CN2453152Y - Pressure head type pump - Google Patents
Pressure head type pump Download PDFInfo
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- CN2453152Y CN2453152Y CN 00262806 CN00262806U CN2453152Y CN 2453152 Y CN2453152 Y CN 2453152Y CN 00262806 CN00262806 CN 00262806 CN 00262806 U CN00262806 U CN 00262806U CN 2453152 Y CN2453152 Y CN 2453152Y
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- oil hydraulic
- conditioning unit
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- Reciprocating Pumps (AREA)
Abstract
The utility model relates to a differential pump which is provided with a base body, a supercharger, a commutator and a distributor, wherein two hydraulic cylinders of the supercharger are vertically and fixedly installed on the base body in parallel, and two piston components on the two hydraulic cylinders are connected with coordination devices which realize coordination actions up and down along respective hydraulic cylinders. The utility model which can both convey liquid and reclaim the energy of waste liquid has two functions of one machine so as not to be driven by a motor but to be driven by waste fluid with pressure energy. The utility model has the advantages of obvious energy saving effect, simple structure, reliable work and convenient maintenance and can be used in all occasions where fluid pressure energy exists.
Description
The utility model relates to a kind of differential pump that is used for liquid conveying and energy recovery.
In the present domestic nitrogen fertilizer plant, the liquid conveying that is used for Ammonia Production and combined production of methanol production is finished by certain single device mostly, the device that is adopted mostly is horizontal triplex plunger pump, the power of this class device or equipment comes from motor, motor reaches bent axle with power after slowing down, drive three plungers by bent axle and realize alternate reciprocating motion, be able to feed liquor, discharge opeing is finished liquid and carried.Its drawback is a complex structure, is prone to plunger, slide block and stuffing box packing wearing and tearing, the maintenance expenses height, and power consumption is big.The application for a patent for invention prospectus that existing publication number is CN1056664A has been put down in writing a kind of copper liquid energy recovering device for nitrogenous fertilizer producing, this device is made up of pressurized machine, commutator and distributor three parts, its two of constituting pressurized machine do not wait the appearance oil hydraulic cylinder to adopt horizontal set-up mode, its drawback is that maintenance is inconvenient, processing difficulties, poor reliability.
The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, and a kind of differential pump is provided, and it can carry liquid, can reclaim the waste liq energy again, dual-use, and also simple in structure, easy to maintenance, reliable operation.
The purpose of this utility model realizes by following technical proposals:
A kind of differential pump, have pedestal, pressurized machine, commutator, distributor, its technological scheme is that two parallel vertically-arrangeds of oil hydraulic cylinder of described pressurized machine are fixedly installed on the pedestal, two piston assemblys on these two oil hydraulic cylinders and realize its along separately oil hydraulic cylinder one on the other the conditioning unit of the coordinated movement of various economic factors be connected.
Two pairs of jockey sprockets that in the technique scheme, described conditioning unit can comprise two pull bars of the piston rod part that is individually fixed in above-mentioned two piston assemblys, supported by pedestal and respectively walk around corresponding with above-mentioned two pull bars respectively two chains that are connected in its two ends of a pair of jockey sprocket.Two pairs of leading blocks that described conditioning unit can also comprise two pull bars of the piston rod part that is individually fixed in above-mentioned two piston assemblys, supported by pedestal and respectively walk around corresponding with above-mentioned two pull bars respectively two wire rope that are connected in its two ends of a pair of leading block.Described conditioning unit can also be two balancing weights of the piston rod part that is individually fixed in above-mentioned two piston assemblys.
The utility model since two parallel vertically-arrangeds of oil hydraulic cylinder of described pressurized machine be fixedly installed on the pedestal, two piston assemblys on these two oil hydraulic cylinders with realize its edge oil hydraulic cylinder separately one on the other the conditioning unit of the coordinated movement of various economic factors be connected.Like this, two pistons of differential pump are when moving reciprocatingly, just the energy recovery and the liquid conveying of waste liq have been realized, its dual-use, without motoring, but drive with the waste fluid with pressure energy, changed the traditional approach of carrying liquid by the motoring treble ram pump, with 18M
3/ h differential pump is an example, its Spring Festival holidays electric energy 582120KWh, and power savings is very remarkable.And it is simple in structure, reliable operation, and the reciprocating motion of the pistons number of times is few, and the feed flow scope is big, and wear and tear in machines is little, and the life-span is long, and is easy to maintenance.Can be used for the occasion that all have fluid pressure energy.
The utility model is described in further detail below in conjunction with drawings and Examples (is example with the synthetic ammonia copper solution scrubbing process):
Fig. 1 is first kind of embodiment's of the utility model a structural representation.
Fig. 2 is first kind of embodiment's of the utility model a left view.
Fig. 3 is a fundamental diagram of the present utility model.
Fig. 4 is second kind of embodiment's of the utility model a structural representation.
As Fig. 1, Fig. 2, shown in Figure 3, the utlity model has pedestal 1, by two oil hydraulic cylinders 2 and two pressurized machine, commutator 6, distributor 4, conditioning unit 5 and not shown electric control systems that piston assembly 3 constitutes.Two oil hydraulic cylinders, the 2 parallel vertically-arrangeds of described pressurized machine are fixedly installed on the pedestal 1, two piston assemblys 3 on these two oil hydraulic cylinders and realize its along separately oil hydraulic cylinder one on the other the conditioning unit of the coordinated movement of various economic factors be connected.Two pairs of jockey sprockets 52 that above-mentioned conditioning unit 5 can comprise two pull bars 51 of the piston rod part that is individually fixed in above-mentioned two piston assemblys 3, supported by pedestal 1 and respectively walk around its two ends of a pair of jockey sprocket respectively with above-mentioned two pull bars, 51 corresponding two chains 53 that are connected.Above-mentioned conditioning unit 5 can also comprise the piston rod part that is individually fixed in above-mentioned two piston assemblys 3 two pull bars 51, by two pairs of leading blocks of support of pedestal 1 and respectively walk around its two ends of a pair of leading block respectively with above-mentioned two pull bars, 51 corresponding two wire rope that are connected.As shown in Figure 4, above-mentioned conditioning unit 5 can also be two balancing weight 53 ＇ of the piston rod part that is individually fixed in above-mentioned two piston assemblys 3.The structure and the electrical control division of pressurized machine, commutator 6, distributor 4 are divided into prior art, certainly electric control system can utilize the piston up-down of the piston assembly of microcomputer Controlled by Programmable Controller differential pump, finish the work automatically circulation and necessary malfunction alarm.One of them oil hydraulic cylinder upper and lower cavity C communicates with pipeline 9 and pipeline 11 respectively with A in two oil hydraulic cylinders 2 of pressurized machine, and another oil hydraulic cylinder upper and lower cavity D communicates with pipeline 16 and pipeline 14 respectively with B.Commutator 6 comprises selector valve and two position limit switches (not drawing among the figure), hole H, the I of selector valve, J, K are connected with pipeline 11,14,12,13 respectively, pipeline 13 leads to regenering tower, pipeline 12 connects the waste liquid outlet of cuprammonium washing tower for removing CO, pipeline 11,14 connects two oil hydraulic cylinders of pressurized machine respectively, and position limit switch is controlled 1DT, the 2DT of selector valve respectively.Distributor 4 comprises four one-way valves 8,10,17,15 that are communicated in together, and the E after the connection, F, G, H end be connecting pipeline 7,9,18,16 respectively, and the other end of pipeline 18 is communicated with new copper liquid pool, and the other end of pipeline 7 is communicated with the new copper liquid import of cuprammonium washing tower for removing CO.During the utility model work (is example with the Ammonia Production copper washing section), 1DT switch on (2DT outage), the high pressure waste copper liquid that cuprammonium washing tower for removing CO is discharged is through position, commutator left side connecting system, enter left hydraulic cylinder A chamber, promoting the left hydraulic cylinder piston moves upward, low hydraulic fluid in the left hydraulic cylinder C chamber is compressed pressure is raise, and is delivered to cuprammonium washing tower for removing CO top through the liquid discharging valve (one-way valve) 8 of distributor; (or use wire rope by the chain transmission of conditioning unit simultaneously, or depress with balancing weight) drive right hydraulic cylinder piston and move downward, the waste copper liquid that has been utilized in the right oil hydraulic cylinder B chamber removes regenering tower through selector valve, because piston moves downward, right oil hydraulic cylinder D chamber forms vacuum, make the new copper liquid after the regeneration suck right oil hydraulic cylinder D chamber by feed liquor valve (one-way valve) 15, impact stroke switch when right hydraulic cylinder piston comes downwards to the bottom, make the 1DT outage, the 2DT energising, piston on two oil hydraulic cylinders will enter reversing motion, the right position of commutator this moment connecting system, the high pressure copper liquid that cuprammonium washing tower for removing CO is discharged enters right oil hydraulic cylinder B chamber, promoting right hydraulic cylinder piston moves upward, low hydraulic fluid in the right oil hydraulic cylinder D chamber is compressed pressure is raise, liquid discharging valve (one-way valve) 17 through distributor is delivered to cuprammonium washing tower for removing CO top, driving the left hydraulic cylinder piston by conditioning unit simultaneously moves downward, the waste copper liquid that has been utilized in the left hydraulic cylinder A chamber removes regenering tower through selector valve, left hydraulic cylinder C chamber forms vacuum because volume increases, suck new copper liquid by feed liquor valve (one-way valve) 10, impact stroke switch when treating that the left hydraulic cylinder descent of piston to terminal, make the 1DT energising, the 2DT outage, a working in reciprocating mode circulation has just been finished.Repeat above-mentioned action, realize automatic working cycle, reach the purpose that reclaims cuprammonium washing tower for removing CO waste fluid hydraulic pressure energy and carry the fresh copper liquid of high pressure.Because differential pump exists the pressure loss and volumetric loss in the course of the work, maximum 80% the energy that can reclaim in the high pressure waste fluid, all the other energy of 20% then need to be replenished by the plunger pump of a small capacity, are the working condition of differential pump and 19 parallel runnings of small plunger pump shown in Fig. 3.
Claims (4)
1, a kind of differential pump, have pedestal, pressurized machine, commutator, distributor, the parallel vertically-arranged of two oil hydraulic cylinders (2) that it is characterized in that described pressurized machine is fixedly installed on the pedestal (1), and its edge oil hydraulic cylinder separately of two piston assemblys (3) on these two oil hydraulic cylinders and realization conditioning unit of the coordinated movement of various economic factors (5) one on the other is connected.
2, differential pump according to claim 1 is characterized in that above-mentioned conditioning unit (5) can comprise two pull bars (51) of the piston rod part that is individually fixed in above-mentioned two piston assemblys (3), two pairs of jockey sprockets (52) of being supported by pedestal (1) and respectively walk around corresponding with above-mentioned two pull bars (51) respectively two chains (53) that are connected in its two ends of a pair of jockey sprocket.
3, differential pump according to claim 1 is characterized in that above-mentioned conditioning unit (5) can comprise two pull bars (51) of the piston rod part that is individually fixed in above-mentioned two piston assemblys (3), two pairs of leading blocks being supported by pedestal (1) and respectively walk around corresponding with above-mentioned two pull bars (51) respectively two wire rope that are connected in its two ends of a pair of leading block.
4, differential pump according to claim 1 is characterized in that above-mentioned conditioning unit (5) is two balancing weights (53 ＇) that are individually fixed in the piston rod part of above-mentioned two piston assemblys (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00262806 CN2453152Y (en) | 2000-11-22 | 2000-11-22 | Pressure head type pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00262806 CN2453152Y (en) | 2000-11-22 | 2000-11-22 | Pressure head type pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2453152Y true CN2453152Y (en) | 2001-10-10 |
Family
ID=33617956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00262806 Expired - Fee Related CN2453152Y (en) | 2000-11-22 | 2000-11-22 | Pressure head type pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2453152Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464040C (en) * | 2007-11-30 | 2009-02-25 | 殷育东 | Automatic waste water reclamation system |
-
2000
- 2000-11-22 CN CN 00262806 patent/CN2453152Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464040C (en) * | 2007-11-30 | 2009-02-25 | 殷育东 | Automatic waste water reclamation system |
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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 |