CN2307930Y - Pump with pressure regulating structure - Google Patents
Pump with pressure regulating structure Download PDFInfo
- Publication number
- CN2307930Y CN2307930Y CN 97216645 CN97216645U CN2307930Y CN 2307930 Y CN2307930 Y CN 2307930Y CN 97216645 CN97216645 CN 97216645 CN 97216645 U CN97216645 U CN 97216645U CN 2307930 Y CN2307930 Y CN 2307930Y
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- pump
- water
- valve body
- water outlet
- valve seat
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- Expired - Lifetime
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Abstract
The utility model relates to a pump with pressure regulating structure. The pump is a diaphragm pump, which comprises a driving head, a driving rod seat, a spacer plate, a valve seat, a valve body, a diversion cover, etc., wherein, a hollow annular column is convexly arranged downward in a water outlet groove in the diversion cover, the lower end of the annular column is provided with a reducing type lower end, an internal thread and a through hole are arranged on the top of the annular column, and the through hole is communicated with a water inlet groove. An adjusting knob is revolved in the annular column, the taper tip of the adjusting knob is bunted to the reducing type lower end of the annular column, the rotating adjusting knob controls the space between the taper tip and the lower end of the annular column, and a part of water output flows back into a water inlet end. The utility model can reduce the water outlet pressure of the water outlet end, the water output pressure can be remained a certain, and the efficacy of the further control of the water outlet pressure can be reached.
Description
The utility model relates to the variable displacement pump of the oscillating-piston in a kind of mechanical engineering field liquid pump, particularly relate to and a kind ofly be provided with pressure regulation structure at fairing cap, make some dividing potential drop of discharge pressure flow back to intake chamber, can reduce the pump with pressure regulation structure of discharge pressure.
General pure water maker all is with high-pressure service pump former water to be hit the person in the reverse osmosis membrane pipe, make the pure water molecule in the former water penetrate semipermeable membrane and block impurity, particulate etc., and the pure water delivery after will purifying is gone in the pressure measuring cylinder for use.But the hydraulic pressure of former water can have the difference of height because of the difference of institute inhabitation position, and especially in the building, the hydraulic pressure of low floor can be far away because of the water tower of distance attic, and higher hydraulic pressure is arranged.General hydraulic pressure is no more than 15psi at least, but the hydraulic pressure of low floor often will be higher than 40-50pis in the high building, therefore, if do not install a decompressor, this former water can enter with higher pressure in high-pressure service pump, at this moment, the supercharging once again of this high-pressure service pump, the pressure that makes its waterexit end just can be relatively increase to 120psi by the 80psi output hydraulic pressure of former hydraulic pressure, and the normal working pressure of this reverse osmosis membrane pipe is 80psi, if hydraulic pressure is too big, will reduce the working life of reverse osmosis membrane pipe.This shows that above-mentioned existing high-pressure service pump still has many defectives, and the assistant officer waits to be improved.
Because the drawback that above-mentioned existing high-pressure service pump exists, the design people is based on abundant practical experience and professional knowledge, through constantly studying, design, and after studying sample repeatedly and improving, creates the utility model finally.
Main purpose of the present utility model is, overcome the defective of prior art, and a kind of pump with pressure regulation structure of new structure is provided, make it be provided with the pressure regulation structure at fairing cap, effect by the pressure regulation button, the part of water-outlet quantity is back to water intake end, and can reduces the discharge pressure of waterexit end, and can keep certain.
The purpose of this utility model is realized by following technological scheme.According to the pump that the utility model proposes with pressure regulation structure, this pump is a membrane pump, it comprises: a driving head, be made up of jointly a card post and a seat, wherein, this thickness of following is for to increase shape gradually by its opposite side of one side direction, its upper and lower end face is mutual crooked shape, this card post be vertical fixing on this upper-end surface, and its inside be provided with one with the perpendicular perforation in lower end surface, the output shaft of a motor is placed through wherein; One drives pole socket, and ringwise, end face equidistantly is provided with the plurality of drive bar thereon, and the top of each driveshaft respectively is provided with a screw, and other is provided with top flat locking thereon; The central authorities of this driving pole socket are provided with a bearing, and the card post of above-mentioned driving head is embedded at wherein; One dividing plate, its upper-end surface locking has a water guide cover, and its lower end surface then locks a motor, runs through between its upper and lower end face, is provided with the perforation that most the screws on each driveshaft pass through; One valve seat is located at the top of dividing plate, and the top of this valve seat is provided with a valve body, is provided with most top flats between this valve body and this valve seat; One valve body, be positioned at the top of valve seat, its inside is provided with a pump chamber respectively with respect to each top flat place, the top of each pump chamber is respectively equipped with most water inlets, respectively be provided with a water inlet flap between this water inlet and the top flat, and valve body outside central authorities are provided with a water outlet flap, are provided with most osculums between this water outlet flap and each pump chamber; One fairing cap is locked in the dividing plate top, and this valve body and valve seat are embedded at its lower end, and its central interior is provided with the effluent trough of a hollow cylindrical, and the lower end surface of this effluent trough props up around the water outlet flap of valve body upper end, and its inside communicates with a water outlet; Be provided with the intake chamber of an annular between effluent trough and fairing cap inwall, this intake chamber is covered on each water inlet of this valve body, and is connected with a water intake that leads to the fairing cap outside; It is characterized in that: in the effluent trough of this fairing cap inside, convex with the circular column of a hollow downwards, the lower end of this circular column is the gradually-reducing shape lower end, and is provided with the through hole that an internal thread and is communicated with intake chamber in the upper end; One adjusts button, and its upper end is provided with outside thread, and the lower end is provided with the taper tip, and it revolves is located in the circular column, and its taper tip props up the gradually-reducing shape lower end of above-mentioned circular column lower end.
The utility model compared with prior art has tangible advantage and good effect.By above technological scheme as can be known, the utlity model has the pump of pressure regulation structure, it is a kind of membrane pump that is provided with the pressure regulation structure at fairing cap, this membrane pump mainly comprises driving head, drive pole socket, dividing plate, valve seat, part such as valve body and fairing cap, in the effluent trough of fairing cap inside, convex with the circular column of a hollow downwards, and the lower end of this circular column is the gradually-reducing shape lower end, and be provided with the through hole that internal thread and is communicated with intake chamber in the upper end of circular column, other is provided with one and adjusts button screw-in circular column, and make its taper tip prop up the gradually-reducing shape lower end of circular column, adjust button by rotating, the most advanced and sophisticated spacing with the circular column lower end of may command taper can reach the effect of further control discharge pressure.
In sum, the utlity model has the pump of pressure regulation structure, it is provided with the pressure regulation structure at fairing cap, by the effect of pressure regulation button, the part of water-outlet quantity can be back to water intake end, and can reduce the discharge pressure of waterexit end, and can keep certain, thereby make it be suitable for practicality more, no matter it structurally or all have on the function significantly and to improve, really is a new and innovative, progressive, practical new design.
Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is stereoscopic figure of the present utility model.
Fig. 2 is an exploded perspective view of the present utility model.
Fig. 3 is a composite structure sectional view of the present utility model.
Fig. 4 is the operating principle and the structure sectional view of fairing cap of the present utility model.
Below in conjunction with accompanying drawing and preferred embodiment, to according to its concrete structure of pump, feature and the effect thereof that the utility model proposes with pressure regulation structure, describe in detail as after.
See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utlity model has the pump of pressure regulation structure, it is a kind of membrane pump in the present embodiment, it mainly drives pole socket 2 by a driving head 1, one and a dividing plate 3 is formed a drive portion jointly, forms a pump housing jointly and adjust button 7 by a valve seat 4, a valve body 5, a fairing cap 6 and.Wherein:
This drives pole socket 2, and for ringwise, and end face is equidistantly to be provided with three driveshafts 22 thereon, and the top of each driveshaft 22 respectively is provided with a screw 23, in order to respectively with a screw 41 with a top flat 42 lockings thereon.The lower end central authorities that drive pole socket 2 are provided with a bearing 21, and the central authorities of this bearing 21 are provided with a driving head 1 and are placed in wherein with the card post 11 on it, and the central authorities of this driving head 1 then are provided with a perforation 12, in order to combine with the motor output shaft (not shown).
This driving head 1, it comprises a card post 11 and a seat 13, wherein, this thickness of following 13 by its opposite side of one side direction for increasing shape gradually, therefore its upper-end surface forms not and perpendicular crooked of motor output shaft, whereby, when driving head 1 is driven by motor output shaft, and in the bearing 21 that drives pole socket 2 central authorities during pivot, the big part of its thickness promotes to drive the lower end periphery of pole socket 2 with circulation, is located at the also order jack-up or move down upwards thereupon of each driveshaft 22 that drives pole socket 2 upper ends and make, and, can drive respectively simultaneously on a top flat 42 carries out by thereon screw 41 of locking, move down.
Between above-mentioned each top flat 42 and the dividing plate 3, closely be suppressed with a valve seat 4 with this top flat 42 respectively, the top of this valve seat 4 is provided with a valve body 5, the inside of this valve body 5 is provided with the pump chamber 51 of an indent with respect to each top flat 42 place, respectively the top of this pump chamber 51 respectively is provided with a water inlet flap 52, and the water inlet lower end surface of flap 52 and the upper-end surface of top flat 42 fit, and are provided with a water outlet flap 53 in the central authorities of valve body 5 outer upper end faces.
Each pump chamber 51 of these valve body 5 inside be positioned at inlet valve lobe 52 above locate, be equipped with most water inlets 54; Valve body 5 central authorities below water outlet flap 53 then are equipped with most osculums 55 in addition, and should a majority osculum 55 its penetrate in the inside of valve body 5 and locate, it lays respectively at the periphery of each pump chamber 51 upper end.
When the water inlet 54 of pump chamber 51 obtains feedwater fully, then whenever this top flat 42 to moving down, and the space of pump chamber 51 is strengthened, and when its internal pressure is diminished, the attraction force that it produced with making current via the edge of water inlet 54 with water inlet flap 52, enters within pump chamber 51; When driveshaft 22 begins to move up owing to the driving that is subjected to driving head 1 rotation influences, the top flat 42 of its upper end promptly upwards pushes the water that is pre-stored in the pump chamber 51 again, and it is flowed out outside valve body 5 by the osculum 55 at pump chamber 51 edges and the water outlet flap 53 of valve body 5 upper end central authorities.
Above valve body 5, be provided with a fairing cap 6, the periphery of this fairing cap 6 is provided with most the lugs 61 that are preset with perforation on it, this lug 61 just can be relative with the lug 31 that defaults in dividing plate 3 peripheries, and also be provided with screw on the lug 31 of this dividing plate 3, and can upper and lower two relative lugs 61,31 be locked screw 32 mutually, to fixedly place valve seat 4 therebetween to be one with valve body 5 lockings, and unlikely left and right moving.
This fairing cap 6, its central interior is provided with a columniform effluent trough 62, the lower end surface of this effluent trough 62 just props up one and is located on the O type ring 56 of valve body 5 upper end water outlet flaps 53 peripheries, and in order to preventing the current seepage, the side of effluent trough 62 then is provided with the osculum 63 that stream flows out that can supply water.
One intake chamber 64, be surrounded between the inwall of the outer rim of effluent trough 62 and fairing cap 6, this intake chamber 64 just is covered on most the set water inlets 54 of valve body 5 upper ends, and the side of intake chamber 64 is provided with a water intake 65 (as shown in Figure 4) that communicates with fairing cap 6 outsides in addition, in order to through this water intake 65 (as shown in Figure 4), in order to through these water intake 65 continuous makeup water stream in it, and after via pump chamber 51 pressurization, again by effluent trough 62 and water outlet 63 outputs.
In the effluent trough 62 of these fairing cap 6 inside, convex with the circular column 66 of a hollow downwards, the lower end of this circular column 66 is provided with tapered end 67, and is provided with the through hole 69 that an internal thread 68 and is communicated with intake chamber 64 in the upper end.
This adjusts button 7, and its upper end is provided with outside thread 71, and the lower end is provided with taper tip 72, revolves to be located in the circular column 66, and props up tapered end 67 with its taper tip 72.
By above-mentioned structure, it mainly is rotating driving pole socket 2 to be subjected to motor driven for this membrane pump, supporting driveshaft 22 circulations of compeling the top rises, motor output shaft is whenever rotated a circle, it is moving once promptly to drive each driveshaft 22 pump, to change the space size in the pump chamber 51, in order to draw, to push current, pump is moving fast and both can reach, and the on-stream vibrations of entire pump are minimized.
And because this pump has the effect of supercharging, therefore, when intake pressure increased, discharge pressure just relatively increased.See also shown in Figure 4ly, the utility model is to adjust water pressure by adjusting button 7, and its mode of operation is as follows:
Rotating adjustment button 7 makes taper most advanced and sophisticated 72 rise, make taper most advanced and sophisticated 72 and tapered end 67 produce gap S, this gap S communicates with through hole 69 and intake chamber 64, can make most water-outlet quantity A flow to water outlet 63 outputs from effluent trough 62, the water-outlet quantity B of small part then is back to the intake chamber 64 from this gap S, lowers the pressure of water outlet 63 output current.
Therefore, adjust the precession of button 7 or revolve by the utility model and move back, can change the size of gap S, and then can reach the component that the control water flow is back to intake chamber 64, produce the effect that changes water outlet hydraulic pressure.
Claims (1)
1, a kind of pump with pressure regulation structure, this pump is a membrane pump, it comprises:
One driving head, form jointly by a card post and a seat, wherein, this thickness of following is for to increase shape gradually by its opposite side of one side direction, its upper and lower end face is mutual crooked shape, this card post be vertical fixing on the upper-end surface, and its inside be provided with one with the perpendicular perforation in lower end surface, the output shaft of a motor is placed through wherein;
One drives pole socket, and ringwise, end face equidistantly is provided with the plurality of drive bar thereon, and the top of each driveshaft respectively is provided with a screw, and other is provided with top flat locking thereon; The central authorities of this driving pole socket are provided with a bearing, and the card post of above-mentioned driving head is embedded at wherein;
One dividing plate, its upper-end surface locking has a water guide cover, and then locking in its lower end surface has a motor, runs through between its upper and lower end face, is provided with the perforation that most the screws on each driveshaft pass through;
One valve seat is located at the top of dividing plate, and the top of this valve seat is provided with a valve body, is provided with most top flats between this valve body and the valve seat;
One valve body, be positioned at the top of this valve seat, its inside is provided with a pump chamber respectively with respect to each top flat place, the top of each pump chamber is respectively equipped with most water inlets, respectively be provided with a water inlet flap between this water inlet and the top flat, and valve body outside central authorities are provided with a water outlet flap, are provided with most osculums between this water outlet flap and each pump chamber;
One fairing cap is locked in the dividing plate top, and valve body and valve seat are embedded at its lower end, and its central interior is provided with the effluent trough of a hollow cylindrical, and the lower end surface of this effluent trough props up around the water outlet flap of valve body upper end, and its inside communicates with a water outlet; Be provided with the intake chamber of an annular between effluent trough and fairing cap inwall, this intake chamber is covered on each water inlet of valve body, and is connected with a water intake that leads to the fairing cap outside;
It is characterized in that:
In the effluent trough of this fairing cap inside, convex with the circular column of a hollow downwards, the lower end of this circular column is the gradually-reducing shape lower end, and is provided with the through hole that an internal thread and is communicated with intake chamber in the upper end;
One adjusts button, and its upper end is provided with outside thread, and the lower end is provided with the taper tip, and it revolves is located in the circular column, and its taper tip props up the gradually-reducing shape lower end of above-mentioned circular column lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97216645 CN2307930Y (en) | 1997-05-29 | 1997-05-29 | Pump with pressure regulating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97216645 CN2307930Y (en) | 1997-05-29 | 1997-05-29 | Pump with pressure regulating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2307930Y true CN2307930Y (en) | 1999-02-17 |
Family
ID=33933496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97216645 Expired - Lifetime CN2307930Y (en) | 1997-05-29 | 1997-05-29 | Pump with pressure regulating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2307930Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100538073C (en) * | 2006-09-27 | 2009-09-09 | 蔡应麟 | Method for preventing water leakage in diaphragm type pressure pump and structure thereof |
| CN101382128B (en) * | 2007-09-07 | 2010-08-18 | 蔡应麟 | Compressing diaphragm pump having automatic air expelling and pressure abnormal-preventing features for spray use |
| CN101050763B (en) * | 2006-04-03 | 2012-06-27 | 徐兆火 | Diaphragm pump of constant pressure type |
| CN102678534A (en) * | 2011-10-27 | 2012-09-19 | 蔡应麟 | Tunnel pump head cover of constant pressure diaphragm pump |
| CN106468282A (en) * | 2015-08-21 | 2017-03-01 | 邓元水处理器材（太仓）有限公司 | Pumping bearing arrangement |
| CN109838371A (en) * | 2017-11-29 | 2019-06-04 | 厦门科际精密器材有限公司 | Diaphragm pump |
-
1997
- 1997-05-29 CN CN 97216645 patent/CN2307930Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050763B (en) * | 2006-04-03 | 2012-06-27 | 徐兆火 | Diaphragm pump of constant pressure type |
| CN100538073C (en) * | 2006-09-27 | 2009-09-09 | 蔡应麟 | Method for preventing water leakage in diaphragm type pressure pump and structure thereof |
| CN101382128B (en) * | 2007-09-07 | 2010-08-18 | 蔡应麟 | Compressing diaphragm pump having automatic air expelling and pressure abnormal-preventing features for spray use |
| CN102678534A (en) * | 2011-10-27 | 2012-09-19 | 蔡应麟 | Tunnel pump head cover of constant pressure diaphragm pump |
| CN106468282A (en) * | 2015-08-21 | 2017-03-01 | 邓元水处理器材（太仓）有限公司 | Pumping bearing arrangement |
| CN109838371A (en) * | 2017-11-29 | 2019-06-04 | 厦门科际精密器材有限公司 | Diaphragm pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |