CN2310875Y - Pressure pump with pressure preset device - Google Patents
Pressure pump with pressure preset device Download PDFInfo
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- CN2310875Y CN2310875Y CN 97228014 CN97228014U CN2310875Y CN 2310875 Y CN2310875 Y CN 2310875Y CN 97228014 CN97228014 CN 97228014 CN 97228014 U CN97228014 U CN 97228014U CN 2310875 Y CN2310875 Y CN 2310875Y
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Abstract
The utility model relates to a booster pump with a pressure setting device, which comprises an outer shell which is provided with a hollow accommodating chamber, a water inlet and a water outlet. The pressure setting device comprises a pulse ending valve and a pressure controller, wherein the pulse ending valve is provided with a passage which is communicated with the water outlet, and the pressure controller is provided with a pressure sensing diaphragm which is communication with the passage. The pressure sensing diaphragm can convert water pressure into mechanical agitation displacement and drives a linking mechanism so that a normally closed electric terminal which is connected to a power circuit of the pump in series is disconnected. When the output water pressure is lower than the setting pressure, the pump automatically starts to operate, and the pump closes automatically when the output water pressure reaches the setting degree.
Description
The utility model relates to a kind of compression pump, particularly relates to the compression pump of a kind of pressure setting device simplification and tool level pressure autostop effect.
General high building or highland send the water conservancy project journey, the hydraulic pressure of depending merely on tap water itself often is not enough to transport smoothly arrival, just must install compression pump additional at this moment tap water is pressurizeed again, in order to being delivered to higher or farther place; And this kind conveying pump is when running, in order to reach the effect of self water feeding, generally there are two kinds of control modes to reach, one is used in the occasion that is provided with water tower or water tank, and utilize in the water tower and can come the electrical switch of direct-driven pump to reach with the floating drum that the water surface floats, another kind of mode is that pressure control device is set, and to export the running that hydraulic pressure comes control pump, when making the low what of its output hydraulic pressure to a certain degree, water is sent in the running of automatically starting pump, and what output hydraulic pressure shuts down when acquiring a certain degree automatically, this kind reached the pump that send water automatically with pressure control device, at present existing various ways, wherein the most generally be provided with the compression pump of pressure measuring cylinder, but the pressure control device of this kind pump structure is comparatively complicated, itself and the configuration that combines of pump body, often all planning and designing again in addition, higher and be not inconsistent economic benefit on cost structure, and this kind pump is provided with one-piece type quite huge pressure measuring cylinder by what, therefore installs and has also produced many puzzlements, and is complicated because of structure, and cause rate of fault to increase, the for example gas leakage of pressure measuring cylinder, leak etc., so that produce the headache problem that reaches in the use in the production maintenance, remain to be improved in fact.
The purpose of this utility model provides a kind of under the fundamental function that does not influence the level pressure autostop at what, effectively simplifies its structure, to reduce cost, reduces the compression pump with pressure setting device of rate of fault.
The utility model provides a kind of compression pump with pressure setting device, comprises a shell, this shell tool one medium altitude chamber, and two entery and delivery ports that communicate with medium altitude chamber; Its feature is at what:
This pressure setting device comprises a check valve, a pulse prevent a valve and a pressure controller, wherein:
Check valve is provided with the water intake of what pump;
The pulse valve of preventing has two corresponding top joints and and connects near the water outlet of what pump end joint, the what top, form a coaxial top on the end joint respectively, end through hole, the top through hole communicates with the external world, and end through hole communicates with the medium altitude chamber of pump and be installed in the water guide element that a usefulness what is guided current, the top, be provided with a passage between end through hole, this passage comprises the water exit end that an entry Duan Yuyi who relies on medium altitude chamber leads to the top through hole, and one connect what and go into, between water exit end and be vertical turn section mutually with water exit end, be connected again between what turn section and water exit end one extend to the external world and with the top, end through hole is vertical adjustment hole, and this adjusts the adjustment element that is installed in the interconnected pore size between an adjustable whole turn section and water exit end in the hole;
The prevent top joint of valve of pressure controller installing what pulse, it has one and is communicated with the prevent pressure-sensitive diaphragm and the pressure adjustmenting mechanism of passage of valve of what pulse, pressure adjustmenting mechanism can be adjusted the elastic force of pressure-sensitive diaphragm, to set the size of start hydraulic pressure, pressure-sensitive diaphragm can convert hydraulic pressure to the mechanical displacement of agitating, and drive the normally closed electric terminal dialysis of a double-action mechanism with a serial connection what pumping source circuit, and can reach easily when output hydraulic pressure hangs down the what setting pressure, automatically water is sent in the primer pump running, and what output hydraulic pressure shuts down when reaching the setting degree automatically.
Described compression pump with pressure setting device, its feature are at what: check valve is established a valve body and the spring that the valve seat, on the what connection block is installed with in what valve seat and the connection block by one for connection block, a spiral shell of installing what pump water inlet mouth and is formed.
Described compression pump with pressure setting device, its feature is at what: pressure controls the pressure adjustmenting mechanism of device, it is the jacking block that is set on the pressure-sensitive diaphragm by, one replaces the spring seat on the what jacking block, one sets firmly the bearing of state, the one adjustment bolt that is pivoted on the what bearing, in the one sheathed what bearing and the what that is spirally connected adjust on the bolt and the adjustment pressing plate of corresponding what spring seat, and one spring between sheathed what spring seat and pressing plate form, and rotation adjustment bolt that can be appropriate is done upper and lower displacement to drive pressing plate, make appropriateness change the strength that spring compresses the what reaction diaphragm, to set act pressure.
Described compression pump with pressure setting device, its feature is at what: double-action mechanism comprises that one one end is hubbed on the support plate and middle being embedded in the top board between jacking block and spring seat, the movable interlocking of an end at the interlock plate on the support plate, a reed that links between what top board and interlock plate, interlock plate convex with a start hook as the moved end, when top board is risen by the top, can drive interlock plate by the driving of reed and move down, make the start hook also descending and the electric terminal dialysis.
Major character of the present utility model is at what: directly at a pump water inlet mouth one check valve is set, make water liquid enter medium altitude chamber Hou of pump by water intake, can't another mistake spill out, near the installing one pulse valve of the preventing water outlet of what pump, and pulse is prevented and is connected a pressure controller again on the valve; The pulse valve of preventing has a passage that is communicated with the medium altitude chamber of pump, this passage comprises that an entry section that relies on medium altitude chamber, a water exit end, connect that what is gone into, be vertical turn section mutually between water exit end and with water exit end, and the adjustment element of the communication gap size of an adjustable whole turn section and water exit end; Pressure controller has the pressure-sensitive diaphragm of a connection what water exit end, reach one by the elastic force of adjusting pressure-sensitive diaphragm, set the pressure adjustmenting mechanism of start hydraulic pressure, pressure-sensitive diaphragm can convert hydraulic pressure to the mechanical displacement of agitating, and drive a double-action mechanism, with the normally closed electric terminal dialysis of a serial connection what pumping source circuit, and can reach easily when output hydraulic pressure hangs down the what setting pressure, automatically water is sent in the primer pump running, and what output hydraulic pressure shuts down when reaching the setting degree automatically.
Take a broad view of above-mentionedly, compression pump provided by the utility model can effectively be simplified its structure really under the fundamental function that does not influence the level pressure autostop, to reduce cost, reduces rate of fault.
Below by Cui embodiment and accompanying drawing the compression pump with pressure setting device of the present utility model is elaborated, in the accompanying drawing:
Fig. 1 is the schematic perspective view than Cui embodiment of the present utility model.
Fig. 2 is the partial schematic sectional view than Cui embodiment of the present utility model.
Fig. 3 is the three-dimensional view sub-anatomy than Cui embodiment check valve of the present utility model.
Fig. 4 is of the present utility model than the prevent combination cross-sectional schematic of valve of Cui embodiment pulse.
Fig. 5 is of the present utility model than the prevent assembling cross-sectional schematic of valve and pressure controller of Cui embodiment pulse.
Fig. 6 is of the present utility model than the prevent action signal cross-sectional schematic of valve and pressure controller of Cui embodiment pulse.
As shown in Figure 1, 2, compression pump 1 of the present utility model comprises a cylinder-like shell 11, this shell 11 has a medium altitude chamber 12, and two entery and delivery port that communicates with medium altitude chamber 12 13,14, be installed in the what medium altitude chamber 12 a usefulness what with water liquid from water intake 13 pressurization and to the impeller 15 that the direction of water outlet 14 pushes, then offer a bolt apertures 16 near the water outlet 14; Pressure setting device comprises on the water intake end seat 111 of an installing what shell 11 and the check valve 2, that can prevent the water liquid adverse current of water intake 13 connects the pulse of establishing on the what bolt apertures 16 valve 4 and of preventing and connects prevent pressure controller 3 on the valve 4 of what pulse;
Consult the 3rd figure again, check valve 2 mainly comprises one and connects connection block 21, a spiral shell on the water intake end seat 111 of establishing what pump 1 and establish valve seat 22, on the what connection block 21 and be installed with a valve body 23 and a spring 24 in what valve seat 22 and the connection block 21; Connection block 21 is attached on the pump 1 water intake end seat 111 for just what, the joint plate 211 that the shape that can be made into the one end matches with it, can directly it be locked and connected on the what water intake end seat 111 to screw togather element, its inner formation one outlet 212, export 212 inboards and be provided with a ring spring seat 213, other holds inner circumference edge then to be provided with screw thread 214; One end outer periphery of valve seat 22 also are formed with screw thread 221, can use on the screw thread 214 that connects airtight the solid what connection block 21 of spiral shell, equidistantly be formed with three guide grooves 222 on its inner circumference edge, it holds to establish in addition has an inlet 223, the inboard of inlet 223 forms a rim bearing and supports portion 224, also establish on its outer periphery and have a joint plate 225, so that what connects the input water pipe; The front end sleeve of valve body 23 is provided with a corresponding what and holds water seal 231 to portion 224, the corresponding guide groove 222 of outer periphery is provided with three protruding rails 232, what make that valve body 23 can be guided is oriented in valve seat 22 internal shifts, spring 24 1 ends hold on the spring seat 213 of what connection block 21, other holds on the back side of butted what valve body 23, valve body 23 is had keep compressing what to hold in portion 224 and 223 abilities that cover that will enter the mouth, make by the inlet 223 water liquid that enter and can little pressure back down valve body 23 and enter, the water liquid that flows backwards then can't adverse current, to keep having water liquid at any time in the impeller 15, in order to starting purt water.
Consult the 4th again, five figure, the pulse valve 4 of preventing has two a corresponding top joint 41 and an end joints 42, this two top, end joint 41, in being formed with respectively on 42, outside thread 411,421, but joint 42 spiral shells in the end are established on the bolt apertures 16 at what nation Pu 1, be formed with homoaxial top through hole 412 and end through hole 422 on itself and the top joint 41 more respectively, wherein, end through hole 422 can communicate with the medium altitude chamber 15 at nation Pu 1, in it and be installed in a water guide element 423, this water guide element 423 has outside thread and available what relaxes the pulse hydraulic pressure that 1 moment of pump produces when starting, produce the moment misoperation to prevent the pulsating water straightening from connecing surge pressure controller 3, the top, end through hole 412,422 are provided with a passage 43 again, this passage 43 comprises an entry section 431, one water exit end 432 and one connects what and goes into, water exit end 431,432 and be vertical turn section 433 mutually with water exit end 432, and the company of adjustable whole turn section and a water exit end is vertical turn section 433 mutually with water exit end 432, entry section 431 is the bolt apertures 16 that relies on pump 1, what turn section 433 and 432 of water exit ends be connected again one extend to the external world and with the top, end through hole 412,422 are vertical adjustment hole 44, this adjusts hole 44 and has internal thread 441, but spiral shell is established one and is adjusted whole element 45 on it, the end of whole element 45 is one to be the cone shape smooth conical surface 451, be arranged with one on it and prevent the water seal 452 of leaking, when the adjustment element 45 past directions that rely on passage 43 are screwed into adjustment hole 44 or oppositely spiral shell goes out to adjust hole 44 1 segment distances, its the smooth conical surface 451 retainings of mat are put what turn section 433, the interconnected pore size of 432 may command turn section of water exit end 433 and water exit end 432 makes the water-outlet quantity of water exit end 432 do a suitable control; Even and adjust that element 45 spiral shells go out to adjust the big distance in hole 44 and when no longer retaining is put 432 of what turn section 433 and water exit ends, be vertical design mutually by turn section 433 and water exit end 432, the process that current what entry section 431 flow to water exit end 432 also has the effect of mitigation.
The combination of the above-mentioned member of mat, be the utility model embodiment's compression pump 1, its operation situation is connected usually by the electric terminal 35 of what pressure controller 3, therefore as long as priming pump 1 turns round, purt water pressurization immediately, produce pulls of vacuum by what water intake 13 in the running, add the effect of hydraulic pressure, water liquid can back down non-return valve body 23 easily and enter and pressurizeed by impeller 15 in the pump 1, and send pressurized water liquid by water outlet 14, use in order to being transported to higher or farther place; When pump 1 in the purt water transport is changeed, when discharge pressure reaches the setting pressure of pressure controller 3, pressure-sensitive diaphragm 32 can overcome spring 336 elastic force with jacking block 331 jack-up, this moment, double-action mechanism 34 can disconnect electric terminal 35 immediately, and pump 1 is shut down automatically, avoiding pressurizeing the too high pipe breakage that causes, and this moment is by the setting that check valve 2 is arranged on the what water intake end seat 111, therefore near the press water liquid the water outlet 14 can't adverse current, and can remain on certain process stage; When water outlet 14 hydraulic pressure hang down the setting pressure of what pressure controller 3, can automatically jacking block 331 be rebounded by the elastic force of spring 336 and pressure-sensitive diaphragm 32, then double-action mechanism 34 can discharge electric terminal 35, makes the coupled condition that playbacks again, and then pump 1 can start water supply more automatically; Wherein, as long as lid 36 is pulled down, bolt 34 is adjusted in suitable again turn, executes strength on the what pressure-sensitive diaphragm 32 to change spring 366, can change setting pressure arbitrarily, and be suitable for the various situations of what.
Wherein, what this will be illustrated be, impeller 15 in pump 1 begins to rotate, desire is with the moment of the direction propelling movement of the past water outlet 14 of current of water intake 13, the current of position what water outlet 14 can form the situation of momentary pulse, the pressure-sensitive diaphragm 32 of this pulse hydraulic pressure meeting surge pressure controller 3, the misoperation that causes pump 1 to shut down, and what deserves to be mentioned is, pressure controller 3 is by pulse valve 4 bolt apertures 16 of installing what pumps 1 indirectly of preventing, near 16 what water outlets 14 of bolt apertures, near the hydraulic pressure of the suitable what water outlet 14 of hydraulic pressure the what bolt apertures 16, the pulse passage 43 that valve 4 is communicated with the medium altitude chamber 12 of pump 1 of preventing has a turn section 433 and a water exit end 432 that is vertical mutually, can relax pulse hydraulic pressure by this, and in the passage 43 and be provided with one and adjust element 45, this adjusts the interconnected pore size that element 45 can be controlled turn section 433 and water exit end 432 with what, make the water-outlet quantity of water exit end 432 do a suitable control, therefore, the mat pulse valve 4 of preventing can make near the water outlet 14 water liquid whats enter the degree of pulse can be dropped to minimum before the pressure controller 3 and forms more stable hydraulic pressure, but the degree of accuracy of this boost pressure controller 3.
Take a broad view of above-mentionedly, compression pump provided by the utility model can effectively be simplified its structure really under the fundamental function that does not influence the level pressure autostop, to reduce cost, reduces rate of fault.
Claims (4)
1. the compression pump with pressure setting device comprises a shell, this shell tool one medium altitude chamber, and two entery and delivery ports that communicate with medium altitude chamber; Its feature is at what:
This pressure setting device comprises a check valve, a pulse prevent a valve and a pressure controller, wherein:
Check valve is provided with the water intake of what pump;
The pulse valve of preventing has two corresponding top joints and and connects near the water outlet of what pump end joint, the what top, form a coaxial top on the end joint respectively, end through hole, the top through hole communicates with the external world, and end through hole communicates with the medium altitude chamber of pump and be installed in the water guide element that a usefulness what is guided current, the top, be provided with a passage between end through hole, this passage comprises the water exit end that an entry Duan Yuyi who relies on medium altitude chamber leads to the top through hole, and one connect what and go into, between water exit end and be vertical turn section mutually with water exit end, be connected again between what turn section and water exit end one extend to the external world and with the top, end through hole is vertical adjustment hole, and this adjusts the adjustment element that is installed in the interconnected pore size between an adjustable whole turn section and water exit end in the hole;
The prevent top joint of valve of pressure controller installing what pulse, it has one and is communicated with the prevent pressure-sensitive diaphragm and the pressure adjustmenting mechanism of passage of valve of what pulse, pressure adjustmenting mechanism can be adjusted the elastic force of pressure-sensitive diaphragm, to set the size of start hydraulic pressure, pressure-sensitive diaphragm can convert hydraulic pressure to the mechanical displacement of agitating, and drive the normally closed electric terminal dialysis of a double-action mechanism with a serial connection what pumping source circuit, and can reach easily when output hydraulic pressure hangs down the what setting pressure, automatically water is sent in the primer pump running, and what output hydraulic pressure shuts down when reaching the setting degree automatically.
2. the compression pump with pressure setting device as claimed in claim 1, its feature are at what: check valve is established a valve body and the spring that the valve seat, on the what connection block is installed with in what valve seat and the connection block by one for connection block, a spiral shell of installing what pump water inlet mouth and is formed.
3. the compression pump with pressure setting device as claimed in claim 1, its feature is at what: pressure controls the pressure adjustmenting mechanism of device, it is the jacking block that is set on the pressure-sensitive diaphragm by, one replaces the spring seat on the what jacking block, one sets firmly the bearing of state, the one adjustment bolt that is pivoted on the what bearing, in the one sheathed what bearing and the what that is spirally connected adjust on the bolt and the adjustment pressing plate of corresponding what spring seat, and one spring between sheathed what spring seat and pressing plate form, and rotation adjustment bolt that can be appropriate is done upper and lower displacement to drive pressing plate, make appropriateness change the strength that spring compresses the what reaction diaphragm, to set act pressure.
4. the compression pump with pressure setting device as claimed in claim 3, its feature is at what: double-action mechanism comprises that one one end is hubbed on the support plate and middle being embedded in the top board between jacking block and spring seat, the movable interlocking of an end at the interlock plate on the support plate, a reed that links between what top board and interlock plate, interlock plate convex with a start hook as the moved end, when top board is risen by the top, can drive interlock plate by the driving of reed and move down, make the start hook also descending and the electric terminal dialysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97228014 CN2310875Y (en) | 1997-09-22 | 1997-09-22 | Pressure pump with pressure preset device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97228014 CN2310875Y (en) | 1997-09-22 | 1997-09-22 | Pressure pump with pressure preset device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2310875Y true CN2310875Y (en) | 1999-03-17 |
Family
ID=33941271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97228014 Expired - Fee Related CN2310875Y (en) | 1997-09-22 | 1997-09-22 | Pressure pump with pressure preset device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2310875Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443729C (en) * | 2006-11-17 | 2008-12-17 | 杨克庆 | Leak-proof method and system for fluid pipeline pump |
| CN107740774A (en) * | 2017-11-21 | 2018-02-27 | 王银露 | A kind of water pump with adjustability Stress control |
-
1997
- 1997-09-22 CN CN 97228014 patent/CN2310875Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443729C (en) * | 2006-11-17 | 2008-12-17 | 杨克庆 | Leak-proof method and system for fluid pipeline pump |
| CN107740774A (en) * | 2017-11-21 | 2018-02-27 | 王银露 | A kind of water pump with adjustability Stress control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |