near the cover and located inside the cover, and the wire of the light-emitting component extends from the groove to the outside of the heat-conducting mounting base; A light-transmitting component is disposed inside the cover and is in close contact with the light-emitting component, the light-transmitting component being used to transmit light from the light-emitting component; A sealing component is disposed inside the cover and is interference-fitted with the cover, and is located on both sides of the light-transmitting component; The inner wall of the heat-conducting mounting base is provided with a first extension path groove, the diameter of the first extension path groove is larger than the diameter of the groove, and both the first extension path groove and the groove are filled with a first sealant layer.

2. The sterilizer according to claim 1, characterized in that, The first extended path groove includes any one or a combination of two of the spiral groove holes and a plurality of circular groove holes arranged along the inner wall of the groove.

3. A sterilizer according to claim 2, characterized in that, The outer wall of the heat-conducting mounting base is provided with a sleeve. One end of the sleeve near the cover is a closed structure, and the other end is an open structure. The length of the sleeve is greater than the length of the end of the heat-conducting mounting base away from the cover. A second extension path groove is formed between the sleeve and the outer wall of the heat-conducting mounting base. The first extension path groove, the groove and the second extension path groove are all filled with a first sealant layer.

4. A sterilizer according to claim 1, characterized in that, The cover has a light-transmitting hole and a through hole. The light-transmitting hole is located at the end of the cover away from the heat-conducting mounting base and above the through hole, which is located above the light-transmitting component. The sealing component includes: A first sealing ring is disposed inside the cover and fastened between the through hole and the light-transmitting component; The second sealing ring is disposed inside the cover and fastened between the light-emitting component and the light-transmitting component.

5. A sterilizer according to claim 1, characterized in that, The outer wall of the heat-conducting mounting base is provided with a first external thread, the inner wall of the cover is provided with a first internal thread, a thread sealing layer is provided on the first external thread, and the first external thread is threadedly connected to the first internal thread.

6. A sterilizer according to claim 5, characterized in that, The heat-conducting mounting base is provided with a flange, which is fitted to the end face of the cover near the heat-conducting mounting base. The outer wall of the heat-conducting mounting base is provided with a third sealing ring, which is located above the flange.

7. A sterilizer according to claim 1, characterized in that, A thermally conductive grease layer is provided at the end of the thermally conductive mounting base near the cover, and the light-emitting component is attached to the thermally conductive grease layer.

8. A sterilizer according to claim 1, characterized in that, The thermally conductive mounting base is a metal thermally conductive mounting base, and the surface of the metal thermally conductive mounting base is provided with an insulating coating.

9. A sterilizer according to claim 1, characterized in that, The cover is provided with several anti-slip grooves, which are arranged circumferentially along the side wall of the cover.

10. A sterilizer according to claim 1, characterized in that, The light-emitting component includes: A printed circuit board is disposed at the end of the thermally conductive mounting base near the cover, and the wires of the printed circuit board extend from the groove to the outside of the thermally conductive mounting base; The ultraviolet lamp beads are disposed on the printed circuit board and electrically connected to the printed circuit board.

Images