CN213160649U

CN213160649U - Coating auxiliary agent adds device

Info

Publication number: CN213160649U
Application number: CN202021743790.XU
Authority: CN
Inventors: 杨孝国
Original assignee: Guangzhou Xianghai Biotechnology Co ltd
Current assignee: Guangzhou Xianghai Biotechnology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-11
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a coating auxiliary agent adding device, which comprises auxiliary agent storage tanks and a coating barrel, wherein the bottom of each auxiliary agent storage tank is connected with a first liquid outlet pipeline, an auxiliary agent buffering part is arranged on the first liquid outlet pipeline, the lower end of the auxiliary agent buffering part is connected with a second liquid outlet pipeline, a first electronic control valve is arranged at the joint of the first liquid outlet pipeline and the upper end of the auxiliary agent buffering part, the lower end of the auxiliary agent buffering part is provided with a second flow control valve, the first electronic control valve and the second flow control valve are connected with a control unit, the auxiliary agent buffering part sequentially comprises a flow dividing pipe, a containing cavity and a release pipe from top to bottom, an auxiliary agent enters the containing cavity through a flow half pipe of the flow dividing pipe, an induction probe is arranged at the junction of a loading half pipe of the flow dividing pipe and the containing cavity, and the control unit controls the first electronic control valve and the second flow control valve to be opened and closed according to detection information of the induction probe; the scheme ensures that the added coating auxiliary agent is more accurate and more uniform, and improves the overall quality of the coating.

Description

Coating auxiliary agent adds device

Technical Field

The utility model relates to a coating processing technology field, concretely relates to coating auxiliary agent adds device.

Background

The coating additives are substances which are added into a coating formula in a small amount, can play a role in controlling or enhancing the performance of the coating, plays an important role in the production process of the coating, one or more coating additives are often added in the production process of the coating to optimize a series of performances such as viscosity, stability, flame retardance, waterproofness and the like of the coating, the quality of the coating has a great relationship with the metering of the added coating additives, and therefore, the addition amount of the additives needs to be strictly controlled in the production process of the coating.

The existing coating auxiliary agent adding device mostly adopts a control device to control a valve so as to control the amount of the coating auxiliary agent in a liquid conveying pipeline, and the pipeline is directly connected into a coating stirring barrel, but the control method has some defects;

when the flow rate of the auxiliary agent is high, because the valve needs time to be opened and closed, the addition amount of the coating auxiliary agent is inaccurate, and an excessive amount or a small amount of the coating auxiliary agent can be caused, so that the quality of the coating is greatly and negatively influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coating auxiliary agent adds device to solve among the prior art coating auxiliary agent and add the unsafe problem of device addition auxiliary agent volume.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

a coating auxiliary agent adding device comprises a plurality of auxiliary agent storage tanks and a coating barrel connected with all the auxiliary agent storage tanks, wherein the bottom of each auxiliary agent storage tank is connected with a first liquid outlet pipeline, an auxiliary agent buffering part used for buffering and metering the addition amount of auxiliary agents is arranged on each first liquid outlet pipeline, the lower end of each auxiliary agent buffering part is connected with a second liquid outlet pipeline connected with the coating barrel, a first electronic control valve is arranged at the joint of the first liquid outlet pipeline and the upper end of the auxiliary agent buffering part, a second flow control valve is installed at the lower end of each auxiliary agent buffering part, and the first electronic control valve and the second flow control valve are both connected with a control unit;

auxiliary agent buffer portion from the top down includes the shunt tubes in proper order, holds the cavity and releases the pipe, the inner chamber of shunt tubes will through vertical minute board the shunt tubes divide into the circulation half pipe and carry the position half pipe, the auxiliary agent in the auxiliary agent holding vessel passes through the circulation half pipe enters into in holding the cavity, first electronic control valve is installed the circulation half pipe with hold the junction of cavity, carry the position half pipe with hold the junction of cavity be equipped with the inductive probe of control unit electric connection, inductive probe is used for detecting hold the auxiliary agent liquid level in the cavity, the control unit basis inductive probe's detection information control first electronic control valve with opening and closing of second flow control valve.

As the utility model discloses a preferred scheme, the shunt tubes pass through the mode of screw thread interlock with the lower extreme of first liquid outlet pipe is connected, the release pipe pass through the mode of screw thread interlock with the upper end of second liquid outlet pipe is connected.

As a preferred aspect of the present invention, the first electronic control valve is used for controlling the outflow of the coating auxiliary in the auxiliary storage tank, the second flow control valve is used for quantitatively controlling the accommodation cavity in which the auxiliary flows into the coating bucket, and the control unit controls the first electronic control valve and the second flow control valve to work in completely opposite states.

As a preferable scheme of the present invention, the control unit is specifically a processing chip of CY7C67300-100AXI model of CYPRESS.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses add coating auxiliary agent buffering portion, through concentrating the coating auxiliary agent buffering portion earlier with the auxiliary agent, detect the solvent volume in the coating auxiliary agent buffering portion again, guarantee that the coating auxiliary agent that adds is more accurate, more even, promote the holistic quality of coating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic structural view of a coating additive adding device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of an auxiliary agent buffer portion provided in an embodiment of the present invention;

fig. 3 is a control structure block diagram of an auxiliary agent adding process provided by the embodiment of the present invention.

The reference numerals in the drawings denote the following, respectively:

1-an auxiliary agent storage tank; 2-a paint bucket; 3-a first liquid outlet pipeline; 4-an auxiliary agent buffer part; 5-a second liquid outlet pipeline; 6-a first electronically controlled valve; 7-a second flow control valve; 8-a control unit; 9-an inductive probe;

401-shunt tube; 402-a containment cavity; 403-a release tube; 404-vertical split plate; 405-a flow-through half-tube; 406-carry site half tube.

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 figure 1, a coating auxiliary agent adds device, because the auxiliary agent of coating adds the in-process, if add under the very fast condition of speed, the measurement accuracy that utilizes the flow valve is then lower, lead to the auxiliary agent to add the in-process problem that the dosage is inaccurate easily appears, this embodiment is for solving above-mentioned problem, add coating auxiliary agent buffer, concentrate the coating auxiliary agent buffer earlier through the auxiliary agent earlier, detect the solvent volume in the coating auxiliary agent buffer again, guarantee that the coating auxiliary agent of adding is more accurate, more even, promote the holistic quality of coating.

Specifically include a plurality of auxiliary agent holding vessel 1 and scribble storage bucket 2 be connected with all auxiliary agent holding vessel 1, every the bottom of auxiliary agent holding vessel 1 all is connected with first liquid outlet pipe 3, be equipped with on the first liquid outlet pipe 3 and be used for carrying out the auxiliary agent buffer 4 that buffers the measurement to the auxiliary agent addition, the lower extreme of auxiliary agent buffer 4 is connected with and scribbles storage bucket 2 and be connected second liquid outlet pipe 5, first liquid outlet pipe 3 with the junction of auxiliary agent buffer 4 upper end is equipped with first electronic control valve 6, just second flow control valve 7 is installed to the lower extreme of auxiliary agent buffer 4, first electronic control valve 6 with second flow control valve 7 all is connected with the control unit 8.

The auxiliary agent in the auxiliary agent storage tank 1 flows into the auxiliary agent buffering part 4 through the first liquid outlet pipeline 3, at the moment, the first electronic control valve 6 is opened, the second flow control valve 7 is closed, when the capacity of the auxiliary agent in the auxiliary agent buffering part 4 reaches a set required value, the first electronic control valve 6 is closed, the second flow control valve 7 is opened, the auxiliary agent in the auxiliary agent buffering part 4 flows into the coating bucket 2 through the second liquid outlet pipeline 5, and quantitative and accurate addition operation of the coating auxiliary agent is achieved.

As shown in fig. 1 to 3, the arrows in fig. 3 indicate the information transmission process, and the process and principle of the auxiliary agent buffer 4 for detecting the auxiliary agent capacity are as follows: the auxiliary agent buffer part 4 comprises a shunt pipe 401, a containing cavity 402 and a release pipe 403 from top to bottom in sequence, an inner cavity of the shunt pipe 401 is divided into a circulation half pipe 405 and a carrying position half pipe 406 through a vertical split plate 404, an auxiliary agent in the auxiliary agent storage tank 1 enters the containing cavity 402 through the circulation half pipe 405, a first electronic control valve 6 is installed at the joint of the circulation half pipe 405 and the containing cavity 402, an induction probe 9 electrically connected with the control unit 8 is arranged at the junction of the carrying position half pipe 406 and the containing cavity 402, the induction probe 9 is used for detecting the liquid level of the auxiliary agent in the containing cavity 402, and the control unit 8 controls the first electronic control valve 6 and the second flow control valve 7 to be opened and closed according to detection information of the induction probe 9.

The shunt pipe 401 is connected with the lower end of the first liquid outlet pipe 3 in a threaded engagement manner, and the release pipe 403 is connected with the upper end of the second liquid outlet pipe 5 in a threaded engagement manner, that is, the whole auxiliary agent buffer part 4 can be replaced, so that the auxiliary agent buffer part 4 is replaced to adapt to the metering of auxiliary agents with different requirements under the metering condition with different requirements.

For example, if 400g of the additive A is required at present, the specific implementation steps are as follows:

firstly, selecting a corresponding auxiliary agent buffering part 4 to be connected between a first liquid outlet pipeline 3 and a second liquid outlet pipeline 5, wherein a first electronic control valve 6 is opened at the moment, and a second flow control valve 7 is closed;

secondly, the auxiliary agent in the auxiliary agent storage tank 1 flows into the accommodating cavity 402 through the first liquid outlet pipeline 3 and the shunt pipe 401, the auxiliary agent is continuously accumulated in the accommodating cavity 402 until the auxiliary agent is monitored by the induction probe 9 at the junction of the flow half pipe 405 and the accommodating cavity 402, and the auxiliary agent is metered by 400g at the moment;

thirdly, when the control unit 8 receives a signal that the inductive probe 9 monitors the auxiliary agent, the first electronic control valve 6 is immediately controlled to be closed, the second flow control valve 7 is opened, and the auxiliary agent in the accommodating cavity 402 flows into the coating bucket 2 through the second liquid outlet pipeline 5;

and fourthly, when the monitored flow in the second flow control valve 7 is zero, the control unit 8 controls the second flow control valve 7 to be closed again, and the first electronic control valve 6 is opened.

The first electronic control valve 6 is used for controlling the outflow of the coating auxiliary agent in the auxiliary agent storage tank 1, the second flow control valve 7 is used for enabling the auxiliary agent with a fixed quantity in the accommodating cavity 402 to flow into the coating barrel 2, the control unit 8 regulates and controls the working states of the first electronic control valve 6 and the second flow control valve 7 to be completely opposite, when the stored material is metered, the first electronic control valve 6 is opened, the second flow control valve 7 is closed, and when the fixed quantity of the auxiliary agent is added, the first electronic control valve 6 is closed, and the second flow control valve 7 is opened.

In addition, as a design point of the present embodiment, since the first electronic control valve 6 of the present embodiment is installed at a connection point of the flow half pipe 405 and the housing chamber 402 and the second flow control valve 7 is installed at a connection point of the housing chamber 402 and the release pipe 403, the volume of the auxiliary agent between the first electronic control valve 6 and the second flow control valve 7 is completely the same as the size of the housing chamber 402, and the amount of addition of the auxiliary agent can be accurately controlled.

It should be added that the control unit 8 is specifically a processing chip of CY7C67300-100AXI model of CYPRESS, and the sensing probe 9 is specifically a commonly used liquid level sensor, and in this embodiment, the control unit 8 is mainly used to regulate and control the alternate opening and closing operations of the second flow control valve 7 and the first electronic control valve 6 according to the information of the sensing probe 9 and the second flow control valve 7, so as to implement accurate metering of the coating additive.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. A coating auxiliary agent adds device which characterized in that: the auxiliary agent storage tank comprises a plurality of auxiliary agent storage tanks (1) and coating barrels (2) connected with all the auxiliary agent storage tanks (1), wherein the bottom of each auxiliary agent storage tank (1) is connected with a first liquid outlet pipeline (3), an auxiliary agent buffering part (4) used for buffering and metering the addition amount of auxiliary agents is arranged on each first liquid outlet pipeline (3), the lower end of each auxiliary agent buffering part (4) is connected with a second liquid outlet pipeline (5) connected with the corresponding coating barrel (2), a first electronic control valve (6) is arranged at the joint of each first liquid outlet pipeline (3) and the upper end of each auxiliary agent buffering part (4), a second flow control valve (7) is installed at the lower end of each auxiliary agent buffering part (4), and the first electronic control valve (6) and the second flow control valve (7) are both connected with a control unit (8);

auxiliary agent buffer portion (4) from the top down includes shunt tubes (401), holds cavity (402) and release pipe (403) in proper order, the inner chamber of shunt tubes (401) passes through vertical minute board (404) will shunt tubes (401) divide into circulation half pipe (405) and carry position half pipe (406), auxiliary agent in auxiliary agent holding vessel (1) passes through circulation half pipe (405) enter into hold cavity (402) in, first electronic control valve (6) are installed circulation half pipe (405) with hold the junction of cavity (402), carry position half pipe (406) with hold the junction of cavity (402) be equipped with control unit (8) electric connection's inductive probe (9), inductive probe (9) are used for detecting the auxiliary agent liquid level in holding cavity (402), control unit (8) are according to the detection information control of inductive probe (9) first electronic control valve (6) with second flow control valve (6) are controlled And opening and closing the valve (7).

2. The coating additive adding device according to claim 1, wherein: the shunt pipe (401) is connected with the lower end of the first liquid outlet pipe (3) in a threaded meshing mode, and the release pipe (403) is connected with the upper end of the second liquid outlet pipe (5) in a threaded meshing mode.

3. The coating additive adding device according to claim 1, wherein: the first electronic control valve (6) is used for controlling the outflow of the coating auxiliary agent in the auxiliary agent storage tank (1), the second flow control valve (7) is used for enabling the auxiliary agent in the containing cavity (402) to flow into the coating barrel (2) in a fixed amount, and the control unit (8) regulates and controls the working states of the first electronic control valve (6) and the second flow control valve (7) to be completely opposite.

4. A coating auxiliary adding apparatus according to claim 3, wherein: the control unit (8) is a processing chip of CY7C67300-100AXI model of CYPRESS.