CN103592004A - Water tank liquid level detection equipment, water tank liquid level control system and vehicle - Google Patents
Water tank liquid level detection equipment, water tank liquid level control system and vehicle Download PDFInfo
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- CN103592004A CN103592004A CN201310584955.1A CN201310584955A CN103592004A CN 103592004 A CN103592004 A CN 103592004A CN 201310584955 A CN201310584955 A CN 201310584955A CN 103592004 A CN103592004 A CN 103592004A
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- water tank
- liquid level
- rotating shaft
- high water
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Abstract
The invention discloses water tank liquid level detection equipment, a water tank liquid level control system and a vehicle. The water tank liquid level detection equipment comprises a rotating shaft, a floater, an indicating device and a pointer, wherein the rotating shaft is arranged on the wall of a water tank in a rotatable mode, and the first end of the rotating shaft and the second end of the rotating shaft are located on the inner side of the water tank and the outer side of the water tank respectively; the floater is arranged in the water tank and fixedly connected with the first end of the rotating shaft through an oscillating bar, and the floater rises or drops along with the liquid level in the water tank so that the oscillating bar can oscillate to drive the rotating shaft to rotate; the indicating device comprises an indicating dial which is fixedly mounted on the outer wall of the water tank, wherein the second end of the rotating shaft penetrates through a center hole of the indicating dial, and the indicating dial is provided with multiple scale marks; the pointer is fixed to the second end of the rotating shaft to correspondingly point at the scale marks on the indicating dial along with the swing of the oscillating bar. The water tank liquid level detection equipment can indicate the liquid level in the water tank in real time, and brings convenience to an operator for knowing the liquid level in the water tank in real time and conducting related operation according to the real-time liquid level.
Description
Technical field
The present invention relates to engineering machinery, particularly, relate to a kind of high water tank checkout equipment, a kind of high water tank control system and a kind of vehicle.
Background technology
In prior art, be mounted with the vehicle of water tank, such as the special-purpose vehicle (sweeper, suction-type sewer scavenger, water drain integrative maintaining vehicle etc.) that adopts vacuum soil pick-up, the float switch that general using arranges in foul water tank (tank) when operation detects a high position or the low level of sewage as sensor.For example, when float rises or falls with sewage level, one end of float is subject to position limitation, at predetermined surface level, make mobile object touch switch in float, send make and break contact and open (pass) switching signal, to detect the wastewater level in foul water tank (tank), thereby in operation process, grasp in real time the charging capacity of sewage.If foul water tank sewage is filled, need to quit work immediately, be transported to the fixed point discharge of regulation place.Therefore the charging capacity of, rationally controlling sewage is one of the important process of operating personnel in operation process.Sewage charging capacity is less, waste transport power; Sewage charging capacity is too many, and generation is overflowed, and even causes the damage of vacuum plant or blower fan.
And there is following problem in prior art:
1) only have when sewage level reaches limit value and just can carry out control operation, can not show by real-time level, operating personnel can not be known current sewage charging capacity;
2) when vehicle mobile, the liquid level in water tank can rock back and forth and easily make float switch frequent movement, may cause false sense to answer, and this situation can cause the float switch life-span to reduce simultaneously, easily damages.Once float switch damages, and cannot realize the detection to wastewater level, may occur causing because of sewage overflows the security incident of device damage.
Summary of the invention
For the above-mentioned problems in the prior art, the invention provides a kind of high water tank checkout equipment, this equipment comprises: rotating shaft, this rotating shaft is arranged on water tank wall rotationally, and the first end of this rotating shaft and the second end lay respectively at water tank inner side and outside; Float, this float is arranged in described water tank, by fork, is fixedly connected with the first end of described rotating shaft, and this float rises or declines with liquid level in described water tank, makes described fork swing to drive described rotating shaft to rotate; And indicating device, this indicating device comprises: be fixedly mounted on the display disc of tank outer wall, the second end of described rotating shaft, through the center pit of described display disc, has a plurality of scales on this display disc; And pointer, be fixed on the second end of described rotating shaft, with the scale on the described display disc of the corresponding indication of the swing along with described fork.
Correspondingly, the present invention also provides a kind of vehicle that comprises high water tank checkout equipment provided by the present invention.
Correspondingly, the present invention also provides a kind of high water tank control system, and this system comprises: according to high water tank checkout equipment provided by the present invention, for detection of the liquid level in water tank, and by indicating device, described liquid level is indicated; And controller, be connected with the induction installation in described high water tank checkout equipment, for export water tank when receiving the indicator signal of described induction installation transmission, load halt instruction.
Correspondingly, the present invention also provides a kind of vehicle that comprises high water tank control system provided by the present invention.
Adopt high water tank checkout equipment provided by the invention, by being arranged on the display disc of tank outer wall and rising or decline and corresponding pointer of indicating the scale on display disc with liquid level in water tank according to float, can to the liquid level in water tank, indicate in real time, convenient operation personnel are known the liquid level in water tank in real time, and carry out associative operation according to real-time level.This equipment can be applied to any equipment that need to know high water tank, such as suction-type sewer scavenger etc.And, high water tank control system provided by the invention can be loaded and control water tank according to the high water tank of real-time detection, when high water tank surpasses predetermined value, export water tank and load halt instruction, stop in time water tank loading operation, when improving equipment dependability, avoided the generation of security incident, go for various operating modes (such as comparatively harsh environment such as suction-type sewer scavengers), this control system can be applied in any equipment that need to control high water tank, for example, control soil pick-up operation of suction-type sewer scavenger etc.
Other features and advantages of the present invention partly in detail are described the embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the high water tank checkout equipment of one embodiment of the present invention;
Fig. 2 is according to the schematic diagram of the high water tank checkout equipment of another embodiment of the invention; And
Fig. 3 is according to the schematic diagram of the high water tank control system of one embodiment of the present invention.
Description of reference numerals
10 rotating shaft 20 water tank walls
30 float 40 forks
50 display disc 60 pointers
70 seal 80 induction installations
100,100 ' high water tank checkout equipment 200 controllers
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
Fig. 1 is according to the schematic diagram of the high water tank checkout equipment 100 of one embodiment of the present invention.As shown in Figure 1, this equipment comprises: rotating shaft 10, and this rotating shaft 10 is arranged on water tank wall 20 rotationally, and the first end of this rotating shaft 10 and the second end lay respectively at water tank inner side and outside; Float 30, this float 30 is arranged in described water tank, by fork 40, is fixedly connected with the first end of rotating shaft 10, and this float 30 rises or declines with liquid level in described water tank, makes described fork 40 swing to drive described rotating shaft 10 to rotate; And indicating device (not shown), this indicating device comprises: the display disc 50 that is fixedly mounted on tank outer wall, the second end of rotating shaft 10 is through the center pit of display disc 50, on this display disc 50, there are a plurality of scales, wherein a plurality of scales can maybe need to arrange according to actual condition, for example can be set to liquid level value, also can be proportionate relationship between liquid level and water tank height (for example, scale " 0 ", " 1/2 ", " 1 " as shown in Figure 1 correspond respectively to " empty liquid level ", " middle liquid level ", " full liquid level " etc.) etc.; And pointer 60, be fixed on the second end of rotating shaft 10, with the scale on the corresponding indication of the swing along with fork 40 display disc 50.
Specifically, it should be understood that those skilled in the art can select and configure rotating shaft 10, float 30, fork 40, display disc 50 according to actual conditions (such as available resources, cost etc.), pointer 60 and scale etc. (such as the material of selecting, manufacture craft, size, deployment etc.), the present invention does not limit this.
Preferably, in order to guarantee sealing, between rotating shaft 10 and water tank wall 20, be provided with seal 70, so that whole high water tank checkout equipment 100 is closely connected with water tank and prevents the leak of liquid in water tank.Should be understood that, can according to actual condition select or and any suitable seal 70 of configuration, the present invention does not limit this.
Preferably, rotating shaft 10 can be arranged on to 1/2 position of water tank wall 20 overall heights, so that the calculating of operating personnel's operation (scale of indicating such as observation pointer 60 etc.) and liquid level etc.
According to one embodiment of the present invention, between fork 40 and vertical axis (dot-and-dash line as shown in Figure 1), be provided with an initial angle.For example will be defined as initial angle θ corresponding to the fork 40 of initial liquid level and the angle theta between vertical axis in water tank
1.Described initial angle θ
1can set according to actual condition, its scope can be any suitable angular range.Because fork 40 and pointer 60 are separately fixed at first end and second end of rotating shaft 10 so the scale on display disc 50 and initial angle θ
1relevant, in order to show the liquid level situation of change of maximum magnitude on display disc, preferably, can be by this initial angle θ
1be arranged on any one in 20 °-40 °, can guarantee that like this meter full scale on display disc 50 is comparatively desirable.More preferably, can be by this initial angle θ
1be set to 30 °, making the meter full scale on display disc 50 is 0-120 °.Adopt this embodiment, the pointer on display disc 50 can point to initial scale " 0 " when initial liquid level, to indicate initial liquid level.
The sample situation rising with high water tank is set forth to the present invention in more detail below, the situation that high water tank declines is corresponding with rising, does not repeat them here.As shown in Figure 1, when high water tank rises, float rises with liquid level in water tank, and fork 40 is swung, and now the angle theta between fork 40 and vertical axis is from initial angle θ
1be increased to θ
2, angle variable quantity is Δ θ, simultaneously rotating shaft 10 is rotated Δ θ and is made also corresponding rotation Δ θ of pointer 60, the initial scale 0 from display disc point on display disc 50 with angle θ
2another corresponding scale, for example when liquid level rises to, two of water tank/for the moment, sensing scale " 1/2 ", to indicate current high water tank height to reach " middle liquid level ".Above-mentioned embodiment is mainly to obtain liquid level h according to the triangle relation between angle theta and fork 40, liquid level h, wherein as shown in Figure 1, can for example, according to the length of known angle theta, fork 40 (length of fork 40 just can measure when configuring, or makes according to length requirement), calculate liquid level h.Therefore, those skilled in the art can determine that the variation of angle and the corresponding relation between liquid level arrange the scale on display disc 50 according to triangle relation, as mentioned above, be set to liquid level value, or be proportionate relationship between liquid level and water tank height (for example, scale " 0 ", " 1/2 ", " 1 " correspond respectively to sky liquid level, middle liquid level, full liquid level etc.) as shown in Figure 1 etc.Adopt this embodiment, operating personnel can directly be known the current liquid level condition (for example, liquid level etc.) of water tank inner side from the display disc in water tank outside, and operate accordingly according to the liquid level condition in current water tank.
Correspondingly, the invention provides a kind of vehicle, this vehicle comprises according to high water tank checkout equipment provided by the present invention, adopt the vehicle of the above-mentioned embodiment of the present invention, such as the special-purpose vehicle (sweeper, suction-type sewer scavenger, water drain integrative maintaining vehicle etc.) that adopts vacuum soil pick-up, can on its tank outer wall, show the liquid level in water tank in real time, convenient operation personnel directly correspondingly operate according to real-time level.
Fig. 2 is according to the schematic diagram of the high water tank checkout equipment 100 ' of another embodiment of the invention.According to another embodiment of the invention, the indicating device of high water tank checkout equipment 100 ' also comprises induction installation 80, described induction installation 80 is arranged on the predetermined graduated place (being waist-shaped hole etc. such as perforate is installed on display disc 50) of display disc 50, for example scale " 1/2 " is located or " 1 " is located, for for example, being triggered and sending indicator signal along with the swing of fork 40 is indicated to described predetermined graduated (scale " 1/2 " is located or " 1 " is located) time when pointer 60.
Wherein, induction installation 80 can be any suitable induction installation, for example, and magnetic induction switch, optoelectronic switch etc.Preferably, induction installation 80 can be approach switch.Adopt this embodiment, high water tank checkout equipment 100 ' can be applied to automation field to improve automaticity and the work efficiency of high water tank control system by the ingredient in Quality Initiative.Specifically, take and locate to install induction installation 80 as example at scale " 1 ", high water tank checkout equipment 100 ' can detect the liquid level in water tank in real time, when pointer 60 and induction installation 80(approach switch for example) when overlapping, induction installation 80 is triggered and (for example sends indicator signal, high level), to the opertaing device such as controller, while reaching predetermined altitude to realize liquid level in water tank, the opertaing devices such as controller can carry out correspondingly control operation according to described indicator signal.
Should be understood that, although only show an induction installation 80 in Fig. 2, it is only the example embodiment of explanation inventive concept, and the present invention is not limited to this.Those skilled in the art can arrange according to actual condition a plurality of induction installations 80 on display disc 50, for example need to be in empty liquid level (scale " 0 " is located), middle liquid level (scale " 1/2 " is located), set corresponding control operation (for example only carry out alarm operation when liquid level arrives while being about to completely liquid level, execution stops loading operation etc. when liquid level reaches full liquid level) while being about to completely liquid level (scale " 3/4 " is located), full liquid level (scale " 1 " is located).
Corresponding to this embodiment, the present invention also provides a kind of high water tank control system, this system comprises: according to high water tank checkout equipment 100 ' provided by the present invention, for detection of the liquid level in water tank, and by indicating device, described liquid level is indicated; And controller 200, be connected with 100 ' induction installation 80 in described high water tank checkout equipment, for export water tank when receiving the indicator signal that induction installation 80 sends, load halt instruction.For example, for example, when pointer 60 is indicated to described predetermined graduated (scale " 1 " is located) along with the swing of fork 40, induction installation 80 is triggered and sends indicator signal to controller 200.Indicate now liquid level in water tank to arrive " full liquid level ", controller 200 is exported water tank and is loaded halt instruction when receiving the described indicator signal that induction installation 80 sends, and to stop water tank loading operation, avoids the generation of security incident.
Preferably, controller 200 also, for output alarm instruction when output water tank loads halt instruction, is avoided maloperation to warn operating personnel, further improves security.
As mentioned above, this high water tank control system can also comprise warning device (not shown), can be connected with controller 200, for carrying out alarm operation according to above-mentioned alarm command.
Preferably, this warning device can comprise any suitable device with warning function such as hummer, pilot lamp, display screen.For example, when warning device receives the alarm command of self-controller 200, it can open pilot lamp and hummer causes operating personnel's attention, or showing that screen display warning word etc. (for example, show red font and/or be flickering display by Set font), further improve security and design hommization more.
In addition, the present invention provides again a kind of vehicle, this vehicle comprises according to high water tank control system provided by the present invention, adopt the vehicle of this embodiment, high water tank checkout equipment 100 ' can be applied to automation field to improve automaticity and the work efficiency of high water tank control system by the ingredient in Quality Initiative.
Should be understood that, the above-mentioned numerous embodiments of description can independently be used also and can be combined with various array configurations, and those skilled in the art can carry out suitable selection and setting according to actual conditions.
Adopt high water tank checkout equipment provided by the invention, by being arranged on the display disc of tank outer wall and rising or decline and corresponding pointer of indicating the scale on display disc with liquid level in water tank according to float, can to the liquid level in water tank, indicate in real time, convenient operation personnel are known the liquid level in water tank in real time, and carry out associative operation according to real-time level.This equipment can be applied to any equipment that need to know high water tank, such as suction-type sewer scavenger etc.And, high water tank control system provided by the invention can be loaded and control water tank according to the high water tank of real-time detection, when high water tank surpasses predetermined value, export water tank and load halt instruction, stop in time water tank loading operation, when improving equipment dependability, avoided the generation of security incident, go for various operating modes (such as comparatively harsh environment such as suction-type sewer scavengers), this control system can be applied in any equipment that need to control high water tank, for example, control soil pick-up operation of suction-type sewer scavenger etc.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
In addition, between various embodiment of the present invention, also can carry out combination in any, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (11)
1. a high water tank checkout equipment, is characterized in that, this equipment comprises:
Rotating shaft, this rotating shaft is arranged on water tank wall rotationally, and the first end of this rotating shaft and the second end lay respectively at water tank inner side and outside;
Float, this float is arranged in described water tank, by fork, is fixedly connected with the first end of described rotating shaft, and this float rises or declines with liquid level in described water tank, makes described fork swing to drive described rotating shaft to rotate; And
Indicating device, this indicating device comprises: be fixedly mounted on the display disc of tank outer wall, the second end of described rotating shaft, through the center pit of described display disc, has a plurality of scales on this display disc; And pointer, be fixed on the second end of described rotating shaft, with the scale on the described display disc of the corresponding indication of the swing along with described fork.
2. equipment according to claim 1, is characterized in that, has an initial angle between described fork and vertical axis.
3. equipment according to claim 2, is characterized in that, described initial angle is any one in 20 °-40 °.
4. equipment according to claim 1, is characterized in that, between described rotating shaft and described water tank wall, is provided with seal.
5. equipment according to claim 1, is characterized in that, described rotating shaft is arranged on 1/2 position of described water tank wall overall height.
6. equipment according to claim 1, it is characterized in that, described indicating device also comprises induction installation, and this induction installation is arranged on the predetermined graduated place of described display disc, for being triggered and sending indicator signal when described pointer being indicated to described predetermined graduated along with the swing of described fork.
7. equipment according to claim 6, is characterized in that, described induction installation is approach switch.
8. a vehicle that comprises the high water tank checkout equipment described in any one in claim 1-7.
9. a high water tank control system, is characterized in that, this system comprises:
According to the high water tank checkout equipment described in claim 6 or 7, for detection of the liquid level in water tank, and by indicating device, described liquid level is indicated; And
Controller, is connected with the induction installation in described high water tank checkout equipment, for export water tank when receiving the indicator signal of described induction installation transmission, loads halt instruction.
10. system according to claim 9, is characterized in that, described controller is also for output alarm instruction when output water tank loads halt instruction.
11. 1 kinds of vehicles that comprise the high water tank control system described in claim 9 or 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310584955.1A CN103592004A (en) | 2013-11-18 | 2013-11-18 | Water tank liquid level detection equipment, water tank liquid level control system and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310584955.1A CN103592004A (en) | 2013-11-18 | 2013-11-18 | Water tank liquid level detection equipment, water tank liquid level control system and vehicle |
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| CN103592004A true CN103592004A (en) | 2014-02-19 |
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|---|---|---|---|
| CN201310584955.1A Pending CN103592004A (en) | 2013-11-18 | 2013-11-18 | Water tank liquid level detection equipment, water tank liquid level control system and vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181084A (en) * | 2015-10-29 | 2015-12-23 | 黄崇艳 | Water tank water level monitor |
| CN108981638A (en) * | 2018-07-10 | 2018-12-11 | 江苏理工学院 | One kind is for determining osculum fuel tank depth buoy |
| CN109772530A (en) * | 2017-11-14 | 2019-05-21 | 深圳市叁星飞荣机械有限公司 | A kind of novel no axle envelope sand mill charging fluid level control device |
| CN110068379A (en) * | 2019-05-31 | 2019-07-30 | 国家电网有限公司 | A kind of sediment depth finding device |
| CN112033499A (en) * | 2019-05-18 | 2020-12-04 | 天津英铁科技有限公司 | Liquid level visual display warning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105181084A (en) * | 2015-10-29 | 2015-12-23 | 黄崇艳 | Water tank water level monitor |
| CN109772530A (en) * | 2017-11-14 | 2019-05-21 | 深圳市叁星飞荣机械有限公司 | A kind of novel no axle envelope sand mill charging fluid level control device |
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| CN112033499A (en) * | 2019-05-18 | 2020-12-04 | 天津英铁科技有限公司 | Liquid level visual display warning device |
| CN110068379A (en) * | 2019-05-31 | 2019-07-30 | 国家电网有限公司 | A kind of sediment depth finding device |
| CN110068379B (en) * | 2019-05-31 | 2024-03-26 | 国家电网有限公司 | Sediment depth detection device |
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