Novel water tank water intake pipeline system
Technical field:
The utility model relates to a kind of water tank class secondary water supply system, particularly relates to a kind of novel water tank water intake pipeline system.
Background technology:
Along with the aggravation of contradictions between quickening of urban construction paces and the urban land anxiety, civilian and number of plies public building is constantly increased, the user has had specific demand to the service pressure of tap water pipe network, and certain customers surpass the service pressure of city public water supply pipe network to the specific demand of hydraulic pressure.According to the service pressure standard of country about city public water supply pipe network, the public pipe network water pressure service mark in city embarrasses 0.14MPa.When the user surpasses the service pressure standard of urban pipe network to the requirement of hydraulic pressure, need set up the secondary water-supply facility.Along with the increase with the number of plies of increasing of building quantity, the quantity of secondary water-supply facility is more and more.
At present, common second pressure water supply pattern generally has following four types in China's water-supply systems:
1, water source → water storage facility (water tank or pond) → water pump → high level cistern → user;
2, water source → water storage facility (water tank or pond) → variable frequency pump → user;
3, water source → steady flow compensator (current stabilization jar) → variable frequency pump → user;
4, water source → steady flow compensator and water tank associating → variable frequency pump → user.
Wherein the 3rd kind of pressurization way of supplying water exists the ability of regulating and storing too small, the problem that service condition is relatively stricter, use in actual applications less, use more be the 1st, 2,4 kind of way of supplying water, all have water tank in these three kinds of way of supplying water.
The water inlet caliber that the design and installation of traditional secondary water tank are adopted mostly is between DN80~DN150, the hydraulic water level control valves that adopt are controlled water inlet more, referring to Fig. 1, the shortcoming of this water intake mode is exactly: because the setting of water tank water intake caliber is bigger, when water tank water intake, ductwork pressure reduces near can causing this water inlet pipe, influences peripheral city planting ductwork direct-furnish user's the water yield and hydraulic pressure, even anhydrous available.On the other hand, adopt the hydraulic water level control valve water inlet,, cause very big property loss in case the ball float Control Failure then can cause water tank to be intake and cause the waste of water, even flood pump house always.
The utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of and can prevent the low phenomenon of municipal direct-furnish user hydraulic pressure, the novel water tank water intake pipeline system that can utilize again that liquid level sensor prevents that water into floods too much that the pump house phenomenon takes place.
The technical solution of the utility model is: a kind of novel water tank water intake pipeline system, contain city planting ductwork water inlet pipe and inlet valve, described city planting ductwork water inlet pipe is divided into two branch roads after by described inlet valve, a branch road is that into water is responsible for, another branch road is that into water is assisted pipe, and described water inlet is responsible for by electrically operated valve and hydraulic water level control valve and is entered water tank from the water tank middle part; The auxilliary pipe of described water inlet enters described water tank by electromagnetic valve and another hydraulic water level control valve from described tank top; Pressure sensor, automatic air valve and with all be connected with ball valve that the auxilliary pipe of described water inlet is connected with the city planting ductwork water inlet pipe, in the described water tank liquid level sensor is installed; Described electrically operated valve, described electromagnetic valve, described liquid level sensor and described pressure sensor all link to each other with controller; The caliber that described water inlet is responsible for is greater than the caliber of the auxilliary pipe of water inlet.
Described water inlet is bent downwardly after being responsible for and entering described water tank, is bent downwardly after the auxilliary pipe of described water inlet enters described water tank.The bottom tube wall that described water inlet in the described water tank is responsible for is provided with permeable hole, and its lower end mouth of pipe is provided with the blind plate plug.Described pressure sensor and described automatic air valve are installed in the peak place of described city planting ductwork water inlet pipe.
The beneficial effects of the utility model are:
1. the utility model is when the city planting ductwork water supply capacity is sufficient, adopt water inlet to be responsible for water inlet, when the city planting ductwork water supply capacity is not enough, close the motor operated valve that water into is responsible for, open the electromagnetic valve on the auxilliary pipe of water into simultaneously, adopt tubule directly to intake, this water intake mode can be avoided secondary water-supply periphery city planting ductwork direct-furnish user's the usefulness water pressure and the water yield effectively, can also set simultaneously the flooding time of water tank by liquid level sensor, make the interior water of water tank obtain circulation, guarantee water supply quality.
2. the utility model has been avoided water tank a large amount of the water inlet to the destruction of impacting property of float valve of moment in traditional water intake mode; Because liquid level sensing device is set in water tank, be responsible for and the auxilliary pipe of water inlet is installed electrically operated valve and electromagnetic valve respectively in water inlet, can effectively avoid the malfunctioning water tank that causes of float valve to intake always, avoid water waste, avoid producing other property loss.
3. the utility model is provided with automatic air valve, can guarantee that water can not produce refluence in the water tank, uses very convenient.
4. the utility model water inlet is responsible for and is entered behind the water tank curvedly downwards, and its downward bent part branch has floral tube, opens some apertures on the floral tube, the terminal blind plate shutoff that water inlet is responsible for, the impact force when minimizing is intake like this.
5. the utility model electrically operated valve, electromagnetic valve, liquid level sensor and pressure sensor all link to each other with controller, regulate inlet pipeline, flooding time and inflow by controller.
6. the utility model scope of application is wide, is particularly useful for the urban pipe network secondary water-supply, has favorable economic benefit after the popularization.
Description of drawings:
Fig. 1 is the schematic diagram of traditional secondary water tank inlet pipeline system;
Fig. 2 is the utility model inlet pipeline system schematic.
The specific embodiment:
Embodiment: referring to Fig. 2, among the figure, 1---city planting ductwork water inlet pipe, the 2---inlet valve, 3---filter, 4---ball valve, 5---automatic air valve, the 6---person in charge of intaking, the auxilliary pipe of 7---water inlet, the 8---electrically operated valve, 9---electromagnetic valve, 10---hydraulic water level control valve, the 11---floral tube, 12---liquid level sensor, 13---pressure sensor, the 14---controller, the 15---water tank.
City planting ductwork water inlet pipe 1 is divided into two water inlet branch roads after by inlet valve 2 and filter 3, wherein one is the water inlet person in charge 6, water inlet is responsible for 6 and is entered water tank 15 from the middle part by electrically operated valve 8 and hydraulic water level control valve 10, it is curved downwards to enter water tank 15 back pipelines, and its downward bent part branch has floral tube 11, open some apertures on the floral tube 11,6 terminal blind plate plug shutoff is responsible in water inlet; Another is the auxilliary pipe 7 of water inlet, and the auxilliary pipe of water inlet 7 enters water tank 15 by electromagnetic valve 9 and hydraulic water level control valve 10 from the top, and it is curved downwards to enter water tank 15 back pipelines; Pressure sensor 13, automatic air valve 5 and be connected with city planting ductwork 1 with the auxilliary pipe 7 of the water inlet ball valve 4 that was connected, electrically operated valve 8, electromagnetic valve 9, liquid level sensor 12 and pressure sensor 13 all link to each other with controller 14.Water inlet is responsible for 6, part and water tank 15 are stainless steel in the water tank of the auxilliary pipe 7 of water inlet.
Detect the pressure of city planting ductwork by pressure sensor 13, liquid level by liquid level sensor 12 monitoring water tanks 15, numerical value is transferred to controller 14, realizes the adjustment with auxilliary pipe 7 keyings of water inlet the water inlet person in charge 6 by controller 14, and the flooding time of reasonable regulating tank 15.Pressure sensor 13 and automatic air valve 5 are installed in the peak place of city planting ductwork water inlet pipe 1, can guarantee that water tank 15 inlet pipelines can not produce negative pressure, can not pollute city planting ductwork water quality.
It is lower than the auxilliary pipe of water inlet 7 that 6 setting height(from bottom) is responsible in water inlet, and after entering water tank 15, the water inlet person in charge 6 is bent downwardly, can guarantee that so most of water enters from the mid water levels (between the lowest water level and peak level of water tank 15) of water tank 15, avoid the destruction of traditional water intake mode, prolong the application life of valve member impacting property of float valve.
When the city planting ductwork water supply capacity is sufficient, 6 water inlets are responsible in water inlet, when the city planting ductwork water supply capacity is not enough, close water into and be responsible for electrically operated valve 8 on 6, open the electromagnetic valve 9 on the auxilliary pipe 7 of water into simultaneously, adopt tubule directly to intake, this water intake mode can be avoided secondary water-supply periphery city planting ductwork direct-furnish user's the usefulness water pressure and the water yield effectively, can also set the flooding time of water tank 15 simultaneously by liquid level sensor 12, make water tank 15 interior water obtain circulation, guarantee water supply quality.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.