CN216159895U

CN216159895U - Portable navigation device applying Beidou satellite navigation system

Info

Publication number: CN216159895U
Application number: CN202121516391.4U
Authority: CN
Inventors: 赵岩; 韦道知; 吴建峰; 罗瑞宁; 张振
Original assignee: Air Force Engineering University of PLA
Current assignee: Air Force Engineering University of PLA
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-04-01
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a portable navigation device applying a Beidou satellite navigation system, which comprises a lower box body and an upper cover body which are matched with each other for use, wherein a fixture block and a navigator mounting box are arranged in the lower box body; a mounting groove is formed in the navigator mounting box, and a pressing mechanism is arranged on the navigator mounting box; the navigator in the mounting groove is well protected through the first horizontal damping mechanism, the second horizontal damping mechanism and the vertical damping mechanism, and the damage of the navigator caused by external vibration is effectively avoided; utilize hold-down mechanism to fix the navigator, avoid the navigator to fall out, have that the shock attenuation is effectual, the installation steadiness is good and portable's characteristics.

Description

Portable navigation device applying Beidou satellite navigation system

Technical Field

The utility model belongs to the technical field of navigators, and particularly relates to a portable navigation device applying a Beidou satellite navigation system.

Background

With the continuous improvement of the quality of life, people have higher and higher requirements on travel besides work and study, and used vehicles are more and more diversified; for destinations that are near home, people may be easily reachable, but for some distant and strange destinations, people must rely on the help of a navigator; the navigator can quickly locate the current position of people through a GPS (global positioning system), and can help people to arrive at a place to be visited by combining a map;

at present, the navigator widely applied to common people is mainly divided into a vehicle-mounted navigator and a portable navigator, and compared with the vehicle-mounted navigator, the portable navigator can only be applied to an automobile and has the advantages of small volume, convenience in carrying and the like; the portable navigator is mainly divided into a handheld navigator, a wearable navigator, an intelligent watch-type navigator and an intelligent glasses-type navigator; the handheld navigator is the most popular portable navigator at present, people can place the handheld navigator on a bicycle by holding the handheld navigator or matching with a bracket, and when people walk outdoors, ride the bicycle or sit on a boat, the handheld navigator can be used for accurately positioning the position of the user;

however, since the conventional handheld navigator is held by a person or placed on a bicycle stand, if the person carelessly shakes the bicycle or the bicycle shakes violently, the handheld navigator may fall to the ground, and the damage to the handheld navigator may be caused.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a portable navigation device applying a Beidou satellite navigation system, wherein a navigator arranged in a mounting groove can be well protected by arranging a first horizontal damping mechanism, a second horizontal damping mechanism and a vertical damping mechanism, and the damage of the navigator caused by external vibration can be effectively avoided when the portable navigation device is used; utilize hold-down mechanism to fix the navigator simultaneously, prevent the removal of navigator, avoid the navigator to fall out, have that the shock attenuation is effectual, the installation steadiness is good and portable's characteristics.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a portable navigation device applying a Beidou satellite navigation system comprises a lower box body and an upper cover body which are matched with each other for use, wherein a fixture block and a navigator mounting box are arranged in the lower box body, the fixture block is symmetrically arranged on two sides of the navigator mounting box, a first horizontal damping mechanism is arranged between the fixture block and the navigator mounting box, a second horizontal damping mechanism is arranged between the navigator mounting box and the inner side wall of the lower box body, and a vertical damping mechanism is also arranged between the lower side wall of the navigator mounting box and the lower box body; the navigator mounting box is internally provided with a mounting groove, the mounting groove is matched with the navigator for use, and the navigator mounting box is also provided with a plurality of pressing mechanisms.

Preferably, the first horizontal damping mechanisms are symmetrically arranged in a cavity of the fixture block and comprise a pressing block and a sliding block, the pressing block is movably arranged in the cavity of the fixture block, a rubber pressing block is arranged at the end part of the pressing block and is matched with a movable groove arranged on the outer side of the navigator mounting box for use, leg rods are oppositely supported on two sides of the pressing block, rollers are arranged at the tail ends of the leg rods, the rollers on the outer side of the pressing block are in contact with the inner wall of the cavity of the fixture block, and the rollers on the inner side of the pressing block are in contact with the sliding block; and the tail end of the pressing block is also provided with a first return spring.

Preferably, a side end face of the slider in contact with the roller is an inclined plane, a reset damping assembly is arranged between the two sliders symmetrically arranged, the reset damping assembly comprises a sleeve, an insertion rod and a second reset spring, the insertion rod is movably inserted into the sleeve, the second reset spring is sleeved on the insertion rod, and the sleeve and the insertion rod are both arranged on the sliders.

Preferably, horizontal damper of second include arc clamp plate, hinge bar and guide block, the arc clamp plate activity sets up in the inside draw-in groove of box body down, and the lateral wall contact of its cambered surface and navigator install bin, the one end and the articulated connection of arc clamp plate of hinge bar, other end block are in the telescopic slot of guide block, and set up the ball of pressing at the hinge bar tip and set up the third reset spring cooperation use in the telescopic slot.

Preferably, vertical damper include guide sleeve, fourth reset spring and briquetting, fourth reset spring's one end is connected with the lateral wall of navigator install bin, and the other end is connected with the briquetting, the briquetting uses with the guide sleeve cooperation, the guide sleeve sets up under on the inside diapire of box body.

Preferably, the pressing mechanism is installed on the upper side edge of the navigator installation box and comprises a pressing support and a rotating base, the rotating base is installed in a clamping groove in the upper side edge of the navigator installation box through a fastening bolt, the pressing support is rotatably connected with the rotating base, a fifth reset spring is arranged at the joint of the pressing support and the rotating base, a pressing disc is hinged to the outer inner end of the pressing support, and a rubber pad is arranged at the bottom of the pressing disc and used in cooperation with the navigator.

The utility model has the beneficial effects that: the utility model discloses a portable navigation device applying a Beidou satellite navigation system, and compared with the prior art, the improvement of the utility model is as follows:

(1) the utility model designs a portable navigation device applying a Beidou satellite navigation system, which comprises a first horizontal damping mechanism, a second horizontal damping mechanism and a vertical damping mechanism, wherein through the design of the damping mechanisms, a navigator mounting box can displace to a certain degree in the horizontal and longitudinal directions to reduce the influence of external vibration and falling on the navigator mounting box;

(2) simultaneously, for protecting the navigator of installing in the mounting groove, avoid the navigator to fall out, this device still is provided with a plurality of hold-down mechanism on the navigator install bin, during the use, rotate the base through rotating and go into the mounting groove with the navigator card, the dish that compresses tightly of support is compressed tightly to the utilization, avoid the navigator to remove and fall out in the mounting groove, and make through the setting up of fifth reset spring and compress tightly the support and can rotate at the relative pin joint in a certain extent, thereby be applicable to the navigator of equidimension not, the shock attenuation effect has, the advantage that the installation steadiness is good and portable.

Drawings

FIG. 1 is a top view of the lower case of the present invention.

Fig. 2 is a schematic structural view of a first horizontal damping mechanism of the present invention.

Fig. 3 is a schematic structural view of a second horizontal damping mechanism of the present invention.

Fig. 4 is a sectional view of a second horizontal damping mechanism of the present invention.

Fig. 5 is a side view of the guide block of the present invention.

FIG. 6 is a cross-sectional view of a portable navigation device according to the present invention

Figure 7 is a partial enlarged view at the portable navigation device a of the present invention.

Wherein: 1. the lower box body 11, the clamping groove 12, the guide sleeve, the clamping block 2, the clamping block 21, the clamping block cavity 3, the first horizontal damping mechanism 31, the pressing block 32, the rubber pressing block 33, the sleeve 34, the first return spring 35, the leg rod 36, the roller 36, the sliding block 37, the inserting rod 38, the second return spring 39, the second horizontal damping mechanism 4, the arc-shaped pressing plate 41, the hinge rod 42, the guide block 43, the third return spring 44, the navigator mounting box 5, the mounting groove 51, the movable groove 52, the fourth return spring 53, the pressing block 54, the pressing mechanism 6, the pressing support 61, the fifth return spring 62, the rotating base 63, the fastening bolt 64, the pressing disc 65, the navigator 7 and the upper cover 8.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.

Referring to the attached drawings 1-7, a portable navigation device applying a Beidou satellite navigation system comprises a lower box body 1 and an upper cover body 8 which are matched with each other for use, wherein the upper cover body 8 is hinged on the upper side of the lower box body 1, a transparent observation plate is arranged on the upper cover body 8, a fixture block 2 and a navigator mounting box 5 are arranged in the lower box body 1, the fixture block 2 is symmetrically arranged on two sides of the navigator mounting box 5, a first horizontal damping mechanism 3 is arranged between the fixture block 2 and the navigator mounting box 5 for damping left and right movements of the navigator mounting box 5 in the horizontal direction, a second horizontal damping mechanism 4 is arranged between the navigator mounting box 5 and the inner side wall of the lower box body 1 for damping front and rear movements of the navigator mounting box 5 in the horizontal direction, and a vertical damping mechanism is also arranged between the lower side wall of the navigator mounting box 5 and the lower box body 1, the up-and-down movement of the navigator mounting box 5 in the vertical direction is damped, so that the navigator mounting box 5 is prevented from vibrating when being struck by the outside and falling; be provided with mounting groove 51 in the navigator install bin 5, mounting groove 51 uses with the cooperation of navigator 7, promptly when using, will navigator 7 is installed in mounting groove 51, and for fixing navigator 7, still is provided with a plurality of hold-down mechanism 6 on navigator install bin 5, utilizes hold-down mechanism 6 to compress tightly navigator 7, prevents that it from falling out in mounting groove 51.

Preferably, the first horizontal damping mechanisms 3 are symmetrically arranged in the fixture block cavity 21 of the fixture block 2 and include a pressing block 31 and a sliding block 37, the pressing block 31 is movably arranged in the fixture block cavity 21, a rubber pressing block 32 is arranged at an end of the pressing block 31, the rubber pressing block 32 is used in cooperation with a movable groove 52 arranged outside the navigator mounting box 5, that is, the rubber pressing block 32 is pressed in the movable groove 52 to move, leg rods 35 are oppositely supported on two sides of the pressing block 31, and a roller 36 is arranged at a tail end of each leg rod 35, wherein the roller 36 on the outer side of the pressing block 31 is in contact with an inner wall of the fixture block cavity 21 and rolls along the inner wall of the fixture block cavity 21, the roller 36 on the inner side of the pressing block 31 is in contact with an inclined plane of the sliding block 37, and a first return spring 34 is further arranged at a tail end of the pressing block 31 for fixing the pressing block 31; the end face of one side of the sliding block 37, which is in contact with the roller 36, is an inclined plane, when the pressing block 31 moves left and right, the sliding block 37 is pushed to move up and down, and in order to enable the sliding block 37 to reset in a natural state, a resetting damping component is arranged between the two sliding blocks 37 which are symmetrically arranged, the resetting damping component comprises a sleeve 33, an insertion rod 38 and a second resetting spring 39, the insertion rod 38 is movably inserted in the sleeve 33, the second resetting spring 39 is sleeved on the insertion rod 38, the sleeve 33 and the insertion rod 38 are both arranged on the sliding block 37, namely when the navigator mounting box moves left and right due to external vibration, the rubber pressing block 32 moves backwards due to the extrusion force of the side wall of the movable groove 52, so that the first resetting spring 34 is compressed, and under the extrusion force of the pressing block 31, the two sliding blocks 37 which are symmetrically arranged move oppositely, so that the distance between the sleeve 33 and the insertion rod 38 is reduced, the second return spring 39 is compressed to achieve a shock absorbing effect, and when the external shock disappears, the navigator mounting case 5 is restored under the acting force of the first return spring 34 and the second return spring 39 restoring the deformation.

Preferably, the second horizontal shock absorbing mechanism 4 comprises an arc-shaped pressing plate 41, a hinged rod 42 and a guide block 43, the arc-shaped pressing plate 41 is movably arranged in the inner clamping groove 11 of the lower box body 1, and the cambered surface of the connecting rod is contacted with the outer side wall of the navigator mounting box 5, one end of the hinge rod 42 is hinged with the cambered pressure plate 41, the other end is clamped in a telescopic groove in the guide block 43, and the ball press provided at the end of the hinge lever 42 is used in cooperation with the third return spring 44 provided in the telescopic slot, namely, the pressing balls at the ends of the symmetrically arranged hinge rods 42 are pressed against both ends of the third return spring 44, when the navigator mounting box 5 moves forward and backward, the arc-shaped pressing plate 41 moves forward and backward under the extrusion of the navigator mounting box 5, the third return spring 44 is pushed to contract by the hinge rod 42 to realize the shock absorption effect, when the third return spring 44 is deformed again, the navigator mounting case 5 is automatically returned again.

Preferably, the vertical damping mechanism includes a guide sleeve 12, a fourth return spring 53 and a pressing block 54, one end of the fourth return spring 53 is connected with the outer side wall of the navigator mounting box 5, the other end is connected with the pressing block 54, the pressing block 54 is clamped in the guide sleeve 12 and moves up and down along the guide sleeve 12, the guide sleeve 12 is arranged on the inner bottom wall of the lower box body 1, namely, when the vertical damping mechanism is used, when the navigator mounting box 5 is vibrated up and down, the pressing block 54 moves along the guide sleeve 12, and the fourth return spring 53 is never made to stretch out and draw back, so that the buffering and damping effects are achieved, and the navigator 7 is protected.

Preferably, in order to facilitate the installation and the disassembly of the navigator 7, the pressing mechanism 6 is installed on the upper side edge of the navigator installation box 5 and comprises a pressing support 61 and a rotating base 63, the rotating base 63 is installed in a clamping groove on the upper side edge of the navigator installation box 5 through a fastening bolt 64, the pressing support 61 is rotatably connected with the rotating base 63, a fifth return spring 62 is arranged at the joint of the pressing support 61 and the rotating base 63 to reduce the vibration on the navigator 7, a pressing disc 65 is hinged to the outer inner end of the pressing support 61, a rubber pad is arranged at the bottom of the pressing disc 65 and is used in cooperation with the navigator 7, namely, after the navigator 7 is installed, the pressing disc 65 is decompressed on the upper side surface of the navigator 7 to limit and protect the navigator 7.

Preferably, a layer of protection pad is disposed in the mounting groove 51 to protect the navigator 7.

The use process and the use principle of the portable navigation device applying the Beidou satellite navigation system comprise the following steps:

(1) installation: the upper cover body 8 is opened, the rotating base 63 is rotated outwards, the navigator 7 is installed in the installation groove 51, and then the rotating base 63 is rotated reversely, so that the pressing disc 65 is tightly pressed on the navigator 7 to fix and limit the navigator 7;

(2) use of: when the navigator mounting box 5 moves left and right under external vibration, the rubber pressing block 32 moves backwards under the extrusion force of the side wall of the movable groove 52, so that the first return spring 34 is compressed, the two symmetrically arranged sliding blocks 37 move oppositely under the extrusion force of the pressing block 31, so that the distance between the sleeve 33 and the insertion rod 38 is reduced, the second return spring 39 is compressed, the damping effect is realized, and after the external vibration disappears, the navigator mounting box 5 resets under the action force of the first return spring 34 and the second return spring 39 restoring deformation; when the navigator mounting box 5 vibrates outside the hand and moves forwards and backwards, the arc-shaped pressing plate 41 moves forwards and backwards under the extrusion of the navigator mounting box 5, the third return spring 44 is pushed to contract by the hinge rod 42 to realize the damping effect, and when the third return spring 44 recovers deformation, the navigator mounting box 5 automatically resets; when the navigator mounting box 5 is subjected to up-and-down vibration, the press block 54 moves along the guide sleeve 12, and the fourth return spring 53 is never made to stretch and retract, so that the buffer and shock absorption effects are achieved, and the navigator 7 is protected;

(3) and (4) dismantling, which is opposite to the step (1), and taking out the navigator 7.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an use big dipper satellite navigation's portable navigation head, includes lower box body (1) and last lid (8) that mutually support the use, its characterized in that: a clamping block (2) and a navigator mounting box (5) are arranged in the lower box body (1), the clamping blocks (2) are symmetrically arranged on two sides of the navigator mounting box (5), a first horizontal damping mechanism (3) is arranged between the clamping block (2) and the navigator mounting box (5), a second horizontal damping mechanism (4) is arranged between the navigator mounting box (5) and the inner side wall of the lower box body (1), and a vertical damping mechanism is also arranged between the lower side wall of the navigator mounting box (5) and the lower box body (1); a mounting groove (51) is formed in the navigator mounting box (5), the mounting groove (51) is matched with the navigator (7) for use, and a plurality of pressing mechanisms (6) are further arranged on the navigator mounting box (5);

the first horizontal damping mechanisms (3) are symmetrically arranged in a fixture block cavity (21) of the fixture block (2) and comprise a pressing block (31) and a sliding block (37), the pressing block (31) is movably arranged in the fixture block cavity (21), a rubber pressing block (32) is arranged at the end part of the pressing block (31), the rubber pressing block (32) is matched with a movable groove (52) arranged on the outer side of a navigator mounting box (5) for use, leg rods (35) are oppositely supported on two sides of the pressing block (31), a roller (36) is arranged at the tail end of each leg rod (35), the roller (36) on the outer side of the pressing block (31) is in contact with the inner wall of the fixture block cavity (21), and the roller (36) on the inner side is in contact with the sliding block (37); the tail end of the pressing block (31) is also provided with a first return spring (34);

slider (37) and a side end face of gyro wheel (36) contact be the inclined plane, and be provided with the damper that resets between two sliders (37) that the symmetry set up, damper that resets includes sleeve (33), inserted bar (38) and second reset spring (39), inserted bar (38) activity is inserted and is established in sleeve (33), second reset spring (39) cover is established on inserted bar (38), sleeve (33) and inserted bar (38) all set up on slider (37).

2. The portable navigation device applying the Beidou satellite navigation system according to claim 1, is characterized in that: horizontal damper (4) of second include arc clamp plate (41), hinge bar (42) and guide block (43), arc clamp plate (41) activity sets up in inside draw-in groove (11) of box body (1) down, and the lateral wall contact of its cambered surface and navigator install bin (5), the one end and the arc clamp plate (41) of hinge bar (42) are articulated to be connected, the flexible inslot of other end block in guide block (43), and set up the ball of pressing at hinge bar (42) tip and set up the third reset spring (44) cooperation use at flexible inslot.

3. The portable navigation device applying the Beidou satellite navigation system according to claim 1, is characterized in that: vertical damper include guide sleeve (12), fourth reset spring (53) and briquetting (54), the one end of fourth reset spring (53) is connected with the lateral wall of navigator install bin (5), the other end is connected with briquetting (54), briquetting (54) and guide sleeve (12) cooperation are used, guide sleeve (12) set up under on the inside diapire of box body (1).

4. The portable navigation device applying the Beidou satellite navigation system according to claim 1, is characterized in that: hold-down mechanism (6) install the side of going up in navigator install bin (5), including compressing tightly support (61) and rotating base (63), rotating base (63) are installed in the draw-in groove of side on navigator install bin (5) through fastening bolt (64), compress tightly support (61) and rotate base (63) and rotate and be connected, and be provided with fifth reset spring (62) in the junction that compresses tightly support (61) and rotating base (63), the outer interior tip of compressing tightly support (61) articulates and installs pressure disk (65), the bottom of pressure disk (65) is provided with the rubber pad and uses with navigator (7) cooperation.