CN109714651B - Light penetration preventing structure and positioning base station - Google Patents
Light penetration preventing structure and positioning base station Download PDFInfo
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- CN109714651B CN109714651B CN201811639465.6A CN201811639465A CN109714651B CN 109714651 B CN109714651 B CN 109714651B CN 201811639465 A CN201811639465 A CN 201811639465A CN 109714651 B CN109714651 B CN 109714651B
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- light guide
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- base station
- preventing structure
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- 230000035515 penetration Effects 0.000 title claims abstract description 36
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 238000002834 transmittance Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract 1
- 210000005069 ears Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention provides a light penetration preventing structure and a positioning base station, wherein the light penetration preventing structure comprises a shading support, wherein the shading support is provided with a plurality of light guide holes; the first light guide part is provided in the light guide hole, and one end of the first light guide part faces the light source; and the second light guide part has light transmittance and elasticity, is arranged in the light guide hole, and has one end abutted against the first light guide part and the other end extending to the surface of the shading support. According to the light penetration preventing structure and the positioning base station, the light shading support can prevent light from penetrating out of the first light guide part and the second light guide part, the second light guide part has elasticity, and can be mutually matched with the shell of the base station in an extrusion manner, so that the sealing performance is enhanced, and the light penetration preventing structure and the positioning base station are suitable for complex working environments.
Description
Technical Field
The invention belongs to the technical field of base station equipment, and particularly relates to a light penetration preventing structure and a positioning base station.
Background
Uwb (ultra wideband) is a wireless carrier communication technology, and has the advantages of low power consumption, good multipath resistance, high security, low system complexity, and especially being capable of providing very accurate positioning accuracy (centimeter level), etc., so that it becomes the first choice of a personnel positioning system. The sealing gasket is widely applied to dangerous operation aspects such as tunnel construction, coal mine operation and the like at present, and has higher sealing requirement. The signal lamp in the UWB base station is pasted on the circuit board, and the circuit board is usually provided with a component with a larger size, so that a larger distance is formed between the signal lamp and the shell of the base station, and the light emitted by the signal lamp is displayed on the panel of the base station through the light guide column.
At present, because the quantity of signal lamp is more than one, and the quantity of leaded light post 010 is also more than one, and a plurality of leaded light posts 010 link together with rubber 020, form integral type leaded light post, lead to printing opacity (like figure 1) between the leaded light post, are difficult to seal between leaded light post and the base station casing moreover.
Disclosure of Invention
The invention aims to provide a light penetration preventing structure, which aims to solve the technical problems that in the prior art, a plurality of light guide columns are connected together by rubber, so that light is transmitted between the light guide columns, and the light guide columns and a shell are difficult to seal.
In order to achieve the purpose, the invention adopts the technical scheme that: provided is a light penetration preventing structure including:
a light-shielding support having a plurality of light-guiding apertures;
the first light guide part is provided in the light guide hole, and one end of the first light guide part faces the light source;
and the second light guide part has light transmittance and elasticity, is arranged in the light guide hole, and has one end abutted against the first light guide part and the other end extending to the surface of the shading support.
Further, the second light guide part is in interference fit with the shading support.
Furthermore, the inner wall of the shading support is provided with a positioning step, one end of the first light guide part is abutted against one side of the positioning step, and the second light guide part penetrates through the positioning step and is abutted against the first light guide part.
Further, the periphery of the second light guide part is provided with a waterproof boss, and the waterproof boss is abutted to the positioning step.
Furthermore, an accommodating groove for accommodating the light source is formed in one end, facing the light source, of the first light guide part.
Furthermore, the shading support is also provided with mounting ears, and mounting holes are formed in the mounting ears.
Further, the first light guide part is an acrylic light guide part, and the second light guide part is a silica gel light guide part.
The invention also provides a light penetration preventing structure, which comprises the above light penetration preventing structure, a base station housing, and a circuit board arranged in the base station housing, wherein the circuit board is provided with a plurality of signal lamps, one end of the first light guiding part is opposite to the signal lamps, and the second light guiding part extends to the surface of the base station housing.
Further, the positioning base station further comprises a fastener for fixing the light penetration preventing structure, and the fastener penetrates through the base station shell and the shading support.
Further, the fastener with press from both sides between the base station housing and be equipped with waterproof gasket, waterproof gasket has the orientation the outside turn-ups that turns up of base station housing.
The light penetration preventing structure and the positioning base station provided by the invention have the beneficial effects that: compared with the prior art, the light penetration preventing structure comprises a shading support, a first light guide part and a second light guide part, wherein the first light guide part and the second light guide part are arranged in a light guide hole of the shading support, so that light emitted by a light source can be transmitted to the surface of a base station shell sequentially through the first light guide part and the second light guide part, the shading support can prevent light from penetrating out of the first light guide part and the second light guide part, the second light guide part has elasticity and can be mutually matched with a shell of a base station in a pressing mode, and the sealing performance is enhanced to adapt to a complex working environment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a three-dimensional structure diagram of an integrated light guide column provided in the prior art;
FIG. 2 is a block diagram of a light penetration preventing structure according to an embodiment of the present invention;
FIG. 3 is a side view of a light penetration preventing structure provided by an embodiment of the present invention;
FIG. 4 is a bottom view of a light penetration preventing structure according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a cross-sectional view of a light blocking bracket provided in accordance with an embodiment of the present invention;
fig. 7 is a partial cross-sectional view of a positioning base station according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
010-a light guide post; 020-rubber; 1-a light penetration preventing structure; 11-a first light directing portion; 12-a second light directing portion; 121-waterproof bosses; 13-a light-blocking support; 130-a light guide hole; 1301-a first bore section; 1302-a second bore section; 1303-third hole section; 1304-hollowed-out; 131-an annular sidewall; 132-a light guide receptacle portion; 133-mounting ears; 1330-a mounting hole; 134-positioning step; 2-base station housing; 3-a fastener; 4-waterproof gasket; 41-flanging.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 2 to 5, the light penetration preventing structure 1 of the present invention will now be described. The light penetration preventing structure 1 includes a light shielding bracket 13, a first light guide portion 11 and a second light guide portion 12. The light shielding bracket 13 has a plurality of light guiding holes 130 for accommodating the first light guiding portion 11 and the second light guiding portion 12, and the light guiding holes 130 are disposed through the light shielding bracket 13. The light shielding bracket 13 can be made of black, dark gray, dark blue and other materials to shield light. The light-shielding bracket 13 may be a plastic bracket. In one embodiment, the light sources are sequentially arranged along a direction, the light guide holes 130 are also sequentially arranged along the direction, and the axes of the light guide holes 130 are on the same plane. More specifically, the number of the light guide holes 130 is the same as the number of the light sources, and one light guide hole 130 is directly opposite to each light source. The light source may be an LED signal lamp or the like. Each light guide hole 130 is provided therein with a first light guide portion 11 and a second light guide portion 12, and the first light guide portion 11 and the second light guide portion 12 have light transmittance, so that light emitted from the light source can pass through the first light guide portion 11 and the second light guide portion 12. The first light guide portion 11 and the second light guide portion 12 may be long strips, and the cross section thereof may be circular, square, or the like. In the same light guiding hole 130, one end of the first light guiding portion 11 is disposed facing the light source, the other end of the first light guiding portion 11 is disposed in contact with the second light guiding portion 12, so as to prevent light from leaking between the first light guiding portion 11 and the second light guiding portion 12, and one end of the second light guiding portion 12, which faces away from the first light guiding portion 11, extends to the surface of the light shielding bracket 13, so that light emitted by the light source can be transmitted to the surface of the light shielding bracket 13. In addition, the second light guide portion 12 has elasticity, the second light guide portion 12 can be pressed against the base station housing 2, and the second light guide portion 12 and the base station housing 2 are sealed, so that the dustproof and waterproof effects are achieved. Optionally, the first light guide part 11 is an acrylic light guide part, and the second light guide part 12 is a silicone light guide part. In one embodiment, the second light guiding part 12 penetrates through the base station housing 2, and an outer wall of the second light guiding part 12 is connected with an inner wall of the base station housing 2 in an interference fit manner.
Compared with the prior art, the light penetration preventing structure 1 provided by the invention comprises a light shielding support 13, a first light guide part 11 and a second light guide part 12, wherein the first light guide part 11 and the second light guide part 12 are arranged in a light guide hole 130 of the light shielding support 13, so that light emitted by a light source can be transmitted to the surface of a base station shell sequentially through the first light guide part 11 and the second light guide part 12, the light shielding support 13 can prevent the light from penetrating out of the first light guide part 11 and the second light guide part 12, the second light guide part 12 has elasticity, and can be mutually matched with a shell of the base station in a pressing mode, the sealing performance is enhanced, and the light penetration preventing structure 1 is suitable for a complex working environment.
Referring to fig. 3, as an embodiment of the light penetration preventing structure 1 provided by the present invention, the second light guiding portion 12 is in interference fit with the light shielding bracket 13, and more specifically, the outer wall of the second light guiding portion 12 and the inner wall of the light guiding hole 130 are pressed against each other to fix them together, which is convenient for assembly. In other embodiments, one end of the second light guiding portion 12 extends into the light guiding hole 130 and contacts the first light guiding portion 11, and the other end of the second light guiding portion 12 extends out of the light shielding bracket 13 and abuts against the housing or the panel of the positioning base station, so that the first light guiding portion 11 is fixed in the light shielding bracket 13.
Optionally, as a specific embodiment of the light penetration preventing structure 1 provided by the present invention, the light shielding bracket 13 includes an annular sidewall 131 with a square or oval cross section and a plurality of light guiding accommodating portions 132, the light guiding holes 130 are opened in the light guiding accommodating portions 132, the light shielding bracket 13 is integrally formed, and the first light guiding portion 11 and the second light guiding portion 12 are correspondingly disposed in each light guiding accommodating portion 132. The light guide accommodating portions 132 are sequentially arranged in the annular sidewall 131, so that a gap is formed between two adjacent light guide accommodating portions 132, which is a hollow portion 1304, to reduce the weight of the entire light shielding bracket 13.
Referring to fig. 5, as a specific embodiment of the light penetration preventing structure 1 provided by the present invention, the inner wall of the light shielding bracket 13 has a positioning step 134, one end of the first light guiding portion 11 abuts against one side of the positioning step 134, and the second light guiding portion 12 passes through the positioning step 134 and abuts against the first light guiding portion 11. The positioning step 134 may have a ring shape having a hole through which the second light guide part 12 passes. Alternatively, the first light guide part 11, the second light guide part 12, and the light guide hole 130 are all cylindrical, and the axes of the first light guide part 11 and the second light guide part 12 are overlapped, so that the light guide rate of the light source is increased. In another embodiment, the inner wall of the light shielding bracket 13 has a positioning step 134, but the end of the first light guide part 11 does not abut against the positioning step 134, and the first light guide part 11 is positioned by the pressing of the second light guide part 12.
Referring to fig. 5 and 6, as a specific embodiment of the light penetration preventing structure 1 provided by the present invention, the second light guiding portion 12 has a waterproof boss 121 at the periphery thereof, the waterproof boss 121 abuts against the positioning step 134, the waterproof boss 121 covers the first light guiding portion 11, so as to prevent dust and water from entering the light guiding hole 130, thereby enhancing the sealing performance, and the waterproof boss 121 abuts against the positioning step 134 to position the second light guiding portion 12. Correspondingly, the light guide hole 130 includes a first hole section 1301, a second hole section 1302 and a third hole section 1303 which are sequentially communicated, the first light guide portion 11 is disposed in the first hole section 1301, the second hole section 1302 is disposed at the center of the positioning step 134, and the second light guide portion 12 is sequentially disposed through the second hole section 1302 and the third hole section 1303.
As a specific embodiment of the light penetration preventing structure 1 provided by the present invention, a containing groove for containing the light source is formed at one end of the first light guiding portion 11 facing the light source, so that the light emitted by the light source can be conducted through the first light guiding portion 11 and the second light guiding portion 12 as far as possible, and the light is prevented from being diffused from the periphery of the light source. In one embodiment, the end of the first light guiding portion 11, which is provided with the receiving groove, is abutted against the circuit board, so that all light emitted by the light source can be shielded by the light shielding bracket 13, and the light transmission rate is improved.
Referring to fig. 2 to fig. 6, as an embodiment of the light penetration preventing structure 1 provided by the present invention, the light shielding bracket 13 further has a mounting ear 133, the mounting ear 133 is provided with a mounting hole 1330, and the mounting ear 133 is used to facilitate fixing the light shielding bracket 13 to the base station housing 2. Optionally, the light shield bracket 13 has mounting ears 133 on both sides to make the light shield bracket 13 more stable. Specifically, the shade bracket 13 can be secured to the base station housing 2 by fasteners 3, and the fasteners 3 pass through the mounting holes 1330 and the base station housing 2, securing the shade bracket 13 to the base station housing 2.
The invention also provides a positioning base station, which comprises the light penetration preventing structure 1 in any embodiment, a base station shell 2 and a circuit board arranged in the base station shell 2, wherein the circuit board is provided with a plurality of signal lamps, one end of the first light guide part 11 is opposite to the signal lamps, and the second light guide part 12 extends to the surface of the base station shell 2. In one embodiment, the second light guide part 12 extends out of the surface of the base station housing 2 and is connected with the base station housing 2 in an interference fit manner.
The positioning base station provided by the invention adopts the anti-light-penetration mechanism, the anti-light-penetration structure 1 comprises a light-shielding support 13, a first light guide part 11 and a second light guide part 12, the first light guide part 11 and the second light guide part 12 are arranged in a light guide hole 130 of the light-shielding support 13, so that light emitted by a light source can be transmitted to the surface of the base station shell sequentially through the first light guide part 11 and the second light guide part 12, the light-shielding support 13 can prevent the light from penetrating out of the first light guide part 11 and the second light guide part 12, the second light guide part 12 has elasticity, can be mutually matched with the shell of the base station in a pressing mode, the sealing performance is enhanced, and the anti-light-penetration mechanism is suitable for complex working environments.
Referring to fig. 7, as an embodiment of the positioning base station provided by the present invention, the positioning base station further includes a fastening member 3 for fixing the light penetration preventing structure 1, and the fastening member 3 penetrates through the base station housing 2 and the light shielding bracket 13. The fasteners 3 may be screws, bolts, or the like. In one embodiment, the fastening member 3 sequentially passes through the base station housing 2 and the light shielding bracket 13, the light shielding bracket 13 is completely disposed inside the base station housing 2, and the mounting hole 1330 of the mounting lug 133 on the light shielding bracket 13 is a threaded hole. In another embodiment, the fastening member 3 passes through the light shielding bracket 13 and the base station housing 2 in sequence, the light shielding bracket 13 is partially disposed outside the base station housing 2, and the mounting hole 1330 is an optical hole.
Referring to fig. 7, as a specific embodiment of the positioning base station provided by the present invention, a waterproof gasket 4 is sandwiched between the fastening member 3 and the base station housing, the waterproof gasket 4 has a flange 41 that is turned up toward the outside of the base station housing, and the waterproof gasket 4 is in a bowl shape due to the arrangement of the flange 41, so as to improve the sealing effect. And the base station shell can be provided with a sinking groove, so that the head of the fastener 3 and the waterproof gasket 4 are arranged in the sinking groove, the waterproof gasket 4 can not be exposed for a long time, and the service life is prolonged. In this embodiment, the fastening member 3 sequentially passes through the base station housing 2 and the light shielding bracket 13, and the waterproof gasket 4 is sandwiched between the fastening member 3 and the base station housing; in another embodiment, the fastening member 3 sequentially passes through the light shielding bracket 13 and the base station housing 2, and the waterproof gasket 4 is sandwiched between the fastening member 3 and the light shielding bracket 13.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Prevent wearing light structure, its characterized in that includes:
a light-shielding support having a plurality of light-guiding apertures;
the first light guide part is provided in the light guide hole, and one end of the first light guide part faces the light source;
the second light guide part is provided in the light guide hole, one end of the second light guide part is abutted against the first light guide part, and the other end of the second light guide part extends to the surface of the shading support;
the inner wall of the shading support is provided with a positioning step, one end of the first light guide part is abutted with one side of the positioning step, and the second light guide part penetrates through the positioning step and is abutted with the first light guide part; the periphery of the second light guide part is provided with a waterproof boss, the waterproof boss is abutted to the positioning step, and the waterproof boss covers the first light guide part.
2. The light penetration preventing structure of claim 1, wherein: the second light guide part is in interference fit with the shading support.
3. The light penetration preventing structure of claim 1, wherein: one end of the first light guide part facing the light source is provided with a containing groove for containing the light source.
4. The light penetration preventing structure of claim 1, wherein: the shading support is further provided with mounting lugs, and mounting holes are formed in the mounting lugs.
5. The light penetration preventing structure of claim 1, wherein: the first light guide part is an acrylic light guide part, and the second light guide part is a silica gel light guide part.
6. A positioning base station, characterized by: the light penetration preventing structure comprises a base station shell and a circuit board arranged in the base station shell, wherein the circuit board is provided with a plurality of signal lamps, one end of the first light guide part is opposite to the signal lamps, and the second light guide part extends to the surface of the base station shell.
7. The positioning base station of claim 6, wherein: the positioning base station further comprises a fastener for fixing the light penetration preventing structure, and the fastener penetrates through the base station shell and the shading support.
8. The positioning base station of claim 7, wherein: the fastener with press from both sides between the base station housing and be equipped with waterproof gasket, waterproof gasket has the orientation the outside turn-ups that turns up of base station housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639465.6A CN109714651B (en) | 2018-12-29 | 2018-12-29 | Light penetration preventing structure and positioning base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639465.6A CN109714651B (en) | 2018-12-29 | 2018-12-29 | Light penetration preventing structure and positioning base station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109714651A CN109714651A (en) | 2019-05-03 |
| CN109714651B true CN109714651B (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811639465.6A Active CN109714651B (en) | 2018-12-29 | 2018-12-29 | Light penetration preventing structure and positioning base station |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113281835A (en) * | 2020-02-19 | 2021-08-20 | 启碁科技股份有限公司 | Electronic device and light guide module thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013007938B4 (en) * | 2013-05-07 | 2019-05-23 | Motherson Innovations Lights GmbH & Co. KG | Flexible light guide and method of making a flexible light guide |
| CN205179377U (en) * | 2015-11-18 | 2016-04-20 | 北京华信联创科技有限公司 | Waterproof construction and have outdoor basic station of this waterproof construction |
| CN107092050B (en) * | 2016-02-18 | 2020-03-24 | 纬创资通（中山）有限公司 | Light guide structure for guiding light emitted by a plurality of light emitting components and light emitting device |
| CN205946151U (en) * | 2016-08-09 | 2017-02-08 | 浙江宝狮电子有限公司 | Coaxial horn |
| CN207609273U (en) * | 2017-11-20 | 2018-07-13 | 广东曼申智能科技有限公司 | A kind of lockset primary control box of waterproof protecting against shock |
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