Water quality collecting and detecting device

Abstract

The utility model discloses a water quality collection and detection device, and relates to the technical field of water quality collection and detection. The water quality collecting and detecting device comprises a working support, the top of the working support is connected with a winding assembly, the winding assembly is connected with a collecting cylinder, a positioning hole is formed in the top of the working support, a motor boss is arranged on the left side of the top of the working support, and a supporting ring is arranged in the middle of the working support. Through the compression design of the collection cavity, the collection cavity can be unfolded only when the collection cylinder is pulled to be subjected to resistance, a water sample at the bottom is collected through the one-way valve, and the water sample at the corresponding depth is directly collected, so that the situation that a detection result is wrong due to mixing of water samples at different depths during water sample collection is avoided; meanwhile, through the cooperation between the resistance increasing plate and the elastic rope, the collecting cylinder rapidly sinks without resistance in the sinking process and bears resistance in the rising process, and acting force is provided for unfolding of the compression spring collecting cavity.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality collection detection technical field, concretely is a water quality collection detection device. BACKGROUND

[0002] Water quality detection is very key to water ecological environment protection, water pollution control and maintenance water environment management health, water is very important and active element in geographical environment and social environment, biological growth must take in water, transport, landscape, industrial production etc.

[0003] In the water quality detection process, the detection sample needs to be checked, the required water sample is collected from the specified depth of the specified water body, and then the water sample is detected to obtain the corresponding combined content, and the water quality collection generally uses a sampling cylinder at present, the both ends of the sampling barrel are provided with openings similar to one-way valves, the sampling cylinder is put into water, the sinking speed of the sampling cylinder is controlled by a rope, the sampling cylinder is directly filled after entering the water. And with the sinking process, the internal water sample is updated in order, so that the water sample of the corresponding depth is taken, but there will be water sample not belonging to the corresponding depth in the sampling cylinder in the actual process, which will cause the measurement result error, and improvement is needed, and in view of this, the water quality collection detection device is provided. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the defects of the prior art, the utility model provides a water quality collection detection device, which solves the problems that the both ends of the sampling barrel are provided with openings similar to one-way valves, the sampling cylinder is put into water, the sinking speed of the sampling cylinder is controlled by a rope, the sampling cylinder is directly filled after entering the water. And with the sinking process, the internal water sample is updated in order, so that the water sample of the corresponding depth is taken, but there will be water sample not belonging to the corresponding depth in the sampling cylinder in the actual process, which will cause the measurement result error.

[0006] (II) technical scheme

[0007] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A water quality collection detection device, comprising a working support, the top of the working support is connected with a winding assembly, the winding assembly is connected with a collection cylinder, the top of the working support is provided with a positioning hole, the left side of the top of the working support is provided with a motor boss, and the middle part of the working support is provided with a supporting ring.

[0009] Preferably, the winding assembly comprises a driving motor, a winding wheel, a rope, a driving shaft, the top surface of the motor boss at the top of the working support is provided with the driving motor, the output end of the driving motor is provided with the driving shaft, the outer side of the driving shaft is provided with the winding wheel, the outer side of the winding wheel is provided with the rope, the working support and the driving motor, the driving motor and the driving shaft, the driving shaft and the winding wheel, the winding wheel and the rope are fixedly connected, the outer side of the positioning hole is connected with the driving shaft, and the working support and the driving shaft are rotationally connected.

[0010] Preferably, the outer side of the collecting barrel is connected with a resistance increasing assembly, and the inner side of the collecting barrel is provided with a collecting assembly.

[0011] Preferably, the resistance increasing assembly comprises an elastic rope, a resistance increasing plate and a mounting ring, the outer side of the collecting barrel is provided with the mounting ring, the collecting barrel and the mounting ring are fixedly connected, the top surface of the mounting ring is connected with the resistance increasing plate, the mounting ring and the resistance increasing plate are rotationally connected, one end of the elastic rope is arranged on the inner side of the resistance increasing plate, the other end of the elastic rope is arranged on the outer side of the collecting barrel, and the elastic rope and the resistance increasing plate and the collecting barrel are fixedly connected.

[0012] Preferably, the collecting assembly comprises a lower barrel cover, a sealing ring, a one-way valve, a piston, a spring and a fixing ring, the inner side of the collecting barrel is provided with the fixing ring, the bottom surface of the fixing ring is provided with the spring, the bottom end of the spring is provided with the piston, the bottom end outer side of the piston is provided with the sealing ring, the bottom surface of the piston and the sealing ring is connected with the lower barrel cover, the bottom outer side of the collecting barrel is connected with the lower barrel cover, the collecting barrel and the fixing ring, the fixing ring and the spring, and the spring and the piston are fixedly connected, the piston and the sealing ring and the lower barrel cover are slidingly connected, the collecting barrel and the lower barrel cover are threadedly connected, the outer side of the sealing ring and the inner wall of the collecting barrel are slidingly connected, the middle part of the lower barrel cover is provided with a connecting hole, the connecting hole is internally provided with the one-way valve, the lower barrel cover and the one-way valve are fixedly connected, and the inside of the fixing ring is provided with a through internal communication hole.

[0013] Preferably, the top inner side of the collecting barrel is provided with an upper barrel cover, the middle part of the upper barrel cover is provided with a through internal communication hole, the rope passes through the through internal communication holes of the upper barrel cover and the fixing ring, the bottom end of the rope is provided with the piston, and the rope and the piston are fixedly connected.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses through the compression design to the collection cavity, only when the collection cylinder is pulled and receives resistance, the collection cavity can be unfolded, the water sample is collected to the bottom through the check valve, the water sample of corresponding depth is directly collected, avoids the detection result error caused by the water sample mixing of different depth when collecting the water sample, and simultaneously through the cooperation between the resistance increasing plate and the elastic rope, the collection cylinder is sunk without resistance in the sinking process, and the resistance is received when ascending, and the unfolding of compression spring collection cavity is provided with the force. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is whole structure schematic diagram of the utility model;

[0018] Figure 2 It is whole structure split schematic diagram of the utility model;

[0019] Figure 3 It is collection cylinder cross section schematic diagram of partial structure of the utility model;

[0020] Figure 4 It is collection cylinder bottom cross section schematic diagram of partial structure of the utility model.

[0021] In the drawing: 1, working support;2, drive motor;3, winding wheel;4, rope;5, upper cylinder cover;6, collection cylinder;7, elastic rope;8, resistance increasing plate;9, mounting ring;10, lower cylinder cover;11, sealing ring;12, check valve;13, piston;14, spring;15, fixed ring;16, drive shaft;17, positioning hole;18, support ring. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides a technical scheme;

[0024] A water quality collection and detection device, including working support 1, the top of working support 1 is connected with winding assembly, winding assembly connects collection cylinder, the top of working support 1 is set with positioning hole 17, the left side of the top of working support 1 is equipped with motor boss, and the middle part of working support 1 is equipped with support ring 18.

[0025] The winding assembly comprises a driving motor 2, a winding wheel 3, a rope 4, a driving shaft 16, the top surface of the motor boss of the working support 1 is provided with the driving motor 2, the output end of the driving motor 2 is provided with the driving shaft 16, the outer side of the driving shaft 16 is provided with the winding wheel 3, the outer side of the winding wheel 3 is provided with the rope 4, the working support 1 and the driving motor 2, the driving motor 2 and the driving shaft 16, the driving shaft 16 and the winding wheel 3, the winding wheel 3 and the rope 4 are fixedly connected, the outer side of the positioning hole 17 is connected with the driving shaft 16, the working support 1 and the driving shaft 16 are rotationally connected, the rope 4 is wound by the driving motor 2 and the winding wheel 3 to complete the action of water release and pulling out of the collecting cylinder.

[0026] The outer side of the collecting cylinder 6 is connected with the resistance increasing assembly, and the inner side of the collecting cylinder 6 is provided with the collecting assembly.

[0027] The resistance increasing assembly comprises an elastic rope 7, a resistance increasing plate 8 and a mounting ring 9, the outer side of the collecting cylinder 6 is provided with the mounting ring 9, the collecting cylinder 6 and the mounting ring 9 are fixedly connected, the top surface of the mounting ring 9 is connected with the resistance increasing plate 8, the mounting ring 9 and the resistance increasing plate 8 are rotationally connected, one end of the elastic rope 7 is arranged at the inner side of the resistance increasing plate 8, the other end of the elastic rope 7 is arranged at the outer side of the collecting cylinder 6, the elastic rope 7 and the resistance increasing plate 8 and the collecting cylinder 6 are fixedly connected, and the resistance increasing assembly makes the collecting cylinder 6 receive downward resistance when being pulled out.

[0028] The collecting assembly comprises a lower cylinder cover 10, a sealing ring 11, a one-way valve 12, a piston 13, a spring 14 and a fixing ring 15, the inner side of the collecting cylinder 6 is provided with the fixing ring 15, the bottom surface of the fixing ring 15 is provided with the spring 14, the bottom end of the spring 14 is provided with the piston 13, the bottom end outer side of the piston 13 is provided with the sealing ring 11, the bottom surface of the piston 13 and the sealing ring 11 is connected with the lower cylinder cover 10, the bottom outer side of the collecting cylinder 6 is connected with the lower cylinder cover 10, the collecting cylinder 6, the fixing ring 15, the spring 14 and the piston 13 are fixedly connected, the piston 13, the sealing ring 11 and the lower cylinder cover 10 are slidingly connected, the collecting cylinder 6 and the lower cylinder cover 10 are threadedly connected, the outer side of the sealing ring 11 and the inner wall of the collecting cylinder 6 are slidingly connected, the middle part of the lower cylinder cover 10 is provided with a connecting hole, the connecting hole is provided with the one-way valve 12, the lower cylinder cover 10 and the one-way valve 12 are fixedly connected, the inside of the fixing ring 15 is provided with a through internal connecting hole, the collecting cylinder 6 receives resistance and the rope pulls the piston 13 to complete the separation between the piston 13 and the lower cylinder cover 10, and water sample collection is completed.

[0029] The top inner side of the collecting cylinder 6 is provided with the upper cylinder cover 5, the middle part of the upper cylinder cover 5 is provided with a connecting hole, the rope 4 passes through the connecting holes of the upper cylinder cover 5 and the fixing ring 15, the bottom end of the rope 4 is provided with the piston 13, and the rope 4 and the piston 13 are fixedly connected.

[0030] Working principle: when the utility model needs to carry out water quality collection detection, start drive motor 2 and drive winding wheel 3, under the action between winding wheel 3 and rope 4, put down collection cylinder 6 in water, reach corresponding depth, start drive motor 2 and drive winding wheel 3, pull collection cylinder 6 upwards, under the action of water flow, expansion resistance plate 8 expands and increases resistance, the lower end of rope 4 is connected with piston 13, rope 4 pulls piston 13, under the resistance action of resistance plate 8 outside collection cylinder 6, make piston 13 compress spring 14, make piston 13 separate from lower cylinder cover 10, water sample enters the inside of collection cylinder 6 through check valve 12, complete the water sample collection detection of required depth.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A water quality collection and detection device, comprising a working support (1), characterized in that: The top of the working support (1) is connected with a winding assembly, the winding assembly is connected with a collecting cylinder (6), the top of the working support (1) is provided with a positioning hole (17), the left side of the top of the working support (1) is provided with a motor boss, the middle part of the working support (1) is provided with a supporting ring (18); The outer side of the collecting cylinder (6) is connected with a resistance increasing assembly, the inner side of the collecting cylinder (6) is provided with a collecting assembly; The resistance increasing assembly comprises an elastic rope (7), a resistance increasing plate (8) and a mounting ring (9), the outer side of the collecting cylinder (6) is provided with the mounting ring (9), the collecting cylinder (6) and the mounting ring (9) are fixedly connected, the top surface of the mounting ring (9) is connected with the resistance increasing plate (8), the mounting ring (9) and the resistance increasing plate (8) are rotatably connected, one end of the elastic rope (7) is arranged on the inner side of the resistance increasing plate (8), the other end of the elastic rope (7) is arranged on the outer side of the collecting cylinder (6), the elastic rope (7) and the resistance increasing plate (8) are fixedly connected, and the elastic rope (7) and the collecting cylinder (6) are fixedly connected; The collecting assembly comprises a lower cylinder cover (10), a sealing ring (11), a one-way valve (12), a piston (13), a spring (14) and a fixed ring (15), the inner side of the collecting cylinder (6) is provided with the fixed ring (15), the bottom surface of the fixed ring (15) is provided with the spring (14), the bottom end of the spring (14) is provided with the piston (13), the bottom end outer side of the piston (13) is provided with the sealing ring (11), the piston (13) and the bottom surface of the sealing ring (11) are connected with the lower cylinder cover (10), the bottom outer side of the collecting cylinder (6) is connected with the lower cylinder cover (10), the collecting cylinder (6) and the fixed ring (15) are fixedly connected, the fixed ring (15) and the spring (14) are fixedly connected, the spring (14) and the piston (13) are fixedly connected, the piston (13) and the sealing ring (11) and the lower cylinder cover (10) are slidably connected, the collecting cylinder (6) and the lower cylinder cover (10) are threadedly connected, the outer side of the sealing ring (11) and the inner wall of the collecting cylinder (6) are slidably connected, the middle part of the lower cylinder cover (10) is provided with a connecting hole, the connecting hole is internally provided with the one-way valve (12), the lower cylinder cover (10) and the one-way valve (12) are fixedly connected, and the inside of the fixed ring (15) is provided with a through internal communication hole.

2. The water quality collecting and detecting device according to claim 1, characterized in that: The winding assembly comprises a driving motor (2), a winding wheel (3), a rope (4) and a driving shaft (16), the top surface of the motor boss of the top of the working support (1) is provided with the driving motor (2), the output end of the driving motor (2) is provided with the driving shaft (16), the outer side of the driving shaft (16) is provided with the winding wheel (3), the outer side of the winding wheel (3) is provided with the rope (4), the working support (1) and the driving motor (2) are fixedly connected, the driving motor (2) and the driving shaft (16) are fixedly connected, the driving shaft (16) and the winding wheel (3) are fixedly connected, the winding wheel (3) and the rope (4) are fixedly connected, the outer side of the positioning hole (17) is connected with the driving shaft (16), and the working support (1) and the driving shaft (16) are rotatably connected.

3. The water quality collecting and detecting device according to claim 2, characterized in that: The top inner side of the collecting cylinder (6) is provided with an upper cylinder cover (5), the middle part of the upper cylinder cover (5) is provided with a through hole, the rope (4) passes through the through hole of the upper cylinder cover (5) and the fixed ring (15), and the bottom end of the rope (4) is provided with a piston (13).

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