CN201684685U - Electrostatic oiler for steel tube - Google Patents

Abstract

An electrostatic oiler for a steel tube comprises an oiling chamber, an oil supply and heating system, a high-pressure system and an electric control system. The oil supply and heating system is formed by full sealing of a working oil tank in the lower part and an auxiliary oil storage tank in the upper part. The working oil tank comprises two duplex filters, two circulating filtering pumps, two coarse filters and two metering pumps which are divided into two groups and connected sequentially. The working oil tank further comprises a heating oil tank. The high-pressure system is arranged in the oiling chamber. A steel tube opening is arranged in the oiling chamber. Cutter beam connecting parts are respectively arranged at the two sides of the steel tube opening. Annular cutter beams are arranged on the two cutter beam connecting parts. The annular cutter beams are divided into upper and lower parts. Each annular cutter is in semicircular shape. The upper and lower annular cutter beams are combined and then correspond to the position of the steel tube opening. The electrostatic oiler for the steel tube is applied to petroleum tube, seamless steel tube, welded tube, square tube, rectangular tube, spiral tube and various drill tubes, drill stems and the like. With uniform oiling, oil conservation, less labor force, low cost and energy consumption, the electrostatic oiler for the steel tube can be both assembled together with the machine set and singly installed.

Description

Static steel pipe oiler

Technical field

The present invention relates to a kind of electrostatic oiler that is used for the oiling of steel pipe class section bar, belong to the electrostatic oiler technical field.

Background technology

Electrostatic oiler is the effect by high-pressure electrostatic, and antirust oil or other processing mediums are sprayed on the lip-deep equipment of strip material equably.Form: electrostatic oiler is formed by being coated with grease chamber, high-voltage static power, oil supply system, electric-control system and operating desk, upper and lower oiling cutter beam is installed the oiling indoor horizontal, steel plate can be from wherein freely passing through, and oil supply system flows out from the edge of a knife slit of cutter beam equably to the fluid that oiling cutter beam quantitatively provides.Negative dc high voltage about high-voltage static power output 100KV is added on the oiling cutter beam, makes between cutter beam and the steel plate as earth plate and produces the high-voltage electrostatic field.The fluid that has a negative electrical charge atomizes in the high-voltage electrostatic field and is attracted on the surface of steel plate, forms even thin oil film.Electrostatic oiler is to integrate machinery, hydraulic pressure, high-tension electricity and automatically controlled new and high technology.Compare with traditional oil roll machine, it is even that electrostatic oiler has oiling, economizes on oil, reliable operation and advantage such as free from environmental pollution.Application: electrostatic oiler is mainly used in industries such as iron and steel, machinery.

At present, domestic conventional electrostatic oiler is used for the spraying of steel plate more, does not see the electrostatic oiler that is fit to the tubulose section bar.

Summary of the invention

The electrostatic oiler that the purpose of this invention is to provide a kind of suitable steel pipe oiling.

Static steel pipe oiler is coated with the grease chamber, fuel feeding and heating system, and high-pressure system, electric-control system, four parts are formed.

Be coated with the steel pipe mouth is set in the grease chamber, steel pipe mouth both sides are provided with the cutter beam connection, and the endless knife beam is installed on two cutter beam connections, and the endless knife beam is divided into two parts up and down, each endless knife beam is a semi-round ring shape, after the combination of upper and lower endless knife beam corresponding to the position of steel pipe mouth.

Fuel feeding and heating system fuel feeding and heating system are made up of the operating oil tank of bottom and the auxiliary fuel reserve tank complete closed on top.Auxiliary fuel reserve tank is to be communicated with the operating oil tank of bottom by ball valve.Operating oil tank comprises two duplex strainers, and two are circulated throughout filter pump, two coarse filters, and two measuring pumps are divided into two groups with upper-part, connect successively.The oil of operating oil tank can be heated to 40-60 ℃ by heating pole.

The oil of work mailbox is by being circulated throughout the circulation that filter pump and corresponding duplex strainer continue, pump oil product will through overheated mailbox enter respectively be coated with the grease chamber on, following endless knife beam.

High-pressure system is arranged on and is coated with among the grease chamber;

Electric-control system is made up of electrical control cubicles and operating desk.

Oil temperature is by self-operated thermostatic controller and thermometer and detection, control.The liquid level of fuel reserve tank shows by liquid level gauge.Fuel tank is provided with 3 liquid-level switches, and liquid-level switch is installed in the stainless conduit, and the liquid-level switch position is adjustable.One the band permanent magnet floating drum in the conduit outside along with liquid level moves.In the time of the other process of the liquid-level switch contact point of floating drum from conduit, floating drum will activate the contact point of liquid-level switch, thereby can produce on-off function.The last liquid level of fuel reserve tank can be read the cowling and the ventilation that be used for fuel reserve tank of liquid level in fuel tank by external fluid level indicator.Operating oil tank is the pipe ventilated that leads to oil coating box by.

When needs cleaning fuel tank, at first close the ball valve of fuel tank.At this moment can pass through filter pump, the oil of operating oil tank is extracted into the liquid level of expectation, open the ball valve of fuel tank then remaining Residual oil is discharged.After removing cleaning cover plate and other devices, can begin the cleaning fuel tank.After the operating process of carrying out the emptying operating oil tank, all ball valves be rotated to the home position.

The tight measuring pump of two independent inverter motor drivings can pump the current oil product of selecting for use of predetermined volume.Pump oil product will through the deep fat case enter respectively be coated with the grease chamber on.The corresponding snap joint of following cutter beam is installed in and is coated with on grease chamber's frame.

The rotating speed of measuring pump and corresponding oil mass will be coated with oil mass (g/m according to unit speed (0-5v signal) and the belt steel surface of setting by the required oil mass of computer control ²) calculate.Could guarantee that like this belt steel surface that can both obtain expecting is coated with oil mass under any unit speed situation.When compressor emergency shutdown, computer will obtain, and " stopping signal ", magnetic valve will switch to the position that stops to cutter beam fuel feeding, and the oil drain pan of upper slitter beam will rotate to upper slitter beam bottom simultaneously.This oil drain pan is by air cylinder driven.Cylinder is then driven by 25 energising magnetic reversal valves.The rotary speed of oil drain pan can be by the choke valve adjustment.

In the time of can preventing to shut down by oil drain pan, the excess oil of upper slitter beam drips to band steel upper surface.In case obtain the signal of strip speed＞0, oil drain pan will be got back to the home position automatically.As the fixedly design of oiler, when moving under the situation of unit in not oiling, the oil drain pan of rotation also will rotate to the upper slitter beam below.

Two 32 logical valves are installed on the oiler substrate, are used to the oil product that leads and pumped by measuring pump.When not oiling of unit, the oil product that pumps will flow back in the fuel reserve tank.The oil that measuring pump leaks will be collected in the oil trap in the oiler.

(for the ease of wearing band, some type be coated with a rotation is set in the grease chamber wear the band guide plate.This wears the band guide plate by air cylinder driven.Cylinder is then driven by 25 energising magnetic reversal valves.Rotary speed can be by the choke valve adjustment.In the time will wearing band, wearing of rotation is with guide plate to move forward, and is used to fill up the gap between oiler entrance and exit guide plate.Prevent that simultaneously Xia Daoliang is damaged.In case the band steel enters the oiler exit region, wearing of rotation is with guide plate will return to the home position, and the lower surface with steel can begin oiling this moment.The cross cut shears type has then been installed a lot of sliding bearings, but band passes through fast)

If strip width is less than the width of cutter beam, unnecessary oil will be collected into the indoor oil trap of oiling.Oil in the oil trap will pass through scavenge oil pump.Angle valve and filter return fuel reserve tank.The enabling signal of scavenge oil pump is given by the limit switch of sensor.If oil trap sky, oscillation gauge have just been done, if along with the increase of oil mass, in the sensor immersion oil, at this moment sensor will be to enabling signal of scavenge oil pump.At this moment scavenge oil pump will be closed after will starting one period regular time automatically, and length is during this period of time determined in the unit debugging.

Show and obtain best jeting effect for the oily temperature that guarantees to spray in the oiler remains one, last.Be provided with heater in the following cutter beam.For realizing this target, the cutter beam is communicated with by the recycle oil of joint with the periodic duty fuel tank respectively.Through of short duration heating, whole cutter beam width will be by suitable heating.Oil in the cutter beam will be back to the periodic duty fuel tank by joint then.As the heating system of cutter beam, this is the circulatory system of a sealing.For the cutter relieving beam obtains heating all the time, the fuel tank that should keep circulating is in running order.The maintenance work of oil tank system mainly is exactly a filter core of changing and clean duplex strainer.Duplex strainer is provided with photoelectricity alpha contamination indicator.If certain plugged filter will can produce a signal of telecommunication at once and show at control terminal.

In case the signal of (plugged filter) occurs, should immediately filter be directly switch to second filter core position.At this moment pull filter handle, filter is transformed into second standby filter core, change the malfunction indicator lamp of back second filter core and will extinguish.For guaranteeing that the oiling function uses continuously, please change the filter core of obstruction immediately, in order to avoid when second filter core is also blocked, there has not been the filter core that can switch.

At present, the domestic electrostatic oiler that does not still have special steel pipe, the producer of domestic production steel pipe adopts artificial oiling now, and when good, good power is wasted especially big.Static steel pipe oiler is will prevent that by high-pressure electrostatic elegant oily uniform atomizing is coated in steel tube surface.It can be used for petroleum pipeline, seamless steel pipe, welded tube, square tube, square type pipe, helix tube, various drilling pipe, drilling rod etc.Its advantage oiling is even, saves oil, saves the labour, saves cost, cuts down the consumption of energy, and can also can install separately with dress with unit.

The advantage and the effect of technical solutions of the utility model are: the scope that can be coated with the caliber specification is Ф 20-Ф 508; Unit speed of production scope is 15m/min-150m/min; Oiling scope: 0.2g-4.5g/m ²Oiling quality is not subjected to environment temperature; The caliber surface of range estimation after the oiling must not have or the oiling uneven phenomenon, and unit is coated with oil mass and setting and is coated with error between oil mass on plain border, be no more than ± 10%.

Description of drawings

Fig. 1 is the utility model embodiment oiling cell structure figure;

Fig. 2 is the utility model embodiment fuel feeding and heating system structure chart;

Fig. 3 is the utility model embodiment electric-control system schematic diagram

The specific embodiment

Adopt a concrete embodiment to technical scheme of the present invention below:

Static steel pipe oiler is by being coated with grease chamber 1, fuel feeding and heating system, high-pressure system, electric-control system, four part compositions.

As shown in Figure 1, be coated with steel pipe mouth 11 is set in the grease chamber 1, steel pipe mouth 11 both sides are provided with cutter beam connection 12, endless knife beam 13 is installed on two cutter beam connections 12, endless knife beam 13 is divided into two parts up and down, each endless knife beam 13 is a semi-round ring shape, after 13 combinations of upper and lower endless knife beam corresponding to the position of steel pipe mouth 11.

As shown in Figure 2, fuel feeding and heating system are made up of the operating oil tank 2 of bottom and the auxiliary fuel reserve tank complete closed on top.Auxiliary fuel reserve tank is to be communicated with the operating oil tank of bottom by ball valve.Operating oil tank 2 comprises that 21, two of two duplex strainers are circulated throughout 23, two measuring pumps 24 of 22, two coarse filters of filter pump, is divided into two groups with upper-part, connects successively.The oil of operating oil tank 2 can be heated to 40-60 ℃ by heating fuel tank 14.

The oil of operating oil tank 2 is by being circulated throughout the circulation that filter pump 22 and corresponding duplex strainer 21 continue, pump oil product will through heating fuel tank 14 enter respectively be coated with the grease chamber on, following endless knife beam 13.

High-pressure system is arranged on and is coated with among the grease chamber 1;

As shown in Figure 3, electric-control system is made up of electrical control cubicles and operating desk, and oiler is by man-machine interface (touch-screen) and PLC control all processes, and all system's controls all are by automatic program control.

In sum, more than be preferred embodiment of the present utility model only, be not to be used to limit protection domain of the present utility model.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (1)

1. static steel pipe oiler is by being coated with the grease chamber, fuel feeding and heating system, and high-pressure system, electric-control system, four parts are formed, and fuel feeding and heating system are made up of the operating oil tank of bottom and the auxiliary fuel reserve tank complete closed on top; Auxiliary fuel reserve tank is to be communicated with the operating oil tank of bottom by ball valve; Operating oil tank comprises two duplex strainers, two are circulated throughout filter pump, two coarse filters, two measuring pumps are divided into two groups with upper-part, connect successively, operating oil tank also comprises heating fuel tank, the oil of operating oil tank is by being circulated throughout the circulation that filter pump and corresponding duplex strainer continue, pump oil product will through heating fuel tank enter respectively be coated with the grease chamber on, following endless knife beam; High-pressure system is arranged on and is coated with among the grease chamber; It is characterized in that:

Be coated with the steel pipe mouth is set in the grease chamber, steel pipe mouth both sides are provided with the cutter beam connection, and the endless knife beam is installed on two cutter beam connections, and the endless knife beam is divided into two parts up and down, each endless knife beam is a semi-round ring shape, after the combination of upper and lower endless knife beam corresponding to the position of steel pipe mouth.

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