RTK positioning terminal device

Abstract

The utility model discloses an RTK positioning terminal device, which belongs to the technical field of navigation positioning and specifically comprises a terminal body and a protective shell, and the terminal body is fixed inside the protective shell. The protective shell comprises a first shell body and a second shell body, the first shell body is arranged above the second shell body, and the first shell body and the second shell body are fixedly connected through a plurality of connecting mechanisms; according to the utility model, through the connecting mechanism, after the first shell covers the second shell, the driving rod only needs to be pressed down to pass through the slot to be positioned in the clamping groove, and then the driving rod is rotated to enable the clamping plate to rotate in the clamping groove, so that the clamping plate is clamped and fixed by the clamping groove; therefore, the first shell and the second shell are fixed, a traditional mode of fixing through screws is replaced, operation is simple, the first shell and the second shell are convenient to disassemble and assemble, and the PTK positioning module is convenient to install or overhaul.

Description

Technical Field

[0001] The utility model belongs to the technical field of navigation and positioning, and in particular relates to an RTK positioning terminal device. Background Art

[0002] With the continuous development and advancement of science and technology, the demand for precision positioning technology is growing across all industries. Satellite navigation and positioning technology, with its wide application range, high positioning accuracy, and flexible and versatile systems, is widely used. In particular, RTK carrier phase differential positioning technology, which can achieve sub-meter positioning accuracy, is widely adopted in key areas such as industrial production and national defense. Therefore, RTK carrier phase differential technology is becoming an indispensable and key component of satellite navigation and positioning technology.

[0003] Chinese utility model patent CN221510037U discloses a multifunctional housing and RTK positioning device. The multifunctional housing is used to accommodate RTK positioning modules of different thicknesses and includes a first shell and a second shell. The first shell covers the second shell to form an accommodating space. Two clamping blocks are provided on the side of the bottom wall of the second shell facing the first shell. The two clamping blocks are spaced apart and arranged opposite to each other. A pressure plate is also provided in the accommodating space, and the two ends of the pressure plate are detachably connected to the two clamping blocks. The pressure plate divides the accommodating space and forms a secondary accommodating space with the side of the bottom wall of the second shell where the clamping blocks are provided. The secondary accommodating space and the accommodating space not divided by the pressure plate when the pressure plate is removed respectively accommodate RTK positioning modules of different thicknesses, thereby enabling the multifunctional housing to adapt to RTK positioning modules of different thicknesses.

[0004] There are still some shortcomings in the above application documents: the way the first shell and the second shell are covered and fixed is still through traditional screw fixation. When disassembling and assembling the first shell and the second shell, it is necessary to use tools to disassemble and assemble the screws on the first shell and the second shell in turn. The operation is relatively cumbersome and it is not convenient to quickly disassemble and assemble the first shell and the second shell, thereby facilitating the installation or maintenance of the PTK positioning module. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an RTK positioning terminal device, which has the characteristics of being able to quickly disassemble and assemble the first shell and the second shell and being easy to operate.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an RTK positioning terminal device, comprising a terminal body and a protective shell, wherein the terminal body is fixed inside the protective shell;

[0007] The protective shell includes a first shell and a second shell, the first shell is arranged above the second shell, and the first shell and the second shell are fixedly connected by a plurality of connecting mechanisms;

[0008] Each of the connecting mechanisms includes a fixed cylinder and a clamping cylinder, wherein the fixed cylinder is fixedly connected to the inside of the first shell, a driving rod is movably connected to the fixed cylinder, and the other end of the driving rod extends outside the fixed cylinder and is fixedly connected to a clamping plate;

[0009] The clamping cylinder is fixedly connected to the inside of the second shell. The clamping cylinder is provided with a slot for inserting the clamping plate. The clamping cylinder is provided with a clamping groove below the slot.

[0010] Preferably, the terminal body includes a main controller, an RS485 / RS232 interface, an RTK positioning receiver and a LoRa data transmission module, and the main controller, RS485 / RS232 interface, RTK positioning receiver and LoRa data transmission module are electrically connected, and the main controller, RS485 / RS232 interface, RTK positioning receiver, LoRa data transmission module and power module are electrically connected.

[0011] Preferably, a receiving groove corresponding to the fixing cylinder is provided on the top of the first shell, and a knob fixedly connected to the driving rod is provided in the receiving groove.

[0012] Preferably, a first arrow mark and a second arrow mark are provided on the outside of the accommodating groove on the first shell.

[0013] Preferably, the fixed tube includes a first connecting tube and a second connecting tube, the first connecting tube is fixedly connected to the top of the first shell, the second connecting tube is fixedly connected to the bottom of the first shell, and the first connecting tube and the second connecting tube are provided with holes for the driving rod to pass through.

[0014] Preferably, the first connecting cylinder and the second connecting cylinder are both fixedly connected to the first shell via a first connecting plate, and the clamping cylinder is fixed to the second shell via a second connecting plate.

[0015] Preferably, it also includes an elastic component, which is arranged between the first connecting tube and the second connecting tube. The elastic component includes a first mounting plate, a second mounting plate and a spring. The first mounting plate is fixedly mounted on the driving rod, and the second mounting plate is slidably mounted on the second mounting plate and fixedly connected to the second connecting tube. The spring is mounted on the outside of the driving rod, and the two ends of the spring are respectively fixedly connected to the first mounting plate and the second mounting plate.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model uses a connecting mechanism, and after the first shell is covered on the second shell, it is only necessary to press down the driving rod so that the driving rod passes through the slot and is located inside the clamping groove, and then the driving rod is rotated to rotate the clamping plate in the clamping groove, so that the clamping groove clamps and fixes the clamping plate, thereby completing the fixation between the first shell and the shell, replacing the traditional method of fixing with screws. The operation is simple, and the first shell and the second shell are easy to disassemble and assemble, and the PTK positioning module is easy to install or repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of the connecting mechanism of the utility model;

[0022] Figure 4 This is a schematic diagram of the main structure of the connecting mechanism of the utility model;

[0023] Figure 5 This is a schematic diagram of the main cross-sectional structure of the connecting mechanism of the utility model;

[0024] In the figure: 1. First shell; 2. Second shell; 3. Connecting mechanism; 31. Fixing cylinder; 311. First connecting cylinder; 312. Second connecting cylinder; 313. First connecting plate; 314. First mounting plate; 315. Second mounting plate; 316. Spring; 32. Clamping cylinder; 33. Driving rod; 34. Clamping plate; 35. Slot; 36. Clamping groove; 4. Accommodating groove; 5. Knob; 6. First arrow mark; 7. Second arrow mark; 8. Second connecting plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] See also Figure 1-5 This embodiment provides the following technical solution: an RTK positioning terminal device, including a terminal body and a protective shell, wherein the terminal body is fixed inside the protective shell.

[0028] The terminal body includes a main controller, an RS485 / RS232 interface, an RTK positioning receiver and a LoRa data transmission module. The main controller, RS485 / RS232 interface, RTK positioning receiver and the LoRa data transmission module are electrically connected, and the main controller, RS485 / RS232 interface, RTK positioning receiver, LoRa data transmission module and the power module are electrically connected.

[0029] The protective shell includes a first shell 1 and a second shell 2. The first shell 1 is arranged above the second shell 2. The first shell 1 and the second shell 2 are fixedly connected by several connecting mechanisms 3; each connecting mechanism 3 includes a fixed cylinder 31 and a clamping cylinder 32. The fixed cylinder 31 is fixedly connected to the inside of the first shell 1. A driving rod 33 is movably connected inside the fixed cylinder 31. The other end of the driving rod 33 extends to the outside of the fixed cylinder 31 and is fixedly connected to a clamping plate 34; the clamping cylinder 32 is fixedly connected to the inside of the second shell 2. A slot 35 for inserting the clamping plate 34 is provided on the clamping cylinder 32, and a clamping groove 36 is provided on the clamping cylinder 32 below the slot 35.

[0030] Through the connecting mechanism 3, after the first shell 1 is covered on the second shell 2, it is only necessary to press down the driving rod 33 so that the driving rod 33 passes through the slot 35 and is located inside the clamping groove 36, and then rotate the driving rod 33 to rotate the clamping plate 34 in the clamping groove 36, so that the clamping groove 36 clamps and fixes the clamping plate 34, thereby completing the fixation between the first shell 1 and the shell, replacing the traditional method of fixing with screws. The operation is simple, and it is convenient to disassemble and assemble the first shell 1 and the second shell 2, as well as to install or repair the PTK positioning module.

[0031] The top of the first shell 1 is provided with a receiving groove 4 corresponding to the fixed cylinder 31, and a knob 5 fixedly connected to the driving rod 33 is provided in the receiving groove 4. By providing the knob 5, the driving rod 33 can be pulled to move in the vertical direction, and the driving rod 33 can also be rotated in the horizontal direction. When the clamping plate 34 is clamped in the clamping groove 36, the knob 5 is located inside the receiving groove 4, avoiding the knob 5 protruding from the outside of the first shell 1 when the first shell 1 is installed and affecting the installation of the first shell 1.

[0032] A first arrow mark 6 and a second arrow mark 7 are provided on the outside of the accommodating groove 4 on the first shell 1. In some embodiments, the first arrow mark 6 is provided corresponding to the slot 35, and the second arrow mark 7 is perpendicular to the first arrow mark 6 and provided corresponding to the snap-in groove 36. When the end of the knob 5 corresponds to the first arrow mark 6, the card plate 34 is movably inserted into the slot 35. When the end of the knob 5 corresponds to the second arrow mark 7, the card plate 34 is snap-into the snap-in groove 36 after rotation. At this time, the first shell 1 and the second shell 2 are in a fixed sealed state.

[0033] The first connecting tube 311 and the second connecting tube 312 are both fixedly connected to the first shell 1 through the first connecting plate 313 , and the clamping tube 32 is fixed to the second shell 2 through the second connecting plate 8 .

[0034] Example 2

[0035] like Figure 5 As shown, in order to replace the manual upward pulling of the driving rod 33 when disassembling and assembling the first shell 1 and the second shell 2, the structure of the fixed cylinder 31 is improved. The fixed cylinder 31 includes a first connecting cylinder 311 and a second connecting cylinder 312. The first connecting cylinder 311 is fixedly connected to the top of the first shell 1, and the second connecting cylinder 312 is fixedly connected to the bottom of the first shell 1. The first connecting cylinder 311 and the second connecting cylinder 312 are provided with holes for the driving rod 33 to pass through. The elastic component also includes an elastic component, which is arranged between the first connecting cylinder 311 and the second connecting cylinder 312. The elastic component includes a first mounting plate 314, a second mounting plate 315 and a spring 316. The first mounting plate 314 is fixedly sleeved on the driving rod 33, and the second mounting plate 315 is slidably sleeved on the second mounting plate 315 and fixedly connected to the second connecting cylinder 312. The spring 316 is sleeved on the outside of the driving rod 33, and the two ends of the spring 316 are respectively fixedly connected to the first mounting plate 314 and the second mounting plate 315.

[0036] When the cam 33 is in the unlock state, the locking cam 33 is in the unlock state, and the locking cam 33 is in the unlock state, so that the cam 33 is locked. When the cam 33 is unlocked, the cam 33 is unlocked and the locking cam 33 is in the unlock state. When the cam 33 is unlocked, the locking cam 33 is in the unlock state, and the locking cam 33 is in the unlock state, so that the cam 33 is unlocked.

[0037] The working principle of the present utility model is as follows: after the first shell 1 is covered on the second shell 2, the knob 5 located outside the receiving groove 4 is pressed down, so that the driving rod 33 drives the card plate 34 to slide in the vertical direction, and the card plate 34 is inserted into the slot 35 on the clamping cylinder 32. Then, the knob 5 is rotated, so that the driving rod 33 drives the card plate 34 to rotate horizontally in the clamping groove 36 until the knob 5 corresponds to the second arrow mark 7 and the card plate 34 is clamped in the clamping groove 36. At this time, the knob 5 is released to complete the fixation of the first shell 1 and the second shell 2.

[0038] When the first and second cams 31 are in the unlocking state, the locking cam 33 is in the unlocking state, and the first and second cams 31 are ...

[0039] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An RTK positioning terminal device, characterized by: It includes a terminal body and a protective shell, wherein the terminal body is fixed inside the protective shell; The protective shell comprises a first shell (1) and a second shell (2), the first shell (1) being arranged above the second shell (2), and the first shell (1) and the second shell (2) being fixedly connected via a plurality of connecting mechanisms (3); Each of the connecting mechanisms (3) comprises a fixed cylinder (31) and a clamping cylinder (32); the fixed cylinder (31) is fixedly connected to the inside of the first shell (1); a driving rod (33) is movably connected to the inside of the fixed cylinder (31); the other end of the driving rod (33) extends outside the fixed cylinder (31) and is fixedly connected to a clamping plate (34); The clamping cylinder (32) is fixedly connected to the inside of the second shell (2); a slot (35) for inserting the clamping plate (34) is provided on the clamping cylinder (32); and a clamping groove (36) is provided on the clamping cylinder (32) below the slot (35).

2. The RTK positioning terminal device according to claim 1, characterized in that: The terminal body includes a main controller, an RS485 / RS232 interface, an RTK positioning receiver and a LoRa data transmission module. The main controller, RS485 / RS232 interface, RTK positioning receiver and LoRa data transmission module are electrically connected, and the main controller, RS485 / RS232 interface, RTK positioning receiver, LoRa data transmission module and power module are electrically connected.

3. The RTK positioning terminal device according to claim 1, characterized in that: The top of the first housing (1) is provided with a receiving groove (4) corresponding to the fixing cylinder (31), and a knob (5) fixedly connected to the driving rod (33) is provided in the receiving groove (4).

4. The RTK positioning terminal device according to claim 3, characterized in that: A first arrow mark (6) and a second arrow mark (7) are provided on the first shell (1) on the outside of the accommodating groove (4).

5. The RTK positioning terminal device according to claim 3, characterized in that: The fixed cylinder (31) comprises a first connecting cylinder (311) and a second connecting cylinder (312), wherein the first connecting cylinder (311) is fixedly connected to the top of the first shell (1), and the second connecting cylinder (312) is fixedly connected to the bottom of the first shell (1), and the first connecting cylinder (311) and the second connecting cylinder (312) are provided with a hole groove for the driving rod (33) to pass through.

6. The RTK positioning terminal device according to claim 5, characterized in that: The first connecting cylinder (311) and the second connecting cylinder (312) are both fixedly connected to the first shell (1) via a first connecting plate (313), and the clamping cylinder (32) is fixed to the second shell (2) via a second connecting plate (8).

7. The RTK positioning terminal device according to claim 6, characterized in that: The invention also includes an elastic component, which is arranged between the first connecting tube (311) and the second connecting tube (312). The elastic component includes a first mounting plate (314), a second mounting plate (315) and a spring (316). The first mounting plate (314) is fixedly mounted on the driving rod (33), the second mounting plate (315) is slidably mounted on the second mounting plate (315) and is fixedly connected to the second connecting tube (312). The spring (316) is mounted on the outside of the driving rod (33), and the two ends of the spring (316) are fixedly connected to the first mounting plate (314) and the second mounting plate (315), respectively.

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