CN218178571U - Double-line lubricating system - Google Patents

Abstract

The utility model provides a double-line lubricating system, which comprises an oil tank, a controller, two main pipelines and a plurality of branch pipelines, wherein the outlet end of the oil tank is provided with an electric pump, and the electric pump is communicated with an electric reversing valve through an oil filling pipeline; the controller is respectively connected with the electric pump and the electric reversing valve and is used for controlling the operation of the electric pump and the reversing valve; the two main pipelines comprise a first main pipeline and a second main pipeline which are respectively communicated with the two through holes of the electric reversing valve; each group of branch set comprises two branches, the two branches of each group of branch set are respectively communicated with the first main pipeline and the second main pipeline, and each group of branch set respectively corresponds to the two oil inlet and outlet holes of each double-line distributor. The system has the advantages that the pipeline arrangement is reasonable, the branches are divided regionally, the on-off and oil outlet amount of each branch are controlled, the lubrication points of each region can be lubricated more fully, and the system management is more intelligent.

Description

Double-line lubricating system

Technical Field

The utility model relates to a double-line centralized lubrication system especially relates to a double-line lubrication system that can accurate control.

Background

The centralized lubricating system is an auxiliary device of the metallurgical mechanical coking equipment, provides timing lubrication for the main parts of the metallurgical mechanical coking equipment, reduces the abrasion of the metallurgical mechanical coking equipment, and prolongs the service life of the metallurgical mechanical coking equipment. The centralized lubrication system mainly adopts double-wire centralized lubrication, and the double-wire centralized lubrication system enables the lubricating oil to pass through the two-position four-way reversing valve and the oil supply pipeline and then pass through the distributor, so that the required lubricating oil is accurately supplied to a plurality of lubricating points according to a certain time. However, the conventional lubricating system uses a distributor, the oil output of each outlet of the distributor is the same, and for equipment with different oil amounts, the oil amount of the equipment is too much or too little, so that the oil is wasted or the lubrication is insufficient; and too much oil is accumulated on the equipment, and equipment accidents can be caused. And the field source of the lubricating grease is not uniformly specified, so that the content of impurities in the lubricating grease is high, equipment at a lubricating point generates heat due to continuous friction of the impurities, and the service life of the equipment is seriously influenced.

Disclosure of Invention

In view of the above prior art's shortcoming, the utility model aims at providing a double-line lubrication system for the uncontrollable problem that leads to the oil extravagant or lubricated inadequately of the volume of producing oil of every lubrication point among the solution prior art.

To achieve the foregoing and other related objects, the present invention provides a dual-wire lubrication system, comprising:

the outlet end of the oil tank is provided with an electric pump, and the electric pump is communicated with the electric reversing valve through an oil filling pipeline;

the controller is respectively connected with the electric pump and the electric reversing valve;

the two main pipelines comprise a first main pipeline and a second main pipeline which are respectively communicated with two ports of the electric reversing valve;

and each branch group comprises two branches, the two branches of each branch group are respectively communicated with the first main pipeline and the second main pipeline, and each branch group respectively corresponds to the two oil inlet and outlet holes of each double-line distributor.

In an embodiment of the utility model, still including returning oil pipe way, return oil pipe way intercommunication electric reversing valve and oil tank, return oil pipe way with be equipped with the overpressure valve on adding between the oil pipe way.

In an embodiment of the utility model, still be equipped with the service valve and the pressure gauge that are connected on the oil filling pipeline.

In an embodiment of the present invention, the electric pump includes a first motor and a gasoline pump driven by the first motor; the electric reversing valve comprises a second motor and a two-position four-way reversing valve driven by the second motor.

In an embodiment of the present invention, the electric direction valve includes A, B, P, R four ports, the P port is communicated with the electric pump through the oil feeding pipeline, the R port is communicated with the oil tank through the oil returning pipeline, the a port is communicated with the first oil inlet and outlet hole of each two-line distributor through the first main pipeline, and the B port is communicated with the second oil inlet and outlet hole of each two-line distributor through the second main pipeline.

In an embodiment of the present invention, the first main pipeline and the second main pipeline are respectively provided with a filter.

In an embodiment of the present invention, a limit switch adjusting device is installed in the two-wire distributor.

In an embodiment of the present invention, the first main line and the outlet end of the second main line are provided with a proximity switch, and the proximity switch is used for controlling connection/disconnection between the two main lines and the plurality of branch lines.

In an embodiment of the present invention, a pneumatic ball valve is disposed on the branch, and the pneumatic ball valve is opened/closed by communicating/cutting.

In an embodiment of the present invention, the branch set includes a lubrication branch set of the coke pushing device, a lubrication branch set of the coke pushing driving gear, a lubrication branch set of the traveling device, a lubrication branch set of the coal charging driving sprocket, a lubrication branch set of the coal feeder, and/or a lubrication branch set of the coal charging driven sprocket.

As described above, the utility model discloses a double-line lubricating system has following beneficial effect:

1. the utility model provides a double-line lubrication system pipeline is arranged rationally, and the branch road is divided to the regionality, controls the break-make and the oil yield of every branch road, can lubricate every regional lubrication point more fully, and the systematization management is more intelligent.

2. And an oil return pipeline is additionally arranged, so that redundant grease flows back to the oil tank, the waste of lubricating oil can be reduced, and the lubricating cost is reduced.

3. The lubricating oil which flows out and flows back is filtered, so that the abrasion of mechanical equipment is reduced to the minimum, and the service life of the equipment is prolonged.

Drawings

Fig. 1 shows a schematic diagram of a two-wire lubrication system according to the present invention.

Fig. 2 shows a schematic diagram of the dual-line lubrication system of the present invention with branches omitted.

Fig. 3 is a schematic diagram of the dual line dispenser of the present invention.

Description of the element reference numerals

1-a controller; 2-a first electric machine; 3-a gasoline pump; 4-a second motor; 5-a reversing pump; 6-a overpressure valve; 7 oil tank-; 8-a liquid level sensor; 9-maintenance valve; 11-a pressure gauge; 12-an inductor; 13-a filter; 14-a proximity switch; 15-a pneumatic ball valve; 16-a two-wire dispenser; 17-limit switch adjusting device; 10-a fuel filler line; 20-oil return line; 30-a first main line; 40-a second main line; 50-branch group.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1, the present invention provides a dual-line lubrication system, which includes an oil tank 7, a controller 1, two main lines and a plurality of branch lines 50. Wherein, the outlet end of the oil tank is provided with an electric pump, and the electric pump is communicated with the electric reversing valve through an oil filling pipeline 10; the controller 1 is respectively connected with the electric pump and the electric reversing valve and is used for controlling the operation of the electric pump and the reversing valve; the two main pipelines comprise a first main pipeline 30 and a second main pipeline 40, and the first main pipeline 30 and the second main pipeline 40 are respectively communicated with two through ports of the electric reversing valve; each branch set 50 includes two branches, the two branches of each branch set 50 are respectively communicated with the first main pipeline 30 and the second main pipeline 40, and meanwhile, each branch set 50 respectively corresponds to two oil inlet and outlet holes of each two-line distributor 16.

The utility model provides a double-line lubricating system is still including returning oil pipe way 20, returns oil pipe way 20 intercommunication electric reversing valve and oil tank, is equipped with overpressure valve 6 on returning oil pipe way 20 and adding oil pipe way 10 between. When the pressure difference between the first main line 30 and the second main line 40 reaches a certain value, the controller 1 controls the lubricating oil in the second main line 40 to flow back to the oil tank 7. Furthermore, a maintenance valve 9 and a pressure gauge 11 are arranged on the oil filling pipeline 10.

Specifically, the electric pump includes a first motor 2 and a gasoline pump 3 driven by the first motor 2. The electric reversing valve comprises a second motor 4 and a two-position four-way reversing valve 5; the electric reversing valve comprises A, B, P, R four through ports, the P through port is communicated with the electric pump through the oil filling pipeline 10, the R through port is communicated with the oil tank 7 through the oil return pipeline 20, the A through port is communicated with one end of each double-line distributor 16 through the first main pipeline 30, and the B through port is communicated with the other end of each double-line distributor 16 through the second main pipeline 40.

Furthermore, a limit switch adjusting device 17 is installed in the double-line distributor 16, and the limit switch adjusting device 17 is connected with the controller 1 to realize quantitative oil feeding of each point. In the present embodiment, the 3SSPQ2-P1.5 two-wire distributor 16 is preferably used, and the GDK03 type electric control box is used as the controller 1.

Further, the first main line 30 and the second main line 40 are respectively provided with filters 13, thereby reducing the content of impurities in the lubricating grease. Further, an inductor 12 is provided between the electrically operated directional valve and the filter 13.

Further, the outlet ends of the first main pipeline 30 and the second main pipeline 40 are provided with proximity switches 14, and the proximity switches 14 are used for realizing the communication between the two main pipelines and the plurality of branch sets 50.

Further, a pneumatic ball valve 15 is provided in the branch, and the opening/closing of the branch can be performed by connecting/disconnecting the ball valve. Wherein the branch set 50 comprises a coke pushing device lubricating branch set, a coke pushing driving gear lubricating branch set, a walking device lubricating branch set, a coal charging driving sprocket lubricating branch set, a coal feeder lubricating branch set and/or a coal charging driven sprocket lubricating branch set. The communication between the main pipeline and any branch or branches can be realized through the pneumatic ball valves on the branches.

In order to realize the real-time detection of the oil quantity in the oil tank, a liquid level sensor 8 is arranged on the oil tank, and the liquid level sensor 8 is electrically connected with the controller 1. This double-line lubricating system designs into electronic bucket formula grease pump, is applicable to the 200L oil tanks of standard, and the electric pump setting still is equipped with the driven plate that is used for placing the electric pump in the oil tank to and promote the hoisting frame that comes out with electric pump and driven plate, the hoisting frame adopts mechanical elevation structure.

To sum up, the utility model provides a double-line lubrication system pipeline is arranged rationally, and regional branch road of dividing controls the break-make and the oil yield of every branch road, can lubricate the lubrication point of every region more fully, and the systematization management is more intelligent. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. A dual-line lubrication system, comprising:

the outlet end of the oil tank is provided with an electric pump, and the electric pump is communicated with the electric reversing valve through an oil filling pipeline;

the controller is respectively connected with the electric pump and the electric reversing valve;

the two main pipelines comprise a first main pipeline and a second main pipeline which are respectively communicated with two through ports of the electric reversing valve;

and each branch group comprises two branches, the two branches of each branch group are respectively communicated with the first main pipeline and the second main pipeline, and each branch group respectively corresponds to the two oil inlet and outlet holes of each double-line distributor.

2. The dual line lubrication system of claim 1, further comprising an oil return line, said oil return line communicating with said electrically operated directional valve and an oil tank, said oil return line and said oil feed line having a backpressure valve disposed therebetween.

3. The dual line lubrication system of claim 2, wherein said filler line is further provided with a service valve and a pressure gauge connected thereto.

4. The dual line lubrication system of claim 2, wherein the electric pump comprises a first electric motor and a gasoline pump driven by the first electric motor; the electric reversing valve comprises a second motor and a two-position four-way reversing valve driven by the second motor.

5. The two-line lubrication system according to claim 4, wherein the electrically operated directional control valve comprises A, B, P, R four ports, the P port is communicated with the electric pump through an oil feed line, the R port is communicated with the oil tank through an oil return line, the A port is communicated with the first oil inlet and outlet holes of the two-line distributors through a first main line, and the B port is communicated with the second oil inlet and outlet holes of the two-line distributors through a second main line.

6. The two-line lubrication system according to claim 2, wherein said first main line and said second main line are provided with filters, respectively.

7. The two-wire lubrication system according to claim 2, wherein a limit switch adjustment device is installed in said two-wire distributor.

8. The two-line lubrication system according to any one of claims 1 to 7, wherein the outlet ends of the first main line and the second main line are provided with proximity switches for controlling connection/disconnection of the two main lines and the plurality of branch sets.

9. The two-line lubrication system according to any one of claims 1 to 7, wherein said branch is provided with a pneumatic ball valve, and said opening/closing of said branch is performed by connecting/disconnecting said pneumatic ball valve.

10. The dual-line lubrication system according to any one of claims 1 to 7, wherein the branch groups comprise a coke pusher lubrication branch group, a coke pusher drive gear lubrication branch group, a traveling device lubrication branch group, a coal charging drive sprocket lubrication branch group, a coal feeder lubrication branch group and/or a coal charging driven sprocket lubrication branch group.

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