阅读说明：本技术 一种水质监测用滤网 (Filter screen for water quality monitoring ) 是由 焦学然 张霞 田俊峰 牛云峰 于 2019-09-18 设计创作，主要内容包括：本发明公开了一种水质监测用滤网,包括滤网本体,所述滤网本体的一侧侧壁上固定有一体管,所述滤网本体的内壁上设有与一体管端部连接的导流,所述一体管的内部滑动有活塞,所述活塞的内侧壁固定有连接杆,所述连接杆的端部和一体管的内壁上均固定有电触端,所述活塞与一体管的内壁之间还固定有气囊,所述滤网本体的上侧壁固定有连杆一,所述连杆一的上端安装有转盘,所述转盘的外壁上均匀分布有多个扇叶,所述转盘的外壁上还固定有凸轮,所述滤网本体的外壁上还固定有连杆二。本发明通过在水下滤网表面杂质过多时实现警报器的接通,并通过转盘的转动产生电流,进而通过警报器的工作提示进行滤网的清理。(The invention discloses a filter screen for water quality monitoring, which comprises a filter screen body, wherein an integrated pipe is fixed on the side wall of one side of the filter screen body, a flow guide connected with the end part of the integrated pipe is arranged on the inner wall of the filter screen body, a piston slides in the integrated pipe, a connecting rod is fixed on the inner side wall of the piston, electric contact ends are fixed on the end part of the connecting rod and the inner wall of the integrated pipe, an air bag is fixed between the piston and the inner wall of the integrated pipe, a first connecting rod is fixed on the upper side wall of the filter screen body, a rotary disc is installed at the upper end of the first connecting rod, a plurality of fan blades are uniformly distributed on the outer wall of the rotary disc, a cam is fixed on the outer wall of the rotary disc, and a second connecting rod is. According to the invention, the alarm is switched on when the impurities on the surface of the underwater filter screen are excessive, and the current is generated by the rotation of the rotary disc, so that the filter screen is cleaned through the work prompt of the alarm.)

1. The filter screen for monitoring the water quality comprises a filter screen body (1) and is characterized in that an integral tube (2) is fixed on one side wall of the filter screen body (1), a diversion pipe (5) connected with the end part of the integral tube (2) is arranged on the inner wall of the filter screen body (1), a piston (3) slides inside the integral tube (2), a connecting rod is fixed on the inner side wall of the piston (3), electric contact ends (4) are fixed on the end part of the connecting rod and the inner wall of the integral tube (2), an air bag is fixed between the piston (3) and the inner wall of the integral tube (2), a first connecting rod (6) is fixed on the upper side wall of the filter screen body (1), a rotary disc (7) is installed at the upper end of the first connecting rod (6), a plurality of fan blades (8) are uniformly distributed on the outer wall of the rotary disc (7), and a cam (9) is fixed on the outer wall of the rotary disc (7, still be fixed with two (10) connecting rods on the outer wall of filter screen body (1), the upper end of two (10) connecting rods is fixed with magnet (12), it has coil (13) to slide in magnet (12), the one end that coil (13) are close to cam (9) is fixed with the connecting plate that contacts with cam (9), coil (13) are connected with the battery, the upper end of magnet (12) is fixed with siren (14), two electricity contact end (4) are connected with the battery and are connected with siren (14) through the wire respectively.

2. The filter screen for monitoring the water quality as recited in claim 1, wherein a third connecting rod (11) is fixed on the outer wall of the second connecting rod (10), and a return spring (15) is fixed between the end of the third connecting rod (11) and the coil (13).

3. A water quality monitoring screen according to claim 2 wherein the outer wall of the return spring (15) is sheathed with an insulating material.

4. The filter screen for monitoring water quality according to claim 1, wherein the flow guide surface (5) is arc-shaped.

Technical Field

The invention relates to the technical field of water quality monitoring, in particular to a filter screen for water quality monitoring.

Background

The monitoring of underground water quality refers to monitoring work for monitoring and measuring the types, concentrations and change trends of harmful substances in underground water, evaluating and mastering the pollution condition of underground water quality and knowing the condition of underground water quality and the trend of pollution development.

Generally adopt quality of water sensor etc. to carry out the monitoring of quality of water in the detection engineering of carrying out quality of water, need carry out the absorption settlement through filter screen filtration and impurity bacterium to the water source after the monitoring simultaneously to realize using after the filtration of water, but traditional underwater filter screen can not carry out real-time supervision to the impurity on filter screen surface, easily influences the filtration of water when impurity is too much, and artificial discovery on time can not.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a filter screen for monitoring water quality.

In order to achieve the purpose, the invention adopts the following technical scheme:

a filter screen for water quality monitoring comprises a filter screen body, wherein an integrated pipe is fixed on the side wall of one side of the filter screen body, a flow guide connected with the end part of an integrated pipe is arranged on the inner wall of the filter screen body, a piston slides in the integrated pipe, a connecting rod is fixed on the inner side wall of the piston, electric contact ends are fixed on the end part of the connecting rod and the inner wall of the integrated pipe, an air bag is fixed between the piston and the inner wall of the integrated pipe, a first connecting rod is fixed on the upper side wall of the filter screen body, a rotary disc is installed at the upper end of the first connecting rod, a plurality of fan blades are uniformly distributed on the outer wall of the rotary disc, a cam is fixed on the outer wall of the rotary disc, a second connecting rod is fixed on the outer wall of the filter screen body, a magnet is fixed on the upper end of the second connecting rod, a coil slides in the magnet, the coil is connected with the battery, the upper end of magnet is fixed with the siren, two the electricity touches the end and is connected with the battery and is connected with the siren through the wire respectively.

Preferably, a third connecting rod is fixed on the outer wall of the second connecting rod, and a return spring is fixed between the end of the third connecting rod and the coil.

Preferably, the outer wall of the return spring is sleeved with an insulating material.

Preferably, the flow guide surface is arc-shaped.

Compared with the prior art, this filter screen for water quality monitoring's advantage lies in:

1. the fan blades are arranged, and when the fan blades are contacted with the air flow on the water surface, the fan blades and the rotary disc are driven to rotate, so that the rotation of the cam is realized;

2. the coil is extruded by the cam to move in the magnet to perform cutting magnetic induction line movement, and current is generated in the coil and converted into electric energy to be stored in the storage battery;

3. the flow guide surface is arranged, when more impurities are accumulated on the surface of the filter screen body, water flow cannot pass through the surface of the filter screen body, and under the action of the flow guide surface, the water flow flows to the middle part of the integral pipe to enable the two electric contact ends to be contacted, so that the power-on of the alarm is realized, and a worker is prompted to clean the integral pipe;

in conclusion, the alarm is switched on when the impurities on the surface of the underwater filter screen are excessive, the current is generated through the rotation of the rotary disc, and the filter screen is cleaned through the work prompt of the alarm.

Drawings

FIG. 1 is a schematic structural view of a water quality monitoring filter screen according to the present invention;

fig. 2 is a side view of a magnet in a water quality monitoring filter screen according to the present invention.

In the figure: 1 filter screen body, 2 integrative pipes, 3 pistons, 4 electric contact ends, 5 flow guide surfaces, 6 connecting rods I, 7 turntables, 8 fan blades, 9 cams, 10 connecting rods II, 11 connecting rods III, 12 magnets, 13 coils, 14 alarms and 15 reset springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a filter screen for monitoring water quality, comprising a filter screen body 1, wherein a body tube 2 is fixed on one side wall of the filter screen body 1, a flow guide surface 5 connected with the end of the body tube 2 is arranged on the inner wall of the filter screen body 1, the flow guide surface 5 is arc-shaped, the flow guide surface 5 collects water flow towards the middle, a piston 3 slides in the body tube 2, a connecting rod is fixed on the inner side wall of the piston 3, electric contact ends 4 are fixed on the end of the connecting rod and the inner wall of the body tube 2, an air bag is fixed between the piston 3 and the inner wall of the body tube 2, the two electric contact ends 4 are separated by the air bag, a connecting rod one 6 is fixed on the upper side wall of the filter screen body 1, a rotary disc 7 is installed at the upper end of the connecting rod one 6, a plurality of fan blades 8 are uniformly distributed on the outer wall of the rotary disc 7, strong air, the fan blades 8 and the rotating disc 7 are driven to rotate, and then the cam 9 is rotated.

The outer wall of the rotary disc 7 is also fixed with a cam 9, the outer wall of the filter screen body 1 is also fixed with a second connecting rod 10, the upper end of the second connecting rod 10 is fixed with a magnet 12, a coil 13 slides in the magnet 12, one end of the coil 13 close to the cam 9 is fixed with a connecting plate which is contacted with the cam 9, the coil 13 is connected with a storage battery, the upper end of the magnet 12 is fixed with an alarm 14, two electric contact ends 4 are respectively connected with the storage battery through a lead and the alarm 14 through a lead, when the cam 9 rotates, when the longer end of the cam 9 is contacted with the connecting plate, the coil 13 is extruded to move in the magnet 12 to cut magnetic induction lines, current is generated in the coil 13 and is converted into electric energy to be stored in the storage battery, when impurities on the surface of the filter screen body 1 are accumulated more, water flow cannot pass through the surface of the filter screen body 1, and, the extrusion piston 3 moves in the flow direction integrated pipe 2, and extrudes the air bag to enable the two electric contact ends 4 to be in contact, so that the alarm 14 is communicated with the storage battery to remind a worker of cleaning the filter screen body 1.

A third connecting rod 11 is fixed on the outer wall of the second connecting rod 10, a return spring 15 is fixed between the end of the third connecting rod 11 and the coil 13, an insulating material is sleeved on the outer wall of the return spring 15, when the longer end of the cam 9 rotates away from the connecting plate, the coil 13 moves back under the elastic action of the return spring 15 to perform next cutting magnetic induction line motion, and the insulating material is arranged to avoid electric shock.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The operating principle of the present invention is now explained as follows:

under 1 installation of filter screen body and the surface of water, filter water through filter screen body 1, blow carousel 7 simultaneously and rotate under the effect of the wind-force on the surface of water, and then drive cam 9 and rotate, constantly rotate through cam 9 and the contact of cam 9 and connecting plate, extrusion connecting plate and coil 13 remove in magnet 12, do cutting magnetism and feel linear motion, turn into the electric energy after producing the electric current on the coil 13 and store in the battery, when filter screen body 1 surperficial impurity piles up when more, rivers can't pass through from filter screen body 1's surface, effect through water conservancy diversion face 5, rivers are piled up to inside, extrusion piston 3 removes in the flow direction siphunculus 2, make two electric contact end 4 contact, make siren 14 and battery switch-on, remind the staff to carry out the cleaning work of filter screen body 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.