CN203671206U - Lubricating device of concrete mixer, and concrete mixer - Google Patents
Lubricating device of concrete mixer, and concrete mixer Download PDFInfo
- Publication number
- CN203671206U CN203671206U CN201320870120.8U CN201320870120U CN203671206U CN 203671206 U CN203671206 U CN 203671206U CN 201320870120 U CN201320870120 U CN 201320870120U CN 203671206 U CN203671206 U CN 203671206U
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- oil pump
- close detection
- detection apparatus
- concrete
- concrete mixer
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 123
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 239000010687 lubricating oil Substances 0.000 claims abstract description 11
- 239000000314 lubricant Substances 0.000 claims description 43
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 6
- 239000004519 grease Substances 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000003642 hunger Nutrition 0.000 description 2
- 230000037351 starvation Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a lubricating device of a concrete mixer, and the concrete mixer. The lubricating device comprises a feed door opening and closing detection device, a concrete discharge door opening and closing detection device, a lubricating oil pump and an oil pump control device for controlling running or stopping of the lubricating oil pump. The feed door opening and closing detection device sends a feed door opened state signal or a feed door closed state signal to the oil pump control device. The concrete discharge door opening and closing detection device sends a concrete discharge door opened state signal or a concrete discharge door closed state signal to the oil pump control device. The oil pump control device is electrically connected with the lubricating oil pump and controls the lubricating oil pump to run or stop running. According to the lubricating device and the concrete mixer, the feed door opened state signal or the feed door closed state signal and the concrete discharge door opened state signal or the concrete discharge door closed state signal are obtained, and therefore whether the mixer is in the feed state or the discharge state is judged, the lubricating oil pump is controlled, a sealing device can be fully lubricated, and lubricating grease can be fully used.
Description
Technical field
The utility model relates to technical field of engineering machinery, relates in particular to a kind of lubricating fitting and concrete mixer of concrete mixer.
Background technique
The work under bad environment of concrete mixer, concrete mixer has multiple seal arrangements, is separately positioned on the end of main shaft, the end of transmission shaft or other position, plays seal protection, for example, concrete mixer shaft end seal device.To the lubricated quality of seal device for concrete mixer, directly affect the service behaviour of concrete mixer.The lubricating system of existing stirrer adopts the lubricated mode of timing fuel feeding, and this program controller timing fuel feeding that utilizes is dumb, and after start, the sealing of dnockout stirrer does not need oil mass less, and now fuel feeding causes lubricant grease waste; When dnockout, sealing needs oil mass to increase, and timing fuel feeding there will be again oil starvation to cause sealing effect bad, and long-term oil starvation affects seal life.
The lubricating fitting of current stirrer comprises control cabinet, lubricant pump, high-pressure resin flexible pipe, hose coupling etc.For example, in the work of concrete mixer, to control the regular past sealing device for shaft end of stirring of lubricant pump and inject lubricant oil, lubricating oil path is lubricated, seals shaft end seal position, form a seal oil chamber, to guarantee that mud can not enter shaft end seal internal damage Sealing.Concrete mixer shaft end seal apparatus structure as shown in Figure 1, concrete mixer shaft end seal device is arranged on one end of main shaft 9, comprising: outer seal ring 1, inner seal ring 2, inner oil seal seat 3, unsteady O shape ring 4, floating ring 5, outer oil seal seat 6, outside framework oil seal 7.By the filler opening 8 on outer oil seal seat 6, inject concrete mixer shaft end seal device by lubricant oil oil pump output lubricant oil through high-pressure resin flexible pipe.The periodicity lubricating system of current this timing fuel feeding, lubricant oil oil pump is by setting the length operation of lubrication interval, cannot judge that concrete mixer is whether in reinforced or discharging state, the stirrer stirrer oiling of giving that dnockout all can be regular is lubricated the waste that can cause lubricant oil.
Model utility content
In view of this, a technical problem to be solved in the utility model is to provide a kind of lubricating fitting of concrete mixer, can obtain feeding gate and unload the state signal that concrete door opens or closes, for judging that whether stirrer is in feed state or discharging state.
A lubricating fitting for concrete mixer, comprising: feeding gate open-close detection apparatus, unload concrete door open-close detection apparatus, lubricant oil oil pump, control described Lubricating Oil pump operation or oil pump control apparatus out of service; Described feeding gate open-close detection apparatus and described in unload concrete door open-close detection apparatus and be electrically connected with described oil pump control apparatus respectively; Wherein, described feeding gate open-close detection apparatus sends to described oil pump control apparatus the state signal that feeding gate opens or closes, described in unload concrete door open-close detection apparatus and send and unload the state signal that concrete door opens or closes to described oil pump control apparatus; The oil outlet of described lubricant oil oil pump is connected with the filler opening of the seal arrangement of concrete mixer by transport pipe, and described oil pump control apparatus is electrically connected with described lubricant oil oil pump, controls described Lubricating Oil pump operation or out of service.
According to an embodiment of the present utility model, further, described oil pump control apparatus comprises: programmable logic controller (PLC) PLC and relay; The input end of described PLC is connected with the positive level of DC electrical source, and the two ends of the coil of described relay are connected with the output terminal of described PLC and the negative pole of described DC electrical source respectively; The contact of described relay is connected with described lubricant oil oil pump, forms oil pump circuit, and the two ends of described oil pump circuit are connected with the positive and negative level of described DC electrical source respectively, form described direct current lubricant oil oil pump loop; The contact of described relay in the time that the coil of described relay is not switched in off state.
According to an embodiment of the present utility model, further, described feeding gate open-close detection apparatus with described in unload concrete door open-close detection apparatus and be connected with described PLC respectively.
According to an embodiment of the present utility model, further, the voltage of described DC electrical source is 24V.
According to an embodiment of the present utility model, further, described transport pipe is resin hose.
According to an embodiment of the present utility model, further, in described direct current lubricant oil oil pump loop, fus is set.
According to an embodiment of the present utility model, further, also comprise display unit; Described display unit is electrically connected with described oil pump control apparatus.
According to an embodiment of the present utility model, further, described feeding gate open-close detection apparatus with described in unload concrete door open-close detection apparatus and be connected with described oil pump control apparatus by CAN bus respectively.
A kind of concrete mixer, comprises the lubricating fitting of concrete mixer as above.
The lubricating fitting of concrete mixer of the present utility model and concrete mixer, by obtaining feeding gate and unloading the state signal that concrete door opens or closes, judge that stirrer is whether in feed state or discharging state and lubricant oil oil pump is controlled, can make seal arrangement be lubricated fully, and can make lubricant grease be fully utilized.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of concrete mixer shaft end seal device of the prior art;
Fig. 2 is according to the lubricating fitting of concrete mixer of the present utility model embodiment's schematic diagram;
Fig. 3 is according to another embodiment's of the lubricating fitting of concrete mixer of the present utility model schematic diagram.
Embodiment
With reference to the accompanying drawings the utility model is described more fully, exemplary embodiment of the present utility model is wherein described.Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with figure and embodiment, the technical solution of the utility model is carried out to many-sided description.
Fig. 2 is according to the lubricating fitting of concrete mixer of the present utility model embodiment's schematic diagram.As shown in Figure 2, the lubricating fitting of concrete mixer comprises: feeding gate open-close detection apparatus 21, unload concrete door open-close detection apparatus 22, lubricant oil oil pump 24, control Lubricating Oil pump operation or oil pump control apparatus 23 out of service.
Feeding gate open-close detection apparatus 21 and unload concrete door open-close detection apparatus 22 and be electrically connected with oil pump control apparatus 23 respectively.Feeding gate open-close detection apparatus 21 sends to oil pump control apparatus 23 state signal that feeding gate opens or closes, and unloads concrete door open-close detection apparatus 22 and sends and unload the state signal that concrete door opens or closes to oil pump control apparatus 23.
The oil outlet of lubricant oil oil pump 24 is connected with the filler opening of concrete dense seal apparatus by transport pipe, and oil pump control apparatus 23 is electrically connected with lubricant oil oil pump 24, and control lubricant oil oil pump 24 moves or be out of service.
Because oil pump control apparatus 23 can obtain the state signal that feeding gate opens or closes and unload the state signal that concrete door opens or closes, can judge that whether stirrer is in feed state or discharging state, can control lubricant oil oil pump 24, the method of controlling has a lot, for example, can stop immediately lubricating during in discharging state at stirrer, when stirrer stop lubricating in discharging state and after 20 seconds, when stirrer in discharging state continue lubricated, when stirrer is in reinforced state and be lubricated etc. after 10 seconds.
According to an embodiment of the present utility model, in the time that oil pump control apparatus 23 receives the state signal that feeding gate that feeding gate open-close detection apparatus 21 sends opens, judge that concrete mixer is in the state of feeding intake, control lubricant oil oil pump 24 and move.
When oil pump control apparatus 23 receive unload that concrete door open-close detection apparatus 22 sends unload the state signal that concrete door closes time, judge that concrete mixer is in discharging state, control lubricant oil oil pump 24 out of service.
The way of realization of oil pump control apparatus 23 can have multiple, for example, single-chip microcomputer, single board computer, intergrated circuit etc., can be electrically connected with lubricant oil oil pump 24, transmit control signal to lubricant oil oil pump 24, control signal can be voltage signal, current signal, message etc., and lubricant oil oil pump 24 receives operation or out of service after control signal.
Feeding gate open-close detection apparatus 21 detects the state that feeding gate opens or closes, and unloads concrete door open-close detection apparatus 22 and detects the state that concrete door opens or closes that unloads.Feeding gate open-close detection apparatus 21 can be existing multiple implementation with unloading concrete door open-close detection apparatus 22, for example, detects feeding gate unload the state that concrete door opens or closes by optoelectronic switch, magnetic switch, position limit switch etc.
Fig. 3 is according to another embodiment's of the lubricating fitting of concrete mixer of the present utility model schematic diagram.As shown in Figure 3, oil pump control apparatus comprises: programmable logic controller (PLC) PLC31 and relay.
The input end of PLC31 is connected with the positive level of DC electrical source 36, and the two ends of the coil 32 of relay are connected with the output terminal of PLC and the negative pole of DC electrical source 36 respectively.The contact 35 of relay is connected with lubricant oil oil pump 34, forms oil pump circuit, and the two ends of oil pump circuit are connected with the positive and negative level of DC electrical source 36 respectively, form direct current lubricant oil oil pump loop.The contact 35 of relay in the time that the coil 32 of relay is not switched in off state.
Relay is generally made up of iron core, coil, armature, contact reed etc.As long as add certain voltage at coil two ends, in coil, will flow through certain electric current, thereby generation electromagnetic effect, armature will overcome the pulling force of return spring under the effect of electromagnetic attracting force to be inhaled to iron core, thus the movable contact with moving armature and stationary contact (normally opened contact) adhesive.
Press at PLC31 output current under the state of signal, the coil 32 of relay obtains contact 35 adhesives of electric and relay, conducting direct current lubricant oil oil pump loop, and lubricant oil oil pump 34 brings into operation.Or PLC31 also can output current signal, make relay coil 32 contact 35 adhesives of electric and relay.
According to an embodiment of the present utility model, feeding gate open-close detection apparatus 37 with unload concrete door open-close detection apparatus 38 and be connected with PLC31 respectively.
In the time that PLC31 receives the state signal that feeding gate that feeding gate open-close detection apparatus 37 sends opens, judge that concrete mixer is in the state of feeding intake, output voltage signal, the coil 32 of relay obtains contact 35 adhesives of electric and relay, conducting direct current lubricant oil oil pump 34, lubricant oil oil pump 34 brings into operation, lubricated beginning.
When PLC31 receive unload that concrete door open-close detection apparatus 38 sends unload the state signal that concrete door closes time, judge that concrete mixer is in discharging state, stop output voltage signal, coil 32 dead electricity of relay and the contact of relay disconnect, disconnecting direct current lubricant oil oil pump loop disconnects, lubricant oil oil pump 34 is out of service, lubricated stopping.
According to an embodiment of the present utility model, the voltage of DC electrical source 36 is 24V etc.Transport pipe is resin hose, plastic flexible pipe etc.In direct current lubricant oil oil pump loop, fus 37 is set.Display unit is set to be electrically connected with oil pump control apparatus.Feeding gate open-close detection apparatus with unload concrete door open-close detection apparatus and be connected with oil pump control apparatus by CAN bus respectively.
PLC31 detects main frame feeding door and unloads concrete door state, output lubricating pump signal, and relay provides insulation blocking, and fus 37 is for lubricating pump provides short-circuit protection, and DC electrical source 36 is for controlling and lubricating pump operation power supply.PLC31 feeds intake or discharging operation by detecting input-signal judging stirrer: have stirring host feeding gate (open mode) signal, stirrer is in the state of feeding intake; Unload concrete door (closed condition) signal without stirring host, stirrer is in discharging state.
The lubricating fitting of concrete mixer of the present utility model and concrete mixer, by obtaining feeding gate and unloading the state signal that concrete door opens or closes, judge that stirrer is whether in feed state or discharging state and lubricant oil oil pump is controlled, can be lubricated fully by seal arrangement, and can make lubricant grease be fully utilized.
Above-mentioned arbitrary technological scheme disclosed in the utility model unless otherwise stated, if it discloses number range, so disclosed number range is preferred number range, any it should be appreciated by those skilled in the art: preferred number range is only the obvious or representative numerical value of technique effect in many enforceable numerical value.Because numerical value is more, cannot be exhaustive, so the utility model just discloses part numerical value to illustrate the technical solution of the utility model, and the above-mentioned numerical value of enumerating should not form the restriction of the utility model being created to protection domain.
Simultaneously, if above-mentioned the utility model discloses or has related to component or the structural member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can dismantle and be fixedly connected with (for example using bolt or screw to connect), also can be understood as: non-removable being fixedly connected with (for example rivet, weld), certainly, connection fastened to each other also can for example, be replaced (obviously cannot adopt except integrally formed technique) by integral type structure (use casting technique is integrally formed to be created).
In addition, in the disclosed arbitrary technological scheme of above-mentioned the utility model applied for the term that represents position relationship or shape unless otherwise stated its implication comprise and its approximate, similar or approaching state or shape.Arbitrary parts that the utility model provides can be both to be assembled by multiple independent constituent elements, the produced separate part of the technique that also can be one of the forming.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characteristics is equal to replacement embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technological scheme scope of the utility model request protection.
Claims (9)
1. a lubricating fitting for concrete mixer, is characterized in that, comprising:
Feeding gate open-close detection apparatus, unload concrete door open-close detection apparatus, lubricant oil oil pump, control described Lubricating Oil pump operation or oil pump control apparatus out of service;
Described feeding gate open-close detection apparatus and described in unload concrete door open-close detection apparatus and be electrically connected with described oil pump control apparatus respectively; Wherein, described feeding gate open-close detection apparatus sends to described oil pump control apparatus the state signal that feeding gate opens or closes, described in unload concrete door open-close detection apparatus and send and unload the state signal that concrete door opens or closes to described oil pump control apparatus;
The oil outlet of described lubricant oil oil pump is connected with the filler opening of the seal arrangement of concrete mixer by transport pipe, and described oil pump control apparatus is electrically connected with described lubricant oil oil pump, controls described Lubricating Oil pump operation or out of service.
2. device as claimed in claim 1, is characterized in that:
Described oil pump control apparatus comprises: programmable logic controller (PLC) PLC and relay;
The input end of described PLC is connected with the positive level of DC electrical source, and the two ends of the coil of described relay are connected with the output terminal of described PLC and the negative pole of described DC electrical source respectively;
The contact of described relay is connected with described lubricant oil oil pump, forms oil pump circuit, and the two ends of described oil pump circuit are connected with the positive and negative level of described DC electrical source respectively, form direct current lubricant oil oil pump loop; The contact of described relay in the time that the coil of described relay is not switched in off state.
3. device as claimed in claim 2, is characterized in that:
Described feeding gate open-close detection apparatus with described in unload concrete door open-close detection apparatus and be connected with described PLC respectively.
4. device as claimed in claim 3, is characterized in that:
The voltage of described DC electrical source is 24V.
5. device as claimed in claim 4, is characterized in that:
Described transport pipe is resin hose.
6. device as claimed in claim 5, is characterized in that:
In described direct current lubricant oil oil pump loop, fus is set.
7. device as claimed in claim 6, is characterized in that:
Also comprise display unit; Described display unit is electrically connected with described oil pump control apparatus.
8. device as claimed in claim 7, is characterized in that:
Described feeding gate open-close detection apparatus with described in unload concrete door open-close detection apparatus and be connected with described oil pump control apparatus by CAN bus respectively.
9. a concrete mixer, is characterized in that:
Comprise the lubricating fitting of the concrete mixer as described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320870120.8U CN203671206U (en) | 2013-12-27 | 2013-12-27 | Lubricating device of concrete mixer, and concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320870120.8U CN203671206U (en) | 2013-12-27 | 2013-12-27 | Lubricating device of concrete mixer, and concrete mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671206U true CN203671206U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320870120.8U Expired - Fee Related CN203671206U (en) | 2013-12-27 | 2013-12-27 | Lubricating device of concrete mixer, and concrete mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203671206U (en) |
Cited By (2)
| 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 |
| CN110568799A (en) * | 2019-09-29 | 2019-12-13 | 山东米科思机械设备有限公司 | Intelligent oiling circuit board of oil-free sealing stirrer |
-
2013
- 2013-12-27 CN CN201320870120.8U patent/CN203671206U/en not_active Expired - Fee Related
Cited By (2)
| 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 |
| CN110568799A (en) * | 2019-09-29 | 2019-12-13 | 山东米科思机械设备有限公司 | Intelligent oiling circuit board of oil-free sealing stirrer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 |