CN2450269Y - Improved constant-pressure pressure water supply apparatus - Google Patents
Improved constant-pressure pressure water supply apparatus Download PDFInfo
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- CN2450269Y CN2450269Y CN 00259795 CN00259795U CN2450269Y CN 2450269 Y CN2450269 Y CN 2450269Y CN 00259795 CN00259795 CN 00259795 CN 00259795 U CN00259795 U CN 00259795U CN 2450269 Y CN2450269 Y CN 2450269Y
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Abstract
The utility model relates to an improved constant-pressure pressurizing water supply apparatus, which comprises a pressure storing barrel. The utility model is characterized in that the utility model is provided with a water storing barrel, a pressure switch, a fixing seat for a barrel body, a waterproof shim, an upper cover of a water pump and other members. A pressurizing water supply apparatus is arranged in the water storing barrel, and the top end of the water storing barrel is connected with the fixing seat for a barrel body in a screw connection way. The interior of the fixing seat for a barrel body is provided with the pressure storing barrel is communicated with the upper cover of a water pump arranged on the upper end of a water reversing valve by a pressure connecting pipe, and the upper cover of a water pump is extended with a water outlet end pipe connected with a water outlet pipe. Thus, the water pressure can enter the pressure storing barrel, and a pressure stretching body in the pressure storing barrel is spliced upwards for the pressure. Thus, the capacity of a gas chamber and the gas density in the pressure storing barrel form change, and as a consequence, the utility model can automatically adjust the water pressure of a pipeline system to a constant value.
Description
The utility model relates to a kind of pressurization water feeding machine, particularly a kind of constant pressure type pressurization water feeding machine.
In modern society, various actions in people's life, more or less all can use the water source, stable the obtaining at water source is indispensable important composition important document in people's life, and the supply at modern society water source, be called the tap water pipe line system, the hydraulic pressure of tap water pipe line system has its maximum pressurization value now, in the face of the water user in the pipe-line system, when the water user in same period during simultaneously a large amount of water, pipeline termination and the strong and weak different or not enough situation of pipeline end tail water user hydraulic pressure will be produced, make people in the water behavior, produce not convenient drawback, therefore, how improving the phenomenon that hydraulic pressure can't be stable in the tap water pipe line system, is for desiring with improved important topic.
At hydraulic pressure in the above-mentioned tap water pipe line system can't be stable phenomenon, someone once developed a kind of novel case of structural improvement of water storage pressure pot (as Fig. 7 A, 7B, shown in Figure 8, hereinafter to be referred as quoting preceding case as proof), whole structure is by a loam cake, one inflation barrier film, one clasp and a main body are formed, it is characterized in that: loam cake and main body are provided with an outward extending flange in edge mouth place, and the outer rim place of flange is an inclined plane shape, and the cover flange place has a socket wedge face, and be embedded with a clasp in inner edge, clasp is withheld the inflation barrier film in the bucket inwall, and clasp and inflation barrier film were fixed in compressing when the capable high speed rotary grinding of main body and loam cake was engaged.
Have again, be the refinement excelsior, related personnel further development and Design goes out the novel case of another kind of pressure measuring cylinder structural improvement (shown in Fig. 9 A, 9B, 9C, hereinafter to be referred as quoting a case as proof), whole structure is made up of members such as cylindrical shell, inflation barrier film, outer shroud and retainer rings, cylindrical shell reaches following by the loam cake that can corresponding cover and forms, loam cake be opening towards under hollow cylindrical body, and which is provided with water inlet, following seat is that opening is towards last hollow cylindrical body, and which is provided with air-filled pore, it is characterized in that; Loam cake all is formed with recessed edge with following opening part inner peripheral, outer shroud is for can corresponding being fixedly arranged on loam cake and the interior hollow cylinder of following recessed edge, its inner peripheral is formed with the recessed edge of a ring-type, the inflation barrier film made from elastic material be opening towards under be installed in loam cake inside, and its root edge must fit on the flange, is toward the outer side the retaining collar of curved arc with a section again and is sheathed in the inflation barrier film and week is corresponding position with flange.
Analyse in depth before above-mentioned the quoting as proof case and quote a case as proof, find to have and followingly do not meet the modern times to keep on improving the shortcoming made with implementation principle as follows:
1, overall structure is in conjunction with after finishing, mainly as the hydraulic pressure regulating action, if when increasing retaining and adding the multi-functional of force feed water, need to connect in addition water tower or Water-pumping motor.
2, the inflation barrier film is when hydraulic pressure compressing song contracts, owing to itself there is no flexible structure design, pressure spot of this inflation barrier film entity is fixing, and the bending angle during each pressurized is quite big, cause the elastic fatigue of inflation septum body easily, and then shorten application life.
Therefore, aforesaid quote as proof each case obviously have its can be more in addition improved space exist, so, the creator is promptly studied improvement at known all shortcomings of quoting preceding case as proof, through constantly making great efforts thinking and improving, have breakthrough finally, initiate a kind of improved constant pressure type pressurization water feeding machine.
The purpose of this utility model is that the hydraulic pressure that provides a kind of integral body to have in the automatic adjusting pipe-line system in conjunction with the pressurization water feeding machine is the improved constant pressure type pressurization water feeding machine of definite value.
Above-mentioned purpose of the present utility model is realized by following technical scheme.
A kind of improved constant pressure type pressurization water feeding machine, comprise the storage pressure cylinder, it is characterized in that: be provided with water storage cylinder, pressure switch, the cylindrical shell holder of storage pressure cylinder is housed, main members such as waterproof gasket and water pump loam cake are formed, wherein preset respectively in the entity ring week of water storage cylinder and extend one for the water inlet pipe that connects tap water pipe line, one for a stack of discharging the water storage cylinder inner air and a Butterworth Hatch for the inner foreign matter of removing water storage cylinder, and be connected with the pressurization water feeding machine with the shock-absorbing rubber base in the entity inner bottom part, the top of this pressurization water feeding machine is provided with against current valve, and the barrel of water storage cylinder is provided with welding to wall, and an outlet pipe is by this welding solid welding after wall stretches through the water storage cylinder barrel; The bottom of pressure switch is provided with tube connector, and this tube connector connects the steel pipe that is spirally connected of cylindrical shell holder; Storage pressure cylinder top is equipped with admission valve;
The apical margin of water storage cylinder is provided with flange, the entity of this flange is offered a plurality of lower fixed holes, and cylindrical shell seat flange is extended in the bottom that the cylindrical shell holder of storage pressure cylinder is housed, the entity of cylindrical shell seat flange is opened fixing hole in advance, insert after entity offers the waterproof gasket of perforation in cylindrical shell seat flange bottom, lid connects the flange of water storage cylinder, fixing hole in the order, perforation is alignd with lower fixed hole, the mat bolt wears and screws togather nut, it is combined integrated that cylindrical shell holder and water storage cylinder are stablized, and the solid bottom of storage pressure cylinder is provided with the grafting port, the grafting port is molded combines with this for one end of pressure connection tube, the pressure connection tube other end inserts the jack of water pump loam cake entity end face, this water pump loam cake is the against current valve upper end that is installed on the pressurization water feeding machine, is provided with the portion of covering in the entity bottom, and the portion of covering opens bolt apertures in advance, set bolt stretches through and screws togather nut after this bolt apertures, the water pump loam cake is stablized be covered on the against current valve upper end of pressurization water feeding machine.The entity inside of water pump loam cake is provided with the shock resistance block Ka Yuan of molded waterproof shock resistance block, the waterproof shock resistance block is when pressure connection tube inserts, pressure connection tube is tightened, make the inner and storage pressure cylinder internal communication of water pump loam cake, and extend the water side pipe entity ring week of water pump loam cake, the water side pipe is that mat shock-absorbing casing pipe sleeve picks out water pipe, be connected with pipe-line system, and the inside of cylindrical shell holder is respectively equipped with snapping portion and reaches snapping portion down, the storage pressure cylinder is with its corresponding default last snapping portion and the corresponding snapping of snapping portion difference down, the integrally moulded moulding in mould together with pressure extrusome and cylindrical shell holder, the entity periphery of this pressure extrusome is preset to continuous Flanging, make the inner air chamber that forms of storage pressure cylinder, at hydraulic pressure during greater than the atmospheric pressure value of air chamber inner setting, pressure extrusome contractive action, otherwise, during less than the atmospheric pressure value of air chamber inner setting, the pressure extrusome is upheld action, reaches assembling easily with stable at hydraulic pressure, rapidly, effectively hydraulic pressure is the constant voltage function of definite value in the maintenance pipe-line system.
Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:
Be provided with the lead body that stretches through the entity ring week of its middle cylinder body holder, the stretch through pre-buried copper seat that is spirally connected of entity of body of lead, and offer the taper guide hole in the lead body entity that stretches through, power line passes through this taper guide hole, and the guide hole that penetrates again behind the Shu Hekong of water proof rubber piece entity by cover plate stretches out, and offers fixing hole in addition in the entity of cover plate, screw screws togather the copper seat that is spirally connected after passing through this fixing hole, make water proof rubber piece entity be forced to be pressed in the taper guide hole, close power line with tight bundle, non-leakage water.
Wherein water storage cylinder inside is organized in advance into temperature detect switch (TDS) and is connected the pressurization water feeding machine, the mat power line connects power supply, meet no water source when sending into, the water storage cylinder water temperature inside rises to the temperature detect switch (TDS) preset temperature value, the supply of electric power of pressurization water feeding machine is cut off in this temperature detect switch (TDS) action, make the pressurization water feeding machine do not dally because of dehydration, reach temperature detect switch (TDS) can monitor the pressurization water feeding machine have the low practicality of power saving, low noise and fault rate.
Advantage of the present utility model is:
Automatically regulate the hydraulic pressure in the pipe-line system and can stablize, rapidly, effectively keep that hydraulic pressure is that definite value is a definite value in the pipe-line system; Temperature detect switch (TDS) monitoring pressurization water feeding machine has the low practicality of power saving, low noise and fault rate; Assembling easily.
The particularity of unitary construction of the present utility model and its practical value that can bring into play, assistant is described in detail as follows with following concrete possible embodiments and accompanying drawing:
Description of drawings:
Fig. 1 is one of three-dimensional exploded view of the utility model integrated member.
Fig. 2 A be the utility model integrated member three-dimensional exploded view two.
Fig. 2 B is a partial enlarged drawing of outwards watching the cover plate 3C that is assembled with water proof rubber piece 3A internally.
Fig. 3 is the combination section of the utility model constant voltage structure.
Fig. 4 is one of combination section enforcement figure of the utility model integrated member.
Fig. 5 be the utility model integrated member combination section enforcement figure two.
Fig. 6 be the utility model integrated member combination section enforcement figure three.
Fig. 7 A is the three-dimensional exploded view of case before quoting as proof.
Fig. 7 B is the three-dimensional structure diagram of case before quoting as proof.
Fig. 8 is the sectional structure chart of case before quoting as proof.
Fig. 9 A is a three-dimensional exploded view of quoting a case as proof.
Fig. 9 B is a sectional structure chart of quoting a case as proof.
Fig. 9 C is a working state figure of quoting a case as proof
At first, see also Fig. 1 to shown in Figure 4, integrated member of the present utility model is to include water storage cylinder 1, pressure switch 2, cylindrical shell holder 3, storage pressure cylinder 4, waterproof gasket 5 and water pump loam cake 6, wherein: the entity ring week of water storage cylinder 1, the default respectively water inlet pipe 10 that extends was for connecting tap water pipe line, one Butterworth Hatch 11 is for removing water storage cylinder 1 an inner foreign matter and a stack 15 for discharging water storage cylinder 1 inner air, and in the entity inner bottom part with shock-absorbing rubber base 12 be connected with the pressurization water feeding machine 13, the top of this pressurization water feeding machine 13 is provided with against current valve 14, and the barrel of water storage cylinder 1 is provided with welding to wall 16, confess water pipe 17 solid welding behind water storage cylinder 1 barrel that stretches through, and the apical margin in water storage cylinder 1 is provided with flange 18, and the entity of this flange 18 is offered a plurality of lower fixed holes 19;
The bottom of pressure switch 2 is provided with tube connector 20, and this tube connector 20 can connect the copper pipe 34 that is spirally connected of aftermentioned cylindrical shell holder 3, makes pressure switch 2 be communicated with storage pressure cylinder 4 inside, to predict storage pressure cylinder 4 internal pressure values;
The bottom of cylindrical shell holder 3 is provided with cylindrical shell seat flange 30, open fixing hole 31 in advance in the entity of cylindrical shell seat flange 30, can cover the flange 18 that connects water storage cylinder 1, after making fixing hole 31 and lower fixed hole 19 aliging, mat bolt 32 wears nut 33 modes that screw togather, make cylindrical shell holder 3 and water storage cylinder 1 stablize combined integrated, and the entity side of cylindrical shell holder 3 is when molded and shaped, be preset with a be spirally connected copper pipe 34 and be communicated with storage pressure cylinders 4 inside, tube connector 20 assemblings for above-mentioned pressure switch 2, and the inside of cylindrical shell holder 3 is respectively equipped with snapping portion 35 and reaches snapping portion 36 down, in addition in being provided with the lead body 37 that stretches through the entity ring week of cylindrical shell holder 3, the stretch through pre-buried copper seat 38 that is spirally connected of entity of body 37 of lead, and offer taper guide hole 39 in the lead body 37 that stretches through, but the power supply source line passes through, the guide hole 3D that this power line penetrates behind the Shu Hekong 3B of water proof rubber piece 3A entity by cover plate 3C again stretches out, and offer fixing hole 3E in addition in the entity of cover plate 3C, screw togather the copper seat 38 that is spirally connected after can passing through for screw 3F, make water proof rubber piece 3A entity be forced to be pressed in the taper guide hole 39, close power line with tight bundle, can percolating water;
Water pump loam cake 6 is against current valve 14 upper ends that are installed on pressurization water feeding machine 13, be provided with the portion of covering 60 in the entity bottom, cover portion 60 and open a plurality of bolt apertures 61 in advance, this bolt apertures 61 is to screw togather nut 63 after stretching through for set bolt 62, water pump loam cake 6 is stablized be covered on against current valve 14 upper ends of pressurization water feeding machine 13, and the entity inside of water pump loam cake 6 is provided with shock resistance block card wall 64, can a molded waterproof shock resistance block 65, and offer jack 66 in the entity end face of water pump loam cake 6, must supply aforementioned pressure tube connector 46 plug-in mountings, make water pump loam cake 6 inner and storage pressure cylinder 4 internal communication, and extend water side pipe 67 the entity ring week of water pump loam cake 6, this water side pipe 67 is that the aforesaid outlet pipe 17 of mat shock-absorbing sleeve pipe 68 sockets can be connected with pipe-line system:
Temperature detect switch (TDS) 7 is that group is gone into water storage cylinder 1 inside, and behind pressurization water feeding machine 13 lines, the mat power line connects power supply.
The relation of being connected between each member of above-mentioned the utility model, be as shown in Figure 4, to store up pressure cylinder 4 earlier together with pressure extrusome 42 and cylindrical shell holder 3 integrally moulded moulding in mould, by the last snapping portion 40 of storage pressure cylinder 4 and down snapping portion 41 respectively corresponding cylindrical shell holder 3 last snapping portion 35 and under snapping portion 36 fastenings, and one copper pipe 34 that is spirally connected is placed cylindrical shell holder 3 one sides and is communicated with storage pressure cylinder 4 inside in molded and shaped process, but tube connector 20 assemblings of voltage supply power switch 2 after the moulding, make pressure switch 2 be communicated with storage pressure cylinder 4 inside, to predict storage pressure cylinder 4 internal pressure values, then storing up pressure cylinder 4 will firmly combine with cylindrical shell holder 3 together with pressure extrusome 42, the water feeding machine 13 that will pressurize again utilizes shock-absorbing rubber base 12 to be assembled in water storage cylinder 1 inside, the mat power line wears the stretch through taper guide hole 39 of body 37 of lead in regular turn, after the Shu Hekong 3B of water proof rubber piece 3A and the guide hole 3D of cover plate 3C stretch out, the fixing hole 3E that mat screw 3F passes through cover plate 3C entity screws togather the copper seat 38 that is spirally connected, cause water proof rubber piece 3A entity to be forced to be pressed in the taper guide hole 39, close power line and power supply line with tight bundle, the water feeding machine 13 that then pressurizes can move, thereafter, wall 15 back solid weldings are supported in the welding that outlet pipe 17 is worn water storage cylinder 1 barrel, again water pump loam cake 6 is installed on against current valve 14 upper ends of pressurization water feeding machine 13, stretch through with fixing screw 62 and to screw togather nut 63 after the bolt apertures 61 of the portion of covering 60, water pump loam cake 6 is stablized be covered on against current valve 14 upper ends of pressurization water feeding machine 13, and the entity inside of water pump loam cake 6 is provided with shock resistance block card wall 64, can a molded in advance waterproof shock resistance block 65, then with an end of the pressure connection tube 46 grafting port 44 of molded storage pressure cylinder 4 earlier, again the other end of pressure connection tube 45 is plugged in the jack 66 of water pump loam cake 6, make water pump loam cake 6 inside must with storage pressure cylinder 4 internal communication, the water side pipe 67 of multiple mat shock-absorbing sleeve pipe 68 socket outlet pipes 17 and water pump loam cake 6, pressurization water feeding machine 13 can be connected with pipe-line system through water pump loam cake 6, at last cylindrical shell holder 3 bottom surfaces are inserted waterproof gasket 5 earlier, connect the flange 19 of water storage cylinder 1 with cylindrical shell seat flange 30 lids, after causing fixing hole 31 and lower fixed hole 1A aliging, mat bolt 32 wears nut 33 modes that are screwed together in, make cylindrical shell holder 3 and water storage cylinder 1 firmly combined integrated, promptly form the utility model one and can implement structure.
Enforcement state after the utility model combination, be to shown in Figure 6 as Fig. 4, when 13 startups of pressurization water feeding machine add force feed water, the water source is promptly delivered in the pipe-line system by outlet pipe 17, provide the water user to use, by the time the hydraulic pressure abundance in the pipe-line system, this hydraulic pressure is communicated to the air chamber of storage pressure cylinder 4 inside via pressure connection tube 46, utilize each default Flanging 43 framework of pressure extrusome 42 bodies, hydraulic pressure begins to urge pressure extrusome 42 and up splices rapidly, to each Flanging 43 oppressed being superimposed with each other, pressure extrusome 42 whole quilts up compel to open, at this moment, the air of storage pressure cylinder 4 inside is extruded and forms maximum density, is the maximum pressure storing state; Otherwise, when if the hydraulic pressure in the pipe-line system begins to descend, the original energy relationship that restores because of air pressure and flexible body desire own of the pressure extrusome 42 that is compressed by hydraulic pressure, down varicose rapidly, in hydraulic pressure loopback pipe-line system, revert to original state to pressure extrusome 42, at this moment, the atmospheric density minimum of storage pressure cylinder 4 inside, pressure stable value in can permanent maintenance pipe-line system, by the design of storage pressure cylinder 4 inner air pressures, that reaches insufficient pressure when preventing that tap water water pipe pipeline from leaking replenishes regulatory function naturally.
Directly be assembled in water storage cylinder 1 inside under the aforementioned temperature detect switch (TDS) of the present utility model, and be pre-set in Celsius 45 and spend time action, when pressurization water feeding machine 13 runs into the supply of no water source, when water storage cylinder 1 water temperature inside rises to setting value, this temperature detect switch (TDS) 7 moves the power supply that cuts off pressurization water feeding machine 13 immediately and supplies with, and the water pump of pressurization water feeding machine 13 inside shuts down; Otherwise, when if water inlet pipe 10 has the water source to send into, replenish water source military order water storage cylinder 1 water temperature inside that enters and progressively be reduced to setting value down, then temperature detect switch (TDS) 7 just moves, the power supply water pump rotation of supplied with pressurized water feeding machine 13 inside is once again drawn water and is delivered in the pipe-line system, form pressurization water feeding machine 13 chances and need not turn round the effect that power saving is arranged, reduce noise and avoid water pump to burn when cutting off the water regularly.
The utility model is in order to improve the Structure Design Features of traditional product, be that mainly modularity will store up pressure cylinder 4 together with pressure extrusome 42 and cylindrical shell holder 3 integrally moulded moulding in mould, the assembling process backward only cylindrical shell seat flange 30 of remaining cylindrical shell holder 3 bottoms covers the flange 19 that connects water storage cylinder 1, mat bolt 32 wears and screws togather nut 33 actions, and because of storage pressure cylinder 4 is linked on the water storage cylinder 1, itself promptly has the multi-functional that water storage adds force feed water, form and to reduce process significantly and to take in addition and the installation of construction advantage fast easily, simultaneously, because pressure extrusome 42 utilizes each Flanging 43 formed flexible framework, but the variation of hydraulic pressure lifting in the actual induction pipe-line system, the stress that not only bears pressure is even, entity is not easy any bent compression deformation to be caused damaging, and because reaction fast effectively, the force value Chang Baoding value that can keep hydraulic pressure in the pipe-line system has the excellent regulating action of constant voltage, and the utility model obviously has practical effect than known product and promotes true.
Claims (3)
1, a kind of improved constant pressure type pressurization water feeding machine, comprise the storage pressure cylinder, it is characterized in that: be provided with water storage cylinder, pressure switch, the cylindrical shell holder of storage pressure cylinder is housed, main members such as waterproof gasket and water pump loam cake, wherein preset respectively in the entity ring week of water storage cylinder and extend one for the water inlet pipe that connects tap water pipe line, one for a stack of discharging the water storage cylinder inner air and a Butterworth Hatch for the inner foreign matter of removing water storage cylinder, and be connected with the pressurization water feeding machine with the shock-absorbing rubber base in the entity inner bottom part, the top of this pressurization water feeding machine is provided with against current valve, and the barrel of water storage cylinder is provided with welding to wall, and an outlet pipe is by this welding solid welding after wall stretches through the water storage cylinder barrel; The bottom of pressure switch is provided with tube connector, and this tube connector connects the steel pipe that is spirally connected of cylindrical shell holder; Storage pressure cylinder top is equipped with admission valve;
The apical margin of water storage cylinder is provided with flange, the entity of this flange is offered a plurality of lower fixed holes, and cylindrical shell seat flange is extended in the bottom that the cylindrical shell holder of storage pressure cylinder is housed, the entity of cylindrical shell seat flange is opened fixing hole in advance, insert after entity offers the waterproof gasket of perforation in cylindrical shell seat flange bottom, lid connects the flange of water storage cylinder, and fixing hole, perforation are alignd with lower fixed hole in the order, the mat bolt wears and screws togather nut, makes cylindrical shell holder and water storage cylinder liptinite integrator; And the solid bottom of storage pressure cylinder is provided with the grafting port, the grafting port is molded combines with this for one end of pressure connection tube, the pressure connection tube other end inserts the jack of water pump loam cake entity end face, this water pump loam cake is the against current valve upper end that is installed on the pressurization water feeding machine, be provided with the portion of covering in the entity bottom, the portion that covers opens bolt apertures in advance, and set bolt stretches through and screws togather nut after this bolt apertures, makes the stable against current valve upper end that is covered on the pressurization water feeding machine of water pump loam cake; The entity inside of water pump loam cake is provided with the shock resistance block Ka Yuan of molded waterproof shock resistance block, inserts in the waterproof shock resistance block to make water pump loam cake inside and the pressure connection tube that stores up the pressure cylinder internal communication, and pressure connection tube is tightened; And extend the water side pipe entity ring week of water pump loam cake, water side pipe mat shock-absorbing casing pipe sleeve picks out water pipe, is connected with pipe-line system; And the inside of cylindrical shell holder is respectively equipped with snapping portion and reaches snapping portion down, the storage pressure cylinder is with its corresponding default last snapping portion and the corresponding snapping of snapping portion difference down, the integrally moulded moulding in mould together with pressure extrusome and cylindrical shell holder, the entity periphery of this pressure extrusome is preset to continuous Flanging, and in the inner air chamber that forms of storage pressure cylinder.
2, improved constant pressure type pressurization water feeding machine as claimed in claim 1, it is characterized in that: be provided with the lead body that stretches through the entity ring week of its middle cylinder body holder, the stretch through pre-buried copper seat that is spirally connected of entity of body of lead, and offer the taper guide hole in the lead body entity that stretches through, power line passes through this taper guide hole, and the guide hole that penetrates again behind the Shu Hekong of water proof rubber piece entity by cover plate stretches out, and offers fixing hole in addition in the entity of cover plate, and screw screws togather the copper seat that is spirally connected after passing through this fixing hole.
3, improved constant pressure type pressurization water feeding machine as claimed in claim 1, it is characterized in that: wherein the inner group of water storage cylinder is gone into the temperature detect switch (TDS) of control pressurization water feeding machine supply of electric power, and this temperature detect switch (TDS) connects pressurization water feeding machine and power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00259795 CN2450269Y (en) | 2000-11-06 | 2000-11-06 | Improved constant-pressure pressure water supply apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00259795 CN2450269Y (en) | 2000-11-06 | 2000-11-06 | Improved constant-pressure pressure water supply apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2450269Y true CN2450269Y (en) | 2001-09-26 |
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ID=33615729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00259795 Expired - Fee Related CN2450269Y (en) | 2000-11-06 | 2000-11-06 | Improved constant-pressure pressure water supply apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2450269Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464037C (en) * | 2005-11-03 | 2009-02-25 | 黄顺治 | Structure improved compression water carriage equipment with constant pressure control valve in pressing-maintaining type |
| CN101363235B (en) * | 2008-09-22 | 2013-08-21 | 康富（天津）有限公司 | Water boosting system and boosting method thereof |
| CN105928654A (en) * | 2016-04-14 | 2016-09-07 | 江苏环力科技发展有限公司 | Pressure sensor for water pump pressure controller |
-
2000
- 2000-11-06 CN CN 00259795 patent/CN2450269Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464037C (en) * | 2005-11-03 | 2009-02-25 | 黄顺治 | Structure improved compression water carriage equipment with constant pressure control valve in pressing-maintaining type |
| CN101363235B (en) * | 2008-09-22 | 2013-08-21 | 康富（天津）有限公司 | Water boosting system and boosting method thereof |
| CN105928654A (en) * | 2016-04-14 | 2016-09-07 | 江苏环力科技发展有限公司 | Pressure sensor for water pump pressure controller |
| CN105928654B (en) * | 2016-04-14 | 2018-09-07 | 江苏环力科技发展股份有限公司 | A kind of Water pump pressure controller pressure sensor |
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Legal Events
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |