CN215560669U

CN215560669U - Phosphating tank deslagging system

Info

Publication number: CN215560669U
Application number: CN202122211546.XU
Authority: CN
Inventors: 姜本冲
Original assignee: Qingdao Hairui Coating Equipment Co ltd
Current assignee: Qingdao Hairui Coating Equipment Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-18
Anticipated expiration: 2031-09-13

Abstract

The utility model relates to a deslagging system of a phosphating pool, which comprises a liquid storage pool, an infusion pump, a filter press and a sedimentation cylinder, wherein the liquid storage pool is communicated to the top of the sedimentation cylinder through the infusion pump, the bottom of the sedimentation cylinder is communicated to the filter press, the bottom of the filter press is provided with a liquid collecting tank, and the liquid collecting tank is communicated to the liquid storage pool through a liquid return pump. Utility model's an usage is, utilizes this system to carry out the slagging-off processing in bonderizing pond, and to the frequency of starting that the bonderizing liquid with the volume can greatly reduced pressure filter to reduce the energy consumption, and help improving the life of pressure filter.

Description

Phosphating tank deslagging system

Technical Field

The utility model relates to the field of coating, in particular to a deslagging system of a phosphating pool.

Background

The phosphating process is a process of forming a phosphate chemical conversion coating by chemical and electrochemical reactions, and the formed phosphate chemical conversion coating is called a phosphating coating. The purpose of phosphorization is mainly to protect the base metal and prevent the metal from being corroded to a certain extent; the primer is used for priming before painting, and the adhesive force and the corrosion resistance of a paint film layer are improved; the lubricant is used for antifriction and lubrication in a metal cold working process.

Because of the impurity on the iron workpiece surface, the influence of the working environment, or the reaction in the conversion process, can remain more solid waste residue in the bonderizing pond, if remove the sediment irregularly, can directly influence the quality of bonderizing film to influence the final quality of application.

The existing deslagging system is usually connected with a phosphating pool directly to a filter press, and deslagging is carried out by continuous work of the filter press. The mode not only has larger energy consumption, but also shortens the service life of the filter press in the morning by the continuous work of the filter press, and greatly improves the maintenance cost.

Therefore, a novel deslagging system for a phosphating tank is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of high energy consumption and short service life of a filter press in the deslagging process of the conventional phosphating tank.

According to one aspect of the utility model, the slag removal system for the phosphating pool comprises a liquid storage pool, an infusion pump, a filter press and a sedimentation cylinder, wherein the liquid storage pool is communicated to the top of the sedimentation cylinder through the infusion pump, the bottom of the sedimentation cylinder is communicated to the filter press, a liquid collecting tank is arranged at the bottom of the filter press and is communicated to the liquid storage pool through a liquid return pump.

Through this scheme, the bonderizing liquid in the liquid reserve tank is inhaled and is depositd a back in the sediment section of thick bamboo, can deposit the waste residue to the sediment bobbin base portion under the effect of precipitation to in leaking into the pressure filter through the pipeline, directly carrying out the filter-pressing by the pressure filter and handling, to the bonderizing liquid that the upper strata does not contain the waste residue, then can directly discharge again and get into the liquid reserve tank in the collecting tank of pressure filter inflow bottom under the inoperative condition of pressure filter. Utilize this system to carry out the slagging-off processing in bonderizing pond, to the starting frequency that the phosphating solution of same volume can greatly reduced pressure filter to reduce the energy consumption, and help improving the life of pressure filter.

Preferably, the settling cylinder comprises a top buffer part and a bottom settling part, the settling part is an inverted cone-shaped cylinder, and a tip part at the bottom of the settling part is communicated to the filter press.

Through this scheme, the precipitation portion of taper helps with the waste residue direction to the pressure filter in, reduces the waste residue in precipitating a section of thick bamboo, avoids the waste residue to flow back to the liquid storage tank along with the limpid bonderizing liquid in top, improves the slagging-off effect.

Preferably, the inner wall of the settling part is provided with a spiral guide plate, and the guide plate is inclined downwards along the anticlockwise direction.

Through this scheme, the deflector can make phosphating solution produce the vortex phenomenon at the in-process that the waste residue was discharged into the pressure filter, and the waste residue that strikes a sediment section of thick bamboo lateral wall gathers together to centre and bottom, improves sediment section of thick bamboo's row sediment efficiency, reduces the remaining of waste residue.

Preferably, the bottom of the buffer part is communicated with a clean water pipe, and the clean water pipe is communicated to the liquid storage tank.

By the scheme, after the precipitation is finished, the phosphating solution without impurities at the top can directly flow back to the liquid storage tank through the clear water pipe in a standing state; therefore, new phosphating solution can be further injected for precipitation, and the waste residues are discharged into a filter press for filtering after being deposited to a certain amount, so that the starting frequency of the filter press is further reduced.

Preferably, the bottom of the buffer part is higher than the top of the liquid storage tank, and the clean water pipe is communicated to the top of the liquid storage tank.

Through the scheme, the clear phosphating solution after the precipitation is finished can flow into the liquid storage tank under the action of gravity, so that the energy consumption is further reduced.

The deslagging system of the phosphating tank has the advantages that the structure is simple, the starting frequency of the filter press is greatly reduced on the premise of ensuring the normal deslagging capability, the energy consumption is reduced, meanwhile, the wear of the filter press is favorably reduced, and the maintenance cost is reduced.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic structural diagram of a deslagging system of a phosphating tank according to a first embodiment of the utility model.

Fig. 2 is a schematic structural view of a deslagging system of a phosphating tank according to a second embodiment of the utility model.

Fig. 3 is a schematic cross-sectional structure of the settling tank of fig. 2.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Example one

As shown in fig. 1, the slag removal system for a phosphating tank in the embodiment includes a liquid storage tank 100, an infusion pump 110, a filter press 300, and a sedimentation cylinder 200, wherein the liquid storage tank 100 is communicated with the top of the sedimentation cylinder 200 through the infusion pump 110, the bottom of the sedimentation cylinder 200 is communicated with the filter press 300, a valve is disposed at the bottom of the sedimentation cylinder 200, the valve may be manually controlled or an electric ball valve, a liquid collection tank 310 is disposed at the bottom of the filter press 300, and the liquid collection tank 310 is communicated with the liquid storage tank 100 through a return pump 320.

Through this scheme of this embodiment, after the phosphating solution in the liquid storage tank 100 was inhaled in the section of thick bamboo 200 that deposits, can deposit the waste residue to a section of thick bamboo 200 bottom under the effect of precipitation, leak into pressure filter 300 through the pipeline after opening the valve in, directly carry out the filter-pressing by pressure filter 300 after closing the valve and handle, to depositing the phosphating solution that does not contain the waste residue on the back upper strata, then can open the valve once more and directly flow into the collecting tank 310 of bottom through pressure filter 300 under the circumstances that pressure filter 300 does not work and discharge again and get into liquid storage tank 100 again. Utilize this system to carry out the slagging-off of bonderizing pond and handle, to the starting frequency that the bonderizing liquid of the same volume can greatly reduced pressure filter 300 to reduce the energy consumption, and help improving the life of pressure filter 300, reduce the maintenance cost.

In this embodiment or other embodiments, the settling cylinder 200 includes a top buffer portion 210 and a bottom settling portion 220, the settling portion 220 is an inverted cone-shaped cylinder, and a tip portion of the bottom of the settling portion 220 is connected to the filter press 300. The buffer part 210 is cylindrical, which not only can improve the capacity, but also can help to play a buffer role and reduce the kinetic energy of the phosphating solution introduced into the settling cylinder 200; the conical settling section 220 helps to guide the waste residues to the filter press 300, reduces the residue of the waste residues in the settling cylinder 200, avoids the waste residues from flowing back to the liquid storage tank 100 along with the clear phosphating solution at the top, and improves the slag removal effect.

The technical effect of this embodiment lies in, this bonderizing pond deslagging system simple structure, under the prerequisite of guaranteeing normal slagging-off ability, greatly reduced the start-up frequency of pressure filter, when having reduced the energy consumption, still help reducing the wearing and tearing of pressure filter, reduce the maintenance cost.

Example two

As shown in fig. 2 and fig. 3, the slag removal system for a phosphating tank in the embodiment further includes a spiral guide plate 221 arranged on the inner wall of the settling part 220, wherein the guide plate 221 is inclined downwards along the counterclockwise direction, on the basis of the technical solutions in the embodiments. The guide plate 221 can enable the phosphating solution to generate a vortex phenomenon in the process of discharging the waste residues into the filter press 300, the waste residues on the side wall of the impact precipitation cylinder 200 gather together towards the middle and the bottom, the slag discharge efficiency of the precipitation cylinder 200 is improved, and the residue of the waste residues is reduced, so that the content of the waste residues in the phosphating solution flowing back to the liquid storage tank 100 is reduced.

In this embodiment or other embodiments, the bottom of the buffer portion 220 is communicated with a clean water pipe 230, and the clean water pipe 230 is communicated to the liquid storage tank 100. After the precipitation is finished, the phosphating solution without impurities at the top can directly flow back to the liquid storage tank 100 through the clear water pipe 230 in a standing state; therefore, new phosphating solution can be further injected for precipitation until the waste residue is deposited to a certain amount and then discharged into the filter press 300 for filtration, and the starting frequency of the filter press 300 is further reduced.

In this embodiment or other embodiments, the bottom of the buffer portion 210 is higher than the top of the liquid storage tank 100, the clean water pipe 230 is communicated to the top of the liquid storage tank 100, and the clean water pipe 230 is provided with a clean water valve 231. The clear phosphating solution after the precipitation is finished can flow into the liquid storage tank 100 under the action of gravity, so that the energy consumption is further reduced.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. The slag removal system of the phosphating pool comprises a liquid storage pool, an infusion pump and a filter press and is characterized by further comprising a precipitation cylinder, wherein the liquid storage pool is communicated to the top of the precipitation cylinder through the infusion pump, the bottom of the precipitation cylinder is communicated to the filter press, a liquid collecting tank is arranged at the bottom of the filter press and communicated to the liquid storage pool through a liquid return pump.

2. The deslagging system of the phosphating tank according to claim 1, wherein the sedimentation cylinder comprises a top buffering part and a bottom sedimentation part, the sedimentation part is an inverted cone-shaped cylinder, and a tip part at the bottom of the sedimentation part is communicated to the filter press.

3. The deslagging system of a phosphating tank according to claim 2, wherein the inner wall of the settling section is provided with a spiral guide plate, and the guide plate is inclined downwards along a counterclockwise direction.

4. The deslagging system of the phosphorization tank of claim 2, wherein the bottom of the buffer part is communicated with a clean water pipe, and the clean water pipe is communicated with the liquid storage tank.

5. The deslagging system of a phosphating tank according to claim 4, wherein the bottom of the buffer part is higher than the top of the liquid storage tank, and the clean water pipe is communicated to the top of the liquid storage tank.