High-phosphorus chemical nickel preparation device

Abstract

The utility model relates to the technical field of chemical production equipment, in particular to a high-phosphorus chemical nickel preparation device which comprises a mixing barrel and a stirring mechanism, a feeding port is formed in the upper end of the mixing barrel, a discharging pipe is arranged at the lower end of the mixing barrel, and the stirring mechanism comprises a stirring motor and a stirring shaft assembly. The stirring shaft assembly comprises a stirring shaft, stirring blades and a cleaning scraping plate, the side, away from the stirring shaft, of the cleaning scraping plate abuts against the inner wall of the mixing barrel, a first stop valve and a discharging tee joint are arranged on the discharging pipe, one end of the discharging tee joint is connected with the discharging pipe through a pipeline, and the other end of the discharging tee joint is connected with the stirring shaft. And the other two ends are respectively in pipe connection with a discharge pipe and a circulating filtering device. The circulating filtering device is arranged on the discharging pipe, vertical circulation of raw materials in the mixing barrel is achieved through the circulating filtering device, the mixing efficiency is improved, meanwhile, impurities in the raw materials can be filtered through the filtering mechanism, and the mixing quality is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical production equipment, in particular to a high-phosphorus chemical nickel preparation device. Background Art

[0002] With the rapid development of the electronics industry, higher requirements are placed on the surface treatment technology of printed circuit boards. As an environmentally friendly and efficient surface treatment technology, chemical nickel plating is widely used because it can form a uniform and dense nickel-phosphorus alloy coating on metal and non-metal surfaces.

[0003] The preparation of high-phosphorus chemical nickel typically involves reacting chemical substances such as nickel salts, reducing agents, chelating agents, and stabilizers under strictly controlled conditions to form a nickel-phosphorus mixture with a high phosphorus content. However, current mixing devices are unable to fully mix the materials during use, resulting in the mixed solution failing to meet the established process parameters. Utility Model Content

[0004] The utility model provides a high-phosphorus chemical nickel preparation device to solve the problems of the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: A high-phosphorus chemical nickel preparation device, comprising: a mixing barrel and a stirring mechanism, a feeding port is provided at the upper end of the mixing barrel and a discharge pipe is provided at the lower end, the stirring mechanism comprises a stirring motor fixedly arranged at the upper end of the mixing barrel and a stirring shaft assembly rotatably arranged in the mixing barrel, the output end of the stirring motor passes through the mixing barrel and is transmission-connected to the stirring shaft assembly, the stirring shaft assembly comprises a stirring shaft transmission-connected to the stirring motor and a stirring blade and a cleaning scraper fixedly arranged on the stirring shaft, the side of the cleaning scraper away from the stirring shaft is against the inner wall of the mixing barrel, a first stop valve and a discharge tee are provided on the discharge pipe, one end of the discharge tee is connected to the discharge pipe, and the other two ends are respectively connected to the discharge pipe and a circulating filtering device.

[0006] As a further improvement, the circulating filtration device includes a circulating filtration pump connected to the discharge three-way pipe and a circulating pipe arranged on the circulating filtration pump, and the other end of the circulating pipe is connected to the upper side wall of the mixing barrel.

[0007] As a further improvement, a second stop valve and a sampling tube are provided on the circulation pipe. The sampling tube is provided between the circulation filter pump and the second stop valve and is communicated with the circulation pipe.

[0008] As a further improvement, a cleaning assembly is provided at the upper end of the mixing barrel, and the cleaning assembly includes a spray ring pipe provided in the mixing barrel and a high-pressure water supply pipe connected to the spray ring pipe. The high-pressure water supply pipe passes through the upper end of the mixing barrel and is connected to the external water supply mechanism pipe.

[0009] As a further improvement, a heat-insulating layer is provided on the outside of the mixing barrel, and a constant temperature pipe is designed between the heat-insulating layer and the mixing barrel.

[0010] As a further improvement, a support ring is provided at the bottom end of the mixing barrel, a flow groove is provided through the lower end of the support ring, and the lower end of the stirring shaft is rotatably provided at the upper end of the support ring.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. In actual use, the present invention first pours the raw materials into the mixing barrel from the feed port, then starts the stirring motor, which drives the stirring shaft to rotate, thereby causing the stirring blades fixed on the stirring shaft to stir and mix the raw materials. At the same time, during the stirring process, the cleaning scraper continuously sweeps the inner wall of the mixing barrel to prevent some materials from adhering to the inner wall of the mixing barrel, resulting in incomplete mixing and thus affecting the mixing quality. A circulating filtering device is provided on the discharge pipe, which realizes the up and down circulation between the raw materials in the mixing barrel through the circulating filtering device, thereby improving the mixing efficiency. At the same time, the filtering mechanism can filter out impurities in the raw materials, thereby further improving the mixing quality.

[0013] 2. In actual use, the stop valve on the sampling tube is in a closed state. When sampling of the mixed liquid is required, the stop valve on the sampling tube is simply opened to sample the mixed liquid. The structure is simple, and it is convenient for staff to monitor the mixing state.

[0014] 3. The spray ring pipe of the utility model is provided with a plurality of spray holes pointing to the inner wall of the mixing barrel. After the mixture is combined, the spray ring pipe is supplied with water through an external water source to clean the mixing barrel, replacing traditional manual cleaning and reducing labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0017] Figure 3 For this utility model Figure 1 A magnified view of the middle part A;

[0018] Figure 4 For this utility model Figure 2Enlarged view of part B in the middle.

[0019] In the figure, 1. mixing barrel; 11. feed port; 12. discharge pipe; 21. stirring motor; 22. stirring shaft assembly; 221. stirring shaft; 222. stirring blade; 223. cleaning scraper; 31. first stop valve; 32. discharge tee; 33. discharge pipe; 4. circulation filter device; 41. circulation filter pump; 42. circulation pipe; 421. second stop valve; 422. sampling pipe; 5. cleaning assembly; 51. spray ring pipe; 52. high-pressure water supply pipe; 61. insulation layer; 62. constant temperature pipe; 71. support ring; 72. circulation trough. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0022] Below with reference to the embodiment and the attached Figures 1 to 4 , the technical solution of the utility model is further elaborated.

[0023] Example 1

[0024] A high-phosphorus chemical nickel preparation device comprises: a mixing barrel 1 and a stirring mechanism 2, wherein the upper end of the mixing barrel 1 is provided with a feed port 11 and the lower end is provided with a discharge pipe 12, the stirring mechanism 2 comprises a stirring motor 21 fixedly arranged at the upper end of the mixing barrel 1 and a stirring shaft assembly 22 rotatably arranged in the mixing barrel 1, the output end of the stirring motor 21 passes through the mixing barrel 1 and is transmission-connected to the stirring shaft assembly 22, the stirring shaft assembly 22 comprises a stirring shaft 221 transmission-connected to the stirring motor 21 and a stirring blade 222 and a cleaning scraper 223 fixedly arranged on the stirring shaft 221, the side of the cleaning scraper 223 away from the stirring shaft 221 is against the inner wall of the mixing barrel 1, the discharge pipe 12 is provided with a first stop valve 31 and a discharge tee 32, one end of the discharge tee 32 is connected to the discharge pipe 12, and the other two ends are respectively connected to the discharge pipe 33 and a circulation filtering device 4.

[0025] like Figures 1 to 4 As shown, during actual use of the present invention, the raw materials are first poured into the mixing barrel 1 from the feed port 11, and then the stirring motor 21 is started, and the stirring shaft 221 is driven to rotate by the stirring motor 21, so that the stirring blades 222 fixed on the stirring shaft 221 can achieve stirring and mixing of the raw materials. At the same time, during the stirring process, the cleaning scraper 223 continuously sweeps the inner wall of the mixing barrel 1 to prevent part of the material from adhering to the inner wall of the mixing barrel 1, resulting in incomplete mixing and thus affecting the mixing quality; a circulating filtering device 4 is provided on the discharge pipe 12, and the circulating filtering device 4 is used to realize the up and down circulation between the raw materials in the mixing barrel 1, thereby improving the mixing efficiency. At the same time, the filtering mechanism can filter impurities in the raw materials to further improve the mixing quality.

[0026] As a further preferred embodiment, the circulating filtration device 4 includes a circulating filtration pump 41 connected to the discharge tee 32 pipeline and a circulating pipe 42 arranged on the circulating filtration pump 41, and the other end of the circulating pipe 42 is connected to the upper side wall of the mixing barrel 1.

[0027] Specifically, during the stirring and mixing process, the first stop valve 31 is opened and the stop valve on the discharge pipe 33 is closed. The mixed liquid at the bottom of the mixing barrel 1 is pumped to the upper end of the mixing barrel 1 through the circulating filter pump 41 to realize the up and down circulation of the mixed liquid, thereby avoiding imperfect mixing due to the heavy sinking of some raw materials to the bottom. At the same time, the circulating filter pump 41 has a filtering function, and impurities in the mixed liquid can be filtered and collected during the pumping circulation process to improve the mixing efficiency. When unloading is required, the stop valve on the discharge pipe 33 is opened to complete the unloading.

[0028] As a further preferred embodiment, the circulation pipe 42 is provided with a second stop valve 421 and a sampling pipe 422 . The sampling pipe 422 is provided between the circulation filter pump 41 and the second stop valve 421 and is communicated with the circulation pipe 42 .

[0029] Specifically, during actual use, the stop valve on the sampling tube 422 is in a closed state. When sampling of the mixed liquid is required, the stop valve on the sampling tube 422 only needs to be opened to sample the mixed liquid. The structure is simple and convenient for staff to monitor the mixing state.

[0030] As a further preferred embodiment, a cleaning assembly 5 is provided at the upper end of the mixing barrel 1, and the cleaning assembly 5 includes a spray ring pipe 51 provided in the mixing barrel 1 and a high-pressure water supply pipe 52 connected to the spray ring pipe 51. The high-pressure water supply pipe 52 passes through the upper end of the mixing barrel 1 and is connected to the external water supply mechanism pipeline.

[0031] Specifically, such as Figure 2 As shown, the spray ring pipe 51 is provided with a plurality of spray holes pointing to the inner wall of the mixing barrel 1. After the mixture is combined, the spray ring pipe 51 is supplied with water through an external water source to clean the mixing barrel 1, replacing traditional manual cleaning and reducing labor intensity.

[0032] As a further preferred embodiment, a heat-insulating layer 61 is provided on the outside of the mixing barrel 1 , and a constant temperature pipe 62 is designed between the heat-insulating layer 61 and the mixing barrel 1 .

[0033] Specifically, the temperature is adjusted by injecting a constant temperature medium into the constant temperature tube 62 , so that the temperature in the mixing barrel 1 is always within the range required by the process during the stirring process, thereby improving the mixing quality.

[0034] As a further preferred embodiment, a support ring 71 is provided at the bottom end of the mixing barrel 1, a flow groove 72 is provided at the lower end of the support ring 71, and the lower end of the stirring shaft 221 is rotatably provided at the upper end of the support ring 71 to improve the stability of the equipment.

[0035] The above describes in detail the preferred embodiments of the present invention. It should be understood that those skilled in the art can make numerous modifications and variations based on the concepts of the present invention without inventive effort. Therefore, any technical solutions that can be derived by those skilled in the art based on the concepts of the present invention through logical analysis, reasoning, or limited experimentation based on the existing technology should be within the scope of protection defined by the claims.

Claims

1. A high-phosphorus chemical nickel preparation device, comprising: A mixing barrel (1) and a stirring mechanism (2), wherein the upper end of the mixing barrel (1) is provided with a feed port (11) and the lower end is provided with a discharge pipe (12), the stirring mechanism (2) comprises a stirring motor (21) fixedly arranged at the upper end of the mixing barrel (1) and a stirring shaft assembly (22) rotatably arranged in the mixing barrel (1), the output end of the stirring motor (21) passes through the mixing barrel (1) and is in transmission connection with the stirring shaft assembly (22), and is characterized in that the stirring shaft assembly (22) comprises a stirring motor (21) and a stirring shaft assembly (22) 1) a transmission-connected stirring shaft (221) and a stirring blade (222) and a cleaning scraper (223) fixedly arranged on the stirring shaft (221); the cleaning scraper (223) abuts against the inner wall of the mixing barrel (1) on a side away from the stirring shaft (221); a first stop valve (31) and a discharge tee (32) are provided on the discharge pipe (12); one end of the discharge tee (32) is connected to the discharge pipe (12), and the other two ends are respectively connected to the discharge pipe (33) and the circulating filter device (4).

2. A high-phosphorus chemical nickel preparation device according to claim 1, characterized in that: The circulating filtration device (4) comprises a circulating filtration pump (41) connected to the discharge tee (32) pipeline and a circulating pipe (42) arranged on the circulating filtration pump (41), and the other end of the circulating pipe (42) is connected to the upper side wall of the mixing barrel (1).

3. A high-phosphorus chemical nickel preparation device according to claim 2, characterized in that: The circulation pipe (42) is provided with a second stop valve (421) and a sampling pipe (422). The sampling pipe (422) is provided between the circulation filter pump (41) and the second stop valve (421) and is in communication with the circulation pipe (42).

4. The high-phosphorus chemical nickel preparation device according to claim 1, characterized in that: A cleaning assembly (5) is provided at the upper end of the mixing barrel (1), the cleaning assembly (5) comprising a spray ring pipe (51) provided in the mixing barrel (1) and a high-pressure water supply pipe (52) connected to the spray ring pipe (51); the high-pressure water supply pipe (52) passes through the upper end of the mixing barrel (1) and is connected to an external water supply mechanism pipe.

5. The high-phosphorus chemical nickel preparation device according to claim 1, characterized in that: A heat-insulating layer (61) is provided on the outside of the mixing barrel (1), and a constant temperature pipe (62) is designed between the heat-insulating layer (61) and the mixing barrel (1).

6. The high-phosphorus chemical nickel preparation device according to claim 1, characterized in that: A support ring (71) is provided at the bottom end of the mixing barrel (1), a circulation groove (72) is provided through the lower end of the support ring (71), and the lower end of the stirring shaft (221) is rotatably provided on the upper end of the support ring (71).

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