Water flow velocity detector

Abstract

The utility model discloses a water flow velocity detector, and relates to the technical field of water conservancy projects. The device comprises a detection mechanism and a mounting rack. By changing the position of the fastener on the circumferential surface of the fixing column, the depth of the fixing column below the fixing frame can be changed, so that the use height of the fixing seat can be changed, the use heights of the fixing plate, the detector and the flow velocity sensor can be changed, and the purpose of detecting the flow velocity of water flow at different depths can be achieved; when the distance between the fixed frame and the fixed seat is changed, the included angle between the two ends of the connecting plate and the fixed frame and the included angle between the two ends of the connecting plate and the movable seat are changed under the action of the connecting shaft, and the movable seat can move on the circumferential surface of the limiting shaft, so that the fixed seat can be prevented from falling off, and the limiting plate can move on the side wall of the mounting frame in the vertical direction; therefore, the use stability of the detector and the flow velocity sensor can be further ensured, and the actual detection accuracy is prevented from being influenced by water flow impact.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy engineering, in particular to a water flow velocity detector. Background Art

[0002] Water conservancy engineering mainly studies the basic knowledge and skills in engineering hydrology, water conservancy engineering surveying, water conservancy reinforced concrete, hydraulic structures, engineering drawings, etc., and conducts engineering planning and design, on-site construction, engineering budgeting, and maintenance and repair of water conservancy equipment in the field of water conservancy engineering. For example: building different types of hydraulic structures such as dams, dikes, spillways, sluices, channels, ferries, rafts, fishways, etc.

[0003] Technical personnel engaged in water conservancy engineering work have found in actual work that the flow velocity detector cannot adjust itself according to the height of the riverbed during use, resulting in the flow velocity detector only being installed and tested on the riverbed at a specified height, reducing the practicality of the flow velocity detector. For this reason, we propose a water flow velocity detector. Utility Model Content

[0004] The purpose of the utility model is to solve the problems mentioned in the above background technology. The utility model provides a water flow velocity detector.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A water flow velocity detector comprises a detection mechanism, wherein the detection mechanism comprises a fixing frame, a fixing column is installed inside the fixing frame, a fixing seat is installed on the lower end surface of the fixing column, two symmetrically arranged fixing plates are installed on the lower end surface of the fixing seat, a detector is detachably installed below the fixing plate, three flow velocity sensors are evenly installed on the lower end surface of the detector along its length direction, fasteners are movably installed on the circumferential surface of the fixing column, limiting plates are installed on both sides of the fixing seat, and a mounting frame is detachably installed on the outer side of the detection mechanism.

[0007] Furthermore, the circumferential surface of the fixing column is provided with an external thread, the interior of the fastener is provided with a threaded hole, and the fixing column is connected to the fastener through threads.

[0008] Furthermore, the lower end of the fixing frame is movably connected to a connecting plate via a connecting shaft, and the lower end of the connecting plate is movably connected to a moving seat via a connecting shaft.

[0009] Furthermore, the movable seats are connected via a limiting shaft.

[0010] Furthermore, both the lower end of the fixing frame and the upper end of the movable seat are provided with empty slots, and the two ends of the connecting plate are installed in the empty slots.

[0011] Furthermore, a limiting groove is provided on the inner side wall of the mounting frame, and the limiting plate is movably connected to the mounting frame through the limiting groove.

[0012] Furthermore, a positioning block is installed on the upper end surface of the mounting frame, a positioning groove is provided inside the fixing frame, and the positioning block is installed in the positioning groove.

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

[0014] The utility model can change the depth of the fixing column under the fixing frame by changing the position of the fastener on the circumferential surface of the fixing column, thereby changing the use height of the fixing seat, and further changing the use height of the fixing plate, the detector and the flow rate sensor, that is, it can achieve the purpose of detecting water flow velocities at different depths. The data detected by the flow rate sensor is uploaded to the inside of the detector and sent to the terminal device by it, that is, the purpose of collecting water flow velocity can be achieved. When the spacing between the fixing frame and the fixing seat changes, the angles between the two ends of the connecting plate and the fixing frame and the movable seat will change under the action of the connecting shaft, and the movable seat will move on the circumferential surface of the limiting shaft, that is, it can prevent the fixing seat from falling off, and the limiting plate will move in the vertical direction on the side wall of the mounting frame, thereby further ensuring the use stability of the detector and the flow rate sensor, and preventing the impact of water flow from affecting the actual detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0016] Figure 2 It is a front cross-sectional view of the utility model;

[0017] Figure 3 It is a three-dimensional schematic diagram of the detection mechanism in the utility model;

[0018] Figure 4 It is a three-dimensional schematic diagram of the mounting frame in the utility model.

[0019] Figure numerals: 1. Detection mechanism; 101. Fixed frame; 102. Fixed column; 103. Fixed seat; 104. Fixed plate; 105. Detector; 106. Flow rate sensor; 107. Fastener; 108. Connecting shaft; 109. Connecting plate; 110. Moving seat; 111. Limiting shaft; 112. Limiting plate; 2. Mounting frame. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0021] See also Figure 1 - Figure 4 The utility model provides a water flow velocity detector, including a detection mechanism 1, the detection mechanism 1 includes a fixing frame 101, a fixing column 102 is installed inside the fixing frame 101, a fixing seat 103 is installed on the lower end surface of the fixing column 102, two symmetrically arranged fixing plates 104 are installed on the lower end surface of the fixing seat 103, a detector 105 is detachably installed below the fixing plate 104, three flow velocity sensors 106 are evenly installed on the lower end surface of the detector 105 along its length direction, a fastener 107 is movably installed on the circumferential surface of the fixing column 102, limiting plates 112 are installed on both sides of the fixing seat 103, and a mounting frame 2 is detachably installed on the outer side of the detection mechanism 1.

[0022] The fixing frame 101 can ensure the installation stability of the fixing column 102, the fixing column 102 can ensure the installation stability of the fixing seat 103, the fixing seat 103 can ensure the installation stability of the fixing plate 104, the fixing plate 104 can ensure the installation stability of the detector 105, the detector 105 can ensure the installation stability of the flow rate sensor 106, the fixing column 102 can be ensured by the fastener 107, the fixing seat 103 can ensure the installation stability of the limit plate 112, and the movement stability of the limit plate 112 can be ensured by the mounting frame 2. By changing the position of the fastener 107 on the circumferential surface of the fixing column 102, the depth of the fixing column 102 under the fixing frame 101 can be changed, thereby changing the use of the fixing seat 103. The height can change the use height of the fixing plate 104, the detector 105 and the flow rate sensor 106, that is, it can realize the purpose of detecting the water flow velocity at different depths. The data detected by the flow rate sensor 106 is uploaded to the inside of the detector 105, and sent to the terminal device by it, that is, it can achieve the purpose of collecting the water flow velocity. When the distance between the fixing frame 101 and the fixing seat 103 changes, under the action of the connecting shaft 108, the angles between the two ends of the connecting plate 109 and the fixing frame 101 and the movable seat 110 will change, and the movable seat 110 will move on the circumferential surface of the limiting shaft 111, that is, it can prevent the fixing seat 103 from falling off, and the limiting plate 112 will move in the vertical direction on the side wall of the mounting frame 2, so as to further ensure the use stability of the detector 105 and the flow rate sensor 106, and prevent the impact of water flow from affecting the actual detection accuracy.

[0023] In this embodiment, preferably, the circumferential surface of the fixing column 102 is provided with an external thread, the interior of the fastener 107 is provided with a threaded hole, and the fixing column 102 and the fastener 107 are connected by threads; the position of the fastener 107 on the circumferential surface of the fixing column 102 can be changed through the threaded connection.

[0024] In this embodiment, preferably, the lower end of the fixed frame 101 is movably connected to the connecting plate 109 via the connecting shaft 108, and the lower end of the connecting plate 109 is movably connected to the movable seat 110 via the connecting shaft 108; under the action of the connecting shaft 108, the connection stability between the connecting plate 109 and the fixed frame 101 and the movable seat 110 can be ensured, and the purpose of angle adjustment can be achieved.

[0025] In this embodiment, preferably, the movable seats 110 are connected to each other via a limiting shaft 111 ; under the action of the limiting shaft 111 , both the connection stability and the movement stability of the movable seat 110 can be ensured.

[0026] In this embodiment, preferably, both the lower end of the fixing frame 101 and the upper end of the movable seat 110 are provided with empty slots, and both ends of the connecting plate 109 are installed in the empty slots; the installation stability of both ends of the connecting plate 109 can be ensured by the action of the empty slots.

[0027] In this embodiment, preferably, a limiting groove is provided on the inner side wall of the mounting frame 2, and the limiting plate 112 is movably connected to the mounting frame 2 through the limiting groove; the installation stability of the limiting plate 112 can be ensured under the action of the limiting groove.

[0028] In this embodiment, preferably, a positioning block is installed on the upper end surface of the mounting frame 2, a positioning groove is opened inside the fixing frame 101, and the positioning block is installed in the positioning groove; the installation stability of the positioning block can be guaranteed under the action of the positioning groove, and the installation stability of the fixing frame 101 can be guaranteed under the cooperation of the positioning block and the positioning groove.

[0029] The working principle and use process of the utility model: when the device is used, the installation stability of the fixing column 102 can be guaranteed under the action of the fixing frame 101, the installation stability of the fixing seat 103 can be guaranteed under the action of the fixing seat 103, the installation stability of the fixing plate 104 can be guaranteed under the action of the fixing plate 104, the installation stability of the detector 105 can be guaranteed under the action of the detector 105, the installation stability of the flow rate sensor 106 can be guaranteed under the action of the detector 105, the installation stability of the fixing column 102 can be guaranteed under the action of the fastener 107, the installation stability of the limit plate 112 can be guaranteed under the action of the fixing seat 103, and the movement stability of the limit plate 112 can be guaranteed under the action of the mounting frame 2. By changing the position of the fastener 107 on the circumferential surface of the fixing column 102, the depth of the fixing column 102 under the fixing frame 101 can be changed, so that By changing the use height of the fixing seat 103, the use height of the fixing plate 104, the detector 105 and the flow rate sensor 106 can be changed, that is, the purpose of detecting water flow velocities at different depths can be achieved. The data detected by the flow rate sensor 106 is uploaded to the inside of the detector 105 and sent to the terminal device by it, that is, the purpose of collecting water flow velocity can be achieved. When the distance between the fixing frame 101 and the fixing seat 103 changes, the angles between the two ends of the connecting plate 109 and the fixing frame 101 and the movable seat 110 will change under the action of the connecting shaft 108, and the movable seat 110 will move on the circumferential surface of the limiting shaft 111, that is, it can prevent the fixing seat 103 from falling off, and the limiting plate 112 will move in the vertical direction on the side wall of the mounting frame 2, thereby further ensuring the use stability of the detector 105 and the flow rate sensor 106, and preventing the impact of water flow from affecting the actual detection accuracy.

[0030] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A water flow velocity detector, characterized in that: The detection mechanism (1) comprises a fixing frame (101), a fixing column (102) is installed inside the fixing frame (101), a fixing seat (103) is installed on the lower end surface of the fixing column (102), two symmetrically arranged fixing plates (104) are installed on the lower end surface of the fixing seat (103), a detection instrument (105) is detachably installed below the fixing plate (104), three flow rate sensors (106) are evenly installed on the lower end surface of the detection instrument (105) along its length direction, a fastener (107) is movably installed on the circumferential surface of the fixing column (102), limiting plates (112) are installed on both sides of the fixing seat (103), and a mounting frame (2) is detachably installed on the outer side of the detection mechanism (1).

2. A water flow velocity detector according to claim 1, characterized in that: The circumferential surface of the fixing column (102) is provided with an external thread, the interior of the fastener (107) is provided with a threaded hole, and the fixing column (102) and the fastener (107) are connected via threads.

3. A water flow velocity detector according to claim 1, characterized in that: The lower end of the fixed frame (101) is movably connected to a connecting plate (109) via a connecting shaft (108), and the lower end of the connecting plate (109) is movably connected to a moving seat (110) via a connecting shaft (108).

4. A water flow velocity detector according to claim 3, characterized in that: The movable seats (110) are connected to each other via a limiting shaft (111).

5. A water flow velocity detector according to claim 3, characterized in that: The lower end of the fixed frame (101) and the upper end of the movable seat (110) are both provided with empty slots, and the two ends of the connecting plate (109) are installed in the empty slots.

6. A water flow velocity detector according to claim 1, characterized in that: The inner side wall of the mounting frame (2) is provided with a limiting groove, and the limiting plate (112) is movably connected to the mounting frame (2) via the limiting groove.

7. A water flow velocity detector according to claim 1, characterized in that: A positioning block is installed on the upper end surface of the mounting frame (2), and a positioning groove is provided inside the fixing frame (101), in which the positioning block is installed.

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