CN202482465U - Nanometer diamond micro powder composite chromium plating pump cylinder - Google Patents
Nanometer diamond micro powder composite chromium plating pump cylinder Download PDFInfo
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- CN202482465U CN202482465U CN2012200744802U CN201220074480U CN202482465U CN 202482465 U CN202482465 U CN 202482465U CN 2012200744802 U CN2012200744802 U CN 2012200744802U CN 201220074480 U CN201220074480 U CN 201220074480U CN 202482465 U CN202482465 U CN 202482465U
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- chromium plating
- plating
- composite chromium
- plating layer
- diamond micro
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Abstract
The utility model discloses a nanometer diamond micro powder composite chromium plating pump cylinder. A surface layer of the pump cylinder is provided with a composite chromium plating layer. Nanometer diamond powder particles are arranged inside the composite chromium plating layer in a distribution mode, and therefore abrasion resistance and corrosion resistance of the pump cylinder can be greatly improved. Hardness of the composite chromium plating layer is 1300 vikers hardness (HV) 100. The hardness of the composite chromium plating layer is high and the abrasion resistance of the composite chromium plating layer is strong. Thickness of the composite chromium plating layer is several micrometers or millimeters. A production device consists of a control mechanism, a cathode mechanism, an anode mechanism, a plating cylinder, a lifting mechanism, a circulating groove and an adjusting groove. The control mechanism is connected with the lifting mechanism. The cathode mechanism is arranged on an electrode holder of the plating cylinder. The control mechanism is connected with the cathode mechanism through a cathode electric cable. The plating cylinder is arranged perpendicularly. The nanometer diamond micro powder composite chromium plating pump cylinder has the advantages that the nanometer diamond micro powder composite chromium plating pump cylinder is good in abrasion resistance, thick in plating layer, high in production quality and stable in quality and cannot be penetrated and corroded.
Description
Technical field
The utility model relates to a kind of pump barrel of composite chrome plating, particularly a kind of pump barrel of Nano diamond micro mist composite chrome plating.
Background technology
At present, the plating pump barrel that petroleum industry adopts, coating hardness is merely 900-1000HV, and it is not fine causing wear-resisting, corrosion resistance, has greatly reduced the work-ing life of electroplating pump barrel, has increased production cost and working strength of workers.Limit the raising of production efficiency, hindered the development of producing.
Traditional pump barrel chrome-plated process be in the groove of static electrolytic solution is housed plating piece as negative electrode, anode inserts the plating piece endoporus, two ends are with the bracing frame with insulating property, with pipe fitting with the anode bar location and insulate.This chrome-plating device limit current density is low, and sedimentation velocity is slow, and production efficiency is low, and quality of coating is unstable.Produced a lot of new high speed chrome-plating method and devices in recent years again, its main method is with the pump barrel horizontal positioned, in pump barrel, axially places an anode bar, and the pump barrel two ends are with insulation anchor clamps location and sealing; Anode bar moves back and forth in pump barrel under the drive of reciprocator, flow at high speed in the annulus of electrolytic solution between anode and cathode; Thereby the raising limit current density is accelerated chromium plating speed, but this apparatus structure is complicated; Difficult in maintenance, the sealed at both ends place is prone to reveal, and causes environmental pollution.
Summary of the invention
The main purpose of the utility model is that used chromium plating pump barrel wears no resistance in the existing petroleum industry in order to solve, erosion resistance is bad, causes the problem that increases production cost and reduction production efficiency and the pump barrel of a kind of Nano diamond micro mist composite chrome plating that provides.
The pump barrel of the described Nano diamond micro mist of the utility model composite chrome plating; Its upper layer is formed with the composite chrome plating layer; Be laid with the Nano diamond micro powder granule in the composite chrome plating layer; The composite chrome plating layer contains wear resistance and the erosion resistance that the Nano diamond micro powder granule can greatly increase pump barrel, and the hardness of composite chrome plating layer is 1300HV
100, extreme hardness, wear resistance are quite strong, and corrosion resistance is 3 times of common plating pump barrel, and the thickness of composite chrome plating layer is several microns-several millimeters.
The production technique of the described Nano diamond micro mist of the utility model composite chrome plating is described below:
The first step: the pump barrel of handling through decontamination to be plated is banded on the negative electrode hanger;
Second step: put into the plating tube of adjusting to the negative electrode hanger of tying up pump barrel, the plating tube is vertical to be provided with, and the material of plating tube is PVC, in the plating tube plating bath is housed;
The 3rd goes on foot: after putting supporting positive cover to the anode bar that is connected with anode cable, put into the pump barrel endoporus to anode bar through hoisting appliance, the material of supporting positive cover is PVC, can play location and insulating effect;
The 4th step: start-up control mechanism, order about hoisting appliance drive anode bar and in the pump barrel endoporus, move reciprocatingly, beginning electroplating activity, plating bath flow in the annular space of anode and cathode and realize the multilayer plating.
Main technologic parameters in the above-mentioned technology is following:
Bath temperature: 55 ± 1 ℃
Current density: 50A/dm
2
Anode reciprocating speed: 1.14m/min
Anode bar length: 580mm
Solution composition: Nano diamond micro mist: 3.0g/L, granularity 50nm-80nm
Gr
3+：3-10g/L
Chromic anhydride: 250g/L
Sulfuric acid: 2.5g/L
The production equipment of realizing above-mentioned Nano diamond micro mist composite chrome plating technology is made up of member, cathode mechanism, anode mechanism, plating tube, hoisting appliance, circulation groove and adjustment groove, and wherein member is connected the up-down of controlling anode mechanism and the size of electric current with hoisting appliance, and cathode mechanism is placed on and plates on the electrode holder; Member is connected with cathode mechanism through cathode cable; Plating tube is vertical to be provided with, in the plating bath that contains the Nano diamond micro powder granule for preparing is housed, be provided with temperature inductor in the plating bath; Temperature inductor is connected with member; The plating tube is communicated with circulation groove, and circulation groove is communicated with the adjustment groove, and the adjustment groove is communicated with the plating tube.
Member is made up of programmable logic controller PLC; PLC is connected with frequency transformer and cowling panel; Up-down and electric current through frequency transformer and cowling panel antianode mechanism are controlled, and compare through temperature feedback signal and the given signal of gathering hot resistance, with higher frequency adjustment dutycycle; Accurately be controlled at the chromium plating temperature in the use range, improved the operation stability of whole device greatly.
Cathode mechanism is made up of negative electrode hanger and the pump barrel that is banded on the negative electrode hanger.
Anode mechanism is made up of anode cable, anode bar and the supporting positive cover that is enclosed within on the anode bar.
Cathode mechanism is placed on the plating tube electrode holder; Anode bar is connected with hoisting appliance through anode cable; Under the drive of hoisting appliance, anode bar moves reciprocatingly in pump barrel, and the annulus internal recycle between anode and cathode under the effect of in-line pump of the plating bath in the circulation groove flows; Circulation groove is communicated with the adjustment groove, and the adjustment groove can be with impurity filtering in the plating bath that circulates and control Gr
3+Concentration makes each item working index of plating bath reach normal range, and the plating bath in the adjustment groove is input in the plating tube and carries out multilayer chromium plating operation.
The beneficial effect of the utility model:
1, the pump barrel hardness of the described Nano diamond micro mist of the utility model composite chrome plating is high, and hardness can reach 1300HV100, and hardness is 3 times of common chromium plating pump barrel, and wear resistance is good, and coating is thick, does not have the problem of through corrosion.
2, the described production equipment of the utility model is simple in structure, operates steadily, and is easy to maintenance, and the occupation of land space is little, and level of automation is high, and quality product is high, steady quality.
3, anode moves, and realizes MULTILAYER COMPOSITE coating, and the number of plies can reach the hundreds of layer, and antiseptic power is quite strong.
4, there are a lot of tiny cracks on the top layer, can store a certain amount of oil, plays lubrication, improves oil well pump work-ing life.
Description of drawings
Fig. 1 is the structure for amplifying synoptic diagram of the said pump barrel of the utility model.
Fig. 2 is the said apparatus structure synoptic diagram of the utility model.
Fig. 3 is the said anode bar working order of a utility model enlarged diagram.
Fig. 4 is the said supporting positive cover amplification plan view of the utility model.
1, pump barrel 2, composite chrome plating layer 3, Nano diamond micro powder granule 4, member 5, cathode mechanism 7, plating tube 8, hoisting appliance 9, circulation groove 10, adjustment groove 11, cathode cable 12, plating bath 13, anode cable 14, anode bar 15, supporting positive cover.
Embodiment
See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4:
The pump barrel 1 of the described Nano diamond micro mist of the utility model composite chrome plating; Its upper layer is formed with composite chrome plating layer 2; Be laid with Nano diamond micro powder granule 3 in the composite chrome plating layer 2; Composite chrome plating layer 2 contains wear resistance and the erosion resistance that Nano diamond micro powder granule 3 can greatly increase pump barrel 1, and the hardness of composite chrome plating layer 2 is 1300HV
100, extreme hardness, wear resistance are quite strong, and corrosion resistance is common chromed three times, and the thickness of composite chrome plating layer 2 is several microns-several millimeters.
The production technique of the described Nano diamond micro mist of the utility model composite chrome plating is described below:
The first step: the pump barrel of handling through decontamination to be plated 1 is banded on the negative electrode hanger;
Second step: put into the plating tube of adjusting 7 to the negative electrode hanger of tying up pump barrel 1, plating tube 7 vertically is provided with, and the material of plating tube 7 is PVC, in the plating tube 7 plating bath 12 is housed;
The 3rd step: after putting supporting positive cover 15 to the anode bar 14 that is connected with anode cable 13, put into the endoporus of pump barrel 1 to anode bar 14 through hoisting appliance 8, the material of supporting positive cover 15 is PVC, can play and locate and insulating effect;
The 4th step: start-up control mechanism 4, order about hoisting appliance 8 drive anode bars 14 and in the endoporus of pump barrel 1, move reciprocatingly, beginning electroplating activity, plating bath 12 flow in the annular space of anode and cathode and realize the multilayer plating.
Main technologic parameters in the above-mentioned technology is following:
The temperature of plating bath 12: 55 ± 1 ℃
Current density: 50A/dm
2
Anode reciprocating speed: 1.14m/min
The length of anode bar 14: 580mm
The composition of plating bath 12: Nano diamond micro powder granule 3:3.0g/L, granularity 50nm-80nm
Gr
3+：3-10g/L
Chromic anhydride: 250g/L
Sulfuric acid: 2.5g/L
The production equipment of realizing above-mentioned Nano diamond micro mist composite chrome plating technology is made up of member 4, cathode mechanism 5, anode mechanism, plating tube 7, hoisting appliance 8, circulation groove 9 and adjustment groove 10; Wherein member 4 is connected the up-down of control anode mechanism and the size of electric current with hoisting appliance 8; Cathode mechanism 5 is placed on the electrode holder of plating tube 7, and member 4 is connected with cathode mechanism 5 through cathode cable 11, and plating tube 7 vertically is provided with; In the plating bath that contains Nano diamond micro powder granule 3 12 for preparing is housed; Be provided with temperature inductor in the plating bath 12, temperature inductor is connected with member 4, and plating tube 7 is communicated with circulation groove 9; Circulation groove 9 is communicated with adjustment groove 10, and adjustment groove 10 is communicated with plating tube 7.
Anode mechanism is made up of anode cable 13, anode bar 14 and the supporting positive cover 15 that is enclosed within on the anode bar 14.
Claims (3)
1. the pump barrel of a Nano diamond micro mist composite chrome plating, it is characterized in that: its upper layer is formed with the composite chrome plating layer, is laid with the Nano diamond micro powder granule in the composite chrome plating layer.
2. the pump barrel of Nano diamond micro mist composite chrome plating according to claim 1 is characterized in that: the hardness of described composite chrome plating layer is 1300HV100.
3. the pump barrel of Nano diamond micro mist composite chrome plating according to claim 1 is characterized in that: the thickness of described composite chrome plating layer is several microns-several millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200744802U CN202482465U (en) | 2012-03-02 | 2012-03-02 | Nanometer diamond micro powder composite chromium plating pump cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200744802U CN202482465U (en) | 2012-03-02 | 2012-03-02 | Nanometer diamond micro powder composite chromium plating pump cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202482465U true CN202482465U (en) | 2012-10-10 |
Family
ID=46956902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200744802U Expired - Fee Related CN202482465U (en) | 2012-03-02 | 2012-03-02 | Nanometer diamond micro powder composite chromium plating pump cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202482465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926351A (en) * | 2020-08-07 | 2020-11-13 | 浙江集工阀门有限公司 | Composite plating process for ball valve |
| CN114525568A (en) * | 2022-02-21 | 2022-05-24 | 重庆大学 | Cr-modified nano diamond wear-resistant coating |
-
2012
- 2012-03-02 CN CN2012200744802U patent/CN202482465U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926351A (en) * | 2020-08-07 | 2020-11-13 | 浙江集工阀门有限公司 | Composite plating process for ball valve |
| CN114525568A (en) * | 2022-02-21 | 2022-05-24 | 重庆大学 | Cr-modified nano diamond wear-resistant coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201010 Address after: Room 420, 4th floor, factory building, No. 887, Shihua street, Ningjiang district, Songyuan City, Jilin Province Patentee after: Jilin Wanxing Petroleum Equipment Group Co., Ltd Address before: 135000 Jianguo Road, Meihekou, Jilin, Tonghua Patentee before: MEIHEKOU CITY XINGYE PRECISION STEEL TUBE Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20210302 |