Satellite-based vehicle positioning device

Abstract

The application discloses a kind of based on satellite's vehicle-mounted positioning device, it is related to positioning device technical field, the device of the present application includes control box, further include the dismounting unit being arranged in control box interior, and the fixed unit being arranged at the top of control box;Fixed unit includes the fixed plate being fixedly connected to the top of control box, the first auxiliary assembly being arranged at the top of fixed plate two sides, and the second auxiliary assembly being arranged at the top of corresponding first auxiliary assembly;Dismounting unit includes the clamping plate being arranged at the bottom of control box, and the friction plate being arranged at the top of clamping plate two sides, multiple partition plates being arranged between two friction plates, and the bearing plate being fixedly connected at the top of multiple partition plates and the top of friction plate.The present application is a kind of based on satellite's vehicle-mounted positioning device, the vibration intensity of transmission to positioning device is lighter, will not affect internal parts, to improve the service life of positioning device, and multiple parts can be replaced at a time, effectively improve the convenience of replacement.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of positioning devices, in particular to a satellite-based vehicle positioning device. BACKGROUND

[0002] The satellite navigation system is composed of space segment, ground segment and user segment, and can provide high-precision and high-reliability positioning, navigation, timing services for various users all over the world at all times, and has short message communication capability. In the process of driving a vehicle, satellites are needed to help the vehicle navigate, so the vehicle needs a positioning device to cooperate with the satellite to complete the corresponding functions.

[0003] According to the search, the public (announcement) number: CN213985137U discloses a satellite navigation positioning based anti-disassembly vehicle device, belonging to the field of vehicle navigation. The satellite navigation positioning based anti-disassembly vehicle device comprises a navigator body and an anti-disassembly fixing mechanism, the anti-disassembly fixing mechanism comprises a plurality of bolts, a bracket, a storage battery, an alarm, an iron sheet and a magnet, the outer end of the bolt is provided with a threaded head, the threaded head is provided with a nut outside, a cavity is formed in the inner side of the bracket close to the inner end of the navigator body, the storage battery and the alarm are arranged in the cavity, the storage battery and the alarm are electrically connected, one end of the iron sheet is rotatably connected to the bracket, the other end of the iron sheet and the magnet are correspondingly arranged, and the magnet is fixedly connected to the navigator body. It can prevent the alarm and false alarm caused by disassembling the vehicle mileage meter satellite navigation positioning device, or cause unnecessary trouble or loss.

[0004] Although the above scheme can prevent false alarm of the positioning device, the fixing effect is not good during installation of the positioning device. When the car passes through the bumpy road surface, the vibration will be transmitted to the inside of the positioning device, which will affect the internal parts of the positioning device, thereby shortening the service life of the positioning device, and the internal parts of the positioning device are not convenient to replace. SUMMARY

[0005] The main purpose of the present application is to provide a satellite-based vehicle positioning device, which can effectively solve the problem of poor fixing effect during installation of the positioning device in the background art. When the car passes through the bumpy road surface, the vibration will be transmitted to the inside of the positioning device, which will affect the internal parts of the positioning device, thereby shortening the service life of the positioning device, and the internal parts of the positioning device are not convenient to replace.

[0006] To achieve the above purpose, the technical scheme adopted by the present application is as follows: the satellite-based vehicle positioning device comprises a control box, a dismounting unit arranged in the control box, and a fixing unit arranged at the top end of the control box.

[0007] The fixing unit comprises a fixing plate fixedly connected to the top end of the control box, first auxiliary assemblies arranged at both sides of the top end of the fixing plate for preliminary fixing, and second auxiliary assemblies arranged at the top end of the first auxiliary assemblies for re-fixing.

[0008] The dismounting unit comprises a clamping plate arranged at the bottom end of the control box, friction plates arranged at both sides of the top end of the clamping plate, a plurality of partition plates arranged between the two friction plates, and a bearing plate fixedly connected to the top end of the plurality of partition plates and the top end of the friction plates.

[0009] Preferably, the fixing unit further comprises a second sliding groove arranged at the top end of the fixing plate, sliding blocks symmetrically arranged at both ends of the inside of the second sliding groove, a second elastic column arranged between the two sliding blocks, and a second spring arranged on the surface of the second elastic column.

[0010] Preferably, the first auxiliary assembly in the fixing unit comprises movable plates fixedly connected to the top end of the corresponding sliding blocks respectively, horizontal plates fixedly connected to the top end of the movable plates, vertical plates fixedly connected to one side of the bottom end of the horizontal plates, and limiting plates arranged at one side of the vertical plates.

[0011] Preferably, the first auxiliary assembly in the fixing unit further comprises a first sliding groove opened at one side of the vertical plate, extension grooves communicatively arranged at both sides of the first sliding groove, a plurality of clamping grooves communicatively arranged at one side of the two extension grooves, and a locking plate clamped with one of the clamping grooves.

[0012] Preferably, the first auxiliary assembly in the fixing unit further comprises a first elastic column arranged in the inside of the first sliding groove, and a first spring arranged on the surface of the first elastic column.

[0013] Preferably, the first auxiliary assembly in the fixing unit further comprises a protruding block fixedly connected to one side of the limiting plate, and extension blocks fixedly connected to both sides of the protruding block.

[0014] The protruding block is clamped with the first sliding groove, and the extension blocks are clamped with the extension grooves.

[0015] Preferably, the second auxiliary assembly in the fixing unit comprises an arc-shaped seat fixedly connected to one side of the top end of the horizontal plate, a fixed hoop fixedly connected to the top end of the arc-shaped seat, a rotating ring arranged at one side of the top end of the fixed hoop, a fixed column rotatably connected to the inner wall of the rotating ring, and a movable hoop fixedly connected to one side of the fixed column.

[0016] Preferably, the second auxiliary assembly in the fixing unit further comprises a locking column fixedly connected to the bottom end of the fixed hoop, a second arc-shaped plate arranged at the top end of the fixed hoop, a first arc-shaped plate arranged at the bottom end of the movable hoop, threaded holes opened at the same side of the fixed hoop and the movable hoop, and bolts arranged in the inside of the threaded holes.

[0017] Preferably, the second auxiliary assembly in the fixing unit further comprises two telescopic columns arranged between the bottom end of the movable hoop and the first arc-shaped plate and between the top end of the fixed hoop and the second arc-shaped plate, respectively.

[0018] Compared with the prior art, the present application has the following beneficial effects:

[0019] 1. In the present application, due to the setting of the fixing unit, the top end of the control box is provided with a fixing plate, and under the action of the second spring and the second elastic column, the distance between the two movable plates changes according to the actual use requirement under the action of the sliding block. Since the protruding block is connected with the first sliding groove, and the extension block is connected with the extension groove, the limiting plate will displace with the extension and contraction of the first spring and the first elastic column, and the locking plate is connected with one set of connecting grooves. When the limiting plate and the horizontal plate in the first auxiliary assembly are attached to a certain part of the automobile, the locking plate can be connected with the closest set of connecting grooves to improve the stability of the fixing. Since the movable hoop in the second auxiliary assembly can rotate under the action of the fixing column and the rotating ring, the fixed hoop is attached to another part of the automobile. By rotating the movable hoop, the first arc-shaped plate and the second arc-shaped plate are attached to the part of the automobile under the action of the two telescopic columns. Finally, the movable hoop and the fixed hoop are fixed by the bolts, and the positioning device is fixed again. When the automobile passes through the bumpy road surface, a part of the vibration energy is reduced by the main body of the automobile, and the vibration energy is further reduced in the first auxiliary assembly and the second auxiliary assembly. The vibration intensity of the positioning device is lighter, which does not affect the internal parts, thereby improving the service life of the positioning device.

[0020] 2. In the present application, due to the setting of the dismounting unit, the connecting plate, the friction plate and the bearing plate form a whole for placing things, which is divided by multiple partition plates to form multiple small spaces. Different parts are placed in the multiple small spaces. When the parts need to be replaced, the connecting plate can be pulled out to move the friction plate, the bearing plate and the partition plate. In this way, the parts in the multiple small spaces can be pulled out, and multiple parts can be replaced at one time, effectively improving the convenience of replacement. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a perspective view of the satellite-based vehicle positioning device of the present application;

[0022] Figure 2 It is a perspective view of the limiting plate in the satellite-based vehicle positioning device of the present application;

[0023] Figure 3 It is a front view of the vertical plate in the satellite-based vehicle positioning device of the present application;

[0024] Figure 4 It is a sectional view of a fixed plate in a satellite-based vehicle positioning device of the present application;

[0025] Figure 5 It is a sectional view of a fixed plate in a satellite-based vehicle positioning device of the present application; Figure 1 It is an enlarged schematic view of structure A in the present application;

[0026] Figure 6 It is a schematic view of a second auxiliary assembly in the present application;

[0027] Figure 7 It is a sectional view of a control box in a satellite-based vehicle positioning device of the present application;

[0028] Figure 8 It is a schematic view of a dismounting unit in a satellite-based vehicle positioning device of the present application.

[0029] In the figure:

[0030] 1, control box;

[0031] 2, fixed unit; 201, fixed plate; 202, limiting plate; 203, vertical plate; 204, movable plate; 205, horizontal plate; 206, movable clamp; 207, protruding block; 208, extension block; 209, first spring; 210, first elastic column; 211, first sliding groove; 212, clamping groove; 213, locking plate; 214, second sliding groove; 215, second spring; 216, second elastic column; 217, sliding block; 218, extension groove; 219, first arc-shaped plate; 220, fixed column; 221, rotating ring; 222, fixed clamp; 223, second arc-shaped plate; 224, locking column; 225, bolt;

[0032] 3, dismounting unit; 301, clamping plate; 302, partition plate; 303, friction plate; 304, bearing plate. DETAILED DESCRIPTION

[0033] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application will be further described below in combination with specific embodiments.

[0034] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0035] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connected" and the like should be understood broadly, for example, "connected" can be fixedly connected, or detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, or can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] Embodiment 1, refer to Figure 1 —8 as shown:

[0037] A satellite-based vehicle positioning device, comprising a control box 1, further comprising a dismounting unit 3 arranged inside the control box 1, and a fixing unit 2 arranged at the top end of the control box 1;

[0038] The fixing unit 2 comprises a fixing plate 201 fixedly connected to the top end of the control box 1, a first auxiliary assembly for preliminary fixing arranged at the top end of the fixing plate 201, and a second auxiliary assembly for re-fixing arranged at the top end of the first auxiliary assembly;

[0039] The dismounting unit 3 comprises a clamping plate 301 arranged at the bottom end of the control box 1, a friction plate 303 arranged at the top end of the clamping plate 301, a plurality of partition plates 302 arranged between the two friction plates 303, and a bearing plate 304 fixedly connected to the top end of the plurality of partition plates 302 and the top end of the friction plate 303.

[0040] The clamping plate 301, the friction plate 303 and the bearing plate 304 form a whole for placing things, which is divided by the plurality of partition plates 302 to form a plurality of small spaces for placing different parts;

[0041] The fixing unit 2 further comprises a second sliding groove 214 arranged at the top end of the fixing plate 201, a sliding block 217 symmetrically arranged at both ends inside the second sliding groove 214, a second elastic column 216 arranged between the two sliding blocks 217, and a second spring 215 arranged on the surface of the second elastic column 216.

[0042] The first auxiliary assembly in the fixing unit 2 comprises a movable plate 204 fixedly connected to the top end of the corresponding sliding block 217, a horizontal plate 205 fixedly connected to the top end of the movable plate 204, a vertical plate 203 fixedly connected to one side of the bottom end of the horizontal plate 205, and a limiting plate 202 arranged on one side of the vertical plate 203.

[0043] The distance between the two movable plates 204 will change according to the actual use requirements under the action of the sliding block 217;

[0044] The first auxiliary assembly in the fixing unit 2 further comprises a first sliding groove 211 formed on one side of the vertical plate 203, two extension grooves 218 in communication with the first sliding groove 211, a plurality of clamping grooves 212 in communication with one side of the two extension grooves 218, and a locking plate 213 clamped with one of the clamping grooves 212.

[0045] In this way, the limiting plate 202 can be displaced with the expansion and contraction of the first spring 209 and the first elastic column 210, so as to meet the fixing requirements in different scenes.

[0046] The first auxiliary assembly in the fixing unit 2 further comprises a first elastic column 210 arranged in the first sliding groove 211, and a first spring 209 arranged on the surface of the first elastic column 210.

[0047] The first auxiliary assembly in the fixing unit 2 further comprises a protruding block 207 fixedly connected to one side of the limiting plate 202, and an extension block 208 fixedly connected to two sides of the protruding block 207.

[0048] The protruding block 207 is clamped with the first sliding groove 211, and the extension block 208 is clamped with the extension groove 218.

[0049] The second auxiliary assembly in the fixing unit 2 comprises an arc-shaped seat fixedly connected to one side of the top end of the horizontal plate 205, a fixed clamp 222 fixedly connected to the top end of the arc-shaped seat, a rotating ring 221 arranged on one side of the top end of the fixed clamp 222, a fixed column 220 rotatably connected to the inner wall of the rotating ring 221, and a movable clamp 206 fixedly connected to one side of the fixed column 220.

[0050] The second auxiliary assembly in the fixing unit 2 further comprises a locking column 224 fixedly connected to the bottom end of the fixed clamp 222, a second arc-shaped plate 223 arranged on the top end of the fixed clamp 222, a first arc-shaped plate 219 arranged on the bottom end of the movable clamp 206, a threaded hole formed on the same side of the fixed clamp 222 and the movable clamp 206, and a bolt 225 arranged in the threaded hole.

[0051] The movable clamp 206 can be rotated under the action of the fixed column 220 and the rotating ring 221, so that the fixed clamp 222 is attached to a part of the automobile.

[0052] The second auxiliary assembly in the fixing unit 2 further comprises two telescopic columns respectively arranged between the bottom end of the movable clamp 206 and the first arc-shaped plate 219, and between the top end of the fixed clamp 222 and the second arc-shaped plate 223.

[0053] The movable clamp 206 is rotated, so that the first arc-shaped plate 219 and the second arc-shaped plate 223 are attached to the part of the automobile under the action of the two telescopic columns, and finally the movable clamp 206 and the fixed clamp 222 are fixed by the bolt 225.

[0054] Because the top end of the control box 1 is provided with a fixed plate 201, under the action of the second spring 215 and the second elastic column 216, the interval of the two movable plates 204 will change according to the actual use demand under the action of the sliding block 217, and because the protruding block 207 is clamped with the first sliding groove 211, the extension block 208 is clamped with the extension groove 218, so that the limiting plate 202 will displace with the extension and contraction of the first spring 209 and the first elastic column 210, and the locking plate 213 is clamped with one of the clamping grooves 212, when the limiting plate 202 and the horizontal plate 205 in the first auxiliary assembly are attached to somewhere of the car, the locking plate 213 can be clamped with the clamping groove 212 closest to the limiting plate 202 to improve the stability of the fixing, and because the movable clamp 206 in the second auxiliary assembly can rotate under the action of the fixed column 220 and the rotating ring 221, the fixed clamp 222 is attached to another place of the car, the movable clamp 206 is rotated, the first arc plate 219 and the second arc plate 223 are attached to the place of the car under the action of the two extension columns, and finally the movable clamp 206 and the fixed clamp 222 are fixed by the bolt 225, so as to fix the positioning device again, when the car passes through the bumpy road, the vibration will reduce a part of the energy through the main body of the car, and then further reduce the vibration energy in the first auxiliary assembly and the second auxiliary assembly, the vibration intensity of the positioning device is lighter, which will not affect the internal parts, thereby improving the service life of the positioning device.

[0055] Embodiment 2, refer to Figure 1 Figure 8:

[0056] A satellite-based vehicle positioning device, comprising a control box 1, further comprising a disassembly unit 3 arranged in the control box 1, and a fixing unit 2 arranged at the top end of the control box 1;

[0057] The fixing unit 2 comprises a fixed plate 201 fixedly connected to the top end of the control box 1, a first auxiliary assembly arranged at the top end of the fixed plate 201 for preliminary fixing, and a second auxiliary assembly arranged at the top end of the first auxiliary assembly for re-fixing;

[0058] The disassembly unit 3 comprises a clamping plate 301 arranged at the bottom end of the control box 1, a friction plate 303 arranged at the top end of the clamping plate 301, a plurality of partition plates 302 arranged between the two friction plates 303, and a bearing plate 304 fixedly connected to the top end of the plurality of partition plates 302 and the top end of the friction plate 303.

[0059] The clamping plate 301, the friction plate 303 and the bearing plate 304 form a whole for placing things, which is divided by the plurality of partition plates 302 to form a plurality of small spaces for placing different parts;

[0060] The fixing unit 2 further comprises a second sliding groove 214 arranged at the top end of the fixing plate 201, sliding blocks 217 symmetrically arranged at both ends inside the second sliding groove 214, a second elastic column 216 arranged between the two sliding blocks 217, and a second spring 215 arranged on the surface of the second elastic column 216.

[0061] The first auxiliary assembly in the fixing unit 2 comprises movable plates 204 fixedly connected to the top end of the corresponding sliding blocks 217 respectively, a horizontal plate 205 fixedly connected to the top end of the movable plates 204, a vertical plate 203 fixedly connected to one side of the bottom end of the horizontal plate 205, and a limiting plate 202 arranged on one side of the vertical plate 203.

[0062] The distance between the two movable plates 204 changes under the action of the sliding blocks 217 according to actual use requirements;

[0063] The first auxiliary assembly in the fixing unit 2 further comprises a first sliding groove 211 arranged on one side of the vertical plate 203, extension grooves 218 communicatively arranged on both sides of the first sliding groove 211, multiple sets of clamping grooves 212 communicatively arranged on one side of the two extension grooves 218, and a locking plate 213 clamped with one of the sets of clamping grooves 212.

[0064] In this way, the limiting plate 202 will displace with the expansion and contraction of the first spring 209 and the first elastic column 210, meeting the fixing requirements of different scenes;

[0065] The first auxiliary assembly in the fixing unit 2 further comprises a first elastic column 210 arranged inside the first sliding groove 211, and a first spring 209 arranged on the surface of the first elastic column 210.

[0066] The first auxiliary assembly in the fixing unit 2 further comprises a protruding block 207 fixedly connected to one side of the limiting plate 202, and extension blocks 208 fixedly connected to both sides of the protruding block 207.

[0067] The protruding block 207 is clamped with the first sliding groove 211, and the extension blocks 208 are clamped with the extension grooves 218.

[0068] The second auxiliary assembly in the fixing unit 2 comprises an arc-shaped seat fixedly connected to one side of the top end of the horizontal plate 205, a fixed hoop 222 fixedly connected to the top end of the arc-shaped seat, a rotating ring 221 arranged on one side of the top end of the fixed hoop 222, a fixed column 220 rotatably connected to the inner wall of the rotating ring 221, and a movable hoop 206 fixedly connected to one side of the fixed column 220.

[0069] The second auxiliary component in the fixing unit 2 also includes a locking post 224 fixedly connected to the bottom of the fixing clamp 222, a second arc plate 223 set at the top of the fixing clamp 222, a first arc plate 219 set at the bottom of the movable clamp 206, a threaded hole opened on the same side of the fixing clamp 222 and the movable clamp 206, and a bolt 225 set inside the threaded hole.

[0070] The movable clamp 206 can rotate under the action of the fixed post 220 and the rotating ring 221, so that the fixed clamp 222 fits against a part of the car;

[0071] The second auxiliary component in the fixed unit 2 also includes two telescopic columns respectively disposed between the bottom end of the movable clamp 206 and the first arc plate 219, and between the top end of the fixed clamp 222 and the second arc plate 223.

[0072] Rotate the movable clamp 206 so that the first arc plate 219 and the second arc plate 223 fit into the car at that location under the action of the two telescopic columns. Finally, use bolts 225 to fix the movable clamp 206 and the fixed clamp 222.

[0073] Since the snap-fit ​​plate 301, friction plate 303 and load-bearing plate 304 form a whole for placing things, and this whole is divided by multiple partition plates 302 to form multiple small spaces, the interior of the control box 1 is divided into multiple small spaces. Different parts are placed in multiple small spaces. When it is necessary to replace parts, simply pull out the snap-fit ​​plate 301 to move the friction plate 303, load-bearing plate 304 and partition plates 302. This allows parts inside multiple small spaces to be pulled out, and multiple parts can be replaced at once, effectively improving the convenience of replacement.

[0074] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of protection of this invention is defined by the appended claims and their equivalents.

Claims

1. A satellite-based vehicle positioning device comprising a control box (1), characterized in that: Also include the disassembly unit (3) arranged in the control box (1) inside, and the fixed unit (2) arranged in the control box (1) top end; The fixed unit (2) includes a fixed plate (201) fixedly connected to the top end of the control box (1), a first auxiliary assembly arranged on both sides of the top end of the fixed plate (201) for preliminary fixing, and a second auxiliary assembly arranged on the top end of the first auxiliary assembly for re-fixing; The fixed unit (2) further comprises a second sliding groove (214) arranged on the top end of the fixed plate (201), a sliding block (217) symmetrically arranged on both ends of the second sliding groove (214), a second elastic column (216) arranged between the two sliding blocks (217), and a second spring (215) arranged on the surface of the second elastic column (216); The first auxiliary assembly in the fixed unit (2) includes a movable plate (204) fixedly connected to the top end of the corresponding sliding block (217), a horizontal plate (205) fixedly connected to the top end of the movable plate (204), a vertical plate (203) fixedly connected to one side of the bottom end of the horizontal plate (205), and a limiting plate (202) arranged on one side of the vertical plate (203), further comprising a first sliding groove (211) opened on one side of the vertical plate (203), an extension groove (218) arranged in communication on both sides of the first sliding groove (211), a plurality of clamping grooves (212) arranged in communication on one side of the two extension grooves (218), and a locking plate (213) clamped with one of the clamping grooves (212), further comprising a first elastic column (210) arranged in the first sliding groove (211), and a first spring (209) arranged on the surface of the first elastic column (210), further comprising a protruding block (207) fixedly connected to one side of the limiting plate (202), and an extension block (208) fixedly connected to both sides of the protruding block (207); The protruding block (207) is clamped with the first sliding groove (211), and the extension block (208) is clamped with the extension groove (218); The disassembly unit (3) includes a clamping plate (301) arranged at the bottom end of the control box (1), and a friction plate (303) arranged on both sides of the top end of the clamping plate (301), a plurality of partition plates (302) arranged between the two friction plates (303), and a bearing plate (304) fixedly connected to the top end of the plurality of partition plates (302) and the top end of the friction plate (303).

2. A satellite-based vehicle positioning device according to claim 1, characterized in that: The second auxiliary assembly in the fixed unit (2) includes an arc-shaped seat fixedly connected to one side of the top end of the horizontal plate (205), a fixed hoop (222) fixedly connected to the top end of the arc-shaped seat, a rotating ring (221) arranged on one side of the top end of the fixed hoop (222), a fixed column (220) rotatably connected to the inner wall of the rotating ring (221), and a movable hoop (206) fixedly connected to one side of the fixed column (220).

3. A satellite based vehicle positioning device according to claim 2, wherein: The second auxiliary assembly in the fixed unit (2) further comprises a locking column (224) fixedly connected to the bottom end of the fixed hoop (222), a second arc-shaped plate (223) arranged at the top end of the fixed hoop (222), a first arc-shaped plate (219) arranged at the bottom end of the movable hoop (206), a threaded hole opened at the same side of the fixed hoop (222) and the movable hoop (206), and a bolt (225) arranged in the threaded hole.

4. A satellite based vehicle positioning device according to claim 3, wherein: The second auxiliary assembly in the fixed unit (2) further comprises two telescopic columns arranged between the bottom end of the movable hoop (206) and the first arc-shaped plate (219) and between the top end of the fixed hoop (222) and the second arc-shaped plate (223) respectively.

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