Environmentally friendly PCB etching liquid recycling device

Abstract

The environmentally friendly PCB etching liquid recycling and reuse device comprises an extraction mechanism and a filtering mechanism. The extraction mechanism consists of a support seat, an extraction kettle, a stirring motor, a stirring shaft, a stirring plate, a feeding pipe, a discharging valve, an electronic telescopic rod, a water suction pump, a connecting hose, a heating coil, a temperature sensor and a control panel. The extraction kettle of the extraction mechanism is provided with a filtering mechanism, and the filtering mechanism consists of a mounting bracket, a feeding kettle and a filtering plate. Since the utility model is provided with an extraction mechanism, the mechanism is not only provided with a stirring plate inside, which can fully stir the etching liquid and the extractant, but also can adjust the temperature inside the extraction kettle through the heating coil inside the mechanism, thereby improving the extraction efficiency of the equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of etching liquid recovery, in particular to an environmentally friendly PCB board etching liquid recovery and reuse device. Background Art

[0002] PCB is an important support for electronic components, and plays a major role in carrying and connecting electronic components. Its production process is relatively complicated, and the copper etching process, as an important link in its production process, plays a key role in the PCB industry. As the etching reaction proceeds, the amount of dissolved copper increases and the Cu2+ concentration decreases, and the etching ability of the etching solution also decreases, so that it can no longer meet the etching reaction requirements and gradually loses its etching ability, which eventually leads to a huge amount of copper-containing etching waste liquid.

[0003] According to the Chinese patent number: CN 219670655 U, an etching liquid recovery and delivery device with an addition structure is disclosed, including a delivery body, a grouping addition mechanism and a preheating treatment mechanism, the top of the delivery body is provided with a grouping addition mechanism, and the other end of the delivery body is provided with a preheating treatment mechanism, and the grouping addition mechanism includes an addition tube, a threaded cover, a water level tank, a connecting tube and a valve. The etching liquid recovery and delivery device with an addition structure can perform comparative material addition through four groups of distributed addition tubes during the etching liquid delivery process, which is convenient for users to add according to different etching liquid recovery requirements and characteristics, complete the proportioning in advance through the four groups of addition tubes, and then open the valve to allow the additive to flow into the connecting tube connected below through the connecting tube, and mix with the recovered etching liquid, completing the addition process is convenient for subsequent recycling and reuse, and providing convenience for the etching liquid recovery process.

[0004] However, during the use of the existing PCB etching liquid recovery and recycling device, the etching liquid extraction recovery efficiency is greatly affected by temperature, but the traditional equipment does not have the function of temperature control, resulting in a low etching liquid recovery efficiency of the equipment. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the problem that the etching liquid recovery efficiency of the existing PCB board etching liquid recovery and reuse device is greatly affected by temperature during use, but the traditional equipment does not have the function of temperature control, resulting in low equipment etching liquid recovery efficiency.

[0006] The technical solution adopted to solve the above technical problems is:

[0007] The environmentally friendly PCB etching liquid recovery and reuse device comprises an extraction mechanism and a filtering mechanism. The extraction mechanism consists of a support seat, an extraction kettle, a stirring motor, a stirring shaft, a stirring plate, a feeding pipe, a discharging valve, an electronic telescopic rod, a water suction pump, a connecting hose, a heating coil, a temperature sensor and a control panel. The extraction kettle of the extraction mechanism is provided with a filtering mechanism, and the filtering mechanism consists of a mounting bracket, a feeding kettle and a filtering plate.

[0008] As a preferred technical solution of the utility model, a fixing hole is provided on the support base of the extraction mechanism, an extraction kettle is provided on the support base, and a visual window is provided on the extraction kettle for user observation.

[0009] As an optimal technical solution of the utility model, a stirring motor is provided on the upper side of the extraction kettle, and a motor bracket is provided on the stirring motor to improve the stability of the operation of the rotating motor. A stirring shaft is provided inside the extraction kettle, and a stirring plate is provided on the stirring shaft, and the stirring shaft is connected to the stirring motor power.

[0010] As a preferred technical solution of the utility model, a feed pipe is provided on the upper side of the extraction kettle, a discharge valve is provided on the lower side of the extraction kettle, an electronic telescopic rod is provided on the extraction kettle, a water suction pump is provided next to the electronic telescopic rod, a connecting hose is provided on the mounting plate on the lower side of the electronic telescopic rod, the connecting hose is connected to the water suction pump, and a discharge pipe is provided on the water suction pump.

[0011] As a preferred technical solution of the utility model, a temperature sensor is provided at the bottom of the extraction kettle, a heating coil is provided at the bottom of the extraction kettle, and a control panel is provided on the upper side of the extraction kettle. The temperature sensor can transmit the measured temperature to the control panel through an electrical signal, and the control panel consists of an LED display, control buttons and indicator lights.

[0012] As a preferred technical solution of the utility model, a mounting bracket of a filter mechanism is provided on the upper side of the extraction kettle, a feed kettle is provided on the mounting bracket, a filter plate is provided inside the feed kettle, and the filter plate is replaceable.

[0013] The beneficial effects of the utility model are:

[0014] Since the utility model is provided with an extraction mechanism, the mechanism is not only provided with a stirring plate inside to fully stir the etching liquid and the extractant, but also can adjust the temperature inside the extraction kettle through the heating coil inside the mechanism, thereby improving the extraction efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2It is an axial view of the utility model;

[0017] Figure 3 for Figure 1 A partial enlarged view of middle A;

[0018] Figure 4 Schematic diagram of temperature regulation principle.

[0019] In the figure: 1. extraction mechanism; 2. filtering mechanism; 3. support seat; 4. extraction kettle; 5. stirring motor; 6. stirring shaft; 7. stirring plate; 8. feeding pipe; 9. discharge valve; 10. electronic telescopic rod; 11. water suction pump; 12. connecting hose; 13. control panel; 14. mounting bracket; 15. feeding kettle; 16. filtering plate; 17. heating coil; 18. temperature sensor. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0023] In the above description of the utility model, it should be noted that the terms "one side", "the other side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0024] In addition, the term "same" does not mean that the parts must be absolutely the same, but slight differences are allowed. The term "vertical" only means that the positional relationship between the parts is more vertical than "parallel", and does not mean that the structure must be completely vertical, but can be slightly tilted.

[0025] Embodiment 1

[0026] exist Figure 1-4 The utility model provides a technical solution: an environmentally friendly PCB etching liquid recovery and reuse device, comprising an extraction mechanism 1 and a filtering mechanism 2, the extraction mechanism 1 is composed of a support seat 3, an extraction kettle 4, a stirring motor 5, a stirring shaft 6, a stirring plate 7, a feeding pipe 8, a discharge valve 9, an electronic telescopic rod 10, a water suction pump 11, a connecting hose 12, a heating coil 17, a temperature sensor 18 and a control panel 13, the extraction kettle 4 of the extraction mechanism 1 is provided with a filtering mechanism 2, and the filtering mechanism 2 is composed of a mounting bracket 14, a feeding kettle 15 and a filtering plate 16.

[0027] In one aspect of the present embodiment, a fixing hole is provided on the support base 3 of the extraction mechanism 1, an extraction kettle 4 is provided on the support base 3, a visual window is provided on the extraction kettle 4, a stirring motor 5 is provided on the upper side of the extraction kettle 4, a motor bracket is provided on the stirring motor 5, a stirring shaft 6 is provided inside the extraction kettle 4, a stirring plate 7 is provided on the stirring shaft 6, the etching liquid and the extraction liquid can be fully blended, the stirring shaft 6 is connected to the stirring motor 5, a feeding pipe 8 is provided on the upper side of the extraction kettle 4, a discharge valve 9 is provided on the lower side of the extraction kettle 4, an electronic telescopic rod 10 is provided on the extraction kettle 4, a water suction pump 11 is provided next to the electronic telescopic rod 10, a connecting hose 12 is provided on the mounting plate on the lower side of the electronic telescopic rod 10, the connecting hose 12 is connected to the water suction pump 11, and a discharge pipe is provided on the water suction pump 11, a temperature sensor 18 is provided at the bottom of the extraction kettle 4, a heating coil 17 is provided at the bottom of the extraction kettle 4, and a control panel 13 is provided on the upper side of the extraction kettle 4. The temperature sensor 18 can transmit the measured temperature to the control panel 13 through an electrical signal, so that the user can observe the temperature in the extraction kettle 4. The control panel 13 is composed of an LED display, control buttons and indicator lights.

[0028] In one aspect of this embodiment, a mounting bracket 14 of the filter mechanism 2 is provided on the upper side of the extraction kettle 4, a feed kettle 15 is provided on the mounting bracket 14, a filter plate 16 is provided inside the feed kettle 15, and the filter plate 16 is replaceable and can filter impurities.

[0029] The working principle of the utility model is as follows: during the use of the utility model, the user pours the used etching liquid through the feed kettle 15, and pours the extraction liquid from the feed pipe 8 at the same time, and starts the stirring motor 5 through the control panel 13 to drive the stirring plate 7 on the stirring shaft 6 to rotate, and at the same time inputs the extraction temperature through the control panel 13, and controls the power of the heating coil 17 under the feedback of the temperature sensor 18, so as to adjust the extraction temperature. After the extraction is completed, the mixed solution is precipitated and layered, and then the electronic telescopic rod 10 is controlled to move, and the upper layer of solution is discharged under the action of the water suction pump 11, so as to complete the separation of the etching liquid, and then the lower layer of solution is discharged through the discharge valve 9.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An environmentally friendly PCB etching solution recycling device, comprising an extraction mechanism (1) and a filtering mechanism (2), characterized in that: The extraction mechanism (1) is composed of a support base (3), an extraction kettle (4), a stirring motor (5), a stirring shaft (6), a stirring plate (7), a feeding pipe (8), a discharge valve (9), an electronic telescopic rod (10), a water suction pump (11), a connecting hose (12), a heating coil (17), a temperature sensor (18) and a control panel (13). The extraction kettle (4) of the extraction mechanism (1) is provided with a filtering mechanism (2), and the filtering mechanism (2) is composed of a mounting bracket (14), a feeding kettle (15) and a filtering plate (16).

2. The environmentally friendly PCB etching solution recycling device according to claim 1, characterized in that: A fixing hole is provided on the support base (3) of the extraction mechanism (1), an extraction kettle (4) is provided on the support base (3), and a viewing window is provided on the extraction kettle (4).

3. The environmentally friendly PCB etching solution recycling device according to claim 2 is characterized in that: A stirring motor (5) is provided on the upper side of the extraction kettle (4), a motor bracket is provided on the stirring motor (5), a stirring shaft (6) is provided inside the extraction kettle (4), a stirring plate (7) is provided on the stirring shaft (6), and the stirring shaft (6) is connected to the stirring motor (5) in a power manner.

4. The environmentally friendly PCB etching liquid recycling device according to claim 3 is characterized in that: The extraction kettle (4) is provided with a feed pipe (8) on the upper side, and a discharge valve (9) is provided on the lower side of the extraction kettle (4). The extraction kettle (4) is provided with an electronic telescopic rod (10), and a water suction pump (11) is provided next to the electronic telescopic rod (10). A connecting hose (12) is provided on a mounting plate on the lower side of the electronic telescopic rod (10), and the connecting hose (12) is connected to the water suction pump (11). The water suction pump (11) is provided with a discharge pipe.

5. The environmentally friendly PCB etching liquid recycling device according to claim 4 is characterized in that: A temperature sensor (18) is provided at the bottom of the extraction kettle (4), a heating coil (17) is provided at the bottom of the extraction kettle (4), and a control panel (13) is provided on the upper side of the extraction kettle (4). The temperature sensor (18) can transmit the measured temperature to the control panel (13) through an electrical signal, and the control panel (13) is composed of an LED display screen, control buttons and indicator lights.

6. The environmentally friendly PCB etching liquid recycling device according to claim 1 is characterized in that: A mounting bracket (14) for the filter mechanism (2) is provided on the upper side of the extraction kettle (4), a feed kettle (15) is provided on the mounting bracket (14), a filter plate (16) is provided inside the feed kettle (15), and the filter plate (16) is replaceable.

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