CN217007290U

CN217007290U - Water quality environment on-line monitoring equipment

Info

Publication number: CN217007290U
Application number: CN202220764669.8U
Authority: CN
Inventors: 李智华; 金丽; 张保祥; 刘健; 董艳平
Original assignee: Weifang Water Conservancy And Water Quality Testing Co ltd
Current assignee: Weifang Water Conservancy And Water Quality Testing Co ltd
Priority date: 2022-04-05
Filing date: 2022-04-05
Publication date: 2022-07-19
Anticipated expiration: 2032-04-05

Abstract

The utility model discloses water quality environment online monitoring equipment, which relates to the technical field of water quality detection and comprises a detection box, wherein a detector is arranged in the detection box, a water inlet pipe is arranged at the top of the detection box, a water outlet pipe is arranged at the bottom of the detection box, a first conveying shell and a second conveying shell which are sequentially connected are arranged at one side of the detection box, a regulating valve is arranged at a first water inlet of the first conveying shell, a pneumatic gate valve is arranged between the first conveying shell and the second conveying shell, screw rods are inserted in a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are both in key connection with the screw rods, a screw rod nut and a spline nut which are sleeved on the screw rods are also arranged on the first conveying shell, the screw rod nut is in threaded connection with the screw rods and in key connection with the screw rod nut, a first power assembly and a second power assembly which are respectively used for driving the screw rod nut and the spline nut to rotate are also arranged on the first conveying shell, the online detection of water samples at two depths can be realized, and the water quality detection efficiency is improved.

Description

Water quality environment on-line monitoring equipment

Technical Field

The utility model relates to the technical field of water quality detection, in particular to water quality environment online monitoring equipment.

Background

The purpose of water quality detection is to investigate the environment quality, study whether water quality is suitable or suitable, investigate the pollution of water or the degree of pollution, check the efficiency of the water treatment process, etc., the test items and the measurable water quality parameters of water samples are determined according to the test purpose and the properties of the water samples, and the obtained data should be comprehensively evaluated to illustrate the water quality, but the existing water quality environment online monitoring equipment can only carry out online detection on water samples at one depth, can not carry out detection on water samples at two depths, and has low detection efficiency.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide water quality environment online monitoring equipment and aims to solve the technical problem that water samples with two depths cannot be detected in the prior art.

In order to solve the technical problem, the technical scheme of the utility model is as follows:

the water quality environment on-line monitoring equipment comprises a detection box, a detector is arranged in the detection box, a water inlet pipe is arranged at the top of the detection box, a water outlet pipe is arranged at the bottom of the detection box, a first conveying shell and a second conveying shell which are sequentially connected are arranged on one side of the detection box, a first rotating shaft is rotationally arranged in the first conveying shell, a first helical blade is fixedly connected to the first rotating shaft, a second rotating shaft is rotationally arranged in the second conveying shell, a second helical blade is fixedly connected to the second rotating shaft, a water outlet is arranged at the top of the first conveying shell, a first water inlet is arranged at the bottom of the first conveying shell, the water outlet is connected with the water inlet pipe, a regulating valve is arranged at the first water inlet, a pneumatic gate valve is arranged between the first conveying shell and the second conveying shell, a lead screw is inserted in the first rotating shaft and the second rotating shaft, the first rotating shaft and the second rotating shaft are both in key connection with the lead screw, a lead screw nut and a spline nut sleeved on the lead screw are further arranged on the first conveying shell, the screw rod nut is in threaded connection with the screw rod, the spline nut is in key connection with the screw rod, and the first conveying shell is further provided with a first power assembly and a second power assembly which respectively drive the screw rod nut and the spline nut to rotate.

Preferably, the top of second pivot is equipped with the opening up, is equipped with the location arch on the valve body of pneumatic gate valve, and the opening can be located to the location arch.

Preferably, the governing valve includes the apron, and the apron rotates to be connected in first transport casing, is equipped with the elastic mechanism that the drive apron sealed first water inlet on the first transport casing, and one side that the valve body of pneumatic gate valve was covered towards the apron is equipped with the push rod.

Preferably, the elastic mechanism comprises a tension spring, one end of the tension spring is connected with the cover plate, and the other end of the tension spring is fixedly connected with the first water inlet.

Preferably, the first water inlet is provided with a limiting protrusion of the limiting cover plate.

Preferably, the cover plate is made of nylon.

After the technical scheme is adopted, the utility model has the beneficial effects that:

because the first conveying shell and the second conveying shell are arranged, a loop of the first conveying shell can be controlled by controlling the pneumatic gate valve and the regulating valve, so that water can be pumped from the second conveying shell or from the first conveying shell, online detection of water samples at two depths can be realized, the screw rod is connected with the first rotating shaft or connected with the second rotating shaft by passing through the first rotating shaft by controlling the lifting of the screw rod, the first rotating shaft is driven to rotate or the first rotating shaft and the second rotating shaft are driven to rotate simultaneously by controlling the rotation of the screw rod, the extraction of the water samples is realized, and the water quality detection efficiency is improved.

The cover plate is arranged, so that the regulating valve is opened when the pneumatic gate valve is closed, the regulating valve is closed when the pneumatic gate valve is opened, the regulating valve can be opened and closed only by controlling the pneumatic gate valve, the problem of opening and closing delay caused by the fact that the two driving mechanisms respectively control the gate valve and the regulating valve is solved, and the accuracy of water sample detection is improved.

Because the positioning protrusion is arranged on the valve body, when the screw rod is only connected with the first rotating shaft, the positioning protrusion and the opening are matched to limit the rotation of the second rotating shaft, and the problem that the screw rod cannot be connected with the second rotating shaft due to the rotation of the second rotating shaft is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a water quality environment on-line monitoring device according to the present invention;

FIG. 2 is a schematic view of the pneumatic gate valve of FIG. 1 in a closed configuration;

FIG. 3 is a schematic view of the pneumatic insert valve of FIG. 1 in an open configuration;

FIG. 4 is a sectional view of the construction of the junction of the second shaft and the screw of FIG. 1;

fig. 5 is a schematic view of the structure at the lead screw of fig. 1.

In the figure, the detection box 1, the detector 10, the water inlet pipe 11, the water outlet pipe 12, the first conveying shell 2, the first rotating shaft 20, the first helical blade 21, the water outlet 22, the cover plate 23, the tension spring 24, the first water inlet 25, the limiting protrusion 26, the second conveying shell 3, the second rotating shaft 30, the opening 300, the second helical blade 31, the second water inlet 32, the pneumatic gate valve 4, the valve body 40, the push rod 41, the positioning protrusion 42, the screw rod 5, the screw nut 50, the spline nut 51, the first gear 52, the second gear 53, the first motor 54, the third gear 55, the fourth gear 56 and the second motor 57.

Detailed Description

The utility model is further elucidated with reference to the drawing.

All the directions referred to in the specification are based on the directions of the water quality environment online monitoring equipment in normal operation, the directions of the water quality environment online monitoring equipment in storage and transportation are not limited, and only represent relative position relations, but not absolute position relations.

As shown in fig. 1 to 5, the water quality environment on-line monitoring device comprises a detection box 1, a detector 10 is arranged in the detection box 1, a water inlet pipe 11 is arranged at the top of the detection box 1, a water outlet pipe 12 is arranged at the bottom of the detection box 1, and as the common knowledge that a person skilled in the art should know, a control valve is arranged on the water outlet pipe 12 and used for controlling the on/off of the water outlet pipe 12, a fan can be further connected to the water outlet pipe 12, the setting of the fan can accelerate the discharging speed of a water sample in the detection box 1, and a first conveying shell 2 and a second conveying shell 3 which are connected in sequence are arranged on one side of the detection box 1.

First transport 2 internal rotations of casing are equipped with first pivot 20, the rigid coupling has first helical blade 21 on first pivot 20, the top of first transport casing 2 is equipped with delivery port 22, the bottom of first transport casing 2 is equipped with first water inlet 25, delivery port 22 connects inlet tube 11, first water inlet 25 is equipped with the governing valve, the governing valve includes apron 23, apron 23 rotates to be connected in first transport casing 2, be equipped with the elastic mechanism that drive apron 23 closed first water inlet 25 on the first transport casing 2, elastic mechanism includes extension spring 24, the one end and the apron 23 of extension spring 24 are connected, the other end and the first water inlet 25 rigid coupling of extension spring 24.

The second conveying shell 3 is rotatably provided with a second rotating shaft 30, the second rotating shaft 30 is fixedly connected with a second helical blade 31, a pneumatic gate valve 4 is arranged between the first conveying shell 2 and the second conveying shell 3, the pneumatic gate valve 4 is the common general knowledge that the technical personnel in the field should know, the description is omitted, one side, facing the cover plate 23, of a valve body 40 of the pneumatic gate valve 4 is provided with a push rod 41, and the bottom of the second conveying shell 3 is provided with a second water inlet 32.

The first rotating shaft 20 and the second rotating shaft 30 are internally provided with a screw rod 5 in an inserted mode, and the first rotating shaft 20 and the second rotating shaft 30 are connected with the screw rod 5 in a key mode.

The first conveying shell 2 is further provided with a lead screw nut 50 and a spline nut 51 which are sleeved on the lead screw 5, the lead screw 5 nut is in threaded connection with the lead screw 5, the spline nut 51 is in key connection with the lead screw 5, and the first conveying shell 2 is further provided with a first power assembly and a second power assembly which respectively drive the lead screw nut 50 and the spline nut 51 to rotate.

The first power assembly includes a first gear 52 sleeved on the lead screw nut 50, a second gear 53 engaged with the first gear 52, and a first motor 54 for driving the second gear 53 to rotate.

The second power assembly comprises a third gear 55 sleeved on the spline nut 51, a fourth gear 56 in meshed connection with the third gear 55, and a second motor 57 for driving the fourth gear 56 to rotate.

Preferably, the top of second pivot 30 is equipped with opening 300 up, is equipped with the location arch 42 on the valve body 40 of pneumatic gate valve 4, and the opening 300 can be located in the insertible of location arch 42 for when lead screw 5 is connected with first pivot 20 only, the rotation of second pivot 30 is restricted in the cooperation of location arch 42 and opening 300, avoids second pivot 30 to rotate and causes the problem emergence that lead screw 5 can't peg graft with second pivot 30.

Preferably, the first water inlet 25 is provided with a limiting protrusion 26 for limiting the cover plate 23, and the limiting protrusion 26 is arranged to ensure that the cover plate 23 completely seals the first water inlet 25.

Preferably, the cover plate 23 is made of nylon.

When water is taken from the first water inlet 25, the pneumatic gate valve 4 drives the valve body 40 to close the second conveying shell 3, the push rod 41 drives the cover plate 23 to swing, the first water inlet 25 is opened, water enters the first conveying shell 2 from the first water inlet 25, the first power assembly and the second power assembly simultaneously drive the screw rod 5 nut and the spline nut 51 to rotate, the screw rod 5 rotates along with the screw rod, the screw rod 5 rotates to drive the first rotating shaft 20 connected with the key of the screw rod to rotate, the first helical blade 21 upwards conveys water, the water enters the detection box 1 from the water outlet 22, and the detector 10 transmits a measuring result to the analyzer for recording.

When water is taken from the second water inlet 32, the pneumatic gate valve 4 drives the valve body 40 to open the second conveying shell 3, the cover plate 23 resets under the action of the tension spring 24, the first water inlet 25 is sealed, the first power assembly drives the screw rod 5 nut to rotate, the second power assembly does not work, the screw rod 5 descends along with the screw rod 5 and is connected with the second rotating shaft 30 in a key mode, then the first power assembly and the second power assembly drive the screw rod 5 nut and the spline nut 51 to rotate simultaneously, the screw rod 5 rotates along with the screw rod 5, the screw rod 5 rotates to drive the first rotating shaft 20 and the second rotating shaft 30 which are connected with the screw rod to rotate simultaneously, the first helical blade 21 and the second helical blade 31 convey the water upwards, the water enters the detection box 1 from the water outlet 22, the detector 10 transmits a measurement result to the analyzer for recording, and therefore online detection of water samples at two depths can be realized.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.

Claims

1. The water quality environment online monitoring device comprises a detection box, wherein a detector is arranged in the detection box, a water inlet pipe is arranged at the top of the detection box, a water outlet pipe is arranged at the bottom of the detection box, and the water quality environment online monitoring device is characterized in that a first conveying shell and a second conveying shell which are sequentially connected are arranged on one side of the detection box, a first rotating shaft is rotationally arranged in the first conveying shell, a first helical blade is fixedly connected to the first rotating shaft, a second rotating shaft is rotationally arranged in the second conveying shell, a second helical blade is fixedly connected to the second rotating shaft, a water outlet is arranged at the top of the first conveying shell, a first water inlet is arranged at the bottom of the first conveying shell, the water outlet is connected with the water inlet pipe, a regulating valve is arranged at the first water inlet, a pneumatic gate valve is arranged between the first conveying shell and the second conveying shell, and a screw rod is inserted in the first rotating shaft and the second rotating shaft, the first rotating shaft and the second rotating shaft are connected with the lead screw in a key mode, the first conveying shell is further provided with a lead screw nut and a spline nut which are sleeved on the lead screw, the lead screw nut is in threaded connection with the lead screw, the spline nut is connected with the lead screw in a key mode, and the first conveying shell is further provided with a first power assembly and a second power assembly which respectively drive the spline nut and the lead screw nut to rotate.

2. The water quality environment on-line monitoring device according to claim 1, wherein an opening is formed in the top end of the second rotating shaft in an upward direction, and a positioning protrusion is arranged on a valve body of the pneumatic gate valve and can be inserted into the opening.

3. The water quality environment on-line monitoring device according to claim 1, wherein the adjusting valve comprises a cover plate, the cover plate is rotatably connected to the first conveying shell, an elastic mechanism for driving the cover plate to close the first water inlet is arranged on the first conveying shell, and a push rod is arranged on one side of the valve body of the pneumatic gate valve facing the cover plate.

4. The water quality environment on-line monitoring device of claim 3, wherein the elastic mechanism comprises a tension spring, one end of the tension spring is connected with the cover plate, and the other end of the tension spring is fixedly connected with the first water inlet.

5. The water quality environment on-line monitoring device of claim 4, wherein a limiting bulge for limiting the cover plate is arranged on the first water inlet.

6. The water quality environment on-line monitoring device of claim 5, wherein the cover plate is made of nylon.