CN112134015A

CN112134015A - GPS device for preventing antenna reverse connection

Info

Publication number: CN112134015A
Application number: CN202010913169.1A
Authority: CN
Inventors: 陶瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2020-12-25

Abstract

The invention discloses a GPS device for preventing an antenna from being reversely connected, which comprises a GPS positioning device body, an external GPS antenna and an external GSM antenna, wherein the external GPS antenna and the external GSM antenna are respectively connected with a first plug and a second plug, the front ends of the first plug and the second plug are respectively provided with a first metal inserted bar and a second metal inserted bar, the length of the first metal inserted bar is slightly smaller than that of the second metal inserted bar, the side wall of the GPS positioning device body is correspondingly provided with two jacks matched with the first plug and the second plug for use, the inside of each jack is transversely connected with a sliding block in a sliding manner, and a first spring is fixedly connected between the two sliding blocks and the inner wall of the jack. Has the advantages that: the invention can automatically and effectively remind workers of whether the assembly is wrong or not, can completely avoid the phenomenon of reverse connection of the antenna of the GPS satellite positioning device, ensures the normal positioning and data transmission functions of the GPS satellite positioning device, and is more convenient to use.

Description

GPS device for preventing antenna reverse connection

Technical Field

The invention relates to the technical field of GPS assembly, in particular to a GPS device for preventing an antenna from being reversely connected.

Background

At present, the GPS satellite positioning device is respectively provided with jacks used by matching the GSM antenna with the GPS antenna, wherein the two jacks are usually distinguished by setting different colors on the surfaces of the jacks. However, when the light intensity at night is not good, an assembly worker may have difficulty in distinguishing the colors of the jacks of the GSM antenna and the GPS antenna, so that the GSM antenna and the GPS antenna are inserted inversely when the GPS satellite positioning device is assembled, thereby affecting the normal positioning and data transmission functions of the GPS satellite positioning device.

To this end, we propose a GPS device that prevents antenna reverse connection.

Disclosure of Invention

The invention aims to solve the problem that in the prior art, when the light intensity at night is poor, an assembly worker possibly cannot distinguish the colors of jacks of a GSM antenna and a GPS antenna, so that the GSM antenna and the GPS antenna are inserted reversely when a GPS satellite positioning device is assembled, and the normal positioning and data transmission functions of the GPS satellite positioning device are influenced, and provides a GPS device for preventing the reverse connection of the antennas.

In order to achieve the purpose, the invention adopts the following technical scheme: a GPS device for preventing the reverse connection of an antenna comprises a GPS positioning device body, an external GPS antenna and an external GSM antenna, wherein the GPS antenna and the external GSM antenna are respectively connected with a first plug and a second plug, the front ends of the first plug and the second plug are respectively provided with a first metal inserted bar and a second metal inserted bar, the length of the first metal inserted bar is slightly less than that of the second metal inserted bar, the side wall of the GPS positioning device body is correspondingly provided with two jacks matched with the first plug and the second plug, a sliding block is transversely and slidably connected inside each jack, the two sliding blocks do not extend out of the jack, a first spring is fixedly connected between the two sliding blocks and the inner wall of the jack, the upper surfaces of the two sliding blocks are respectively provided with a groove, and the inner top walls of the two jacks are respectively provided with a mounting groove, every the mounting groove is inside all still vertical sliding connection have one with the stopper of recess adaptation, every the upper surface of stopper all with the mounting groove in the top wall between fixedly connected with a second spring, wherein be located two its surface recess of two inside sliders of jack equals with the length of first metal inserted bar and second metal inserted bar respectively with the horizontal distance of stopper, GPS positioner body upper end still rotates and is equipped with the lid, and still is equipped with block mechanism between the front end of lid and GPS positioner body side wall.

In the above GPS device for preventing the reverse connection of the antenna, the engaging mechanism includes an installation cavity provided in the front end of the cover body, the side wall of the installation cavity is connected with a first sliding block and a second sliding block in a penetrating and sliding manner, the installation cavity is also connected with a transmission plate in a vertical sliding manner, the surface of the transmission plate is provided with a first combination groove and a second combination groove, the side walls of the first sliding block and the second sliding block at one end in the installation cavity are both welded with transmission blocks, the two transmission blocks are respectively connected with the first combination groove and the second combination groove on the transmission plate in a sliding manner, one ends of the first sliding block and the second sliding block in the installation cavity are respectively fixedly connected with a first fixing shaft and a second fixing shaft, one end of the first fixing shaft away from the first sliding block is connected with a fixture block in a penetrating and welding manner, the utility model discloses a GPS positioner, including the installation cavity, the installation cavity is provided with the side wall of GPS positioner body, the lateral wall of GPS positioner body is last to correspond and to have seted up the draw-in groove that a cooperation fixture block used, still set up the flexible hole that the cooperation second fixed axle used on the installation cavity inner wall, first sliding block and second sliding block are located the equal fixedly connected with third spring between the one end of installation cavity inside and the side wall of installation cavity, and two third springs correspond the cover respectively and establish the outside at first fixed axle and second fixed axle, it has a first connecting block still to weld on the driving plate, it has a second connecting block still to weld on the installation cavity inner wall, a rectangle through-hole has still been seted up on the driving plate, and the second connecting block be located in the rectangle through-hole and with rectangle through-hole lateral wall sliding connection, it.

In the above GPS device for preventing the antenna from being reversely connected, the second spring is always in a compressed state, and the second spring is a return spring made of a stainless steel material.

In the above-mentioned GPS device for preventing antenna transposition, the first combination groove adopts first dovetail groove and L-shaped groove intercommunication to constitute, and first dovetail groove is located the driving plate surface, the second combination groove adopts second dovetail groove and rectangular channel intercommunication to constitute, and the second dovetail groove is located the driving plate surface.

In the above GPS device for preventing the antenna from being reversely connected, the pressing blocks are welded to both ends of the first sliding block and the second sliding block located outside the installation cavity.

In the above GPS device for preventing the antenna from being reversely connected, the inner wall of the mounting cavity is provided with a slide rail used in cooperation with the transmission plate.

Compared with the prior art, the GPS device for preventing the reverse connection of the antenna has the advantages that: whether the assembly error of a worker can be automatically and effectively reminded through the use of the sliding blocks and the limiting blocks in the two inserting holes matched with the first metal inserting rods and the second metal inserting rods with two different lengths, the phenomenon that the antenna of the GPS satellite positioning device is reversely connected can be completely avoided, the normal positioning and data transmission functions of the GPS satellite positioning device are guaranteed, and the use is more convenient.

Drawings

FIG. 1 is a schematic structural diagram of a GPS device for preventing antenna reverse connection according to the present invention;

FIG. 2 is an enlarged view of the structure of part A in FIG. 1;

FIG. 3 is an enlarged view of the structure of part B in FIG. 1;

fig. 4 is a schematic structural diagram of a transmission plate portion of a GPS device for preventing antenna reverse connection according to the present invention.

In the figure: the GPS positioning device comprises a GPS positioning device body 1, an external GPS antenna 2, an external GSM antenna 3, a first plug 4, a second plug 5, a first metal inserted rod 6, a second metal inserted rod 7, a jack 8, a sliding block 9, a first spring 10, a groove 11, a limiting block 12, a second spring 13, a cover 14, a first sliding block 15, a second sliding block 16, a transmission plate 17, a first combination groove 18, a second combination groove 19, a transmission block 20, a first fixing shaft 21, a second fixing shaft 22, a clamping block 23, a clamping groove 24, a telescopic hole 25, a third spring 26, a first connecting block 27, a second connecting block 28, a rectangular through hole 29, a fourth spring 30 and a pressing block 31.

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, which indicate orientations or positional relationships, are based on the orientations or positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention

Referring to fig. 1-4, a GPS device for preventing antenna reverse connection, comprising a GPS positioning device body 1, an external GPS antenna 2 and an external GSM antenna 3, wherein the external GPS antenna 2 and the external GSM antenna 3 are respectively connected with a first plug 4 and a second plug 5, wherein the front ends of the first plug 4 and the second plug 5 are respectively provided with a first metal inserted bar 6 and a second metal inserted bar 7, the length of the first metal inserted bar 6 is slightly less than that of the second metal inserted bar 7, the side wall of the GPS positioning device body 1 is correspondingly provided with two jacks 8 matched with the first plug 4 and the second plug 5, each jack 8 is internally and transversely connected with a slide block 9 in a sliding manner, the two slide blocks 9 do not just extend out of the jack 8, a first spring 10 is fixedly connected between the two slide blocks 9 and the inner wall of the jack 8, the upper surfaces of the two slide blocks 9 are both provided with a groove 11, the inner top walls of the two jacks 8 are respectively provided with a mounting groove, a limiting block 12 matched with the groove 11 is vertically connected in a sliding manner in each mounting groove, a second spring 13 is fixedly connected between the upper surface of each limiting block 12 and the inner top wall of the mounting groove, and the horizontal distances between the surface grooves 11 and the limiting blocks 12 of the two sliding blocks 9 positioned in the two jacks 8 are respectively equal to the lengths of the first metal inserted rod 6 and the second metal inserted rod 7;

the upper end of the GPS positioning device body 1 is also rotatably provided with a cover body 14, a clamping mechanism is also arranged between the front end of the cover body 14 and the side wall of the GPS positioning device body 1, the clamping mechanism comprises an installation cavity arranged in the front end of the cover body 14, the side wall of the installation cavity is connected with a first sliding block 15 and a second sliding block 16 in a penetrating and sliding manner, a transmission plate 17 is also vertically connected in the installation cavity in a sliding manner, the surface of the transmission plate 17 is provided with a first combination groove 18 and a second combination groove 19, wherein the first combination groove 18 is formed by communicating a first trapezoid groove and an L-shaped groove, the first trapezoid groove is positioned on the surface of the transmission plate 17, the second combination groove 19 is formed by communicating a second trapezoid groove and a rectangular groove, the second trapezoid groove is positioned on the surface of the transmission plate 17, and the transmission blocks 20 are welded on the side wall of one end of the first sliding block 15 and the second sliding, the two transmission blocks 20 are respectively connected with the first combination groove 18 and the second combination groove 19 on the transmission plate 17 in a sliding manner; the inner wall of the mounting cavity is also provided with a sliding rail matched with the transmission plate 17 for use, so that the sliding track of the transmission plate 17 is more accurate, and the transmission effect is more stable;

one end of the first sliding block 15 and one end of the second sliding block 16, which are positioned inside the mounting cavity, are fixedly connected with a first fixing shaft 21 and a second fixing shaft 22 respectively, one end of the first fixing shaft 21, which is far away from the first sliding block 15, penetrates through the mounting cavity and is welded with a clamping block 23, a clamping groove 24 matched with the clamping block 23 for use is correspondingly arranged on the side wall of the GPS positioning device body 1, a telescopic hole 25 matched with the second fixing shaft 22 for use is also arranged on the inner wall of the mounting cavity, a third spring 26 is fixedly connected between one end of the first sliding block 15 and one end of the second sliding block 16, which are positioned inside the mounting cavity, and the inner side wall of the mounting cavity, two third springs 26 are correspondingly sleeved outside the first fixing shaft 21 and the second fixing shaft 22 respectively, a first connecting block 27 is welded on the transmission plate 17, a second connecting block 28 is welded on the inner wall of the mounting cavity, the second connecting block 28 is positioned in the rectangular through hole 29 and is in sliding connection with the side wall of the rectangular through hole 29, and a fourth spring 30 is fixedly connected between the first connecting block 27 and the second connecting block 28; the pressing blocks 31 are welded at the ends, located outside the mounting cavity, of the first sliding block 15 and the second sliding block 16, so that the first sliding block 15 and the second sliding block 16 can be pressed more conveniently, and the operation is more convenient and labor-saving;

wherein, the first sliding block 15 is pressed to make the driving block 20 on the first sliding block 15 be abutted by the L-shaped groove of the first combination groove 18, and the fixture block 23 at the top end of the first fixing shaft 21 can be clamped into the fixture groove 24 on the outer side wall of the GPS positioning device body 1 to keep the cover body 14 closed; pressing the second sliding block 16, the transmission block 20 on the second sliding block 16 slides along the second trapezoidal groove wall of the second combined groove 19 to push the transmission plate 17 upwards, the transmission block 20 on the first sliding block 15 can be separated from the support of the L-shaped groove of the first combined groove 18, the first sliding block 15 is pushed outwards under the restoring force action of the third spring 26, the fixture block 23 can be separated from the clamping groove 24, at this moment, the cover body 14 can be opened, and the maintenance is performed in the GPS positioning device body 1.

In the invention, when a longer second metal inserted link 7 is inserted into the jack 8 belonging to the first metal inserted link 6, the second metal inserted link 7 can gradually push the slider 9 into the jack 8, after the groove 11 on the upper surface of the slider 9 is aligned with the limiting block 12 in the mounting groove, the limiting block 12 is clamped into the groove 11 under the elastic effect of the second spring 13, so that the slider 9 can not continuously slide forwards, and at the moment, part of the second metal inserted link 7 is not inserted into the jack 8, so that an assembler can realize that the antenna is reversely connected; when the shorter first metal inserted bar 6 is inserted into the jack 8 belonging to the second metal inserted bar 7, the first metal inserted bar 6 is completely inserted into the jack 8, the groove 11 on the upper surface of the sliding block 9 can not be aligned with the limiting block 12 in the mounting groove, after a worker looses his hands, the jack 8 can be pushed out by the sliding block 9 under the action of the restoring force of the first spring 10, so that the worker can be automatically and effectively reminded of whether the assembly error occurs, the phenomenon that the antenna of the GPS satellite positioning device is reversely connected can be completely avoided, the normal positioning and data transmission functions of the GPS satellite positioning device are ensured, and the use is more convenient.

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. A GPS device for preventing an antenna from being reversely connected comprises a GPS positioning device body (1), an external GPS antenna (2) and an external GSM antenna (3), and is characterized in that the external GPS antenna (2) and the external GSM antenna (3) are respectively connected with a first plug (4) and a second plug (5), wherein the front ends of the first plug (4) and the second plug (5) are respectively provided with a first metal inserted bar (6) and a second metal inserted bar (7), the length of the first metal inserted bar (6) is slightly smaller than that of the second metal inserted bar (7), the side wall of the GPS positioning device body (1) is correspondingly provided with two jacks (8) matched with the first plug (4) and the second plug (5) for use, a sliding block (9) is transversely connected inside each jack (8) in a sliding manner, and the two sliding blocks (9) do not extend out of the jacks (8), wherein a first spring (10) is fixedly connected between the two sliding blocks (9) and the inner wall of the jack (8), a groove (11) is formed on the upper surface of each sliding block (9), a mounting groove is formed on the inner top wall of each jack (8), a limiting block (12) matched with the groove (11) is vertically and slidably connected inside each mounting groove, a second spring (13) is fixedly connected between the upper surface of each limiting block (12) and the inner top wall of the mounting groove, wherein the horizontal distances between the surface grooves (11) of the two sliding blocks (9) positioned in the two jacks (8) and the limiting blocks (12) are respectively equal to the lengths of the first metal inserted rod (6) and the second metal inserted rod (7), the upper end of the GPS positioning device body (1) is also rotatably provided with a cover body (14), and a clamping mechanism is arranged between the front end of the cover body (14) and the side wall of the GPS positioning device body (1).

2. The GPS device for preventing the antenna from being reversely connected according to claim 1, wherein the clamping mechanism comprises a mounting cavity formed in the front end of the cover body (14), the side wall of the mounting cavity is connected with a first sliding block (15) and a second sliding block (16) in a penetrating and sliding manner, a transmission plate (17) is further connected in the mounting cavity in a vertical and sliding manner, a first combination groove (18) and a second combination groove (19) are formed in the surface of the transmission plate (17), the transmission blocks (20) are welded on the side walls of the ends, located at the inner part of the mounting cavity, of the first sliding block (15) and the second sliding block (16), the two transmission blocks (20) are respectively connected with the first combination groove (18) and the second combination groove (19) on the transmission plate (17) in a sliding manner, and the ends, located at the inner part of the mounting cavity, of the first sliding block (15) and the second sliding block (16) are respectively and fixedly connected with a first fixing shaft (21) and a second fixing shaft ( The fixing shaft (22), one end of the first fixing shaft (21), which is far away from the first sliding block (15), penetrates through the mounting cavity and is welded with a clamping block (23), a clamping groove (24) matched with the clamping block (23) for use is correspondingly formed in the side wall of the GPS positioning device body (1), a telescopic hole (25) matched with the second fixing shaft (22) for use is further formed in the inner wall of the mounting cavity, a third spring (26) is fixedly connected between one end of the first sliding block (15) and one end of the second sliding block (16), which are located in the mounting cavity, and the inner side wall of the mounting cavity, two third springs (26) are respectively and correspondingly sleeved outside the first fixing shaft (21) and the second fixing shaft (22), a first connecting block (27) is further welded on the transmission plate (17), and a second connecting block (28) is further welded on the inner wall of the mounting cavity, still seted up a rectangle through-hole (29) on driving plate (17), and second connecting block (28) be located rectangle through-hole (29) and with rectangle through-hole (29) lateral wall sliding connection, still fixedly connected with fourth spring (30) between first connecting block (27) and second connecting block (28).

3. The GPS device for preventing the antenna from being reversely connected according to claim 1, wherein the second spring (13) is always in a compressed state, and the second spring (13) is a return spring made of stainless steel.

4. The GPS device for preventing the antenna from being reversely connected as claimed in claim 2, wherein the first combination groove (18) is formed by communicating a first trapezoid-shaped groove and an L-shaped groove, the first trapezoid-shaped groove is formed on the surface of the transmission plate (17), the second combination groove (19) is formed by communicating a second trapezoid-shaped groove and a rectangular groove, and the second trapezoid-shaped groove is formed on the surface of the transmission plate (17).

5. The GPS device for preventing the reverse connection of the antenna according to claim 2, wherein the pressing blocks (31) are welded at one ends of the first sliding block (15) and the second sliding block (16) which are positioned outside the mounting cavity.

6. The GPS device for preventing the antenna from being reversely connected according to claim 2, wherein a slide rail used in cooperation with the driving plate (17) is provided on the inner wall of the mounting cavity.