Recorder based on single Beidou positioning

Abstract

The utility model relates to a recorder based on single Beidou positioning, which comprises a front shell and a rear shell, a mainboard is arranged at the lower part of a bottom plate at the inner side of the rear shell, a processor module, a camera module and a power supply module are integrated on the mainboard, and the power supply module and the camera module are both electrically connected with the processor module. The device is characterized in that a middle support is arranged on the upper portion of a bottom plate on the inner side of the rear shell, an auxiliary circuit board is arranged on the side, close to the front shell, of the middle support, a single Beidou RTK module and an active ceramic antenna are electrically connected to the auxiliary circuit board, the active ceramic antenna is clamped in an antenna installation groove in the top end of the middle support, and the auxiliary circuit board is electrically connected with the mainboard through an FPC. And a multi-mode hybrid positioning module is arranged on the mainboard and is electrically connected with the processor module. According to the utility model, high-precision positioning can be realized, the positioning mode can be automatically switched, the single Beidou RTK module and the active ceramic antenna are both arranged on the auxiliary circuit board, the single Beidou RTK module can be close to the antenna end as far as possible, and the signal quality is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of recorders based on single Beidou positioning. BACKGROUND

[0002] The recorder worn on the staff or law enforcement personnel is a terminal device with functions of camera, photograph, intercom, data transmission and high-precision positioning, which can record dynamic and static scene conditions digitally during daily inspection of public security law enforcement or staff.

[0003] Currently, the positioning technology of the recorder is generally using GPS positioning only. With the maturity of Beidou positioning system technology and the vigorous promotion of the state, the recorder based on single Beidou positioning emerges as the times require. UTILITY MODEL CONTENT

[0004] In order to solve the problems in the prior art, the utility model discloses a recorder based on single Beidou positioning, which can realize high-precision positioning based on single Beidou and support multiple positioning modes.

[0005] The utility model realizes the following technical scheme:

[0006] The recorder based on single Beidou positioning includes a front shell, a rear shell detachably connected with the front shell, a mainboard arranged at the lower part of the inner bottom plate of the rear shell, a processor module, a camera module and a power module integrated on the mainboard, wherein the power module and the camera module are electrically connected with the processor module, characterized in that an intermediate support is arranged at the upper part of the inner bottom plate of the rear shell, a secondary circuit board is arranged at the side of the intermediate support close to the front shell, a single Beidou RTK module and an active ceramic antenna are electrically connected on the secondary circuit board, the active ceramic antenna is clamped in an antenna mounting groove at the top end of the intermediate support, and the secondary circuit board is electrically connected with the mainboard through FPC, a multi-mode hybrid positioning module is arranged on the mainboard, and the multi-mode hybrid positioning module is electrically connected with the processor module.

[0007] Further optimization, the camera module includes a main camera module, a secondary camera module and a front camera module mounted on the intermediate support, the lens part of the main camera module passes through a first through hole arranged in the intermediate support and a second through hole arranged on the secondary circuit board in sequence, one end of the base part of the main camera module abuts against the end of the intermediate support close to the rear shell, and the other end abuts against the inner bottom plate of the rear shell.

[0008] Further optimization, a rubber pad is sleeved on the lens part of the main camera module extending out of the secondary circuit board, the inner ring of the rubber pad is in interference fit with the lens part of the main camera module, and the outer ring diameter of the rubber pad is greater than the diameter of the second through hole on the secondary circuit board.

[0009] Further optimization, the intermediate support is also clamped with a vibration motor, and the vibration motor is electrically connected to the secondary circuit board.

[0010] Further optimization, the power module comprises a main battery and a secondary battery, the main battery is embedded in the battery compartment arranged on the front shell, the secondary battery is clamped on the intermediate support, and the main battery and the secondary battery are electrically connected to the processor module through the power management module, and the power management module is integrated on the mainboard.

[0011] Further optimization, the rear shell comprises a framework and a knock-resistant shell wrapped on the outer side of the framework, and the framework and the knock-resistant shell are integrally formed and made of different materials.

[0012] Further optimization, the secondary circuit board is also electrically connected with an infrared lamp module and a laser lamp module, and the laser lamp module is arranged on the intermediate support.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model integrates a single Beidou RTK module, and adopts an embedded active ceramic antenna, can realize high-precision positioning based on single Beidou, supports multi-mode hybrid positioning and single Beidou RTK positioning, and can independently switch the positioning mode;

[0015] 2. The single Beidou RTK module and the active ceramic antenna are arranged on the secondary circuit board, the single Beidou RTK module can be as close to the antenna end as possible, the radio frequency antenna is not too long, the swing is not too large, and the signal quality is influenced, and the positioning accuracy is greatly improved;

[0016] 3. The split design of the intermediate support and the rear shell leaves sufficient space for wiring, and facilitates installation and disassembly;

[0017] 4. The rear shell is integrally formed by two parts made of different materials, comprising a framework made of PC material and a knock-resistant shell made of TPU material wrapped on the outer side of the framework, which meets the rigidity and hardness requirements of the rear shell as a component mounting carrier, and also meets the elastic requirements of anti-collision. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description. In all the drawings, similar elements or components are generally indicated by similar reference numerals. In the drawings, various elements or components are not necessarily drawn according to the actual proportion.

[0019] Figure 1 It is the structure diagram of the utility model after removing the main battery;

[0020] Figure 2 It is Figure 1The structure diagram after removing the front shell;

[0021] Figure 3 The structure diagram of the middle support part.

[0022] In the figure: 1, front shell, 2, rear shell, 3, main board, 4, middle support, 5, auxiliary circuit board, 6, single Beidou RTK module, 7, active ceramic antenna, 8, main camera module, 9, auxiliary camera module, 10, front camera module, 11, rubber pad, 12, vibration motor, 13, auxiliary battery, 14, battery compartment, 15, infrared lamp module, 16, laser lamp module, 21, skeleton, 22, anti-knock shell. DETAILED DESCRIPTION

[0023] The embodiments of the technical scheme of the utility model will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, and therefore only serve as examples, and cannot limit the protection scope of the utility model.

[0024] As Figures 1-3 shown, a recorder based on single Beidou positioning, including front shell 1, with front shell 1 detachable connection's rear shell 2, in the outer side bottom plate of rear shell 2, embedded with display screen (not embodied in the figure), in the inner side bottom plate lower part of rear shell 2, is equipped with main board 3, and main board 3 is integrated with processor module, camera module, power module, the power module, camera module all are electrically connected with processor module, in the inner side bottom plate upper part of rear shell 2, is equipped with middle support 4, in the side of middle support 4 close to front shell 1, is equipped with auxiliary circuit board 5, and single Beidou RTK module 6, active ceramic antenna 7 are electrically connected on auxiliary circuit board 5, the active ceramic antenna 7 is clamped in the antenna installation slot in the top end of middle support 4, the auxiliary circuit board 5 is electrically connected with main board 3 by FPC (flexible circuit board), and is equipped with multimode hybrid positioning module on main board 3, and multimode hybrid positioning module is electrically connected with processor module.

[0025] The recorder of the utility model can select the positioning mode by the user after starting, can realize high-precision positioning based on single Beidou, the utility model adopts two circuit boards, and single Beidou RTK module 6 and active ceramic antenna 7 are all arranged on auxiliary circuit board 5, which can make single Beidou RTK module 6 as close to the antenna end as possible, reduce the excessive length of radio frequency antenna, cause the excessive swing, thereby influence signal quality. The active ceramic antenna 7 is clamped on the middle support 4, when the auxiliary circuit board 5 is removed from the middle support 4, the active ceramic antenna 7 connected with the lead of auxiliary circuit board 5 can be removed together, and the disassembly is very convenient. The active ceramic antenna 7 is fixed at the top end of the whole machine, and the silver layer of the antenna faces the sky, so that better receiving sensitivity is realized.

[0026] In some embodiments, the camera module includes a main camera module 8, a secondary camera module 9 and a front camera module 10 mounted on the intermediate support 4, the lens part of the main camera module 8 passes through the first through hole provided on the intermediate support 4 and the second through hole provided on the secondary circuit board 5 in sequence, one end of the base part of the main camera module 8 abuts against one end of the intermediate support 4 close to the rear shell 2, and the other end abuts against the inner side bottom plate of the rear shell 2.

[0027] The radial positioning of the main camera module 8 relies on the first through hole on the intermediate support 4, and the axial positioning needs the cooperation of the intermediate support 4 and the rear shell 2. The main camera module 8 is used to realize wide-angle shooting and recording, adopts a main-secondary camera combination, and realizes high-definition shooting.

[0028] In some embodiments, a rubber pad 11 is sleeved on the lens part of the main camera module 8 extending out of the secondary circuit board 5, the inner ring of the rubber pad 11 is in interference fit with the lens part of the main camera module 8, and the outer ring of the rubber pad 11 has a diameter greater than the diameter of the second through hole on the secondary circuit board 5. The setting and installation position of the rubber pad 11 can realize dustproof and waterproof of the main camera module 8.

[0029] In some embodiments, a vibration motor 12 is also clamped on the intermediate support 4, and the vibration motor 12 is electrically connected to the secondary circuit board 5. The vibration motor 12 is used for vibration prompt.

[0030] In some embodiments, the power module includes a main battery and a secondary battery 13, the main battery is embedded in the battery compartment 14 provided on the front shell 1, the secondary battery 13 is clamped on the intermediate support 4, the main battery and the secondary battery 13 are respectively electrically connected to the processor module through the power management module, and the power management module is integrated on the main board 3.

[0031] The secondary battery 13 can provide temporary power supply for the machine body when the main battery is removed, the power management module is used to switch the power supply of the main and secondary batteries and output the required voltage of each module, which belongs to the existing circuit design.

[0032] The secondary circuit board 5 is also electrically connected with an infrared lamp module 15 and a laser lamp module 16, the laser lamp module 16 is provided on the intermediate support 4, and the split design of the intermediate support 4 and the rear shell 2 can realize fixation of the secondary circuit board 5, the main camera module 8, the secondary camera module 9, the front camera module 10, the vibration motor 12, the laser lamp module 16, the active ceramic antenna 7 and the secondary battery 13, and also provides sufficient space for wiring, and the components installed on the intermediate support 4 are more convenient to install and disassemble, and the split design reduces the difficulty of mold opening. The infrared lamp module 15 realizes shooting and recording in night vision, and the laser lamp module 16 is used for cursor indication.

[0033] In some embodiments, the rear shell 2 comprises a skeleton 21 and a knock-proof shell 22 wrapped outside the skeleton 21, the skeleton 21 and the knock-proof shell 22 are integrally formed and made of different materials. The skeleton 21 is detachably connected with the front shell 1, the main board 3 and the intermediate support 4 are arranged on the inner bottom plate of the skeleton 21, and the display screen is embedded in the outer bottom plate of the skeleton 21. The knock-proof shell 22 and the skeleton 21 both have mounting holes for buttons, the buttons are press-type buttons and sliding-type buttons, and the buttons are electrically connected to the main board 3.

[0034] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions recorded in the above embodiments can be modified, or some or all of the technical features can be replaced equivalently; the modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and should be covered in the scope of the claims and the specification of the present application; any alternative improvement or change made by those skilled in the art to the embodiments of the present application falls within the protection scope of the present application.

[0035] The parts not described in the present application are well-known to those skilled in the art.

Claims

1. A recorder based on single Beidou positioning, comprising a front shell and a rear shell detachably connected to the front shell, wherein a main board is provided on the lower part of the inner bottom plate of the rear shell, and the main board integrates a processor module, a camera module, and a power module, wherein the power module and the camera module are electrically connected to the processor module, characterized in that: An intermediate support is provided on the upper part of the inner bottom plate of the rear shell. A secondary circuit board is provided on the side of the intermediate support near the front shell. A single Beidou RTK module and an active ceramic antenna are electrically connected on the secondary circuit board. The active ceramic antenna is installed in the antenna mounting slot at the top of the intermediate support. The secondary circuit board is electrically connected to the main board through FPC. A multi-mode hybrid positioning module is provided on the main board. The multi-mode hybrid positioning module is electrically connected to the processor module.

2. A recorder based on single BeiDou positioning according to claim 1, characterized in that: The camera module includes a main camera module, a secondary camera module, and a front camera module mounted on a central bracket. The lens of the main camera module passes through a first through hole in the central bracket and a second through hole on the secondary circuit board. One end of the base of the main camera module abuts against the end of the central bracket near the rear shell, and the other end abuts against the inner bottom plate of the rear shell.

3. A recorder based on single BeiDou positioning according to claim 2, characterized in that: A rubber pad is fitted onto the lens portion of the main camera module that extends outside the secondary circuit board. The inner ring of the rubber pad is interference-fitted with the lens portion of the main camera module, and the outer ring diameter of the rubber pad is larger than the diameter of the second through hole on the secondary circuit board.

4. A recorder based on single BeiDou positioning according to claim 1, characterized in that: A vibration motor is also mounted on the middle support, and the vibration motor is electrically connected to the secondary circuit board.

5. A recorder based on single BeiDou positioning according to claim 1, characterized in that: The power module includes a main battery and a secondary battery. The main battery is embedded in the battery compartment located on the front shell, and the secondary battery is mounted on the middle bracket. The main battery and the secondary battery are electrically connected to the processor module via a power management module, which is integrated on the motherboard.

6. A recorder based on single BeiDou positioning according to claim 1, characterized in that: The rear shell includes a frame and a shockproof outer shell that wraps around the outer side of the frame. The frame and the shockproof outer shell are integrally made and are made of different materials.

7. A recorder based on single BeiDou positioning according to claim 1, characterized in that: The secondary circuit board is also electrically connected to an infrared lamp module and a laser lamp module, with the laser lamp module located on the middle support.

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