CN216387383U

CN216387383U - GPS fence device based on aluminum cavity structure heat dissipation

Info

Publication number: CN216387383U
Application number: CN202122953211.5U
Authority: CN
Inventors: 李华伦; 王伯恒; 丁俊; 李兹亮; 李维之
Original assignee: Shenzhen Zhihan Technology Co ltd
Current assignee: Shenzhen Zhihan Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-26
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a GPS fence device based on aluminum cavity structure heat dissipation, which comprises a GPS fixing box, a top cover and a GPS unit, wherein the top cover is arranged at the top of the GPS fixing box, the GPS unit is positioned in a cavity formed by combining the top cover and the GPS fixing box, two sides of the top of the GPS fixing box are provided with exhaust grooves, the outer walls of the top and the bottom of the exhaust grooves are provided with sliding grooves, and the inner wall of the exhaust groove is connected with a sliding frame in a sliding manner. According to the utility model, the spring is arranged at the bottom of the threaded fixing column, and the spring supports the outer wall of the bottom of the aluminum plate through the compression pad, so that a buffer effect can be achieved on the aluminum plate, the GPS circuit board and the heat dissipation plate in the starting and driving processes of a vehicle, the vibration sense generated by the aluminum plate, the GPS circuit board and the heat dissipation plate is reduced, electronic components in the GPS are prevented from being subjected to the vibration sense, the components of the GPS are prevented from being damaged, and the service life of the vehicle is prolonged.

Description

GPS fence device based on aluminum cavity structure heat dissipation

Technical Field

The utility model relates to the field of GPS, in particular to a GPS fence device based on aluminum cavity structure heat dissipation.

Background

The GPS is a high-precision radio navigation positioning system based on an artificial earth satellite, which can provide accurate geographic position, driving speed and precise time information in any place and near space of the world, when the GPS provides data support in positioning, the updating efficiency of the GPS is higher along with the increasing accuracy of the positioning data of the GPS, and the load of the GPS is also improved, so that the GPS can generate a large amount of heat in the working process, the high temperature can cause damage to electronic components of the GPS and influence the service life of the GPS, and a heat dissipation device can be installed in the existing high-precision GPS.

The existing high-precision GPS is usually installed on an automobile, when the GPS conducts ventilation and heat dissipation, static electricity generated during the operation of the GPS can adsorb a large amount of dust, the dust adsorbed on the surface of the GPS can reduce the heat dissipation effect of the GPS, the high temperature of the GPS is caused, electronic elements of the GPS are damaged, the service life of the GPS is shortened, the GPS is installed on the automobile, components in the GPS can be loosened due to vibration of a vehicle engine and vibration generated when the automobile runs, and the GPS is easy to lose efficacy and damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a GPS fence device based on heat dissipation of an aluminum cavity structure, so as to overcome the defects in the technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: a GPS fence device based on aluminum cavity structure heat dissipation comprises a GPS fixing box, a top cover and a GPS unit, wherein the top cover is arranged at the top of the GPS fixing box, the GPS unit is positioned in a cavity formed by combining the top cover and the GPS fixing box, two sides of the top of the GPS fixing box are provided with exhaust grooves, the outer walls of the top and the bottom of the exhaust grooves are provided with sliding grooves, the inner wall of each exhaust groove is connected with a sliding frame in a sliding manner, the outer walls of the top and the bottom of the sliding frame are fixedly provided with guide rails, the inner wall of the sliding frame is fixedly provided with a dust screen, the inner bottom surface of the cavity of the GPS fixing box is fixedly provided with a plurality of fixing pieces which are distributed at intervals, one side of the top of each fixing piece is fixedly provided with a vertically upward threaded fixing column, the outer wall of the bottom of the threaded fixing column is sleeved with a spring, and the outer wall of the top of the threaded fixing column is respectively screwed with an inner fixing nut and an outer fixing nut, the GPS unit and the top cover are respectively provided with a plurality of positioning holes which are in one-to-one correspondence with the thread fixing columns and through which the thread fixing columns penetrate, the GPS unit is located between the spring and the inner fixing nut, and the top cover is located between the inner fixing nut and the outer fixing nut.

Preferably, the GPS unit is including stacking gradually aluminum plate, GPS circuit board and the heating panel of arranging, the locating hole that has run through is all opened in the top four corners of aluminum plate, GPS circuit board, heating panel and top cap, the locating hole supplies the thread tightening post pipe to cross, is convenient for establish ties aluminum plate, GPS circuit board and heating panel, avoids aluminum plate, GPS circuit board and heating panel dislocation.

Preferably, the fixed sealed glue that is equipped with of bottom outer wall of GPS circuit board, the laminating of sealed bottom outer wall and aluminum plate's top outer wall is convenient for improve GPS circuit board and aluminum plate's laminating effect, open at aluminum plate's top has the aluminium chamber.

Preferably, the bottom outer wall of the GPS circuit board is provided with a GPS positioning chip, the outer wall of one side of the GPS positioning chip is respectively provided with a signal source module, a radio frequency power amplification module and a VCO, the outer wall of one side of the GPS circuit board is provided with a data socket, and the outer wall of one side of the GPS circuit board is provided with an electric signal socket.

Preferably, the radiating fins are distributed equidistantly inside the radiating plate, the radiating effect of the utility model is improved through the radiating fins, the radiating fins and the exhaust grooves are positioned on the same horizontal line, airflow generated by the radiating fins is exhausted through the exhaust grooves, the heat conducting plate is fixedly arranged on one side of the bottom of the radiating plate, the outer wall of the bottom of the heat conducting plate is attached to the outer wall of the top of the GPS circuit board through silicone grease, and heat generated by the GPS circuit board is conveniently guided into the radiating plate through the heat conducting plate.

Preferably, the aluminum plate is located right above the spring, the inner fixing nut is located right above the heat dissipation plate, and the outer fixing nut is located right above the top cover.

Preferably, the outer walls of the two sides of the GPS fixing box are fixedly provided with fixing pieces, one side of the top of each fixing piece is provided with a through fixing hole, and the inner wall of each fixing hole is provided with a matched bolt, so that the GPS fixing box is convenient to fix.

Preferably, the outer wall of one side of the sliding frame is fixedly provided with a pull buckle, and the sliding frame is convenient to move through the pull buckle.

Preferably, the threaded fixing column is further sleeved with a compression pad positioned above the spring.

In the technical scheme, the utility model provides the following technical effects and advantages:

the spring is arranged at the bottom of the threaded fixing column and supports the outer wall of the bottom of the aluminum plate through the compression pad, so that a buffering effect can be achieved on the aluminum plate, the GPS circuit board and the heat dissipation plate in the vehicle starting and running processes, the vibration sense generated by the aluminum plate, the GPS circuit board and the heat dissipation plate is reduced, electronic components in the GPS are prevented from being subjected to the vibration sense, the components of the GPS are prevented from being damaged, and the service life of the GPS is prolonged.

The heat dissipation plate can dissipate heat, the air exhaust groove arranged on one side of the GPS fixing box can enable air of the heat dissipation plate to circulate, the sliding frame is connected with the inner wall of the air exhaust groove in a sliding mode, the dust screen arranged in the sliding frame can prevent dust from being sucked into the inner wall of the GPS fixing box in the heat dissipation process, the service life of the GPS fixing box is prolonged, the outer wall of the sliding frame is connected with the inner wall of the air exhaust groove in a sliding mode, the sliding frame can be conveniently drawn out of the air exhaust groove, and the dust screen is convenient to clean.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic cross-sectional view of a GPS fixing box according to the present invention;

FIG. 4 is a schematic diagram of a GPS unit according to the present invention;

FIG. 5 is a perspective view of the heat sink plate of the present invention;

FIG. 6 is a schematic perspective view of a GPS circuit board according to the present invention;

fig. 7 is a schematic perspective view of the aluminum plate of the present invention.

Description of reference numerals:

the GPS positioning device comprises a GPS fixing box 1, a fixing sheet 2, a fixing hole 3, a top cover 4, an exhaust groove 5, a sliding groove 6, a sliding frame 7, a guide rail 8, a dustproof net 9, a pull buckle 10, an aluminum plate 11, a GPS circuit board 12, a heat dissipation plate 13, an aluminum cavity 14, a positioning hole 15, a sealant 16, a GPS positioning chip 17, a signal source module 18, a radio frequency power amplification module 19, a VCO20, a data socket 21, an electrical signal socket 22, a heat conduction plate 23, a heat dissipation plate 24, a fixing sheet 26, a threaded fixing column 27, a spring 28, a compression pad 29, an internal fixing nut 30 and an external fixing nut 31.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Example one

Referring to the attached drawings 1-7 of the specification, a GPS fence device based on heat dissipation of an aluminum cavity structure comprises a GPS fixing box 1, a top cover 4 and a GPS unit, wherein the top cover 4 is arranged at the top of the GPS fixing box 1, the GPS unit is arranged in a cavity formed by combining the top cover 4 and the GPS fixing box 1, two sides of the top of the GPS fixing box 1 are provided with exhaust grooves 5, the outer walls of the top and the bottom of the exhaust grooves 5 are provided with sliding grooves 6, the inner wall of the exhaust groove 5 is connected with a sliding frame 7 in a sliding manner, the outer wall of one side of the sliding frame 7 is fixedly provided with a pull buckle 10, the sliding frame 7 is convenient to move through the pull buckle 10, the outer walls of the top and the bottom of the sliding frame 7 are fixedly provided with guide rails 8, the inner wall of the sliding frame 7 is fixedly provided with a dustproof net 9, the bottom surface in the cavity of the GPS fixing box 1 is fixedly provided with a plurality of fixing plates 26 distributed at intervals, one side of the top of each fixing plate 26 is fixedly provided with a vertically upward threaded fixing column 27, and the outer wall of the bottom of each threaded fixing column 27 is sleeved with a spring 28, the top outer wall of the threaded fixing column 27 is respectively screwed with an inner fixing nut 30 and an outer fixing nut 31, the GPS unit and the top cover 4 are respectively provided with a plurality of positioning holes 15 which are in one-to-one correspondence with the threaded fixing column 27 and through which the threaded fixing column 27 passes, the GPS unit is positioned between the spring 28 and the inner fixing nut 30, the threaded fixing column 27 is further sleeved with a compression pad 29 positioned above the spring 28, and the top cover 4 is positioned between the inner fixing nut 30 and the outer fixing nut 31.

Example two

On the basis of embodiment one, the GPS unit includes aluminum plate 11, GPS circuit board 12 and the heating panel 13 that stacks gradually the arrangement, and aluminum plate 11, GPS circuit board 12, heating panel 13 and top cap 4's top four corners all opens the locating hole 15 that has the penetration, and locating hole 15 supplies screw fixation post 27 to pass, is convenient for establish ties aluminum plate 11, GPS circuit board 12 and heating panel 13, avoids aluminum plate 11, GPS circuit board 12 and heating panel 13 dislocation.

EXAMPLE III

Based on the first embodiment, the sealant 16 is fixedly arranged on the outer wall of the bottom of the GPS circuit board 12, the outer wall of the bottom of the sealant 16 is attached to the outer wall of the top of the aluminum plate 11, so that the attaching effect of the GPS circuit board 12 and the aluminum plate 11 is improved, the top of the aluminum plate 11 is provided with the aluminum cavity 14, the heat dissipation plate 13 is internally provided with the heat dissipation fins 24 which are distributed equidistantly, the heat dissipation effect of the utility model is improved through the heat dissipation fins 24, the heat dissipation fins 24 and the exhaust groove 5 are positioned on the same horizontal line, airflow generated by the heat dissipation fins 24 is exhausted through the exhaust groove 5, the heat conduction plate 23 is fixedly arranged on one side of the bottom of the heat dissipation plate 13, the outer wall of the bottom of the heat conduction plate 23 is attached to the outer wall of the top of the GPS circuit board 12 (especially, electronic elements which are easy to generate heat, such as power devices and chips, and the like) through the heat conduction plate 23, so that the heat generated by the GPS circuit board 12 is conveniently guided into the heat dissipation plate 13.

Example four

Based on the first embodiment, the bottom outer wall of the GPS circuit board 12 is provided with the GPS positioning chip 17, one side outer wall of the GPS positioning chip 17 is provided with the signal source module 18, the radio frequency power amplification module 19 and the VCO20, one side outer wall of the GPS circuit board 12 is provided with the data socket 21, one side outer wall of the GPS circuit board 12 is provided with the electrical signal socket 22, the aluminum plate 11 is located right above the spring 28, the inner fixing nut 30 is located right above the heat dissipation plate 13, the outer fixing nut 31 is located right above the top cover 4, the outer walls of two sides of the GPS fixing box 1 are fixedly provided with the fixing plate 2, one side of the top of the fixing plate 2 is provided with the through fixing hole 3, and the inner wall of the fixing hole 3 is provided with the matched bolt, so that the fixing device is convenient to fix the present invention.

The working principle of the utility model is as follows:

referring to the attached drawings 1-7 of the specification, during installation, firstly, the aluminum plate 11, the GPS circuit board 12 and the heat dissipation plate 13 are sequentially inserted into the outer wall of the threaded fixing column 27 through the positioning hole 15, then the internal fixing nut 30 is screwed into the outer wall of the threaded fixing column 27, the aluminum plate 11, the GPS circuit board 12 and the heat dissipation plate 13 are fixed in the GPS fixing box 1 through the threaded fixing column 27, dislocation of the aluminum plate 11, the GPS circuit board 12 and the heat dissipation plate 13 in the GPS fixing box 1 can be avoided, the spring 28 arranged at the bottom of the threaded fixing column 27 supports the outer wall at the bottom of the aluminum plate 11 through the compression pad 29, during starting and driving of a vehicle, a buffering effect can be achieved on the aluminum plate 11, the GPS circuit board 12 and the heat dissipation plate 13, the vibration generated by the aluminum plate 11, the GPS circuit board 12 and the heat dissipation plate 13 is reduced, electronic components in the GPS are prevented from being subjected to vibration, and the GPS components are prevented from being damaged, the service life of the GPS positioning device is prolonged, when the GPS positioning chip 17 arranged on the GPS circuit board 12 starts to work, a large amount of heat can be generated, the heat can be absorbed into the heat dissipation plate 13 through the heat conduction plate 23, the heat can be dissipated through the heat dissipation plate 13 through the heat dissipation fins 24 arranged in the heat dissipation plate 13, the air of the heat dissipation fins 24 arranged in the heat dissipation plate 13 can be circulated through the air exhaust groove 5 arranged on one side of the GPS fixing box 1, the sliding frame 7 is connected with the inner wall of the air exhaust groove 5 in a sliding mode, the dust screen 9 arranged in the sliding frame 7 can prevent dust from being absorbed into the inner wall of the GPS fixing box 1 in the heat dissipation process, the service life of the GPS positioning device is prolonged, the outer wall of the sliding frame 7 is connected with the inner wall of the air exhaust groove 5 in a sliding mode, the sliding frame 7 is convenient to be drawn out of the air exhaust groove 5, the dust screen 9 is convenient to clean, and the use effect is good.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a GPS rail device based on aluminium cavity structure is radiating, includes the fixed box of GPS (1), top cap (4) and GPS unit, the top of the fixed box of GPS (1) is located in top cap (4), the GPS unit is located in top cap (4) combines the cavity that forms with the fixed box of GPS (1), its characterized in that: the GPS fixing box is characterized in that exhaust grooves (5) are formed in two sides of the top of the GPS fixing box (1), sliding grooves (6) are formed in the top and the bottom outer wall of each exhaust groove (5), sliding frames (7) are connected to the inner wall of each exhaust groove (5) in a sliding mode, guide rails (8) are fixedly arranged on the top and the bottom outer wall of each sliding frame (7), dust screens (9) are fixedly arranged on the inner walls of the sliding frames (7), fixing pieces (26) distributed at intervals are fixedly arranged on the inner bottom surface of the cavity of the GPS fixing box (1), vertically upward threaded fixing columns (27) are fixedly arranged on one sides of the tops of the fixing pieces (26), springs (28) are sleeved on the outer walls of the bottoms of the threaded fixing columns (27), inner fixing nuts (30) and outer fixing nuts (31) are respectively screwed on the outer walls of the tops of the threaded fixing columns (27), and a plurality of GPS units and the top covers (4) are respectively arranged on the threaded fixing columns (27), And a positioning hole (15) for the threaded fixing column (27) to pass through, the GPS unit is positioned between the spring (28) and the inner fixing nut (30), and the top cover (4) is positioned between the inner fixing nut (30) and the outer fixing nut (31).

2. The aluminum cavity structure-based heat dissipation GPS fence device of claim 1, wherein: the GPS unit comprises an aluminum plate (11), a GPS circuit board (12) and a heat dissipation plate (13) which are sequentially stacked.

3. The aluminum cavity structure-based heat dissipation GPS fence device of claim 2, wherein: the fixed sealed glue (16) that is equipped with of bottom outer wall of GPS circuit board (12), the laminating of the bottom outer wall of sealed glue (16) and the top outer wall of aluminum plate (11), open at the top of aluminum plate (11) has aluminium chamber (14).

4. The aluminum cavity structure-based heat dissipation GPS fence device of claim 2, wherein: the bottom outer wall of GPS circuit board (12) is equipped with GPS positioning chip (17), one side outer wall of GPS positioning chip (17) is equipped with signal source module (18), radio frequency power amplification module (19) and VCO (20) respectively, one side outer wall of GPS circuit board (12) is equipped with data socket (21), one side outer wall of GPS circuit board (12) is equipped with signal of telecommunication socket (22).

5. The aluminum cavity structure-based heat dissipation GPS fence device of claim 2, wherein: the inside of heating panel (13) is equipped with fin (24) that the equidistance distributes, fin (24) and air discharge duct (5) are located same water flat line, the fixed heat-conducting plate (23) that is equipped with in bottom one side of heating panel (13), the top outer wall laminating of silicone grease and GPS circuit board (12) is passed through to the bottom outer wall of heat-conducting plate (23).

6. The aluminum cavity structure-based heat dissipation GPS fence device of claim 2, wherein: aluminum plate (11) are located directly over spring (28), interior fixation nut (30) are located directly over heating panel (13), outer fixation nut (31) are located directly over top cap (4).

7. The aluminum cavity structure-based heat dissipation GPS fence device of claim 1, wherein: the fixed stationary blade (2) that is equipped with of both sides outer wall of the fixed box of GPS (1), open top one side of stationary blade (2) has fixed orifices (3) that run through, the inner wall of fixed orifices (3) is furnished with the bolt of looks adaptation.

8. The aluminum cavity structure-based heat dissipation GPS fence device of claim 1, wherein: a pull buckle (10) is fixedly arranged on the outer wall of one side of the sliding frame (7).

9. The aluminum cavity structure-based heat dissipation GPS fence device of claim 1, wherein: and a compression pad (29) positioned above the spring (28) is also sleeved on the threaded fixing column (27).