CN101050763A - Diaphragm pump of constant pressure type - Google Patents
Diaphragm pump of constant pressure type Download PDFInfo
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- CN101050763A CN101050763A CN 200610104087 CN200610104087A CN101050763A CN 101050763 A CN101050763 A CN 101050763A CN 200610104087 CN200610104087 CN 200610104087 CN 200610104087 A CN200610104087 A CN 200610104087A CN 101050763 A CN101050763 A CN 101050763A
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- head lid
- annular groove
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 230000004888 barrier function Effects 0.000 claims description 16
- 230000003139 buffering effect Effects 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000003134 recirculating effect Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 14
- 238000001223 reverse osmosis Methods 0.000 description 7
- 238000010992 reflux Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000003203 everyday effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 230000035622 drinking Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The present invention provides a diaphragm pump of constant pressure type, mainly wherein a passage tube links between said pressure discharge port and said inlet port of said pump cover body; Thereby, the extra water pressure coming from said compressed chamber can be orderly discharged through said pressure discharge port, next guided through said passage tube to reach said inlet port, then directly flowed into said low pressure chamber; Therefore, a close water circulation loop of discharge pressure is built by means of connecting said compressed chamber, said pressure discharge port, said passage tube, said inlet port and said low pressure chamber; Thus, the present invention not only provides the function of keeping constant pressure, but also completely recycles the drained water by extra water pressure without any waste in water resource; Moreover, the present invention not only has the energy-saving effect in power consumption, but also has the environment-protecting effect in reducing operation noise; Thus, it is really an innovative invention with multiple practical effect.
Description
(1) technical field
A kind of diaphragm pump of constant pressure type of the present invention is relevant with the pressure diaphragm pump of reverse osmosis water filter (reverseosmosis purification) special use, being meant especially that a kind of energy is let out too high hydraulic pressure in this pressure diaphragm pump inner high voltage hydroecium overflows to its pump head lid, and input to the interior low pressure hydroecium of pump head lid once more after directly being guided to water intake, can keep an expection constant pressure value with the hydraulic pressure of reaching pump head lid water outlet.
(2) background technique
The present known pressure diaphragm pump pattern that is used in the reverse osmosis water filter, for example No. the 4396357th, 4610605,5476367,5571000,5615597,5626464,5649812,5706715,5791882,5816133,6048183,6089838,6299414,6604909,6840745 and 6892624, U. S. Patent etc. has all been disclosed, and the pressure diaphragm pump of the maximum known reverse osmosis water filter special use of commercially available amount, be as shown in Figure 1 to Figure 3, it comprises: a motor 10; One is positioned at cage 11 on this motor 10 force-output shafts (not showing on the figure) end, and these upper cover base 11 peripheries have installed several screws 12; One is hubbed in this loam cake pedestal 11, and is subjected to this motor 10 force-output shafts driving and changes several escapements 13 that are axially reciprocating; One is located at the barrier film valve gap group 20 on this upper cover base 11, and its end face central authorities are embedded with a high pressure valve 21, then is being embedded with several Low pressure valves 22 on the bottom surface around this high pressure valve 21; An and assembly such as pump head lid 30; By several screws 12 of upper cover base 11 and the default perforation 36 of pump head lid 30 opposite positions, jointly by bolt 2 in addition spiral shell be combined into one (as shown in Figure 2) admittedly.
Wherein, corresponding two ends respectively are provided with a water intake 31 and a water outlet 32 on the outer edge surface of this pump head lid 30, then be equipped with a scalariform groove 37 in the bottom of its inner rim face, make outside this barrier film valve gap group 20 circumferential surface can be closely connected on this scalariform groove 37, the inner edge surface central authorities of this pump head lid 30 convex with an annular groove 38 towards this scalariform groove 37 again, and on its trough wall surface, be equipped with an osculum 35 that is conducted with water outlet 32 again, the tip portion of this annular groove 38 system presses on the high pressure valve 21 peripheral edge faces that are affixed on this barrier film valve gap group 20 in addition, make to form a high pressure hydroecium 34 between the internal face of this annular groove 38 and this barrier film valve gap group 20, then form several low pressure hydroeciums 33 (as shown in Figures 1 and 2) between the inner edge surface of the outer edge surface of annular groove 38 and pump head lid 30.
See also Fig. 1 and shown in Figure 3, after unfiltered former water W is entered by the water intake 31 of pump head lid 30, can arrive low-pressure water chamber 33 earlier, owing to being subjected to the driving of motor 10, each escapement 13 can produce axial to-and-fro motion down, and make each Low pressure valve 22 produce start in order immediately, and the former water W in the low pressure hydroecium 33 adsorbed extruding, make its hydraulic pressure increase to the specified system water pressure of 60psi ~ 120psi, therefore the former water W after boosting can flow in the high pressure hydroecium 34 via high pressure valve 21, and then the osculum on annular groove 38 35, and directly outside the water outlet 32 head pressure diaphragm pumps of pump head lid 30, so that (do not show on the figure with meeting the reverse osmosis filtering membrane tube after this supercharging, hereinafter to be referred as RO film pipe) required specified system water pressure, output offers the reverse osmosis water filter and carries out the reverse osmosis filtration.
What at present commercially available all types of RO film Guan Junhui indicated its specified system water pressure value and filtration may use lifetime (Service life), main system looks the number of its drainage amount and stipulates out different size, for example can to indicate its specified system water pressure be following time of 60psi to the RO film pipe of some less drainage amount, the water yield of drinking that can filter output its every day is 10 gallons, and may be 1500 gallons with total drainage amount of lifetime, so for meeting the employed pressure diaphragm pump of this RO film specification, its output hydraulic pressure had better not surpass 60psi, otherwise can quicken to shorten the working life of RO film pipe; And in some bigger place, non-house of demand every day, then can change and use the bigger RO film pipe of specification, relatively its specified system water pressure promptly can increase between 100psi ~ 120psi, but can filter drinking the water yield and can reaching 160 gallons of output every day, the output hydraulic pressure of the pressure diaphragm pump that be used this moment, then must have output 120psi just meets, therefore, it is existing that all make the producer of pressure diaphragm pump both at home and abroad, its specified system water pressure of producing the pressure diaphragm pump of selling all can be ordered at 120psi, so that meet the specification of various RO film pipes.
Only, aforementioned way but exists one to lack greatly, when the specified system water pressure of RO film pipe sign is 60psi or 70psi, its pressure diaphragm pump is the high water pressure 120psi that makes of output constantly but, make the RO film be under the high pressure conditions always, will cause the filter material fiber in the RO film pipe to be pullled always, and cause slit to each other to become big, except that meeting reduces the turbidity effect that filters out impurities, also can shorten it and may use lifetime, last then must increase change the frequency of new product RO film pipe, the Consumer becomes maximum victim, moreover, as shown in Figure 3, during filtration system water, the impurity that filters because of this RO film pipe can block gradually, make the high-pressure water flow of the high pressure water indoor 34 of pump head lid 30 in the pressure diaphragm pump, can't flow in this RO film pipe totally, cause local high-pressure water flow to be stranded in this high pressure hydroecium 34, on the contrary barrier film valve gap group 20 is formed the back-pressure phenomenon, in the course of time promptly between this pump head lid 30 and barrier film valve gap group 20, cause pressurized excessive and produce the situation of percolating water, also cause changing ahead of time at last the result of whole pressure diaphragm pump, and the most unlucky still be the Consumer.
Above-mentioned disappearance comprises all known U. S. Patent case pressure diaphragm pumps that disclosed, since 1985 are invented, there is no any on its structure for the design of adjusting too high hydraulic pressure in this high pressure hydroecium, just had at the pressure diaphragm pump of regulating the high hydraulic pressure function up to nearly 3 years and to ask the city, its structure is extremely shown in Figure 7 as Fig. 4, the central authorities that lie in the high pressure hydroecium 44 of pump head lid 40 inner edge surfaces establish tool one hollow pressure releasing chamber 47, and push up central authorities in the outer rim of pump head lid 40 and establish tool one pressure regulating seat 50, wherein, the underside wall central authorities of this hollow pressure releasing chamber 47 are equipped with a relief hole 48, and be equipped with a pressure release passage 49 on its side walls in addition, and the two ends of this pressure release passage 49 are connected with low pressure hydroecium 43 and hollow pressure releasing chamber 47 respectively, central spiral shell in pressure regulating seat 50 is provided with a voltage regulation screw 51 in addition, this voltage regulation screw 51 is to stretch to hollow pressure releasing chamber 47 inside, its inside, bottom is equipped with a pressure spring 52 and a retaining depression bar 53 in regular turn, and the end of this retaining depression bar 53 is and is subjected to the elastic force of this pressure spring 52 and presses on the relief hole 48 that is affixed on hollow pressure releasing chamber 47.
Fig. 8 and shown in Figure 9 for another example, after the water intake 41 of former water W self-pumping bonnet body 40 enters low pressure hydroecium 43, be subjected to escapement 13 start superchargings and enter to high pressure hydroecium 44 through Low pressure valve 22 and high pressure valve 21, and via osculum 46 and water outlet 42 to the specified system water pressure of RO film pipe output expection, meeting normal rating system water pressure value when following, because of the elastic force pressure of pressure spring 52 forces on the retaining depression bar 53, feasible retaining depression bar 53 stops up the firmly relief hole 48 of hollow pressure releasing chamber 47 to subsides, so the former water W of supercharging in all high pressure hydroeciums 44 export (as shown in Figure 8) through water outlet 42 to pump head lid 40 outsides by osculum 46 totally; When the hydraulic pressure value in the high pressure hydroecium 44 is higher than specified system water pressure, hydraulic pressure can back down retaining depression bar 53 from relief hole 48, make the hydraulic pressure that has more to enter in the hollow pressure releasing chamber 47 via this relief hole 48, flow in the low pressure hydroecium 43 (as shown in Figure 9) via pressure release passage 49 again, use and reach the superfluous water pressure of regulating institute's overflow customization water pressure in this high pressure hydroecium 44; Yet, in fact that it is the not inner superfluous water of the pressure diaphragm pump of this known adjustable pressure is pressed and is disposed to the external world, it only is that hydraulic pressure constantly is circulated between high pressure hydroecium 44 and the low pressure hydroecium 43, so after this pressure diaphragm pump rerunned start a period of time, the problem of the too high delay of hydraulic pressure still can take place in this high pressure hydroecium 44.
So, after the inventor finds aforementioned disappearance, be and then propose the design and the patent application of solution on January 14th, 2003, and obtained Taiwan Patent Office and issued novel No. 225942 (Announcement Number: 595656) on record, its structure is then extremely shown in Figure 14 as Figure 10, lie on the outer edge surface of pump head lid 60 and be concaved with a pressure regulation groove 68 towards inner annular groove 65 directions, the bottom surface central authorities of this pressure regulation groove 68 run through towards annular groove 65 and are provided with a relief hole 67, and closely be equipped with a hydraulic pressure outfall 69 towards pump head lid 60 top surfaces again on the side wall surface at this place, pressure regulation groove 68 bottom surface, spiral shell is provided with an adjusting screw 70 in this pressure regulation groove 68 in addition, the end of this adjusting screw 70 is equipped with a pressure spring 71 and a stop block 72, wherein, this stop block 72 is to be subjected to the pushing tow of these pressure spring 71 elastic force pressures and support to paste stop up to live on the relief hole 67.
Continuous as Figure 11 and shown in Figure 13, when the former water W pressure that flows into after the supercharging in the high pressure hydroecium 64, meet specified system water pressure value when following, and the stop block of blocking on the relief hole 67 72 can't be pushed away this relief hole 67, so the high-pressure water flow in all high pressure hydroeciums 64 all can be exported (as shown in figure 11) through water outlet 62 to pump head lid 60 outsides by osculum 66 totally; When the hydraulic pressure value in the high pressure hydroecium 64 surpasses specified system water pressure, hydraulic pressure can push away relief hole 67 with stop block 72, the hydraulic pressure that feasible residue exceeds can directly be disposed to pump head lid outside (as shown in figure 13) via this relief hole 67 and hydraulic pressure outfall 69, when the hydraulic pressure in this high pressure hydroecium 64 drops to specified system water pressure scope when following once more, this stop block 72 can blocked on this relief hole 67 to pasting by passing under the effect of these pressure spring 71 rebounding forces again once again, and make the hydraulic pressure in this high pressure hydroecium 64 no longer let out the extremely external world of overflowing, and make these high pressure hydroecium 64 pressure inside can remain on forever in the normal specified system water pressure scope (as shown in figure 11), therefore, the aforementioned designed pressure diaphragm pump of the inventor is only the real mode that too high hydraulic pressure is got rid of of effectively regulating.In addition, disorderly overflow everywhere, more on this hydraulic pressure outfall 69, be nested with a water pipe P, so that guiding pressure release water flow in the container (as shown in figure 14) for the water that hydraulic pressure outfall 69 is discharged is unlikely.
Because the real pressure regulating type pressure diaphragm pump that aforementioned inventor researched and developed can satisfy the specified system water pressure of RO film pipe of all size fully, make the Consumer no longer frequency domain change RO film pipe and pressure diaphragm pump, so far be well received by the public after so appear on the market, but the claimant is as satisfying, be constantly to be research and the breakthrough of progressing greatly again, enterprise can reach more perfect boundary, thereby finds still to have the improvements of need as follows:
1. the unnecessary water yield outside hydraulic pressure outfall excavationg pump bonnet body, but, water conservancy diversion re-uses though going into to collect in the generic container, but increase the trouble that the user need deposit container in addition fully also, or because of be the accumulation hypervolia can't utilize inconvenience more totally, most consumers can be selected directly to outwell at last on the contrary, produces waste water resource virtually.
When superfluous hydraulic pressure through the hydraulic pressure outfall of pump head lid the time, regular meeting supervenes bigger current noise, disturbs the peacefulness of indoor environment at home and cause.
(3) summary of the invention
The present invention's main purpose is that a kind of diaphragm pump of constant pressure type is being provided, mainly be between the hydraulic pressure outfall of its pump head lid and water intake, to be equipped with a connecting pipe road, feasible unnecessary hydraulic pressure from pump head lid inner high voltage hydroecium, can be disposed to outside the high pressure hydroecium by this hydraulic pressure outfall earlier in regular turn, after arriving the water intake of pump head lid via this connecting pipeline again, and directly enter in the interior low pressure hydroecium of pump head lid, to constitute one by the high pressure hydroecium in the pump head lid, the hydraulic pressure outfall, connecting pipeline, the pressure release closed recirculating that water intake and low pressure hydroecium are formed flows back to the road; Make the water flow of this unnecessary hydraulic pressure must not be guided to again in other complementary tank, and solve user's inconvenience and not convenient following and cause and be reluctant the waste of recovery.
Another object of the present invention is that a kind of diaphragm pump of constant pressure type is being provided, by the excavationg pump bonnet body outer more than surplus hydraulic pressure promptly directly guide once again to flowing to water intake, the merging of can confluxing mutually with the hydraulic pressure of source water inlet, improve the intake pressure of pump head lid integral body on the contrary, and the power of indirect help motor output is comparatively laborsaving, and then reaches the energy-saving efficiency of more economizing energy.
The present invention's another purpose is promptly providing a kind of diaphragm pump of constant pressure type, owing to more be provided with a backflow buffering annular groove in the position of intersection mutually with relief hole at pump head lid internal pressure-regulating groove, before making that the water of unnecessary hydraulic pressure arrives the hydraulic pressure outfall, must be earlier after this backflow buffering annular groove that detours, could arrive the hydraulic pressure outfall and export, so can effectively reduce the operating noise of pressure diaphragm pump.
It is as follows to repeat technological scheme of the present invention more in detail:
A kind of diaphragm pump of constant pressure type of the present invention, it comprises:
One motor;
One upper cover base is to be positioned at this motor force-output shaft end, and its periphery has installed a predetermined screw; A predetermined escapement is to be hubbed in this loam cake pedestal, can be subjected to this motor force-output shaft driving and conversion and be axially reciprocating;
One barrier film valve gap group is to be located on this upper cover base, and its end face central authorities are embedded with a high pressure valve, then is embedded with a predetermined Low pressure valve on bottom surface around this high pressure valve; And
One pump head lid, corresponding two ends respectively are provided with a water intake and a water outlet on its outer edge surface, bottom part ring in its inner rim face is provided with a scalariform groove, and its inner rim face central authorities are provided with an annular groove towards this scalariform geosynclinal convex, be equipped with an osculum that is conducted with water outlet on the trough wall surface of this annular groove, and its tip portion presses on the high pressure valve peripheral edge face that is affixed on this barrier film valve gap group, and between the internal face of this annular groove and this barrier film valve gap group, form a high pressure hydroecium, in between the inner edge surface of the outer edge surface of annular groove and pump head lid, then form a predetermined low pressure hydroecium, be concaved with a pressure regulation groove towards its inner this annular groove direction on the lateral margin face outside this pump head lid in addition, its bottom surface central authorities run through towards this annular groove and are provided with a relief hole, and closely run through towards pump head lid top surface on the side wall surface at this pressure regulation groove floor place and be provided with a hydraulic pressure outfall, in this pressure regulation groove, be equipped with an adjusting screw again, end in this adjusting screw respectively is provided with a pressure spring and a stop block in regular turn again, it is characterized in that:
Be equipped with a connecting pipe road between the hydraulic pressure outfall of this pump head lid and the water intake, make to constitute a pressure release closed recirculating by the high pressure hydroecium in this pump head lid, hydraulic pressure outfall, connecting pipeline, water intake and low pressure hydroecium and flow back to the road.
Wherein, this connecting pipeline is to have flexible flexible tube.
Wherein, this be positioned at pressure regulation groove floor and relief hole mutually intersection outer around, more being equipped with one is the backflow buffering annular groove of central shaft with the relief hole, and the lateral slot wall and this hydraulic pressure outfall that should backflow cushion annular groove are mutual conducting.
Wherein, this connecting pipeline system and this pump head lid person of forming that is formed in one.
Wherein, be to be spirally connected mutually between this connecting pipeline and this water intake by a three-way pipe.
A kind of diaphragm pump of constant pressure type of the present invention, its advantage is: it has provides the constant voltage function that meets the specified system water pressure of RO film pipe, and more the power consumption than all known pressure diaphragm pumps is low, the not only energy-conservation environmental benefit that has the running low noise again concurrently meets the innovation of industry applications very much.
(4) description of drawings
Fig. 1: the three-dimensional exploded view that is known pressure diaphragm pump.
Fig. 2: one of the generalized section that is the pump head lid of known pressure diaphragm pump.
Fig. 3: be known pressure diaphragm pump the pump head lid generalized section two.
Fig. 4: be one of pump head lid schematic perspective view of known inner pressure regulating type pressure diaphragm pump.
Fig. 5: be known inner pressure regulating type pressure diaphragm pump pump head lid schematic perspective view two.
Fig. 6: the a-a generalized section that is Fig. 5.
Fig. 7: the b-b generalized section that is Fig. 5.
Fig. 8: one of the illustrative view that is the pump head lid of known inner pressure regulating type pressure diaphragm pump.
Fig. 9: be known inner pressure regulating type pressure diaphragm pump the pump head lid illustrative view two.
Figure 10: the pump head lid schematic perspective view that is known outside pressure regulating type pressure diaphragm pump.
Figure 11: the c-c generalized section that is Figure 10.
Figure 12: the d-d generalized section that is Figure 10.
Figure 13: the illustrative view that is the pump head lid of known outside pressure regulating type pressure diaphragm pump.
Figure 14: the pump head lid generalized section that is known outside pressure regulating type pressure diaphragm pump.
Figure 15: the three-dimensional exploded view that is the present invention.
Figure 16: be one of schematic perspective view of pump head lid among the present invention.
Figure 17: be pump head lid among the present invention schematic perspective view two.
Figure 18: the e-e generalized section that is Figure 16.
Figure 19: the f-f generalized section that is Figure 16.
Figure 20: be that the pressure regulation groove is provided with one of the generalized section of buffering annular groove that refluxes among the present invention.
Figure 21: be two of the pressure regulation groove is provided with the buffering annular groove that refluxes among the present invention generalized section.
Figure 22: be that the pressure regulation groove is provided with one of the illustrative view of buffering annular groove that refluxes among the present invention.
Figure 23: be two of the pressure regulation groove is provided with the buffering annular groove that refluxes among the present invention illustrative view.
Figure 24: the pump head lid top view that is another embodiment among the present invention.
Figure 25: the g-g generalized section that is Figure 16.
Figure 26: the generalized section that is another embodiment of Figure 24.
Number in the figure is as follows:
2-bolt 4,31,71-water intake
10-motor 11-upper cover base
12-screw 13-escapement
20-barrier film valve gap group 21,23-high pressure valve
22- Low pressure valve 30,40,60,70-pump head lid
32,42,72- water outlet 33,43,73-low pressure hydroecium
34,44-high pressure hydroecium 35-osculum
36,701-perforation 37,702-scalariform groove
38,75-annular groove 46,76-osculum
47-hollow pressure releasing chamber 48-relief hole
49-pressure release passage 50-pressure regulating seat
51,80- voltage regulation screw 52,71,81-pressure spring
53-retaining depression bar 64,74-high pressure hydroecium
65-annular groove 67,77-relief hole
68,78-pressure regulation groove 69-hydraulic pressure outfall
69,79-hydraulic pressure outfall 70-adjusting screw
72,82-stop block 90,100-connecting pipeline 781-
The buffering that refluxes annular groove P-water pipe
The former water of T-three-way pipe W-
(5) embodiment
To shown in Figure 21, is first embodiment of diaphragm pump of constant pressure type of the present invention as Figure 15, a kind of diaphragm pump of constant pressure type of the present invention, and it comprises: a motor 10; One is positioned at cage 11 on this motor 10 force-output shafts (not showing on the figure) end, and these upper cover base 11 peripheries have installed several screws 12; One is hubbed in this loam cake pedestal 11, and is subjected to this motor 10 force-output shafts driving and changes several escapements 13 that are axially reciprocating; One is located at the barrier film valve gap group 20 on this upper cover base 11, and its end face central authorities are embedded with a high pressure valve 23, then is being embedded with several Low pressure valves 22 on the bottom surface around this high pressure valve 23; An and pump head lid 70 etc.; By several screws 12 of upper cover base 11 and the default perforation 701 of pump head lid 70 opposite positions, jointly by bolt 2 in addition spiral shell be combined into one (as shown in figure 15) admittedly.
Wherein, corresponding two ends respectively are provided with a water intake 71 and a water outlet 72 on the outer edge surface of this pump head lid 70, then be equipped with a scalariform groove 702 in the bottom of its inner rim face, make outside this barrier film valve gap group 20 circumferential surface can be closely connected on this scalariform groove 702, the inner edge surface central authorities of this pump head lid 70 convex with an annular groove 75 towards this scalariform groove 702 again, and on its trough wall surface, be equipped with an osculum 76 that is conducted with water outlet 72 again, the tip portion of this annular groove 75 system presses on the high pressure valve 23 peripheral edge faces that are affixed on this barrier film valve gap group 20 in addition, make to form a high pressure hydroecium 74 between the internal face of this annular groove 75 and this barrier film valve gap group 20, then form several low pressure hydroeciums 73 (as Figure 17 and shown in Figure 180) between the inner edge surface of the outer edge surface of annular groove 75 and pump head lid 70; On lateral margin face outside the pump head lid 70, be concaved with a pressure regulation groove 78 in addition towards its inner circular annular groove 75 directions, the bottom surface central authorities of this pressure regulation groove 78 run through towards annular groove 75 and are provided with a relief hole 77, on the side wall surface at nearly this place, pressure regulation groove 78 bottom surface, run through in addition and be provided with a hydraulic pressure outfall 79 towards pump head lid 70 top surfaces, in this pressure regulation groove 78, then be equipped with an adjusting screw 80, and the end of this adjusting screw 80 respectively is provided with a pressure spring 81 and a stop block 82 in regular turn, and this stop block 82 is to be subjected to the elastic force pressure pushing tow of this pressure spring 81 and support to paste stop up to live on this relief hole 77 (as shown in figure 18) again; Wherein, be equipped with a connecting pipe road 90 between the hydraulic pressure outfall 79 of this pump head lid 70 and the water intake 71, and this connecting pipeline 90 is to be spirally connected mutually by a three-way pipe T with this water intake 71, is formed a pressure release closed recirculating by high pressure hydroecium 74, hydraulic pressure outfall 79, connecting pipeline 90, water intake 71 and low pressure hydroecium 73 in this pump head lid 70 and flows back to the road.
Continuous extremely shown in Figure 21 as Figure 20, as the former water W that flows into after the supercharging in the high pressure hydroecium 74, meet specified system water pressure value when following, and the stop block of blocking on the relief hole 77 82 can't be pushed away this relief hole 77, so the high-pressure water flow in all high pressure hydroeciums 74 all can be exported (as shown in figure 20) through water outlet 72 to pump head lid 70 outsides by osculum 76 totally; When the hydraulic pressure value in the high pressure hydroecium 74 surpasses specified system water pressure, hydraulic pressure can push away relief hole 77 with stop block 82, the hydraulic pressure that feasible residue exceeds can directly be disposed to pump head lid 70 outsides by this relief hole 77 through hydraulic pressure outfall 79 in regular turn, after arriving the three-way pipe T of water intake 71 of pump head lids 70 via this connecting pipeline 90 again, and directly enter in the interior low pressure hydroecium 73 of pump head lid 70 (as shown in figure 21), at the same time the intake pressure imported of another entry end of this three-way pipe T then can with this residue hydraulic pressure from connecting pipeline 90 converge and the low pressure hydroecium 73 of inflow pump bonnet body 70 in, in other words, the intake pressure of supposing the pump head lid is 50psi, the specified system water pressure of water outlet is 80psi, then when the hydraulic pressure in the high pressure hydroecium 74 reaches 90psi, its residue hydraulic pressure is 10psi (90psi-80psi=10psi), and should remain hydraulic pressure 10psi via connecting pipeline 90, and increase is become 60psi (50psi+10psi=60psi) with total input intake pressure after intake pressure 50psi converges mutually, that is motor 10 is the power that following of the condition of 50psi is done supercharging output at intake pressure, will be that the condition of 60psi is got off to such an extent that lack than intake pressure, relatively the electric energy that it consumed also can be less, all can produce effect of saving energy as long as there is residual pressure to be back to water intake 71 at every turn by drainage, benefit after the long-term accumulated is very considerable, and also can increase the working life of motor 10, the system water pressure of adding 70 outputs of pump head lid all remains under the state of constant voltage forever, also make may more prolonging with the life-span of RO film pipe, all this plurality of advantages all are that the present invention speaks approvingly of part the most.
When the hydraulic pressure in this high pressure hydroecium 74 when to drop to specified system water pressure scope be following, this stop block 82 can blocked on this relief hole 77 to pasting by passing under the effect of these pressure spring 81 rebounding forces again once again, and make the hydraulic pressure in this high pressure hydroecium 74 no longer let out the extremely external world of overflowing, and make these high pressure hydroecium 74 pressure inside can remain on forever in the normal specified system water pressure scope (as shown in figure 20).
Figure 22 and shown in Figure 23 for another example, this be positioned at pressure regulation groove 78 bottom surfaces and relief hole 77 mutually intersection outer around, more to establish one be the backflow buffering annular groove 781 of central shaft with relief hole 77 to ring, and lateral slot wall and this hydraulic pressure outfall 79 of this backflow buffering annular groove 781 are mutual conducting, after feasible surplus water from this relief hole 77 is pressed in and touches stop block 82, after must being compelled to be introduced into this backflow buffering annular groove 781, could flow into (as shown in figure 23) in the hydraulic pressure outfall 79 again, thereby have the effect that reduces the current noise.
And for example Figure 24 is the present invention's second embodiment to shown in Figure 26, and wherein, the connecting pipeline 100 that the hydraulic pressure outfall 79 of this pump head lid 70 and water intake are 71 is to be made of one piece with this pump head lid 70.
Claims (5)
1, a kind of diaphragm pump of constant pressure type, it comprises:
One motor;
One upper cover base is to be positioned at this motor force-output shaft end, and its periphery has installed a predetermined screw; A predetermined escapement is to be hubbed in this loam cake pedestal, can be subjected to this motor force-output shaft driving and conversion and be axially reciprocating;
One barrier film valve gap group is to be located on this upper cover base, and its end face central authorities are embedded with a high pressure valve, then is embedded with a predetermined Low pressure valve on bottom surface around this high pressure valve; And
One pump head lid, corresponding two ends respectively are provided with a water intake and a water outlet on its outer edge surface, bottom part ring in its inner rim face is provided with a scalariform groove, and its inner rim face central authorities are provided with an annular groove towards this scalariform geosynclinal convex, be equipped with an osculum that is conducted with water outlet on the trough wall surface of this annular groove, and its tip portion presses on the high pressure valve peripheral edge face that is affixed on this barrier film valve gap group, and between the internal face of this annular groove and this barrier film valve gap group, form a high pressure hydroecium, in between the inner edge surface of the outer edge surface of annular groove and pump head lid, then form a predetermined low pressure hydroecium, be concaved with a pressure regulation groove towards its inner this annular groove direction on the outside lateral margin face of this pump head lid in addition, its bottom surface central authorities run through towards this annular groove and are provided with a relief hole, and closely run through towards pump head lid top surface on the side wall surface at this pressure regulation groove floor place and be provided with a hydraulic pressure outfall, in this pressure regulation groove, be equipped with an adjusting screw again, end in this adjusting screw respectively is provided with a pressure spring and a stop block in regular turn again, it is characterized in that:
Be equipped with a connecting pipe road between the hydraulic pressure outfall of this pump head lid and the water intake, make to constitute a pressure release closed recirculating by the high pressure hydroecium in this pump head lid, hydraulic pressure outfall, connecting pipeline, water intake and low pressure hydroecium and flow back to the road.
2, a kind of diaphragm pump of constant pressure type according to claim 1 is characterized in that, this connecting pipeline is to have flexible flexible tube.
3, a kind of diaphragm pump of constant pressure type according to claim 1, it is characterized in that, this be positioned at pressure regulation groove floor and relief hole mutually intersection outer around, more being equipped with one is the backflow buffering annular groove of central shaft with the relief hole, and the lateral slot wall and this hydraulic pressure outfall that should backflow cushion annular groove are mutual conducting.
4, a kind of diaphragm pump of constant pressure type according to claim 1 is characterized in that, this connecting pipeline system and this pump head lid person of forming that is formed in one.
5, a kind of diaphragm pump of constant pressure type according to claim 2 is characterized in that, is to be spirally connected mutually by a three-way pipe between this connecting pipeline and this water intake.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/395,313 US20070201985A1 (en) | 2006-02-27 | 2006-04-03 | Diaphragm pump of constant pressure type |
| US11/395,313 | 2006-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101050763A true CN101050763A (en) | 2007-10-10 |
| CN101050763B CN101050763B (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101040872A Expired - Fee Related CN101050763B (en) | 2006-04-03 | 2006-08-03 | Diaphragm pump of constant pressure type |
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| Country | Link |
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| CN (1) | CN101050763B (en) |
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| CN102384075A (en) * | 2011-09-21 | 2012-03-21 | 吴瑞昌 | Pump head structure of membrane booster pump |
| CN101644254B (en) * | 2008-08-04 | 2012-06-06 | 徐兆火 | Piston valve for diaphragm pump |
| CN101676562B (en) * | 2008-09-18 | 2012-06-20 | 蔡应麟 | Leak stoppage structure of diaphragm pump head cover body |
| CN102606455A (en) * | 2012-04-09 | 2012-07-25 | 浙江濛花喷雾器有限公司 | Spring type diaphragm pump |
| CN102678534A (en) * | 2011-10-27 | 2012-09-19 | 蔡应麟 | Tunnel pump head cover of constant pressure diaphragm pump |
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| US4722230A (en) * | 1986-05-29 | 1988-02-02 | Graco Inc. | Pressure gauge for high pressure flow through diaphragm pump |
| US5791882A (en) * | 1996-04-25 | 1998-08-11 | Shurflo Pump Manufacturing Co | High efficiency diaphragm pump |
| CN2307930Y (en) * | 1997-05-29 | 1999-02-17 | 邓忠荣 | Pump with pressure regulating structure |
| US6299414B1 (en) * | 1999-11-15 | 2001-10-09 | Aquatec Water Systems, Inc. | Five chamber wobble plate pump |
| CN2767704Y (en) * | 2005-01-13 | 2006-03-29 | 蔡应麟 | Pressure relief regulating device for diaphragm pump for direct drinking machine |
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| CN101676562B (en) * | 2008-09-18 | 2012-06-20 | 蔡应麟 | Leak stoppage structure of diaphragm pump head cover body |
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| CN102678534A (en) * | 2011-10-27 | 2012-09-19 | 蔡应麟 | Tunnel pump head cover of constant pressure diaphragm pump |
| CN102606455A (en) * | 2012-04-09 | 2012-07-25 | 浙江濛花喷雾器有限公司 | Spring type diaphragm pump |
| CN103244373A (en) * | 2013-04-28 | 2013-08-14 | 刘子良 | Diaphragm and piston composite pump |
| CN103244373B (en) * | 2013-04-28 | 2016-04-27 | 刘子良 | A kind of diaphragm piston combined pump |
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| CN106513487B (en) * | 2016-08-30 | 2018-10-12 | 保隆(安徽)汽车配件有限公司 | A kind of low pressure preformation method based on interior high-pressure molding |
| CN106513487A (en) * | 2016-08-30 | 2017-03-22 | 保隆(安徽)汽车配件有限公司 | Low-pressure pre-forming method based on internal high-pressure forming |
| CN106609752A (en) * | 2016-11-30 | 2017-05-03 | 宁波强生电机有限公司 | Pressure relief structure of diaphragm pump and diaphragm pump |
| CN106837773A (en) * | 2016-12-22 | 2017-06-13 | 阳江市迪迦机电实业有限公司 | Check valve type diaphragm pump cover |
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| CN109751227A (en) * | 2017-11-03 | 2019-05-14 | 厦门科际精密器材有限公司 | It is a kind of for the valve head structure of diaphragm pump and with its diaphragm pump |
| CN107725341A (en) * | 2017-11-29 | 2018-02-23 | 山东博世机械有限公司 | A kind of low energy consumption automatic steady die mould membrane pump |
| CN107725341B (en) * | 2017-11-29 | 2023-10-03 | 山东中聚电器有限公司 | Low-energy-consumption automatic pressure-stabilizing diaphragm pump |
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| CN101050763B (en) | 2012-06-27 |
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