CN103231451B - For lubricating system and the main concrete mixer of main concrete mixer - Google Patents
For lubricating system and the main concrete mixer of main concrete mixer Download PDFInfo
- Publication number
- CN103231451B CN103231451B CN201310165033.7A CN201310165033A CN103231451B CN 103231451 B CN103231451 B CN 103231451B CN 201310165033 A CN201310165033 A CN 201310165033A CN 103231451 B CN103231451 B CN 103231451B
- Authority
- CN
- China
- Prior art keywords
- gauge tap
- lubricating
- controller
- concrete mixer
- cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a kind of lubricating system for main concrete mixer and main concrete mixer, relate to technical field of engineering machinery.Solve prior art and there is shaft end seal working environment instability, cause the technical problem that shaft end seal effect is poor.This lubricating system being used for main concrete mixer comprises controller, lubricating circuit gauge tap, grease pump, power supply and oil fuel tube, can send charging signal when the material inlet valve of stirring host is in open mode to controller; Stirring host unloads concrete door opening and closing state detector and can unload to send controller when concrete door is in open mode at stirring host and unload concrete door opening signal.This main concrete mixer comprises electronic centralized lubricating system, and electronic centralized lubricating system is the lubricating system for main concrete mixer provided by the invention.The present invention is for improving the sealing property of shaft end seal.
Description
Technical field
The present invention relates to technical field of engineering machinery, be specifically related to a kind of lubricating system for main concrete mixer and put and establish this for the main concrete mixer of the lubricating system of main concrete mixer.
Background technology
Double-horizontal axle concrete stirring host is a kind of plant equipment different raw material such as aggregate, binding agent, water being stirred into ready-mixed concrete, and it has two stirring main shafts and is placed in parallel in horizontal plane.
Double-horizontal axle concrete stirring host in working order time, movement clearance must be there is at a mixing bowl two-end part because of the rotation of shaft, this gap becomes concrete water cement mortar invasion position, and as improper in protected, concrete can be seeped into a mixing bowl outside along this position.For addressing this problem, shaft end seal becomes the key technology point of double-horizontal axle concrete stirring host.
Sealing structure of shaft end (being called for short: shaft end seal) is the hermetically-sealed construction of shaft at a mixing bowl two-end part of stirring host.The working environment of shaft end seal and sealing effectiveness are directly connected to the rotational efficienty of shaft.
In prior art, the sealing of domestic and international main concrete mixer at axle head position adopts measure to be usually: lubricating oil is driven into stirring host and relatively rotates gap, position at axle head position, utilize the lubricating oil being full of gap by itself and external environs, prevent the invasion of concrete slurry.Other bearing places adopt the form of regular oiling to maintain.
The lubricating oil at shaft end seal position is involved in inside concrete by outside cement mortar and constantly consumes, and therefore, this position needs frequent oiling.Usually electronic centralized lubricating system is used to be automatic lubricant pump oiling in industry, electronic centralized lubricating system comprises the shaft end seal place oil feed line (comprising four pipelines) of electronic lubricating pump and correspondence, and the control (start and stop of electronic lubricating pump) of electronic lubricating pump duty is called: self-lubricate controls.During for automatic lubricant pump oiling, start to start stirring host, carry out oiling according to the fixed cycle.Double-horizontal axle concrete stirring host has four axle head positions to need sealing, can use four independently electronic lubricating pump one_to_one corresponding carry out oiling, an electronic lubricating pump also can be used to utilize current divider lubricating oil to be divided into four pipelines for the oiling of shaft end seal place.
In prior art, domestic and international main concrete mixer has the automatic lubricant pump of four independent plunger displacement pumps (electronic or pneumatic) corresponding four shaft end seal positions respectively, with fixing cycle oiling for sealing, lubricating system employing; Separately have manual lubrication system to be emergency use and operational maintenance, but fuel feeding is carried out in the independent start and stop controlling automatic lubricant pump.
At least there is following technical problem in prior art:
In prior art, independent of beyond the sealing version at position and the duty of stirring host, may there is following unfavorable phenomenon in the fuel feeding of main concrete mixer lubricating system:
The stirring host continuous oiling of shaft end seal or stirring host when holding state do not supplement in time after load condition lubricating oil is consumed (such as: stirring host has entered duty but lubricating oil also could not in time, promptly supplement); Relative to hermetically-sealed construction, oiling time controling is improper, and may to produce injection flow too much or very few.This phenomenon causes shaft end seal working environment unstable, and shaft end seal effect is bad, and seal is easily damaged.
Summary of the invention
The object of the invention is propose a kind of lubricating system for main concrete mixer and establish this for the main concrete mixer of the lubricating system of main concrete mixer, solve prior art and there is shaft end seal working environment instability, cause the technical problem that shaft end seal effect is poor.Optimal technical scheme provided by the invention also has the advantage of saving lubricating oil, seal durability length.
For achieving the above object, the invention provides following technical scheme:
The lubricating system for main concrete mixer that the embodiment of the present invention provides, comprises controller, lubricating circuit gauge tap, grease pump, power supply and oil fuel tube, wherein:
Material inlet valve, the stirring host of described controller and stirring host unload concrete door opening and closing state detector, described lubricating circuit gauge tap and described power electric and are connected;
The material inlet valve of described stirring host can send charging signal to described controller when being in open mode;
Described stirring host unloads concrete door opening and closing state detector and can unload to send described controller when concrete door is in open mode at stirring host and unload concrete door opening signal;
Described grease pump comprises oil pump power motor and oil pump, described lubricating circuit gauge tap is connected between described oil pump power motor and described power supply, when described lubricating circuit gauge tap is in closure state, described oil pump power motor is connected with described power electric, and described power supply is used for powering for described controller and described oil pump power motor;
Described controller is used for after receiving described charging signal, control described lubricating circuit gauge tap and closes, after unloading concrete door opening signal described in receiving, control the disconnection of described lubricating circuit gauge tap;
The power output shaft of described oil pump power motor is connected with the power input shaft of described oil pump, and the power output shaft of described oil pump power motor is the power input shaft input rotational power of described oil pump;
The oiler of described oil fuel tube is connected with the lubricating oil output port of described oil pump;
The oil-out of described oil fuel tube is towards oiling point, and described at least one, oiling point is arranged on sealing structure of shaft end.
In one preferably or alternatively embodiment, this lubricating system being used for main concrete mixer also comprises host computer, flushing water pump, water pump power motor, cleaning circuit gauge tap and scavenge pipe, wherein:
Described cleaning circuit gauge tap is connected between described water pump power motor and described power supply, when described cleaning circuit gauge tap is in closure state, described water pump power motor is connected with described power electric, and described power supply is used for for described water pump power feeding electric motors;
Described controller is electrically connected with described host computer and described cleaning circuit gauge tap;
Cleaning on described host computer starts described upper function when button is triggered and sends cleaning enabling signal to described controller, and when the cleaning stop button on described host computer is triggered, described upper function sends cleaning stop signal to described controller;
Described controller is used for after receiving described cleaning enabling signal, control described cleaning circuit gauge tap and closes, after receiving described cleaning stop signal, control the disconnection of described cleaning circuit gauge tap;
The power output shaft of described water pump power motor is connected with the power input shaft of described flushing water pump, and the power output shaft of described water pump power motor is the power input shaft input rotational power of described flushing water pump;
The filter washing water inlet of described scavenge pipe is connected with the cleaning fluid output port of described flushing water pump;
The rinse liquid outlet of described scavenge pipe is towards described oiling point.
In one preferably or alternatively embodiment, described controller is also for after receiving described cleaning stop signal, and described cleaning circuit gauge tap is when being in off-state, controls after described lubricating circuit gauge tap closes predetermined a period of time, to control described lubricating circuit gauge tap again and disconnect.
In one preferably or alternatively embodiment, described predetermined a period of time is 3 ~ 7 minutes.
In one preferably or alternatively embodiment, described predetermined a period of time is 5 minutes.
In one preferably or alternatively embodiment, described controller is programmable logic controller (PLC).
In one preferably or alternatively embodiment, described lubricating circuit gauge tap is auxiliary reclay, and it is proximity switch that described stirring host unloads concrete door opening and closing state detector;
Described cleaning circuit gauge tap comprises the auxiliary reclay be electrically connected with described controller and the contactor of connecting with described auxiliary reclay, when described auxiliary reclay is in off-state, described contactor is in off-state, and when described auxiliary reclay is in closure state, described contactor is in closure state.
In one preferably or alternatively embodiment, described power supply comprises dc source and AC power, wherein:
Described dc source is used for for described oil pump power motor, described controller are powered, and described AC power is used for for described water pump power feeding electric motors;
Described cleaning circuit gauge tap also comprises the auxiliary contact switch of the linkage that to be connected with described contactor, and described auxiliary contact switch is electrically connected with described dc source, wherein:
When described contactor is in off-state, described contactor drives described auxiliary contact switch to be in off-state, and when described contactor is in closure state, described contactor drives described auxiliary contact switch to be in closure state.
In one preferably or alternatively embodiment, described controller comprises the first signal input pin, secondary signal input pin, the 3rd signal input pin, the 4th signal input pin, the first signal output pin and secondary signal output pin, wherein:
Described first signal input pin is electrically connected with the material inlet valve of described stirring host;
Described secondary signal input pin and described stirring host unload concrete door opening and closing state detector and are electrically connected;
Described 3rd signal input pin is electrically connected with described host computer;
Described four signal input pins are connected between described auxiliary contact switch and described dc source;
Described first signal output pin is electrically connected with described lubricating circuit gauge tap;
Described secondary signal output pin is electrically connected with described cleaning circuit gauge tap.
The main concrete mixer that the embodiment of the present invention provides, comprises electronic centralized lubricating system and manual lubrication system, wherein:
The lubricating system for main concrete mixer that described electronic centralized lubricating system provides for the arbitrary technical scheme of the present invention.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
Because middle controller of the present invention can by judging whether to receive charging signal, whether receive the residing duty that the mode of unloading concrete door opening signal judges stirring host, when the material inlet valve of stirring host is in open mode, the stirring main shaft of stirring host can rotate and ready-mixed concrete cement mortar, this Time Controller can be in time, control lubricating circuit gauge tap rapidly to close, pass through oil pump, the oil-out of oil fuel tube continues the oiling point on sealing structure of shaft end timely, carry out oiling rapidly, to ensure, in sealing structure of shaft end, there is enough lubricating oil, maintain desirable sealing property, avoid stirring host when load condition, after lubricating oil in sealing structure of shaft end is consumed not in time, the problem of supplementing rapidly occurs, ensure that the stability of shaft end seal working environment thus, shaft end seal effect is even more ideal, and then also solving prior art, to there is shaft end seal working environment unstable, cause the technical problem that shaft end seal effect is poor.
Simultaneously, stirring host unload concrete door be in open mode time, now the stirring main shaft of stirring host is out of service, so controller can control lubricating circuit gauge tap disconnect, stop carrying out oiling by the oil-out of oil pump, oil fuel tube to sealing structure of shaft end, avoid the waste of lubricating oil.
Optimal technical scheme provided by the invention compared with prior art at least can also produce following technique effect:
1, the present invention proposes sealing, lubricating system adopt a kind of labyrinth structure of improvement in sealing structure of shaft end design, and the intrusion of cement mortar is more difficult; The oil-feeding control of shaft end seal is associated with the duty of stirring host, keep sealing position to continue oiling when stirring host enclosure interior has material, at once for shaft end seal position fuel feeding 5 minutes is to supplement the lubricating oil because cleaning loss after main frame cleaning terminates, stirring host is kept to be in good holding state.
2, lubricating pump flow matches in the loss of 1.2ml/min and hermetically-sealed construction place lubricating oil, and the oiling time controling after main frame cleaning just supplements the lubricating oil causing loss because washing machine.Therefore, during JS series concrete stirring host holding state, shaft end seal position is full of lubricating oil all the time.
3, in the present invention, lubricating pipe blocking possibility is little, lubrication system works is more reliable, lubrication fuel consumption little, good sealing effect, seal life-span is long.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The schematic diagram of electrical connection between the lubricating system middle controller for main concrete mixer that Fig. 1 provides for the embodiment of the present invention and other electronic devices;
Fig. 2 for the embodiment of the present invention provide for the schematic diagram of electrical connection between contactor and auxiliary reclay in the lubricating system of main concrete mixer;
Fig. 3 for the embodiment of the present invention provide for water pump power motor in the lubricating system of main concrete mixer, the schematic diagram of electrical connection between breaker and contactor;
The schematic diagram for annexation between oil pump power motor in the lubricating system of main concrete mixer and oil pump, oil fuel tube, oil site that Fig. 4 provides for the embodiment of the present invention;
The schematic diagram of annexation between each chief component of the lubricating system for main concrete mixer that Fig. 5 provides for the embodiment of the present invention;
Fig. 6 is the enlarged diagram of part-structure in part A in Fig. 5;
The schematic diagram for position relationship between centralized lubricating system electronic in the lubricating system of main concrete mixer and oil site that Fig. 7 provides for the embodiment of the present invention;
Fig. 8 for the embodiment of the present invention provide for the schematic diagram of position relationship between manual lubrication system and oil site in the lubricating system of main concrete mixer;
The schematic diagram of the main concrete mixer of lubricating system for main concrete mixer of Fig. 9 for arranging the embodiment of the present invention and providing;
Reference numeral: 1, controller; 11, the first signal input pin; 12, secondary signal input pin; 13, the 3rd signal input pin; 14, the 4th signal input pin; Q01, the first signal output pin; Q02, secondary signal output pin; 21, lubricating circuit gauge tap; 22, oil pump power motor; 23, grease pump; 24, oil fuel tube; 4, the material inlet valve of stirring host; 5, stirring host unloads concrete door opening and closing state detector; 60, host computer; 64, water pump power motor; KA1, auxiliary reclay; KA2, auxiliary reclay; KM1, contactor; 65, contactor auxiliary contact; QF1, breaker; 66, auxiliary contacts of circuit breaker; 71, Dump gate bearing; 72, manual oiling point; 73, bearing oil site is stirred; 74, oil site is rotated; 751, on sealing structure of shaft end by the oil site of electronic centralized lubricating system oiling; 752, on sealing structure of shaft end by the oil site of manual lubrication system oiling; 76, shaft end seal part; 771, oiling point; 772, oiling point; 773, oiling point; 774, oiling point; 8, manual fueller.
Detailed description of the invention
Below by accompanying drawing Fig. 1 ~ Fig. 9 and the mode enumerating embodiment more of the present invention, technical scheme of the present invention (comprising optimal technical scheme) is described in further detail.It should be noted that: any technical characteristic in the present embodiment, any technical scheme is all one or more in the technical characteristic of plurality of optional or optional technical scheme, cannot exhaustive all alternative technical characteristics of the present invention and alternative technical scheme in order to describe succinct to need in presents, also the embodiment being not easy to each technical characteristic all emphasizes that it is one of optional numerous embodiments, so those skilled in the art should know: any technical characteristic in the present embodiment and any technical scheme all do not limit the scope of the invention, protection scope of the present invention should comprise those skilled in the art and not pay the thinkable any alternate embodiments of creative work.
Embodiments provide a kind of shaft end seal working environment is comparatively stable, sealing effectiveness is ideal, seal durability the is long lubricating system for main concrete mixer and establish this for the main concrete mixer of the lubricating system of main concrete mixer.
Below in conjunction with the elaboration that Fig. 1 ~ Fig. 9 carries out specifically to technical scheme provided by the invention, the technical scheme of arbitrary technological means provided by the invention being carried out replacing or two or more technological means provided by the invention being carried out mutually combining and obtain all should within protection scope of the present invention.
As shown in Fig. 1 ~ Fig. 9, the lubricating system for main concrete mixer that the embodiment of the present invention provides comprises controller 1, lubricating circuit gauge tap 21, grease pump 23, power supply and oil fuel tube 24, wherein:
Material inlet valve 4, the stirring host of controller 1 and the stirring host of main concrete mixer unload concrete door opening and closing state detector 5, lubricating circuit gauge tap 21 and power electric and are connected.
The material inlet valve 4 of stirring host can send charging signal to controller 1 when being in open mode.
Stirring host unloads concrete door opening and closing state detector 5 and can unload to send controller 1 when concrete door is in open mode at stirring host and unload concrete door opening signal.
Described grease pump 23 comprises oil pump power motor 22 and oil pump, lubricating circuit gauge tap 21 is connected between oil pump power motor 22 and power supply, when lubricating circuit gauge tap 21 is in closure state, oil pump power motor 22 is connected with power electric, and power supply is used for powering for controller 1 and oil pump power motor 22.
Controller 1 for control after receiving charging signal lubricating circuit gauge tap 21 closed, receive unload concrete door opening signal after control lubricating circuit gauge tap 21 and disconnect.
The power output shaft of oil pump power motor 22 is connected with the power input shaft of oil pump, and the power output shaft of oil pump power motor 22 is the power input shaft input rotational power of oil pump.
The oiler of oil fuel tube 24 is connected with the lubricating oil output port of oil pump.
The oil-out of oil fuel tube 24 towards oiling point, oiling point 771, oiling point 772, oiling point 773 and oiling point 774.At least one oiling point is arranged on sealing structure of shaft end.
As can be seen from Figure 4: oiling point comprises multiple oil site and multiple seal point.
In this example, oil pump is integrated with four plunger displacement pumps, four oil pressure gauges (or claiming Pressure gauge), an oil pump power motor 22 and oil tanks.
The flow of the lubricating oil of the lubricating oil output port output of oil pump is preferably 1.2ml/min.The flow of lubricating oil that lubricating oil output port exports and the loss of sealing structure of shaft end place lubricating oil match.
Because middle controller 1 of the present invention can by judging whether to receive charging signal, whether receive the residing duty that the mode of unloading concrete door opening signal judges stirring host, when the material inlet valve 4 of stirring host is in open mode, the stirring main shaft of stirring host can rotate and ready-mixed concrete cement mortar, this Time Controller 1 can be in time, control lubricating circuit gauge tap 21 rapidly to close, pass through oil pump, the oil-out of oil fuel tube 24 continues the oiling point on sealing structure of shaft end timely, carry out oiling rapidly, to ensure, in sealing structure of shaft end, there is enough lubricating oil, maintain desirable sealing property, avoid stirring host when load condition, the problem of not supplementing in time after the lubricating oil in sealing structure of shaft end is consumed occurs, ensure that the stability of shaft end seal working environment thus, shaft end seal effect is even more ideal.Stirring host unload concrete door be in open mode time, now the stirring main shaft of stirring host is out of service, disconnect so controller 1 can control lubricating circuit gauge tap 21, stop carrying out oiling by the oil-out of oil pump, oil fuel tube 24 to sealing structure of shaft end, avoid the waste of lubricating oil.
As one preferably or alternatively embodiment, this lubricating system being used for main concrete mixer also comprises host computer 60, flushing water pump, water pump power motor 64, cleaning circuit gauge tap and scavenge pipe, wherein:
Cleaning circuit gauge tap is connected between water pump power motor 64 and power supply.When cleaning circuit gauge tap is in closure state, water pump power motor 64 is connected with power electric, and power supply is used for powering for water pump power motor 64.
Controller 1 is electrically connected with host computer 60 and cleaning circuit gauge tap.
Cleaning on host computer 60 starts when button is triggered can send cleaning enabling signal to controller 1, can send cleaning stop signal when the cleaning stop button on host computer 60 is triggered to controller 1.
Cleaning starts button can be integrated into same control knob with cleaning stop button, and now, what the number of times that controller 1 can be triggered by control knob distinguished that host computer sends is cleaning enabling signal or cleaning stop signal.Certainly, cleaning starts button with cleaning stop button also can be two control knobs independent of each other.
Controller 1 closes for controlling cleaning circuit gauge tap after receiving cleaning enabling signal, after receiving cleaning stop signal, control cleaning circuit gauge tap disconnects.
The power output shaft of water pump power motor 64 is connected with the power input shaft of flushing water pump, and the power output shaft of water pump power motor 64 is the power input shaft input rotational power of flushing water pump.Cleaning fluid (such as: the water) entrance of scavenge pipe is connected with the cleaning fluid output port of flushing water pump.The rinse liquid outlet of scavenge pipe is towards at least one oiling point.
Staff can realize the control to water pump power motor 64 and flushing water pump by triggering cleaning startup button or cleaning stop button, and then realizes the cleaning to oiling point.
As one preferably or alternatively embodiment, controller 1 is also for after receiving cleaning stop signal, and cleaning circuit gauge tap is when being in off-state, control to control lubricating circuit gauge tap 21 again after lubricating circuit gauge tap 21 closes predetermined a period of time (predetermined a period of time can be 3 ~ 7 minutes, is preferably 5 minutes) to disconnect.
It is out of service that controller 1 can control water pump power motor 64 after receiving cleaning stop signal, cleaning operation is stopped, if now cleaning circuit gauge tap is in off-state, then represent cleaning operation to stop, if this Time Controller 1 controls the closed words of lubricating circuit gauge tap 21, just can pass through oil pump immediately, oil fuel tube 24 is sealing structure of shaft end supplying lubricating oil to supplement the lubricating oil because cleaning loss, thus keeps stirring host to be in good holding state.The time of supplying lubricating oil preferably just can supplement enough because cleaning the lubricating oil causing loss.
As one preferably or alternatively embodiment, controller 1 is programmable logic controller (PLC) (ProgrammableLogicController is abbreviated as PLC).This controller 1 has is convenient to connection, advantage with low cost.
As one preferably or alternatively embodiment, lubricating circuit gauge tap 21 is preferably auxiliary reclay (intermediaterelay) KA2, and stirring host unloads concrete door opening and closing state detector 5 and is preferably proximity switch.Auxiliary reclay can increase quantity and the capacity of contact in circuit.
As one preferably or alternatively embodiment, cleaning circuit gauge tap comprises the auxiliary reclay KA1 be electrically connected with the controller 1 and contactor KM1 connected with auxiliary reclay KA1, when auxiliary reclay KA1 is in off-state, contactor KM1 is in off-state, and when auxiliary reclay KA1 is in closure state, contactor KM1 is in closure state.
Contactor KM1 have be swift in motion, control capability is large, safe and convenient to use and can the advantage such as frequent operation and remote-controlled operation.
As one preferably or alternatively embodiment, power supply comprises dc source and AC power, wherein: dc source is used for for oil pump power motor 22, controller 1 are powered, and AC power is used for powering for water pump power motor 64.
Cleaning circuit gauge tap also comprises the auxiliary contact switch (illustrate in Fig. 1 and use dotted line frame to mark: the contactor auxiliary contact 65 of auxiliary contact switch and auxiliary contacts of circuit breaker 66) of the linkage that to be connected with contactor KM1, auxiliary contact switch is electrically connected with dc source, wherein:
When contactor KM1 is in off-state, contactor KM1 drives auxiliary contact switch to be in off-state, and when contactor KM1 is in closure state, contactor KM1 drives auxiliary contact switch to be in closure state.
The action of auxiliary contact switch and contactor KM1 is the state that can reflect contactor KM1 linked.Because the power supply of auxiliary contact switch and water pump power motor 64 is isolated reliably, thus ensure that the safety of staff and controller 1.
Also circuit breaker Q F1 is connected with between contactor KM1 and AC power in this example.Circuit breaker Q F1 serves the effect of overload protection to circuit.
As one preferably or alternatively embodiment, controller 1 comprises the first signal input pin 11, secondary signal input pin 12, the 3rd signal input pin 13, the 4th signal input pin 14, first signal output pin Q01 and secondary signal output pin Q02, wherein:
First signal input pin 11 is electrically connected with the material inlet valve 4 of stirring host.
Secondary signal input pin 12 and stirring host unload concrete door opening and closing state detector 5 and are electrically connected.
3rd signal input pin 13 is electrically connected with host computer 60.Host computer 60 can be formed with the 3rd signal input pin 13 by cable and be electrically connected.
4th signal input pin 14 is connected between auxiliary contact switch and dc source.
First signal output pin Q01 is electrically connected with lubricating circuit gauge tap 21.
Secondary signal output pin Q02 is electrically connected with cleaning circuit gauge tap.
Controller 1 is obtained charging signal by above-mentioned signal input pin, is unloaded the signals such as concrete door opening signal, and controller 1 exports the control signal to lubricating circuit gauge tap 21, cleaning circuit gauge tap by above-mentioned signal output pin.Above-mentioned signal can be low level, also can be high level.
Certainly, use other control chips to replace the technical scheme of PLC also within protection scope of the present invention.
As shown in Fig. 1 ~ Fig. 9, the main concrete mixer that the embodiment of the present invention provides, comprise electronic centralized lubricating system and manual lubrication system, wherein: the lubricating system for main concrete mixer that electronic centralized lubricating system provides for the arbitrary technical scheme of the present invention.
Main concrete mixer is double-horizontal axle concrete stirring host especially, is suitable for applying the lubricating system for main concrete mixer that the embodiment of the present invention provides, to improve stability and the sealing reliability of the duty of sealing structure of shaft end.
Manual lubrication system can be the parts oiling at the oiling point place of electronic centralized lubricating system as lubricating system for subsequent use, and manual lubrication system also may be used for operational maintenance.
Illustrate the chief component in electronic centralized lubricating system in Fig. 4 in dotted line frame, Fig. 4 also illustrates the manual fueller 8 of manual lubrication system, and the lubricating oil delivery outlet (such as: oil gun spout) of manual fueller 8 can be the oiling of oiling point.
Arbitrary technical scheme disclosed in the invention described above unless otherwise stated, if the number range of it discloses, so disclosed number range is preferred number range, anyly it should be appreciated by those skilled in the art: preferred number range is only the numerical value that in many enforceable numerical value, technique effect is obvious or representative.Because numerical value is more, cannot be exhaustive, so the present invention just discloses component values to illustrate technical scheme of the present invention, and the above-mentioned numerical value enumerated should not form the restriction to the invention protection domain.
Simultaneously, if the invention described above discloses or relate to parts or the structural member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can releasably be fixedly connected with (such as using bolt or screw to connect), also can be understood as: to be non-removablely fixedly connected with (such as rivet, weld), certainly, connection fastened to each other also can be replaced by integral type structure (such as use casting technique is integrally formed create) (obviously cannot adopt except integrally formed technique).
In addition, apply in arbitrary technical scheme disclosed in the invention described above for represent position relationship or shape term unless otherwise stated its implication comprise approximate with it, similar or close state or shape.Arbitrary parts provided by the invention both can be assembled by multiple independent part, and also can be one of the forming manufacture technics separate part out.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit.Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature.And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (9)
1. for a lubricating system for main concrete mixer, it is characterized in that, comprise controller (1), lubricating circuit gauge tap (21), grease pump (23), power supply and oil fuel tube (24), wherein:
Material inlet valve (4), the stirring host of described controller (1) and stirring host unload concrete door opening and closing state detector (5), described lubricating circuit gauge tap (21) and described power electric and are connected;
The material inlet valve (4) of described stirring host can send charging signal to described controller (1) when being in open mode;
Described stirring host unloads concrete door opening and closing state detector (5) and can unload to send described controller (1) when concrete door is in open mode at stirring host and unload concrete door opening signal;
Described grease pump (23) comprises oil pump power motor (22) and oil pump, described lubricating circuit gauge tap (21) is connected between described oil pump power motor (22) and described power supply, when described lubricating circuit gauge tap (21) is in closure state, described oil pump power motor (22) is connected with described power electric, and described power supply is used for for described controller (1) and described oil pump power motor (22) power supply;
Described controller (1) for controlling described lubricating circuit gauge tap (21) closing, controlling the disconnection of described lubricating circuit gauge tap (21) after unloading concrete door opening signal described in receiving after receiving described charging signal;
The power output shaft of described oil pump power motor (22) is connected with the power input shaft of described oil pump, and the power output shaft of described oil pump power motor (22) is the power input shaft input rotational power of described oil pump;
The oiler of described oil fuel tube (24) is connected with the lubricating oil output port of described oil pump;
The oil-out of described oil fuel tube (24) is towards oiling point, and described at least one, oiling point is arranged on sealing structure of shaft end;
This lubricating system being used for main concrete mixer also comprises host computer (60), flushing water pump, water pump power motor (64), cleaning circuit gauge tap and scavenge pipe, wherein:
Described cleaning circuit gauge tap is connected between described water pump power motor (64) and described power supply, when described cleaning circuit gauge tap is in closure state, described water pump power motor (64) is connected with described power electric, and described power supply is used for for described water pump power motor (64) power supply;
Described controller (1) is electrically connected with described host computer (60) and described cleaning circuit gauge tap;
Cleaning on described host computer (60) starts described host computer (60) when button is triggered can send cleaning enabling signal to described controller (1), and when the cleaning stop button on described host computer (60) is triggered, described host computer (60) can send cleaning stop signal to described controller (1);
Described controller (1) closes for controlling described cleaning circuit gauge tap after receiving described cleaning enabling signal, after receiving described cleaning stop signal, control described cleaning circuit gauge tap disconnects;
The power output shaft of described water pump power motor (64) is connected with the power input shaft of described flushing water pump, and the power output shaft of described water pump power motor (64) is the power input shaft input rotational power of described flushing water pump;
The filter washing water inlet of described scavenge pipe is connected with the cleaning fluid output port of described flushing water pump;
The rinse liquid outlet of described scavenge pipe is towards described oiling point.
2. the lubricating system for main concrete mixer according to claim 1, it is characterized in that, described controller is also for after receiving described cleaning stop signal, and described cleaning circuit gauge tap is when being in off-state, controls after described lubricating circuit gauge tap closes predetermined a period of time, to control described lubricating circuit gauge tap again and disconnect.
3. the lubricating system for main concrete mixer according to claim 2, is characterized in that, described predetermined a period of time is 3 ~ 7 minutes.
4. the lubricating system for main concrete mixer according to claim 3, is characterized in that, described predetermined a period of time is 5 minutes.
5. the lubricating system for main concrete mixer according to claim 4, is characterized in that, described controller is programmable logic controller (PLC).
6., according to the arbitrary described lubricating system for main concrete mixer of claim 1-5, it is characterized in that, described lubricating circuit gauge tap is auxiliary reclay, and it is proximity switch that described stirring host unloads concrete door opening and closing state detector;
Described cleaning circuit gauge tap comprises the auxiliary reclay be electrically connected with described controller and the contactor of connecting with described auxiliary reclay, when described auxiliary reclay is in off-state, described contactor is in off-state, and when described auxiliary reclay is in closure state, described contactor is in closure state.
7. the lubricating system for main concrete mixer according to claim 6, is characterized in that, described power supply comprises dc source and AC power, wherein:
Described dc source is used for for described oil pump power motor, described controller are powered, and described AC power is used for for described water pump power feeding electric motors;
Described cleaning circuit gauge tap also comprises the auxiliary contact switch of the linkage that to be connected with described contactor, and described auxiliary contact switch is electrically connected with described dc source, wherein:
When described contactor is in off-state, described contactor drives described auxiliary contact switch to be in off-state, and when described contactor is in closure state, described contactor drives described auxiliary contact switch to be in closure state.
8. the lubricating system for main concrete mixer according to claim 7, it is characterized in that, described controller comprises the first signal input pin, secondary signal input pin, the 3rd signal input pin, the 4th signal input pin, the first signal output pin and secondary signal output pin, wherein:
Described first signal input pin is electrically connected with the material inlet valve of described stirring host;
Described secondary signal input pin and described stirring host unload concrete door opening and closing state detector and are electrically connected;
Described 3rd signal input pin is electrically connected with described host computer;
Described four signal input pins are connected between described auxiliary contact switch and described dc source;
Described first signal output pin is electrically connected with described lubricating circuit gauge tap;
Described secondary signal output pin is electrically connected with described cleaning circuit gauge tap.
9. a main concrete mixer, is characterized in that, comprises electronic centralized lubricating system and manual lubrication system, wherein:
Described electronic centralized lubricating system is the arbitrary described lubricating system for main concrete mixer of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310165033.7A CN103231451B (en) | 2013-05-07 | 2013-05-07 | For lubricating system and the main concrete mixer of main concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310165033.7A CN103231451B (en) | 2013-05-07 | 2013-05-07 | For lubricating system and the main concrete mixer of main concrete mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103231451A CN103231451A (en) | 2013-08-07 |
| CN103231451B true CN103231451B (en) | 2015-12-23 |
Family
ID=48879554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310165033.7A Active CN103231451B (en) | 2013-05-07 | 2013-05-07 | For lubricating system and the main concrete mixer of main concrete mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103231451B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697310A (en) * | 2013-12-27 | 2014-04-02 | 徐州徐工施维英机械有限公司 | Concrete mixer and lubricating device and method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3736435A1 (en) * | 1987-10-28 | 1989-05-11 | Alb Maschinen | Mixer-shaft sealing and mounting arrangement |
| EP0885702B1 (en) * | 1997-06-10 | 2004-10-13 | Bonfiglioli Riduttori S.p.A. | Reducer for a concrete mixer |
| CN2890577Y (en) * | 2006-04-06 | 2007-04-18 | 山东鸿达建工集团有限公司 | Full-automatic lubricating device for agitator |
| CN101767349A (en) * | 2010-03-30 | 2010-07-07 | 三一重工股份有限公司 | Concrete mixer and lubrication oil supply control system and method thereof |
| CN201537981U (en) * | 2008-12-31 | 2010-08-04 | 成都金瑞建工机械有限公司 | Stirring host machine automatic lubricating and running monitoring system |
| CN201875412U (en) * | 2010-11-02 | 2011-06-22 | 福建南方路面机械有限公司 | Progressive type monitoring multiwire system for sealing and lubricating shaft end of concrete mixer |
| CN103062043A (en) * | 2012-12-19 | 2013-04-24 | 三一重工股份有限公司 | Automatic lubricating system of concrete pump |
-
2013
- 2013-05-07 CN CN201310165033.7A patent/CN103231451B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3736435A1 (en) * | 1987-10-28 | 1989-05-11 | Alb Maschinen | Mixer-shaft sealing and mounting arrangement |
| EP0885702B1 (en) * | 1997-06-10 | 2004-10-13 | Bonfiglioli Riduttori S.p.A. | Reducer for a concrete mixer |
| CN2890577Y (en) * | 2006-04-06 | 2007-04-18 | 山东鸿达建工集团有限公司 | Full-automatic lubricating device for agitator |
| CN201537981U (en) * | 2008-12-31 | 2010-08-04 | 成都金瑞建工机械有限公司 | Stirring host machine automatic lubricating and running monitoring system |
| CN101767349A (en) * | 2010-03-30 | 2010-07-07 | 三一重工股份有限公司 | Concrete mixer and lubrication oil supply control system and method thereof |
| CN201875412U (en) * | 2010-11-02 | 2011-06-22 | 福建南方路面机械有限公司 | Progressive type monitoring multiwire system for sealing and lubricating shaft end of concrete mixer |
| CN103062043A (en) * | 2012-12-19 | 2013-04-24 | 三一重工股份有限公司 | Automatic lubricating system of concrete pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103231451A (en) | 2013-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100516553C (en) | Intelligent emulsion pump station for mining | |
| CN103867581A (en) | Bearing block, oil cavity cleaning and lubricating system and method for bearing block, and mineral engineering machinery | |
| CN103231451B (en) | For lubricating system and the main concrete mixer of main concrete mixer | |
| CN204819955U (en) | Intelligent electric control system of dry -mixed mortar production line of high accuracy | |
| CN201899991U (en) | Wireless remote control lubricating oil stirring device | |
| CN112682501A (en) | Be used for inside regular lubrication fluid transportation pipeline device of gear box | |
| CN201650779U (en) | Submersible pump for quickly transporting oil | |
| KR101475186B1 (en) | Water soluble cutting oil automatic feed system with the remote control function | |
| CN201265499Y (en) | Concrete pump with automatic concrete pumping apparatus | |
| CN102926539A (en) | Pumping machinery and emergency driving system thereof | |
| CN201363525Y (en) | Centralized lubricating device and blender thereof | |
| CN101000057A (en) | Integrated automatic submersible draining pump | |
| CN102315821A (en) | Multifunctional energy-saving frequency-conversion control device | |
| CN213656286U (en) | Novel connecting pipeline, pipeline device and fan lubricating system | |
| CN103770221B (en) | Full-automatic concrete high-speed coating machine | |
| CN204962245U (en) | Online automatic switching control equipment of double pump | |
| CN103727290B (en) | High pulling torque high-temperature high pressure valve energy-saving electric-hydraulic control gear | |
| CN203671206U (en) | Lubricating device of concrete mixer, and concrete mixer | |
| CN104668147B (en) | Full hydraulic wet spray coater | |
| CN202148911U (en) | Mining flameproof and intrinsic-safe variable-frequency constant-pressure intelligent emulsion pumping station | |
| CN207814404U (en) | A kind of intelligent lubricating system with multiple spot oil filler point | |
| CN108930774B (en) | Shear type grab bucket self-lubricating pulley mechanism | |
| CN103183280A (en) | Frequency-conversion electronic control system of shaft hoist | |
| CN113007315B (en) | Gear box sealing structure of reconnaissance robot | |
| JP5876656B2 (en) | How to transport the saltwater mixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |