CN112049194B - Non-negative pressure water supply equipment - Google Patents
Non-negative pressure water supply equipment Download PDFInfo
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- CN112049194B CN112049194B CN202010993487.3A CN202010993487A CN112049194B CN 112049194 B CN112049194 B CN 112049194B CN 202010993487 A CN202010993487 A CN 202010993487A CN 112049194 B CN112049194 B CN 112049194B
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- sliding
- sewage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 239000010865 sewage Substances 0.000 claims abstract description 74
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 66
- 238000005192 partition Methods 0.000 claims abstract description 51
- 238000007599 discharging Methods 0.000 claims abstract description 33
- 239000012535 impurity Substances 0.000 claims abstract description 15
- 230000006641 stabilisation Effects 0.000 claims abstract description 7
- 238000011105 stabilization Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 67
- 239000012530 fluid Substances 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 16
- 210000001503 joint Anatomy 0.000 claims description 11
- 230000001502 supplementing effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 239000013589 supplement Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000002354 daily effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/10—Arrangements or adaptations of tanks for water supply for public or like main water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/074—Arrangement of water treatment devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/078—Combined units with different devices; Arrangement of different devices with respect to each other
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sewage (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a non-negative pressure water supply device, which relates to the technical field of water supply devices and comprises a steady flow tank, a pressure stabilizing tank, a drain pipe, an output pipe and a water pump, wherein the steady flow tank is provided with a water inlet pipe, a water outlet pipe, an exhaust pipe and a sewage discharge device; the water discharge pipe is communicated with the output pipe through a connecting pipe a and a connecting pipe b, and a water pump is arranged on the connecting pipe b; a voltage stabilizing tube is arranged on the voltage stabilizing tank, one end of the voltage stabilizing tube is communicated with the voltage stabilizing tank, and the other end of the voltage stabilizing tube is connected and communicated with the output tube; the output pipe is connected with a user using pipeline; the sewage discharging device comprises a sewage discharging pipe, a sewage collecting tank, a partition plate, a piston a, a baffle ring, a sliding pipe and a floating ball a. The invention provides a non-negative pressure water supply device which can clean precipitated impurities in a flow stabilization tank without stopping the device.
Description
Technical Field
The invention relates to the technical field of water supply equipment, in particular to non-negative-pressure water supply equipment.
Background
The non-negative pressure water supply equipment can be directly connected with a municipal water supply network, can not generate any side effect on the municipal water supply network, can directly fold and press water supply on the basis of municipal pipe network pressure, saves energy, and also has the advantages of small occupied area, quickness in installation, reliability in operation, convenience in maintenance and the like.
However, water in the municipal water supply network often has impurities in the circulation process, and after the water enters the steady flow tank of the non-negative-pressure water supply equipment, the water is easy to precipitate at the bottom of the steady flow tank, so that the steady flow tank needs to be cleaned regularly. The common cleaning mode is that a drain pipe is arranged at the bottom of the steady flow tank, when cleaning is needed, the non-negative pressure water supply equipment is closed, water storage in the drain pipe emptying steady flow tank is used, the cleaning mode needs to be shut down for operation, and the influence on daily life water of people is easily caused.
In addition, in the existing non-negative pressure water supply equipment, the pressure stabilizing tank plays a role in balancing water quantity and pressure, air is filled into the pressure stabilizing tank, and a large volume can be obtained to contain the expansion water quantity through compressed air. However, since the air in the surge tank directly contacts with water and decreases due to leakage and dissolution in water after a certain period of time, the amount of regulated water gradually decreases, and thus it is necessary to periodically replenish air. The existing air supply method comprises air compressor air supply, water injector air supply, periodic air discharge air supply and the like. These methods of supplying gas require manual monitoring and starting, and are relatively inconvenient to operate.
Disclosure of Invention
In order to solve the problems, the invention provides non-negative pressure water supply equipment which can clean the precipitated impurities in the flow stabilizing tank without stopping the water supply equipment.
Meanwhile, a non-negative pressure water supply device capable of automatically supplying air to the pressure stabilizing tank is also provided.
In order to achieve the purpose, the invention adopts the following technical scheme: a non-negative pressure water supply device comprises a steady flow tank, a drain pipe, an output pipe and a water pump, wherein the steady flow tank is provided with a water inlet pipe, a water outlet pipe, an exhaust pipe and a sewage discharge device; the water drainage pipe is communicated with the output pipe through a connecting pipe a and a connecting pipe b, one end of the connecting pipe a is communicated with the water drainage pipe, and the other end of the connecting pipe a is communicated with the output pipe; one end of the connecting pipe b is communicated with the water drainage pipe, the other end of the connecting pipe b is communicated with the output pipe, and the connecting pipe b is provided with a water pump; a voltage stabilizing tube is arranged on the voltage stabilizing tank, one end of the voltage stabilizing tube is communicated with the voltage stabilizing tank, and the other end of the voltage stabilizing tube is connected and communicated with the output tube; the output pipe is connected with a user using pipeline;
the sewage discharging device comprises a sewage discharging pipe, a sewage collecting tank, a partition plate, a piston a, a baffle ring, a sliding pipe and a floating ball a, wherein the upper end of the sewage discharging pipe is connected with the bottom of the steady flow tank, the lower end of the sewage discharging pipe is connected with the upper opening of the sewage collecting tank, the partition plate, the piston a and the baffle ring are sequentially arranged in the sewage discharging pipe from top to bottom, the partition plate is transversely arranged in the sewage discharging pipe and is fixed with the inner wall of the sewage discharging pipe in a sealing manner, the piston a is matched with the inner wall of the sewage discharging pipe in a sliding sealing manner, the baffle ring is transversely arranged in the sewage discharging pipe and is fixed with the inner wall of the sewage discharging pipe, and a middle hole which is communicated up and down is formed in the middle of the baffle ring;
the floating ball a is positioned in the flow stabilizing tank, the floating ball a is connected with the piston a through a sliding pipe, a connecting rod through hole is formed in the partition plate, the sliding pipe penetrates through the connecting rod through hole in the partition plate and is in sliding sealing fit with the connecting rod through hole, the upper end of the sliding pipe is fixed with the bottom of the floating ball a, the lower end of the sliding pipe is fixed with the piston a, and a pipe cavity of the sliding pipe is communicated with a cavity on the lower side of the piston a; a filter block and a first one-way valve are arranged in a pipe orifice at the lower end of the sliding pipe, the first one-way valve is positioned on the upper side of the filter block, the passing direction of the first one-way valve is from bottom to top, the filter block is used for isolating impurities, a plurality of backflow holes are formed in the pipe wall of the sliding pipe, and the backflow holes are positioned on the upper side of the partition plate;
the partition board is provided with a plurality of one-way flow mechanisms a, each one-way flow mechanism a comprises a slide bar a, a sealing cover a, a limiting block a and a spring a, the partition board is provided with a first guide hole which is communicated up and down, the slide bar a penetrates through the first guide hole and is in sliding connection with the first guide hole, and the partition board is provided with a plurality of first fluid holes which are communicated up and down around the first guide hole; the limiting block a is fixed with the upper end of the sliding rod a, the sliding rod a is sleeved with a spring a, the spring a is located between the limiting block a and the partition plate, the sealing cover a is fixed with the lower end of the sliding rod a, and the sealing cover a is used for sealing the first fluid holes around the corresponding first guide holes;
the piston a is provided with a plurality of one-way flow mechanisms b, each one-way flow mechanism b comprises a sliding rod b, a sealing cover b, a limiting block b and a spring b, a second guide hole which is communicated up and down is formed in the piston a, the sliding rod b penetrates through the second guide hole and is in sliding connection with the second guide hole, and a plurality of second fluid holes which are communicated up and down are formed in the piston a in a mode of surrounding the second guide hole; the limiting block b is fixed to the upper end of the sliding rod b, a spring b is sleeved on the sliding rod b and located between the limiting block b and the piston a, the sealing cover b is fixed to the lower end of the sliding rod b, and the sealing cover b is used for sealing second fluid holes around the corresponding second guide hole.
As preferred, the blow off pipe divide into the dirty section of collection and carries the section from top to bottom, the upper end of the dirty section of collection is connected with the bottom of stationary flow jar, and the lower extreme of the dirty section of collection docks with the upper end of carrying the section, and the dirty section of collection is hourglass hopper-shaped, and the internal diameter of the dirty section of collection diminishes from top to bottom gradually, carry the section to be the pipe that the internal diameter is the same, baffle, piston an and fender ring all are located and carry the section, the upper shed of the dirty jar of collection is fixed with the lower extreme of the dirty section of collection.
Preferably, a negative weight is arranged on the piston a.
Preferably, the lower end of the sewage discharge pipe is connected with the upper opening of the sewage collection tank through a threaded structure.
Preferably, the top of the partition plate is provided with a limiting block accommodating groove for accommodating a limiting block a and a spring a, and the top of the piston a is provided with a limiting block accommodating groove for accommodating a limiting block b and a spring b.
Preferably, the bottom of the partition plate is provided with a seal cover accommodating groove for accommodating a seal cover a, and the bottom of the piston a is provided with a seal cover accommodating groove for accommodating a seal cover b.
Preferably, the pipe wall of the pressure stabilizing tank is provided with an air inlet and an air outlet, an air supplementing pipe is transversely arranged in the pressure stabilizing tank, one end of the air supplementing pipe is in butt joint with the air inlet, and the other end of the air supplementing pipe is in butt joint with the air outlet; the air supply pipe is provided with a float valve, the float valve comprises a float ball b, and when the float ball b of the float valve is positioned at the highest limit position, the float valve is in a closed state; when the floating ball b of the floating ball valve is at the lowest limit position, the floating ball valve is in an opening state;
a branch pipe is arranged on the air supply pipe between the ball float valve and the air inlet, one end of the branch pipe is connected and communicated with the air supply pipe, the other end of the branch pipe is communicated with the inner cavity of the pressure stabilizing tank, a second one-way valve is arranged in the branch pipe, and the passing direction of the second one-way valve is from the air supply pipe to the inner cavity of the pressure stabilizing tank;
the vacuum suppressor comprises a main shell, a floating ball c, a lip-shaped sealing ring, a piston b, a hanging rod and a hanging rod supporting seat, wherein the main shell is tubular, an upper sealing plate is arranged at the upper part of an inner cavity of the main shell, the lower end of the main shell is in butt joint with an exhaust pipe, the lower opening of the main shell is coaxially provided with the lip-shaped sealing ring, the upper side of the lip-shaped sealing ring is provided with the piston b, the piston b is in sliding sealing fit with the inner wall of the main shell, the lower side of the lip-shaped sealing ring is provided with the floating ball c, the floating ball c is fixedly connected with the piston b through the hanging rod, the hanging rod penetrates through an inner hole of the lip-shaped sealing ring, and the hanging rod supporting seat for positioning the hanging rod is arranged on the inner wall of the main shell;
an overflowing hole is formed in the side wall of the main shell, which is positioned between the piston b and the lip-shaped sealing ring;
an air suction hole is formed in the side wall of the main shell positioned on the upper side of the piston b, a third one-way valve is arranged in the air suction hole, and the passing direction of the third one-way valve is from the outer side of the main shell to the inner cavity of the main shell;
an inflation hole is formed in the upper sealing plate, and the outer side of the inflation hole is connected with an air inlet of the pressure stabilizing tank through an air pipe.
Preferably, a spring c is arranged in the main shell, and the spring c is positioned between the upper sealing plate and the piston b.
Therefore, the invention has the following beneficial effects: 1. impurities in the flow stabilizing tank are automatically isolated into the sewage collecting tank by utilizing the water level change of different time periods in the flow stabilizing tank, so that the impurities are convenient to clean; 2. the air source is generated by utilizing the water level change of different time periods in the flow stabilizing tank to supplement air for the pressure stabilizing tank, and an external air supplement device is not needed; 3. when the air in the surge tank is not enough, the air supplement can be automatically opened, and when the air is sufficient, the air supplement can be automatically closed, manual monitoring is not needed, and the automation degree is high.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a flow stabilization tank of the present invention.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is an enlarged view at b in fig. 2.
Fig. 5 is an enlarged view at c in fig. 3.
FIG. 6 is a schematic view of the structure of the sewage pipe when the water level in the flow stabilizing tank is higher.
Fig. 7 is a partial cross-sectional view of the present invention.
Fig. 8 is a plan view of the surge tank of the present invention.
Fig. 9 is an enlarged view at d in fig. 7.
Fig. 10 is an enlarged view at e in fig. 7.
Fig. 11 is an enlarged view at f in fig. 7.
Fig. 12 is an enlarged view at g in fig. 7.
1: a flow stabilizing tank; 101: a water inlet pipe; 102: a water outlet pipe; 103: an exhaust pipe; 2: a surge tank; 201: a voltage stabilizing tube; 202: an air inlet; 203: an air outlet; 3: a drain pipe; 4: an output pipe; 5: a water pump; 6: a vacuum suppressor; 601: a main housing; 602: a floating ball c; 603: a lip-shaped seal ring; 604: a piston b; 605: a boom; 606: a boom support base; 607: an upper sealing plate; 608: an overflowing hole; 609: a third check valve; 610: an inflation hole; 611: an outer housing; 612: flanging; 613: a filter screen; 7: a connecting pipe a; 8: a connecting pipe b; 9: a sewage draining device; 901: a blow-off pipe; 901 a: a dirt collecting section; 901 b: a conveying section; 902: a sewage collecting tank; 903: a partition plate; 904: a piston a; 905: a baffle ring; 906: a sliding tube; 907: a floating ball a; 908: a filter block; 909: a first check valve; 910: a return orifice; 911: a slide bar a; 912: a cover a; 913: a limiting block a; 914: a spring a; 915: a first guide hole; 916: a first fluid aperture; 917: a sliding rod b; 918: a cover b; 919: a limiting block b; 920: a spring b; 921: a second guide hole; 922: a second fluid aperture; 10: a gas supplementing pipe; 11: a float valve; 1101: a floating ball b; 12: a branch pipe; 13: a second one-way valve; 14: an air tube; 15: a spring c; 16: a municipal water supply line; 17: the user uses the tubing.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 12, a non-negative pressure water supply device comprises a steady flow tank 1, a steady flow tank 2, a drain pipe 3, an output pipe 4 and a water pump 5, wherein the steady flow tank 1 is provided with a water inlet pipe 101, a water outlet pipe 102, an exhaust pipe 103 and a sewage discharge device 9, the water inlet pipe 101 is connected with a municipal water supply pipeline 16, the water outlet pipe 102 is connected with the drain pipe 3, and the exhaust pipe 103 is provided with a vacuum suppressor 6; the water discharge pipe 3 is communicated with the output pipe 4 through a connecting pipe a7 and two connecting pipes b8, one end of the connecting pipe a7 is communicated with the water discharge pipe 3, and the other end of the connecting pipe a7 is communicated with the output pipe 4; one end of the connecting pipe b8 is communicated with the drain pipe 3, the other end is communicated with the output pipe 4, and the connecting pipe b8 is provided with a water pump 5; a voltage stabilizing tube 201 is arranged on the pressure stabilizing tank 2, one end of the voltage stabilizing tube 201 is communicated with the pressure stabilizing tank 2, and the other end of the voltage stabilizing tube 201 is connected and communicated with the output tube 4; the output pipe 4 is connected with a user using a pipeline 17.
The sewage discharging device 9 comprises a sewage discharging pipe 901, a sewage collecting tank 902, a partition plate 903, a piston a904, a baffle ring 905, a sliding pipe 906 and a floating ball a907, wherein the upper end of the sewage discharging pipe 901 is connected with the bottom of a steady flow tank 1 through a threaded structure, the lower end of the sewage discharging pipe 901 is connected with the upper opening of the sewage collecting tank 902, a sealing structure is arranged at the butt joint position between the sewage discharging pipe 901 and the steady flow tank 1, the partition plate 903, the piston a904 and the baffle ring 905 are sequentially arranged in the sewage discharging pipe 901 from top to bottom, the partition plate 903 is transversely arranged in the sewage discharging pipe 901 and is fixed with the inner wall of the sewage discharging pipe 901 in a sealing manner, the piston a904 is matched with the inner wall of the sewage discharging pipe 901 in a sliding sealing manner, the baffle ring 905 is transversely arranged in the sewage discharging pipe 901 and is fixed with the inner wall of the sewage discharging pipe 901, and a middle hole which is communicated up and down is arranged in the baffle ring 905.
The sewage discharge pipe 901 is divided into a sewage collection section 901a and a conveying section 901b from top to bottom, the upper end of the sewage collection section 901a is connected with the bottom of the steady flow tank 1, the lower end of the sewage collection section 901a is in butt joint with the upper end of the conveying section 901b, the sewage collection section 901a is funnel-shaped, the inner diameter of the sewage collection section 901a is gradually reduced from top to bottom, impurities in the steady flow tank 1 are favorably collected and enter the sewage discharge pipe 901, the conveying section 901b is a circular pipe with the same inner diameter, the partition plate 903, the piston a904 and the baffle ring 905 are located in the conveying section 901b, and the upper opening of the sewage collection tank 902 is fixed with the lower end of the sewage collection section 901 a.
The floater a907 is located and is close to the top position of the inner cavity of the steady flow tank 1 in the steady flow tank 1, the floater a907 is connected with the piston a904 through a sliding pipe 906, a connecting rod through hole is formed in the partition plate 903, the sliding pipe 906 penetrates through the connecting rod through hole in the partition plate 903 and is in sliding sealing fit with the connecting rod through hole, the upper end of the sliding pipe 906 is fixed with the bottom of the floater a907, the lower end of the sliding pipe 906 is fixed with the piston a904, and the cavity of the sliding pipe 906 and the lower side of the piston a904 are communicated, and the concrete structure can be that: the lower end of sliding tube 906 passes through piston a904 and is flush with the bottom surface of piston a 904; a filter block 908 and a first check valve 909 are arranged in a lower end pipe orifice of the sliding pipe 906, the first check valve 909 is located on the upper side of the filter block 908, the passing direction of the first check valve 909 is from bottom to top, the filter block 908 is used for isolating impurities, a plurality of backflow holes 910 are formed in the pipe wall of the sliding pipe 906, and the backflow holes 910 are located on the upper side of the partition plate 903.
The partition plate 903 is provided with a plurality of one-way flow mechanisms a, each one-way flow mechanism a comprises a sliding rod a911, a sealing cover a912, a limiting block a913 and a spring a914, the partition plate 903 is provided with a first guide hole 915 which is communicated up and down, the sliding rod a911 penetrates through the corresponding first guide hole 915 and is in sliding connection with the first guide hole 915, and four first fluid holes 916 which are communicated up and down are arranged on the partition plate 903 and surround each first guide hole 915; the limiting block a913 is fixed to the upper end of the sliding rod a911, a spring a914 is sleeved on the sliding rod a911, the spring a914 is located between the limiting block a913 and the partition 903, the sealing cover a912 is fixed to the lower end of the sliding rod a911, and the sealing cover a912 is used for sealing the first fluid hole 916 around the corresponding first guide hole 915.
A plurality of unidirectional flow mechanisms b are arranged on the piston a904, each unidirectional flow mechanism b comprises a sliding rod b917, a sealing cover b918, a limiting block b919 and a spring b920, a second guide hole 921 which is through up and down is arranged on the piston a904, the sliding rod b917 penetrates through the corresponding second guide hole 921 and is in sliding connection with the second guide hole 921, and four second fluid holes 922 which are through up and down are arranged on the piston a904 and surround each second guide hole 921; the limiting block b919 is fixed to the upper end of the sliding rod b917, the sliding rod b917 is sleeved with a spring b920, the spring b920 is located between the limiting block b919 and the piston a904, the sealing cover b918 is fixed to the lower end of the sliding rod b917, and the sealing cover b918 is used for sealing the second fluid holes 922 around the corresponding second guide holes 921.
And a load block is arranged on the piston a904 and is used for promoting the floating ball a907 and the piston a904 to move downwards when the water level in the flow stabilizing tank 1 descends.
The top of the partition 903 is provided with a stopper accommodating groove for accommodating a stopper a913 and a spring a914, and the top of the piston a904 is provided with a stopper accommodating groove for accommodating a stopper b919 and a spring b 920.
The bottom of the partition 903 is provided with a seal accommodating groove for accommodating a seal a912, and the bottom of the piston a904 is provided with a seal accommodating groove for accommodating a seal b 918.
The water consumption of municipal life has its own characteristics to the time slot is divided to municipal life's water consumption concentration degree, and municipal domestic water divides into three kinds of time slots every day, is the ordinary water time slot, peak water time slot and night water time slot respectively.
In the peak water using period, the water pressure in the municipal water supply network is a low value, the water supply amount of the municipal water supply network cannot meet the water consumption of a high building, the water storage in the flow stabilizing tank 1 needs to be supplemented, the water level in the flow stabilizing tank 1 drops, and the floating ball a907, the sliding pipe 906 and the piston a904 drop synchronously along with the water level in the flow stabilizing tank 1.
The piston a904 descends to press down the water in the cavity at the lower side of the piston a904, and negative pressure is formed in the cavity between the piston a904 and the partition 903. At this time, the one-way flow mechanism b state on the piston a904 is: the limiting block b919, the sliding rod b917 and the cover b918 are all located at the highest limit position, and the cover b918 blocks the second fluid hole 922 on the piston a904, as shown in fig. 5. The piston a904 extrudes the water in the cavity below the piston a904, the water in the cavity can only pass through the filter block 908, the first check valve 909 and the tube cavity of the sliding tube 906 in sequence, then flows back to the flow stabilizing tank 1 through the backflow hole 910 on the tube wall of the sliding tube 906, separates impurities in the water in the cavity below the filter block 908, and the cavity below the filter block 908 is communicated with the sewage collecting tank 902, and finally enables the impurities to fall into the sewage collecting tank 902 for collection.
Meanwhile, negative pressure is formed in the cavity between the piston a904 and the partition 903, and under the action of the negative pressure, the state of the unidirectional flow mechanism a on the partition 903 is as follows: the limiting block a913, the sliding rod a911 and the sealing cover a912 are located at the lowest limiting position, the first fluid hole 916 on the partition 903 enables the upper cavity and the lower cavity of the partition 903 to be communicated, a suction force from the steady flow tank 1 to the cavity on the lower side of the partition 903 is formed, and water and impurities at the bottom of the steady flow tank 1 are sucked into the cavity between the partition 903 and the piston a904 for temporary storage.
In the ordinary water use period and the night water use period, the water pressure of the municipal water supply network is a high value, the water supply amount of the municipal water supply network is larger than the water consumption amount of a high building, water can be supplied to the steady flow tank 1, the water level in the steady flow tank 1 rises, and the floating ball a907, the sliding pipe 906 and the piston a904 rise synchronously along with the water level in the steady flow tank 1.
When the piston a904 ascends, the piston a904 presses the cavity between the piston a904 and the partition 903, and the cavity on the lower side of the piston a904 forms negative pressure, at this time, the one-way flow mechanism a on the partition 903 is in the state: the limiting block a913, the sliding rod a911 and the cover a912 are all located at the highest limit position, and the cover a912 blocks the first fluid hole 916 on the partition 903. The one-way flow mechanism b state on piston a904 is: the limiting block b919, the sliding rod b917 and the cover b918 are all located at the lowest limit position, and the second fluid hole 922 of the piston a904 enables the upper cavity and the lower cavity of the piston a904 to be communicated, as shown in fig. 6. The water and impurities temporarily stored in the cavity between the partition 903 and the piston a904 are conveyed to the cavity on the lower side of the piston a904, namely the cavity where the sewage collecting tank 902 is located, through the second fluid hole 922.
With this circulation, along with the change of the time spent daily, floater a907 in stationary flow jar 1 only needs to take place the fluctuation, just can inhale the water that has impurity in the surge tank 2 to the dirty jar 902 that collects to send the water after will filtering back to in the dirty jar 902 that collects, play the effect of purifying dirty jar 902 quality of water.
When impurities in the sewage collection tank 902 are removed, only the sewage collection tank 902 needs to be dismounted, at the moment, water in the flow stabilization tank 1 flows out from the first fluid hole 916 and the second fluid hole 922, the floating ball a907, the sliding pipe 906 and the piston a904 are driven to descend by descending of the water level in the flow stabilization tank 1 until the sealing cover b918 at the bottom of the piston a904 and the piston a904 are abutted by the retaining ring 905, at the moment, the sealing cover b918 on the piston a904 blocks the second fluid hole 922 on the piston a904, and the water in the flow stabilization tank 1 stops flowing out. And the retaining in stationary flow jar 1 can supply people normal life to use this moment, waits to clear up dirty jar 902 of collection, and the dress back can.
An air inlet 202 and an air outlet 203 are formed on the pipe wall of the surge tank 2, as shown in fig. 7 to 11, an air supply pipe 10 is transversely arranged in the surge tank 2, one end of the air supply pipe 10 is in butt joint with the air inlet 202, and the other end is in butt joint with the air outlet 203; the air supply pipe 10 is provided with a ball float valve 11, and when the ball float valve 11 is in a closed state, the ball float valve 11 cuts off the inner pipe cavity of the air supply pipe 10; when the float valve 11 is in an open state, the inner tube cavities of the air supply pipes 10 on the two sides of the float valve 11 are communicated. The float valve 11 comprises a float ball b1101, and when the float ball b1101 of the float valve 11 is at the highest limit position, the float valve 11 is in a closed state; when the float ball b1101 of the float valve 11 is at the lowest limit position, the float valve 11 is in an open state. Namely, when the air in the pressure stabilizing tank 2 is insufficient and the water level rises, the float valve 11 is in a closed state; when the air in the pressure stabilizing tank 2 is sufficient and the water level drops, the float valve 11 is in an open state.
A branch pipe 12 is arranged on the air supply pipe 10 between the ball float valve 11 and the air inlet 202, one end of the branch pipe 12 is connected and communicated with the air supply pipe 10, the other end of the branch pipe 12 is communicated with the inner cavity of the pressure stabilizing tank 2, a second one-way valve 13 is arranged in the branch pipe 12, and the direction of the second one-way valve 13 can be from the air supply pipe 10 to the inner cavity of the pressure stabilizing tank 2.
The vacuum suppressor 6 includes a main housing 601, a float ball c602, a lip seal 603, a piston b604, a boom 605, and a boom support 606, as shown in fig. 12.
The main casing body 601 is tubular, an upper sealing plate 607 is arranged on the upper portion of an inner cavity of the main casing body 601, the lower end of the main casing body 601 is in butt joint with the exhaust pipe 103, a lip-shaped sealing ring 603 is coaxially arranged at the lower opening of the main casing body 601, a piston b604 is arranged on the upper side of the lip-shaped sealing ring 603, the piston b604 is in sliding sealing fit with the inner wall of the main casing body 601, a floating ball c602 is arranged on the lower side of the lip-shaped sealing ring 603, the floating ball c602 is fixedly connected with the piston b604 through a hanging rod 605, the hanging rod 605 penetrates through an inner hole of the lip-shaped sealing ring 603, and a hanging rod supporting seat 606 for positioning the hanging rod 605 is arranged on the inner wall of the main casing body 601. The float ball c602 rises to abut against the lower side of the lip seal 603 and achieve sealing.
A spring c15 is arranged in the main housing 601, the spring c15 is positioned between the upper sealing plate 607 and the piston b604, and the spring c15 is used for promoting the downward movement of the piston b604 and the floating ball c602 when the water level in the flow stabilizing tank 1 drops.
An overflowing hole 608 is formed in the side wall of the main housing 601 between the piston b604 and the lip seal 603, and the overflowing hole 608 is used for balancing the air pressure inside and outside the surge tank 2 to prevent negative pressure.
An air suction hole is formed in the side wall of the main shell 601 located on the upper side of the piston b604, a third one-way valve 609 is arranged in the air suction hole, and the passing direction of the third one-way valve 609 is from the outer side of the main shell 601 to the inner cavity of the main shell 601.
The upper sealing plate 607 is provided with an inflation hole 610, and the outside of the inflation hole 610 is connected with the air inlet 202 of the surge tank 2 through the air pipe 14.
An outer shell 611 is coaxially arranged outside a main shell 601 of the vacuum suppressor 6, the outer shell 611 is tubular, the top of the outer shell 611 is folded inwards and extends to form a flange 612, the flange 612 is fixed with the outer wall of the main shell 601, an air flow gap is left between the outer shell 611 and the main shell 601, the lower end of the outer shell 611 is open, and the outer shell 611 is located outside an overflowing hole 608 of the main shell 601. A filter screen 613 is arranged between the lower part of the outer shell 611 and the outer wall of the main shell 601, and the overflowing hole 608 is positioned between the flange 612 and the filter screen 613.
In the peak water using period, the water pressure in the municipal water supply network is a low value, the water supply amount of the municipal water supply network cannot meet the water consumption of a high building, the water storage in the flow stabilizing tank 1 is needed to be supplemented, the water level in the flow stabilizing tank 1 is reduced, the floating ball c602 and the piston b604 move downwards, and the inner cavity of the main shell 601, which is positioned on the upper side of the piston b604, is internally supplemented with air through the third one-way valve 609.
In the ordinary water use period and the night water use period, the water pressure of the municipal water supply network is a high value, the water supply amount of the municipal water supply network is larger than the water consumption amount of a high building, water can be supplied to the steady flow tank 1, the water level in the steady flow tank 1 rises, the floating ball c602 rises along with the water level in the steady flow tank 1, the floating ball c602 drives the piston b604 to move upwards, the piston b604 moves upwards to extrude the inner cavity of the main shell 601 positioned at the upper side of the piston b604, the inner cavity of the main shell 601 positioned at the upper side of the piston b604 is reduced to generate compressed air, the compressed air is discharged from the inflating hole 610 and then is conveyed to the air supply pipe 10 in the steady flow tank 2 through the air pipe 14.
Therefore, as the water consumption changes in the daily unused time period, the floating ball c602 in the flow stabilization tank 1 can convey the compressed gas into the air supply pipe 10 in the surge tank 2 as long as the floating ball rises and floats.
In the pressure stabilizing tank 2, when the air in the pressure stabilizing tank 2 is sufficient, the water level in the pressure stabilizing tank 2 is low, the floating ball b1101 of the floating ball valve 11 is at a low position, the floating ball valve 11 is in an open state, the inner pipe cavities of the air supply pipes 10 at two sides of the floating ball valve 11 are communicated, and the compressed air conveyed by the flow stabilizing tank 1 is input from the air inlet 202 and output from the air outlet 203.
When the air in the pressure stabilizing tank 2 is reduced due to leakage and dissolution in water, the water level in the pressure stabilizing tank 2 rises, the floating ball b1101 of the floating ball valve 11 slowly floats until the floating ball valve 11 is in a closed state, at the moment, the floating ball valve 11 cuts off the inner pipe cavity of the air supply pipe 10, the compressed air conveyed by the flow stabilizing tank 1 is input from the air inlet 202 and output into the pressure stabilizing tank 2 from the second one-way valve 13 in the branch pipe 12, and air is supplied into the pressure stabilizing tank 2. In the process of air supplement in the pressure stabilizing tank 2, the water level in the pressure stabilizing tank 2 is reduced, and the floating ball b1101 of the floating ball valve 11 moves downwards along with the water level until the floating ball valve 11 is in an open state, so that circulation is performed.
Claims (8)
1. A non-negative pressure water supply device comprises a steady flow tank (1), a steady pressure tank (2), a water discharge pipe (3), an output pipe (4) and a water pump (5), wherein the steady flow tank (1) is provided with a water inlet pipe (101), a water outlet pipe (102), an exhaust pipe (103) and a sewage discharge device (9), the water inlet pipe (101) is connected with a municipal water supply pipeline (16), the water outlet pipe (102) is connected with the water discharge pipe (3), and the exhaust pipe (103) is provided with a vacuum suppressor (6); the drainage pipe (3) is communicated with the output pipe (4) through a connecting pipe a (7) and a connecting pipe b (8), one end of the connecting pipe a (7) is communicated with the drainage pipe (3), and the other end of the connecting pipe a (7) is communicated with the output pipe (4); one end of a connecting pipe b (8) is communicated with the drain pipe (3), the other end of the connecting pipe b (8) is communicated with the output pipe (4), and a water pump (5) is arranged on the connecting pipe b (8); a voltage stabilizing tube (201) is arranged on the voltage stabilizing tank (2), one end of the voltage stabilizing tube (201) is communicated with the voltage stabilizing tank (2), and the other end of the voltage stabilizing tube (201) is connected and communicated with the output tube (4); the output pipe (4) is connected with a user using pipeline (17); the method is characterized in that:
the sewage discharging device (9) comprises a sewage discharging pipe (901), a sewage collecting tank (902), a partition plate (903), a piston a (904), a baffle ring (905), a sliding pipe (906) and a floating ball a (907), wherein the upper end of the sewage discharging pipe (901) is connected with the bottom of the flow stabilizing tank (1), the lower end of the sewage discharging pipe (901) is connected with the upper opening of the sewage collecting tank (902), the partition plate (903), the piston a (904) and the baffle ring (905) are sequentially arranged in the sewage discharging pipe (901) from top to bottom, the partition plate (903) is transversely arranged in the sewage discharging pipe (901) and is fixed with the inner wall of the sewage discharging pipe (901) in a sealing manner, the piston a (904) is in sliding sealing fit with the inner wall of the sewage discharging pipe (901), the baffle ring (905) is transversely arranged in the sewage discharging pipe (901) and is fixed with the inner wall of the sewage discharging pipe (901), and the middle of the baffle ring (905) is provided with a through middle hole;
the floating ball a (907) is positioned in the flow stabilization tank (1), the floating ball a (907) is connected with the piston a (904) through a sliding pipe (906), a connecting rod through hole is formed in the partition plate (903), the sliding pipe (906) penetrates through the connecting rod through hole in the partition plate (903) and is in sliding sealing fit with the connecting rod through hole, the upper end of the sliding pipe (906) is fixed with the bottom of the floating ball a (907), the lower end of the sliding pipe (906) is fixed with the piston a (904), and a pipe cavity of the sliding pipe (906) is communicated with a cavity on the lower side of the piston a (904); a filter block (908) and a first one-way valve (909) are arranged in a lower-end pipe orifice of the sliding pipe (906), the first one-way valve (909) is positioned on the upper side of the filter block (908), the passing direction of the first one-way valve (909) is from bottom to top, the filter block (908) is used for isolating impurities, a plurality of backflow holes (910) are formed in the pipe wall of the sliding pipe (906), and the backflow holes (910) are positioned on the upper side of the partition plate (903);
the partition plate (903) is provided with a plurality of one-way flow mechanisms a, each one-way flow mechanism a comprises a sliding rod a (911), a sealing cover a (912), a limiting block a (913) and a spring a (914), the partition plate (903) is provided with a first guide hole (915) which is communicated up and down, the sliding rod a (911) penetrates through the first guide hole (915) and is in sliding connection with the first guide hole (915), and the partition plate (903) is provided with a plurality of first fluid holes (916) which are communicated up and down around the first guide hole (915); the limiting block a (913) is fixed with the upper end of the sliding rod a (911), the sliding rod a (911) is sleeved with a spring a (914), the spring a (914) is located between the limiting block a (913) and the partition plate (903), the sealing cover a (912) is fixed with the lower end of the sliding rod a (911), and the sealing cover a (912) is used for sealing the first fluid hole (916) around the corresponding first guide hole (915);
a plurality of one-way flow mechanisms b are arranged on the piston a (904), each one-way flow mechanism b comprises a sliding rod b (917), a sealing cover b (918), a limiting block b (919) and a spring b (920), a second guide hole (921) which is through up and down is formed in the piston a (904), the sliding rod b (917) penetrates through the second guide hole (921) and is in sliding connection with the second guide hole (921), and a plurality of second fluid holes (922) which are through up and down are formed in the piston a (904) in a mode of surrounding the second guide hole (921); the limiting block b (919) is fixed to the upper end of the sliding rod b (917), the sliding rod b (917) is sleeved with a spring b (920), the spring b (920) is located between the limiting block b (919) and the piston a (904), the sealing cover b (918) is fixed to the lower end of the sliding rod b (917), and the sealing cover b (918) is used for sealing the second fluid holes (922) around the corresponding second guide holes (921).
2. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: the sewage discharge pipe (901) is divided into a sewage collection section (901 a) and a conveying section (901 b) from top to bottom, the upper end of the sewage collection section (901 a) is connected with the bottom of the steady flow tank (1), the lower end of the sewage collection section (901 a) is in butt joint with the upper end of the conveying section (901 b), the sewage collection section (901 a) is funnel-shaped, the inner diameter of the sewage collection section (901 a) is gradually reduced from top to bottom, the conveying section (901 b) is a circular pipe with the same inner diameter, the partition plate (903), the piston a (904) and the baffle ring (905) are all located in the conveying section (901 b), and the upper opening of the sewage collection tank (902) is fixed with the lower end of the sewage collection section (901 a).
3. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: and a negative weight is arranged on the piston a (904).
4. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: the lower end of the sewage discharge pipe (901) is connected with the upper opening of the sewage collection tank (902) through a thread structure.
5. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: the top of the partition plate (903) is provided with a limiting block accommodating groove for accommodating a limiting block a (913) and a spring a (914), and the top of the piston a (904) is provided with a limiting block accommodating groove for accommodating a limiting block b (919) and a spring b (920).
6. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: the bottom of the partition plate (903) is provided with a seal cover accommodating groove for accommodating a seal cover a (912), and the bottom of the piston a (904) is provided with a seal cover accommodating groove for accommodating a seal cover b (918).
7. The non-negative pressure water supply apparatus as claimed in claim 1, wherein: an air inlet (202) and an air outlet (203) are formed in the pipe wall of the pressure stabilizing tank (2), an air supplementing pipe (10) is transversely arranged in the pressure stabilizing tank (2), one end of the air supplementing pipe (10) is in butt joint with the air inlet (202), and the other end of the air supplementing pipe is in butt joint with the air outlet (203); a float valve (11) is arranged on the air supplementing pipe (10), the float valve (11) comprises a float ball b (1101), and when the float ball b (1101) of the float valve (11) is positioned at the highest limit position, the float valve (11) is in a closed state; when a floating ball b (1101) of the floating ball valve (11) is at the lowest limit position, the floating ball valve (11) is in an open state;
a branch pipe (12) is arranged on the air supply pipe (10) between the ball float valve (11) and the air inlet (202), one end of the branch pipe (12) is connected and communicated with the air supply pipe (10), the other end of the branch pipe is communicated with the inner cavity of the pressure stabilizing tank (2), a second one-way valve (13) is arranged in the branch pipe (12), and the passing direction of the second one-way valve (13) is from the air supply pipe (10) to the inner cavity of the pressure stabilizing tank (2);
the vacuum suppressor (6) comprises a main shell (601), a floating ball c (602), a lip-shaped sealing ring (603), a piston b (604), a suspender (605) and a suspender supporting seat (606), the main shell (601) is tubular, an upper sealing plate (607) is arranged at the upper part of an inner cavity of the main shell (601), the lower end of the main shell (601) is butted with the exhaust pipe (103), a lip-shaped sealing ring (603) is coaxially arranged at the lower opening of the main shell (601), a piston b (604) is arranged on the upper side of the lip-shaped sealing ring (603), the piston b (604) is in sliding sealing fit with the inner wall of the main shell (601), a floating ball c (602) is arranged on the lower side of the lip-shaped sealing ring (603), the floating ball c (602) and the piston b (604) are fixedly connected through a hanging rod (605), the hanging rod (605) penetrates through an inner hole of the lip-shaped sealing ring (603), and a hanging rod supporting seat (606) for positioning the hanging rod (605) is arranged on the inner wall of the main shell (601);
an overflowing hole (608) is formed in the side wall of the main shell (601) between the piston b (604) and the lip-shaped sealing ring (603);
an air suction hole is formed in the side wall of the main shell (601) located on the upper side of the piston b (604), a third one-way valve (609) is arranged in the air suction hole, and the passing direction of the third one-way valve (609) is from the outer side of the main shell (601) to the inner cavity of the main shell (601);
an inflation hole (610) is formed in the upper sealing plate (607), and the outer side of the inflation hole (610) is connected with an air inlet (202) of the surge tank (2) through an air pipe (14).
8. The non-negative pressure water supply apparatus as claimed in claim 7, wherein: a spring c (15) is arranged in the main shell (601), and the spring c (15) is positioned between the upper sealing plate (607) and the piston b (604).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010993487.3A CN112049194B (en) | 2020-09-21 | 2020-09-21 | Non-negative pressure water supply equipment |
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| CN202010993487.3A CN112049194B (en) | 2020-09-21 | 2020-09-21 | Non-negative pressure water supply equipment |
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| CN112049194B true CN112049194B (en) | 2021-09-28 |
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| CN112793718A (en) * | 2021-01-29 | 2021-05-14 | 孙团 | Pressure balance type underwater toilet pollution discharge device |
| CN113371869B (en) * | 2021-05-19 | 2022-12-09 | 攀枝花市海峰鑫化工有限公司 | Sulfuric acid process titanium dioxide wastewater treatment system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2668709Y (en) * | 2003-12-18 | 2005-01-05 | 牟宗华 | Pressure-relieve water-complementing full-automatic constant-pressure water-feeding device for use in peak-hour of water use |
| KR20100067917A (en) * | 2008-12-12 | 2010-06-22 | 경남정보대학산학협력단 | Apparatus for wireless automation water level control |
| CN201801920U (en) * | 2010-09-27 | 2011-04-20 | 上海连成（集团）有限公司 | Fully closed pipe network pressure-superposed water supply apparatus |
| CN203066165U (en) * | 2013-01-11 | 2013-07-17 | 富阳博进机械制造有限公司 | Non-negative pressure steady flow tank |
| CN205046634U (en) * | 2015-10-15 | 2016-02-24 | 上海艺迈实业有限公司 | Pot -type does not have negative pressure steady voltage regulation water supply equipment |
| CN206205056U (en) * | 2016-11-25 | 2017-05-31 | 上海连成（集团）有限公司 | A kind of non-negative pressure water service system |
| CN209053155U (en) * | 2018-10-26 | 2019-07-02 | 重庆金越水务有限公司 | Non-negative pressure water service system |
| CN109881740B (en) * | 2019-04-08 | 2023-06-20 | 刘和兵 | Combined self-cleaning water supply device with negative pressure intelligent control compensation function |
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Effective date of registration: 20210910 Address after: No. 305, Xiongzhou East Road, Xiongzhou town, Liuhe District, Nanjing, Jiangsu 210000 Applicant after: LANSHEN GROUP Co.,Ltd. Applicant after: Nanjing bodeli smart water Co.,Ltd. Address before: 311835 Zhujiawu 93, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Applicant before: Wang Linqian |
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