River flow detection device

Abstract

The utility model discloses a river flow detection device which comprises a detection device body and a lead screw, a fixed cylinder is arranged at the top of the detection device, the fixed cylinder is rotationally connected to the surface of the lead screw through a first bearing, and a guide assembly is arranged at the position, close to the fixed cylinder, of the surface of the lead screw. And a threaded knob sleeves the surface of the lead screw away from the detection device body in a threaded manner. The lead screw, the fixing plate, the floating seat, the bottom guide plate and the side guide plate are arranged, the lifting rope is hung on the guide assembly during operation, the floating seat is placed on the water surface through the lifting rope, and the lead screw is perpendicular to the floating seat to enable the detection device body to penetrate into the water body to be in contact with the water body, so that the detection device body is very stable in the water body; under the condition that the water body flows, the water passing through the detection device body is guided through the bottom guide plate and the side guide plate, so that the position of the detection device body in the water is stable, and the detection device body is prevented from being pushed by the water body to move and incline.

Description

TECHNICAL FIELD

[0001] The utility model relates to river flow detection technical field especially relates to a river flow detection device. BACKGROUND

[0002] The speed and flow of water in water bodies such as river channels, rivers and streams are generally detected by river flow detection devices, which are mainly used to comprehensively and accurately understand water bodies by detecting water flow speed and flow data, and are key tools for ensuring data accuracy and reliability in water resource management, flood warning and other fields. River flow detection devices are generally divided into contact type and non-contact type, of which the contact type is a device directly contacting with water bodies, and the non-contact type is detected by non-contact methods such as sound waves and radar.

[0003] The contact type river flow detection device generally includes an adjusting device for moving the river flow detection device, and the height of the river flow detection device in the water body is raised and lowered by a lifting rope on a winch, thereby controlling the height of the river flow detection device in the water body. Since the lifting rope is flexible, the river flow detection device is moved and shaken by the water body in the water body, and even tilted, which affects the detection effect.

[0004] Therefore, how to provide a river flow detection device is a problem that needs to be solved by those skilled in the art. UTILITY MODEL CONTENT

[0005] One object of the utility model is to provide a river flow detection device, which solves the problem that the river flow detection device hung by the flexible lifting rope is moved by the flowing water in the water body, which causes large shaking amplitude and tilting, thereby affecting the detection effect.

[0006] According to the river flow detection device, the top of the detection device is provided with a fixed cylinder, the fixed cylinder is rotatably connected to the surface of the lead screw through the first bearing, the surface of the lead screw is provided with a guide assembly at the position close to the fixed cylinder, the surface of the lead screw is threadedly sleeved with a threaded knob at the position away from the detection device body, the side surface of the threaded knob is rotatably connected with a connecting seat through the second bearing, the side of the connecting seat close to the detection device body is fixedly provided with a fixed plate, the fixed plate is provided with a floating seat, and the floating seat and the fixed plate are movably sleeved on the surface of the lead screw and the guide assembly. The top end of the guide assembly is fixed to the top end of the lead screw, and the top of the guide assembly is provided with a lifting rope.

[0007] The bottom of the detection device body is provided with a bottom flow guide plate, the two side surfaces of the detection device body are provided with side flow guide plates, and one end of the side flow guide plate and the bottom flow guide plate faces the end of the detection device body with the conical head.

[0008] The fixed plate is provided with a driving assembly which is engaged with the screw knob.

[0009] The driving assembly comprises an annular tooth groove, a driving gear and a driving motor, the annular tooth groove is arranged on the side surface of the screw knob, the driving motor is fixed on the fixed plate, the driving gear is fixedly sleeved on the output shaft of the driving motor, and the driving gear is engaged with the annular tooth groove.

[0010] The guiding assembly comprises a bottom mounting plate, a top mounting plate and a guide rod, the bottom mounting plate is fixed on the surface of the lead screw close to the fixed cylinder, the top mounting plate is fixed on the end of the lead screw away from the body of the detection device, the two ends of the guide rod are fixed with the bottom mounting plate and the top mounting plate respectively, the guide rod is parallel to the lead screw, and the fixed plate is movably sleeved on the surface of the guide rod through the guide hole.

[0011] The top of the floating seat is provided with a positioning assembly for stabilizing the lead screw.

[0012] The positioning assembly comprises four positioning rods and a positioning cylinder, the four positioning rods are arranged in a ring array with the center axis of the floating seat as the array center, and the positioning cylinder is movably sleeved on the surface of the lead screw.

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

[0014] The lead screw, the fixed plate, the floating seat, the bottom flow guide plate and the side flow guide plate are arranged, the lifting rope is hung on the guiding assembly during operation, the floating seat is placed on the water surface by the lifting rope, the lead screw is vertically arranged on the floating seat to make the body of the detection device contact with the water body, the body of the detection device is very stable in the water body, the water passing through the body of the detection device is guided by the bottom flow guide plate and the side flow guide plate in the case that the water body flows, the position of the body of the detection device is stable in the water, and the body of the detection device is prevented from being moved and inclined by the water body, and the problem that the river flow detection device hung by the lifting rope is moved by the flowing water body in the water body to cause large shaking amplitude and inclination and affect the detection effect is solved.

[0015] The screw knob and the driving assembly are arranged, the driving assembly drives the screw knob to rotate, the height of the lead screw is raised and lowered, the height of the body of the detection device is changed by adjusting the height of the lead screw, the height of the body of the detection device in the water can be adjusted, and different heights of the water body can be detected. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0017] Figure 1 A whole three-dimensional flow chart of the river flow detection device is provided for the present application.

[0018] Figure 2 A partial three-dimensional flow chart of the detection device body, the bottom flow guide plate and the side flow guide plate in the river flow detection device is provided for the present application.

[0019] Figure 3 A sectional three-dimensional flow chart of the fixed cylinder and the screw rod connecting position in the river flow detection device is provided for the present application.

[0020] Figure 4 A sectional three-dimensional flow chart of the screw rod and the driving assembly position in the river flow detection device is provided for the present application.

[0021] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings: DETAILED DESCRIPTION

[0022] The present application will now be further described in detail with reference to the accompanying drawings. These drawings are all simplified schematic diagrams, and only schematically show the basic structure of the present application, and thus only show the components related to the present application.

[0023] Embodiment 1

[0024] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4, including the detection device body 1 and the screw rod 2, one end of the detection device body 1 is designed as a "conical head", the purpose of this design is to break the water flow, so that the water flow passes through the end of the detection device body 1 and then flows through the bottom guide plate 10 and the side guide plate 11, the bottom of the detection device body 1 is provided with a bottom guide plate 10, and the two sides of the detection device body 1 are provided with side guide plates 11, and the water passes through the bottom guide plate 10 and the side guide plate 11 to make the "conical head" direction of the detection device body 1 face the water flow, the entire detection device body 1 is parallel to the water flow, which reduces the force of the water flow pushing the detection device body 1 and improves the stability of the detection device body 1, one end of the side guide plate 11 and the bottom guide plate 10 faces the end of the detection device body 1 with the "conical head", the top of the detection device is provided with a fixed cylinder 3, the fixed cylinder 3 is rotatably connected to the surface of the screw rod 2 through a first bearing, and the screw rod 2 at the position of the first bearing is avoided to be provided with an annular groove for stabilizing the first bearing, then the fixed cylinder 3 is sleeved on the surface of the first bearing, and the rotation of the fixed cylinder 3 is driven through the first bearing, so that the detection device body 1 can rotate to be parallel to the water flow, a guide assembly 4 is arranged on the surface of the screw rod 2 close to the fixed cylinder 3, the guide assembly 4 includes a bottom mounting plate 16, a top mounting plate 17 and a guide rod 18, the bottom mounting plate 16 is fixed on the surface of the screw rod 2 close to the fixed cylinder 3, the top mounting plate 17 is fixed on one end of the screw rod 2 away from the detection device body 1, and the two ends of the guide rod 18 are respectively fixed with the bottom mounting plate 16 and the top mounting plate 17, the guide rod 18 is parallel to the screw rod 2, a guide hole 19 is formed in the fixed plate 7, and the fixed plate 7 is movably sleeved on the surface of the guide rod 18 through the guide hole 19, the guide assembly 4 is used for stabilizing the screw rod 2 and improving the stability of the screw rod 2, in operation, first, the top mounting plate 17 needs to be connected with the lifting rope 9, then the screw rod 2, the guide assembly 4, the floating seat and the detection device body 1 are lifted through the lifting rope 9, when the lifting rope 9 falls, the entire falling is driven, when the floating seat floats on the water surface, the screw rod 2 is vertically inserted into the water body, at this time, the detection device body 1 is driven to rotate by the water flow, then the "conical head" on the detection device body 1, the bottom guide plate 10 and the side guide plate 11 are used to stabilize the detection device body 1, thereby improving the stability of the detection device body 1, since the floating seat is on the water surface to stabilize the screw rod 2, the screw rod 2 is stabilized, and then the position of the detection device body 1 is further stabilized by cooperating with the bottom guide plate 10 and the side guide plate 11, so as to avoid too large movement and inclination in the water body and affect the detection of the water flow speed of the water body.

[0025] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4The surface of the lead screw 2 is threadedly sleeved with a threaded knob 5 away from the position of the detection device body 1, the side surface of the threaded knob 5 is rotatably connected with a connecting seat 6 through a second bearing, the side close to the detection device body 1 of the connecting seat 6 is fixedly provided with a fixed plate 7, the fixed plate 7 is provided with a floating seat 8, the top of the floating seat is provided with a positioning assembly 20 for stabilizing the lead screw 2, the positioning assembly 20 comprises a positioning rod 21 and a positioning cylinder 22, the positioning rod 21 is four groups, the four groups of positioning rods 21 are arranged in a ring array with the center axis of the floating seat as the array center, so that the positioning cylinder 22 is balanced, the positioning cylinder 22 is fixedly sleeved on the other end of the positioning rod 21, the positioning cylinder 22 is movably sleeved on the surface of the lead screw 2, the positioning cylinder 22 is used to stabilize the lead screw 2, through the cooperation of the fixed plate 7, the lead screw 2 is stabilized from two positions, so that the lead screw 2 is more stable when moving, the floating seat 8 and the fixed plate 7 are movably sleeved on the surface of the lead screw 2 and the guide assembly 4, the top end of the guide assembly 4 is fixed with the top end of the lead screw 2, the top of the guide assembly 4 is provided with a lifting rope 9, in order to change the height of the detection device body 1, the threaded knob 5 is designed here, the rotation of the threaded knob 5 drives the lead screw 2 to adjust, when operating, first, the threaded knob 5 is rotated, the rotation of the threaded knob 5 drives the lead screw 2 to move on the fixed plate 7 and the floating seat, the forward rotation of the threaded knob 5 drives the lead screw 2 to move upward on the fixed plate 7 and the floating seat, the reverse rotation of the threaded knob 5 drives the lead screw 2 to move downward on the fixed plate 7 and the floating seat, then the height of the detection device body 1 is changed through the change of the height of the lead screw 2, then the distance between the detection device body 1 and the floating seat is adjusted, so that the detection device body 1 can detect water bodies of different heights.

[0026] Embodiment 2

[0027] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 , the fixed plate 7 is provided with a driving assembly 12, the driving assembly 12 is engagedly connected with the threaded knob 5, the driving assembly 12 comprises an annular tooth groove 13, a driving gear 14 and a driving motor 15, the annular tooth groove 13 is formed on the side surface of the threaded knob 5, the driving motor 15 is fixedly arranged on the fixed plate 7, the driving gear 14 is fixedly sleeved on the output shaft of the driving motor 15, the driving gear 14 is engaged with the annular tooth groove 13, in order to more easily adjust the lead screw 2, the driving assembly 12 is designed here, when operating, the driving motor 15 is started, the rotation of the driving motor 15 drives the driving gear 14 to rotate, the rotation of the driving gear 14 drives the annular tooth groove 13 to rotate, the rotation of the annular tooth groove 13 drives the threaded knob 5 to rotate, so that the rotation operation of the threaded knob 5 is more convenient.

[0028] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A river flow detecting device characterized by comprising: The utility model provides a detection device, including detection device body (1) and screw rod (2), the top of detection device is provided with fixed cylinder (3), fixed cylinder (3) is rotatably connected in the surface of screw rod (2) through first bearing, the surface of screw rod (2) is provided with guide assembly (4) at the position close to fixed cylinder (3), the surface of screw rod (2) is threadedly sleeved with screw knob (5) at the position away from detection device body (1), the side of screw knob (5) is rotatably connected with connecting seat (6) through second bearing, the side close to detection device body (1) of connecting seat (6) is fixed with fixed plate (7), fixed plate (7) is provided with floating seat (8), floating seat (8) and fixed plate (7) are movably sleeved in the surface of screw rod (2) and guide assembly (4), the top of guide assembly (4) is fixed with the top of screw rod (2), and the top of guide assembly (4) is provided with hanging rope (9).

2. The river flow detection device according to claim 1, wherein The one end of the detection device body (1) is designed as a tapered head, the bottom of the detection device body (1) is provided with a bottom flow guide plate (10), and the two side surfaces of the detection device body (1) are provided with side flow guide plates (11). One end of the side flow guide plate (11) and the bottom flow guide plate (10) faces the end of the detection device body (1) with the tapered head.

3. The river flow detection device according to claim 2, wherein The fixed plate (7) is provided with a driving assembly (12) engaged with the screw knob (5).

4. The river flow detection device according to claim 3, wherein The driving assembly (12) includes an annular tooth groove (13), a driving gear (14), and a driving motor (15). The annular tooth groove (13) is formed on the side surface of the screw knob (5). The driving motor (15) is fixed on the fixed plate (7). The driving gear (14) is fixedly sleeved on the output shaft of the driving motor (15) and is engaged with the annular tooth groove (13).

5. The river flow detection device according to claim 1, wherein The guide assembly (4) includes a bottom mounting plate (16), a top mounting plate (17), and a guide rod (18). The bottom mounting plate (16) is fixed on the surface of the screw rod (2) close to the fixed cylinder (3). The top mounting plate (17) is fixed on the end of the screw rod (2) away from the detection device body (1). The two ends of the guide rod (18) are fixed with the bottom mounting plate (16) and the top mounting plate (17), respectively. The guide rod (18) is parallel to the screw rod (2). The fixed plate (7) is movably sleeved on the surface of the guide rod (18) through a guide hole (19) formed in the fixed plate (7).

6. The river flow detection device according to claim 1, wherein The top of the floating seat (8) is provided with a positioning assembly (20) for stabilizing the screw rod (2).

7. The river flow detection device according to claim 6, wherein The positioning assembly (20) includes positioning rods (21) and positioning cylinders (22). The four positioning rods (21) are arranged in a ring array with the center axis of the floating seat (8) as the array center. The positioning cylinder (22) is fixed on the other end of the positioning rod (21) and is movably sleeved on the surface of the screw rod (2).

Images