CN219890434U - Shell structure and drifting buoy applying same - Google Patents

Abstract

The utility model discloses a shell structure and a drifting buoy applying the shell, and relates to the technical field of water conservancy measurement. The utility model provides a shell structure, including control portion, horn and rotor supporting part, control portion is located the central point of casing, in this embodiment, preferably four horns of equidistant extension all around the control portion, every horn's end all is provided with rotor supporting part, control portion all around and be located between two liang of adjacent horns and preset the face that hinders, the face that hinders is towards the sunken cambered surface of control portion, and the face that hinders horizontal direction both ends to the horn extension, thereby form bigger open-ended face that hinders, when the casing is in water, rivers strike the face that hinders, make the casing speed extremely close with the speed of rivers, thereby reduce the detection error of water velocity. And the setting of the choke face has greatly increased the installation rotor supporting part surrounding air flow area, promotes the power that the air flow produced when using this casing buoy to fly.

Description

Shell structure and drifting buoy applying same

Technical Field

The utility model relates to the technical field of water conservancy measurement, in particular to a shell structure and a drifting buoy applying the shell.

Background

River flow rate and flow rate are important basic data for river hydrologic calculation, water resource evaluation and water ecology environment evaluation, river flow rate and flow rate test calculation are also important contents for hydrologic work, and at present, river flow rate and flow rate measurement is mainly based on a contact flow measurement technology, and most common methods are a rotor-type flow meter method, an ultrasonic time difference method and a Doppler ADCP method.

The prior patent with publication number CN115406418B discloses a combined flow measuring buoy for flying and drifting, which comprises a first volute with a columnar middle part, four first flying components distributed on the periphery or a second volute with a spherical middle part and four second flying components distributed on the periphery;

when the buoy is actually placed in the water flow, the water flow easily flows through the surface of the first nest shell or the second nest shell, so that the actual flow speed difference between the buoy and the water flow is large, namely, the problem that the final measured flow speed is inconsistent with the actual flow speed is caused.

Disclosure of Invention

Aiming at the technical defects, the utility model aims to provide a drifting buoy shell structure.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a drifting buoy shell structure, which comprises

A control unit: is positioned at the center;

rotor support: uniformly distributed around the control part;

a horn: the rotor support part is used for connecting the control part and the rotor support part;

and a flow blocking surface which is recessed towards the direction of the control part is formed around the control part and between every two adjacent machine arms.

Preferably, two ends of the flow blocking surface in the horizontal direction extend to the horn smoothly.

Preferably, a chamfer surface which is smoothly connected with the flow blocking surface is arranged between the outer side of the rotor support part and the horn.

Preferably, the lower side of the rotor support portion extends with a support frustum.

Preferably, at least three rotor support portions are provided, and an upper end face of at least one rotor support portion is inclined in a clockwise direction, and an upper end face of at least one rotor support portion is inclined in a counterclockwise direction.

Preferably, the upper end face of the rotor wing supporting part is inclined by 0-5 degrees.

Preferably, the upper shell comprises a control part upper half part, a horn upper half part and a rotor wing supporting part upper half part, and the lower shell comprises a control part lower half part, a horn lower half part and a rotor wing supporting part lower half part.

Preferably also comprises

The battery bin is embedded and arranged at the top of the upper shell of the machine body;

the battery compartment comprises a top plate and a compartment box, wherein the compartment box is fixed on the lower side of the top plate and embedded in the control part, and an inserting port is arranged on one side of the compartment box in the horizontal direction.

Preferably, the cartridge at the insertion port is provided with a vertical clamping strip in an extending mode, and the upper shell of the machine body is provided with a clamping groove matched with the clamping strip.

Preferably, a bayonet is formed in the top plate.

Preferably, at least two sides of the control part in the horizontal direction are extended with placement cavities, and at least one placement cavity top is provided with an opening.

Preferably, an upwardly concave accommodating groove is preset on the lower side of the lower body shell.

Preferably, the underside of the fuselage lower shell is provided with one or more intersecting baffle plates.

Preferably, a sinking groove for installing the speed regulator is preset on the upper side of the horn.

Preferably, a limiting frame used for limiting the movement of the control bar is detachably arranged in the sinking groove, and an overflow gap is arranged between the limiting frame and the inner wall of the sinking groove.

The drifting buoy applying any one of the shells comprises:

control components: is arranged in the control part;

rotor unit: the rotor wing support part is arranged at the upper end of the rotor wing support part;

and a detection unit: is arranged at the lower side of the control part.

The utility model has the beneficial effects that:

1. the flow blocking surface and the flow blocking surface arranged on the shell greatly increase the impact surface between the shell and the water flow, and greatly reduce the flow velocity difference between the shell and the water flow;

2. the battery bin is arranged to facilitate the disassembly and replacement of the battery;

3. the upper end face of the rotor wing supporting part is obliquely arranged, so that the running control efficiency of the shell after being applied to the buoy is improved;

4. the sinking groove in the shell is used for installing the speed regulator, so that the speed regulator can be positioned on the lower side of the flying slurry, and the heat dissipation of the speed regulator is convenient to realize.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a drifting buoy housing

Fig. 2 is a schematic view of the upper shell structure of the fuselage.

Fig. 3 is a schematic view of the lower shell structure of the fuselage.

Fig. 4 is a schematic view of a battery compartment structure.

FIG. 5 is a schematic illustration of a drift buoy.

Reference numerals illustrate: 1. an upper body case; 2. a lower fuselage shell; 21. a receiving groove; 22. a flow baffle; 3. a battery compartment; 31. a top plate; 32. a bin; 321. an interface; 322. a bayonet; 4. a control unit; 41. a flow blocking surface; 42. a placement cavity; 5. a horn; 51. a sinking groove; 52. a limit frame; 6. a rotor support; 61. chamfering the surface; 62. and supporting the frustum.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a housing structure includes a control portion 4, a horn 5 and a rotor support portion 6, wherein the control portion 4, the horn 5 and the rotor support portion 6 located in the upper half portion form a housing 1 on the fuselage, the control portion 4, the horn 5 and the rotor support portion 6 located in the lower half portion form a housing 2 under the fuselage, wherein control components such as a circuit board are mounted in the control portion 4, a rotor for flying is fixedly mounted on the rotor support portion 6, and wires of the whole buoy run from the inside of the housing.

The control part 4 is located at the center of the housing, and in this embodiment, four arms 5 are preferably extended at equal intervals around the control part 4, and a rotor support part 6 is provided at the end of each arm 5.

Wherein the upper side edge of the lower shell 2 of the machine body is provided with a caulking groove, the lower side edge of the upper shell 1 of the machine body is extended with a clamping strip matched with the caulking groove, firstly, sealant is driven into the caulking groove of the lower shell 2 of the machine body, and then the clamping strip of the upper shell 1 of the machine body is inserted into the caulking groove, thereby forming an inner space for constructing the control part 4, the arm 5 and the rotor wing supporting seat.

In addition, a containing groove 21 is preset at the lower side of the lower shell 2 of the machine body, a pair of triangular frames are fixed in the containing groove 21, a rotating detector is arranged between the triangular frames, and the containing groove 21 can completely contain the detector to rotate to a horizontal state.

The periphery of the control part 4 and between every two adjacent horn 5 are preset with flow blocking surfaces 41, the flow blocking surfaces 41 are cambered surfaces recessed towards the control part 4, two ends of the flow blocking surfaces 41 in the horizontal direction extend towards the horn 5, so that a flow blocking surface 41 with a larger opening is formed, and meanwhile, the connection part between the rotor wing supporting part 6 and the horn 5 is arranged on a chamfer surface 61 which is smoothly connected with the flow blocking surfaces 41;

when the housing is in water, the water flow impacts the flow blocking surface 41 and the chamfer surface 61, so that the housing speed is extremely close to the water flow speed, thereby reducing the detection error of the water flow speed. The arrangement of the flow blocking surface 41 and the chamfer surface 61 greatly increases the air flow area around the installation rotor support part 6, and improves the power generated by the air flow when the housing buoy is used for flying. In addition, the inflection points of the lower edge of the upper shell 1 of the machine body and the upper edge of the lower shell 2 of the machine body are smoother, so that the sealant is conveniently and completely filled in the caulking groove, and the tightness of the shell is improved.

The rotor support portion 6 is conical in shape as a whole, so that a support frustum 62 is formed at the lower side of the rotor support portion 6, the lower end of the support frustum 62 is lower than the lower side of the control portion 4 to form a stable support for the whole housing, and a larger space can be reserved for mounting other equipment below the housing.

When the shell flies in the air, the supporting frustum 62 is arranged to avoid forming negative pressure below the supporting frustum, so that the flying control of the shell is facilitated; when the shell is in the water, the support frustum 62 can more stably fall into the water, so that the shell can be controlled to stably fall into the water.

The upper end face of the rotor support portion 6 is provided with a plane for mounting the rotor, the plane is inclined by 0 degrees to 5 degrees, wherein the upper end face of at least one rotor support portion 6 is inclined clockwise, the upper end face of at least one rotor support portion 6 is inclined anticlockwise, in this embodiment, 4 rotor support portions 6 are provided in total, and therefore the upper end faces of the two rotor support portions 6 located on the same straight line are optimally selected to have the same inclination direction.

In the actual flight process of the shell, the rotor support part 6 is obliquely arranged, so that the rotor can generate thrust in a certain horizontal direction, and the rapid steering during the buoy flight is realized by controlling the rotation of different rotors.

The upper side of the horn 5 is also provided with a sunk sinking groove 51 in advance, a limit frame 52 is detachably arranged in the sinking groove 51 through screws, an overflow gap is reserved between the periphery of the limit frame 52 and the inner wall of the sinking groove 51, and when flowing water enters the sinking groove 51, residual liquid can continuously flow out of the overflow gap, so that liquid accumulation in the shell is avoided.

Example two

The difference from the first embodiment is that:

referring to fig. 1 to 4, a battery compartment 3 is detachably embedded and installed at the top of an upper body case 1 located at a control part 4, the battery compartment 3 comprises a top plate 31 and a compartment box 32, wherein an inserting opening 321 is preset at one side of the compartment box 32 in the horizontal direction, when the battery compartment 3 is installed in the upper body case 1, the compartment box 32 is embedded in the upper body case 1, the top plate 31 is fixed at the top of the upper body case 1 through the combination of bolts, screws, sealant and the like, in addition, a notch aligned with the inserting opening 321 is preset in the upper body case 1, the inserting opening 321 can conveniently install a detachable battery, and vertical clamping strips extend at two side edges of the compartment box 32 in the horizontal direction, and clamping grooves for vertically inserting the clamping strips are preset in the upper body case 1, and are positioned and sealed through the matching of the clamping grooves and the clamping strips. Wherein, a bayonet 322 communicated with the inner wall of the bin 32 is arranged on the top plate 31, and the bayonet 322 is used for detachably mounting and fixing the battery.

In addition, the housing 1 on the machine body and the positioning cavities 42 are arranged on two horizontal sides of the top plate 31, the upper ends of the positioning cavities 42 can be in an open structure or a closed structure, some components which need to be installed and fixed on the housing can be installed on the upper end surface of the positioning cavities 42, and the wire is prevented from being pulled in the process of disassembling and assembling the battery compartment 3, so that the positioning cavities 42 of the housing 1 on the machine body are provided with threading holes, and in addition, the RTK antenna can also be installed in the positioning cavities 42 in a plugging manner.

Example III

The difference from the first embodiment is that:

referring to fig. 1-4, the accommodating groove 21 of the lower housing 2 is used for installing a fixed detecting unit, a pair of parallel lugs are extended at the horn 5 on the lower side of the lower housing 2, the lugs extend along the length direction of the horn 5, slots are formed between the lugs on the same horn 5, in this embodiment, four horns 5 are preferred, so four slots are formed, the same baffle 22 is embedded in the collinear slots, two baffles 22 are overlapped in a crossing manner through slots, and if a plurality of horns 5 are needed, a plurality of baffles 22 can still be connected in a crossing manner.

In addition, the baffle plate 22 can be directly formed integrally on the lower side of the lower shell 2 of the machine body, and a V-shaped included angle is formed between the baffle plates 22, so that the contact surface with water flow can be increased, the water flow drives the shell to move by pushing the baffle plate 22, the speed difference between the shell and the water flow is further reduced, and the accuracy of water flow speed measurement is improved.

Example IV

Referring to fig. 5, in a drift buoy according to the first embodiment, a control unit such as a circuit board and a battery are mounted in a control unit 4 of the housing, a brushless motor and a flying paste are fixedly mounted on an upper end surface of a rotor support unit 6, and a swing detection unit or a fixed detector is mounted on a lower side of the housing.

Wherein flight thick liquid cooperation rotor supporting part 6 up end's slope is through the rotational velocity of control flight thick liquid to produce the thrust of different horizontal directions, realize the buoy and turn to in the sky or the quick of surface of water. And the floating slurry on two symmetrical sides can be controlled to rotate reversely, so that the self-righting of the buoy in water is realized, and the normal measurement work of the buoy is ensured.

If the housing mentioned in the second embodiment is further combined, the battery in the buoy can be detachably installed in the battery compartment 3, and the repeated working efficiency of the buoy is improved by replacing the battery in the buoy.

If the housing mentioned in the third embodiment is further combined, the contact surface between the whole buoy and the water flow is increased, so that the speed difference between the buoy and the water flow is further reduced, and the speed measurement accuracy is improved.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (16)

1. A housing structure, characterized by comprising

Control unit (4): is positioned at the center;

rotor support (6): is uniformly distributed around the control part (4);

horn (5): for connecting the control part (4) with the rotor support part (6);

and a flow blocking surface (41) recessed towards the control part (4) is formed around the control part (4) and between every two adjacent machine arms (5).

2. A housing structure according to claim 1, wherein the two ends of the flow blocking surface (41) in the horizontal direction extend smoothly to the horn (5).

3. A casing structure according to claim 2, characterized in that a chamfer (61) is provided between the outside of the rotor support (6) and the horn (5) in smooth connection with the flow blocking surface (41).

4. A housing structure according to claim 1, characterized in that the underside of the rotor support (6) extends with a support frustum (62).

5. A housing structure according to claim 1, wherein at least three rotor support sections (6) are provided, the upper end face of at least one rotor support section (6) being inclined in a clockwise direction, and the upper end face of at least one rotor support section (6) being inclined in a counter-clockwise direction.

6. A housing structure according to claim 5, wherein the upper end face of the rotor support (6) is inclined by 0 ° to 5 °.

7. A housing structure according to claim 1, comprising an upper fuselage housing (1) and a lower fuselage housing (2), said upper fuselage housing (1) comprising an upper control section (4) half, an upper fuselage arm (5) half and an upper rotor support section (6) half, said lower fuselage housing (2) comprising a lower control section (4) half, a lower fuselage arm (5) half and a lower rotor support section (6) half.

8. The housing structure of claim 7 further comprising

The battery bin (3) is embedded and arranged at the top of the upper shell (1) of the machine body;

the battery compartment (3) comprises a top plate (31) and a compartment box (32), wherein the compartment box (32) is fixed on the lower side of the top plate (31) and embedded in the control part (4), and a plug-in port (321) is formed in one side of the compartment box (32) in the horizontal direction.

9. A housing structure according to claim 8, characterized in that the cartridge (32) at the interface (321) is provided with vertical clamping strips extending therefrom, and the upper housing (1) is provided with clamping grooves for cooperation with the clamping strips.

10. A housing structure according to claim 8, wherein the top plate (31) is provided with a bayonet (322).

11. A housing structure according to claim 7, characterized in that the control part (4) extends horizontally with accommodation cavities (42) on at least two sides, at least one accommodation cavity (42) being provided with an opening at the top.

12. A housing structure according to claim 7, characterized in that the underside of the lower housing (2) is provided with upwardly recessed receiving grooves (21).

13. A housing structure according to claim 7, characterized in that the underside of the fuselage lower housing (2) is provided with one or more intersecting baffle plates (22).

14. A housing structure according to claim 1, characterized in that the upper side of the horn (5) is provided with a countersink (51) for mounting a governor.

15. A housing structure according to claim 14, characterized in that a limit frame (52) for limiting the movement of the control bar is detachably mounted in the sink (51), and an overflow gap is provided between the limit frame (52) and the inner wall of the sink (51).

16. Use of a floating buoy according to any one of claims 1-15, characterized by comprising:

control components: is arranged in the control part (4);

rotor unit: is arranged at the upper end of the rotor wing supporting part (6);

and a detection unit: is provided below the control unit (4).