CN107976693B

CN107976693B - High-precision positioning and orientation receiver

Info

Publication number: CN107976693B
Application number: CN201711178728.3A
Authority: CN
Inventors: 潘晓林
Original assignee: Chongqing Aobin Science And Technology Co ltd
Current assignee: Chongqing Aobin Science And Technology Co ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2021-06-08
Anticipated expiration: 2037-11-23
Also published as: CN107976693A

Abstract

The invention discloses a high-precision positioning and orientation receiver which comprises a bottom plate, a signal end and a machine body, wherein the signal end and the machine body are formed by an integral forming machine, a heat dissipation frame is sleeved on the machine body, a plurality of heat dissipation fins are clamped on the heat dissipation frame at equal intervals, two nuts are symmetrically arranged on the heat dissipation frame, a bolt is in threaded connection with each nut, a part, located in the heat dissipation frame, of the bolt is rotatably connected with a first clamping block adopting an arc structure, the heat dissipation frame is fixed on the machine body through the first clamping block, two accommodating grooves are symmetrically formed in the machine body, a pedal is rotatably connected to the inner wall of the bottom end of each accommodating groove, and a first cavity is formed in the inner wall of the upper end of each. The invention has the advantages of stable structure, simple operation, scientific and reasonable design, short production period, low manufacturing cost, good heat dissipation performance, convenient disassembly and assembly, convenient fixation on the ground, capability of saving a large amount of time and energy of workers and popularization worth.

Description

High-precision positioning and orientation receiver

Technical Field

The invention relates to the technical field of directional receivers, in particular to a high-precision positioning directional receiver.

Background

According to the advanced science and technology of the country, but the demand area of the positioning technology for rapid development and application is more and more extensive, many different countries are constantly updating and developing positioning and orientation receivers with different requirements and some large-scale data processing software, and the signal current of the domestic known positioning and orientation receiver can be amplified better by converting the signals into corresponding currents by the receiver and the preamplifier through the antenna.

When satellite positioning is performed using pseudoranges, whether single-point positioning (SPP) or pseudorange differential positioning (DGPS) is performed, it is generally preferable that the positioning accuracy be on the order of sub-meters. In the high-precision positioning field of geodetic survey, seismic monitoring and the like, the positioning precision of the positioning device requires centimeter-level or even millimeter-level, and carrier phase observation values are needed for positioning. The carrier phase relative positioning technology (also called carrier phase differential positioning) is widely applied, and is similar to the principle of the code differential positioning technology in principle, and more than two receivers are adopted for synchronous observation to perform positioning, and then the whole-cycle ambiguity is resolved. The positioning precision of centimeter level or even millimeter level can be achieved after the whole-circle ambiguity is fixed.

The key of the synchronous positioning of the multiple receivers is the receiving and synchronization of multiple radio frequency signals, which is mainly realized by adopting multiple radio frequency receiving channels formed by multiple antennas in the prior art. The existing satellite terrestrial receiver system is usually obtained by performing secondary development by using an existing customized navigation board card (commonly called OEM board), which is a standardized integrated circuit board with basic functions provided by several well-known equipment manufacturers, and generally includes an antenna, a radio frequency front end, a baseband signal processing, a microprocessor and other hardware, and has general software.

The directional receiver structure among the prior art is too simple, is not convenient for install subaerial as required, and is not convenient for fold and accomodate and carry, and the radiating effect is poor, and the deashing is not convenient for dismantle to the heat dissipation frame.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a directional receiver is too simple in structure, inconvenient to mount on the ground as required, inconvenient to fold, store and carry, poor in heat dissipation effect and inconvenient to disassemble and clean ash of a heat dissipation frame, and provides a high-precision positioning directional receiver.

In order to achieve the purpose, the invention adopts the following technical scheme:

the high-precision positioning and orienting receiver comprises a bottom plate, a signal end and a machine body which are formed by an integral forming machine, wherein a radiating frame is sleeved on the machine body, a plurality of radiating fins are clamped on the radiating frame at equal distances, two nuts are symmetrically arranged on the radiating frame, each nut is in threaded connection with a bolt, the part of the bolt, which is positioned in the radiating frame, is rotatably connected with a first clamping block adopting an arc-shaped structure, the radiating frame is fixed on the machine body through the first clamping block, two accommodating grooves are symmetrically formed in the machine body, the inner wall of the bottom end of each accommodating groove is rotatably connected with a pedal, a first cavity is formed in the inner wall of the upper end of each accommodating groove, a spring buckle is arranged in the first cavity, the pedal is fixed in the accommodating groove through the spring buckle, a clamping groove is formed in the bottom end of the machine body, and a double-headed, double-end lead screw passes through the connecting block welding by the lead screw that two symmetries set up and forms, the first knob of inner wall and fixedly connected with of bottom plate is run through to double-end lead screw's one end, every equal threaded connection has the second fixture block, two on the lead screw the one end welding that the second fixture block is close to each other has powerful spring, install gear motor on the bottom plate, the cover is equipped with the drill bit in gear motor's the drive shaft.

Preferably, a radio frequency unit, a baseband processing unit, a directional processing unit and an interface unit are installed in the body.

Preferably, the first clamping block is rotatably connected with the bolt through a deep groove ball bearing, and a rubber pad is adhered to one end, close to the machine body, of the first clamping block through a strong adhesive.

Preferably, a plurality of T-shaped grooves are formed in the surface of the heat dissipation frame at equal intervals, T-shaped blocks are connected in the T-shaped grooves in a sliding mode, and the T-shaped blocks are integrally formed to be provided with heat dissipation fins.

Preferably, the spring buckle comprises a return spring and a clamping block which are welded to each other, the clamping block is of a rectangular structure, a second cavity is formed in the upper end of the first cavity, the return spring is welded to the inner wall of the first cavity, a screw is connected to the clamping block in a rotating mode, the screw penetrates through the inner wall of the first cavity, extends into the second cavity and is in threaded connection with a ball nut, the ball nut is connected to the inner wall of the second cavity in a rotating mode through a needle bearing, a worm wheel is sleeved on the ball nut, the worm wheel is meshed with a worm, the spring buckles located at the two ends share one worm, and the worm penetrates through the inner wall of the second cavity and is fixedly connected with a second knob.

Preferably, a groove is formed in a position of the pedal corresponding to the fixture block, and the width of the groove is equal to the width of the fixture block.

Preferably, the left end and the right end of the double-head screw rod are respectively provided with a left-handed thread and a right-handed thread.

Preferably, the second fixture block is of an inverted L-shaped structure, the second fixture blocks located on the left and right sides are respectively provided with a left-handed nut and a right-handed nut, the second fixture block located on the left side is in threaded connection with the left-handed threaded portion of the double-head screw rod through the left-handed nut, and the second fixture block located on the right side is in threaded connection with the right-handed threaded portion of the double-head screw rod through the right-handed nut.

The invention can be conveniently disassembled, assembled and installed, is convenient for disassembling and cleaning dust of a machine body, when a receiver is installed, the first knob is rotated to drive the double-end screw rod to rotate, because the threads on the double-end screw rod are symmetrically arranged, the double-end screw rod can drive the two second clamping blocks to move away from each other and be clamped into the clamping grooves of the machine body, the arrangement of the strong spring plays a role in strengthening fixation, then the installation of the bottom plate and the machine body can be completed, then the speed reducing motor is turned on, the speed reducing motor can drive the drill bit sleeved on the driving shaft of the speed reducing motor to rotate, the drill bit can drill into the ground, then the second knob is rotated to drive the worm fixedly connected with the second knob to rotate, the worm is rotated to drive the worm wheel meshed with the worm to rotate, the ball nut fixedly connected with the worm wheel is rotated to rotate, the screw is driven to, the clamping block is contained in the first cavity, the pedal can be horizontally placed at the moment, the pedal can be stably fixed on the ground when being treaded forcefully, the pedal can be attached to the ground to play a role of a balancing device, when a large amount of dust is accumulated in the heat dissipation frame after the heat dissipation frame is used for a long time, the heat dissipation frame can be disassembled and cleaned, the bolt is rotated, the bolt drives the first clamping block which is rotatably connected with the bolt to be far away from the machine body, and therefore the heat dissipation frame is disassembled. The invention has the advantages of stable structure, simple operation, scientific and reasonable design, short production period, low manufacturing cost, good heat dissipation performance, convenient disassembly and assembly, convenient fixation on the ground, capability of saving a large amount of time and energy of workers and popularization worth.

Drawings

Fig. 1 is a schematic structural diagram of a high-precision positioning and orientation receiver according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view of a portion of the heat dissipation frame of the present invention;

FIG. 5 is an enlarged view of the portion C of FIG. 4 according to the present invention.

In the figure: the heat dissipation device comprises a signal end 1, a heat dissipation frame 2, a machine body 3, a first clamping block 4, a deep groove ball bearing 5, a bolt 6, a heat dissipation fin 7, an accommodating groove 8, a pedal 9, a second cavity 10, a first cavity 11, a needle roller bearing 12, a worm wheel 13, a worm 14, a second knob 15, a ball nut 16, a return spring 17, a screw 18, a clamping block 19, a T-shaped groove 20, a T-shaped block 21, a bottom plate 22, a drill bit 23, a clamping groove 24, a powerful spring 25, a second clamping block 26, a connecting block 27, a groove 28, a double-headed screw 29 and a first knob 30.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise specifically stated or limited, the terms "cover", "fitted", "attached", "fixed", "distributed", and the like are to be understood in a broad sense, and may be, for example, fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, a high-precision positioning and orientation receiver comprises a bottom plate 22, a signal terminal 1 and a machine body 3 which are formed by an integral forming machine, wherein a radio frequency unit, a baseband processing unit, an orientation processing unit and an interface unit are arranged in the machine body 3 and jointly play a role of receiving and processing signals, a radiating frame 2 is sleeved on the machine body 3, a plurality of radiating fins 7 are clamped on the radiating frame 2 at equal intervals, a plurality of T-shaped grooves 20 are arranged on the surface of the radiating frame 2 at equal intervals, a T-shaped block 21 is connected in each T-shaped groove 20 in a sliding manner, the radiating fins 7 are integrally formed by the T-shaped blocks 21, the structure is convenient for mounting and dismounting the radiating fins 7, when more dust is gathered in the radiating fins 7, dust is convenient for dismounting and dust removing, two nuts are symmetrically arranged on the radiating frame 2, each nut is in threaded connection with a bolt 6, the part of the bolt 6, which is positioned in the radiating frame 2, the heat dissipation frame 2 is fixed on the machine body 3 through a first clamping block 4, the first clamping block 4 is rotatably connected with a bolt 6 through a deep groove ball bearing 5, a rubber pad is bonded at one end, close to the machine body 3, of the first clamping block 4 through a strong adhesive, the deep groove ball bearing is convenient to mount, friction can be increased due to the arrangement of the rubber pad, and clamping is more firm;

in the invention, two accommodating grooves 8 are symmetrically arranged on a machine body 3, the inner wall of the bottom end of each accommodating groove 8 is rotatably connected with a pedal 9, the inner wall of the upper end of each accommodating groove 8 is provided with a first cavity 11, a spring buckle is arranged in the first cavity 11, the pedal 9 is fixed in the accommodating groove 8 through the spring buckle, the spring buckle comprises a return spring 17 and a clamping block 19 which are welded with each other, the clamping block 19 adopts a rectangular structure, the upper end of the first cavity 11 is provided with a second cavity 10, the return spring 17 is welded on the inner wall of the first cavity 11, the clamping block 19 is rotatably connected with a screw 18, the screw 18 penetrates through the inner wall of the first cavity 11 and extends into the second cavity 10 and is in threaded connection with a ball nut 16, the ball nut 16 is rotatably connected on the inner wall of the second cavity 10 through a needle bearing 12, a worm wheel 13 is sleeved on the ball nut 16, the, the spring buckles at the two ends share one worm 14, the worm 14 penetrates through the inner wall of the second cavity 10 and is fixedly connected with a second knob 15, a groove 28 is formed in the position, corresponding to the fixture block 19, of the pedal 9, the width of the groove 28 is equal to that of the fixture block 19, the spring buckles are convenient to operate, and the spring buckles at the two ends can be controlled and clamped and fastened by rotating the second knob 15;

in the invention, the bottom end of the machine body 3 is provided with a clamping groove 24, a double-head screw 29 is horizontally arranged on a bottom plate 22, the double-head screw 29 is formed by welding two symmetrically arranged screw rods through a connecting block 27, the left end and the right end of the double-head screw 29 are respectively provided with a left-handed thread and a right-handed thread, the second fixture block 26 adopts an inverted L-shaped structure, the second fixture blocks 26 positioned on the left side and the right side are respectively provided with a left-handed nut and a right-handed nut, the second fixture block 26 positioned on the left side is in threaded connection with the left-handed thread part of the double-head screw 29 through the left-handed nut, the second fixture block 26 positioned on the right side is in threaded connection with the right-handed thread part of the double-head screw 29 through the right-handed nut, the structure can realize the mutual approaching and departing movement of the two second fixture blocks 26, one end of the double, and a strong spring 25 is welded at one end of each of the two second clamping blocks 26, a speed reducing motor is mounted on the bottom plate 22, and a drill bit 23 is sleeved on a driving shaft of the speed reducing motor.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The invention receives and processes signals through a radio frequency unit, a baseband processing unit, a directional processing unit and an interface unit, the related communication principle is the prior art, which is not described herein, when a receiver is installed, a first knob 30 is rotated, the first knob 30 drives a double-end screw 29 to rotate, because threads on the double-end screw 29 are symmetrically arranged, the double-end screw 29 can drive two second fixture blocks 26 to move away from each other and clamp in a clamping groove 24 of a machine body 3, a strong spring 25 is arranged to play a role in strengthening and fixing, at the moment, the installation of a bottom plate 22 and the machine body 3 can be completed, then a speed reducing motor is turned on, the speed reducing motor can drive a drill bit 23 sleeved on a driving shaft thereof to rotate, the drill bit 23 can drill into the ground, then a second knob 15 is rotated, the second knob 15 drives a worm 14 fixedly connected with the same to rotate, the worm 14 rotates to drive a worm wheel 13 meshed with, worm wheel 13 rotates the back and drives ball nut 16 with its fixed connection and rotates, ball nut 16 rotates the back and drives screw 18 upward movement, thereby make reset spring 17 compress, fixture block 19 is taken in first cavity 11, but footboard 9 level was placed this moment, step on pedal 9 firm fixed subaerial hard, and footboard 9 can laminate subaerial effect that plays balancing unit, when having gathered a large amount of dusts in it after heat dissipation frame 2 uses for a long time, can dismantle it cleanly, rotate bolt 6, bolt 6 drives first fixture block 4 of being connected with it rotation and keeps away from organism 3, thereby realize the dismantlement of heat dissipation frame 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. High accuracy location orientation receiver, including bottom plate (22) and signal end (1) and organism (3) that adopt integrated into one piece to construct to make, its characterized in that, the cover is equipped with heat dissipation frame (2) on organism (3), equidistant block has a plurality of heat dissipation fins (7) on heat dissipation frame (2), two nuts are installed to the symmetry on heat dissipation frame (2), every equal threaded connection has bolt (6) on the nut, the part that bolt (6) are located heat dissipation frame (2) rotates and is connected with first fixture block (4) that adopt the arc structure, heat dissipation frame (2) are fixed on organism (3) through first fixture block (4), two are seted up on organism (3) symmetrically and are accomodate groove (8), every all rotate on the bottom inner wall of accomodating groove (8) and be connected with footboard (9), first cavity (11) have been seted up on the upper end inner wall of accomodating groove (8), install the spring buckle in first cavity (11), footboard (9) are fixed in accomodating groove (8) through the spring buckle, draw-in groove (24) have been seted up to the bottom of organism (3), bottom plate (22) are improved level and are equipped with double lead screw (29), double lead screw (29) are formed through connecting block (27) welding by the lead screw that two symmetries set up, the one end of double lead screw (29) runs through the first knob (30) of inner wall and fixedly connected with of bottom plate (22), every equal threaded connection has second fixture block (26), two the one end welding that second fixture block (26) are close to each other has powerful spring (25), install gear motor on bottom plate (22), the cover is equipped with drill bit (23) in gear motor's the drive shaft.

2. A high accuracy positioning and orientation receiver according to claim 1, characterized in that said body (3) is internally equipped with a radio frequency unit, a baseband processing unit, an orientation processing unit and an interface unit.

3. The high-precision positioning and orientation receiver according to claim 1, wherein the first block (4) is rotatably connected with the bolt (6) through a deep groove ball bearing (5), and a rubber pad is adhered to one end of the first block (4) close to the machine body (3) through a strong adhesive.

4. A high precision positioning and orientation receiver according to claim 1, characterized in that the surface of the heat dissipation frame (2) is provided with a plurality of T-shaped grooves (20) at equal intervals, each T-shaped groove (20) is connected with a T-shaped block (21) in a sliding manner, and the T-shaped blocks (21) are integrally formed with heat dissipation fins (7).

5. The high-precision positioning and orientation receiver according to claim 1, wherein the spring buckle comprises a return spring (17) and a clamping block (19) welded to each other, the clamping block (19) has a rectangular structure, the upper end of the first cavity (11) is provided with a second cavity (10), the return spring (17) is welded to the inner wall of the first cavity (11), the clamping block (19) is rotatably connected with a screw (18), the screw (18) extends into the second cavity (10) through the inner wall of the first cavity (11) and is in threaded connection with a ball nut (16), the ball nut (16) is rotatably connected to the inner wall of the second cavity (10) through a needle bearing (12), a worm wheel (13) is sleeved on the ball nut (16), the worm wheel (13) is engaged with a worm (14), and the spring buckles at two ends share one worm (14), the worm (14) penetrates through the inner wall of the second cavity (10) and is fixedly connected with a second knob (15).

6. A high-precision positioning and orientation receiver according to claim 5, characterized in that a groove (28) is formed in the pedal (9) at a position corresponding to the block (19), and the width of the groove (28) is equal to the width of the block (19).

7. A high-precision positioning and orientation receiver according to claim 5, characterized in that the left and right ends of the double-headed screw rod (29) are respectively provided with left-handed screw threads and right-handed screw threads.

8. The high-precision positioning and orientation receiver according to claim 5, wherein the second fixture block (26) is of an inverted L-shaped structure, the left-handed nut and the right-handed nut are respectively mounted on the second fixture block (26) positioned on the left side and the second fixture block (26) positioned on the right side, the second fixture block (26) positioned on the left side is in threaded connection with the left-handed threaded portion of the double-headed screw (29) through the left-handed nut, and the second fixture block (26) positioned on the right side is in threaded connection with the right-handed threaded portion of the double-headed screw (29) through the right-handed nut.