CN104976163A - Gas supply device of multi-tube non-wheel pump - Google Patents
Gas supply device of multi-tube non-wheel pump Download PDFInfo
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- CN104976163A CN104976163A CN201510343589.XA CN201510343589A CN104976163A CN 104976163 A CN104976163 A CN 104976163A CN 201510343589 A CN201510343589 A CN 201510343589A CN 104976163 A CN104976163 A CN 104976163A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 163
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 210000005239 tubule Anatomy 0.000 description 34
- 230000005484 gravity Effects 0.000 description 16
- 230000001914 calming effect Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000002699 waste material Substances 0.000 description 9
- 238000005381 potential energy Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012279 drainage procedure Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003019 stabilising effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention relates to a gas supply device of a multi-tube non-wheel pump. According to the main technical scheme adopted by the invention, the gas supply device is characterized by being an inverted-U-shaped tube gas collecting device, wherein an inverted-U-shaped tube is provided with a water inlet and a water outlet; the water inlet is positioned in the liquid surface of a water source; the water outlet is positioned in the liquid surface of a water-release water path; the pipeline diameter of the water outlet is greater than that of the water inlet; the gas inlet is arranged on the pipeline wall, higher than the liquid surface of a water inlet water source, of a transverse tube of the inverted-U-shaped tube; and the water outlet is also the gas outlet; and the gas inlet is positioned at one end, close to the low water level, of the transverse tube of the inverted-U-shaped tube. The gas supply device of the multi-tube non-wheel pump can generate gas pressure differential energy which can be used as an energy source for transporting water to a high position or a predetermined position.
Description
Present patent application be within 06 22nd, 2010, submit that Patent Office of the People's Republic of China, application number are 201010205155.0 to, division that denomination of invention is the patent application of " multitube no matter pump ", the related content of the patent application that described name is called " multitube no matter pump " combines in the present patent application by reference.
Technical field
The present invention relates to the collection method of liquid energy, particularly a kind of air feeder of multi-pipe wheel-free pump is that a kind of the kinetic energy contained in liquid, potential energy are collected easily and be converted to draught head can with the method and apparatus utilized further.
Background technique
Containing of water conservancy energy is very abundant, it is one of important way of energy development and utilization, and there is cleaning, the very significant advantage such as recirculation, the major way of the utilization of current water conservancy energy is water generating, that the kinetic energy that had by liquid by water turbine and potential energy wheel are changed into mechanical energy and obtain electric power, like this, just need a large amount of water conservancy infrastructures and supporting special turbine-generator units, the disposable input in early stage is quite large, to environment, there is certain harmful effect, particularly turbine-generator units complex structure, equipment is huge, energy conversion rate is low, also easily break down and problem, thus, also need to carry out improving and optimizing.
Existing technology of drawing water, extracts and has the river of flow velocity, water in a canal to eminence, need use high-cost energy resource, as manpower, electric power etc.; Utilize liquid can technology then equipment is huge, energy conversion rate is low, and investment return is than large, and Applicable scope is little, and maintenance expense is high.
In addition, the utilization of water conservancy energy, also has and adopts the mode such as hydraulic ram to obtain method compared with high head, also have high input, many-sided unfavorable factor such as inefficient deficiency.
Summary of the invention
The object of the invention is just to provide the air feeder of the simple multi-pipe wheel-free pump of a kind of structure, its be a kind of the kinetic energy contained in liquid, potential energy are collected easily and be converted to draught head can and the device that can utilize further.
A kind of reverse-U-shaped tube gas-collecting device of the present invention, reverse-U-shaped tube has water inlet place and water outlet place, water inlet is everywhere in the liquid level at a water source, and water outlet is everywhere in sluicing water channel liquid level, the pipe diameter of water outlet place is greater than the pipe diameter into water place, tube wall higher than water inlet water source liquid level of the transverse tube of inverted U pipe arranges air inlet place, and water outlet place is also place of giving vent to anger, and air inlet place is positioned at transverse tube one end close to low water level of inverted U pipe.
Water plug of the present invention is: arrange a pipeline, pipeline is at least made up of the tubule of more than two, each tubule is provided with aperture, this pipeline is placed in a liquid, when the aperture of tubule is positioned under liquid level, one section of water column can be formed in tubule, now in the aperture of pipeline, pass into body of calming the anger, and when water column two ends gas pressure intensity is different, water column is by the less end motion of pressure, and the water moving to precalculated position can be collected utilization.Like this, draught head can just be supplied to utilize to eminence or predetermined part by as energy source fortune water.
Further, inlet hole, to the height difference of liquid level, is less than or height difference much smaller than inlet hole to tubule underpart.
Further, above-mentioned pipeline is straight tube higher than inlet hole part.
Further, the internal diameter of above-mentioned tubule is 2-10mm.
Simultaneously, realizing another water plug of the present invention is: arrange a pipeline, pipeline is at least made up of the tubule of more than two, each tubule is provided with aperture, this pipeline is placed in a liquid, tubule one end is under liquid level, and when the aperture of tubule is positioned on liquid level, and the other end is when liquid level is outer, negative-pressure container can be led to, in negative-pressure container, the pressure of negative-pressure gas and the difference of atmospheric pressure are B, in the outer tubule section of liquid level, if suction port leads to air, suction port is apart from the height difference of liquid level, to be less than or much smaller than the height producing the pressure water column equal with B value, tubule is straight tube higher than inlet hole part, waste pipe is established bottom negative-pressure container, waste pipe is hollow large diameter pipe, under the waste pipe the other end leads to water container liquid level, water container position is lower than negative-pressure container, with the water column of water container liquid level to negative-pressure container distance from bottom equal altitudes, the pressure values produced is greater than B value.Regulate inlet charge amount to a certain extent, gas, water are mixed into tubule to negative-pressure container, and gas is pumped, and water supplies to utilize to water container through waste pipe again.
Further, inlet hole apart from the height difference of liquid level, be less than or much smaller than negative pressure source of the gas and atmospheric pressure produce the height of liquid corresponding to difference.
Further, above-mentioned tubule is higher than more than inlet hole being straight tube.
Further, the diameter of above-mentioned tubule is less than 2mm.
In addition, two kinds of gas generation apparatus are also had:
A kind of positive U-shaped pipe gas-collecting device, positive U-shaped pipe has water inlet place and water outlet place, the pipe diameter of water outlet place and transverse tube is greater than the pipe diameter into water place, water inlet place is also air inlet place, arrange on the transverse tube top of positive U-tube place of giving vent to anger, the place of giving vent to anger is positioned at transverse tube one end close to low water level of positive U-tube.
Effect of the present invention and feature are: draw water or water lift extremely more high position, power without the need to fuel feeding, equipment can operate voluntarily, and equipment needed thereby is little, and energy conversion rate is high, and investment return is than little, applied widely, non-maintaining.
accompanying drawing illustrates:
Fig. 1 is the schematic diagram of multi-pipe wheel-free pump first embodiment of the present invention;
Fig. 2 is the schematic diagram of multi-pipe wheel-free pump second embodiment of the present invention;
Fig. 3 is the positive U-shaped tubular construction schematic diagram of multi-pipe wheel-free pump of the present invention liquid energy collection method involved in the present invention and device;
Fig. 4 is the reverse-U-shaped tube structural representation of multi-pipe wheel-free pump of the present invention liquid energy collection method involved in the present invention and device.
Illustrate in figure:
1 is tubule A; 2 is inlet hole A; 3 is tubule B; 4 is negative-pressure container B; 41 is bleeder hole B; 5 is suction port B; 6 is waste pipe B; 7 is water container B; 8 is transverse tube C; 9 is air inlet place C; 10 is the place C that gives vent to anger; 11 is water inlet place C; 12 is water outlet place C; 13 is transverse tube D; 14 is air inlet place D; 15 is the place D that gives vent to anger; 16 is water outlet place D; 17 is water outlet D.
embodiment:
Based on object of the present invention, and the Successful tests data obtained, come principle of specification and working condition from following two embodiments.
Multi-pipe wheel-free pump of the present invention calms the anger body as power, liquid is driven to carry out flowing, difference according to gas and atmospheric pressure can be divided into two large classes: malleation drives and negative pressure drives, in an embodiment of the present invention, embodiment one is malleation driving, embodiment two is negative pressure driving, and can select different working methods according to the difference of actual conditions, these two kinds of modes can reach effect similar equally.
For embodiment one, altogether basic structure as shown in Figure 1: main structure form primarily of tubule A1, and tubule A1 one end is at liquid level logical air outward, and liquid is water in an embodiment of the present invention, for needs draw water or the predetermined altitude of water lift, the other end (underpart) is under liquid level, wave molding in Fig. 1 is expressed as liquid (as follows), go up most a root table and show liquid level, tubule A1 establishes inlet hole A2 on subsurface one section, and be connected with body of calming the anger, the pressure of body of calming the anger and the difference of atmospheric pressure is had to be A, namely this has the pressure of body of calming the anger powerful compared with barometric pressure, and large quantitative value is A, the unit of measurement of A is the height value in the tubule of liquid, inlet hole A2 is to the height difference of liquid level, to be less than or much smaller than the height having body of calming the anger to produce the pressure water column equal with A value, namely inlet hole A2 is to the height difference of liquid level, be less than or height difference much smaller than inlet hole A2 to tubule underpart.If passed into body of calming the anger in the aperture of pipeline, and when water column two ends gas pressure intensity is different, water column is by the less end motion of pressure, the one section extreme lower position of tubule A1 under inlet hole A2 is apart from the height difference of inlet hole, namely inlet hole A2 is apart from the height difference of the lower end mouth of tubule A1, is greater than the height having body of calming the anger to produce the pressure water column equal with A value, like this, when inlet hole A2 is connected with pressurized air source, just normally upwards liquid may be driven.
In addition, tubule A1 is straight tube higher than inlet hole A2 part, to reduce resistance, regulate inlet hole A2 air inflow to a certain extent, gas, water are mixed in the part of tubule A1 higher than inlet hole A2, and under the effect having pressure gas differential pressure, the one end moved in pipe outside the liquid level of top is discharged, and is automatically repeated above drainage procedure.Such water has just been transported to book office for utilizing, and reaches and draws water or the object of water lift.
Meanwhile, the quantity due to tubule A1 is greater than 2, and can the water yield as required accelerate, and the tubule A1 being greater than 2 can be manufactured in together, or fixing bunchy.Therefore, can very easily reach required for the quantity of drawing water.
For embodiment two, as shown in Figure 2: tubule B3 one end is under liquid level; The other end is outside liquid level, and logical negative-pressure container B4, negative-pressure container B4 is provided with bleeder hole B41, negative pressure source of the gas can be connected, in negative-pressure container B4, the pressure of negative-pressure gas and the difference of atmospheric pressure are B, and that is, the pressure of negative-pressure gas is less than atmospheric pressure, and the unit of measurement that little quantitative value is B, B is the height value in the tubule of liquid.In the outer tubule B3 section of liquid level, if suction port B5 leads to air.Suction port B5 is apart from the height difference of liquid level, be less than or produce much smaller than negative-pressure gas the height of the pressure water column equal with B value, that is, inlet hole B5 is apart from the height difference of liquid level, be less than or much smaller than negative pressure source of the gas and atmospheric pressure produce the height of liquid corresponding to difference, tubule B3 is straight tube higher than inlet hole part, set waste pipe B6(waste pipe B6 as hollow large diameter pipe bottom negative-pressure container B4, internal diameter arrives greatly the holder of abutment surface tension force, stable water column is can not form) in pipe, under the waste pipe B6 the other end leads to water container B7 liquid level, water container B6 is the book office needing water, water container B7 position is lower than negative-pressure container B4, with the water column of water container B7 liquid level to negative-pressure container B4 distance from bottom equal altitudes, the pressure values produced is greater than B value, regulate suction port B5 air inflow to a certain extent, gas, water is mixed into tubule B3, and under the effect of pressure reduction, negative-pressure container B4 is moved in pipe, gas is pumped, water supplies to utilize through waste pipe B6 to water container B7 again, so just achieve and draw water or the object of water lift.This device, once startup, repeats above drainage procedure automatically.
Equally, the quantity due to tubule B3 is greater than 2, and can the water yield as required accelerate, therefore, and the quantity of drawing water required for can very easily reaching.
In all embodiments involved in the present invention, described liquid or fluid are water.
In order to coordinate above-mentioned device to complete its function, also providing two kinds of air feeders here simultaneously, above-mentioned two embodiments can be respectively used to, explain respectively below.
In the above two embodiments, embodiment one employs barotropic gas, embodiment two employs negative-pressure gas, it is exactly a kind of draught head energy, and the production method of draught head energy is, arranging a pipeline makes liquid pass through, and be provided with air inlet place communicated with air, when liquid passes through, flowing liquid of crossing in pipeline can entrained gas divided gas flow becomes small bubble, setting gravity accleration direction is the postive direction of speed, so liquid velocity is then the resultant velocity at the component of gravity accleration Vertical direction and the component of substantially horizontal, when liquid is greater than zero at the component of gravity accleration Vertical direction, when bubble is gradually released the smaller bubble into certain volume, bubble will move with liquid, when liquid is not more than zero at the component of gravity accleration Vertical direction, bubble moves upward and emerges, overflow water surface place at bubble and collect spilling gas, to be formed with body of calming the anger, also negative pressure can be produced in air inlet place of pipeline, like this, the kinetic energy contained in liquid, potential energy are just collected and are converted to the draught head energy comprising positive differential pressure or Negative Pressure Difference, and this draught head energy can drive other device as power.
Now in conjunction with the embodiments and accompanying drawing be described, form primarily of pipeline based on the device made by the method for the invention, in positive U-shaped pipe or reverse-U-shaped tube, as shown in Figure 3 and Figure 4, wherein Fig. 3 is positive U-shaped pipe, and Fig. 4 is reverse-U-shaped tube, two mouths of pipe of these two kinds of U-shaped pipes have certain height difference, the height of water intake is higher than the height of water outlet, and water intake is positioned at high water level face, and water outlet is positioned at low water level face.
For embodiment one, employing be that following device is to complete air feed.
For embodiment one, if pipeline is positive U-shaped pipe, positive U-shaped pipe has a water inlet place C11 and water outlet place C12, the pipe diameter of water outlet place C12 and transverse tube C8 is greater than the pipe diameter into water place C11, water inlet place C11 is also air inlet place C9, arrange the place C10 that gives vent to anger on the transverse tube C8 top of positive U-tube, as shown in Figure 2, the place of giving vent to anger C10 is positioned at transverse tube C8 one end close to low water level of positive U-tube.
When water intake C11 and water outlet C12 lays respectively at the upper water level of the water surface and lower water level, liquid can flow through positive U-shaped pipe by nature, upstream and downstream liquid produces flowing by water inlet place C11 and water outlet place C12, gas now in air is also mixed in liquid by air inlet place C9 and goes, the liquid just having gas to enter in pipe goes, namely when liquid passes through, flowing water of crossing in pipeline can entrained gas divided gas flow becomes small bubble, setting gravity accleration direction is the postive direction of speed, so liquid velocity is then the resultant velocity at the component of gravity accleration Vertical direction and the component of substantially horizontal, when liquid is greater than zero at the component of gravity accleration Vertical direction, when bubble is gradually released the smaller bubble into certain volume, bubble will move with liquid, when arriving transverse tube C8, because water outlet place C12, the diameter of transverse tube C8 is larger, flow velocity reduces gradually, namely when liquid is not more than zero at the component of gravity accleration Vertical direction, bubble moves upward and emerges, overflow water surface place at bubble and collect spilling gas, to be formed with body of calming the anger, and discharge focusing on give vent to anger place C10 and bubble overflowing liquid place, just formed significantly higher than the barotropic gas of atmospheric pressure, if liquid in pipe continues flowing, just obtain the positive differential pressure continued, this pressure difference value just can utilize and do work, that is, the place of giving vent to anger C10 is connected to inlet hole A2, just can allow the work of water plug shown in Fig. 1, simultaneously, negative pressure appearance is had at air inlet place C9 place.
For embodiment two, following device is adopted to carry out air feed (supplying negative voltage gas).
For embodiment two, if pipeline is reverse-U-shaped tube, reverse-U-shaped tube has the liquid level that a water inlet place D16 and water outlet place D17 water inlet place 16D is in a water source, and water outlet place D17 is in sluicing water channel liquid level, the pipe diameter of water outlet place D17 is greater than the pipe diameter into water place D16, tube wall higher than water inlet water source liquid level of the transverse tube D13 of inverted U pipe arranges air inlet place D14, water outlet place D16 is also the place D15 that gives vent to anger, as shown in Figure 1, air inlet place D14 is positioned at transverse tube D13 one end close to low water level of inverted U pipe.
When water intake D16 and water outlet D17 lays respectively at the upper water level of the water surface and lower water level, air inlet place D14 is made to be in closed condition, to annotate in reverse-U-shaped tube full water, because siphonage produces flowing by water inlet place D16 and water outlet place D17 between upstream and downstream liquid, after liquid stabilising, suitable unlatching air inlet place D14, the D14 of air inlet place at this moment communicates with air, when liquid passes through, flowing water of crossing in pipeline can entrained gas divided gas flow becomes small bubble, setting gravity accleration direction is the postive direction of speed, so liquid velocity is then the resultant velocity at the component of gravity accleration Vertical direction and the component of substantially horizontal, when liquid is greater than zero at the component of gravity accleration Vertical direction, when bubble is gradually released the smaller bubble into certain volume, bubble will move with liquid, when arriving water outlet place D17, because the diameter of water outlet place D17 is larger, flow rate of liquid reduces, liquid is when the component of gravity accleration Vertical direction is not more than zero, bubble moves upward and emerges, overflow water surface place at bubble and collect spilling gas, to be formed with body of calming the anger, and be automatically discharged to large by the place of giving vent to anger D15 or collect, intraluminal fluid is known from experience and is continued flowing, now will will produce the obvious negative-pressure air-flow of continuous print at air inlet place D14, obtain the Negative Pressure Difference continued, this pressure difference value just can utilize and do work, that is, air inlet place D14 is connected to bleeder hole B41, just can allow the work of water plug shown in Fig. 2, simultaneously, malleation phenomenon is had at the place of giving vent to anger D15.
In order to make the liquid stabilising in above-mentioned reverse-U-shaped tube or positive U-shaped pipe, at the port of reverse-U-shaped tube air inlet place D14 and positive U-shaped pipe air inlet place C9, be provided with intake-air quantity control apparatus, can the air inflow of pilot line.
In above-described embodiment, pipeline material therefor is the most convenient with PVC.But piping material also can be the nonmetallic material such as plastics, cement, pottery, and cast iron, stainless steel and other metal materials simultaneously.
Like this, in conjunction with the above embodiments, can show that gas energy collection method of the present invention realizes by the following method: a pipeline is set, pipeline takes the shape of the letter U shape pipe, two mouths of pipe of U-shaped pipe are water intake and water outlet respectively, the elevation of water intake is higher than the elevation of water outlet, and liquid can be made to pass through, and be provided with air inlet place communicated with air, when liquid passes through, flowing water of crossing in pipeline can entrained gas divided gas flow becomes small bubble, setting gravity accleration direction is the postive direction of speed, so liquid velocity is then the resultant velocity at the component of gravity accleration Vertical direction and the component of substantially horizontal, when liquid is greater than zero at the component of gravity accleration Vertical direction, when bubble is gradually released the smaller bubble into certain volume, bubble will move with liquid, when liquid is not more than zero at the component of gravity accleration Vertical direction, bubble moves upward and emerges, overflow water surface place at bubble and collect spilling gas, to be formed with body of calming the anger, if reverse-U-shaped tube, can be able to be formed significantly lower than the Negative Pressure Difference of atmospheric pressure in this air inlet place, when liquid by time pipeline in liquid can entrained gas be separated into small bubble, liquor separation bubble is to a certain extent little, bubble will move with liquid, when flow rate of liquid reduces, bubble will be separated and move upward from liquid, if positive U-shaped pipe, the gas separated is collected at this place of giving vent to anger of pipeline, body of obviously calming the anger can be formed, this air pressure forms a positive differential pressure higher than atmospheric pressure, like this, the kinetic energy contained in liquid, potential energy is just collected and is converted to the draught head energy comprising positive differential pressure or Negative Pressure Difference, this draught head energy can drive other device as power.
Further, above-mentioned pipeline is U-shaped pipeline, and U-shaped pipe can be arranged to positive U-shaped pipeline and inverted U-shaped pipeline,
Further, what reverse-U-shaped tube produced in air inlet place is Negative Pressure Difference, and what positive U-shaped pipe produced at the place of giving vent to anger is positive differential pressure;
On the other hand, device made by said method is adopted to form primarily of pipeline, in reverse-U-shaped tube or positive U-shaped pipe;
In addition, the liquid level height at the water inlet water source of above-mentioned inverted U pipe or positive U-shaped pipe is higher than water outlet place sluicing water channel liquid level height;
In addition, above-mentioned inverted U pipe or positive U-shaped pipe, in air inlet place of pipeline, are provided with intake-air quantity control apparatus, can the air inflow of pilot line;
Further, if pipeline is reverse-U-shaped tube, the tube wall higher than water inlet water source liquid level of inverted U pipe establishes air inlet place, and air inlet place is positioned at transverse tube one end close to low water level of U-tube, outer and have negative-pressure air-flow to produce in this air inlet, obtains Negative Pressure Difference; At the water outlet place sluicing water channel liquid level of inverted U pipe, place of giving vent to anger is set;
Further, if pipeline is positive U-shaped pipe, arrange at the transverse tube parts of positive U-shaped pipe place of giving vent to anger, the place of giving vent to anger is positioned at transverse tube one end close to low water level of U-tube;
Adopt method and apparatus of the present invention, the kinetic energy contained in liquid, potential energy can be collected easily and be converted to draught head can to utilize further, and equipment needed thereby is little, and energy conversion rate is high, and investment return is than little, applied widely, non-maintaining.
Although only illustrate a preferred embodiment of the present invention here, its meaning not limits the scope of the invention, applicability and configuration.On the contrary, those skilled in the art can be made to be implemented the detailed description of embodiment.Will be understood that without departing from the spirit and scope as defined in the invention, can make the appropriate changes and modifications some details.
Claims (1)
1. the air feeder of a multi-pipe wheel-free pump, it is characterized in that: a kind of reverse-U-shaped tube gas-collecting device, reverse-U-shaped tube has water inlet place and water outlet place, water inlet is everywhere in the liquid level at a water source, and water outlet is everywhere in sluicing water channel liquid level, the pipe diameter of water outlet place is greater than the pipe diameter into water place, and tube wall higher than water inlet water source liquid level of the transverse tube of inverted U pipe arranges air inlet place, water outlet place is also place of giving vent to anger, and air inlet place is positioned at transverse tube one end close to low water level of inverted U pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102051550A CN102297164A (en) | 2010-06-22 | 2010-06-22 | Multi-tube wheelless pump |
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| CN2010102051550A Division CN102297164A (en) | 2010-06-22 | 2010-06-22 | Multi-tube wheelless pump |
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| CN104976163A true CN104976163A (en) | 2015-10-14 |
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| CN201510343589.XA Pending CN104976163A (en) | 2010-06-22 | 2010-06-22 | Gas supply device of multi-tube non-wheel pump |
| CN2010102051550A Pending CN102297164A (en) | 2010-06-22 | 2010-06-22 | Multi-tube wheelless pump |
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| CN106855066A (en) * | 2015-12-08 | 2017-06-16 | 北京水创新能科技有限责任公司 | The inlet duct of air inflow in a kind of increase working fluid |
| CN107023523A (en) * | 2016-01-29 | 2017-08-08 | 北京水创新能科技有限责任公司 | One kind has pressure gas generation apparatus |
| CN117886398A (en) * | 2023-12-28 | 2024-04-16 | 无锡蓝天电子股份有限公司 | Ultrasonic negative pressure disinfection system for ship ballast water in shape of Chinese character' ji |
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| CN102297163A (en) * | 2010-06-23 | 2011-12-28 | 北京银万特科技有限公司 | Water pumping device and method for U-shaped channel |
| CN107023522A (en) * | 2016-01-29 | 2017-08-08 | 北京水创新能科技有限责任公司 | A kind of gas collector and method for discharging pollution |
| CN107023520A (en) * | 2016-01-29 | 2017-08-08 | 北京水创新能科技有限责任公司 | A kind of energy filtering device and energy collecting device |
| CN106332734B (en) * | 2016-10-26 | 2022-03-04 | 中国农业科学院农业资源与农业区划研究所 | Device for maintaining constant negative pressure irrigation |
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| JP2007138865A (en) * | 2005-11-21 | 2007-06-07 | Hitachi Housetec Co Ltd | Pump device, and waste water septic tank provided with the same |
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| CN101725490A (en) * | 2008-10-28 | 2010-06-09 | 翟爱民 | energy harvesting conversion |
| CN102124931A (en) * | 2010-01-18 | 2011-07-20 | 刘克明 | Water flow energy pump micro-irrigation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106855066A (en) * | 2015-12-08 | 2017-06-16 | 北京水创新能科技有限责任公司 | The inlet duct of air inflow in a kind of increase working fluid |
| CN107023523A (en) * | 2016-01-29 | 2017-08-08 | 北京水创新能科技有限责任公司 | One kind has pressure gas generation apparatus |
| CN117886398A (en) * | 2023-12-28 | 2024-04-16 | 无锡蓝天电子股份有限公司 | Ultrasonic negative pressure disinfection system for ship ballast water in shape of Chinese character' ji |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102297164A (en) | 2011-12-28 |
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