CN110409537A - Oiltank structure and excavator - Google Patents
Oiltank structure and excavator Download PDFInfo
- Publication number
- CN110409537A CN110409537A CN201910804374.1A CN201910804374A CN110409537A CN 110409537 A CN110409537 A CN 110409537A CN 201910804374 A CN201910804374 A CN 201910804374A CN 110409537 A CN110409537 A CN 110409537A
- Authority
- CN
- China
- Prior art keywords
- floating block
- cabinet
- oiltank structure
- break
- alarm
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000002000 scavenging effect Effects 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 6
- 239000002828 fuel tank Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 5
- 239000000295 fuel oil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003305 oil spill Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0883—Tanks, e.g. oil tank, urea tank, fuel tank
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
- B60K2015/03328—Arrangements or special measures related to fuel tanks or fuel handling
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Level Indicators Using A Float (AREA)
Abstract
Oiltank structure and excavator provided in an embodiment of the present invention, are related to fuel tank field.The problem of being intended to improve existing oil tank liquid level warning device easy break-down.Oiltank structure includes cabinet；Alarm circuit is provided with alarm appliance and spaced two break connectors on alarm circuit；Conductive floating block, conductive floating block are arranged in cabinet, and conductive floating block is used to be detached from during the liquid level in cabinet changes or contacts two break connectors simultaneously, when conductive floating block is contacted with two break connectors simultaneously, alarm circuit conducting.Excavator includes Oiltank structure.Conductive floating block and break connector are detached from, alarm circuit is not turned on, after conductive floating block is contacted with two break connectors simultaneously, alarm circuit conducting, it realizes liquid level warning, realizes circuit conducting compared to by other triggers, directly contacted with break connector by conductive floating block and realize circuit conducting, it alarms sensitiveer quick, and is less prone to failure.
Description
Technical field
The present invention relates to fuel tank fields, in particular to a kind of Oiltank structure and excavator.
Background technique
Existing oil level alarm is all the triggering and disconnection that alarm circuit is realized by means of middle flip-flop part, in the middle
Between trigger device break down when, circuit is hardly turned on, so that oil level alarm has easy break-down.
Summary of the invention
The purpose of the present invention includes, for example, providing a kind of Oiltank structure, can improve existing oil tank liquid level alarm
The problem of device easy break-down.
It is also an objective of the invention that, providing a kind of excavator, existing oil tank liquid level warning device can be improved
The problem of easy break-down.
The embodiment of the present invention this can be implemented so that
The Oiltank structure that the embodiment of the present invention provides, comprising:
Cabinet；
Alarm circuit is provided with alarm appliance and spaced two break connectors on alarm circuit；
Conductive floating block, conductive floating block are arranged in cabinet, and conductive floating block is used for de- during liquid level changes in cabinet
From or simultaneously contact two break connectors, when conductive floating block simultaneously contacted with two break connectors when, alarm circuit conducting.
In addition, the Oiltank structure that the embodiment of the present invention provides can also have the following additional technical features:
Optionally: conductive floating block includes floating block and conductive part, and conductive part connect and be located at the side of floating block with floating block；
When conductive part is contacted with two break connectors simultaneously, alarm circuit conducting.
Optionally: Oiltank structure further includes sleeve, and the bottom of sleeve is provided with the bottom end opening being connected to cabinet, and conduction is floating
Block is slideably positioned in sleeve along the vertical direction.
Optionally: break connector is set in cabinet, and corresponding in sleeve.
Optionally: sleeve includes the first pipeline section and the second pipeline section set gradually, and the second pipeline section is far from the first pipeline section
One end forms the bottom end opening being connected to cabinet；Conductive floating block is slidably disposed in the first pipeline section；
Second pipeline section is for preventing conductive floating block from being detached from sleeve from bottom end opening.
Optionally: alarm appliance includes at least one of indicator light and buzzer.
Optionally: Oiltank structure further includes ventilation circuit；
Pressure sensor, scavenging air valve and controller are provided on ventilation circuit, pressure sensor is arranged in cabinet, ventilation
The pouring orifice of cabinet is arranged in valve, and pressure sensor is used to send the intracorporal pressure signal of case to controller, and controller is used for root
Scavenging air valve is controlled according to pressure signal.
Optionally: alarm circuit is in parallel with ventilation circuit.
Optionally: pressure sensor is connected to sleeve.
The embodiments of the present invention also provide a kind of excavators.Excavator includes Oiltank structure.
The Oiltank structure of the embodiment of the present invention and the beneficial effect of excavator include, for example:
Oiltank structure, it is directly disconnected with two in alarm circuit during by conductive floating block, liquid level changes in cabinet
It opens connector while contacting, realize the conducting of alarm circuit, compare existing level alarming device, it is provided in this embodiment to alarm back
Road does not need setting middle flip-flop part, the probability of alarm circuit failure is reduced, so as to improve existing oil level report
The problem of alarm device easy break-down.
Excavator, including Oiltank structure, the excavator with the Oiltank structure can be when liquid level change, rapidly and sensitively
Alarm signal is issued, failure is less prone to.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of Oiltank structure provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of Oiltank structure provided in an embodiment of the present invention.
Icon: 10- Oiltank structure；100- cabinet；200- alarm circuit；210- indicator light；220- buzzer；230- is disconnected
Connector；300- floating block；310- conductive part；400- sleeve；500- ventilation circuit；510- pressure switch；520- scavenging air valve.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if there is the side of the instructions such as term " on ", "lower", "inner", "outside"
Position or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the side usually put
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, being only used for distinguishing description if there is term " first ", " second " etc., it is not understood to indicate or imply phase
To importance.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
Existing oil tank liquid level warning device, the liquid level variation in cabinet 100 drive middle flip-flop mobile, with triggering or
Person's disconnecting warning circuit.In practice, the installation space for leaving middle flip-flop for is limited, is guaranteeing what middle flip-flop accurately triggered
Under the premise of, it is very necessary for constantly simplifying middle flip-flop structure.But the setting of middle flip-flop increases entire oil level
Warning device triggers the probability of link easy break-down, and Oiltank structure 10 and excavator provided in this embodiment are able to solve the skill
Art problem.
The Oiltank structure 10 that the embodiment of the present invention provides, comprising: cabinet 100；
Alarm circuit 200 is provided with alarm appliance and spaced two break connectors 230 on alarm circuit 200；It leads
Electric floating block, conductive floating block are arranged in cabinet 100, conductive floating block be used to be detached from during the liquid level in cabinet 100 changes or
Two break connectors 230 are contacted simultaneously, and when conductive floating block is contacted with two break connectors 230 simultaneously, alarm circuit 200 is led
It is logical.
Alarm circuit 200 includes electric wire and the alarm appliance being arranged on electric wire.In the present embodiment, alarm appliance includes
Indicator light 210 can be separately provided at least one of indicator light 210 and buzzer 220, and buzzer can also be separately provided
220, indicator light 210 and buzzer 220 can also be set simultaneously, or add other to issue light after circuit conducts
The alarm appliance of signal or voice signal.In the present embodiment, electric wire is disconnected, and forms two break connectors 230.Specifically, break
Integrated electrically conducting block at connector 230 is opened, conducting block can use the material of oil resistant, such as copper, Steel material.
In the present embodiment, other lines in cabinet 100, on alarm circuit 200 are arranged in break connector 230 or conducting block
Road and alarm appliance are arranged outside cabinet 100.Either break connector 230 or conducting block are arranged outside cabinet 100, alarm
All other routes and alarm appliance on circuit 200 are also disposed at outside cabinet 100, at this point, needing to open up a use on cabinet 100
In being exposed to conductive floating block outside cabinet 100, so that the hole that conductive floating block is contacted with break connector 230.
Specifically, conductive floating block is as the variation of liquid level in cabinet 100 rises or declines.Conductive floating block simultaneously with two
Break connector 230 contact when, alarm circuit 200 be connected, alarm appliance issue alarm signal, specifically, indicator light 210 shine or
Person issues the light of different colours, and buzzer 220 issues alarm.Conductive floating block and at least one break connector 230 disconnect (wherein
One break connector 230 is separated with conductive floating block or two break connectors 230 are separated with conductive floating block), then entire alarm
Circuit 200 is not turned on, and indicator light 210 or buzzer 220 can not issue alarm signal.
In the present embodiment, alarm circuit 200 be in order to issue alarm signal in the case where cabinet 100 fills it up with oil fastly, because
This, the setting position of break connector 230 should make conductive floating block rise to the position that extreme higher position is contacted with conducting block, also
When being that oil liquid is filled it up with fastly, the side of conductive floating block present position.
With continued reference to Fig. 1, in the present embodiment, conductive floating block includes floating block 300 and conductive part 310, conductive part 310 and floating block
300 connections and the side for being located at floating block 300.Specifically, the top of floating block 300 is arranged in conductive part 310, and break connector 230 is set
Set it is at the top of the inner wall of cabinet 100 and corresponding with conductive part 310, when floating block 300 rises to extreme higher position, conductive part 310 with
Break connector 230 positioned at 310 top of conductive part contacts simultaneously, realizes the conducting of alarm circuit 200.Break connector 230 is corresponding
The top of conductive part 310 is set, when conductive floating block rises to extreme position, alarm circuit 200 can be connected, do not need volume
Outer setting position-limit mechanism makes conductive floating block stop to contact with break connector 230, simplifies structure.
With continued reference to Fig. 1, in the present embodiment, Oiltank structure 10 further includes sleeve 400, the bottom of sleeve 400 be provided with
The bottom end opening that cabinet 100 is connected to, conductive floating block are slideably positioned in along the vertical direction in sleeve 400.
In the bottom of sleeve 400, setting bottom end opening makes the liquid level and cabinet in sleeve 400 using the principle of communicating pipe
Liquid level in 100 is consistent, and the lifting position of floating block 300 can accurately indicate the height of liquid level in cabinet 100, guarantees oil
The accuracy and sensitivity of the alarm of position warning device.Specifically, the pipeline extended along vertical direction is arranged in sleeve 400,
Conductive floating block is slidably arranged in pipeline, and linear distance is most short, and the distance that conductive floating block reaches break connector 230 is most short, can
Rapid Alarm, while can also reduce the resistance that conductive floating block rises, so that the conducting of alarm circuit 200 is more smooth.Sleeve
400 can also use reticular structure, and 400 peripheral wall of sleeve is connected to cabinet 100.
With continued reference to Fig. 1, in the present embodiment, sleeve 400 includes the first pipeline section and the second pipeline section set gradually, and second
Pipeline section forms the bottom end opening being connected to cabinet 100 far from one end of the first pipeline section；Conductive floating block is slidably disposed in first
Pipeline section；Second pipeline section is for preventing conductive floating block from being detached from sleeve 400 from bottom end opening.Specifically, conductive floating block and the first pipeline section
Inner wall clearance fit, the inner wall of the second pipeline section protrudes setting towards the direction of axial line relative to the inner wall of the first pipeline section, leads
Electric floating block can not be skidded off out of second pipeline section, play the role of limit to conductive floating block.Namely managed in the first pipeline section and second
The junction of section is provided with stage portion, to carry out stop bit to conductive floating block.Specifically, under conductive floating block rises in the first pipeline section
Drop, to contact or separate with break connector 230.
With continued reference to Fig. 1, in the present embodiment, break connector 230 is set in cabinet 100, and corresponding is located at sleeve 400
It is interior.Specifically, break connector 230 is arranged at the top of the inner wall of cabinet 100 and corresponding with conductive part 310, and conductive part 310 is located at set
In cylinder 400, therefore break connector 230 is located in sleeve 400, and is located at the top of the first pipeline section, and floating block 300 is rising to first
When the top of pipeline section, conductive part 310 is contacted with two break connectors 230, realizes the conducting of alarm circuit 200.
Fig. 1 is please referred to, Oiltank structure 10 further includes ventilation circuit 500；Ventilation circuit 500 on be provided with pressure sensor,
Scavenging air valve 520 and controller, pressure sensor are arranged in cabinet 100, and the pouring orifice of cabinet 100 is arranged in scavenging air valve 520, pressure
Force snesor is used to send the pressure signal in cabinet 100 to controller, and controller is used to control scavenging air valve according to pressure signal
520。
Cabinet 100 can generate positive and negative pressure in use, easily damage to cabinet 100.In the prior art, mainly
The exhaust pressure relief of cabinet 100 is carried out using manual mode, operation is not convenient enough.Present embodiments providing one kind can realize automatically
The ventilation circuit 500 of air-breathing exhaust.
Setting preset pressure value or preset pressure codomain in controller, pressure sensor is in detection box 100
Pressure value simultaneously passes to controller, when pressure value is equal to preset pressure value, or in preset pressure codomain, then illustrates cabinet
Pressure in 100 is normal, does not need suction and discharge.When the pressure value in the cabinet 100 that pressure sensor detects is less than default pressure
Force value or less than preset pressure codomain minimum value when, controller controls scavenging air valve 520 and opens, the gas in cabinet 100 at this time
Pressure is less than ambient pressure, and negative pressure condition is alleviated in air inlet in cabinet 100.Pressure in the cabinet 100 that pressure sensor detects
When value is greater than preset pressure value or greater than the maximum value of preset pressure codomain, controller controls scavenging air valve 520 and opens, at this time case
Air pressure in body 100 is greater than ambient pressure, and vollyball in cabinet 100 alleviates high pressure conditions.
With continued reference to Fig. 1, alarm circuit 200 is in parallel with ventilation circuit 500.Specifically, it alarm circuit 200 and takes a breath back
Road 500 shares a power supply and circuit switching.Simplify alarm circuit 200 and ventilation circuit 500.
Referring to figure 2., specifically, pressure sensor is arranged in cabinet 100, and the note of cabinet 100 is arranged in scavenging air valve 520
Hydraulic fluid port.Specifically, pressure sensor uses pressure switch 510.Pressure switch 510 is arranged on sleeve 400, does not need in this way
Other are set for installing the component of pressure switch 510 again in cabinet 100, reduces processing capacity.
10 operating process of Oiltank structure provided in this embodiment is as follows: warning process, power supply opening, starts toward cabinet
Fuel up in 100, when being filled into a certain amount of, floating block 300 is pushed into conductive part 310 while and break connector by buoyancy
230 contacts, are connected alarm circuit 200.Indicator light 210 lights at this time, and buzzer 220 issues the sound, and fuel oil is prompted to fill it up with.It inhales
Gas exhaust process, pressure sensor mounted in the outside of sleeve 400, power supply opening, when the fuel oil in cabinet 100 persistently consumes, case
Body 100 can generate negative pressure of vacuum, and pressure switch 510 is connected, and scavenging air valve 520 works, and realize automatic air-breathing；When in cabinet 100
Fuel oil constantly volatilizees, and when becoming fuel oil-gas, pressure increases in cabinet 100, and pressure switch 510 is connected, 520 work of scavenging air valve
Make, realizes automatic exhaust.
Oiltank structure 10 provided in this embodiment has at least the following advantages:
When filling oil in cabinet 100, if there is no any prompt when filling it up with fastly, it will lead to extra oil spill and go out cabinet
100, alarm circuit 200 is set, can alarm when oil liquid is filled it up with fastly, oil liquid is avoided to overflow.Alarm circuit 200 is used and is led
The mode that electric floating block is directly contacted with break connector 230 realizes conducting, and 200 rapid reaction of alarm circuit is sensitive, and reduction is out of order
Probability.Conductive floating block rises and declines along vertical direction under the variation of liquid level in cabinet 100, shortens conductive floating block
Moving distance simplifies alarm structure, while can accelerate alarm procedure.The setting of conductive part 310 connects in 300 top of floating block, disconnection
First 230 are correspondingly arranged at the top of conductive part 310, and floating block 300 is moved to extreme position, and conductive part 310 is and break connector 230
The conducting of alarm circuit 200 is realized in contact, and not needing position-limit mechanism additionally is arranged makes floating block 300 stop.Suction can be realized automatically
Gas exhaust reduces air pressure to the damaged condition of cabinet 100.
The embodiments of the present invention also provide a kind of excavators.Excavator includes Oiltank structure 10.Case in the excavator
Body 100 can fast implement alarm during oiling.Simultaneously, additionally it is possible to which real-time air-breathing exhaust avoids high pressure or negative pressure
The damage to cabinet 100 is caused, the service life of cabinet 100 is extended.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of Oiltank structure characterized by comprising
Cabinet；
Alarm circuit (200) is provided with alarm appliance and spaced two break connectors on the alarm circuit (200)
(230)；
Conductive floating block, the conduction floating block are arranged in the cabinet, and the conduction floating block is used for the liquid level in the cabinet and becomes
It is detached from or contacts simultaneously described two break connectors (230) during change, when the conductive floating block breaks with described two simultaneously
When opening connector (230) contact, alarm circuit (200) conducting.
2. Oiltank structure according to claim 1, it is characterised in that:
The conduction floating block includes floating block (300) and conductive part (310), and the conductive part (310) connect with the floating block (300)
And it is located at the side of the floating block (300)；
When the conductive part (310) is contacted with described two break connectors (230) simultaneously, alarm circuit (200) conducting.
3. Oiltank structure according to claim 2, it is characterised in that:
The Oiltank structure further includes sleeve (400), and the bottom of the sleeve (400) is provided with the bottom end being connected to the cabinet
Opening, the conduction floating block are slideably positioned in along the vertical direction in the sleeve (400).
4. Oiltank structure according to claim 3, it is characterised in that:
The break connector (230) is set in the cabinet, and corresponding in the sleeve (400).
5. Oiltank structure according to claim 3, it is characterised in that:
The sleeve (400) includes the first pipeline section and the second pipeline section set gradually, and second pipeline section is far from described first
One end of pipeline section forms the bottom end opening being connected to the cabinet；The conduction floating block is slidably disposed in first pipe
Section；
Second pipeline section is for preventing the conductive floating block from being detached from the sleeve (400) from the bottom end opening.
6. Oiltank structure according to claim 4, it is characterised in that:
The alarm appliance includes at least one of indicator light (210) and buzzer (220).
7. according to the described in any item Oiltank structures of claim 3 to 6, it is characterised in that:
The Oiltank structure further includes ventilation circuit (500)；
Pressure sensor, scavenging air valve (520) and controller, the pressure sensor is provided on the ventilation circuit (500) to set
It sets in the cabinet, the pouring orifice of the cabinet is arranged in the scavenging air valve (520), and the pressure sensor is used for described
Controller sends the intracorporal pressure signal of case, and the controller is used to control the scavenging air valve (520) according to the pressure signal.
8. Oiltank structure according to claim 7, it is characterised in that:
The alarm circuit (200) is in parallel with ventilation circuit (500).
9. Oiltank structure according to claim 7, it is characterised in that:
The pressure sensor is connected to the sleeve (400).
10. a kind of excavator, it is characterised in that:
The excavator includes the described in any item Oiltank structures of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804374.1A CN110409537A (en) | 2019-08-28 | 2019-08-28 | Oiltank structure and excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804374.1A CN110409537A (en) | 2019-08-28 | 2019-08-28 | Oiltank structure and excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110409537A true CN110409537A (en) | 2019-11-05 |
Family
ID=68369640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910804374.1A Pending CN110409537A (en) | 2019-08-28 | 2019-08-28 | Oiltank structure and excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110409537A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201754102U (en) * | 2010-07-09 | 2011-03-02 | 北汽福田汽车股份有限公司 | Fuel sensor |
| CN205075645U (en) * | 2015-09-29 | 2016-03-09 | 厦门厦工机械股份有限公司 | Improvement structure of oil tank |
| CN106017616A (en) * | 2016-07-08 | 2016-10-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil level detection device for compressor, compressor and electrical product |
| CN208089905U (en) * | 2018-02-07 | 2018-11-13 | 上海申昆混凝土集团有限公司 | A kind of level monitoring system for speed reduction box for agitator fuel tank |
| CN210439365U (en) * | 2019-08-28 | 2020-05-01 | 上海三一重机股份有限公司 | Oil tank structure and excavator |
-
2019
- 2019-08-28 CN CN201910804374.1A patent/CN110409537A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201754102U (en) * | 2010-07-09 | 2011-03-02 | 北汽福田汽车股份有限公司 | Fuel sensor |
| CN205075645U (en) * | 2015-09-29 | 2016-03-09 | 厦门厦工机械股份有限公司 | Improvement structure of oil tank |
| CN106017616A (en) * | 2016-07-08 | 2016-10-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil level detection device for compressor, compressor and electrical product |
| CN208089905U (en) * | 2018-02-07 | 2018-11-13 | 上海申昆混凝土集团有限公司 | A kind of level monitoring system for speed reduction box for agitator fuel tank |
| CN210439365U (en) * | 2019-08-28 | 2020-05-01 | 上海三一重机股份有限公司 | Oil tank structure and excavator |
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