CN215466748U

CN215466748U - U type sampling pipe self-cleaning device

Info

Publication number: CN215466748U
Application number: CN202122088295.0U
Authority: CN
Inventors: 刘星; 魏红玲; 刘金凤; 黄雪梅; 王海凤
Original assignee: Sichuan Dts Environmental Protection Technology Co ltd
Current assignee: Sichuan Dts Environmental Protection Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-11
Anticipated expiration: 2031-09-01

Abstract

An automatic cleaning device for a U-shaped sampling pipe comprises a power unit and a cleaning unit. The power unit comprises a negative pressure pump and a sewage tank, the output end of the negative pressure pump is provided with a first hose, one end of the first hose is assembled on one end surface of the sewage tank, the lower end of one side surface of the sewage tank is provided with a sewage discharge outlet, and the upper end of the sewage tank is provided with a second hose. The power pack one end is located to the cleaning unit, and the cleaning unit is equipped with a plurality of second solenoid valves including assembling in the hollow suction head of second hose, its lower extreme, and second solenoid valve lower extreme is equipped with the third hose that diameter and U type sampling pipe are the same, and the cleaning unit is still including locating the cleaning solution basin that is used for submerging U type sampling pipe one end. This U type sampling pipe self-cleaning device simple structure can realize that many U type sampling pipes wash simultaneously, and the cleaning efficiency is high, has effectively reduced use cost, and removable the depositing reduces the work place and occupies, has stronger practicality.

Description

U type sampling pipe self-cleaning device

Technical Field

The utility model relates to the field of environmental monitoring, in particular to an automatic cleaning device for a U-shaped sampling tube.

Background

The U-shaped sampling tube is mainly used for collecting various substance samples such as gas state, aerosol and the like in air and waste gas, absorption liquid is used for collection, the collection efficiency reaches more than 95%, in the field of environmental monitoring, analysis items widely used for collection comprise sulfur dioxide, nitric oxide, hydrogen sulfide, ammonia, formaldehyde and the like, the U-shaped sampling tube is high in use frequency and needs to be cleaned and reused, but the U-shaped sampling tube is special in structure, most of the U-shaped sampling tube adopts a traditional manual cleaning mode at present, the cleaning efficiency is low, the time consumption is long, and the labor cost is high; the existing automatic cleaning instrument in the market is high in price, and the use cost is increased; in order to solve the problem, the problem of difficult cleaning is mostly solved by modifying the structure of the U-shaped pipe.

Patent document CN202020391578.5 discloses a cleaning device for a sampling tube of a multi-hole glass plate. The device comprises a main spray head, an auxiliary spray head, a fixing ring, a mounting rack, a supporting base, a water storage tank, a micro booster pump, a first pipeline, a stop valve, a porous glass plate sampling pipe and a sewage tank. The water storage tank is provided with a micro booster pump and a main spray head, the water flow pressure is increased, a porous glass plate sampling pipe is fixed through a fixing ring, the input end of the porous glass plate sampling pipe is communicated with an auxiliary spray head, and the booster water flow can flow through the porous glass plate sampling pipe and is added with a cleaning agent to the water storage tank. And a sewage tank is arranged to collect the cleaned sewage so that the sewage is discharged together. This device has the following disadvantages: firstly, the device can only clean three groups of porous glass plate sampling pipes simultaneously, and under the condition of large sample amount in a laboratory, the cleaning efficiency is low, and a plurality of porous glass plate sampling pipes cannot be cleaned simultaneously; secondly, the sewage tank stores sewage to a certain amount, and then discharges the sewage together, so that manual operation steps and time are increased, high-efficiency work cannot be realized, and the burden of experimenters is reduced.

Patent document with application number CN201520976579.5 discloses a washing of porous glass board absorbed tube of U type and weathers device, including the blowing dryer, for hose III, waste liquid collecting box, hose I, pump I, hose II, pump II, cleaning solution case are constituteed, including washing unit, imbibition device, weather the device, though multiple functional, have maneuverability, but should not use simultaneously by many absorbed tubes, can cause the condition of inefficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects, the automatic cleaning device for the U-shaped sampling pipes, which is provided by the utility model, has the advantages of simple structure, high cleaning efficiency, capability of realizing the simultaneous cleaning of a plurality of U-shaped sampling pipes, effective reduction of the use cost, detachable storage, reduction of the occupation of a work site and stronger practicability.

In order to achieve the purpose of the utility model, the following technology is adopted:

an automatic cleaning device for a U-shaped sampling tube comprises:

the power unit comprises a negative pressure pump and a sewage tank, a first hose is assembled at the output end of the negative pressure pump, one end of the first hose is assembled on one end surface of the sewage tank, a sewage discharge outlet is formed in the lower end of one side surface of the sewage tank, and a second hose is assembled at the upper end of the sewage tank;

the cleaning unit is located power pack one end, and the cleaning unit is equipped with a plurality of second solenoid valves including assembling in the hollow suction head of second hose, its lower extreme, and second solenoid valve lower extreme is equipped with the third hose that diameter and U type sampling pipe are the same, and the cleaning unit is still including locating the cleaning solution basin that is used for submergence U type sampling pipe one end.

Furthermore, sewage case terminal surface is equipped with the connecting block, and the drain one end of sewage case is equipped with first solenoid valve, and a connecting block side is equipped with the level gauge, and sewage case upper cover plate is worn to locate by the sensor of level gauge, and level gauge one end is equipped with the electric connection line of being connected with first solenoid valve.

Furthermore, a first connector used for being connected with the first hose in an inserting mode is arranged on one end face of the sewage tank, and a second connector is arranged on the upper end face of the sewage tank.

Further, the power unit further comprises an extension pipe fitted in the second connection port, and the second hose is fitted to an upper end of the extension pipe.

Furthermore, a water collecting opening for assembling a second hose is formed in the upper end face of the water suction head.

Furthermore, a plurality of water suction ports are arranged at the bottom of the disc-shaped water suction head, and the second electromagnetic valve is arranged at the lower end of the water suction port of the water suction head.

The beneficial effects of this technical scheme lie in:

1. simple structure can realize that many U type sampling pipes wash simultaneously, convenient operation, and the dependable performance can guarantee the cleaning efficiency, utilizes the negative pressure to carry out U type sampling pipe and washs fastly.

2. Can be used repeatedly, has long service life and effectively reduces the use cost.

3. When not in use, the utility model can be disassembled for storage, thereby reducing the occupation of the work site and having stronger practicability.

Drawings

Fig. 1 shows an overall perspective view of an embodiment of the present application.

Fig. 2 shows a perspective view of a power unit of an embodiment of the present application.

Fig. 3 shows an exploded view of a power unit of an embodiment of the present application.

FIG. 4 is a perspective view of a fluid level gauge and a first solenoid valve according to an embodiment of the present application.

FIG. 5 is a perspective view of a cleaning unit according to an embodiment of the present application.

FIG. 6 is a schematic diagram showing the separation of parts of a cleaning unit according to an embodiment of the present application.

Fig. 7 shows a schematic connection state of a third hose and a U-shaped sampling pipe according to an embodiment of the present application.

Detailed Description

The technical solution of the present application is further described in detail below with reference to the accompanying drawings.

Examples

The automatic cleaning device for the U-shaped sampling tube as shown in fig. 1 to 7 comprises a power unit 1 and a cleaning unit 2.

The power unit 1 comprises a negative pressure pump 11 and a sewage tank 13, wherein the output end of the negative pressure pump 11 is provided with a first hose 12, one end surface of the sewage tank 13 is provided with a first connecting port 131 for inserting the first hose 12, the upper end surface of the sewage tank 13 is provided with a second connecting port 132, the end surface of the sewage tank 13 opposite to the end surface where the first connecting port 131 is located is provided with a connecting block 133, the lower end of one side surface of the sewage tank 13 is provided with a sewage discharge outlet, one end of the sewage discharge outlet is provided with a first electromagnetic valve 14, one side surface of the connecting block 133 is provided with a liquid level meter 15, a sensor 151 of the liquid level meter 15 penetrates through an upper cover plate of the sewage tank 13, one end of the liquid level meter 15 is provided with an electric connecting wire 141 connected with the first electromagnetic valve 14, the power unit 1 further comprises an extension pipe 16 assembled in the second connecting port 132, and the upper end of the extension pipe 16 is provided with a second hose 17;

cleaning unit 2 locates 1 one end of power pack, cleaning unit 2 includes hollow suction head 21, suction head 21 is the disc, its bottom outside circumference array has a plurality of mouths that absorb water, suction head 21 up end is offered the mouth 211 that catchments that is used for assembling second hose 17, suction head 21's the mouth lower extreme that absorbs water is equipped with second solenoid valve 22, second solenoid valve 22 lower extreme is equipped with the diameter and the same third hose 23 of U type sampling pipe 3, the diameter of second hose 17 is greater than the diameter of third hose 23, cleaning unit 2 is still including locating the washing liquid basin 24 that is used for submerging 3 one ends of U type sampling pipe of third hose 23 below predetermined distance.

The working mode is as follows:

when the device is not in use, the device can be detached for storage.

When the device is used, firstly, the first hose 12 is assembled, specifically, one end is connected to the output end of the negative pressure pump 11, the other end is connected to the first connecting port 131 of the sewage tank 13, the extension pipe 16 matched with the inner wall of the second connecting port 132 is arranged in the sewage tank 13 in a penetrating mode for a preset distance, one end of the second hose 17 is connected to the upper end of the extension pipe 16, the other end of the second hose 17 is connected with the water collecting port 211, the number of the U-shaped sampling pipes 3 is determined, the preset number of the third hoses 23 are connected with the second electromagnetic valves 22, and the second electromagnetic valves 22 which are not connected with the third hoses 23 keep a closed state in the whole process.

Connect U type sampling pipe 3 and third hose 23, because the diameter is the same, strut 23 one end of third hose during the connection, embolia 3 upper end openings of U type sampling pipe, place cleaning solution basin 24 in 3 lower extreme openings of U type sampling pipe below predetermined distance, pour the washing liquid into cleaning solution basin 24, make the 3 lower extreme openings of all U type sampling pipes of high submergence of washing liquid.

And opening all the second electromagnetic valves 22 connected with the third hoses 23, starting the negative pressure pump 11 to form negative pressure in the sewage tank 13, enabling liquid in the cleaning pipeline to flow into the sewage tank 13, specifically, cleaning liquid is sucked from the lower end by the U-shaped sampling pipe 3, after the U-shaped sampling pipe 3 is cleaned, waste liquid sequentially flows through the second electromagnetic valves 22, the inner cavity of the water suction head 21, the second hoses 17 and the sewage tank 13, cleaning is finished after a preset time, and if cleaning liquid is insufficient midway, the cleaning liquid is poured into the cleaning liquid basin 24.

The liquid level meter 15 reads the data of the sensor 151, and when the liquid level in the waste water tank 13 reaches a predetermined height, the first electromagnetic valve 14 is opened to discharge waste liquid.

The above embodiments are only intended to illustrate the technical solutions of the present application and not to limit the same, and it will be apparent to those of ordinary skill in the art that modifications to the specific embodiments of the present application or equivalent substitutions of partial technical features can be made without departing from the spirit of the technical solutions of the present application, and all of the technical solutions of the present application should be covered by the scope of the claims.

Claims

1. The utility model provides a U type sampling pipe self-cleaning device which characterized in that includes:

the power unit (1), the power unit (1) includes negative pressure pump (11) and sewage tank (13), the first hose (12) of output terminal assembly of the negative pressure pump (11), one end of the first hose (12) is assembled in a terminal surface of the sewage tank (13), the sewage drain is offered to the lower end of a side of the sewage tank (13), the upper end of the sewage tank (13) is assembled with the second hose (17);

cleaning unit (2), locate power pack (1) one end, cleaning unit (2) is equipped with a plurality of second solenoid valves (22) including assembling in hollow suction head (21) of second hose (17) its lower extreme, and second solenoid valve (22) lower extreme is equipped with diameter and the same third hose (23) of U type sampling pipe (3), and cleaning unit (2) still includes and is used for submerging washing liquid basin (24) of U type sampling pipe (3) one end.

2. The automatic cleaning device for the U-shaped sampling pipe according to claim 1, wherein a connecting block (133) is arranged on one end surface of the sewage tank (13), a first electromagnetic valve (14) is arranged at one end of a sewage outlet of the sewage tank (13), a liquid level meter (15) is arranged on one side surface of the connecting block (133), a sensor (151) of the liquid level meter (15) is arranged on an upper cover plate of the sewage tank (13) in a penetrating manner, and an electric connecting wire (141) connected with the first electromagnetic valve (14) is arranged at one end of the liquid level meter (15).

3. The automatic cleaning device for the U-shaped sampling pipe according to claim 1, wherein a first connecting port (131) for inserting the first hose (12) is formed at one end surface of the sewage tank (13), and a second connecting port (132) is formed at the upper end surface of the sewage tank (13).

4. The automatic cleaning device for U-shaped sampling tubes according to claim 3, wherein the power unit (1) further comprises an extension tube (16) fitted in the second connection port (132), and the second hose (17) is fitted to the upper end of the extension tube (16).

5. The automatic cleaning device for the U-shaped sampling tube according to claim 1, wherein the upper end surface of the water suction head (21) is provided with a water collection port (211) for assembling the second hose (17).

6. The automatic cleaning device for the U-shaped sampling tube according to claim 1, wherein a plurality of water suction ports are arranged at the bottom of the disc-shaped water suction head (21), and the second electromagnetic valve (22) is arranged at the lower end of the water suction ports of the water suction head (21).