CN116591257A - Municipal pipe network secondary water supply equipment - Google Patents
Municipal pipe network secondary water supply equipment Download PDFInfo
- Publication number
- CN116591257A CN116591257A CN202310680110.6A CN202310680110A CN116591257A CN 116591257 A CN116591257 A CN 116591257A CN 202310680110 A CN202310680110 A CN 202310680110A CN 116591257 A CN116591257 A CN 116591257A
- Authority
- CN
- China
- Prior art keywords
- piston
- water supply
- primary
- level
- pistons
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 230000000694 effects Effects 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention relates to the technical field of secondary water supply equipment and discloses municipal pipe network secondary water supply equipment, which comprises an air pressure tank, wherein support plates are fixedly arranged on two sides of the inside of the air pressure tank, support sliding rods are fixedly arranged on one side of each support plate, two sides of each air pressure tank are connected with flexible pipes, the middle parts of two sides of each air pressure tank are fixedly connected with air inlet pipes, the air inlet pipes penetrate through the support plates and are connected with primary pistons, the upper surfaces and the lower surfaces of the primary pistons are fixedly connected with buckles, clamping grooves of the secondary pistons are fixedly connected with primary springs, the tops and the bottoms of the secondary pistons are respectively fixedly connected with buckles, the clamping grooves of the tertiary pistons are fixedly connected with the secondary springs, the multistage pistons are clamped with the clamping grooves through the buckles, base plates are fixedly arranged on the side surfaces of the primary pistons, conductive contact plates are respectively arranged on the side surfaces of the base plates, and pressure sensors are fixedly arranged on the side surfaces of the primary pistons. This municipal pipe network secondary water supply equipment possesses clean gas, avoids secondary pollution, and the stable advantage of pressurization has solved the little pressure of atmospheric pressure jar body and has not enough, the jar body crowds the problem in space greatly.
Description
Technical Field
The invention relates to the technical field of secondary water supply equipment, in particular to municipal pipe network secondary water supply equipment.
Background
The secondary water supply is a form that a unit or an individual stores and pressurizes urban public water supply or self-built facility water supply and supplies the water to users or self-use through a pipeline, so that the secondary water supply is the only selection mode of high-rise water supply. However, the pressurization equipment of the existing secondary water supply equipment directly utilizes air for pressurization, the air is in direct contact with a water source, secondary pollution is easy to cause, pressurization is easy to be untimely during the water use peak period, and negative pressure is generated on a municipal pipe network.
Disclosure of Invention
Aiming at the defects of the prior secondary water supply equipment in the use process, the invention provides the municipal pipe network secondary water supply equipment which has the advantages of air cleaning and pressurization stability, and solves the problems in the prior art.
The invention provides the following technical scheme: the utility model provides a municipal pipe network secondary water supply equipment, including the stationary flow jar, stationary flow jar top fixed connection negative pressure inhibitor, the top fixed connection pneumatic tank of negative pressure inhibitor, pneumatic tank's inner chamber left and right sides fixed mounting backup pad, two backup pads bilateral symmetry arrangement, the through-hole has been seted up to the backup pad, pneumatic tank both sides middle part fixed connection intake pipe, the clean gas of intake pipe intercommunication process purification, the one end of intake pipe stretches into in the pneumatic tank and fixedly cup joints in the backup pad, the one end activity of intake pipe has cup jointed the one-level piston, the surface fixed connection buckle of one-level piston, the outside activity of one-level piston has cup jointed the second piston, annular draw-in groove has been seted up to the inner wall of second piston, the outside buckle of one-level piston is located the inside annular draw-in groove of seting up of second piston, the outside activity of second piston has cup jointed tertiary piston, tertiary piston's configuration and the inside annular draw-in groove of second piston are the same, establish the second spring in the inside annular draw-in groove of tertiary piston, tertiary piston activity cup joints in pneumatic tank, one side of second piston and tertiary piston has all movably cup jointed support slide bar, support one side fixedly connected with the backup pad.
Preferably, the spring rate of the primary spring is different from that of the secondary spring, and the spring rate of the secondary spring is larger than that of the primary spring.
Preferably, the effective pressure areas of the primary piston, the secondary piston and the tertiary piston are equal.
Preferably, the hose is communicated with the booster pump through a three-way electromagnetic valve, one end of the three-way electromagnetic valve is communicated with the hose, one end of the three-way electromagnetic valve is communicated with an air outlet of the booster pump, one end of the three-way electromagnetic valve is communicated with the outside atmosphere, a base plate is fixedly arranged on the side face of the primary piston, conductive contact pieces are respectively arranged on the side faces of the base plate, and when the conductive contact pieces on two sides are contacted, the booster pump and the three-way electromagnetic valve which are communicated with each other, and a pressure sensor is fixedly arranged on the side face of the primary piston.
The invention has the following beneficial effects:
1. according to the invention, clean gas is injected into the air pressure tank through the air inlet pipe, so that the clean gas does not flow with external gas, secondary pollution is avoided, and cleaning is ensured.
2. According to the invention, the multistage piston consisting of the primary piston, the secondary piston and the tertiary piston generates small thrust when the negative pressure is low, and the primary piston moves to drive the secondary piston and the tertiary piston to move, so that the supercharging is realized. And the spring elastic coefficients of the springs connected between the pistons are different, so that the horizontal displacement of the first-stage to third-stage pistons is reduced in sequence under the same pressure, and the pressure regulating sensitivity of the equipment is improved.
3. According to the invention, the pressure sensor monitors the pressure born by the piston, the base plate on the side surface of the primary piston collides with the conductive contact piece on the connecting base plate to control the power supply communication of the booster pump, when the pressure detected by the pressure sensor exceeds the threshold value set by the pressure sensor, the booster pump is controlled to be started by the PLC, the pressure regulating function is realized based on the three-stage piston setting, the pressure regulating volume of the air pressure tank can be effectively reduced, and the problems that the air pressure tank occupies too large space and the air pressure tank is too small to realize pressure regulation are avoided.
Drawings
FIG. 1 is a schematic diagram of the internal semi-section structure of an air pressure tank according to the invention;
FIG. 2 is a schematic diagram of the three-stage piston negative pressure operating state of the present invention;
fig. 3 is a schematic view showing an external structure of the pneumatic tank of the present invention mounted on a conventional secondary water supply apparatus.
In the figure: 1. a steady flow tank; 2. a negative pressure suppressor; 3. an air pressure tank; 4. a support plate; 5. supporting a slide bar; 6. a hose; 7. an air inlet pipe; 8. a three-stage piston; 9. a secondary piston; 10. a primary piston; 11. a buckle; 12. a secondary spring; 13. a primary spring; 14. a backing plate; 15. a conductive contact; 16. a pressure sensor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, a municipal pipe network secondary water supply device comprises a steady flow tank 1, wherein the top of the steady flow tank 1 is fixedly connected with a negative pressure inhibitor 2, the top of the negative pressure inhibitor 2 is fixedly provided with an air pressure tank 3, the left side and the right side of an inner cavity of the air pressure tank 3 are fixedly provided with support plates 4, the two support plates 4 are symmetrically arranged left and right, the support plates 4 are provided with through holes so as to ensure the air pressure communication of the two sides of the support plates, the support plates are only provided with support slide bars 5 at one side of the support plates 4, the support slide bars 5 are provided with a plurality of support slide bars 5, the plurality of support slide bars 5 are annularly arranged at one side of the support plates 4, the support slide bars 5 on the same annular line are in a group, two groups are respectively arranged on line changing with different diameters, and the support slide bars 5 are used for ensuring the stable sliding of pistons. The hose 6 has all been fixedly cup jointed on the left and right sides of pneumatic tank 3, hose 6 external connection booster pump, pneumatic tank 3 both sides middle part fixed connection intake pipe 7, it is airtight under the right state of intake pipe 7's inlet end, the one end of intake pipe 7 stretches into pneumatic tank 3 and fixedly cup joints on backup pad 4, one end activity of intake pipe 7 has cup jointed one-level piston 10, the surface fixed connection buckle 11 of one-level piston 10, buckle 11 is equipped with two and upper and lower symmetrical arrangement, the outside activity of one-level piston 10 has cup jointed second-level piston 9, annular clamping groove has been seted up to the inner wall of second-level piston 9, the outside buckle 11 of one-level piston 10 is located the annular clamping groove of seting up inside second-level piston 9, the annular clamping groove inner bottom fixed connection of second-level piston 9 has one-level spring 13, the one end contact buckle 11 of one-level spring 13, the outside activity of second-level piston 9 has cup jointed tertiary piston 8, the configuration of tertiary piston 8 is the same as the configuration of second-level piston 9, establish second-level spring 12 in the annular clamping groove of tertiary piston 8 activity cup joints in pneumatic tank 3, one-level spring 13 and second-level spring 12's outside spring 12's elasticity coefficient is different, second-level spring 12 and second-level spring 12 elasticity coefficient is greater than the corresponding spring 12 of second-level spring 13 and the sliding seal line between the sliding between each one-level piston 8 and each sliding seal rod is used for the sliding respectively.
The effective pressure areas of the primary piston 10, the secondary piston 9 and the tertiary piston 8 are equal. The effective sectional areas of the three pistons are equal, and the effective acting area is the acting area of the gas pressure.
The hose 6 is communicated with the booster pump through a three-way electromagnetic valve, the hose 6 is freely communicated with the external atmosphere in the equipment standby state, the three-way valve is switched on the booster pump in the negative pressure starting stage, the external atmosphere passage is closed, and the booster pump starts to pump air to the air pressure tank 3 for boosting.
The side face of the primary piston 10 is fixedly provided with a backing plate 14, the side face of the backing plate 14 is respectively provided with a conductive contact piece 15, when the conductive contact pieces 15 on two sides are contacted, a booster pump and a three-way electromagnetic valve communicated with the hose 6 are conducted, and the side face of the primary piston 10 is fixedly provided with a pressure sensor 16. The design of the backing plate 14 can ensure that when the primary pistons 10 at the two ends are contacted, a space which can be compressed is still reserved between the tertiary piston 8 and the secondary piston 9 for the inflation and pressure regulation of the booster pump. The pressure parameter measured by the pressure sensor 16 is fed back to the equipment PLC controller, and the pressure pump is started to work according to the pressure setting threshold value so as to compensate the pressure.
The application method (working principle) of the invention is as follows:
the purified clean gas is injected into the air pressure tank 3 through the air inlet pipe 7, the clean gas does not flow with external gas, the gas is guaranteed to be clean, when the water quantity of the steady flow tank 1 is reduced, the generated negative pressure enables the air pressure tank 3 to be subjected to negative pressure effect through the negative pressure inhibitor 2, the multistage piston is pushed to horizontally displace, the multistage piston extrudes a first-stage spring 13 connected with a second-stage piston 9 through a buckle 11 fixedly connected with the first-stage piston 10, the second-stage piston 9 is driven to displace, a second-stage spring 12 connected with a third-stage piston 8 is extruded through a buckle 11 fixedly connected with the second-stage piston 9, the third-stage piston 8 is driven to displace, and the displacement amount from the first-stage piston 10 to the third-stage piston 8 is sequentially reduced due to the fact that the elastic coefficient of the second-stage spring 12 is larger than that of the first-stage spring 13, and the movement relative balance of the pistons is guaranteed when the negative pressure is smaller.
When the water flow in the steady flow tank 1 is greatly reduced, the negative pressure received in the air pressure tank 3 is increased to push the first-stage piston 10 to displace, and finally the backing plates 14 at the two sides are in contact with conduction, but a movable space is reserved between the buckle 11, the first-stage spring 13 and the second-stage spring 12, and the second-stage piston 9 and the third-stage piston 8 corresponding to the left side and the right side, at the moment, the booster pump connected with the hose 6 is in intervention operation, and when the pressure value measured by the pressure sensor 16 exceeds a set pressure threshold value, the booster pump is controlled to be started through the PLC to pump pressure gas into the air pressure tank 3 to push the second-stage piston 9 and the third-stage piston 8 to horizontally displace, so that the booster balance is realized.
When the water flow of the steady flow tank 1 is increased, pressurization is generated, gas enters the air pressure tank 3 through the negative pressure inhibitor 2, and the space in the air pressure tank 3 is extruded, so that the multistage piston is retracted, and the air pressure is ensured to be stable.
Claims (4)
1. The utility model provides a municipal pipe network secondary water supply equipment, includes stationary flow jar (1), stationary flow jar (1) top fixed connection negative pressure inhibitor (2), its characterized in that: the top fixed connection pneumatic cylinder (3) of negative pressure suppressor (2), the inner chamber left and right sides fixed mounting backup pad (4) of pneumatic cylinder (3), two backup pad (4) bilateral symmetry arranges, the through-hole has been seted up to backup pad (4), pneumatic cylinder (3) both sides middle part fixed connection intake pipe (7), intake pipe (7) intercommunication is through the clean gas of purification, the one end of intake pipe (7) stretches into pneumatic cylinder (3) and fixedly cup joints on backup pad (4), the one end activity of intake pipe (7) cup joints one-level piston (10), the surface fixed connection buckle (11) of one-level piston (10), the outside activity of one-level piston (10) cup joints second-level piston (9), annular draw-in groove has been seted up to the inner wall of second-level piston (9), buckle (11) outside one-level piston (10) are located the annular draw-in groove inside of seting up of second-level piston (9), the annular draw-in groove inner bottom fixedly connected with one-level spring (13), one-level piston (10) has been cup jointed to one-level piston (11) in the activity, one-level piston (8) outside one-level piston (9) has cup jointed one-level piston (8), the annular clamping groove inside the tertiary piston (8) is internally provided with a secondary spring (12), the tertiary piston (8) is movably sleeved in the air pressure tank (3), one sides of the secondary piston (9) and the tertiary piston (8) are movably sleeved with a support sliding rod (5), and the support sliding rod (5) is fixedly connected to one side of the support plate (4).
2. The municipal pipe network secondary water supply device according to claim 1, wherein: the spring elastic coefficient of the primary spring (13) is different from that of the secondary spring (12), and the elastic coefficient of the secondary spring (12) is larger than that of the primary spring (13).
3. The municipal pipe network secondary water supply device according to claim 1, wherein: the effective pressure areas of the primary piston (10), the secondary piston (9) and the tertiary piston (8) are equal.
4. The municipal pipe network secondary water supply device according to claim 1, wherein: the hose (6) is communicated with the booster pump through the three-way electromagnetic valve, one end of the three-way electromagnetic valve is communicated with the hose (6), one end of the three-way electromagnetic valve is communicated with the air outlet of the booster pump, one end of the three-way electromagnetic valve is communicated with the outside atmosphere, a base plate (14) is fixedly arranged on the side face of the primary piston (10), conductive contact pieces (15) are respectively arranged on the side face of the base plate (14), when the conductive contact pieces (15) on two sides are contacted, the booster pump and the three-way electromagnetic valve which are communicated with the hose (6) are conducted, and a pressure sensor (16) is fixedly arranged on the side face of the primary piston (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310680110.6A CN116591257A (en) | 2023-06-09 | 2023-06-09 | Municipal pipe network secondary water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310680110.6A CN116591257A (en) | 2023-06-09 | 2023-06-09 | Municipal pipe network secondary water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116591257A true CN116591257A (en) | 2023-08-15 |
Family
ID=87589904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310680110.6A Withdrawn CN116591257A (en) | 2023-06-09 | 2023-06-09 | Municipal pipe network secondary water supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116591257A (en) |
-
2023
- 2023-06-09 CN CN202310680110.6A patent/CN116591257A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230815 |