CN218629140U - Acid rain collection system - Google Patents

Abstract

The utility model provides an acid rain collecting device, which comprises a frame, wherein a controller and a motor are arranged in the frame, a first outer barrel and a rainfall sensor are arranged on the frame, a first inner barrel is arranged in the first outer barrel, a cover is arranged on the first outer barrel, the cover is fixedly connected with a rotating rod, the rotating rod is connected with an output shaft of the motor, a water supply barrel and a water receiving barrel are also arranged below the frame, and pure deionized water and a water pump are contained in the water supply barrel; a nozzle is arranged at the center of the lower part of the cover and is connected with the water pump through a hose; the lower part of the first inner barrel is conical and is provided with a water outlet pipe, a cock is arranged on the water outlet pipe, the water outlet pipe is connected with a water receiving pipe, the water receiving pipe is inserted into the water receiving barrel, and an electromagnetic valve is arranged on the water receiving pipe. The acid rain collecting device realizes the automatic cleaning function of the first inner barrel, can prevent the first inner barrel from being polluted, and improves the reliability of acid rain sample collection.

Description

Acid rain collection system

Technical Field

The utility model particularly relates to an outdoor environment acid rain collection system belongs to the outdoor sampling equipment technical field of environmental protection meteorological weather.

Background

In the fields of environmental protection, weather and the like, equipment called an acid rain sampler is generally needed, and the acid rain collecting equipment or device generally adopts automatic operation, can quantitatively collect rain and snow samples, performs acid rain quantitative component analysis, can collect dry dust fall, and is mainly used for units such as environmental monitoring, weather research and the like. The device generally comprises a frame, a sampling barrel is arranged on the frame, a cover is arranged on the sampling barrel, the cover covers the sampling barrel when rainfall does not exist, and the cover can be automatically opened to collect rainwater when the weather rains. The collected rainwater may be chemically analyzed on site or taken to a laboratory for analysis. However, in the operation of the existing sampler, the sampling barrel is easily polluted from two aspects, namely, dust in the atmosphere is deposited and accumulated, and although the sampling barrel is covered by the cover, the cover is not strictly sealed and has a gap, and if rainfall does not occur for a long time, the dust can enter the sampling barrel, so that the acid rain component collected in the sampling barrel is changed, and the final measurement result is influenced; on the other hand, if the sampling barrel is not rained for a long time and is placed outdoors for a long time, the interior of the sampling barrel can generate a mildew phenomenon, and the generated mildew bacterial plaque can influence the collected acid rain sample. Therefore, how to solve the pollution of the sampling barrel becomes a problem to be solved.

Disclosure of Invention

Problem to prior art existence, the utility model provides an acid rain collection system, the sampling bucket among the current acid rain collector of aim at solution receives the problem of pollution easily.

The technical scheme of the utility model as follows:

a device for collecting acid rain comprises a rack, wherein a controller and a motor are arranged in the rack, a first outer barrel and a rainfall sensor are arranged on the rack, a first inner barrel is arranged in the first outer barrel, a cover is arranged on the first outer barrel and fixedly connected with a rotating rod, the rotating rod is connected with an output shaft of the motor, a water supply barrel and a water receiving barrel are further arranged below the rack, and deionized water and a water pump are contained in the water supply barrel; a nozzle is arranged at the center of the lower part of the cover and is connected with the water pump through a hose; the lower part of the first inner barrel is conical and is provided with a water outlet pipe, a cock is arranged on the water outlet pipe, the water outlet pipe is connected with a water receiving pipe, the water receiving pipe is inserted into the water receiving barrel, and an electromagnetic valve is arranged on the water receiving pipe.

Furthermore, a limit switch is further arranged on the rack, a contact is further arranged on the rotating rod, and the contact can trigger the limit switch when the rotating rod rotates 180 degrees; and the limit switch, the rainfall sensor, the motor, the water pump and the electromagnetic valve are all electrically connected with the controller.

Further, a second outer cylinder is further arranged on the rack, a second inner cylinder is arranged in the second outer cylinder, and the second outer cylinder and the first outer cylinder are symmetrically arranged on two sides of the rotating rod.

Further, the electromagnetic valve is a normally closed electromagnetic valve.

Has the advantages that: the utility model discloses a setting is equipped with the confession cask of deionized water, can regularly spray water in to first inner tube through water pump and shower nozzle, washes the inner wall of first inner tube, realizes accepting through the water receiving bucket after the waste water discharge after the washing to the washing of first inner tube. When rainfall comes, the motor drives the dwang to rotate, and the dwang drives the lid to move away from first urceolus and cover on the second urceolus, and limit switch action this moment cuts off water pump and solenoid valve, and the rainfall can be collected smoothly to first inner tube. Therefore, the acid rain collecting device realizes the automatic cleaning function of the first inner barrel, can prevent the first inner barrel from being polluted, and improves the reliability of acid rain sample collection.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic diagram of the control principle of the present invention.

The labels in the figure are: 1 rack, 2 rainfall sensors, 3 first outer cylinder, 4 second outer cylinder, 5 motors, 6 rotating rods, 7 spray heads, 8 limit switches, 9 water supply barrels, 10 water receiving barrels, 31 first inner cylinder, 41 second inner cylinder, 61 covers, 62 contacts, 71 hoses, 72 water pumps, 311 water outlet pipes, 312 cocks, 313 water receiving pipes and 314 electromagnetic valves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, the acid rain collecting device comprises a frame 1, and a controller and a motor 5 are arranged in the frame 1, wherein the controller is not shown in the figure. Be provided with rainfall sensor 2, first urceolus 3 and second urceolus 4 in the frame, rainfall sensor 2 and controller electric connection, rainfall sensor indicates with W in fig. 2, and rainfall sensor 2 is used for the perception whether there is the rainfall to take place, gives the controller with output signal when the rainfall takes place, and rainfall sensor possesses the heating function simultaneously and can melt ice and snow. A first inner barrel 31 is arranged in the first outer barrel 3, the first inner barrel 31 is used for collecting natural rainfall such as acid rain, and the first inner barrel 31 can be taken out from the first outer barrel 3; a second inner cylinder 41 is provided inside the second outer cylinder 4, and the second inner cylinder 41 is used to collect natural dry sediment such as dust.

A cover 61 is provided on the first outer tub 3, and when there is a rain event, the cover 61 needs to be removed from the first outer tub 3 and fastened to the second outer tub 4. When the rainfall stops, it is necessary to remove the cover 61 from the second outer tub 4 and cover the first outer tub 3 again.

In order to achieve the above-mentioned lid transfer function, a set of transfer mechanisms is required, such as a motor-driven link mechanism or a gear mechanism, which are commonly used in the prior art. The transfer of lid has multiple implementation mode, adopts the mode of the supporting dwang of motor to realize in this patent. As shown in figure 1, a motor 5 is arranged in a rack 1, an output shaft of the motor 5 is connected with a rotating rod 6 through a gearbox, the rotating rod 6 is positioned above the rack and is L-shaped, and the tail end of the rotating rod is fixedly connected with a cover 61. The second outer cylinder 4 and the first outer cylinder 3 are symmetrically arranged on two sides of the rotating rod 6, and the first outer cylinder and the second outer cylinder are identical in structure. Still be provided with limit switch 8 in the frame still be provided with contact 62 on the dwang 6, contact 62 can trigger limit switch 8 when dwang 6 rotates 180 degrees, limit switch and controller electric connection. The signal sent by the limit switch can control the rotation of the motor. The limit switch is denoted by K in fig. 2 and the motor is denoted by M1 in fig. 2. The motor and the limit switch are both electrically connected with the controller.

In order to realize the washing of the first inner cylinder 31, a spray head 7 is arranged at the center of the lower part of the cover 61, a water supply barrel 9 and a water receiving barrel 10 are also arranged below the frame 1, and deionized water and a water pump 72 are contained in the water supply barrel 9; the spray head 7 is connected with a water pump 72 through a hose 71, and the length of the hose is provided with a margin to allow the cover to rotate; the lower part of the first inner cylinder 31 is arranged to be conical so as to facilitate water drainage, meanwhile, a water outlet pipe 311 is arranged at the conical part, a cock 312 is arranged on the water outlet pipe 311, the cock is opened in a default state, the water outlet pipe 311 is connected with a water receiving pipe 313, the water receiving pipe 313 is inserted into the water receiving barrel 10, and an electromagnetic valve is arranged on the water receiving pipe 313 and is a normally closed electromagnetic valve which is closed when power is off and opened when power is on. The water pump and the electromagnetic valve are respectively represented by M2 and Y in figure 2, are connected in parallel and are controlled by a limit switch K and are electrically connected with the controller. In addition, in order to prevent the water in the water supply barrel from freezing in winter, a heat-insulating heating sleeve (not shown in the figure) can be sleeved outside the water supply barrel, the inner wall of the heating sleeve is provided with a temperature sensor, the temperature sensor is in contact with the outer wall of the water supply barrel, the temperature sensor is electrically connected with the controller, a temperature range is set, for example, the temperature is 3-8 ℃, the heating function is started when the water temperature is lower than the lower temperature limit, and the heating is automatically closed when the water temperature is higher than the upper temperature limit.

The utility model discloses acid rain collection system's theory of operation as follows: when there is no rainfall, the cover defaults to a state of covering the first outer tub. The limit switch is closed, the electromagnetic valve is opened after being electrified, the water pump is controlled by the controller, the spray head can be used for spraying water into the first inner barrel periodically, the inner wall of the first inner barrel is washed, the first inner barrel is cleaned, and the cleaned wastewater is discharged and then is received by the water receiving barrel. After the rainfall comes, sensor signals give the controller, and controller signals is for the motor to be electrified, and the motor drives the dwang rotatory, and the dwang drives the lid and moves away and cover on the second urceolus from first urceolus, and the dwang contact triggers limit switch to open this moment, cuts off the circuit of water pump and solenoid valve, and the shower nozzle no longer sprays water, and the water receiving pipe solenoid valve is closed, and the rainfall can be collected smoothly to first inner tube, and the rainfall can not discharge downwards. When the rainfall is finished, the sensor sends out a signal again, the motor rotates in the opposite direction to drive the cover to be transferred from the second outer barrel to the first outer barrel, and therefore the rainfall collected by the first inner barrel is protected. Meanwhile, the limit switch cannot be automatically closed, the spray head cannot spray water automatically any more, and manual reset is needed when the spray head reaches the site manually. After the workers arrive at the site, the cock is closed, the water receiving pipe is pulled down, the cover is removed, the first inner cylinder is taken out, the cock is opened to discharge the collected rainwater, or the first inner cylinder is directly taken away to be replaced by a new inner cylinder, and further preparation is made for next precipitation sampling. In a word, this acid rain collection system has realized the self-cleaning function to first inner tube, can prevent the pollution of first inner tube, has improved the reliability that first inner tube acid rain sample was collected, still can utilize the second inner tube to gather simultaneously and do subside.

Claims (4)

1. The utility model provides an acid rain collection system, includes the frame, is provided with controller and motor in the frame, is provided with first urceolus and rainfall sensor in the frame, its characterized in that: a first inner cylinder is arranged in the first outer cylinder, a cover is arranged on the first outer cylinder and fixedly connected with a rotating rod, the rotating rod is connected with an output shaft of a motor, a water supply barrel and a water receiving barrel are arranged below the frame, and deionized water and a water pump are contained in the water supply barrel; a nozzle is arranged in the center of the lower part of the cover and is connected with a water pump through a hose; the lower part of the first inner cylinder is conical and is provided with a water outlet pipe, a cock is arranged on the water outlet pipe, the water outlet pipe is connected with a water receiving pipe, the water receiving pipe is inserted into the water receiving barrel, and an electromagnetic valve is arranged on the water receiving pipe.

2. The acid rain collection device according to claim 1, wherein: the rack is also provided with a limit switch, the rotating rod is also provided with a contact, and the contact can trigger the limit switch when the rotating rod rotates 180 degrees; and the limit switch, the rainfall sensor, the motor, the water pump and the electromagnetic valve are all electrically connected with the controller.

3. The acid rain collection device according to claim 1, wherein: the rack is further provided with a second outer cylinder, a second inner cylinder is arranged in the second outer cylinder, and the second outer cylinder and the first outer cylinder are symmetrically arranged on two sides of the rotating rod.

4. The acid rain collection device according to claim 2, wherein: the electromagnetic valve is a normally closed electromagnetic valve.

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