CN209882480U - Vehicle-mounted positioning equipment capable of shielding electromagnetic interference - Google Patents
Vehicle-mounted positioning equipment capable of shielding electromagnetic interference Download PDFInfo
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- CN209882480U CN209882480U CN201920604420.9U CN201920604420U CN209882480U CN 209882480 U CN209882480 U CN 209882480U CN 201920604420 U CN201920604420 U CN 201920604420U CN 209882480 U CN209882480 U CN 209882480U
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Abstract
The utility model discloses a shielding electromagnetic interference's on-vehicle positioning device, include: the tin-containing box comprises a tin-containing box body, a positioning device, a fixing device, a metal net, an air guide pipe, radiating fins, a support and a vacuum chuck; the positioning device and the metal net are positioned in the tin carton, and the positioning device is positioned in the metal net; the fixing devices are positioned on two sides of the metal net, one end of each fixing device is connected to the metal net, and the other end of each fixing device is positioned outside the tin carton; the top of the metal net is provided with a sliding groove, and two sides of the metal net are provided with protruding structures matched with the sliding groove; the radiating fins are positioned at the top of the tinfoil box; the air guide pipe is positioned at the bottom of the tin carton; one end of the bracket is connected with the bottom of the tin carton, and the other end of the bracket is connected with the vacuum chuck; the utility model effectively prevents electromagnetic interference and effectively increases the adaptability of the utility model through the mobility of the metal net, so that the utility model can adapt to positioning devices with different sizes; the air conditioning air and the radiating fins are led in through the air guide pipe, and the radiating performance of the device is effectively improved.
Description
Technical Field
The utility model belongs to the technical field of the mobile unit and specifically relates to a shielding electromagnetic interference's on-vehicle positioning device.
Background
Along with the popularization of automobiles, the problem of vehicle increase in road planning of cities is gradually solved, so that urban roads are correspondingly increased and more complex, and vehicle-mounted positioning devices are gradually popularized when vehicles run; and receive other electronic equipment or external electromagnetic interference easily when on-vehicle positioner uses and lead to fixing a position the precision to receive the influence, simultaneously, also can influence other electronic equipment because of positioner's own electromagnetic interference, so the positioner that can shield electromagnetic interference can effectively solve its mutual interference's problem.
In the prior art, there is the device that shields electromagnetic interference through tin carton and metal mesh, but the device dispels the heat through the gas collecting channel, and its radiating effect is not high, causes the equipment temperature in the metal mesh too high easily, influences normal work, and simultaneously, its fixing device is located the tin carton, and the metal mesh size is fixed, is not convenient for carry out nimble regulation metal mesh size according to the mobile unit size.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the existing problems, the vehicle-mounted positioning equipment for shielding electromagnetic interference is provided; the utility model solves the problem of poor heat dissipation effect of the vehicle-mounted positioning equipment; the problem that the size of the metal net cannot be flexibly changed according to the vehicle-mounted equipment is also solved.
The utility model adopts the technical scheme as follows:
an on-board positioning device shielded from electromagnetic interference, comprising: the tin-containing box comprises a tin-containing box body, a positioning device, a fixing device, a metal net, an air guide pipe, radiating fins, a support and a vacuum chuck; the positioning device and the metal net are positioned in the tin carton, and the positioning device is positioned in the metal net; the fixing devices are positioned on two sides of the metal net, one end of each fixing device is connected to the metal net, and the other end of each fixing device is positioned outside the tin carton and used for fixing the metal net; the top of the metal net is provided with a sliding chute, and two sides of the metal net are provided with protruding structures matched with the sliding chute and can move along the sliding chute; the radiating fins are positioned at the top of the tinfoil box and used for discharging heat; the air guide pipe is positioned at the bottom of the tin carton and used for guiding air into the tin carton; one end of the support is connected with the bottom of the tin paper box, and the other end of the support is connected with the vacuum chuck and used for fixing the tin paper box on a plane.
Due to the adoption of the structure, the tin carton and the metal net can effectively prevent the mutual electromagnetic interference between the positioning device and other equipment, and when the positioning device works, heat generated by the positioning device can be led out from the radiating fins through cold air led in by the air guide pipe; the metal net can change the size through the sliding groove, so that the metal net can adapt to positioning devices with different sizes.
Further, the fixing device includes: the fixing plate, the screw rod, the fixing plate and the rotating handle; the fixing piece is fixed on the metal net, a through hole is formed in the center of the fixing plate, one end of the screw rod penetrates through the through hole and then is connected with the fixing piece, the other end of the screw rod is connected with the rotating handle, and the rotating handle is located outside the tin carton.
Due to the adoption of the structure, when the size of the metal ring needs to be changed, the rotating handle can be rotated clockwise, the rotating handle can drive the screw rod to start rotating, the screw rod can push the fixing piece towards the center of the tinfoil box, the fixing piece can push two sides of the metal net towards the center of the tinfoil box respectively, after the side of the metal net is close to the positioning device, the rotating handle stops rotating, and the positioning device can be stably fixed in the metal net at the moment.
Furthermore, the through hole is a threaded through hole, and the screw rod is provided with threads matched with the threaded through hole.
Due to the adoption of the structure, the screw rod can stably move through the thread structure when rotating.
Furthermore, one end of the air guide pipe is connected with the tin paper box, and the other end of the air guide pipe is connected with the vehicle-mounted air conditioner and used for guiding air conditioning air into the tin paper box.
Due to the adoption of the structure, the air guide pipe can directly guide cold air blown out by the vehicle-mounted air conditioner, so that the heat dissipation effect is better.
Furthermore, the magnetic field generating device also comprises a power line, a voltage reduction module and a magnetic ring; the magnetic ring is positioned on the power line, one end of the power line is connected with the positioning device, and the other end of the power line is connected with the voltage reduction module.
Due to the adoption of the structure, the electromagnetic interference generated by the positioning device in power supply is effectively prevented through the magnetic ring.
Further, the voltage reduction module is connected with the automobile cigarette lighter.
Furthermore, a layer of aluminum foil film is arranged on the outer surface of the power line.
Due to the adoption of the structure, the electromagnetic interference is further prevented through the aluminum foil film.
Furthermore, a layer of conductive paint is coated on the inner wall of the shell of the positioning device.
Due to the adoption of the structure, the conductive paint can well absorb electromagnetic waves and reduce the electromagnetic waves emitted to the periphery.
Furthermore, a transparent plate is arranged on one side of the tinfoil box.
Due to the adoption of the structure, the transparent plate is used for the driver to clearly see the road condition prompts on the positioning device.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses an electromagnetic wave that tinfoil and metal mesh produced positioner has carried out source processing and shielding, has ensured on-vehicle positioner's working effect, has also prevented the interference of the electromagnetic wave that other outside equipment sent to positioner simultaneously.
2. The utility model discloses a mobility of metal mesh has effectively increased the utility model discloses an adaptability makes it can adapt to the positioner of equidimension not.
3. The utility model discloses a leading-in air conditioner wind of guide duct and heat radiation fins have effectively increased the thermal diffusivity of device, can not make positioner influence its work because of the high temperature.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a block diagram of an in-vehicle positioning apparatus that is shielded from electromagnetic interference.
Fig. 2 is a power supply line structure diagram.
Wherein, 1-tin carton; 2-a positioning device; 3-a fixing device; 4-a metal mesh; 5-an air guide pipe; 6-radiating fins; 7-a scaffold; 8-vacuum chuck; 9-a raised structure; 10-a power line; 11-a voltage reduction module; 12-a magnetic ring; 301-a fixed plate; 302-a screw rod; 303-fixing the sheet; 304-rotating the handle.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
It should be noted that, in the description of the present invention, the terms "side", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be operated in a specific orientation configuration, and thus, should not be construed as limiting the present invention.
Example 1
An on-board positioning device for shielding electromagnetic interference, as shown in fig. 1, comprises: tin carton 1, positioner 2, fixing device 3, metal mesh 4, guide duct 5, heat radiation fin 6, support 7 and vacuum chuck 8.
The positioning device 2 and the metal net 4 are positioned inside the tin carton 1, and the positioning device 2 is positioned inside the metal net 4; the metal mesh 4 can effectively absorb the electromagnetic waves generated by the positioning device 2, and then the metal mesh 4 is installed in the tin carton 1, so that the tin carton 1 can further shield the electromagnetic waves generated by the automobile data recorder; meanwhile, the external electromagnetic waves can be prevented from contacting the positioning device 2, and the normal work of the positioning device 2 is not influenced.
The top of the metal net 4 is provided with a sliding groove, the two sides of the metal net 4 are provided with protruding structures 9 matched with the sliding groove, the sliding groove can be moved, the size of the metal net 4 can be changed according to the sizes of different positioning devices 2 by changing the positions of the two sides of the metal net 4, the metal net 4 can adapt to various positioning devices 2, and the positioning devices 2 cannot shake in the metal net 4.
The fixing devices 3 are positioned on two sides of the metal net 4, one end of each fixing device 3 is connected to the metal net 4, and the other end of each fixing device 3 is positioned outside the tin carton 1 and used for fixing the metal net 4; the fixing device 3 is composed of a fixing plate 301, a screw rod 302, a fixing plate 303 and a rotating handle 304, the fixing plate 303 is fixed on the metal net 4, a through hole is formed in the center of the fixing plate 301, one end of the screw rod 302 penetrates through the through hole and then is connected with the fixing plate 303, the other end of the screw rod 302 is connected with the rotating handle 304, and the rotating handle 304 is located outside the tin carton 1; after the positioning device 2 is installed in the metal net 4, the rotating handle 304 can be rotated clockwise, the rotating handle 304 can drive the screw rod 302 to start rotating, the screw rod 302 can push the fixing piece 303 to the center direction of the tin paper box 1 along the threads on the fixing plate 301, the fixing piece 303 can simultaneously push two side edges of the metal net 4 to the center of the tin paper box 1 respectively, after the side edge of the metal net 4 is close to the positioning device 2, the rotating handle 304 stops rotating, and at the moment, the positioning device 2 can be stably fixed in the metal net 4; if the metal mesh 4 needs to be enlarged, the rotary handle 304 is rotated counterclockwise to pull the two sides of the metal mesh 4 outward.
The radiating fins 6 are positioned at the top of the tin carton 1 and used for discharging heat; the air guide pipe 5 is positioned at the bottom of the tin carton 1 and used for guiding air into the tin carton 1, one end of the air guide pipe 5 is connected with the tin carton 1, and the other end of the air guide pipe 5 is connected with a vehicle-mounted air conditioner and used for guiding air of the air conditioner into the tin carton 1; when the automobile air conditioner is used, cold air blown out by the automobile air conditioner is guided into the tin paper box 1 by one end of the air guide pipe 5, and the inside of the tin paper box 1 is connected with the other end of the air guide pipe 5, so that the cold air entering the tin paper box 1 can blow upwards, heat in the tin paper box 1 can move upwards to the heat dissipation fins 6 positioned at the top of the tin paper box 1, the heat is discharged out of the tin paper box 1 by the heat dissipation fins 6, and the temperature in the tin paper box 1 is effectively reduced.
One end of the support 7 is connected with the bottom of the tin carton 1, and the other end of the support is connected with the vacuum chuck 8 and used for fixing the tin carton 1 on a plane.
As shown in fig. 2, the vehicle-mounted positioning apparatus further includes: the power supply line 10, the voltage reduction module 11 and the magnetic ring 12; the magnetic ring 12 is positioned on the power line 10, one end of the power line 10 is connected with the positioning device 2, and the other end of the power line 10 is connected with the voltage reduction module 11; the voltage reduction module 11 is connected with the automobile cigarette lighter and used for supplying power; the outer surface of the power line 10 is provided with a layer of aluminum foil film for isolating electromagnetic interference.
In the embodiment, the inner wall of the shell of the positioning device 2 is also coated with a layer of conductive paint, and the conductive paint can be used for well absorbing electromagnetic waves and reducing the electromagnetic waves emitted to the periphery; one side of the tin carton 1 is also provided with a transparent plate for a driver to clearly see the road condition prompts on the positioning device 2.
The utility model carries out source processing and shielding on the electromagnetic wave generated by the positioning device 2 through the tinfoil and the metal net 4, ensures the working effect of the vehicle-mounted positioning device 2, and simultaneously prevents the interference of the electromagnetic wave sent by other external equipment to the positioning device 2; the adaptability of the utility model is effectively increased through the mobility of the metal net 4, so that the utility model can adapt to positioning devices 2 with different sizes; the air conditioning air and the radiating fins 6 are led in through the air guide pipe 5, so that the radiating performance of the device is effectively improved, and the working of the positioning device 2 cannot be influenced due to overhigh temperature.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (9)
1. An on-board positioning apparatus that shields electromagnetic interference, comprising: the tin box comprises a tin box body (1), a positioning device (2), a fixing device (3), a metal net (4), an air guide pipe (5), radiating fins (6), a support (7) and a vacuum sucker (8); the positioning device (2) and the metal net (4) are positioned inside the tin carton (1), and the positioning device (2) is positioned inside the metal net (4); the fixing devices (3) are positioned on two sides of the metal net (4), one end of each fixing device (3) is connected to the metal net (4), and the other end of each fixing device (3) is positioned outside the tin carton (1) and used for fixing the metal net (4); the top of the metal net (4) is provided with a sliding groove, and two sides of the metal net (4) are provided with protruding structures (9) matched with the sliding groove and capable of moving along the sliding groove; the radiating fins (6) are positioned at the top of the tin carton (1) and used for discharging heat; the air guide pipe (5) is positioned at the bottom of the tin carton (1) and is used for guiding air into the tin carton (1); one end of the support (7) is connected with the bottom of the tin carton (1), and the other end of the support is connected with the vacuum chuck (8) and used for fixing the tin carton (1) on a plane.
2. The on-board positioning device for shielding electromagnetic interference of claim 1, characterized in that said fixing means (3) comprises: the fixing plate (301), the screw rod (302), the fixing plate (303) and the rotating handle (304); the tin-plated carton is characterized in that the fixing plate (303) is fixed on the metal net (4), a through hole is formed in the center of the fixing plate (301), one end of the screw rod (302) penetrates through the through hole and then is connected with the fixing plate (303), the other end of the screw rod is connected with the rotating handle (304), and the rotating handle (304) is located outside the tin-plated carton (1).
3. The on-board positioning apparatus for shielding electromagnetic interference according to claim 2, wherein the through hole is a threaded through hole, and the screw rod (302) is provided with a thread matching the threaded through hole.
4. The vehicle-mounted positioning device for shielding electromagnetic interference according to claim 1, wherein one end of the air guide pipe (5) is connected with the tin carton (1), and the other end is connected with a vehicle-mounted air conditioner, and is used for guiding air-conditioned air into the tin carton (1).
5. The on-board positioning apparatus for shielding electromagnetic interference according to claim 1, further comprising a power line (10), a voltage-reducing module (11) and a magnetic ring (12); the magnetic ring (12) is positioned on the power line (10), one end of the power line (10) is connected with the positioning device (2), and the other end of the power line is connected with the voltage reduction module (11).
6. The EMI shielded vehicle locating device as in claim 5, characterized in that said voltage reduction module (11) is connected to the cigarette lighter of the car.
7. Vehicle positioning device for shielding electromagnetic interference, according to claim 5, characterized in that said power supply line (10) is provided on its outer surface with a film of aluminum foil.
8. The vehicle-mounted positioning device for shielding electromagnetic interference according to claim 1, characterized in that the inner wall of the housing of the positioning device (2) is coated with a layer of conductive paint.
9. The vehicle-mounted positioning device for shielding electromagnetic interference according to claim 1, wherein a transparent plate is arranged on one side of the tin carton (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604420.9U CN209882480U (en) | 2019-04-29 | 2019-04-29 | Vehicle-mounted positioning equipment capable of shielding electromagnetic interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604420.9U CN209882480U (en) | 2019-04-29 | 2019-04-29 | Vehicle-mounted positioning equipment capable of shielding electromagnetic interference |
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| Publication Number | Publication Date |
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| CN209882480U true CN209882480U (en) | 2019-12-31 |
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| CN201920604420.9U Active CN209882480U (en) | 2019-04-29 | 2019-04-29 | Vehicle-mounted positioning equipment capable of shielding electromagnetic interference |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115023080A (en) * | 2022-07-01 | 2022-09-06 | 白犀牛智达(北京)科技有限公司 | Positioning equipment structure for unmanned vehicle |
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2019
- 2019-04-29 CN CN201920604420.9U patent/CN209882480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115023080A (en) * | 2022-07-01 | 2022-09-06 | 白犀牛智达(北京)科技有限公司 | Positioning equipment structure for unmanned vehicle |
| CN115023080B (en) * | 2022-07-01 | 2024-06-07 | 白犀牛智达(北京)科技有限公司 | Positioning equipment structure for unmanned vehicle |
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