CN112550174A - Vehicle management and control device based on GPS positioning - Google Patents
Vehicle management and control device based on GPS positioning Download PDFInfo
- Publication number
- CN112550174A CN112550174A CN202011538335.0A CN202011538335A CN112550174A CN 112550174 A CN112550174 A CN 112550174A CN 202011538335 A CN202011538335 A CN 202011538335A CN 112550174 A CN112550174 A CN 112550174A
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- vehicle
- intelligent terminal
- fixing
- rod
- gps
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- 238000013016 damping Methods 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims abstract description 7
- 230000035939 shock Effects 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 4
- 241000252254 Catostomidae Species 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 244000309464 bull Species 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/0049—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for non integrated articles
- B60R2011/005—Connection with the vehicle part
- B60R2011/0056—Connection with the vehicle part using suction cups
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a vehicle management and control device based on GPS positioning, which belongs to the technical field of vehicle management and control and comprises a vehicle-mounted intelligent terminal main body, wherein a main heat dissipation device is arranged in the middle position of the lower end of the vehicle-mounted intelligent terminal main body, a mounting plate is arranged on the lower side of the vehicle-mounted intelligent terminal main body, support sleeves are arranged on two sides of the mounting plate and are connected with the mounting plate through a connecting rod, a threaded rod is arranged at the lower end of each support sleeve, and a sucking disc is arranged at the lower end of each threaded rod. And the second spring has a damping effect on the device again by utilizing the elasticity of the second spring, so that the damping quality is improved.
Description
Technical Field
The invention belongs to the technical field of vehicle management and control, and particularly relates to a vehicle management and control device based on GPS positioning.
Background
When the vehicle-mounted GPS Shenzhen GPS is used for positioning a vehicle, the GPS is made into a GPS positioning terminal through hardware and software, the vehicle-mounted GPS is called as a vehicle-mounted GPS, but the positioning is not feasible, and the positioning information is also transmitted to an alarm center or a vehicle-mounted GPS holder, which is called as a third party. Therefore, the GPS positioning system also comprises GSM network communication (mobile phone communication), and the satellite positioning information is sent to a third party by a short message through the GSM network. The position of the vehicle is displayed on the electronic map by reading the short message text through the microcomputer. Thus, vehicle-mounted GPS positioning is realized.
The prior art has the following problems: the current vehicle management and control device based on GPS location does not possess damping device, and the device takes place to damage easily after the live time, has shortened the life of device, and the inconvenient installation of current device and radiating effect are relatively poor simultaneously.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a vehicle management and control device based on GPS positioning, which has the characteristics of shock absorption function, long service life, convenience in installation and good heat dissipation efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a vehicle management and control device based on GPS positioning comprises a vehicle-mounted intelligent terminal main body, wherein a main heat dissipation device is arranged in the middle of the lower end of the vehicle-mounted intelligent terminal main body, a mounting plate is arranged on the lower side of the vehicle-mounted intelligent terminal main body, support sleeves are arranged on two sides of the mounting plate and connected with the mounting plate through connecting rods, a threaded rod is arranged at the lower end of each support sleeve, a sucker is arranged at the lower end of each threaded rod, and a damping assembly is arranged between the vehicle-mounted intelligent terminal main body and the mounting plate;
damping component includes fixed plate, dead lever, spring one, slide, bull stick and fixed ear, wherein, the lower extreme both sides of on-vehicle intelligent terminal main part are provided with the fixed plate, two be provided with the dead lever between the fixed plate, the surperficial both sides of dead lever are provided with the slide, two the surface of dead lever is provided with spring one between the slide, the upper end intermediate position of mounting panel is provided with fixed ear, be provided with the bull stick between fixed ear and the slide.
Further, damper still includes slide bar, spring two, a fixed section of thick bamboo and limiting plate, wherein, the upper end both sides of mounting panel are provided with a fixed section of thick bamboo, the upper end of a fixed section of thick bamboo is provided with the slide bar, the lower extreme of slide bar is provided with the limiting plate, be provided with a plurality of springs two between limiting plate lower extreme and the fixed section of thick bamboo.
Furthermore, the surface downside of threaded rod is provided with fixed cover, the outside surface of fixed cover is provided with a plurality of driving levers.
Furthermore, a lifting rod is arranged on two sides of the upper end of the sucking disc, and a pull ring is arranged at the other end of the lifting rod.
Further, the inside both sides of vehicle-mounted intelligent terminal main part are provided with the exhaust pipe, the inside of exhaust pipe is provided with the honeycomb panel, the honeycomb panel is close to vehicle-mounted intelligent terminal main part's intermediate position one side and is provided with the motor, the output of motor is provided with the exhaust fan, vehicle-mounted intelligent terminal main part is provided with the air exit with the position that the exhaust fan corresponds.
Furthermore, the rotating rod is rotatably connected with the sliding seat and the fixing lug through a shaft pin.
Furthermore, all through sliding connection between slide and the dead lever and between limiting plate and the fixed cylinder.
Furthermore, the driving lever and the fixed sleeve are of a welding integrated structure, and the fixed sleeve and the threaded rod are welded and fixed through spot welding.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the damping component is arranged, a vehicle can drive the device to vibrate when running, the device is easy to damage, the service life of the device is shortened, when the vibration occurs, the rotating rod rotates to drive the sliding seats to slide on the surfaces of the fixed rods, the spring plays a damping role by pulling the two sliding seats, meanwhile, the sliding rod enters the fixed cylinder, the limiting plate at the lower end of the sliding rod compresses the second spring, the device is damped again by utilizing the flexibility of the second spring, and the damping quality is improved.
2. According to the invention, the fixing sleeve is arranged on the lower side of the surface of the threaded rod, the plurality of deflector rods are arranged on the outer side of the fixing sleeve, when the device is installed, the deflector rods can be rotated to drive the sucker at the lower end of the threaded rod to adsorb and fix an object, so that the installation of the device is facilitated, meanwhile, the lifting rods are arranged on two sides of the upper end of the sucker, and the pull ring can be pulled to drive the sucker to fall off from the adsorption piece through the lifting rods, so that the.
3. According to the vehicle-mounted intelligent terminal, the exhaust fans are arranged, the exhaust pipes are arranged at the two ends in the vehicle-mounted intelligent terminal body, the motor is started to drive the exhaust fans to work when the vehicle-mounted intelligent terminal works, and the exhaust fans exhaust hot air in the vehicle-mounted intelligent terminal body out of the vehicle-mounted intelligent terminal body through the exhaust outlets, so that the heat dissipation quality of the vehicle-mounted intelligent terminal is improved, and meanwhile, the safety of the vehicle-mounted intelligent terminal is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the shock absorbing assembly of the present invention;
FIG. 3 is an enlarged view of FIG. 1 at B according to the present invention;
fig. 4 is a top view of the retaining sleeve of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
in the figure: 1. a vehicle-mounted intelligent terminal main body; 2. a primary heat sink; 3. a support sleeve; 4. a threaded rod; 5. mounting a plate; 6. a suction cup; 7. fixing a sleeve; 8. a connecting rod; 9. a shock absorbing assembly; 901. a fixing plate; 902. fixing the rod; 903. a first spring; 904. a slide base; 905. a slide bar; 906. a rotating rod; 907. fixing the ear; 908. a second spring; 909. a fixed cylinder; 910. a limiting plate; 10. an exhaust duct; 11. lifting the rod; 12. a pull ring; 13. a deflector rod; 14. a honeycomb panel; 15. a motor; 16. an exhaust fan; 17. an air outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: a vehicle management and control device based on GPS positioning comprises a vehicle-mounted intelligent terminal main body 1, wherein a main heat dissipation device 2 is arranged at the middle position of the lower end of the vehicle-mounted intelligent terminal main body 1, a mounting plate 5 is arranged on the lower side of the vehicle-mounted intelligent terminal main body 1, support sleeves 3 are arranged on two sides of the mounting plate 5, the support sleeves 3 are connected with the mounting plate 5 through a connecting rod 8, a threaded rod 4 is arranged at the lower end of each support sleeve 3, a suction disc 6 is arranged at the lower end of each threaded rod 4, and a damping assembly 9 is arranged between the vehicle-mounted intelligent terminal main;
the shock absorption assembly 9 comprises a fixing plate 901, a fixing rod 902, a first spring 903, a sliding seat 904, a rotating rod 906 and a fixing lug 907, wherein the fixing plate 901 is arranged on two sides of the lower end of the vehicle-mounted intelligent terminal body 1, the fixing rod 902 is arranged between the two fixing plates 901, the sliding seat 904 is arranged on two sides of the surface of the fixing rod 902, the first spring 903 is arranged on the surface of the fixing rod 902 between the two sliding seats 904, the fixing lug 907 is arranged in the middle of the upper end of the mounting plate 5, and the rotating rod 906 is arranged between the fixing lug 907.
Further, the damping assembly 9 further includes a sliding rod 905, two springs 908, a fixed cylinder 909 and a limiting plate 910, wherein the two sides of the upper end of the mounting plate 5 are provided with the fixed cylinder 909, the upper end of the fixed cylinder 909 is provided with the sliding rod 905, the lower end of the sliding rod 905 is provided with the limiting plate 910, and a plurality of the two springs 908 are arranged between the lower end of the limiting plate 910 and the fixed cylinder 909.
In the invention, a fixed sleeve 7 is arranged on the lower side of the surface of the threaded rod 4, and a plurality of shift levers 13 are arranged on the outer side surface of the fixed sleeve 7.
In the invention, two sides of the upper end of the suction cup 6 are provided with a lifting rod 11, and the other end of the lifting rod 11 is provided with a pull ring 12.
Furthermore, exhaust pipes 10 are arranged on two sides of the interior of the vehicle-mounted intelligent terminal body 1, a honeycomb panel 14 is arranged in the exhaust pipes 10, a motor 15 is arranged on one side, close to the middle position of the vehicle-mounted intelligent terminal body 1, of the honeycomb panel 14, an exhaust fan 16 is arranged at the output end of the motor 15, and an exhaust outlet 17 is arranged at the position, corresponding to the exhaust fan 16, of the vehicle-mounted intelligent terminal body 1.
In the present invention, the rotating rod 906 is rotatably connected with the sliding seat 904 and the fixing lug 907 through a shaft pin.
In the present invention, the sliding seat 904 is slidably connected to the fixing rod 902, and the position-limiting plate 910 is slidably connected to the fixing cylinder 909.
Further, the driving lever 13 and the fixed sleeve 7 are of a welded integral structure, and the fixed sleeve 7 and the threaded rod 4 are welded and fixed through spot welding.
The motor 15 of the present invention is a conventional motor, and is selected from a threaded shaft of the type XD-3420.
The structure and the working principle of the vehicle-mounted intelligent terminal main body 1, the main heat dissipation device 2, the support sleeve 3, the threaded rod 4, the suction cup 6 and the connecting rod 8 are disclosed in Chinese patent application No. CN 211718528U.
The working principle and the using process of the invention are as follows: when the shock absorption device is used, the device is arranged at a proper position, a vehicle can drive the device to vibrate when running, the device is easy to damage, the service life of the device is shortened, when the vibration occurs, the rotating rod 906 rotates to drive the sliding seats 904 to slide on the surface of the fixed rod 902, the first spring 903 plays a shock absorption role in pulling and sawing the two sliding seats 904, meanwhile, the sliding rod 905 enters the fixed cylinder 909, the limiting plate 910 at the lower end of the sliding rod 905 compresses the second spring 908, the device is again subjected to a shock absorption role by utilizing the elasticity of the second spring 908, and the shock absorption quality is improved.
Through 4 surperficial downside at threaded rod set up fixed cover 7 to set up a plurality of driving levers 13 in the fixed cover 7 outside, the accessible rotates driving lever 13 and drives sucking disc 6 of 4 lower extremes of threaded rod and adsorb fixedly to the object when installing the device, and convenience of installation sets up in 6 upper end both sides of sucking disc simultaneously and carries pole 11, and accessible pulling pull ring 12, pull ring 12 drive sucking disc 6 through carrying pole 11 and drop from adsorbing the piece, convenience of installation's dismantlement.
Through setting up exhaust fan 16, through setting up exhaust pipe 10 at the inside both ends of vehicle intelligent terminal main part 1, motor 15 drive exhaust fan 16 work is opened at the during operation to the device, and exhaust fan 16 passes through exhaust outlet 17 with the inside hot-air of vehicle intelligent terminal main part 1 and discharges vehicle intelligent terminal main part 1, improves the radiating quality of device, has improved the security of device simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a vehicle management and control device based on GPS location, includes on-vehicle intelligent terminal main part (1), its characterized in that: a main heat dissipation device (2) is arranged in the middle of the lower end of the vehicle-mounted intelligent terminal main body (1), a mounting plate (5) is arranged on the lower side of the vehicle-mounted intelligent terminal main body (1), support sleeves (3) are arranged on two sides of the mounting plate (5), the support sleeves (3) are connected with the mounting plate (5) through connecting rods (8), threaded rods (4) are arranged at the lower ends of the support sleeves (3), suckers (6) are arranged at the lower ends of the threaded rods (4), and a damping assembly (9) is arranged between the vehicle-mounted intelligent terminal main body (1) and the mounting plate (5);
the shock absorption assembly (9) comprises a fixing plate (901), a fixing rod (902), a first spring (903), a sliding seat (904), a rotating rod (906) and a fixing lug (907), wherein the fixing plate (901) is arranged on two sides of the lower end of the vehicle-mounted intelligent terminal body (1), the fixing rod (902) is arranged between the two fixing plates (901), the sliding seat (904) is arranged on two sides of the surface of the fixing rod (902), the first spring (903) is arranged on the surface of the fixing rod (902) between the two sliding seats (904), the fixing lug (907) is arranged in the middle position of the upper end of the mounting plate (5), and the rotating rod (906) is arranged between the fixing lug (907) and the sliding seat (904).
2. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: damping component (9) still includes slide bar (905), spring two (908), solid fixed cylinder (909) and limiting plate (910), wherein, the upper end both sides of mounting panel (5) are provided with solid fixed cylinder (909), the upper end of solid fixed cylinder (909) is provided with slide bar (905), the lower extreme of slide bar (905) is provided with limiting plate (910), be provided with a plurality of spring two (908) between limiting plate (910) lower extreme and solid fixed cylinder (909).
3. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: the surface downside of threaded rod (4) is provided with fixed cover (7), the outside surface of fixed cover (7) is provided with a plurality of driving levers (13).
4. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: two sides of the upper end of the sucking disc (6) are provided with a lifting rod (11), and the other end of the lifting rod (11) is provided with a pull ring (12).
5. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: the inside both sides of vehicle-mounted intelligent terminal main part (1) are provided with exhaust pipe (10), the inside of exhaust pipe (10) is provided with honeycomb panel (14), intermediate position one side that honeycomb panel (14) are close to vehicle-mounted intelligent terminal main part (1) is provided with motor (15), the output of motor (15) is provided with exhaust fan (16), vehicle-mounted intelligent terminal main part (1) is provided with air exit (17) with the position that exhaust fan (16) correspond.
6. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: the rotating rod (906) is rotatably connected with the sliding seat (904) and the fixing lug (907) through shaft pins.
7. The GPS-based positioning vehicle management and control apparatus according to claim 1, wherein: the sliding seat (904) is connected with the fixing rod (902) in a sliding mode, and the limiting plate (910) is connected with the fixing cylinder (909) in a sliding mode.
8. The GPS-based positioning vehicle management and control device according to claim 3, wherein: the shifting rod (13) and the fixing sleeve (7) are of a welding integrated structure, and the fixing sleeve (7) and the threaded rod (4) are fixed through spot welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538335.0A CN112550174A (en) | 2020-12-23 | 2020-12-23 | Vehicle management and control device based on GPS positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538335.0A CN112550174A (en) | 2020-12-23 | 2020-12-23 | Vehicle management and control device based on GPS positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112550174A true CN112550174A (en) | 2021-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011538335.0A Pending CN112550174A (en) | 2020-12-23 | 2020-12-23 | Vehicle management and control device based on GPS positioning |
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| Country | Link |
|---|---|
| CN (1) | CN112550174A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017255A (en) * | 2018-08-14 | 2018-12-18 | 胡玉平 | A kind of battery shock absorbing apparatus of new-energy automobile |
| CN208439275U (en) * | 2018-06-13 | 2019-01-29 | 江西思克科技有限公司 | A kind of intelligence tool vehicle having shock-absorbing function |
| CN208660217U (en) * | 2018-07-12 | 2019-03-29 | 新昌县大菠萝农业发展有限公司 | A kind of physical education foam-rubber cushion with shock-absorbing function |
| CN210462217U (en) * | 2019-07-10 | 2020-05-05 | 深圳市金英尔建设工程有限公司 | Shock absorption base for constructional engineering equipment |
| CN211223260U (en) * | 2019-11-06 | 2020-08-11 | 江苏广图信息技术有限公司 | High positioning accuracy vehicle-mounted Beidou terminal |
| CN211335806U (en) * | 2019-10-10 | 2020-08-25 | 湖北天凯风林电子有限公司 | Novel automobile data recorder |
| CN211718528U (en) * | 2019-12-09 | 2020-10-20 | 内蒙古青电云电力服务有限公司 | Vehicle management and control device with GPS positioning |
| CN212115560U (en) * | 2020-05-27 | 2020-12-08 | 束志芳 | Vehicle-mounted router based on navigation positioning |
-
2020
- 2020-12-23 CN CN202011538335.0A patent/CN112550174A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208439275U (en) * | 2018-06-13 | 2019-01-29 | 江西思克科技有限公司 | A kind of intelligence tool vehicle having shock-absorbing function |
| CN208660217U (en) * | 2018-07-12 | 2019-03-29 | 新昌县大菠萝农业发展有限公司 | A kind of physical education foam-rubber cushion with shock-absorbing function |
| CN109017255A (en) * | 2018-08-14 | 2018-12-18 | 胡玉平 | A kind of battery shock absorbing apparatus of new-energy automobile |
| CN210462217U (en) * | 2019-07-10 | 2020-05-05 | 深圳市金英尔建设工程有限公司 | Shock absorption base for constructional engineering equipment |
| CN211335806U (en) * | 2019-10-10 | 2020-08-25 | 湖北天凯风林电子有限公司 | Novel automobile data recorder |
| CN211223260U (en) * | 2019-11-06 | 2020-08-11 | 江苏广图信息技术有限公司 | High positioning accuracy vehicle-mounted Beidou terminal |
| CN211718528U (en) * | 2019-12-09 | 2020-10-20 | 内蒙古青电云电力服务有限公司 | Vehicle management and control device with GPS positioning |
| CN212115560U (en) * | 2020-05-27 | 2020-12-08 | 束志芳 | Vehicle-mounted router based on navigation positioning |
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Application publication date: 20210326 |