CN112326357A - A sampling device for river water quality monitoring - Google Patents

A sampling device for river water quality monitoring Download PDF

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Publication number
CN112326357A
CN112326357A CN202011263767.5A CN202011263767A CN112326357A CN 112326357 A CN112326357 A CN 112326357A CN 202011263767 A CN202011263767 A CN 202011263767A CN 112326357 A CN112326357 A CN 112326357A
Authority
CN
China
Prior art keywords
cavity
power
fixed
air pump
water inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011263767.5A
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Chinese (zh)
Inventor
周国琼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuzhou Xiaweiyi Electronic Technology Co ltd
Original Assignee
Fuzhou Xiaweiyi Electronic Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuzhou Xiaweiyi Electronic Technology Co ltd filed Critical Fuzhou Xiaweiyi Electronic Technology Co ltd
Priority to CN202011263767.5A priority Critical patent/CN112326357A/en
Publication of CN112326357A publication Critical patent/CN112326357A/en
Withdrawn legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • G01N2001/1418Depression, aspiration

Abstract

The invention discloses a sampling device for river water quality monitoring, which comprises a frame body, wherein a lifting cavity with a right opening is arranged in the frame body, a lifting power cavity is arranged below the lifting cavity, a lifting power motor is fixedly arranged on the lower end wall of the lifting power cavity, a lifting power shaft which extends upwards and is rotatably connected with the upper end wall of the lifting cavity is in power connection with the lifting power motor, a fixed driving bevel gear is fixedly arranged on the lifting power shaft, and ratchet cavities are symmetrically arranged on the left side and the right side of the lifting power cavity. Thereby obtaining a water pollution situation.

Description

A sampling device for river water quality monitoring
Technical Field
The invention relates to the field of water quality monitoring, in particular to a sampling device for river water quality monitoring.
Background
The water quality monitoring is a process for monitoring and determining the types of pollutants in a water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition, when the water quality of a river is monitored, only the water quality on the surface layer cannot be taken for detection, the water with different underwater depths also needs to be sampled, the water with different underwater depths needs to be sampled periodically in the middle of the river in certain water areas, a device can be placed in the middle to sample the water with different underwater depths periodically, the problem that the water is washed away by water flow is also avoided, and the water cannot be mixed with the water on the upper layer when the water is taken from the deep position.
Disclosure of Invention
In order to solve the problems, the sampling device for river water quality monitoring is designed, and comprises a frame body, wherein a lifting cavity with a rightward opening is arranged in the frame body, a lifting power cavity is arranged below the lifting cavity, a lifting power motor is fixedly arranged on the lower end wall of the lifting power cavity, a lifting power shaft which extends upwards and is rotatably connected with the upper end wall of the lifting cavity is in power connection with the lifting power motor, a fixed driving bevel gear is fixedly arranged on the lifting power shaft, ratchet cavities are symmetrically arranged on the left side and the right side of the lifting power cavity, a fixed cavity with a downward opening is arranged on one side of the ratchet cavity, which is far away from the lifting power cavity, a fixed input shaft is rotatably arranged on the upper end wall of the fixed cavity, and a fixed input shaft is rotatably arranged on one end wall of the lifting power cavity, which is far away from the lifting power motor, a fixed driven bevel gear meshed with the fixed driving bevel gear is fixedly arranged at one end of the fixed input shaft close to the lifting power motor, one end of the fixed input shaft far away from the lifting power motor extends to the ratchet cavity and is fixedly provided with a ratchet wheel, a fixed output shaft extending to the fixed cavity is fixedly arranged at one side of the ratchet wheel far away from the lifting power motor, the fixed input bevel gear is fixedly arranged at one end of the fixed cavity, the lifting power shaft is in threaded connection with a lifting plate in sliding connection with the left end wall of the lifting cavity, a sampling box is fixedly arranged on the upper end surface of the lifting plate, a water storage tank is fixedly arranged in the sampling box, a water storage cavity is arranged in the water storage tank, a sliding plate is arranged between the upper end wall and the lower end wall of the water storage cavity in a sliding manner, and the right side of the water storage cavity, the utility model discloses a water storage device, including inlet tube, storage water tank, air pump belt chamber, air pump, air inlet pipe, inlet tube, storage water tank, air pump, air.
Preferably, the fixing device further comprises a fixed output bevel gear which is fixedly arranged on the fixed rotating shaft and meshed with the fixed input bevel gear, a section of the fixed rotating shaft below the fixed output bevel gear is fixedly provided with a threaded section, the threaded section is in threaded connection with a fixed lower pressing plate which is in sliding connection with the left end wall and the right end wall of the fixed cavity, a fixed drill bit is rotatably arranged below the fixed lower pressing plate, an annular cavity is arranged in the fixed drill bit, a spline cavity is communicated below the annular cavity, and a spline block which is in spline connection with the inner wall of the spline cavity is fixedly arranged at the lower end of the fixed rotating shaft.
Preferably, the water inlet device comprises slide groove cavities which are symmetrically arranged on the upper side and the lower side of the water inlet pipe and have openings facing the right, a slide rod is arranged between the upper end wall and the lower end wall of the slide groove cavity in a sliding mode, a water inlet cover is fixedly arranged at the right end of the slide rod, a water inlet belt cavity is arranged on the left side of the slide groove cavity below, a screw rod sliding cavity is arranged on the left side of the water inlet belt cavity, a water inlet control screw rod which is in sliding connection with the inner wall of the screw rod sliding cavity is fixedly arranged at the left end of the slide rod below, a threaded sleeve which is in rotating connection with the right end wall of the water inlet belt cavity is in threaded connection with the water inlet control screw rod, a water inlet output belt pulley is fixedly arranged at the left end of the threaded sleeve, a transmission shaft is arranged on the right end wall of the water inlet belt cavity, a water inlet, the transmission shaft left end extend to with the power belt chamber left end wall of intaking rotates to be connected, the fixed driven pulley that intakes that is provided with on the transmission shaft.
Preferably, the power device comprises a power motor which is connected with the upper end wall of the motor sliding cavity in a sliding manner, an electromagnet is fixedly arranged between the right end face of the power motor and the right end wall of the motor sliding cavity, a water inlet power shaft which extends rightwards to be connected with the right end of the water inlet power belt cavity in a rotating manner is arranged on the right end wall of the motor sliding cavity in a rotating manner, the left end of the water inlet power shaft can be in power connection with the power motor, a water inlet power belt pulley is fixedly arranged on the water inlet power shaft, a water inlet power belt is wound between the water inlet power belt pulley and the water inlet driven belt pulley, a motor spring is fixedly arranged between the left end of the power motor and the left end wall of the motor sliding cavity, and an air pump power shaft which extends to the motor sliding cavity and can be in power connection with the power motor is arranged on the left, an air pump power belt pulley is fixedly arranged on the air pump power shaft.
But preferably, air inlet unit including rotate set up in air pump belt chamber left end wall upside and right extend to with slide chamber right end wall rotates to be connected, on the air feed screw rod threaded connection have with slide chamber upper and lower end wall sliding connection's the slider that admits air, admit air screw rod below parallel arrangement with air pump belt chamber left end wall rotates the air pump axle of connecting, the fixed air pump belt pulley that is provided with on the air pump axle, the air feed belt pulley air pump belt pulley with around jointly having the air pump belt between the air pump power pulley, air pump axle right-hand member with air pump power is connected.
The invention has the beneficial effects that: the invention can be placed in a river, the bottom of the invention can be fixed with the bottom of the river to prevent the water from being washed away, the water taking device can be controlled by the motor to lift when taking water, water quality at different depths in the river can be taken for detection, the water quality at a certain depth in the river can be accurately taken after the water taking device is lifted in a sealing way, the water quality can be conveniently and pertinently detected and analyzed, and thus the water pollution condition can be obtained.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
Fig. 4 is an enlarged schematic view of C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a sampling device for river water quality monitoring, which comprises a frame body 11, wherein a lifting cavity 77 with an opening facing right is arranged in the frame body 11, a lifting power cavity 31 is arranged below the lifting cavity 77, a lifting power motor 33 is fixedly arranged on the lower end wall of the lifting power cavity 31, a lifting power shaft 12 which extends upwards and is rotatably connected with the upper end wall of the lifting cavity 77 is in power connection with the lifting power motor 33, a fixed driving bevel gear 32 is fixedly arranged on the lifting power shaft 12, ratchet cavities 37 are symmetrically arranged on the left side and the right side of the lifting power cavity 31, a fixed cavity 69 with an opening facing downwards is arranged on one side of the ratchet cavity 37 away from the lifting power cavity 31, a fixing device is arranged in the fixed cavity 69 and comprises a fixed rotating shaft 67 which is rotatably arranged on the upper end wall of the fixed cavity 69, and a fixed input shaft 35 is rotatably arranged on one end wall of the lifting power cavity 31 away from the lifting power motor 33, a fixed driven bevel gear 34 engaged with the fixed driving bevel gear 32 is fixedly arranged at one end of the fixed input shaft 35 close to the lifting power motor 33, one end of the fixed input shaft 35 far away from the lifting power motor 33 extends to the ratchet cavity 37 and is fixedly provided with a ratchet 36, one surface of the ratchet 36 far away from the lifting power motor 33 is fixedly provided with a fixed output shaft 65 extending to the fixed cavity 69, one end of the fixed output shaft 65 positioned in the fixed cavity 69 is fixedly provided with a fixed input bevel gear 66, the lifting power shaft 12 is in threaded connection with a lifting plate 38 in sliding connection with the left end wall of the lifting cavity 77, the upper end surface of the lifting plate 38 is fixedly provided with a sampling box 21, a water storage tank 23 is fixedly arranged in the sampling box 21, a water storage cavity 24 is arranged in the water storage tank 23, and a sliding plate 76 is arranged between the upper end wall and the lower end wall of the water storage cavity, 24 right sides intercommunication in water storage chamber is provided with the inlet tube 27 that is linked together with the external world, inlet tube 27 has water installations, 23 left sides in storage water tank are equipped with into water power belt chamber 29, it slides chamber 56 to be equipped with the motor on the left of power belt chamber 29 to intake, be equipped with power device in the motor slides chamber 56, 56 left sides in motor slide chamber are equipped with air pump belt chamber 40, 40 right sides in air pump belt chamber are equipped with air pump 20, 20 lower extremes of air pump with the intercommunication has air duct 22 between the water storage chamber 24, 20 upper ends of air pump are equipped with opening intake pipe 19 up, 19 tops of intake pipe are equipped with sliding chamber 17, be equipped with air inlet unit in the sliding chamber 17.
Advantageously, the fixing device further comprises a fixed output bevel gear 68 fixedly arranged on the fixed rotating shaft 67 and engaged with the fixed input bevel gear 66, a section of the fixed rotating shaft 67 located below the fixed output bevel gear 68 is fixedly provided with a threaded section 75, the threaded section 75 is in threaded connection with a fixed lower pressing plate 70 slidably connected with the left and right end walls of the fixed cavity 69, a fixed drill bit 71 is rotatably arranged below the fixed lower pressing plate 70, an annular cavity 74 is arranged in the fixed drill bit 71, a spline cavity 72 is communicated below the annular cavity 74, and a spline block 73 in spline connection with the inner wall of the spline cavity 72 is fixedly arranged at the lower end of the fixed rotating shaft 67.
Beneficially, the water inlet device comprises a chute cavity 25 symmetrically arranged on the upper side and the lower side of the water inlet pipe 27, the opening of the chute cavity 25 faces the right, a sliding rod 28 is arranged between the upper end wall and the lower end wall of the chute cavity 25 in a sliding mode, a water inlet cover 26 is fixedly arranged at the right end of the sliding rod 28, a water inlet belt cavity 64 is arranged on the left side of the chute cavity 25 below, a screw rod sliding cavity 60 is arranged on the left side of the water inlet belt cavity 64, a water inlet control screw rod 61 in sliding connection with the inner wall of the screw rod sliding cavity 60 is fixedly arranged at the left end of the sliding rod 28 below, a threaded sleeve 62 in rotating connection with the right end wall of the water inlet belt cavity 64 is in threaded connection with the water inlet control screw rod 61, a water inlet output belt pulley 63 is fixedly arranged at the left end of the threaded sleeve 62, a transmission shaft 57 is rotatably arranged at the right end wall, the input belt pulley 58 of intaking with it has into water drive belt 59 to intake between the output belt pulley 63, the transmission shaft 57 left end extend to with it rotates to be connected to intake power belt cavity 29 left end wall, the last fixed driven pulley 30 of intaking that is provided with of transmission shaft 57.
Beneficially, the power device includes a power motor 55 slidably connected to the upper end wall of the motor sliding cavity 56, an electromagnet 47 is fixedly arranged between the right end face of the power motor 55 and the right end wall of the motor sliding cavity 56, the right end wall of the motor sliding cavity 56 is rotatably provided with a water inlet power shaft 54 extending rightwards to be rotatably connected with the right end of the water inlet power belt cavity 29, the left end of the water inlet power shaft 54 can be in power connection with the power motor 55, a water inlet power belt pulley 53 is fixedly arranged on the water inlet power shaft 54, a water inlet power belt 51 is wound between the water inlet power belt pulley 53 and the water inlet driven belt pulley 30, a motor spring 44 is fixedly arranged between the left end of the power motor 55 and the left end wall of the motor sliding cavity 56, and a air pump power shaft 43 extending to the motor sliding cavity 56 and being capable of being in power connection with the power motor 55 is rotatably arranged on the left end wall of the air pump belt, an air pump power belt pulley 42 is fixedly arranged on the air pump power shaft 43.
Beneficially, the air inlet device includes that the rotation set up in air pump belt chamber 40 left end wall upside and right extend to with slide chamber 17 right end wall rotates and is connected, threaded connection has on the air inlet screw 15 with slide chamber 17 upper and lower end wall sliding connection's the slider 18 that admits air, admit air screw 15 below parallel arrangement with air pump shaft 16 that air pump belt chamber 40 left end wall rotates and connects, the fixed air pump belt pulley 39 that is provided with on the air pump shaft 16, admit air belt pulley 14 air pump belt pulley 39 with it winds air pump belt 41 jointly between the air pump power pulley 42, air pump shaft 16 right-hand member with air pump 20 power is connected.
The use steps herein are described in detail below with reference to fig. 1-4:
in the initial state, the lifting plate 38 is located at the upper limit position, the telescopic rod 13 is located at the lower limit position, the telescopic rod 50 is located at the left limit position, the power motor 55 is in power connection with the air pump power shaft 43, the motor spring 44 is in the relaxed state, the sliding plate 76 is located at the left limit position, the sliding rod 28 is located at the right limit position, and the fixed lower pressing plate 70 is located at the upper limit position.
When the water inlet power belt pulley 53 starts to work, the power motor 55 starts to rotate in the positive direction to drive the air pump power shaft 43 to rotate so as to drive the air pump power belt pulley 42 to rotate, the air inlet belt pulley 14 is driven to rotate by the air pump belt 41 so as to drive the air inlet screw rod 15 to rotate, the air inlet slide block 18 moves leftwards to connect the air inlet pipe 19 with the outside, meanwhile, the air pump belt 41 is also driven to rotate by the air pump belt pulley 39 so as to drive the air pump 20 to suck air through the air pump shaft 16, the air is sucked to push the sliding plate 76 to move rightwards, when the air is moved to the rightmost end, the power motor 55 stops rotating, the electromagnet 47 is electrified to move rightwards to be in power connection with the water inlet power shaft 54, the motor spring 44 is stretched, the power motor 55 is started to drive the water inlet power shaft 54 to rotate, the water, thereby rotating the drive shaft 57 to rotate the inflow input pulley 58, rotating the inflow output pulley 63 via the inflow drive belt 59 to rotate the threaded sleeve 62, thereby rotating the slide rod 28 via the inflow control screw 61 to move left to drive the inflow cap 26 to cap the inflow pipe 27, stopping the power motor 55, starting the elevating power motor 33 to rotate the elevating power shaft 12 to lower the sampling box 21 via the elevating plate 38, rotating the fixed drive bevel gear 32 via the elevating power shaft 12 to rotate the fixed input shaft 35 via the fixed driven bevel gear 34 to rotate the fixed output shaft 65 via the ratchet 36 to rotate the fixed output bevel gear 68 via the fixed input bevel gear 66 to rotate the fixed rotation shaft 67 to lower the fixed lower press plate 70 via the threaded section 75 to lower the fixed drill bit 71, meanwhile, the fixed drill bit 71 is driven to rotate through the spline block 73, the fixed drill bit is rotated to the river bottom to be fixed, when water is taken, the electromagnet 47 is electrified, the power motor 55 is in power connection with the water inlet power shaft 54, the power motor 55 is started, the water inlet cover 26 is opened through the sliding rod 28, the electromagnet 47 is powered off, the power motor 55 is pulled to the left by the motor spring 44 and is in power connection with the air pump power shaft 43, the power motor 55 is started to rotate reversely, the air pump 20 is driven to suck air through the air pump shaft 16, meanwhile, the sliding cavity 17 is driven to move to the right through the air inlet screw 15, the air inlet pipe 19 is opened, the sliding plate 76 is moved to the left, after water is sucked from the water inlet pipe 27, the water inlet.
The invention has the beneficial effects that: the invention can be placed in a river, the bottom of the invention can be fixed with the bottom of the river to prevent the water from being washed away, the water taking device can be controlled by the motor to lift when taking water, water quality at different depths in the river can be taken for detection, the water quality at a certain depth in the river can be accurately taken after the water taking device is lifted in a sealing way, the water quality can be conveniently and pertinently detected and analyzed, and thus the water pollution condition can be obtained.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a sampling device for river water quality monitoring, includes the framework, its characterized in that: a lifting cavity with a right opening is arranged in the frame body, a lifting power cavity is arranged below the lifting cavity, a lifting power motor is fixedly arranged on the lower end wall of the lifting power cavity, a lifting power shaft extending upwards to be rotatably connected with the upper end wall of the lifting cavity is connected to the lifting power motor in a power mode, a fixed driving bevel gear is fixedly arranged on the lifting power shaft, ratchet cavities are symmetrically arranged on the left side and the right side of the lifting power cavity, a fixed cavity with a downward opening is arranged on one side of each ratchet cavity far away from the lifting power cavity, a fixing device is arranged in each fixing cavity and comprises a fixed rotating shaft rotatably arranged on the upper end wall of the corresponding fixing cavity, a fixed input shaft is rotatably arranged on one end wall of each lifting power cavity far away from the lifting power motor, and a fixed driven bevel gear meshed with the fixed driving bevel gear is fixedly arranged on one end, close to the lifting power motor, one end of the fixed input shaft, which is far away from the lifting power motor, extends to the ratchet cavity and is fixedly provided with a ratchet, one surface of the ratchet, which is far away from the lifting power motor, is fixedly provided with a fixed output shaft which extends to the fixed cavity, one end of the fixed output shaft, which is positioned in the fixed cavity, is fixedly provided with a fixed input bevel gear, the lifting power shaft is in threaded connection with a lifting plate which is in sliding connection with the left end wall of the lifting cavity, the upper end surface of the lifting plate is fixedly provided with a sampling box, a water storage tank is fixedly arranged in the sampling box, a water storage cavity is arranged in the water storage tank, a sliding plate is arranged between the upper end wall and the lower end wall of the water storage cavity in a sliding way, the right side of the water storage cavity is communicated with a water inlet pipe communicated with the outside, a water inlet device, the motor sliding cavity is internally provided with a power device, the left side of the motor sliding cavity is provided with an air pump belt cavity, the right side of the air pump belt cavity is provided with an air pump, the lower end of the air pump is communicated with the water storage cavity through an air duct, the upper end of the air pump is provided with an air inlet pipe with an upward opening, the upper end of the air inlet pipe is provided with a sliding cavity, and the sliding cavity is internally provided with an air inlet device.
2. A sampling device for river water quality monitoring according to claim 1, characterized in that: the fixing device further comprises a fixed output bevel gear which is fixedly arranged on the fixed rotating shaft and meshed with the fixed input bevel gear, a section of the fixed rotating shaft below the fixed output bevel gear is fixedly provided with a thread section, the thread section is connected with a fixed lower pressing plate in a sliding connection with the left end wall and the right end wall of the fixed cavity through threads, a fixed drill bit is arranged below the fixed lower pressing plate in a rotating mode, an annular cavity is arranged in the fixed drill bit, a spline cavity is communicated with the lower portion of the annular cavity, and a spline block connected with the spline of the inner wall of the spline cavity is fixedly arranged at the lower end of the fixed rotating shaft.
3. A sampling device for river water quality monitoring according to claim 1, characterized in that: the water inlet device comprises slide groove cavities which are symmetrically arranged on the upper side and the lower side of the water inlet pipe and have openings facing the right, a slide rod is arranged between the upper end wall and the lower end wall of the slide groove cavity in a left-right sliding manner, a water inlet cover is fixedly arranged at the right end of the slide rod, a water inlet belt cavity is arranged on the left side of the slide groove cavity below, a screw rod sliding cavity is arranged on the left side of the water inlet belt cavity below, a water inlet control screw rod which is in sliding connection with the inner wall of the screw rod sliding cavity is fixedly arranged at the left end of the slide rod below, a thread sleeve which is in threaded connection with the right end wall of the water inlet belt cavity is in threaded connection with the water inlet control screw rod, a water inlet output belt pulley is fixedly arranged at the left end of the thread sleeve, a transmission shaft is arranged on the right end wall of the water inlet, the transmission shaft left end extend to with the power belt chamber left end wall of intaking rotates to be connected, the fixed driven pulley that intakes that is provided with on the transmission shaft.
4. A sampling device for river water quality monitoring according to claim 1, characterized in that: the power device comprises a power motor which is connected with the upper end wall of the motor sliding cavity in a sliding way, an electromagnet is fixedly arranged between the right end surface of the power motor and the right end wall of the motor sliding cavity, a water inlet power shaft which extends rightwards to be connected with the right end of the water inlet power belt cavity in a rotating way is arranged on the right end wall of the motor sliding cavity, the left end of the water inlet power shaft can be in power connection with the power motor, a water inlet power belt pulley is fixedly arranged on the water inlet power shaft, a water inlet power belt is wound between the water inlet power belt pulley and the water inlet driven belt pulley, a motor spring is fixedly arranged between the left end of the power motor and the left end wall of the motor sliding cavity, the air pump belt cavity left end wall rotates and is provided with and extends to the motor slide chamber and can with the air pump power shaft that power motor power is connected, the fixed air pump power belt pulley that is provided with on the air pump power shaft.
5. A sampling device for river water quality monitoring according to claim 1, characterized in that: air inlet unit including rotate set up in air pump belt chamber left end wall upside and right extend to with slide chamber right-hand member wall rotates to be connected, on the air feed screw rod threaded connection have with slide chamber upper and lower end wall sliding connection's the slider that admits air, admit air screw rod below parallel arrangement with air pump belt chamber left end wall rotates the air pump axle of connecting, the fixed air pump belt pulley that is provided with on the air pump axle, the air feed belt pulley air pump belt pulley with around jointly having the air pump belt between the air pump power pulley, air pump axle right-hand member with air pump power is connected.
CN202011263767.5A 2020-11-12 2020-11-12 A sampling device for river water quality monitoring Withdrawn CN112326357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011263767.5A CN112326357A (en) 2020-11-12 2020-11-12 A sampling device for river water quality monitoring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011263767.5A CN112326357A (en) 2020-11-12 2020-11-12 A sampling device for river water quality monitoring

Publications (1)

Publication Number Publication Date
CN112326357A true CN112326357A (en) 2021-02-05

Family

ID=74317493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011263767.5A Withdrawn CN112326357A (en) 2020-11-12 2020-11-12 A sampling device for river water quality monitoring

Country Status (1)

Country Link
CN (1) CN112326357A (en)

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Application publication date: 20210205

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