CN102128341B - Oil supply device of engineering machine capable of converting oil supply modes and confirming oil supply - Google Patents
Oil supply device of engineering machine capable of converting oil supply modes and confirming oil supply Download PDFInfo
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- CN102128341B CN102128341B CN201010608733.5A CN201010608733A CN102128341B CN 102128341 B CN102128341 B CN 102128341B CN 201010608733 A CN201010608733 A CN 201010608733A CN 102128341 B CN102128341 B CN 102128341B
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- 239000000314 lubricant Substances 0.000 claims abstract description 103
- 239000003921 oil Substances 0.000 claims description 152
- 239000000446 fuel Substances 0.000 claims description 144
- 239000010687 lubricating oil Substances 0.000 claims description 51
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000012790 confirmation Methods 0.000 claims description 9
- 230000002411 adverse Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 description 9
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The present invention relates to an oil supply device of an engineering machine, which can convert oil supply modes and confirm oil supply. In the oil supply device of the engineering machine according to the invention, an upper driving member comprises an oil supply mode converting part. One end of the oil supply mode converting part is connected with a first oil supply pipe which can cause the lubricant oil to flow from an automatic oil supply pump that accommodates the lubricant oil, and the other end is connected with a second oil supply pipe which can inject the inflow lubricant oil into a rotating part. Furthermore the oil supply device is provided with a manual oil supply unit so a user can manually supply the lubricant oil. The oil supply mode converting part is controlled by a control unit. The control unit switches off the manual oil supply unit when the lubricant oil is automatically supplied, and switches off the first oil supply pipe when the lubricant oil is supplied manually. Furthermore, more than one second oil supply pipe is connected. The second oil supply pipe obtains lubricant oil from the oil supply mode converting part and supplies to each part of a rotating device, and one selected from the second oil supply pipes is provided with a pressure sensor which is used for confirming the flow of the lubricant oil that flows to the second oil supply pipes.
Description
Technical field
The present invention relates to the oil supplying device of engineering machinery, in can turning round the engineering machinery of action, when supplying lubricating oil, can optionally change auto-supply mode and manual fuel system and using, and the driver who rides in operator cabin when to the automatic supplying lubricating oil of rotating part can confirm the delivery volume of lubricant oil that each position is supplied with.
Background technique
In can turning round the engineering machinery of action, need to be to comprising the various terminal position sustainable supply lubricant oil of rotating part, to maintain the revolution action of solid of rotation and the spinning movement of joint area is smooth.
In existing engineering machinery, for to this rotating part and various terminal position supplying lubricating oil, mainly used automatic oil supplying device.
Above-mentioned existing oil supplying device can automatically be supplied with the lubricant oil of supplying with from pump to each parts of rotating part and various terminal, do not possess according to user's selection and the manual fuel system to specific features supplying lubricating oil only, or possess for the manual other port of fuel feeding.
And, while carrying out operation under specific environment, such as by encirclements such as sands and during operation etc. in the situation that, having the shortcoming of utilizing automatic oil supplying device supplying lubricating oil to become difficult at underwater work or equipment.
In addition, with regard in existing engineering machinery to regard to the oil feeding device of the automatic supplying lubricating oil of rotating part, in engineering machinery, ride in the driver of operator cabin when the automatic oil supplying device work that makes lubricant oil, the lubricants capacity that cannot confirm to be supplied to each position of rotating part can only calculate the injection amount of lubricant oil in the internal structure of distributor.
Thereby, in these cases, due to user cannot be only to desired area supplying lubricating oil optionally, there is the problem to each position lubricant oil hypersecretion or hyposecretion, while also existing each position lubricant oil hypersecretion of rotating part or hyposecretion, cannot confirm the problem of this situation.
And when the other port possessing for manual fuel feeding, it is complicated that system becomes, the problem that exists the expense that causes because of parts increase to increase.
So require to develop following oil supplying device, this oil supplying device all possesses the automatic supplying lubricating oil of all parts of rotating part and various terminal or user optionally only to specific features two kinds of modes of supplying lubricating oil manually, even also can inject lubricant oil in the situation that operating environment is severe, thereby the revolution action of engineering machinery is successfully carried out.
And, also require to develop and can carry out the conversion of fuel system and the oil supplying device of the engineering machinery that fuel feeding is confirmed, this device is when to the automatic supplying lubricating oil in each position of the rotating part of engineering machinery, without operator, according to the structure of distributor, calculate separately the injection amount of lubricant oil or the supply situation that operator gets off to each position confirmation lubricant oil, the operator who rides in operator cabin just can confirm donor site and the delivery volume of lubricant oil.
Summary of the invention
The present invention makes for solving problem as above, provide a kind of and can carry out the conversion of fuel system and the oil supplying device of the engineering machinery that fuel feeding is confirmed, it possesses the fuel system changeover part with manual oil supply unit on the runner of top, and fuel system changeover part is controlled and only when supplying lubricating oil manually, manual oil supply unit is opened.
Another object of the present invention is to provide a kind of oil supplying device of following engineering machinery, this device is when to the automatic supplying lubricating oil in each position of the rotating part of engineering machinery, without operator, according to the structure of distributor, calculate separately the injection amount of lubricant oil or the supply situation that operator gets off to each position confirmation lubricant oil, the operator who rides in operator cabin can confirm donor site and the delivery volume of lubricant oil.
In order to reach above-mentioned technical purpose, the oil supplying device of engineering machinery of the present invention is the oil supplying device that possesses the engineering machinery of a plurality of working equipments, it is characterized in that, comprise fuel system changeover part 210, this fuel system changeover part 210 at one end connects first fuel supply line 212 that can make lubricant oil flow into from accommodating the auto-supply pump 211 of lubricant oil, at the other end, connect second fuel supply line 214 that the lubricant oil of inflow can be injected into rotating part 300, and possesses manual oil supply unit 213 so that the manual supplying lubricating oil of user, above-mentioned fuel system changeover part 210 is controlled by the first control unit 220, this first control unit 220 cuts off above-mentioned manual oil supply unit 213 when automatic supplying lubricating oil, and when manual supplying lubricating oil, cut off above-mentioned the first fuel supply line 212.
And, in the oil supplying device of engineering machinery that possesses a plurality of working equipments, it is characterized in that, comprise fuel system changeover part 210, this fuel system changeover part 210 at one end connects first fuel supply line 212 that can make lubricant oil flow into from accommodating the auto-supply pump 211 of lubricant oil, at the other end, connect second fuel supply line 214 that the lubricant oil of inflow can be injected into rotating part 300, and possesses manual oil supply unit 213 so that the manual supplying lubricating oil of user, above-mentioned fuel system changeover part 210 possesses one-way valve in inside, in case when injecting lubricant oil from above-mentioned manual oil supply unit 213 lubricant oil adverse current.
In addition, in the oil supplying device of engineering machinery that possesses a plurality of working equipments, it is characterized in that, possess for to needing the position of lubricant oil to disperse the fuel system changeover part 210 of supplying lubricating oil among above-mentioned a plurality of working equipments, connect more than one the second fuel supply line 214, this second fuel supply line 214 receives lubricant oil and lubricant oil is supplied to each position of swivel gear from above-mentioned fuel system changeover part 210, and one in above-mentioned the second fuel supply line 214 possesses for confirming to the pressure transducer 215 of the flow of the mobile lubricant oil of above-mentioned the second fuel supply line 214.
And, above-mentioned engineering machinery comprises possessing the lower traveling body 100 of mobile devices 110 and the top runner 200 arranging pivotally from above-mentioned lower traveling body 100 by above-mentioned rotating part 300, above-mentioned rotating part 300 comprises floating bearing portion 310 and swivel gear unit 320, above-mentioned fuel system changeover part 210 is set respectively to lubricant oil is injected respectively in above-mentioned floating bearing portion 310 and above-mentioned swivel gear unit 320.
Also have, on above-mentioned top runner 200, possess for analyzing by the second control unit 410 of the fuel feeding information of the mobile lubricant oil of above-mentioned pressure transducer 215, according to instrument panel 420, can confirm to be input to the fuel feeding information of the lubricant oil of above-mentioned the second control unit 410.
Effect of the present invention is as follows.
The oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation of the present invention, because the top runner in engineering machinery possesses fuel system changeover part, at fuel system changeover part, possesses manual oil supply unit, can carry out auto-supply mode and the manually conversion of fuel system according to user's selection, therefore, can be optionally only desired area be supplied with the lubricant oil of appropriate amount, thereby had advantages of and can more effectively use equipment.
And, the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation of the present invention, owing to possessing one-way valve (one-way valve) at fuel system changeover part, therefore by manual oil supply unit, can only inject lubricant oil, prevent that lubricant oil is by manual oil supply unit adverse current.
In addition, the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation of the present invention, owing to possessing for confirming to the pressure transducer of the flow of the mobile lubricant oil of the second fuel supply line of each position supplying lubricating oil of the rotating part of engineering machinery, therefore, have advantages of without calculating and also can confirm according to the measured load of pressure transducer the sendout of the lubricant oil mobile to each position separately.
And, the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation of the present invention, owing to possessing the control unit of the fuel feeding information of analyzing lubricant oil, and the display unit that the fuel delivery that is input to each position of control unit is possessed with instrument panel shows, therefore tool has the following advantages, ride in operator cabin driver can with ride in the state of operator cabin utilize picture easily confirm rotating part each position lubricant oil supply whether and fuel delivery.
Accompanying drawing explanation
Fig. 1 means the side view of general structure that can rotating engineering machinery.
Fig. 2 means the embodiment's of oil supplying device of the present invention structural drawing.
Fig. 3 means the circuit diagram of the major component of the oil supplying device that possesses pressure transducer of the present invention.
Fig. 4 means and of the present inventionly by pressure transducer, is obtained the flowing information of lubricant oil and be presented at the structural drawing of the embodiment on instrument panel.
In figure:
100-lower traveling body, 110-mobile devices, 200-top runner, 210-fuel system changeover part, 211-auto-supply pump, 212-the first fuel supply line, the manual oil supply unit of 213-, 214-the second fuel supply line, 215-pressure transducer, 220-the first control unit, 300-rotating part, 310-floating bearing portion, 320-swivel gear unit, 410-the second control unit, 420-instrument panel.
Embodiment
Generally speaking, engineering machinery is called again building machinery, and its kind is very many, comprises excavator, wheel loader, fork truck, sliding loader etc.
Especially the engineering machinery that can carry out rotating revolution mode has excavator, hoist, bulldozer, tank etc., the top runner that these engineering machinery generally include lower traveling body and arrange pivotally from lower traveling body.
As an example of building heavy equipment, excavator is the building machinery using for excavating sand or rock, is to carry out the equipment that residential land is built the various operations such as cause, road and sewerage, rivers transformation and the engineering that intercepts water, tunnel and subway foundation engineering, native stone mining operations, forestry reclamation works, sand loading operation.
This excavator can comprise: the lower traveling body being driven by track or wheel; Can unsteadily be combined and possess the top runner that the space that can make driver take is operator cabin with the upper end of lower traveling body; And can be to working equipments such as the swing arm of the place ahead combination rotationally of top runner, forearm, scraper bowls.
Can make the revolution action of the rotating part that top runner and lower traveling body rotate mutually also referred to as waving (swing), this rotating part makes small gear mutually rotate and form revolution with revolution internal gear according to hydraulic pressure.
In this revolution action, if bearing and swivel gear supplying lubricating oil are not lubricated, when turn round action, there is the danger of equipment damage or misoperation, so the supply of lubricant oil is extremely important.
The first embodiment
Below, with reference to accompanying drawing, the first embodiment of the present invention is elaborated.
With reference to Fig. 1, the engineering machinery that can turn round action comprises lower traveling body 100, top runner 200 and rotating part 300.
Above-mentioned lower traveling body 100 travel and halted state under take on equipment support, and can possess in lower end mobile devices 110.
In Fig. 1, using above-mentioned mobile devices 110, for the situation of crawler belt (track) illustrates as the first embodiment, but can certainly be the various traveling mechanisms such as wheel (wheel).
Above-mentioned top runner 200 can arrange from above-mentioned lower traveling body 100 pivotally by above-mentioned rotating part 300.
Above-mentioned rotating part 300 is to take above-mentioned lower traveling body 100 as benchmark makes above-mentioned top runner 200 rotating devices, can comprise floating bearing portion 310 and swivel gear unit 320.
Above-mentioned floating bearing portion 310 can at small gear, rotating position consists of a plurality of ball bearings etc. with the engagement of revolution internal gear.
Above-mentioned swivel gear unit 320 is equivalent to remove the remainder of above-mentioned floating bearing portion 310 in above-mentioned rotating part 300.
With reference to Fig. 2, above-mentioned top runner 200 can convert the fuel system changeover part 210 that utilizes automated manner or manual mode to inject in the time of can being included in above-mentioned rotating part 300 supplying lubricating oil.
Above-mentioned fuel system changeover part 210 can possess the first fuel supply line 212, the second fuel supply line 214 and manual oil supply unit 213, and above-mentioned fuel system changeover part 210 is to needing each position of the swivel gear of supplying lubricating oil to disperse the device of supplying lubricating oil.
Above-mentioned fuel system changeover part forms regular hexahedron shape, connects above-mentioned the first fuel supply line 212 in the above, possesses above-mentioned manual oil supply unit 213 above, in bottom surface or connect above-mentioned the second fuel supply line 214 below.
This is the first embodiment, above-mentioned fuel system changeover part 210 can be various shapes according to design forming certainly, and the connection part of above-mentioned the first fuel supply line 212 and above-mentioned the second fuel supply line 214 and above-mentioned manual oil supply unit 213 can be according to the position of the kind of engineering machinery and above-mentioned rotating part 300 and design and difference.
Above-mentioned fuel system changeover part 210 is positions of lubricating oil flow, thus preferably maintain sealing, in case flow out to outside at the lubricant oil of the internal flow of above-mentioned fuel system changeover part 210.
Above-mentioned the first fuel supply line 212 can be applicable to the situation that above-mentioned fuel system changeover part 210 has been selected auto-supply mode, in the situation that the mode of supplying lubricating oil possesses the auto-supply pump 211 that makes lubricating oil flow automatically.
In order to make lubricant oil flow into above-mentioned fuel system changeover part 210 from above-mentioned auto-supply pipe 211, possesses above-mentioned the first fuel supply line 212.
Above-mentioned the first fuel supply line 212 is connected with one end of above-mentioned fuel system changeover part 210, and receives lubricant oil from above-mentioned auto-supply pump 211.
Above-mentioned manual oil supply unit 213 is applied to above-mentioned fuel system changeover part 210 and has selected the manually situation of the mode of supplying lubricating oil, in the situation that the mode of supplying lubricating oil manually, the above-mentioned manual oil supply unit 213 that can possess by above-mentioned fuel system changeover part 210 injects lubricant oil so that user can be directly supplying lubricating oil manually.
User can be connected to injector etc. on above-mentioned manual oil supply unit 213 and inject the lubricant oil of necessary amount.
Thereby, have advantages of that user can utilize manual fuel system optionally to inject lubricant oil to each parts.
As mentioned above, above-mentioned rotating part 300 comprises above-mentioned floating bearing portion 310 and above-mentioned swivel gear unit 320, and above-mentioned fuel system changeover part 210 can be set respectively, to lubricant oil is injected respectively in above-mentioned floating bearing portion 310 and above-mentioned swivel gear unit 320.
That is, can to above-mentioned floating bearing portion 310 inject lubricant oil above-mentioned fuel system changeover part 210 and can be to above-mentioned swivel gear unit the 320 above-mentioned fuel system changeover parts 210 that inject lubricant oil can divide and be arranged.
In addition, the in the situation that of manual supplying lubricating oil, above-mentioned fuel system changeover part 210 can optionally arrange in inside one-way valve (one-way valve), in case when manually injecting lubricant oil from above-mentioned manual oil supply unit 213 lubricant oil adverse current.
So-called above-mentioned one-way valve refers to and is designed to can only flow and valve that can not be mobile round about to a direction through the fluid of valve, comprises that safety check (check valve) etc. has many types.
As shown in Figure 2, above-mentioned manual oil supply unit 213 can be opened inlet so that connecting tube etc., so because above-mentioned manual oil supply unit 213 is opened, exist lubricant oil because the internal pressure of device is from inner adverse current the danger to outside outflow by above-mentioned manual oil supply unit 213.
So, in order to prevent that lubricant oil from, from above-mentioned rotating part 300 to above-mentioned manual oil supply unit 213 adverse currents, can possess one-way valve in the inside of above-mentioned fuel system changeover part 210.
Above-mentioned the second fuel supply line 214 is arranged to be connected with the other end of above-mentioned fuel system changeover part 210, and above-mentioned the second fuel supply line 214 is for the lubricant oil that flows into above-mentioned fuel system changeover part 210 being injected into the joint of above-mentioned rotating part 300.
The in the situation that of auto-supply mode, make to flow and inject to above-mentioned rotating part 300 from 211 ejections of above-mentioned auto-supply pump and by the lubricant oil that above-mentioned the first fuel supply line 212 flows into above-mentioned fuel system changeover part 210.
The in the situation that of manual fuel system, the lubricant oil that injects above-mentioned fuel system changeover part 210 by above-mentioned manual oil supply unit 213 by user is injected into above-mentioned rotating part 300.
With reference to Fig. 2, a plurality of above-mentioned fuel system changeover part 210 that above-mentioned floating bearing portion 310 and above-mentioned swivel gear unit 320 possess respectively can be controlled by the first control unit 220.
Above-mentioned the first control unit 220 cuts off above-mentioned manual oil supply unit 213 and cannot inject lubricant oil by above-mentioned manual oil supply unit 213 when automatic supplying lubricating oil, but automatically injects lubricant oil by the flow path via above-mentioned auto-supply pump 211 and above-mentioned the first fuel supply line 212.
Similarly, above-mentioned the first control unit 220 cuts off above-mentioned the first fuel supply line 212 and cannot spray and pass through above-mentioned the first fuel supply line 212 injection lubricant oil automatically from above-mentioned auto-supply pump 211 when manual supplying lubricating oil, but passes through the direct supplying lubricating oil of above-mentioned manual oil supply unit 213 by user.
Above-mentioned the first control unit 220 can be controlled according to design, when supplying lubricating oil not, above-mentioned manual oil supply unit 213 and above-mentioned the first fuel supply line 212 are all cut off, or above-mentioned manual oil supply unit 213 and above-mentioned the first fuel supply line 212 are all opened, thereby can all apply auto-supply mode and manual fuel system.
User can control above-mentioned fuel system changeover part 210 according to the setting of above-mentioned the first control unit 220, thereby the multi-control mode that can carry out with auto-supply mode, manual fuel system, auto-supply and manual fuel feeding is to above-mentioned rotating part 300 supplying lubricating oils.
And, the in the situation that of manual fuel system, user can be only to forming optionally supplying lubricating oil of a part in the structural element of above-mentioned rotating part 300, can freely adjust supply time and lubricants capacity etc.
Thereby in the situation that operating environment is severe, i.e. underwater work or equip as desert under the environment that can be buried by sand, also can be to above-mentioned rotating part 300 supplying lubricating oil and carry out normal revolution action suitably.
Above-mentioned the first control unit 220 can optionally arrange in the present invention, even if certainly above-mentioned the first control unit 220 is not set, also can use safety check etc. to realize object of the present invention.
Although the example of the above-mentioned rotating part supplying lubricating oil that above-described embodiment subtend engineering machinery possesses is illustrated, the various terminal position that engineering machinery is possessed also wants sustainable supply lubricant oil to move to carry out the revolution of joint.
Thereby the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation of the present invention is not limited to above-mentioned rotating part 300, can certainly form the manual supplying lubricating oil in various terminal position or automatic supplying lubricating oil.
The second embodiment
Below, with reference to accompanying drawing, the second embodiment of the present invention is elaborated.
Fig. 3 means the circuit diagram of the major component of the oil supplying device that possesses pressure transducer of the present invention, and Fig. 4 means and of the present inventionly by pressure transducer, obtained the flowing information of lubricant oil and be presented at the structural drawing of the embodiment on instrument panel.
With reference to Fig. 3, above-mentioned rotating part 300 is to take above-mentioned lower traveling body 100 as benchmark makes above-mentioned top runner 200 rotating devices, can comprise fuel system changeover part 210, the second fuel supply line 214 and the pressure transducer 215 that are connected with above-mentioned fuel system changeover part 210.
On above-mentioned fuel system changeover part 210, connect more than one above-mentioned the second fuel supply line 214, this second fuel supply line 214 receives lubricant oil and each position supplying lubricating oil to swivel gear by lubricant oil from above-mentioned fuel system changeover part 210.
Above-mentioned fuel system changeover part 210 preferably possesses arithmetic unit, this arithmetic unit can be confirmed will disperse to each position of swivel gear the amount of the lubricant oil of supply by above-mentioned the second fuel supply line 214 in advance, and whether a plurality of above-mentioned the second fuel supply lines 214 difference computing lubricant oil is supplied with to the amount of the lubricant oil of supplying with needs.
And, according to design, also can consider following embodiment, driver sets above-mentioned fuel system changeover part 210, each position of swivel gear is sent respectively to whether lubricant oil is supplied with and the instruction of lubricant oil delivery volume, thereby makes automatic oil supplying device work.
With reference to Fig. 3 and Fig. 4, above-mentioned pressure transducer 215 be arranged in above-mentioned the second fuel supply line 214 one upper, thereby can confirm the flow of the lubricant oil sending and send to each position of swivel gear from above-mentioned fuel system changeover part 210 by above-mentioned the second fuel supply line 214.
Above-mentioned pressure transducer 215 is also called detector (sensor), is the element that possesses the function of the pressure in the physical quantity that detects and measure a plurality of kinds.
The electrical signal that the general use of output signal is easily carried out telecontrol and easily amplified and store.
Because fluid produces pressure when the certain thickness pipe internal flow, therefore above-mentioned pressure transducer 215 utilizes this characteristic, measures the concurrent power transmission signal of internal pressure of above-mentioned the second fuel supply line 214.
Based on this, can infer that the fluid in the internal flow of above-mentioned pressure transducer 215 is flowing velocity and the amount of flow of lubricant oil, so have advantages of and can infer and confirm that whether lubricant oil supply with the amount with supplied with lubricant oil each position of swivel gear.
With reference to Fig. 4, above-mentioned top runner 200 can optionally possess the second control unit 410 and instrument panel 420.
Above-mentioned the second control unit 410 can be used as for analyzing by the arithmetic unit of the fuel feeding information of the mobile lubricant oil of above-mentioned pressure transducer 215, is arranged on above-mentioned top runner 200.
As mentioned above, above-mentioned the second control unit 410 receives the electrical signal of the pressure of measuring during whether with lubricating oil flow to the lubricating oil flow of each above-mentioned the second fuel supply line 214 by above-mentioned pressure transducer 215.
Thereby whether above-mentioned the second control unit 410 confirms lubricating oil flow that the electrical signal of inputting confirms each above-mentioned the second fuel supply line 214, can know lubricant oil is supplied to which position in each position of swivel gear thereupon.
And, above-mentioned the second control unit 410 is confirmed the electrical signal of inputting, and receive the electrical signal to the lubricating oil flow pressure of each above-mentioned the second fuel supply line 214, and carry out computing amount of flow based on this and by the flowing velocity of the lubricant oil supplied with to each position of swivel gear.
With reference to Fig. 4, above-mentioned instrument panel 420 forms the fuel feeding information of the lubricant oil that can make driver certifying be input to above-mentioned the second control unit 410.
Above-mentioned instrument panel 420 is preferably arranged on the operation panel possessing in the operator cabin of above-mentioned top runner 200, so that driver easily confirms.
Above-mentioned the second control unit 410 the shows swivel gear lubricant oil auto-supply at each position by above-mentioned instrument panel 420 whether and the in the situation that of fuel feeding position computing the result of delivery volume of lubricant oil.
Now, can possess the amplifier of amplifying signal and convert amplified analogue signal to digital signal to be presented at the transducer on above-mentioned instrument panel 420.
With reference to Fig. 4, also can consider following embodiment, in above-mentioned instrument panel 420, can be confirmed by the figure on liquid crystal panel whether lubricant oil is supplied to each position of engineering machinery, according to the supply of lubricant oil, whether with differentiation colors such as green and redness, show.
As mentioned above, preferably with green lighting, representing that the position of supplying lubricating oil shows the delivery volume of supplied with lubricant oil by numeral.
More than illustrated each position supplying lubricating oil of the above-mentioned rotating part 300 of engineering machinery and confirmed the structure of this supply situation.
This is the second embodiment only, requires to inject whether on the various parts of lubricant oil, also can apply supply that the present invention confirms lubricant oil and delivery volume in engineering machinery.
For example, in engineering machinery, various terminal position is moved and is carried out operation etc. by revolution, so to these joint areas meeting supplying lubricating oils, the in the situation that of the supplying lubricating oil of butt joint position, certainly also can apply the present invention and confirm fuel feeding position and fuel delivery.
Can not be confined to the above embodiment of the present invention and carry out interpretation technique thought; the present invention not only has wide range of applications; and can implement various distortion in the situation that do not depart from main points those skilled in the art of the application's the present invention for required protection; so this improvement and change will be apparent to those skilled in the art, thereby are also contained in protection scope of the present invention.
Claims (3)
1. the oil supplying device that can carry out the engineering machinery that the conversion of fuel system and fuel feeding confirm, this project machinery possesses a plurality of working equipments, and above-mentioned oil supplying device is characterised in that,
Comprise: fuel system changeover part (210), this fuel system changeover part (210) at one end connects first fuel supply line (212) that can make lubricant oil flow into from accommodating the auto-supply pump (211) of lubricant oil, at the other end, connect and the lubricant oil of inflow can be injected into more than one the second fuel supply line (214) in rotating part (300) or various terminal, and possess manual oil supply unit (213) so that the manual supplying lubricating oil of user;
One-way valve, this one-way valve is located at the inside of above-mentioned fuel system changeover part (210), in case when injecting lubricant oil from above-mentioned manual oil supply unit (213) lubricant oil adverse current;
Pressure transducer (215), this pressure transducer (215) is provided in more than one above-mentioned the second fuel supply line (214) being connected with above-mentioned fuel system changeover part (210), for confirming the flow to the mobile lubricant oil of above-mentioned the second fuel supply line (214); And
Arithmetic unit, this arithmetic unit can be confirmed to disperse to each position the amount of the lubricant oil of supply in advance, and whether above-mentioned the second fuel supply line (214) difference computing lubricant oil is supplied with to the amount of the lubricant oil of supplying with needs,
Above-mentioned fuel system changeover part (210) is controlled by the first control unit (220), this first control unit (220) cuts off above-mentioned manual oil supply unit (213) when automatic supplying lubricating oil, and when manual supplying lubricating oil, cut off above-mentioned the first fuel supply line (212)
According to the setting of above-mentioned the first control unit (220), the multi-control mode that can carry out with auto-supply and manual fuel feeding is controlled above-mentioned fuel system changeover part (210).
2. the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation according to claim 1, is characterized in that,
Above-mentioned engineering machinery comprises the lower traveling body (100) of (110) that possesses mobile devices and the top runner (200) arranging pivotally from above-mentioned lower traveling body (100) by above-mentioned rotating part (300),
Above-mentioned rotating part (300) comprises floating bearing portion (310) and swivel gear unit (320), above-mentioned fuel system changeover part (210) is set respectively to lubricant oil is injected respectively in above-mentioned floating bearing portion (310) and above-mentioned swivel gear unit (320).
3. the oil supplying device that can carry out the conversion of fuel system and the engineering machinery of fuel feeding confirmation according to claim 2, is characterized in that,
On above-mentioned top runner (200), possess for analyzing by second control unit (410) of the fuel feeding information of the mobile lubricant oil of above-mentioned pressure transducer (215), according to instrument panel (420), can confirm to be input to the fuel feeding information of the lubricant oil of above-mentioned the second control unit (410).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0131337 | 2009-12-24 | ||
| KR1020090131337A KR20110074395A (en) | 2009-12-24 | 2009-12-24 | Grease injection device for construction equipment having confirming function of grease injection |
| KR10-2009-0131336 | 2009-12-24 | ||
| KR1020090131336A KR101658235B1 (en) | 2009-12-24 | 2009-12-24 | Grease injection device for Construction equipment capable of Converting the Format of Grease injection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102128341A CN102128341A (en) | 2011-07-20 |
| CN102128341B true CN102128341B (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010608733.5A Expired - Fee Related CN102128341B (en) | 2009-12-24 | 2010-12-23 | Oil supply device of engineering machine capable of converting oil supply modes and confirming oil supply |
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| CN (1) | CN102128341B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106593857A (en) * | 2016-12-21 | 2017-04-26 | 北汽福田汽车股份有限公司 | Lubricating device for pumping mechanism, and vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2090003U (en) * | 1991-01-01 | 1991-12-04 | 浙江省玉环县城关润滑设备厂 | Warning type pressure oil apparatus |
| CN200955651Y (en) * | 2006-08-30 | 2007-10-03 | 广西玉柴专用汽车有限公司 | Concentrated automatic lubrication device of garbage compression transfer station apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04341696A (en) * | 1991-05-16 | 1992-11-27 | Showa Yuki Kk | Lubrication centralized control system |
| CN2278838Y (en) * | 1997-03-23 | 1998-04-15 | 王东升 | Full-automatic grease or oil lubricating device |
| JP2003213723A (en) * | 2002-01-23 | 2003-07-30 | Hitachi Constr Mach Co Ltd | Construction machinery |
| JP3958054B2 (en) * | 2002-01-31 | 2007-08-15 | 株式会社東芝 | Method for repairing bearing oil circulation system of rotating machinery |
| JP2003278906A (en) * | 2002-03-25 | 2003-10-02 | Mazda Motor Corp | Oil supply control device for automatic transmission |
-
2010
- 2010-12-23 CN CN201010608733.5A patent/CN102128341B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2090003U (en) * | 1991-01-01 | 1991-12-04 | 浙江省玉环县城关润滑设备厂 | Warning type pressure oil apparatus |
| CN200955651Y (en) * | 2006-08-30 | 2007-10-03 | 广西玉柴专用汽车有限公司 | Concentrated automatic lubrication device of garbage compression transfer station apparatus |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2003-213723A 2003.07.30 |
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|---|---|
| CN102128341A (en) | 2011-07-20 |
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