CN217405685U

CN217405685U - Folding airborne GNSS antenna fast-assembling pole

Info

Publication number: CN217405685U
Application number: CN202221099853.1U
Authority: CN
Inventors: 杨梓业; 庄所增; 丁永祥; 黄锡贤; 王江林; 闫少霞; 肖浩威
Original assignee: South GNSS Navigation Co Ltd
Current assignee: South Surveying & Mapping Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-09-09
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a folding machine carries GNSS antenna fast-assembling pole relates to antenna installation technical field, aims at solving among the prior art GNSS antenna fast-assembling pole and carries inconvenient problem, the utility model discloses a chassis, support body, antenna tray, chassis and mobile device fixed connection, the antenna tray passes through the support body with the chassis is connected, the antenna tray can be dismantled with the antenna main part and be connected, wherein, the support body includes first sleeve pipe, second sleeve pipe, rotatory folding joint, first sleeve pipe passes through rotatory folding joint rotatable coupling with the second sleeve pipe, rotatory folding joint's one end and antenna tray fixed connection are kept away from to first sleeve pipe, rotatory folding joint's one end can be dismantled with the chassis and be connected to the second sleeve pipe. The utility model discloses carrying the in-process, folding support body through rotatory folding joint, reducing the area of carrying of fast-assembling pole, making the carrying of fast-assembling pole more convenient.

Description

Folding airborne GNSS antenna fast-assembling pole

Technical Field

The utility model relates to an antenna mounting technical field, more specifically relates to a folding airborne GNSS antenna fast-assembling pole.

Background

In practical application, the GNSS antenna is used as an important accessory module and is often required to be installed on mobile equipment to receive and send signals at any time and any place, for example, the GNSS antenna is required to be assembled on a GNSS antenna chassis at the back of the system before operation of an airborne three-dimensional laser measuring system, and the airborne system is usually operated outdoors, so that the assembly, disassembly and portability of the whole machine and the accessory module are very important.

The prior art discloses a GNSS antenna fast-assembling pole structure for rail inspection dolly, including chassis, bracing piece, antenna fixed block and antenna screw fast-assembling pole, the chassis is installed on the rail inspection dolly, the lower extreme of bracing piece with the chassis is connected fixedly, the antenna fixed block sets up the upper end of bracing piece, the lower extreme of antenna screw fast-assembling pole with the connection can be dismantled to the upper end of antenna fixed block, the upper end activity of antenna screw block dress pole is provided with the GNSS antenna, and earlier during the use is connected the lower extreme and the chassis of bracing piece, then installs the chassis on the rail inspection dolly, sets up the GNSS antenna at the upper end activity of antenna screw fast-assembling pole at last, and this structural installation dismantles conveniently, avoids the cable winding. However, in the above fast-assembling rod structure, the fast-assembling rod itself is heavy and inconvenient to carry during outdoor operations, and thus needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art inconvenient defect of carrying, provide a folding machine carries GNSS antenna fast-assembling pole, dwindle the area of carrying of GNSS antenna fast-assembling pole through folding to reach the purpose that conveniently carries.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the utility model provides a folding GNSS antenna fast-assembling pole, includes chassis, support body, antenna tray, the support body includes first sleeve pipe, second sleeve pipe, rotatory folding joint, first sleeve pipe passes through rotatory folding joint rotatable coupling with the second sleeve pipe, rotatory folding joint's one end and antenna tray fixed connection are kept away from to first sleeve pipe, rotatory folding joint's the other end and the chassis can be dismantled and be connected to the second sleeve pipe is kept away from.

In the scheme, when the quick-assembly rod needs to be folded, the second sleeve is rotated by taking the rotary folding joint as a center, so that the second sleeve is parallel to the first sleeve, and the folding is completed, so that the quick-assembly rod is convenient to carry; when the fast-assembling rod needs to be unfolded, the second sleeve is rotated by taking the rotary folding joint as a center, so that the second sleeve is perpendicular to the first sleeve, and then the unfolding is completed, and the fast equipment of the fast-assembling rod is realized.

Preferably, the rotary folding joint comprises a locking nut, a middle shaft bolt, a first folding bracket and a second folding bracket; the middle shaft bolt penetrates through the connecting through holes of the first rotary seat and the second rotary seat, locking nuts are arranged at two ends of the middle shaft bolt, threads are arranged on the outer surfaces of two ends of the middle shaft bolt and the inner wall of each locking nut, and the threads are matched with each other.

In the above scheme, the specific folding principle is as follows: when the locking nut is loosened on the middle shaft bolt, the rotary folding joint is in a loosened state, the first rotary seat and the second rotary seat are connected through the middle shaft bolt and can relatively rotate by taking the middle shaft bolt as the center, so that the first folding support and the second folding support connected with the first rotary seat and the second rotary seat are driven to relatively rotate by taking the middle shaft bolt as the center; and the locking nut is screwed on the middle shaft bolt, the rotary folding joint is in a locking state, and the first rotary seat and the second rotary seat are limited by the structure of the locking nut and cannot move relatively, so that the first folding support and the second folding support are relatively fixed. The specific operation process is as follows: the support body of the quick-assembly rod is in a folded state everyday, when a user needs to install the quick-assembly rod, the locking nut is unscrewed to enable the rotary folding joint to be in a loosened state, the first folding support is lifted up to enable the first folding support to be attached to the bottom surface of the second folding support, then the folding nut is screwed down to enable the rotary folding joint to be in a locked state, the first folding support and the second folding support cannot move relatively, installation is completed, and at the moment, the support body is in an unfolded state; when the user need fold the fast-assembling pole, unscrew lock nut, make rotatory folding joint be the unclamping state, push down first folding support, make first sleeve pipe and second sleeve pipe parallel, screw up folding nut, make rotatory folding joint be the locking state, accomplish folding, the support body is in fold condition.

Preferably, the bottom of the first folding support is provided with a limiting bump, the corresponding position of the bottom of the second folding support is provided with a limiting groove, and the limiting groove is matched with the limiting bump in shape.

Among the above-mentioned scheme, during the user installation fast-assembling pole, first folding support pastes with the bottom of the folding support of second, and the setting up of spacing recess and spacing lug makes the laminating of first folding support and the folding support of second inseparabler, and when first folding support has gliding trend for the folding support of second, spacing recess can provide a resistance for it with the lateral wall that sets up of spacing lug to balanced rotatory folding joint inside atress alleviates axis bolt's atress burden, increases structural strength.

Preferably, the first sleeve is provided with a first cutting sleeve, the second folding bracket is provided with a first locking structure, the first cutting sleeve is nested on the first sleeve, can slide relative to the first sleeve, and is locked and fixed with the second folding bracket through the first locking structure.

In the scheme, if the quick-assembly rod needs to be installed, the support body is firstly converted into an unfolded state, the first clamping sleeve is slid to move on the first sleeve until the first clamping sleeve is connected with the first locking structure on the second folding support, and the first clamping sleeve is locked and fixed through the first locking structure, so that the connection between the first sleeve and the second sleeve is strengthened, and the structural stability of the support body in the unfolded state is enhanced; if need dismantle fast-assembling pole, at first remove the locking state of first locking structure, slide first cutting ferrule, make it remove on first sleeve, keep away from the folding support of second, then make the support body convert fold condition into again to realize the quick folding of support body, the simple operation is implemented simply.

Preferably, a chassis bracket is installed at one end of the second sleeve, which is far away from the rotary folding joint, and the second sleeve is connected with the chassis through the chassis bracket; the base plate is provided with a base and is connected with the second sleeve pipe through the base; the base is detachably connected with the chassis support; the second sleeve is provided with a second clamping sleeve, the base is provided with a second locking structure, and the second clamping sleeve is nested on the second sleeve, can slide relative to the second sleeve and is locked and fixed with the base through the second locking structure.

In the scheme, if the quick-mounting rod needs to be installed, the bracket body needs to be fixed on the base, the chassis bracket is inserted into the base firstly, then the second clamping sleeve is slid to move on the second sleeve until the second clamping sleeve is connected with the second locking structure on the base, and the second sleeve is locked and fixed through the second locking structure, so that the second sleeve is stably connected with the base; if need dismantle fast-assembling pole, just need pull down the support body from the base, only need remove second locking structure's locking state, the second cutting ferrule that slides makes it remove on the second sleeve, keeps away from the base, then extracts chassis support from the base, but separation support body and base, this scheme simple operation implements simply, can realize the quick connection and the demolition of support body and chassis.

Preferably, the first locking structure and the second locking structure both adopt threaded connection structures, threads of the first locking structure are arranged on the outer surface of the bottom of the second folding support, threads matched with the first clamping sleeve are arranged on the inner wall of the first clamping sleeve, and the first clamping sleeve and the second clamping sleeve are screwed tightly to realize locking; the screw thread of second locking structure sets up in the surface of base head, is provided with the screw thread that matches with it on the second cutting ferrule inner wall, and locking is realized to the two screw thread tightening.

Among the above-mentioned scheme, select for use threaded connection to realize locking, it is firm convenient, the dismouting in-process need not be with the help of the instrument, fast loading and unloading when can realizing using.

Preferably, one end of the second sleeve, which is far away from the rotary folding joint, is provided with a limiting ring matched with the second clamping sleeve.

In the above scheme, when the base is not connected to the second sleeve, the second cutting ferrule nested on the second sleeve falls down naturally due to the action of gravity, and the card is on the spacing collar, and the setting of spacing collar can prevent the drop of installation or folding in-process second cutting ferrule, reinforcing structural integrality and reliability.

Preferably, the bottom of the chassis support is provided with a limiting strip, a groove matched with the base in shape is formed in the base, and the limiting strip can be inserted into the groove in the base.

Among the above-mentioned scheme, during spacing embedding base inside recess, can prevent connection surface's rotation dislocation, the uncontrollable swing appears in the main part of the avoiding antenna when using, the integrality and the reliability of reinforcing structure.

Preferably, the center of the antenna tray is provided with a hole, a cable cavity is arranged inside the bracket body, a wire outlet hole is formed in the bottom of the second sleeve, and the antenna cable penetrates into the cable cavity from the hole in the center of the antenna tray and penetrates out of the wire outlet hole.

In the above scheme, the GNSS antenna is a wired device, and a transmission cable needs to be connected when the GNSS antenna is used, and when a user installs the antenna main body on the quick-mounting rod, the antenna cable at the bottom of the antenna is received into the cable cavity and penetrates out of the wire outlet hole. This scheme is through inside antenna cable income support body, for antenna cable provides the shell protection, and antenna cable produces the winding because of external factor when avoiding using, provides the guarantee for antenna main part's normal function, and simultaneously, this internal cable chamber that sets up of support also makes the support body lighter, makes fast-assembling pole lighter laborsaving in handling.

Preferably, one end of the first sleeve is connected with the first folding support through a rivet, the other end of the first sleeve is provided with the tray support through a rivet, and the first sleeve is fixedly connected with the antenna tray through the tray support; one end of the second sleeve is fixedly connected with the chassis support through a rivet, and the other end of the second sleeve is fixedly connected with the second folding support through a rivet.

In the above scheme, the rivet connection plasticity, toughness and integrity are good, the connection deformation is small, and the structural stability of the quick-mounting rod can be enhanced.

Preferably, the lower part of the chassis is also provided with an antenna mounting plate, and the antenna mounting plate is connected with the mobile equipment and the base through screws; the antenna tray is connected with the tray bracket and the antenna main body through screws.

In the above scheme, the antenna mounting plate is used for connecting the mobile device and the base, and the screw connection enables the quick-mounting plate to be more firmly and reliably connected with the mobile device and the antenna main body, so that the structural stability of the quick-mounting rod can be enhanced.

Preferably, the outer ring and the inner ring of the antenna mounting plate are respectively and symmetrically provided with 4 screw hole sites, the antenna mounting plate is connected with the mobile equipment through the screw hole sites of the outer ring, and is connected with the base through the screw hole sites of the inner ring.

In the scheme, the design of the screw hole positions symmetrically distributed on the inner ring and the outer ring enables the antenna mounting plate to be stressed evenly, the mobile equipment and the base can be connected more stably, and the structural stability of the quick-mounting rod is enhanced.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is: this fast-assembling pole realizes folding through rotatory folding joint, realizes fast-assembling pole convenient and fast's dismouting, reduces the area of carrying of fast-assembling pole at the in-process of carrying to reach the mesh of conveniently carrying.

Drawings

FIG. 1 is an exploded view of the quick-mounting bar of the present invention;

FIG. 2 is an enlarged detail view of the rotary folding joint of the present invention;

FIG. 3 is a drawing of the wire outlet of the quick-mounting rod of the present invention;

in the figure, 1, a chassis; 11. a base; 12. an antenna mounting plate; 2. a stent body; 21. a first sleeve; 211. a tray support; 22. a second sleeve; 221. a chassis support; 222. a limiting ring; 223. a limiting strip; 224. a wire outlet hole; 23. rotating the folding joint; 231. locking the nut; 232. a middle shaft bolt; 233. a first folding bracket; 234. a second folding bracket; 235. a first rotating base; 236. a second rotary base; 237. a limiting bump; 238. a limiting groove; 241. a first ferrule; 242. a first locking structure; 243. a second ferrule; 244. a second locking structure; 25. a cable cavity; 3. an antenna tray; 4. an antenna main body; 41. an antenna cable.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

Example 1

The utility model provides a folding GNSS antenna fast-assembling pole, as shown in fig. 1, fig. 2, includes chassis 1, support body 2, antenna tray 3, support body 2 includes first sleeve pipe 21, second sleeve pipe 22, rotatory folding joint 23, first sleeve pipe 21 passes through rotatory folding joint 23 rotatable coupling with second sleeve pipe 22, the one end and the antenna tray 3 fixed connection of rotatory folding joint 23 are kept away from to first sleeve pipe 21, the other end that rotatory folding joint 23 was kept away from to second sleeve pipe 22 can be dismantled with chassis 1 and be connected.

In a specific implementation process, when the quick-assembly rod needs to be folded, the second sleeve 22 is rotated by taking the rotary folding joint 23 as a center, so that the second sleeve 22 is parallel to the first sleeve 21, and then the folding is completed, thereby realizing the convenient carrying of the quick-assembly rod; when the fast-assembling rod needs to be unfolded, the second sleeve 22 is rotated by taking the rotating and folding joint 23 as a center, so that the second sleeve 22 is perpendicular to the first sleeve 21, the unfolding is completed, and the fast assembly of the fast-assembling rod is realized.

More specifically, the rotary folding joint 23 includes a lock nut 231, a middle shaft bolt 232, a first folding bracket 233, and a second folding bracket 234; the first folding support 233 is fixedly connected with the first sleeve 21, the second folding support 234 is fixedly connected with the second sleeve 22, a first rotating seat 235 is arranged at the bottom of the first folding support 233, the side surface of the first rotating seat 235 is fixedly connected with the first folding support 233, a second rotating seat 236 is arranged at the bottom of the second folding support 234, the side surface of the second rotating seat 236 is fixedly connected with the second folding support 234, a connecting through hole is formed between the first rotating seat 235 and the second rotating seat 236, the middle shaft bolt 232 penetrates through the connecting through hole between the first rotating seat 235 and the second rotating seat 236, locking nuts 231 are arranged at two ends of the middle shaft bolt 232, and threads are arranged on the outer surface of two ends of the middle shaft bolt 232 and the inner wall of the locking nut 231 and are matched with each other.

In the specific implementation process, the specific folding principle is as follows: when the locking nut 231 is loosened on the central shaft bolt 232, the rotary folding joint 23 is in a loosened state, the first rotary seat 235 and the second rotary seat 236 are connected through the central shaft screw, and the first rotary seat 235 and the second rotary seat 236 can relatively rotate by taking the central shaft bolt 232 as a center, so that the first folding support 233 and the second folding support 234 connected with the first rotary seat and the second rotary seat are driven to relatively rotate by taking the central shaft bolt 232 as a center; when the lock nut 231 is screwed on the central shaft bolt 232, the folding joint 23 is rotated to be in a locked state, and the first rotating seat 235 and the second rotating seat 236 are restricted by the structure of the lock nut 231 and cannot move relatively, so that the first folding bracket 233 and the second folding bracket 234 are relatively fixed. The specific operation process is as follows: the support body 2 of the quick-assembly rod is in a folded state everyday, when a user needs to install the quick-assembly rod, the locking nut 231 is unscrewed, the rotating and folding joint 23 is in an unlocked state, the first folding support 233 is lifted, the first folding support 233 is attached to the bottom surface of the second folding support 234, then the folding nut is screwed, the rotating and folding joint 23 is in a locked state, the first folding support 233 and the second folding support 234 cannot move relatively, installation is completed, and the support body 2 is in an unfolded state at the moment; when the user needs to fold the fast-assembling pole, unscrew lock nut 231, make rotatory folding joint 23 be the unclamping state, push down first folding support 233, make first sleeve 21 and second sleeve 22 be parallel, screw up folding nut, make rotatory folding joint 23 be the locking state, accomplish folding, support body 2 is in fold condition.

More specifically, a limiting bump 237 is disposed at the bottom of the first folding bracket 233, a limiting groove 238 is disposed at a corresponding position at the bottom of the second folding bracket 234, and the limiting groove 238 matches with the limiting bump 237 in shape.

In a specific implementation process, when a user installs the quick-assembly rod, the bottom of the first folding bracket 233 is attached to the bottom of the second folding bracket 234, the first folding bracket 233 and the second folding bracket 234 are more tightly attached due to the arrangement of the limiting groove 238 and the limiting bump 237, and when the first folding bracket 233 tends to slide relative to the second folding bracket 234, the side wall of the limiting groove 238 and the limiting bump 237 provides a resistance for the first folding bracket 233, so that the internal stress of the rotary folding joint 23 is balanced, the stress burden of the middle shaft bolt 232 is reduced, and the structural strength is increased.

Example 2

More specifically, the first sleeve 21 is provided with a first ferrule 241, the second folding bracket 234 is provided with a first locking structure 242, and the first ferrule 241 is nested on the first sleeve 21, can slide relative to the first sleeve 21, and is locked and fixed with the second folding bracket 234 by the first locking structure 242.

In a specific implementation process, if the quick-assembly rod needs to be installed, the bracket body 2 is firstly converted into an unfolded state, the first clamping sleeve 241 is slid to move on the first sleeve 21 until the first clamping sleeve is connected with the first locking structure 242 on the second folding bracket 234, and the first clamping sleeve 242 is locked and fixed, so that the connection between the first sleeve 21 and the second sleeve 22 is strengthened, and the structural stability of the bracket body 2 in the unfolded state is enhanced; if need dismantle the fast-assembling pole, at first relieve the lock state of first lock structure 242, slide first cutting ferrule 241, make it remove on first sleeve pipe 21, keep away from the folding support 234 of second, then make support body 2 convert fold condition into again to realize the quick folding of support body 2, the simple operation is implemented simply.

More specifically, a chassis bracket 221 is installed at one end of the second sleeve 22 away from the rotary folding joint 23, and the second sleeve 22 is connected with the chassis 1 through the chassis bracket 221; the chassis 1 is provided with a base 11, and the chassis 1 is connected with a second sleeve 22 through the base 11; the base 11 is detachably connected with the chassis support 221; the second sleeve 22 is provided with a second ferrule 243, the base 11 is provided with a second locking structure 244, and the second ferrule 243 is nested on the second sleeve 22, can slide relative to the second sleeve 22, and is locked and fixed with the base 11 through the second locking structure 244.

In the specific implementation process, if the quick-assembly rod needs to be installed, the bracket body 2 needs to be fixed on the base 11, the chassis bracket 221 is inserted into the base 11, then the second ferrule 243 is slid to move on the second sleeve 22 until the second ferrule is connected with the second locking structure 244 on the base 11, and the second sleeve 22 is locked and fixed through the second locking structure 244, so that the second sleeve 22 is stably connected with the base 11; if the quick-mounting rod needs to be disassembled, the support body 2 needs to be disassembled from the base 11, the locking state of the second locking structure 244 is only needed to be released, the second clamping sleeve 243 is slid to be moved on the second clamping sleeve 22 and far away from the base 11, then the chassis support 221 is pulled out from the base 11, and the support body 2 and the base 11 can be separated.

More specifically, the first locking structure 242 and the second locking structure 244 both adopt a threaded connection structure, the thread of the first locking structure 242 is arranged on the outer surface of the bottom of the second folding bracket 234, the inner wall of the first cutting sleeve 241 is provided with a thread matched with the first cutting sleeve, and the two threads are screwed tightly to realize locking; the thread of the second locking structure 244 is disposed on the outer surface of the head of the base 11, and the inner wall of the second ferrule 243 is disposed with a thread matching with the second ferrule, and the threads are screwed tightly to achieve locking.

In the concrete implementation process, the locking is realized by selecting the threaded connection, the locking is firm and convenient, and the quick mounting and dismounting during the use can be realized without the help of tools.

More specifically, the end of the second sleeve 22 away from the rotary folding joint 23 is provided with a stop collar 222 matched with the second cutting sleeve 243.

In the specific implementation process, when the second sleeve 22 is not connected to the base 11, the second sleeve 243 nested on the second sleeve 22 naturally falls down due to the action of gravity and is clamped on the position-limiting ring 222, and the arrangement of the position-limiting ring 222 can prevent the second sleeve 243 from falling off in the installation or folding process, so that the structural integrity and reliability are enhanced.

More specifically, the bottom of the chassis support 221 is provided with a limiting strip 223, a groove matched with the base 11 in shape is formed in the base 11, and the limiting strip 223 can be inserted into the groove in the base 11.

In the concrete implementation process, spacing strip 223 imbeds in the inside recess of base 11, can prevent the rotatory dislocation of connecting surface, avoids antenna body 4 to appear uncontrollable swing when using, strengthens structural integrality and reliability.

Example 3

More specifically, as shown in fig. 3, a hole is formed in the center of the antenna tray 3, a cable cavity 25 is formed inside the bracket body 2, an outlet hole 224 is formed at the bottom of the second sleeve 22, and the antenna cable 41 penetrates into the cable cavity 25 from the hole in the middle of the antenna tray 3 and penetrates out of the outlet hole 224.

In the above solution, the GNSS antenna is a wired device, and when the user mounts the antenna body 4 on the quick-mounting rod, the transmission cable needs to be connected, and when the user mounts the antenna body 4 on the quick-mounting rod, the antenna cable 41 at the bottom of the antenna is received in the cable cavity 25 and passes out of the wire outlet 224. This scheme is through inside antenna cable 41 income support body 2, for antenna cable 41 provides the shell protection, and antenna cable 41 produces the winding because of external factor when avoiding using, provides the guarantee for antenna main part 4's normal function, simultaneously, sets up cable chamber 25 in the support body 2 and also makes support body 2 more light, makes the fast-assembling pole more light laborsaving in handling.

More specifically, one end of the first sleeve 21 is connected with the first folding bracket 233 through a rivet, the other end of the first sleeve is provided with the tray bracket 221 through a rivet, and the first sleeve 21 is fixedly connected with the antenna tray 3 through the tray bracket 221; the second sleeve 22 has one end fixedly connected to the chassis bracket 221 by a rivet and the other end fixedly connected to the second folding bracket 234 by a rivet.

In the specific implementation process, the rivet connection has good plasticity, toughness and integrity, the connection deformation is small, and the structural stability of the quick-mounting rod can be enhanced.

More specifically, the lower part of the chassis 1 is further provided with an antenna mounting plate, and the antenna mounting plate is connected with the mobile device and the base 11 through screws; the antenna tray 3, the tray support 221 and the antenna body 4 are all connected by screws.

In the specific implementation process, the antenna mounting plate is used for connecting the mobile equipment and the base 11, the quick-mounting plate is connected with the mobile equipment and the antenna main body 4 more firmly and reliably through screw connection, and the structural stability of the quick-mounting rod can be enhanced.

More specifically, the outer ring and the inner ring of the antenna mounting plate are respectively and symmetrically provided with 4 screw hole sites, the antenna mounting plate is connected with the mobile device through the screw hole sites of the outer ring, and is connected with the base 11 through the screw hole sites of the inner ring.

In the specific implementation process, the design of the screw hole sites symmetrically distributed on the inner ring and the outer ring enables the antenna mounting plate to be stressed evenly, the mobile equipment and the base 11 can be connected more stably, and the structural stability of the quick-assembly rod is enhanced.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A foldable GNSS antenna fast-assembling pole comprises a chassis (1), a bracket body (2) and an antenna tray (3), the chassis (1) is fixedly connected with the mobile device, the antenna tray (3) is connected with the chassis (1) through the bracket body (2), the antenna tray (3) is detachably connected with the antenna main body (4), characterized in that the bracket body (2) comprises a first sleeve (21), a second sleeve (22) and a rotary folding joint (23), the first sleeve (21) and the second sleeve (22) are rotatably connected through a rotary folding joint (23), one end of the first sleeve (21) far away from the rotary folding joint (23) is fixedly connected with the antenna tray (3), the other end of the second sleeve (22) far away from the rotary folding joint (23) is detachably connected with the chassis (1).

2. The foldable GNSS antenna fast-assembling pole according to claim 1, characterized in that the rotary folding joint (23) comprises a locking nut (231), a middle axle bolt (232), a first folding bracket (233), a second folding bracket (234); wherein the first folding bracket (233) is fixedly connected with the first sleeve (21), the second folding bracket (234) is fixedly connected with the second sleeve (22), the first rotating seat (235) is arranged at the bottom of the first folding bracket (233), the side surface of the first rotating seat (235) is fixedly connected with the first folding bracket (233), the second rotating seat (236) is arranged at the bottom of the second folding bracket (234), the side surface of the second rotating seat (236) is fixedly connected with the second folding bracket (234), a connecting through hole is arranged between the first rotating seat (235) and the second rotating seat (236), the middle shaft bolt (232) passes through the connecting through hole between the first rotating seat (235) and the second rotating seat (236), locking nuts (231) are arranged at two ends of the middle shaft bolt (232), threads are arranged at two ends of the outer surface of the middle shaft bolt (232) and the inner wall of the locking nuts (231), the two threads are matched.

3. The foldable GNSS antenna fast-assembling pole as claimed in claim 2, wherein the bottom of the first folding bracket (233) is provided with a position-limiting protrusion (237), the bottom of the second folding bracket (234) is provided with a position-limiting groove (238), and the shape of the position-limiting protrusion (237) matches with the shape of the position-limiting groove (238).

4. The foldable GNSS antenna fast-assembling pole according to claim 2, wherein the first sleeve (21) is provided with a first sleeve (241), the second folding bracket (234) is provided with a first locking structure (242), and the first sleeve (241) is nested on the first sleeve (21), can slide relative to the first sleeve (21), and is locked and fixed with the second folding bracket (234) through the first locking structure (242).

5. The foldable GNSS antenna fast-assembling pole as claimed in claim 4, characterized in that a chassis bracket (221) is installed at one end of the second sleeve (22) far away from the rotary folding joint (23), and the second sleeve (22) is connected with the chassis (1) through the chassis bracket (221); the chassis (1) is provided with a base (11), and the chassis (1) is connected with a second sleeve (22) through the base (11); the base (11) is detachably connected with the chassis support (221); the second sleeve (22) is provided with a second clamping sleeve (243), the base (11) is provided with a second locking structure (244), and the second clamping sleeve (243) is nested on the second sleeve (22), can slide relative to the second sleeve (22), and is locked and fixed with the base (11) through the second locking structure (244).

6. The foldable GNSS antenna fast-assembling pole as claimed in claim 5, wherein the first locking structure (242) and the second locking structure (244) are both screw-connected, the screw thread of the first locking structure (242) is arranged on the outer surface of the bottom of the second foldable support (234), the inner wall of the first sleeve (241) is provided with screw thread matching with the first sleeve, and the two screw threads are screwed tightly to realize locking; the screw thread of second locking structure (244) sets up in the surface at base (11) top, is provided with the screw thread that matches with it on second cutting ferrule (243) inner wall, and the two screw thread is screwed up and is realized locking.

7. The foldable GNSS antenna fast-assembling pole as claimed in claim 5, wherein a stop collar (222) matched with the second clamp sleeve (243) is installed at one end of the second sleeve (22) far away from the rotary folding joint (23).

8. The foldable GNSS antenna fast-assembling pole as claimed in claim 5, wherein the bottom of the chassis support (221) is provided with a limit strip (223), the base (11) is internally provided with a groove with a matching shape, and the limit strip (223) can be inserted into the groove inside the base (11).

9. The foldable GNSS antenna fast-assembling pole as claimed in claim 1, wherein a hole is provided in the center of the antenna tray (3), a cable cavity (25) is provided inside the bracket body (2), a wire outlet hole (224) is provided at the bottom of the second sleeve (22), and the antenna cable (41) passes through the cable cavity (25) from the hole in the center of the antenna tray (3) and passes out from the wire outlet hole (224).

10. The foldable GNSS antenna fast-assembling pole as claimed in claim 1, wherein one end of the first sleeve (21) is connected with the first foldable bracket (233) by a rivet, the other end is provided with a tray bracket (211) by a rivet, and the first sleeve (21) is fixedly connected with the antenna tray (3) by the tray bracket (211); one end of the second sleeve (22) is fixedly connected with the chassis support (221) through a rivet, and the other end of the second sleeve is fixedly connected with the second folding support (234) through a rivet.