CN216698700U

CN216698700U - GPS multifunctional antenna

Info

Publication number: CN216698700U
Application number: CN202123233742.3U
Authority: CN
Inventors: 鲁虹舒
Original assignee: Jiaxing Yirui Electronics Co ltd
Current assignee: Jiaxing Yirui Electronics Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-07
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a GPS multifunctional antenna, which comprises a GPS antenna body, a cable and a mounting rack, wherein the GPS antenna body is fixed on the upper end surface of the mounting rack, and the cable is connected with the GPS antenna body; the lower end face of the mounting frame is provided with four mounting grooves arranged in an X shape, a first rotating shaft is fixed on each mounting groove, a telescopic support is rotatably mounted on each first rotating shaft, the telescopic support can rotate around the first rotating shaft and is arranged in the mounting grooves, and a supporting leg is rotatably mounted at the bottom end of the telescopic support; and a winding support is fixed on the side surface of the mounting frame, a winding shaft is rotatably mounted on the winding support, and the cable is wound on the winding shaft. The mounting rack provides a flat mounting surface for the GPS antenna, ensures that the GPS antenna can be fixed in various irregular mounting environments, and is suitable for fixing various types of GPS antennas in a magnetic attraction or gluing mode.

Description

GPS multifunctional antenna

Technical Field

The utility model relates to the technical field of GPS (global positioning system) antennas, in particular to a GPS multifunctional antenna.

Background

The GPS is a terminal that performs positioning or navigation by receiving satellite signals. And the received signal must be applied to the antenna. The GPS satellite signals are divided into L1 and L2 at frequencies of 1575.42MHZ and 1228MHZ, respectively, where L1 is an open civilian signal and the signal is circularly polarized. The signal strength was about-166 dBW, and the signal was a relatively weak signal. These features determine the need to prepare a special antenna for the reception of GPS signals.

The GPS antenna generally comprises a GPS positioner and a cable, the GPS positioner is fixed on corresponding equipment in an adhesive mode, and the bottom of the GPS positioner is of a planar structure and needs to be fixed to a flat part of the corresponding equipment during installation, otherwise, the GPS positioner is easy to loose and loose when being installed on a curved surface, and the equipment is not necessarily provided with a proper flat installation position. The receiving surface of the GPS antenna needs to basically face the sky, and no metal shielding object is arranged on the receiving surface, so that the elevation angle of the receiving surface of the GPS antenna is too large when the receiving surface is arranged on a curved surface, and the receiving of GPS signals is influenced. Meanwhile, the GPS positioner is connected with the GPS host through a cable, and under different use environments, the distance between the installation position of the GPS positioner and the GPS host is different, so that the cable is prevented from being short, the length of a general GPS antenna is not adjustable, and the cable is too long, so that a large space is occupied, the cable is loose and messy when in use, the installation of other parts is influenced, and the cable is not attractive.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a GPS multifunctional antenna which is simple in structure, convenient to install, adjustable in length and capable of being fixed on various irregular installation surfaces.

Therefore, the technical scheme of the utility model is as follows: a GPS multifunctional antenna comprises a GPS antenna body, a cable and a mounting rack, wherein the GPS antenna body is fixed on the upper end surface of the mounting rack, and the cable is connected with the GPS antenna body; the lower end face of the mounting frame is provided with four mounting grooves arranged in an X shape, a first rotating shaft is fixed on each mounting groove, a telescopic support is rotatably mounted on each first rotating shaft, the telescopic support can rotate around the first rotating shaft and is arranged in the mounting grooves, and a supporting leg is rotatably mounted at the bottom end of the telescopic support; and a winding support is fixed on the side surface of the mounting frame, a winding shaft is rotatably mounted on the winding support, and the cable is wound on the winding shaft.

The mounting frame is utilized to provide a flat mounting surface for the GPS antenna body, so that the GPS antenna bodies of various types on the market can be conveniently mounted; a rotatable and telescopic support is arranged below the mounting rack, the mounting rack can be fixed on any curved surface, and the flatness of the upper end surface of the mounting rack is ensured by adjusting the angle and the length of the support, so that the receiving surface of the GPS antenna faces the sky, no metal shielding object is arranged on the receiving surface, and the receiving of GPS signals is ensured; the cable can be twined on the spool, can adjust cable length as required, is convenient for connect the GPS antenna body and the GPS host computer of different intervals, and effectively avoids the cable in disorder.

Preferably, the winding bracket is of a U-shaped structure, through holes are formed in two ends of the winding bracket, two ends of the winding shaft penetrate through the through holes, and one end of the winding shaft is connected with a handle. The handle can drive the spool and rotate, and the release cable or the winding cable adjust the extension length of cable.

Preferably, the side surface of the through hole of the winding bracket is provided with an opening, and a rotatable stop block is arranged at the opening. The cable can twine earlier on the spool, puts into the through-hole of wire winding support with the spool from the opening part again, rotates the dog and plugs up the opening, makes things convenient for the cable winding.

Preferably, one side of the winding support facing the handle is provided with a positioning groove matched with the handle, the handle can be arranged in the positioning groove, and the handle is perpendicular to the winding shaft; the other end of the winding shaft is provided with a convex annular limiting surface, a spring is sleeved on the winding shaft, one end of the spring is supported on the annular limiting surface, and the other end of the spring is supported on the outer side surface of the winding support. The spring is in a compressed state, and the elastic force can drive the winding shaft to move towards one end where the spring is located, so that the handle is clamped into the positioning groove of the winding bracket, and the winding shaft is clamped; when the length of the cable needs to be adjusted or the cable needs to be recycled, the annular limiting surface of the winding shaft is pushed inwards, so that the handle at the other end of the winding shaft leaves the positioning groove, and then the handle is rotated to drive the winding shaft to rotate; when the length of the cable is proper, the handle is loosened, and the handle is clamped into the positioning groove under the action of the spring to fix the winding shaft.

Preferably, the bottom of the telescopic support is provided with a second rotating shaft, and the upper ends of the support legs are rotatably arranged on the second rotating shaft; the lower end of the support leg is a fixed surface, and an adhesive layer is arranged on the fixed surface. The support legs can rotate around the telescopic bracket through the second rotating shaft, so that the support legs are more attached to the curved surface and the irregular surface; the feet are fixed to the mounting surface of the respective device by gluing.

Preferably, the fixing surface of the support leg is provided with a groove, a magnet is arranged in the groove, and the magnet is positioned in the adhesive layer. In order to enable the GPS antenna to be installed more firmly, magnets can be arranged in the support legs, and the GPS antenna is conveniently fixed on a metal installation surface in a magnetic attraction and adhesion mode.

Preferably, the telescopic bracket comprises an outer pipe and an inner pipe, the upper end of the outer pipe is rotatably provided with an adjusting nut, the second rotating shaft is arranged at the lower end of the outer pipe, and the support legs are rotatably arranged on the second rotating shaft; the inner tube is arranged in the outer tube, a thread structure is arranged on the outer circumference of the inner tube, the lower end of the inner tube extends into the outer tube and is matched with the adjusting nut to work, and the upper end of the inner tube is rotatably arranged on the first rotating shaft. All adjustable length of 4 telescopic bracket alone, adjusting nut and inner tube pass through screw-thread fit work, and rotatory adjusting nut can make the inner tube reciprocate, adjusts the direction of mounting bracket up end for the receiving face of GPS antenna does not have the metal shelter from the thing towards sky and above just, guarantees the receipt of GPS signal.

Compared with the prior art, the utility model has the beneficial effects that:

1) the mounting rack provides a flat mounting surface for the GPS antenna, so that the GPS antenna can be fixed in various irregular mounting environments, the upper end surface of the mounting rack is a plane, the mounting rack is suitable for fixing various types of GPS antennas in a magnetic attraction or adhesion mode, and the application range is wide;

2) the four telescopic supports are arranged below the mounting rack, the length of each telescopic support can be independently adjusted, the mounting rack is guaranteed to be fixed on any curved surface, the receiving surface of the GPS antenna can be guaranteed to face the sky, no metal shielding object is arranged on the mounting rack, and the GPS signal is guaranteed to be received;

3) the stabilizer blade of mounting bracket below can rotate around telescopic bracket for the installation is more nimble, and the stabilizer blade accessible is sticky or magnetism is inhaled or two kinds of modes together are fixed, makes the installation of GPS antenna more firm.

4) The mounting bracket side is equipped with the spool, can arrange in order the cable, conveniently accomodates the cable, adjusts cable length.

Drawings

The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the fixed state of the spool according to the present invention;

FIG. 3 is a bottom view of the structure of the present invention;

FIG. 4 is a schematic view of the expansion bracket of the present invention;

fig. 5 is a structural sectional view of the telescopic bracket.

Labeled as: the GPS antenna comprises a GPS antenna body 1, a cable 2, a mounting frame 3, a mounting groove 31, a first rotating shaft 32, a telescopic support 4, an outer tube 41, an inner tube 42, an adjusting nut 43, a second rotating shaft 44, a support leg 45, an adhesive layer 46, a magnet 47, a winding support 51, a winding shaft 52, a stop block 53, a handle 54, a positioning groove 55, an annular limiting surface 56 and a spring 57.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, which should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" or "a number" means two or more unless explicitly specified otherwise.

See the drawings. This embodiment GPS multifunctional antenna, including GPS antenna body 1, cable 2 and mounting bracket 3, GPS antenna body 1 is fixed at the up end of mounting bracket 3, and cable 2 is connected with GPS antenna body 1.

Mounting bracket 3 is rectangle platelike structure, and the mounting bracket up end is smooth installation face, and the lower terminal surface is equipped with four mounting grooves 31 that are the setting of X style of calligraphy, and the outer tip of every mounting groove all is fixed with first pivot 32, rotates an installation telescopic bracket 4 on every first pivot 32, and telescopic bracket 4 can rotate around first pivot 32, can arrange the mounting groove in, conveniently accomodates the mounting bracket, also can follow the mounting groove and roll out, support the mounting bracket.

The telescopic bracket 4 comprises an outer tube 41 and an inner tube 42, wherein an adjusting nut 43 is rotatably mounted at the upper end of the outer tube 41, a second rotating shaft 44 is mounted at the lower end of the outer tube, a supporting leg 45 is rotatably mounted on the second rotating shaft, the lower end of the supporting leg is a fixed surface, and an adhesive layer 46 is arranged on the fixed surface. The fixing surface of the support leg is also provided with a groove, a magnet 47 is arranged in the groove, and the magnet is positioned in the adhesive layer. The inner tube 42 is arranged in the outer tube 41, a thread structure is arranged on the outer circumference of the inner tube, the lower end of the inner tube 42 extends into the outer tube 41 and is matched with the adjusting nut 43, and the upper end of the inner tube 42 is rotatably arranged on the first rotating shaft 32. All adjustable length of 4 telescopic bracket 4 alone, adjusting nut and inner tube pass through screw-thread fit work, and rotatory adjusting nut can make the inner tube reciprocate, adjusts the direction of mounting bracket up end for the receiving face of GPS antenna does not have the metal shelter from the thing towards sky and above just, guarantees the receipt of GPS signal.

A winding bracket 51 and a winding shaft 52 are fixed on the side surface of the mounting frame 3, and the cable 2 is wound on the winding shaft 52; the winding support 51 is of a U-shaped structure, through holes are formed in two ends of the winding support, two ends of the winding shaft 52 penetrate through the through holes, an opening is formed in the side face of each through hole, and a rotatable stop block 53 is arranged at each opening. The cable 2 can be wound on the winding shaft 52 firstly, then the winding shaft 52 is placed into the through hole of the winding bracket 51 from the opening, and the rotating stop block 53 blocks the opening, so that the winding work of the cable is simplified.

One end of the winding shaft 52 is connected with a handle 54, and the handle is perpendicular to the winding shaft; the winding support 51 is provided with a positioning groove 55 matched with the handle towards one side of the handle, the handle 54 can be arranged in the positioning groove 55, the radial section of the handle is not of a circular structure, and a rectangular structure, an oval structure and the like which can be clamped by the positioning groove 55 can be selected. The other end of the winding shaft 52 is provided with a convex annular limiting surface 56, the winding shaft 52 is sleeved with a spring 57, one end of the spring 57 is abutted against the annular limiting surface 56, and the other end of the spring 57 is abutted against the outer side surface of the winding support 51.

The spring 57 is in a compressed state, and the elastic force can drive the winding shaft to move towards one end of the spring, so that the handle 54 is clamped in the positioning groove 55 of the winding bracket, and the winding shaft 52 is clamped; when the length of the cable needs to be adjusted or the cable needs to be recycled, the annular limiting surface of the winding shaft is pushed inwards, so that the handle at the other end of the winding shaft leaves the positioning groove, and then the handle is rotated to drive the winding shaft to rotate; when the length of the cable is proper, the handle is loosened, and the handle is clamped into the positioning groove under the action of the spring to fix the winding shaft.

When in use, the GPS antenna body 1 is fixed on the upper end surface of the mounting rack 3, then the cable 2 is wound on the winding shaft 52, and the spring 57 and the handle 54 can be arranged on the winding shaft 52 before winding; then, the winding shaft 52 is placed into the through hole of the winding bracket 51 from the opening, the rotating stopper 53 blocks the opening, so that the winding shaft 52 is rotatably mounted on the winding bracket 51, and the handle 54 is clamped in the positioning groove 55 of the winding bracket by the elasticity of the spring 57 at the moment to limit the rotation of the winding shaft 52; then selecting a proper installation position on corresponding equipment, and adjusting the length and the rotation direction of the telescopic bracket 4 so that the GPS antenna can face the sky for receiving and has no metal shielding object on the top; then tearing off the adhesive layer paster below the support leg 45 and fixing the paster on corresponding equipment; finally, the handle 54 is taken out of the positioning groove 55 of the winding bracket, the handle 54 is rotated, the extending length of the cable 2 is adjusted to be just connected to the GPS host, then the handle 54 is released, the handle 54 is clamped into the positioning groove 55 again, the winding shaft is fixed again, the cable length is fixed, and therefore the whole installation work of the GPS antenna is completed.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. A GPS multifunctional antenna is characterized in that: the GPS antenna comprises a GPS antenna body, a cable and a mounting rack, wherein the GPS antenna body is fixed on the upper end surface of the mounting rack, and the cable is connected with the GPS antenna body; the lower end face of the mounting frame is provided with four mounting grooves arranged in an X shape, a first rotating shaft is fixed on each mounting groove, a telescopic support is rotatably mounted on each first rotating shaft, the telescopic support can rotate around the first rotating shaft and is arranged in the mounting grooves, and a supporting leg is rotatably mounted at the bottom end of the telescopic support; and a winding support is fixed on the side surface of the mounting frame, a winding shaft is rotatably mounted on the winding support, and the cable is wound on the winding shaft.

2. The GPS multifunctional antenna according to claim 1, wherein: the winding support is of a U-shaped structure, through holes are formed in two ends of the winding support, two ends of the winding shaft penetrate through the through holes, and one end of the winding shaft is connected with a handle.

3. The GPS multifunctional antenna according to claim 2, wherein: the side surface of the through hole of the winding support is provided with an opening, and a rotatable stop block is arranged at the opening.

4. The GPS multifunctional antenna according to claim 2, wherein: one side of the winding support, which faces the handle, is provided with a positioning groove matched with the handle, the handle can be arranged in the positioning groove, and the handle is vertical to the winding shaft; the other end of the winding shaft is provided with a convex annular limiting surface, a spring is sleeved on the winding shaft, one end of the spring is supported on the annular limiting surface, and the other end of the spring is supported on the outer side surface of the winding support.

5. The GPS multifunctional antenna according to claim 1, wherein: the bottom of the telescopic support is provided with a second rotating shaft, and the upper ends of the support legs are rotatably arranged on the second rotating shaft; the lower ends of the support legs are fixed surfaces, and adhesive layers are arranged on the fixed surfaces.

6. The GPS multifunctional antenna according to claim 5, wherein: the fixing surface of the supporting leg is provided with a groove, a magnet is arranged in the groove, and the magnet is located inside the adhesive layer.

7. The GPS multifunctional antenna according to claim 5, wherein: the telescopic support comprises an outer pipe and an inner pipe, an adjusting nut is rotatably mounted at the upper end of the outer pipe, a second rotating shaft is mounted at the lower end of the outer pipe, and support legs are rotatably mounted on the second rotating shaft; the inner tube is arranged in the outer tube, a thread structure is arranged on the outer circumference of the inner tube, the lower end of the inner tube extends into the outer tube and is matched with the adjusting nut to work, and the upper end of the inner tube is rotatably arranged on the first rotating shaft.