CN103470482B - Controllable silicon water-aspirator pressure control set for adjusting - Google Patents
Controllable silicon water-aspirator pressure control set for adjusting Download PDFInfo
- Publication number
- CN103470482B CN103470482B CN201310384242.0A CN201310384242A CN103470482B CN 103470482 B CN103470482 B CN 103470482B CN 201310384242 A CN201310384242 A CN 201310384242A CN 103470482 B CN103470482 B CN 103470482B
- Authority
- CN
- China
- Prior art keywords
- circuit board
- controllable silicon
- fixed tray
- pass cock
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Control Of Fluid Pressure (AREA)
Abstract
Controllable silicon water-aspirator pressure control set for adjusting, comprise upper cover, regulate fixed tray, circuit board overcoat and housing, regulate in fixed tray and place, lower by-pass cock, controllable silicon water-aspirator pressure adjusting color controls is established in circuit board overcoat, upper cover, regulate fixed tray, be set in outside circuit board in housing, circular hole is opened in described upper cover, on, first is opened respectively before lower by-pass cock, second cylindrical body straight hole, on, lower adjustment switch-side face clamping mechanism, regulate groove processed in fixed tray, inwall side teeth groove, controllable silicon water-aspirator pressure adjusting color controls comprises water pressure gage, control circuit board, SCR control switch, on, lower dead center magnetic switch, input plug and accessory power outlet, water pressure gage pointer is established magnet and upper, lower dead center magnetic switch coordinates, SCR control switch is positioned at bottom control circuit board, fixed by the hydraulic pressure sensing device on screw and water pressure gage, control circuit processed on control circuit board.
Description
Technical field
The invention belongs to pressure control device field, particularly relate to a kind of controllable silicon water-aspirator pressure control set for adjusting.
Background technique
Water-aspirator pressure control set for adjusting mainly refers to the control gear be applied on water pump, when hydraulic pressure is lower than a numerical value, and the controller opens in control gear, water pump is started working, when hydraulic pressure is higher than a numerical value, controller is just cut off the electricity supply, and water pump just quits work.
Existing Water pump pressure controller is mainly divided into Mechanical course and electronic control two class, existing mechanical Water pump pressure controller is controlled by spring pressure, the major defect existed: when the pressure of hydraulic pressure is maximum, water pump load current reaches maximum value, point of contact easily burns out, working life is short, and this controller uses rubber gasket simultaneously, and sealing gasket is easily damaged.Existing electronic type Water pump pressure controller, practical structures controls single-contact relay with electronic circuit, shortcoming has: if circuitry cuts zero line, live wire is normal open, easily causes water pump charged, is prone to accidents, relay contact slow motion, also easily burn out, if really use electronic control, but heat dissipation problem is difficult to resolve again certainly.
Summary of the invention
The object of the invention is the shortcoming existed to overcome prior art, there is provided a kind of and adopt SCR control, water pump self current are utilized to cool controllable silicon, range of working pressure can set arbitrarily and regulate, double-contact controls, use safety, switch motion is sensitive, the controllable silicon water-aspirator pressure control set for adjusting of long service life.
the technological scheme of controllable silicon water-aspirator pressure control set for adjusting of the present invention is: comprise upper cover, regulate fixed tray, circuit board overcoat and housing, upper by-pass cock and lower by-pass cock is placed in described adjustment fixed tray, controllable silicon water-aspirator pressure adjusting color controls is set in described circuit board overcoat, described upper cover, regulate fixed tray, be set on outside circuit board in housing, it is characterized in that the caping of described upper cover is transparent shell, circular hole is had in upper cover, the first cylindrical body straight hole is had before described upper by-pass cock, the second cylindrical body straight hole is had before described lower by-pass cock, on, the side of lower by-pass cock is shaped with clamping mechanism, described adjustment fixed tray is ring, regulate in fixed tray and be shaped with groove, inwall side is shaped with teeth groove, on, lower by-pass cock is placed on and regulates in fixed tray groove, described controllable silicon water-aspirator pressure adjusting color controls is placed on rear in circuit board overcoat and fixes with adjustment fixed tray, described controllable silicon water-aspirator pressure adjusting color controls comprises water pressure gage, control circuit board, SCR control switch, on, lower dead center magnetic switch, input plug and accessory power outlet, water pressure gage pointer arranges magnet, magnet and upper, lower dead center magnetic switch coordinates, described SCR control switch is positioned at the bottom of control circuit board, fixed by the hydraulic pressure sensing device on screw and water pressure gage, described control circuit board is shaped with control circuit, control circuit comprises major loop part and control loop part, described major loop part realizes the connection with ac power supply, by bidirectional triode thyristor Q1, Q2, relay contact K
1-1, K
1-2, resistance R1, R2 and water pump M form, this circuit is series circuit, described control loop part in parallel is in major loop part, be made up of decompression capacitor C1, rectifier D1, voltage-stabiliser tube D2, electrochemical capacitor C3, relay K, triode Q4, resistance R3, R4, R5, electric capacity C2, magnetic reed tube switch S 1, S2, one-way SCR Q3, wherein: after voltage-stabiliser tube D2 is in parallel with electrochemical capacitor C3, one end is connected with the positive pole of relay K with rectifier D1, and negative pole, the one-way SCR Q3 of the other end and rectifier D1 are connected with electric capacity C2, the base stage electric connection resistance R4 of triode, collector electrode electrical connection relay K and resistance R3, emitter electrical connection one-way SCR Q3 and magnetic reed tube switch S 1, be connected with one-way SCR Q3 with electric capacity C2 after magnetic reed tube switch S 1 the other end and resistance R5 connect, magnetic reed tube switch S 2 one end is connected with resistance R3, R4, and the other end is connected with the negative pole of rectifier D1.
The invention discloses a kind of controllable silicon water-aspirator pressure control set for adjusting, controllable silicon water-aspirator pressure adjusting color controls is placed on after in circuit board overcoat and fixes with regulating fixed tray, again its entirety is put into housing, then upper and lower by-pass cock is placed in the groove of adjustment fixed tray, cover upper cover, entirety has been assembled.The caping of case top lid is transparent shell, can directly observe water pressure gage reading, circular hole is offered in upper cover, on, cylindrical body straight hole is had before lower by-pass cock, there is clamping mechanism side, clamping mechanism matches fixing with the teeth groove regulated in fixed tray, when covering upper cover, the circular hole of upper cover is corresponding with the first cylindrical body straight hole of upper by-pass cock, latch is inserted after being fixed, the maximum voltage limiting value of water pressure gage is regulated by rotary upper cover, then latch is extracted, rotate upper cover, make the circular hole of upper cover corresponding with the second cylindrical body straight hole of lower by-pass cock, insert latch, rotate the minimum voltage limiting value that upper cover regulates water pressure gage.Otherwise regulate and also can.Set by rotating upper cover and regulate the pressure protect scope of water pressure gage, simple to operation.In described controllable silicon water-aspirator pressure adjusting color controls, gauge hand arranges magnet, magnet coordinates with upper and lower stop magnetic switch, controls the opening and closing of upper and lower stop magnetic switch according to variation in water pressure situation, carries out the operation work controlling water pump.Owing to constantly producing heat when controllable silicon works, need constantly to cool.Usual employing is air-cooled or radiating fin is self cooling cools, so generally, device volume is large, structure bulky, the present invention adopts the bottom of SCR control switch-linear hybrid in control circuit board, is fixed by the hydraulic pressure sensing device on screw and water pressure gage, utilize self water in hydraulic pressure sensing device as cooling media, SCR control switch is cooled, gathers materials on the spot, greatly reduce the volume of controllable silicon water-aspirator pressure adjusting color controls.Described control circuit is made up of major loop part and control circuit part, major loop part takes the break-make controlling bidirectional triode thyristor to control the action of water pump, adopt double-contact to carry out the break-make of control circuit, ensure safety electricity consumption, controls especially by the action controlling corresponding relay.Control loop part is carried out the break-make of control circuit mainly through variation in water pressure and then is controlled major loop, the main power supply of control loop is the civil power got, first carry out step-down through decompression capacitor C1, then again through rectifier D1, thus realize making Ac become direct current.The function of voltage stabilizing is realized by voltage-stabiliser tube D2 and electrochemical capacitor C3.When connection ac power supply, magnetic reed tube switch S 1, S2 are in normally open, and in circuit, resistance R3, R4 produce bias current electric current, and triode Q4 conducting, one-way SCR Q3 does not have trigger current, and relay K does not work, its normally-closed contact K
1-1, K
1-2be in normally off, water pump is started working.When hydraulic pressure sensor detect exceed limit maximum hydraulic pressure time, trigger magnetic reed tube switch S 1 to close, thus make one-way SCR Q3 triggering and conducting, the electric current that now triode Q4 carries out for flowing through its base stage amplifies, at relay generation current, the coil electricity of relay K, relay adhesive, controls the relay normally-closed contact K of bidirectional triode thyristor
1-1, K
1-2disconnect, bidirectional triode thyristor turns off then, and water pump quits work.When hydraulic pressure sensor detects lower than the minimum hydraulic pressure of restriction, magnetic reed tube switch S 2 closes, through micro-current drain of resistance R3 on resistance R3, the resistance R4 of transistor base hinders electric current to flow into, base stage dead electricity, triode Q4 turns off, and one-way SCR Q3 also cuts off automatically, relay K does not work, its normally-closed contact K
1-1, K
1-2closed, water pump works on.
controllable silicon water-aspirator pressure control set for adjusting of the present invention, the upper end face of described upper and lower by-pass cock is shaped with respectively the spacing index line of switch, bottom surface has hollow endoporus, described clamping mechanism is that the left side of upper by-pass cock is shaped with L shape handle, the right side of lower by-pass cock is shaped with L shape handle, and L shape handle top is shaped with outer teeth groove respectively.Upper and lower stop magnetic switch is placed respectively in the hollow endoporus of upper and lower by-pass cock.On, the upper end face of lower by-pass cock is shaped with respectively the spacing index line of switch, namely the spacing index line of this switch is used to refer to, that places in lower by-pass cock hollow endoporus is upper, the position of lower dead center magnetic switch, user can accurately set water-aspirator pressure scope according to the spacing index line of this switch, on, the outer teeth groove that the handle top of lower by-pass cock is shaped with, match with the teeth groove regulated in fixed tray, it is placed on respectively and regulates relevant position and the corresponding clamping of teeth groove regulating fixed tray in fixed tray groove, regulate by rotating upper cover, the position of lower by-pass cock, then on regulating, the position setting of lower dead center magnetic switch and adjustment hydraulic pressure protection domain.The sidewall of described adjustment fixed tray is shaped with projection, and the bottom of projection has first circular hole.Arrange one piece of boss in the groove of described adjustment fixed tray, described boss bottom is hollow.Described circuit board overcoat is shaped with and the overcoat boss regulating the boss of fixed tray to match, and overcoat boss has two boss circular holes.The control circuit board of controllable silicon water-aspirator pressure adjusting color controls is placed in the groove of circuit board overcoat, the circular hole of SCR control switch is corresponding with the boss circular hole on overcoat boss, conveniently screw is installed, then with epoxy resin glue, control circuit board is sealed in the groove of circuit board overcoat, then after being fixed by screw and water pressure gage, overall and adjustment fixed tray fixes again, the overcoat boss put outside circuit board just blocks mutually with regulating the cannular boss of fixed tray, and water pressure gage dial plate is just placed in the hollow circular ring of adjustment fixed tray.Described housing sidewall has recess, and the bottom of recess has second circular hole.The position suitable for reading of described housing is shaped with positive stop strip.Adjustment fixed tray is placed in housing, the bottom surface of fixed tray is regulated to contact with the positive stop strip at housing position suitable for reading, the recess that the projection regulating fixed tray sidewall to be shaped with and housing sidewall have blocks fixing mutually, first circular hole bottom projection and second circular hole of notched bottoms form circular hole, allow electric wire pass-out from this circular hole.The bottom of described housing has socket bore.Described input plug is connected on control circuit board by wire, and described accessory power outlet is directly welded on control circuit board by wire connection control circuit board or by accessory power outlet.Input plug is connected with Ac, installs accessory power outlet, and facilitate control loop to control major loop, the set-up mode of accessory power outlet has two kinds, can select according to actual conditions.When taking accessory power outlet to be directly welded on control circuit board, offering socket bore at housing bottom, conveniently accessing plug.
Accompanying drawing explanation
Fig. 1 is the fractionation structural representation of controllable silicon water-aspirator pressure control set for adjusting of the present invention;
Fig. 2 is the schematic front view of controllable silicon water-aspirator pressure adjusting color controls of the present invention;
Fig. 3 is the schematic rear view of controllable silicon water-aspirator pressure adjusting color controls of the present invention;
Fig. 4 is the schematic top plan view of upper by-pass cock of the present invention;
Fig. 5 is the elevational schematic view of upper by-pass cock of the present invention;
Fig. 6 is the schematic top plan view of lower by-pass cock of the present invention;
Fig. 7 is the elevational schematic view of lower by-pass cock of the present invention;
Fig. 8 is the perspective view of adjustment fixed tray of the present invention;
Fig. 9 is the perspective view of circuit board overcoat of the present invention;
Figure 10 is the perspective view of housing of the present invention;
Figure 11 is the schematic top plan view of housing of the present invention;
Figure 12 is control circuit schematic diagram of the present invention.
Embodiment
The present invention relates to a kind of controllable silicon water-aspirator pressure control set for adjusting, as shown in Fig. 1-Figure 12, comprise upper cover 1, regulate fixed tray 3, circuit board overcoat 4 and housing 6, upper by-pass cock 21 and lower by-pass cock 22 is placed in described adjustment fixed tray 3, controllable silicon water-aspirator pressure adjusting color controls 5 is set in described circuit board overcoat 4, described upper cover 1, regulate fixed tray 3, circuit board overcoat 4 is arranged in housing 6, it is characterized in that the caping 12 of described upper cover is transparent shell, circular hole 11 is had in upper cover 1, the first cylindrical body straight hole 215 is had before described upper by-pass cock 21, the second cylindrical body straight hole 225 is had before described lower by-pass cock 22, on, the side of lower by-pass cock is shaped with clamping mechanism, described adjustment fixed tray 3 is ring, regulate in fixed tray and be shaped with groove 32, inwall side is shaped with teeth groove 33, on, lower by-pass cock is placed on and regulates in fixed tray groove, described controllable silicon water-aspirator pressure adjusting color controls 5 is placed on rear in circuit board overcoat 4 and fixes with adjustment fixed tray 3, described controllable silicon water-aspirator pressure adjusting color controls 5 comprises water pressure gage 51, control circuit board 52, SCR control switch 525, on, lower dead center magnetic switch 521, 522, input plug 524 and accessory power outlet 523, water pressure gage pointer 511 is arranged magnet 512, magnet 512 is with upper, lower dead center magnetic switch 521, 522 coordinate, described SCR control switch 525 is positioned at the bottom of control circuit board 52, fixed by the hydraulic pressure sensing device 513 on screw and water pressure gage 51, described control circuit board 52 is shaped with control circuit, control circuit comprises major loop part 7 and control loop part 8, described major loop part 7 realizes the connection with ac power supply, by bidirectional triode thyristor Q1, Q2, relay contact K
1-1, K
1-2, resistance R1, R2 and water pump M form, this circuit is series circuit, described control loop part 8 is connected in parallel in major loop part 7, be made up of decompression capacitor C1, rectifier D1, voltage-stabiliser tube D2, electrochemical capacitor C3, relay K, triode Q4, resistance R3, R4, R5, electric capacity C2, magnetic reed tube switch S 1, S2, one-way SCR Q3, wherein: after voltage-stabiliser tube D2 is in parallel with electrochemical capacitor C3, one end connects with the positive pole of relay K and rectifier D1, and negative pole, the one-way SCR Q3 of the other end and rectifier D1 are connected with electric capacity C2, the base stage electric connection resistance R4 of triode, collector electrode electrical connection relay K and resistance R3, emitter electrical connection one-way SCR Q3 and magnetic reed tube switch S 1, be connected with one-way SCR Q3 with electric capacity C2 after magnetic reed tube switch S 1 the other end and resistance R5 connect, magnetic reed tube switch S 2 one end is connected with resistance R3, R4, and the other end is connected with the negative pole of rectifier D1.
Controllable silicon water-aspirator pressure control set for adjusting of the present invention, controllable silicon water-aspirator pressure adjusting color controls is placed on after in circuit board overcoat and fixes with regulating fixed tray, again its entirety is put into housing, then upper and lower by-pass cock is placed in the groove of adjustment fixed tray, cover upper cover, entirety has been assembled.The caping of case top lid is transparent shell, can directly observe water pressure gage reading, circular hole is offered in upper cover, on, cylindrical body straight hole is had before lower by-pass cock, there is clamping mechanism side, clamping mechanism matches fixing with the teeth groove regulated in fixed tray, when covering upper cover, the circular hole of upper cover is corresponding with the first cylindrical body straight hole of upper by-pass cock, latch is inserted after being fixed, the maximum voltage limiting value of water pressure gage is regulated by rotary upper cover, then latch is extracted, rotate upper cover, make the circular hole of upper cover corresponding with the second cylindrical body straight hole of lower by-pass cock, insert latch, rotate the minimum voltage limiting value that upper cover regulates water pressure gage.Otherwise regulate and also can.Set by rotating upper cover and regulate the pressure protect scope of water pressure gage, simple to operation.In described controllable silicon water-aspirator pressure adjusting color controls, gauge hand arranges magnet, magnet coordinates with upper and lower stop magnetic switch, controls the opening and closing of upper and lower stop magnetic switch according to variation in water pressure situation, carries out the operation work controlling water pump.Owing to constantly producing heat when controllable silicon works, need constantly to cool.Usual employing is air-cooled or radiating fin is self cooling cools, so generally, device volume is large, structure bulky, the present invention adopts the bottom of SCR control switch-linear hybrid in control circuit board, is fixed by the hydraulic pressure sensing device on screw and water pressure gage, utilize self water in hydraulic pressure sensing device as cooling media, SCR control switch is cooled, gathers materials on the spot, greatly reduce the volume of controllable silicon water-aspirator pressure adjusting color controls.Described control circuit is made up of major loop part and control circuit part, major loop part takes the break-make controlling bidirectional triode thyristor to control the action of water pump, adopt double-contact to carry out the break-make of control circuit, ensure safety electricity consumption, controls especially by the action controlling corresponding relay.Control loop part is carried out the break-make of control circuit mainly through variation in water pressure and then is controlled major loop, the main power supply of control loop is the civil power got, first carry out step-down through decompression capacitor C1, then again through rectifier D1, thus realize making Ac become direct current.The function of voltage stabilizing is realized by voltage-stabiliser tube D2 and electrochemical capacitor C3.When connection ac power supply, magnetic reed tube switch S 1, S2 are in normally open, and in circuit, resistance R3, R4 produce bias current electric current, and triode Q4 conducting, one-way SCR Q3 does not have trigger current, and relay K does not work, its normally-closed contact K
1-1, K
1-2be in normally off, water pump is started working.When hydraulic pressure sensor detect exceed limit maximum hydraulic pressure time, trigger magnetic reed tube switch S 1 to close, thus make one-way SCR Q3 triggering and conducting, the electric current that now triode Q4 carries out for flowing through its base stage amplifies, at relay generation current, the coil electricity of relay K, relay adhesive, controls the relay normally-closed contact K of bidirectional triode thyristor
1-1, K
1-2disconnect, bidirectional triode thyristor turns off then, and water pump quits work.When hydraulic pressure sensor detects lower than the minimum hydraulic pressure of restriction, magnetic reed tube switch S 2 closes, through micro-current drain of resistance R3 on resistance R3, the resistance R4 of transistor base hinders electric current to flow into, base stage dead electricity, triode Q4 turns off, and one-way SCR Q3 also cuts off automatically, relay K does not work, its normally-closed contact K
1-1, K
1-2closed, water pump works on.
Controllable silicon water-aspirator pressure control set for adjusting of the present invention, the upper end face of described upper and lower by-pass cock is shaped with respectively the spacing index line 213,223 of switch, bottom surface has hollow endoporus 214,224, described clamping mechanism is that the left side of upper by-pass cock 21 is shaped with L shape handle 211, the right side of lower by-pass cock 22 is shaped with L shape handle 221, L shape handle top 211,221 and is shaped with outer teeth groove 212,222 respectively.Upper and lower stop magnetic switch 521,522 is placed respectively in the hollow endoporus 214,224 of upper and lower by-pass cock.On, the upper end face of lower by-pass cock is shaped with respectively the spacing index line of switch, namely the spacing index line of this switch is used to refer to, that places in lower by-pass cock hollow endoporus is upper, the position of lower dead center magnetic switch, user can accurately set water-aspirator pressure scope according to the spacing index line of this switch, on, the outer teeth groove that the handle top of lower by-pass cock is shaped with, match with the teeth groove regulated in fixed tray, it is placed on respectively and regulates relevant position and the corresponding clamping of teeth groove regulating fixed tray in fixed tray groove, regulate by rotating upper cover, the position of lower by-pass cock, then on regulating, the position setting of lower dead center magnetic switch and adjustment hydraulic pressure protection domain.The sidewall of described adjustment fixed tray is shaped with projection 31, and the bottom of projection has first circular hole 311.Arrange one piece of boss 34 in the groove 32 of described adjustment fixed tray, described boss bottom is hollow.Described circuit board overcoat 4 is shaped with and the overcoat boss 41 regulating the boss 34 of fixed tray to match, and overcoat boss has two boss circular holes 42.The control circuit board of controllable silicon water-aspirator pressure adjusting color controls is placed in the groove of circuit board overcoat, the circular hole of SCR control switch is corresponding with the boss circular hole 42 on overcoat boss, conveniently screw is installed, then with epoxy resin glue, control circuit board is sealed in the groove of circuit board overcoat, then after being fixed by screw and water pressure gage, overall and adjustment fixed tray fixes again, the overcoat boss put outside circuit board just blocks mutually with regulating the cannular boss of fixed tray, and water pressure gage dial plate is just placed in the hollow circular ring of adjustment fixed tray.Described housing 6 sidewall has recess 61, and the bottom of recess has second circular hole 611.The position suitable for reading of described housing 6 is shaped with positive stop strip 62.Adjustment fixed tray is placed in housing, the bottom surface of fixed tray is regulated to contact with the positive stop strip at housing position suitable for reading, the recess that the projection regulating fixed tray sidewall to be shaped with and housing sidewall have blocks fixing mutually, first circular hole bottom projection and second circular hole of notched bottoms form circular hole, allow electric wire pass-out from this circular hole.The bottom of described housing has socket bore 63.Described input plug 524 is connected on control circuit board by wire, and described accessory power outlet 523 is directly welded on control circuit board by wire connection control circuit board or by accessory power outlet.Input plug is connected with Ac, installs accessory power outlet, and facilitate control loop to control major loop, the set-up mode of accessory power outlet has two kinds, can select according to actual conditions.When taking accessory power outlet to be directly welded on control circuit board, offering socket bore at housing bottom, conveniently accessing plug.
Claims (10)
1. controllable silicon water-aspirator pressure control set for adjusting, comprise upper cover (1), regulate fixed tray (3), circuit board overcoat (4) and housing (6), upper by-pass cock (21) and lower by-pass cock (22) is placed in described adjustment fixed tray (3), in described circuit board overcoat (4), controllable silicon water-aspirator pressure adjusting color controls (5) is set, described upper cover (1), regulate fixed tray (3), circuit board overcoat (4) is arranged in housing (6), the caping (12) that it is characterized in that described upper cover is transparent shell, circular hole (11) is had in upper cover (1), the first cylindrical body straight hole (215) is had before described upper by-pass cock (21), the second cylindrical body straight hole (225) is had before described lower by-pass cock (22), on, the side of lower by-pass cock is shaped with clamping mechanism, described adjustment fixed tray (3) is ring, regulate in fixed tray and be shaped with groove (32), inwall side is shaped with teeth groove (33), on, lower by-pass cock is placed on and regulates in fixed tray groove, described controllable silicon water-aspirator pressure adjusting color controls (5) is placed on rear in circuit board overcoat (4) and fixes with adjustment fixed tray (3), described controllable silicon water-aspirator pressure adjusting color controls (5) comprises water pressure gage (51), control circuit board (52), SCR control switch (525), on, lower dead center magnetic switch (521), (522), input plug (524) and accessory power outlet (523), water pressure gage pointer (511) is arranged magnet (512), magnet (512) is with upper, lower dead center magnetic switch (521), (522) coordinate, described SCR control switch (525) is positioned at the bottom of control circuit board (52), fixed by the hydraulic pressure sensing device (513) on screw and water pressure gage (51), described control circuit board (52) is shaped with control circuit, control circuit comprises major loop part (7) and control loop part (8), described major loop part (7) realizes the connection with ac power supply, by bidirectional triode thyristor Q1, Q2, relay contact K
1-1,
k1-2, resistance R1, R2 and water pump M form, this circuit is series circuit, described control loop part (8) is connected in parallel in major loop part (7), be made up of decompression capacitor C1, rectifier D1, voltage-stabiliser tube D2, electrochemical capacitor C3, relay K, triode Q4, resistance R3, R4, R5, electric capacity C2, magnetic reed tube switch S 1, S2, one-way SCR Q3, wherein: after voltage-stabiliser tube D2 is in parallel with electrochemical capacitor C3, one end connects with the positive pole of relay K and rectifier D1, and negative pole, the one-way SCR Q3 of the other end and rectifier D1 are connected with electric capacity C2, the base stage electric connection resistance R4 of triode, collector electrode electrical connection relay K and resistance R3, emitter electrical connection one-way SCR Q3 and magnetic reed tube switch S 1, be connected with one-way SCR Q3 with electric capacity C2 after magnetic reed tube switch S 1 the other end and resistance R5 connect, magnetic reed tube switch S 2 one end is connected with resistance R3, R4, and the other end is connected with the negative pole of rectifier D1.
2. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, it is characterized in that described upper, the upper end face of lower by-pass cock is shaped with respectively the spacing index line of switch (213), (223), described is upper, the bottom surface of lower by-pass cock has hollow endoporus (214), (224), described clamping mechanism is that the left side of upper by-pass cock (21) is shaped with L shape handle (211), the right side of lower by-pass cock (22) is shaped with L shape handle (221), two L shape handles (211), (221) top is shaped with outer teeth groove (212) respectively, (222).
3. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 2, is characterized in that placing upper and lower stop magnetic switch (521), (522) respectively in the hollow endoporus (214), (224) of upper and lower by-pass cock.
4. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, it is characterized in that the sidewall of described adjustment fixed tray is shaped with projection (31), the bottom of projection has first circular hole (311).
5. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, arrange one piece of boss (34) in the groove (32) that it is characterized in that described adjustment fixed tray, described boss bottom is hollow.
6. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, it is characterized in that described circuit board overcoat (4) is shaped with the overcoat boss (41) matched with the boss regulating fixed tray (34), overcoat boss has two boss circular holes (42).
7. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, it is characterized in that described housing (6) sidewall has recess (61), the bottom of recess has second circular hole (611).
8. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, is characterized in that the position suitable for reading of described housing (6) is shaped with positive stop strip (62).
9. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, is characterized in that the bottom of described housing has socket bore (63).
10. controllable silicon water-aspirator pressure control set for adjusting as claimed in claim 1, it is characterized in that described input plug (524) is connected on control circuit board by wire, described accessory power outlet (523) is directly welded on control circuit board by wire connection control circuit board or by accessory power outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384242.0A CN103470482B (en) | 2013-08-30 | 2013-08-30 | Controllable silicon water-aspirator pressure control set for adjusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384242.0A CN103470482B (en) | 2013-08-30 | 2013-08-30 | Controllable silicon water-aspirator pressure control set for adjusting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103470482A CN103470482A (en) | 2013-12-25 |
| CN103470482B true CN103470482B (en) | 2015-07-29 |
Family
ID=49795476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310384242.0A Expired - Fee Related CN103470482B (en) | 2013-08-30 | 2013-08-30 | Controllable silicon water-aspirator pressure control set for adjusting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103470482B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484989A (en) * | 2015-11-19 | 2016-04-13 | 宁波李立电器有限公司 | Improved automatic pressure regulating water pump |
| CN207513819U (en) * | 2017-05-09 | 2018-06-19 | 江门麦加道机电厂有限公司 | The improved structure of the pump housing |
| CN108678935B (en) * | 2018-04-25 | 2019-09-13 | 台州市福仕康电器有限公司 | A kind of pressure switch for water pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4277227A (en) * | 1979-07-02 | 1981-07-07 | Imed Corporation | Apparatus for converting a pump to a controller |
| DE4221286A1 (en) * | 1991-07-05 | 1993-01-07 | Annovi & Reverberi S P A | Automatic switching device for motor-pump unit - uses sensor to detect overpressure at output of pump to operate microswitch |
| CN2198415Y (en) * | 1994-07-05 | 1995-05-24 | 康健 | Pressure regulator |
| CN2292174Y (en) * | 1996-12-11 | 1998-09-23 | 上海蓝鲸电机制造有限公司 | Booter pump automatic switch |
| CN102889203A (en) * | 2012-09-04 | 2013-01-23 | 台州威尔普电器有限公司 | Pressure controller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6623245B2 (en) * | 2001-11-26 | 2003-09-23 | Shurflo Pump Manufacturing Company, Inc. | Pump and pump control circuit apparatus and method |
-
2013
- 2013-08-30 CN CN201310384242.0A patent/CN103470482B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4277227A (en) * | 1979-07-02 | 1981-07-07 | Imed Corporation | Apparatus for converting a pump to a controller |
| DE4221286A1 (en) * | 1991-07-05 | 1993-01-07 | Annovi & Reverberi S P A | Automatic switching device for motor-pump unit - uses sensor to detect overpressure at output of pump to operate microswitch |
| CN2198415Y (en) * | 1994-07-05 | 1995-05-24 | 康健 | Pressure regulator |
| CN2292174Y (en) * | 1996-12-11 | 1998-09-23 | 上海蓝鲸电机制造有限公司 | Booter pump automatic switch |
| CN102889203A (en) * | 2012-09-04 | 2013-01-23 | 台州威尔普电器有限公司 | Pressure controller |
Non-Patent Citations (2)
| Title |
|---|
| 基于模糊PID控制的电子压力控制器的实现;吴志红等;《机械与电子》;20090605(第4期);第43-45页 * |
| 微型数字压力控制器的研制与应用;王道顺;《液压气动与密封》;20040108(第5期);第44-46页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103470482A (en) | 2013-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103470482B (en) | Controllable silicon water-aspirator pressure control set for adjusting | |
| CN206907896U (en) | A kind of battery overheat protecting device | |
| CN204257501U (en) | Air bag adjustment type air switch | |
| CN104656697A (en) | Temperature control circuit for an electrical heater. | |
| CN203628006U (en) | Drinking water faucet with sensing and inducting function | |
| CN203480650U (en) | Positioning alarm device for personnel falling into water | |
| CN203536299U (en) | Temperature control switch for water boiling device | |
| CN109303374A (en) | A kind of heating shoes with piezo-electric generating and photovoltaic power generation | |
| CN204945939U (en) | A kind of computer power supply with overheated warning | |
| CN204285267U (en) | A kind of Table lamp controlled by sound | |
| CN204410385U (en) | A kind of touch Temp indicating cup of self-charging | |
| CN204217138U (en) | A kind of electric hot-water bag heater | |
| CN208314485U (en) | A kind of intelligence gate controller | |
| CN203314165U (en) | Temperature-regulating electric heating glove | |
| CN203059358U (en) | Water shortage protective device of electric kettle | |
| CN219514992U (en) | Wireless heating device and aquarium | |
| CN205792060U (en) | A kind of motor of band overcurrent protective device | |
| CN207199075U (en) | The receiver and remote control of a kind of Pets training device | |
| CN206621622U (en) | But self-heating's bit device | |
| CN2907160Y (en) | Electric water heater with automatic alarm | |
| CN205985275U (en) | Lead acid battery controller of heating | |
| CN109448341A (en) | Gas pipeline valve ahead of gas stove is forgotten to close alarm set | |
| CN207165870U (en) | A kind of safety based on infrared sensor, energy-saving socket | |
| CN204600074U (en) | A kind of Intelligent water cup | |
| CN206742543U (en) | A kind of Multi-functional safe socket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160830 |