Portable propeller current meter

Abstract

The utility model discloses a portable propeller flow velocity meter which comprises a detection rod, a base, a direction indicator and a velocity measurement rod, two ends of the velocity measurement rod are respectively provided with an empennage, a velocity measurement propeller and a signal A assembly, the upper end of the detection rod is provided with a signal piece installation groove which is connected with a signal B assembly, and the direction indicator comprises a pointing needle and a fixed tail rod. The base comprises a bottom plate, a supporting column foot piece and an upper nut A, the base is provided with a fixing hole and a supporting foot hole, the lower end of the detection rod is provided with an installation nut, and the installation nut is used for installing and connecting the detection rod and the base; according to the propeller type tachymeter, the structure is simple, the thread locking adjusting structure and the detection rod capable of increasing the middle rod for extension are arranged, the components of the propeller type tachymeter can be conveniently stored through the bottom plate structure, each component is provided with a disassembly structure, the overall length is reduced, storage is facilitated, and the practicability is high. And the storage volume is small, so that the device can be put into a knapsack with a common size to be conveniently carried, and is suitable for carrying and transportation for field survey hydrology work.

Description

Technical Field

[0001] The utility model relates to the technical field of flow velocity measuring instruments, in particular to a portable propeller flow velocity meter. Background Art

[0002] "Environmental exploration" means to survey and detect the wild natural environment through various means and methods. In environmental exploration, it is necessary to detect the flow rate of water, and a flow rate measuring instrument is needed at this time. The wild environment means that there are relatively few human traces, so the infrastructure including roads is relatively poor, and walking and transportation are relatively inconvenient. There are many types of survey instruments and they are generally large in size, which is not easy to transport.

[0003] At present, ordinary flow meters have the following shortcomings: first, the equipment is inconvenient to store and carry; second, the existing equipment is large in size, which makes it inconvenient for users to install and disassemble alone, and quite a few flow meters require manual assistance for stabilization during use. Therefore, we have launched a new portable water flow velocity measuring instrument. Utility Model Content

[0004] In view of the prior art, the purpose of the utility model is to provide a propeller-type current meter that can be conveniently stored and carried, suitable for carrying in field surveys, and can be placed in a general backpack for easy carrying after storage.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is: a portable propeller flow meter, including a detection rod, a base, a direction indicator and a speed measuring rod, the two ends of the speed measuring rod are respectively provided with a tail wing, a speed measuring propeller and a signal A component, the upper end of the detection rod is provided with a signal component mounting groove for connecting the signal B component, the direction indicator includes a pointer and a fixed tail rod, the base includes a bottom plate, a support foot and an upper nut A, the base is also provided with a fixing hole and a support foot hole, the lower end of the detection rod is also provided with a mounting nut, and the mounting nut is used to install and connect the detection rod with the base.

[0006] As a further configuration of the above scheme, the rod surface of the detection rod has scales, and includes an upper rod with an uppermost section having a signal component mounting groove, a lower rod connected to a base with a threaded mounting nut, and a plurality of extended middle rods.

[0007] As a further configuration of the above scheme, a movable hole is provided on the direction mark, and an adjustment hole is provided on the speed measuring rod. Both the movable hole and the adjustment hole are used for the detection rod to penetrate and connect for installation.

[0008] As a further configuration of the above scheme, the base also includes a box plate with an inner groove cavity, and a side panel for forming a side wall is hingedly swung in the inner groove cavity of the box plate, the side panel is provided with a hinge axis, and the box plate is provided with a hinge hole. The side panel is hingedly swung relative to the box plate and is arranged perpendicular to the box plate. A plurality of slots are arranged on a surface of the bottom plate opposite to the box plate, and the slots are arranged corresponding to the side panels. The side panels engage with the slots after swinging 90°.

[0009] As a further arrangement of the above scheme, a threaded top piece is provided at one end of the tail wing to cooperate with the thread of the speed measuring rod body, and the front end is abutted against the detection rod to connect and limit the height of the speed measuring rod. A threaded connection structure is provided at one end of the speed measuring propeller facing the speed measuring rod body, and a circumferential linkage rod is also provided on the speed measuring propeller.

[0010] As a further configuration of the above solution, a lower nut B is further provided at the lower end of the support foot piece, and the upper nut A and the lower nut B are used to clamp the base with the support foot piece to form a storage box cavity.

[0011] Beneficial effects: The propeller-type speed meter of this embodiment has a simple structure and scientific design. It is provided with a threaded locking adjustment structure and a detection rod that can be extended by adding a middle rod. The overall volume is small after disassembly, and it is suitable for carrying and transportation for field hydrological surveys. In addition, it improves the bottom plate structure to facilitate the storage of its own components. Each component is provided with a disassembly structure to reduce the overall length for easy storage. Its small storage volume can be put into a backpack of normal size for easy carrying. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model speed meter.

[0013] Figure 2 Schematic diagram of the speed meter assembly of this embodiment.

[0014] Figure 3 It is a schematic diagram of the box plate structure of this embodiment.

[0015] Figure 4 This is a schematic diagram of the storage state of this embodiment.

[0016] Figure numerals: 1. Detection rod; 11. Upper rod; 12. Middle rod; 13. Lower rod; 14. Mounting nut; 2. Base; 20. Support foot hole; 21. Bottom plate; 22. Support foot piece; 23. Box plate; 24. Upper nut A; 25. Lower nut B; 26. Fixing hole; 27. Articulated shaft; 28. Inner groove cavity; 29. ​​Side plate; 3. Direction indicator; 30. Articulated hole; 31. Pointer; 32. Fixed tail rod; 33. Movable hole; 4. Speed ​​measuring rod; 41. Tail; 42. Speed ​​measuring propeller; 43. Signal A component; 44. Threaded connection structure; 45. Linkage rod; 46. Threaded top piece; 47. Adjustment hole; 6. Signal component mounting slot; 61. Signal B component; 62. Wireless signal component. DETAILED DESCRIPTION

[0017] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0018] like Figure 1-4 A portable propeller velocity meter shown in the figure comprises a detection rod 1, a base 2, a direction indicator 3 and a speed measuring rod 4, wherein a tail 41, a speed measuring propeller 42 and a signal A component 43 are respectively arranged at both ends of the speed measuring rod 4, a signal component mounting groove 6 is arranged at the upper end of the detection rod 1 for connecting the signal B component 61, and a wireless signal component 62 can be further arranged, and the wireless signal component 62 with an antenna is fixed on the signal component mounting groove 6, and a second signal line component is arranged to be connected with the mounting groove of the signal A component 43, so as to form the wireless signal component 62, the direction indicator 3 comprises a pointing pin 31 and a fixed tail rod 32, the base 2 comprises a bottom plate 21, a support foot 22 and an upper nut A24, the base 2 is also provided with a fixing hole 26 and a support foot hole 20, and the lower end of the detection rod 1 is also provided with a mounting nut 14, and the mounting nut 14 is used to install and connect the detection rod 1 with the base 2.

[0019] As a further configuration of the above scheme, the rod surface of the detection rod 1 has scales, and includes an upper rod 11 at the top with a signal component mounting groove 6, a lower rod 13 connected to the base 2 with a threaded mounting nut 14, and a plurality of extended middle rods 12.

[0020] As a further configuration of the above solution, the direction indicator 3 is provided with a movable hole 33, and the speed measuring rod 4 is provided with an adjustment hole 47. Both the movable hole 33 and the adjustment hole 47 are used for the detection rod 1 to penetrate and connect for installation.

[0021] As a further configuration of the above scheme, the base 2 also includes a box plate 23 with an inner groove cavity 28, and a side panel 29 for forming a side wall is hingedly swung in the inner groove cavity 28 of the box plate 23, and the side panel 29 is provided with a hinge shaft 27. A hinge hole 30 is provided on the box plate 23, and the side panel 29 is hingedly swung relative to the box plate 23 and is arranged perpendicular to the box plate 23. A plurality of card slots are provided on one surface of the bottom plate 21 relative to the box plate 23, and the card slots are arranged corresponding to the side panel 29. The side panel 29 engages with the card slots after swinging 90°.

[0022] As a further configuration of the above scheme, a threaded top piece 46 is provided at one end of the tail wing 41 to cooperate with the thread of the speed measuring rod 4 body, and the front end abuts the detection rod 1 to connect and limit the height of the speed measuring rod 4. A threaded connection structure 44 is provided at one end of the speed measuring propeller 42 facing the speed measuring rod 4 body, and a circumferential linkage rod 45 is also provided on the speed measuring propeller 42.

[0023] As a further configuration of the above solution, a lower nut B25 is further provided at the lower end of the support leg 22 , and the upper nut A24 and the lower nut B25 are used to clamp the base 2 with the support leg 22 to form a storage box cavity.

[0024] A portable propeller flow meter of this embodiment, such as Figure 1-2 The above-mentioned device includes a detection rod 1, a base 2, a direction indicator 3 and a speed measuring rod 4, wherein the two ends of the speed measuring rod 4 are respectively provided with a tail 41, a speed measuring propeller 42 and a signal A component 43. The rod body surface of the detection rod 1 has a scale, and includes an upper rod 11 with a signal component mounting groove 6 at the top end, a lower rod 13 connected to the base 2 with a threaded mounting nut 14, and a plurality of extended middle rods 12. The upper end of the upper rod 11 is provided with a signal component mounting groove 6 for connecting the signal B component 61. The direction indicator 3 includes a The direction indicator 3 includes a pointer 31 and a fixed tail rod 32. A movable hole 33 is provided on the direction indicator 3, and an adjustment hole 47 is provided on the speed measuring rod 4. The movable hole 33 and the adjustment hole 47 are both used for the detection rod 1 to penetrate and connect for installation. The base 2 includes a bottom plate 21, a support foot 22 and an upper nut A24. A fixing hole 26 and a support foot hole 20 are also provided on the base 2. A mounting nut 14 is also provided at the lower end of the detection rod 1. The mounting nut 14 is used to install and connect the detection rod 1 to the base 2.

[0025] As a further configuration of the above scheme, the base 2 also includes a box plate 23 with an inner groove cavity 28, and a side panel 29 for forming a side wall is hingedly swung in the inner groove cavity 28 of the box plate 23, and the side panel 29 is provided with a hinge shaft 27. A hinge hole 30 is provided on the box plate 23, and the side panel 29 is hingedly swung relative to the box plate 23 and is arranged perpendicular to the box plate 23. A plurality of card slots are provided on one surface of the bottom plate 21 relative to the box plate 23, and the card slots are arranged corresponding to the side panel 29. The side panel 29 engages with the card slots after swinging 90°.

[0026] As a further configuration of the above scheme, the front end abuts against the detection rod 1 to connect the speed measuring rod 4 to limit the height, and the speed measuring propeller 42 is provided with a threaded connection structure 44 at one end facing the speed measuring rod 4 body, and a circumferential linkage rod 45 is also provided on the speed measuring propeller 42.

[0027] As a further configuration of the above solution, a lower nut B25 is further provided at the lower end of the support leg 22 , and the upper nut A24 and the lower nut B25 are used to clamp the base 2 with the support leg 22 to form a storage box cavity.

[0028] As for the velocity meter structure as mentioned above, in this embodiment, when in use, the threaded top piece 46 set at one end of the tail wing 41 cooperates with the thread of the speed measuring rod 4 body and the thread of the fixed tail rod 32, so as to adjust the height of the speed measuring rod 4 and the direction indicator 3 relative to the detection rod 1, and increase or decrease the middle rod 12 according to the water depth requirement. When storing, it is only necessary to loosen the thread of the above structure, and then separate the support foot piece 22 relative to the base 2, so that the bottom plate 21 and the box plate 23 are separated, and then the side plate 29 on the box plate 23 is swung, and then the support foot piece 22 is fixedly connected to the box plate 23 through the lower nut B25, and then the removed components are placed in the square inner groove cavity 28 formed by the swinging of the side plate 29, and finally the bottom plate 21 is covered on the box plate 23, the card slot on the bottom plate 21 is correspondingly engaged with the side plate 29, and the upper nut A24 is connected and fixed to the upper end of the support foot piece 22, so as to close the box body formed by the bottom plate 21 and the box plate 23, and all the components can be stored. Figure 4 As shown, its size is relatively small and can be put into a general outdoor backpack for easy carrying.

[0029] In addition, according to actual needs, a hanging belt can be provided on the box plate 23, and a handle ring can be formed by passing through the hole on the base 2, so that it can be used as a handle to further facilitate carrying.

[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A portable propeller flow meter, characterized in that: The invention comprises a detection rod (1), a base (2), a direction indicator (3) and a speed measuring rod (4); two ends of the speed measuring rod (4) are respectively provided with a tail wing (41), a speed measuring propeller (42) and a signal A component (43); the upper end of the detection rod (1) is provided with a signal component mounting groove (6) for connecting a signal B component (61); the direction indicator (3) comprises a pointing needle (31) and a fixed tail rod (32); the base (2) comprises a bottom plate (21), a supporting foot piece (22) and an upper nut A (24); the base (2) is also provided with a fixing hole (26) and a supporting foot hole (20); the lower end of the detection rod (1) is also provided with a mounting nut (14); the mounting nut (14) is used for mounting and connecting the detection rod (1) with the base (2).

2. A portable propeller flow meter according to claim 1, characterized in that: The detection rod (1) has a scale on its rod surface and comprises an upper rod (11) at the top end with a signal component mounting groove (6), a lower rod (13) connected to the base (2) by a threaded mounting nut (14), and a plurality of extended middle rods (12).

3. A portable propeller flow meter according to claim 1, characterized in that: The direction indicator (3) is provided with a movable hole (33), and the speed measuring rod (4) is provided with an adjustment hole (47). Both the movable hole (33) and the adjustment hole (47) are used for the detection rod (1) to penetrate and connect and install.

4. A portable propeller flow meter according to claim 1, characterized in that: The base (2) also includes a box plate (23) with an inner groove cavity (28), a side plate (29) for forming a side wall is hingedly swingably provided in the inner groove cavity (28) of the box plate (23), the side plate (29) is provided with a hinge shaft (27), a hinge hole (30) is provided on the box plate (23), and the side plate (29) is hingedly swingably provided relative to the box plate (23) and is perpendicular to the box plate (23).

5. A portable propeller flow meter according to claim 4, characterized in that: A plurality of slots are arranged on one surface of the bottom plate (21) opposite to the box plate (23), and the slots are arranged corresponding to the side plates (29). The side plates (29) are engaged with the slots after swinging 90 degrees.

6. A portable propeller flow meter according to claim 1, characterized in that: A threaded top piece (46) is provided at one end of the tail wing (41) and is threadably matched with the speed measuring rod (4) body, and the front end abuts against the detection rod (1) to connect and limit the height of the speed measuring rod (4). A threaded connection structure (44) is provided at one end of the speed measuring propeller (42) facing the speed measuring rod (4) body, and a circumferential linkage rod (45) is also provided on the speed measuring propeller (42).

7. A portable propeller flow meter according to claim 1, characterized in that: The lower end of the support leg (22) is also provided with a lower nut B (25), and the upper nut A (24) and the lower nut B (25) are used to clamp the base (2) with the support leg (22) to form a storage box cavity.

Images