CN212675431U

CN212675431U - Electrode assembly for accurately controlling electronic water level

Info

Publication number: CN212675431U
Application number: CN202021196398.8U
Authority: CN
Inventors: 周新华
Original assignee: Nanjing Land Technology Co ltd
Current assignee: Nanjing Land Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-09
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an electrode subassembly of accurate control electronic type water level belongs to the electrical control component. The self-evaporation water pump comprises a water collecting tank for self-evaporation, a mounting seat fixedly mounted on the water collecting tank, a first electrode, a second electrode and a third electrode which are fixedly mounted on the mounting seat through screws and have sequentially decreasing lengths, a control panel which is respectively and electrically connected with the first electrode, the second electrode and the third electrode through three groups of wires and connecting terminals, and a self-evaporation water pump which is electrically connected with the control panel; the utility model discloses but the electric conductivity of daily water reaches the purpose that the transmission switched on and the turn-off signal through the height of the electrode detection water level of three different length, especially to special quality of water strong adaptability such as dirty, corruption, owing to be simple on-connection, so interference immunity is also strong, ensures that the machine does not have water yet under the fault condition and can spill outside the machine, influences the safe operation of air conditioner.

Description

Electrode assembly for accurately controlling electronic water level

Technical Field

The utility model belongs to the electrical control component, especially an electrode subassembly of accurate control electronic type water level.

Background

With the continuous improvement of scientific technology and the improvement of the living standard of people, various places need to strictly control the water level, most of the existing water level switches are electronic or mechanical water level switches, and the existing water level switches are determined to have complex structures, high manufacturing cost and poor weather resistance.

At present, some equipment air conditioners in the industries of communication, industry, electric power, broadcasting and television and the like, such as an elevator air conditioner, are placed indoors for use, a condensed water outlet cannot be arranged on an air conditioner outdoor unit due to inconvenient drainage, and the self-evaporation of condensed water is basically realized by utilizing natural evaporation or fan-assisted evaporation. However, the air conditioner outdoor unit is generally placed in a certain narrow space, the temperature is high, the air conditioner outdoor unit cannot be cleaned in time, and the environment is severe. In particular, the water quality of the accumulated water to be evaporated at the evaporation opening is poor and has certain corrosivity. The existing common water level switch has a complex structure and poor anti-interference capability, and can not meet the normal use of the condition for a long time.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides an electrode subassembly of accurate control electronic type water level to solve the water level switch mechanism that current air conditioner product exists complicated, with high costs, the poor problem of weatherability.

The technical scheme is as follows: an electrode assembly for precisely controlling an electronic water level, comprising: the self-evaporation water pump comprises a water collecting tank, a mounting seat, a first electrode, a second electrode and a third electrode, wherein the mounting seat is fixedly mounted on the water collecting tank, the first electrode, the second electrode and the third electrode are fixedly mounted on the mounting seat through screws, the lengths of the first electrode, the second electrode and the third electrode are sequentially decreased, the control panel is respectively and electrically connected with the first electrode, the second electrode and the third electrode through three groups of wires and connecting terminals, and the self-evaporation water pump is electrically connected with the control panel;

when the second electrode is conducted with the first electrode, the control board outputs a channel signal; when the first electrode, the second electrode and the third electrode are conducted simultaneously, the control panel outputs an open circuit signal.

Preferably, the water level safety line of the water collecting tank is positioned between the second electrode and the third electrode.

Preferably, the water collecting tank is an evaporation tray for self-evaporation in a self-evaporation non-drainage air conditioning system.

As a preferable scheme, the water inlet of the water pump is a water receiving tank arranged below the air-conditioning condenser and used for collecting condensed water, and the water outlet of the water pump is an evaporation disc arranged above the air-conditioning condenser and used for self-evaporation.

Preferably, the control board is an integrally formed chip.

As a preferable scheme, the control board adopts a PIC12F615 chip.

Preferably, the first electrode, the second electrode and the third electrode are made of stainless steel wires, and the outer surfaces of the first electrode, the second electrode and the third electrode are plated with a layer of copper or tin.

Preferably, the first electrode, the second electrode, the third electrode and the control panel are printed on a PCB and are fixedly mounted on the water collecting tank for self-evaporation through a mounting seat.

Has the advantages that: the utility model relates to an electrode subassembly of accurate control electronic type water level compares in prior art, has and following advantage:

1. simple structure, the utility model discloses all adopt daily common material can assemble the completion, simple and convenient for preceding structure of taking float and micro-gap switch.

2. The air conditioner has the advantages that the installation is convenient and fast, the maintenance is convenient, the installation is very convenient due to the simple structure, only two screws are needed to fix the electrodes on the specific support, the air conditioner does not need to be disassembled during field maintenance, and the maintenance or the replacement can be carried out only by opening the side cover.

3. The cost is low, the weather resistance is strong, the reaction speed is high, the anti-interference performance is strong, the stainless steel wire, the electric wire, the plastic seat, the terminal and the like adopted in the utility model are common materials in the market, and the cost is very low; the purpose of short circuit and open circuit is achieved simply by utilizing the conductivity of daily water, the weather resistance is strong, the adaptability to special water quality such as dirt and corrosion is strong, the anti-interference performance is strong because the water is simply conducted, and the safe operation of the air conditioner is not influenced because no water leaks out of the air conditioner under the fault condition.

Drawings

Fig. 1 is a schematic view of an electrode assembly structure for precisely controlling an electronic water level.

Fig. 2 is a schematic diagram of the shape of an electrode assembly PCB plate for precisely controlling an electronic water level.

FIG. 3 is a schematic diagram of the operation principle of the electrode assembly passage for precisely controlling the electronic water level.

Fig. 4 is a schematic diagram illustrating the operation principle of the electrode assembly for precisely controlling the electronic water level.

The reference signs are: the device comprises a mounting seat 1, a first electrode 2, a second electrode 3, a third electrode 4, an electric wire 5, a wiring terminal 6 and a PCB 7.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

As shown in fig. 1, an electrode assembly for precisely controlling an electronic water level includes: the electrode comprises a mounting seat 1, a first electrode 2, a second electrode 3, a third electrode 4, an electric wire 5 and a wiring terminal 6.

The water collecting tank is an evaporation tray for self-evaporation in the self-evaporation water-free air conditioning system. The mounting seat 1 is made of plastic and is fixedly mounted on the evaporation tray along the wall. The first electrode 2, the second electrode 3 and the third electrode 4 are fixedly installed on the installation seat 1 through screws, the lengths of the first electrode 2, the second electrode 3 and the third electrode 4 are sequentially reduced, and a water level safety line of the water collecting tank is located between the second electrode 3 and the third electrode 4. The first electrode 2, the second electrode 3, the third electrode 4 and respective wires 5 are connected together through a mounting seat 1, and then the wires 5 are fixed on a control board through a wiring terminal 6, wherein the control board adopts an integrally formed chip, and the model is a PIC12F615 chip. The control panel is electrically connected with a self-evaporation water pump, a water inlet of the water pump is a water receiving tank arranged below the air conditioner condenser and used for collecting condensed water, and a water outlet of the water pump is arranged on an evaporation disc above the air conditioner condenser and used for self-evaporation. When the second electrode 3 is conducted with the first electrode 2, the control board outputs a channel signal, the water pump is started, and condensed water is transported to the evaporation disc to achieve a self-evaporation effect; when the first electrode 2, the second electrode 3 and the third electrode 4 are conducted simultaneously, the control panel outputs an open circuit signal, and the machine is shut down for protection, so that the condensate water is prevented from overflowing.

In a further implementation process, the first electrode 2, the second electrode 3 and the third electrode 4 are made of stainless steel wires, and the outer surfaces of the stainless steel wires are plated with a layer of copper or tin. Because the evaporating dish is generally placed in a certain narrow and small space, the temperature is higher, and can not in time obtain the clearance, and its environment is comparatively abominable, therefore treats that the quality of water of evaporating ponding is relatively poor in the evaporating dish, has certain corrosivity moreover. By the arrangement, the corrosion resistance of the electrode can be improved, and the service life of the electrode can be prolonged.

In the actual use process, in order to improve the product standardization and the installation convenience, as shown in fig. 2, the first electrode 2, the second electrode 3, the third electrode 4, the connecting terminal 6 and the control panel are printed on the PCB 7 and are fixedly installed on the water collecting tank for self-evaporation through the installation seat. By the arrangement, errors of wiring and assembly and the size of the electrode assembly are greatly reduced, and the installation stability of the electrode assembly is improved.

In order to facilitate understanding of the technical scheme of the electrode assembly for accurately controlling the electronic water level, the working principle of the electrode assembly is briefly described as follows: the utility model discloses but utilize daily water electric conductivity to reach the transmission and switch on and the purpose of turn-off signal through the height of the stainless steel wire detection water level of three different length. Specifically, as shown in fig. 3, when the water level in the evaporation pan just submerges the second electrode 3 and the first electrode 2, and the second electrode 3 is conducted with the first electrode 2, the control board outputs a channel signal, the water pump is started, condensed water in the water receiving tank is transported to the evaporation pan, and self-evaporation of the condensed water is realized through self-evaporation or fan-assisted evaporation; as shown in fig. 4, when the water level in the evaporation pan submerges the second electrode 3, the first electrode 2 and the third electrode 4, and the first electrode 2, the second electrode 3 and the third electrode 4 are simultaneously conducted, the control board outputs a breaking signal, so that the machine is shut down and protected, condensed water is prevented from overflowing, no water can leak out of the machine even if the machine is in a fault condition, and the safe operation of the air conditioner cannot be influenced.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

Claims

1. An electrode assembly for precisely controlling an electronic water level, comprising: the self-evaporation water pump comprises a water collecting tank, a mounting seat, a first electrode, a second electrode and a third electrode, wherein the mounting seat is fixedly mounted on the water collecting tank, the first electrode, the second electrode and the third electrode are fixedly mounted on the mounting seat through screws, the lengths of the first electrode, the second electrode and the third electrode are sequentially decreased, the control panel is respectively and electrically connected with the first electrode, the second electrode and the third electrode through three groups of wires and connecting terminals, and the self-evaporation water pump is electrically connected with the control panel;

2. The electrode assembly for precisely controlling an electronic water level according to claim 1, wherein a water level safety line of the water collecting tank is located between the second and third electrodes.

3. The electrode assembly for precisely controlling an electronic water level according to claim 1, wherein the water collecting tank is an evaporation pan for self-evaporation in a self-evaporation non-drainage air conditioning system.

4. The electrode assembly for precisely controlling an electronic water level according to claim 3, wherein the water inlet of the water pump is a water receiving tank for collecting condensed water disposed below the air conditioner condenser, and the water outlet thereof is an evaporation pan for self-evaporation disposed above the air conditioner condenser.

5. The electrode assembly for precisely controlling an electronic water level according to claim 1, wherein the control board is an integrally formed chip.

6. The electrode assembly for precisely controlling electronic water level according to claim 5, wherein the control board employs PIC12F615 chip.

7. The electrode assembly for precisely controlling an electronic water level according to claim 1, wherein the first, second and third electrodes are made of stainless steel wire or sheet and plated with a layer of copper or tin on an outer surface thereof.

8. The electrode assembly for precisely controlling an electronic water level according to any one of claims 1 to 6, wherein the first electrode, the second electrode, the third electrode and the control board are printed on a PCB and are fixedly mounted on a header tank for self-evaporation through a mounting seat.