CN221039746U - Heating deicing and demisting structure of optical lens - Google Patents
Heating deicing and demisting structure of optical lens Download PDFInfo
- Publication number
- CN221039746U CN221039746U CN202322578244.5U CN202322578244U CN221039746U CN 221039746 U CN221039746 U CN 221039746U CN 202322578244 U CN202322578244 U CN 202322578244U CN 221039746 U CN221039746 U CN 221039746U
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- heating element
- lens
- heating
- deicing
- optical lens
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 189
- 230000003287 optical effect Effects 0.000 title claims abstract description 27
- 238000003466 welding Methods 0.000 claims abstract description 11
- 238000007731 hot pressing Methods 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims description 28
- 230000001070 adhesive effect Effects 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 26
- 239000003292 glue Substances 0.000 claims description 9
- 239000004642 Polyimide Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 22
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001006 Constantan Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- -1 iron-chromium-aluminum Chemical compound 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Landscapes
- Lens Barrels (AREA)
Abstract
The utility model relates to a heating deicing and demisting structure of an optical lens, which comprises the following components: lens, cap, heating element, lens cone; the heating element is fixedly arranged on the surface of the lens barrel or the lens cap, the lens is fixed on the lens barrel, and the lens cap is sleeved on the lens barrel and covers the lower half part of the lens. The heating element is directly fixed on the surface of the lens barrel or the lens cap by means of bonding, hot pressing or welding. The utility model integrates the heating function into the optical lens, realizes heating deicing and demisting on the premise of ensuring the optical performance, avoids the phenomenon of fog or ice in the use process of the lens and influences the driving safety of an automobile, and has the characteristics of simple structure, convenient assembly, high heating efficiency, good reliability, miniaturization and low cost.
Description
Technical Field
The utility model relates to a heating deicing and demisting structure, in particular to a heating deicing and demisting structure of an optical lens, which is simple in structure, high in heating efficiency and good in reliability and can avoid the phenomenon of fog or ice in the use process of the lens.
Background
In the known product (patent number CN 202010646602), a heating device is provided inside the lens, at the edge of the lens body, for transferring heat to the lens body after power is supplied, wherein the heating device is configured as a ceramic heating ring or polyimide PI heating film with heating elements provided inside. After the external power supply supplies power, the heating device heats and directly transfers heat to the lens, so that the deicing and demisting effects are achieved.
In the known product (patent number: CN 202110788523), the heating element is provided with an electrode and a conductive heating element, the conductive heating element is arranged on the periphery of the lens, the conductive heating element is attached to the lens by adopting an evaporation process or a sputtering process, the connecting end of the electrode wire is electrically connected with the conductive heating element, and the electric connecting end is connected with a power supply so as to supply power to the conductive heating element, generate heat and transmit the heat to the lens, thereby realizing deicing and demisting.
The determined prior art has the disadvantages that:
1. The heating device is arranged inside the lens, and a reserved space is needed in design, so that the requirement of miniaturization of the lens cannot be met. In addition, the external power supply supplies power, leads are required to be led out synchronously, the manufacture and the assembly are complex, and the cost is high.
2. The conductive heating piece is attached to the lens through an evaporation process or a sputtering process, the electrode wire is connected with the conductive heating piece more complex, the conductive heating piece is easy to scratch in the assembly process, resistance change occurs to influence the heating effect, in addition, an external power supply supplies power, the lead is required to be taken into consideration synchronously, the lens is complex to manufacture and assemble, and the cost is high.
Disclosure of utility model
Aiming at the problems, the main purpose of the utility model is to provide a heating deicing and demisting structure of an optical lens, which is simple in structure, high in heating efficiency and good in reliability, and can avoid the phenomenon of fog or icing in the use process of the lens.
The utility model solves the technical problems by the following technical proposal: a heating deicing and defogging structure of an optical lens, the heating deicing and defogging structure of the optical lens comprising: lens, cap, heating element, lens cone; the heating element is fixedly arranged on the surface of the lens barrel or the lens cap, the lens is fixed on the lens barrel, and the lens cap is sleeved on the lens barrel and covers the lower half part of the lens.
In a specific embodiment of the present utility model, the heating element is directly fixed to the surface of the lens barrel or the cap by means of bonding, hot pressing, welding, or the like.
In a specific embodiment of the present utility model, the heating element is a polyimide PI heating film having a heating element disposed therein, and the heating element is an electrothermal alloy.
In a specific embodiment of the utility model, the heating element is outermost covered with a thermally insulating film.
In a specific embodiment of the present utility model, the heat insulating film is made of a heat insulating material.
In the specific embodiment example of the utility model, the adhesive material with heat conduction property is integrated or singly used on one side of the heating element to fix the heating element and the lens, when the adhesive material is adhesive at normal temperature, the adhesive material is directly bonded, when the adhesive material is required to be melted at high temperature, the adhesive material can be adhesive, and the fixing of the lens and the heating element is realized by adopting a hot pressing mode.
In a specific embodiment of the present utility model, an adhesive material with heat conduction property is used at one end of the heating element, and the heating element is bonded or hot-pressed at both ends after winding the lens barrel one turn.
In a specific embodiment of the present utility model, welding positions are reserved at two ends of the heating element, and the heating element welds the two ends after winding the lens barrel one turn.
In a specific embodiment of the present utility model, the heating element includes a PI layer+a heating element+a PI layer, or a glue+a PI layer+a heating element+a PI layer.
In a specific embodiment of the present utility model, the heating element comprises a glue+pi layer+heating element+pi layer+insulating layer.
The utility model has the positive progress effects that: compared with the common technology, the heating deicing and demisting structure of the optical lens provided by the utility model has the following advantages:
1. The heating function is integrated on the lens, heating, deicing and demisting are realized on the premise of ensuring optical performance, the phenomenon of fog or icing in the use process of the lens is avoided, and the driving safety of an automobile is ensured.
2. The heating element directly bears on the outer side of the lens, the internal structure of the lens is not required to be adjusted, the lens is simple in structure, parts are convenient to manufacture and assemble, the cost is low, and meanwhile, the miniaturization of the lens can be guaranteed.
3. The heat generated during the operation of the heating element is transferred to the lens through the lens barrel, and the outermost layer of the heating element is covered with a layer of heat insulation film, so that the generated heat can be ensured to be completely transferred to the lens barrel, the heat loss is reduced, and the heating efficiency is improved.
The utility model integrates the heating function into the optical lens, realizes heating deicing and demisting on the premise of ensuring the optical performance, avoids the phenomenon of fog or ice in the use process of the lens and influences the driving safety of an automobile, and has the characteristics of simple structure, convenient assembly, high heating efficiency, good reliability, miniaturization and low cost.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the heat transfer structure of fig. 1 according to the present utility model.
Fig. 3 is a schematic view showing a structure in which a heating element is mounted on a lens barrel in the present utility model.
Fig. 4-1 is one of the structural schematic diagrams of the installation manner of the heating element in fig. 3.
Fig. 4-2 is a second schematic structural view of the mounting mode of the heating element in fig. 3.
Fig. 4-3 are three schematic structural views of the mounting manner of the heating element in fig. 3.
Fig. 5-1 is a schematic view of the structure of the heating element around the lens 3/4 turn.
Fig. 5-2 is a schematic view of the structure of the heating element around the half turn of the lens.
Fig. 5-3 are schematic structural views of the heating element around the entire circumference of the lens.
Fig. 6-1 is a schematic view of the heating element in one of the positions on the barrel.
Fig. 6-2 is a schematic view of a second position of the heating element on the lens barrel.
Fig. 6-3 are schematic diagrams illustrating the heating element in the third position on the lens barrel.
Fig. 6-4 are schematic diagrams of the location of the heating element on the barrel.
Fig. 6-5 are schematic diagrams of the location of the heating element on the barrel.
Fig. 6-6 are schematic diagrams of the heating element in position on the barrel.
Fig. 7-1 is one of the schematic diagrams of the shape of the heating element.
Fig. 7-2 is a second schematic illustration of the shape of the heating element.
Fig. 7-3 are three schematic diagrams of heating element shapes.
Fig. 7-4 are fourth schematic illustrations of heating element shapes.
Fig. 7-5 are fifth diagrams of heating element shapes.
Fig. 7-6 are six schematic diagrams of heating element shapes.
FIG. 8-1 is one of the schematic diagrams of the internal structure of the heating element.
FIG. 8-2 is a schematic diagram of the internal structure of the heating element.
FIG. 8-3 is a third schematic illustration of the internal structure of the heating element.
Fig. 9-1 is one of the schematic structural diagrams of the location of the electrodes in the heating element.
Fig. 9-2 is a top view corresponding to fig. 9-1.
Fig. 9-3 are two schematic structural views of the positions of the electrodes in the heating element.
Fig. 9-4 is a top view corresponding to fig. 9-3.
Fig. 10 is an exploded view of the present utility model.
The following are names corresponding to the reference numerals in the present utility model:
the lens comprises a lens 1, a lens cap 2, a heating element 3, a lens barrel 4, a heat insulation film 301, a PI layer 302, a heating element 303, glue 304, an adhesive material 5 with heat conduction characteristics, a welding material 6 and positive and negative electrodes 7.
Detailed Description
The following description of the preferred embodiments of the present utility model is given with reference to the accompanying drawings, so as to explain the technical scheme of the present utility model in detail.
Fig. 1 is a schematic view of the overall structure of the present utility model, fig. 2 is a schematic view of the heat transfer in fig. 1 of the present utility model, and fig. 10 is an exploded view of the present utility model, as shown in the above-mentioned figures: the utility model provides a heating deicing and demisting structure of an optical lens, which comprises the following components: lens 1, lens cap 2, heating element 3, lens barrel 4; the heating element 3 is fixedly arranged on the surface of the lens barrel 4 or the lens cap 2, the lens 1 is fixed on the lens barrel 4, and the lens cap 2 is sleeved on the lens barrel 4 and covers the lower half part of the lens 1. The heating element 3 is directly fixed on the surface of the lens barrel 4 or the lens cap 2 by means of bonding, hot pressing or welding, etc., as shown in fig. 1-2, when an external power supply is connected, the heating element works to generate heat, and the heat is transferred to the lens through the lens barrel, so that the effects of deicing and demisting are achieved.
Fig. 3 is a schematic structural view of the heating element mounted on the lens barrel according to the present utility model, as shown in fig. 3: the heating element is a polyimide PI heating film with heating elements arranged inside, the heating elements comprise but are not limited to electrothermal alloys such as nichrome, iron-chromium-aluminum alloy, constantan alloy and the like, the shape, structure, material and quantity of the heating elements are not limited, and the shape and structure of the heating elements are not limited.
The fixing mode of the heating element and the lens barrel can be bonding, hot pressing or welding. The adhesive material with heat conduction property is used for bonding, and the adhesive material 5 with heat conduction property can be thermosetting glue, thermosensitive glue, heat conduction gel, heat conduction gasket or heat conduction mud, and the like, can be integrated into the heating element or independently act, and the adhesive material is independently used for bonding the lens and the heating element when being combined.
Fig. 4-1 is a schematic diagram of the installation of the heating element in fig. 3, fig. 4-2 is a schematic diagram of the installation of the heating element in fig. 3, and fig. 4-3 is a schematic diagram of the installation of the heating element in fig. 3. As shown in fig. 4-1, an adhesive material 5 with heat conduction property is integrated or singly used on one surface of the heating element 3 to fix the heating element 3 and the lens barrel 4, when the adhesive material is adhesive at normal temperature, the adhesive material is directly bonded, when the adhesive material is required to be melted at high temperature, the adhesive material can be adhesive, and the fixing of the lens and the heating element is realized by adopting a hot pressing mode. As shown in fig. 4-2, an adhesive material with heat conducting properties is used at one end of the heating element, and the heating element is bonded or hot-pressed at both ends after one turn around the lens. As shown in fig. 4-3, welding positions are reserved at two ends of the heating element, and the two ends of the heating element are welded by adopting welding materials 6 after the heating element winds around the lens for one circle. In summary, the fixing mode of the heating element and the lens is not limited, so long as the fixing and heat transfer of the heating element and the lens can be ensured.
Fig. 5-1 is a schematic view of the structure of the heating element around the lens 3/4 turn. Fig. 5-2 is a schematic view of the structure of the heating element around the half turn of the lens. Fig. 5-3 are schematic structural views of the heating element around the entire circumference of the lens. As shown in the above figures: the heating element 3 may be wound around the lens barrel 4 in a full circle, 3/4 circle, half circle, or the like, and the length and width are not limited, and may be adjusted according to the heating requirement, which is just a few examples, and may have various lengths and widths.
Fig. 6-1 is a schematic view of one of the positions of the heating element on the barrel, fig. 6-2 is a schematic view of the second position of the heating element on the barrel, fig. 6-3 is a schematic view of the third position of the heating element on the barrel, fig. 6-4 is a schematic view of the fourth position of the heating element on the barrel, fig. 6-5 is a schematic view of the fifth position of the heating element on the barrel, and fig. 6-6 is a schematic view of the sixth position of the heating element on the barrel, as shown in the above figures: the heating element 3 is not limited in position on the lens, and can be placed at the rear end of the lens barrel, the flange surface, the front end surface of the flange or the lens cap, and the like, and can be automatically adjusted and combined according to the structure.
Fig. 7-1 is one of the schematic diagrams of the heating element shape, fig. 7-2 is the second schematic diagram of the heating element shape, fig. 7-3 is the third schematic diagram of the heating element shape, fig. 7-4 is the fourth schematic diagram of the heating element shape, fig. 7-5 is the fifth schematic diagram of the heating element shape, and fig. 7-6 is the sixth schematic diagram of the heating element shape, as shown in the above-mentioned figures: the shape and thickness of the ring-like cross section of the heating element 3 are not limited, and include, but are not limited to, rectangular, trapezoidal, circular, semicircular, triangular, stepped, etc.
FIG. 8-1 is a schematic illustration of one of the internal structures of the heating element, FIG. 8-2 is a schematic illustration of a second of the internal structures of the heating element, FIG. 8-3 is a schematic illustration of a third of the internal structures of the heating element, as shown in the above figures: the heating element 3 is covered with a heat insulating film 301, which can reduce the conduction of heat from the heating element to air and reduce heat loss, and the heat insulating film can be made of heat insulating materials such as asbestos, glass fiber, silicate and the like, and the material is not limited, so long as the heat insulating effect can be achieved. The heating element stacking structure is not limited to the forms of the PI layer 302+the heating element 303+the PI layer 301, the glue 304+the PI layer 302+the heating element 303+the PI layer 302, the glue 304+the PI layer 302+the heating element 303+the PI layer 302+the heat insulation film 301, and the like, and can be matched at will.
Fig. 9-1 is one of schematic structural views of the positions of the electrodes in the heating element, and fig. 9-2 is a top view corresponding to fig. 9-1. Fig. 9-3 is a second schematic structural view of the position of the electrode in the heating element, and fig. 9-4 is a top view corresponding to fig. 9-3. As shown in the above figures: the interfaces of the heating element and the client can be directly arranged on the heating element 3, or can be in a connector mode, the form can be selected according to the requirements of the client, as shown in fig. 9-1, the positive electrode 7 and the negative electrode 7 are positioned at two ends of the heating element, when the heating element is annularly fixed on the lens, the positive electrode 7 and the negative electrode 7 are positioned at two sides of the lens and are connected with an external power supply through the forms of wire welding, conductive adhesive bonding or contact connection and the like to supply power to the heating element; as shown in fig. 9-2, the positive and negative electrodes 7 are positioned in the middle of the heating element; as shown in fig. 9-3 and 9-4, the heating element 3 is in the form of an FPC connector, and is adapted by using wires with different sizes according to the type of connector used by the client, and is connected with an external power supply through the form of the connector, so as to supply power.
The utility model integrates the heating function into the optical lens, realizes heating deicing and demisting on the premise of ensuring the optical performance, avoids the phenomenon of fog or ice in the use process of the lens and influences the driving safety of an automobile, and has the characteristics of simple structure, convenient assembly, high heating efficiency, good reliability, miniaturization and low cost.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a heating deicing defogging structure of optical lens which characterized in that: the heating deicing defogging structure of optical lens includes: lens, cap, heating element, lens cone; the heating element is fixedly arranged on the surface of the lens barrel or the lens cap, the lens is fixed on the lens barrel, and the lens cap is sleeved on the lens barrel and covers the lower half part of the lens.
2. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the heating element is directly fixed on the surface of the lens cone or the lens cap by bonding, hot pressing or welding.
3. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the heating element is polyimide PI heating film with heating element inside, and the heating element is electrothermal alloy.
4. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the heating element is outermost covered with a thermally insulating film.
5. The heating deicing and demisting structure for an optical lens according to claim 4, wherein: the heat insulating film is made of heat insulating material.
6. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the adhesive material with heat conduction property is integrated or singly used on one side of the heating element, so that the heating element and the lens are fixed, when the adhesive material is adhesive at normal temperature, the adhesive material is directly bonded, when the adhesive material needs high-temperature melting, the adhesive material can be adhesive, and the lens and the heating element are fixed in a hot pressing mode.
7. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: an adhesive material with heat conduction property is used at one end of the heating element, and the heating element is bonded or hot-pressed at two ends after winding the lens barrel one circle.
8. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: welding positions are reserved at two ends of the heating element, and the two ends of the heating element are welded after the heating element winds the lens barrel for one circle.
9. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the heating element comprises a PI layer, a heating element and a PI layer, or glue, the PI layer, the heating element and the PI layer.
10. The heating deicing and demisting structure for an optical lens according to claim 1, wherein: the heating element comprises a glue water layer, a PI layer, a heating element, a PI layer and a heat insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322578244.5U CN221039746U (en) | 2023-09-22 | 2023-09-22 | Heating deicing and demisting structure of optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322578244.5U CN221039746U (en) | 2023-09-22 | 2023-09-22 | Heating deicing and demisting structure of optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221039746U true CN221039746U (en) | 2024-05-28 |
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ID=91140350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322578244.5U Active CN221039746U (en) | 2023-09-22 | 2023-09-22 | Heating deicing and demisting structure of optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221039746U (en) |
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2023
- 2023-09-22 CN CN202322578244.5U patent/CN221039746U/en active Active
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