CN104154025A - Novel automatic water replenishing equipment of centrifugal pump - Google Patents
Novel automatic water replenishing equipment of centrifugal pump Download PDFInfo
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- CN104154025A CN104154025A CN201410393017.8A CN201410393017A CN104154025A CN 104154025 A CN104154025 A CN 104154025A CN 201410393017 A CN201410393017 A CN 201410393017A CN 104154025 A CN104154025 A CN 104154025A
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- centrifugal pump
- pipeline
- moisturizing
- water
- water replenishing
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Abstract
The invention discloses novel automatic water replenishing equipment of a centrifugal pump. A water inlet of the centrifugal pump is provided with a flexible connector, a water outlet is connected with a water supply main pipe, the water replenishing equipment comprises a water replenishing barrel and a water replenishing pump used for supplying water to the water replenishing barrel, the water replenishing equipment further comprises a water replenishing pipeline, the water replenishing barrel and a water supply pipeline of the centrifugal pump are connected through the water replenishing pipeline, a float switch is arranged inside the water replenishing barrel, one end of the water replenishing pipeline is connected with the water replenishing barrel, the other end of the water replenishing pipeline is connected with the water supply main pipe of the centrifugal pump, a normally closed type check valve, a normally opened type check valve and a water replenishing pipeline ball valve are sequentially arranged between the two ends of the water replenishing pipeline, the position, behind the normally closed type check valve of the water replenishing pipeline, of the pipeline can be provided with at least one branch water replenishing pipeline, the water supply main pipe is further provided with a main pipe check valve and a main pipe sluice valve in sequence, and the main pipe check valve is arranged behind a connector at the connection position between the water replenishing pipeline and the water supply main pipe. The automatic water replenishing of the centrifugal pump is achieved, so that the centrifugal pump is in a stand-by state and is started at any time, and cooperative work of at least one centrifugal pump is achieved at the same time.
Description
Technical field
The invention belongs to centrifugal pumping apparatus field, be specifically related to a kind of water supplement apparatus of centrifugal pump.
Background technique
Working principle due to centrifugal pump, described centrifugal pump is before startup, need to fill liquid medium at its pump housing and inlet pipeline, prevent that cavitation phenomenon from occurring, conventionally take artificial recharge or pour in down a chimney water supplementing method the pump housing and inlet pipeline are carried out to liquid filling, and pour in down a chimney moisturizing requirement water source, than water pump installation position, set high, there is very large narrow limitation infield, artificial recharge need to special messenger operate before centrifugal pump starts, treating large pump needs just can complete said process in nearly 20 minutes, centrifugal pump successfully starts also needs to close in time the moisturizing valve of finding time, easily there is misoperation.And, adopt conventional moisturizing side cannot realize the restarting after automatic water supplement work and termination of pumping and the automatic water supplement work of delay start before the startup of two and more parallel work water pump.
Summary of the invention
Defect and the deficiency of artificial recharge sky or the moisturizing of pouring water while the present invention is directed to centrifugal pump startup, a kind of novel centrifugal pump automatic water supplement apparatus is proposed, before effectively solving centrifugal water pump and starting and the restarting after termination of pumping and the moisturizing problem of delay start water pump, be convenient to two or two controls that above centrifugal water pump collaborative work starts simultaneously.
The technical solution adopted in the present invention is as follows:
A kind of novel centrifugal pump automatic water supplement apparatus, the water intake of described centrifugal pump is provided with flexible joint, on water outlet, be connected to vibration means for main pipe for supplying water, described water supplement apparatus comprises moisturizing bucket and the small pump of supplying with moisturizing bucket, it is characterized in that: also comprise moisturizing pipeline, described moisturizing bucket setting height(from bottom) is higher than centrifugal pump body, between described moisturizing bucket and the water supply line of centrifugal pump, by moisturizing pipeline, connect, in described moisturizing bucket, be provided with float switch, described moisturizing pipeline one end connects moisturizing bucket, the other end connects centrifugal pump vibration means for main pipe for supplying water, between two ends, be provided with successively Normally closed type check valve, check valve open in usual and moisturizing Ball valve of pipeline, on described vibration means for main pipe for supplying water, be also disposed with supervisor's check valve and supervisor's gate valve, after described supervisor's check valve is arranged on moisturizing pipeline and vibration means for main pipe for supplying water connection interface.
Also comprise frequency-conversion control cabinet, described float switch output terminal access frequency-conversion control cabinet, described frequency-conversion control cabinet output terminal connects centrifugal pump and small pump.
Pipeline after the described normally closed check valve of moisturizing pipeline can be established at least one branch's moisturizing pipeline, described each branch's moisturizing pipeline is all connected to the vibration means for main pipe for supplying water that single centrifugal pump is corresponding, on each branch's moisturizing pipeline, is equipped with check valve open in usual and moisturizing Ball valve of pipeline.
The present invention is when work, first open frequency-conversion control cabinet and small pump power supply, small pump is automatically for moisturizing bucket send water, until reach ball float designated water level, automatically stop moisturizing, described moisturizing bucket setting height(from bottom) is higher than the pump housing, described moisturizing bucket is centrifugal pump casing and inlet pipeline filling water by moisturizing pipeline at any time, allow centrifugal pump at any time in starting armed state, simultaneously, if during centrifugal pump work, there is bottom infiltration, the water outlet pressure decreased of the check valve open in usual on moisturizing pipeline, check valve open in usual is opened, current enter the pump housing, until the pump housing is filled check valve intake-outlet isostasy, allow centrifugal pump at any time in starting armed state, described moisturizing pipeline is set up at least more than one branch's moisturizing pipeline, the other end of each branch's moisturizing pipeline is all connected on the main pipeline of single centrifugal pump, play by the effect of at least one centrifugal pump of moisturizing bucket supply simultaneously, reach and control two at least one centrifugal pumps simultaneously in starting armed state.
Beneficial effect of the present invention is embodied in:
Automatic water supplement apparatus of the present invention, does not need manual operation, automatically completes the moisturizing work of centrifugal pump, realizes the startup at any time of at least one parallel centrifugal pumps, the convenient use of centrifugal pump, and cheap.
Accompanying drawing explanation
Fig. 1 is plane structure schematic diagram of the present invention;
Fig. 2 is perspective view of the present invention;
Fig. 3 is sectional view of the present invention;
Fig. 4 is facade face figure of the present invention,
Wherein, 1 is flexible joint, and 2 is centrifugal pump, and 3 is supervisor's check valve, and 4 is supervisor's gate valve, 5 is small pump, and 6 is moisturizing bucket, and 7 for raising the nose above water to breathe switch, and 8 is frequency-conversion control cabinet, and 9 is vibration means for main pipe for supplying water, 10 is check valve open in usual, and 11 is moisturizing Ball valve of pipeline, and 12 is moisturizing pipeline, and 13 is normally closed check valve.
Embodiment
A kind of novel centrifugal pump automatic water supplement apparatus, the water intake of described centrifugal pump 2 is provided with flexible joint 1, on water outlet, be connected to vibration means for main pipe for supplying water 9, described water supplement apparatus comprises moisturizing bucket 6 and the small pump 5 of supplying with moisturizing bucket, also comprise moisturizing pipeline 12, described moisturizing bucket 6 setting height(from bottom)s are higher than centrifugal pump 2 pump housings, the vibration means for main pipe for supplying water 9 of described moisturizing bucket 6 and centrifugal pump 2 is connected by moisturizing pipeline 6, in described moisturizing bucket 6, be provided with float switch 7, described moisturizing pipeline 12 one end connect moisturizing bucket 6, the other end connects centrifugal pump vibration means for main pipe for supplying water 9, between two ends, be provided with successively Normally closed type check valve 13, check valve 10 open in usual and moisturizing Ball valve of pipeline 11, on described vibration means for main pipe for supplying water 9, be also disposed with supervisor's check valve 3 and supervisor's gate valve 4, after described supervisor's check valve 3 is arranged on moisturizing pipeline 12 and vibration means for main pipe for supplying water 9 connection interfaces.
Also comprise frequency-conversion control cabinet 8, described float switch 7 output terminal access frequency-conversion control cabinets 8, described frequency-conversion control cabinet 8 output terminals connect centrifugal pump 2 and small pump 5.
Pipeline after the normally closed check valve 13 of described moisturizing pipeline 12 can be established at least one branch's moisturizing pipeline, described each branch's moisturizing pipeline is all connected to the vibration means for main pipe for supplying water that single centrifugal pump is corresponding, on each branch's moisturizing pipeline, is equipped with check valve 10 open in usual and moisturizing Ball valve of pipeline 11.
The present invention is when work, after energising, frequency-conversion control cabinet 8 can start small pump 5 according to the water level situation in moisturizing bucket 6, after moisturizing bucket being carried out moisturizing work and reaches the water level that moisturizing bucket inner float ball switch 7 sets by moisturizing pipeline, small pump 5 quits work, water in moisturizing bucket 6 can be once by moisturizing pipeline 12 Normally closed type check valves 13, check valve 10 open in usual, moisturizing ball valve 11 enters pump chamber centrifugal pump 2 is carried out to moisturizing operation, centrifugal pump 2 pump housings are filled with the intake pipe being connected with its flexible joint, after check valve 10 intake-outlet pressure at two ends equilibriums open in usual in starting armed state, in moisturizing engineering, in moisturizing bucket 6, falling rear control cabinet 8 under water treats automatically to start small pump 5 according to float switch signal, carry out moisturizing operation, keep moisturizing bucket 6 water levels at desired location, after centrifugal pump 2 starts, check valve 10 open in usual can automatically be closed the current that stop in vibration means for main pipe for supplying water 9 and be entered moisturizing bucket, current in supervisor's check valve 3 meeting prevention vibration means for main pipe for supplying waters 9 enter and do not start centrifugal pump 2 pump housings, flow backwards.If for a long time there is bottom valve and leaked in starting the centrifugal pump 2 of armed state, pump chamber pressure decreased, the current of moisturizing bucket 6 can supplement automatically, keep centrifugal pump 2 in starting armed state.
Described supervisor's gate valve 4 does not affect other centrifugal water pump work while making centrifugal water pump overhaul or break down; Described moisturizing bucket 6 waters, avoid small pump frequent starting; Described float switch 7 is to control the effect that small pump 5 keeps moisturizing bucket 6 water levels; Described. frequency-conversion control cabinet 8 is controlled centrifugal pump 2 startups and is closed and working efficiency, controls closing and starting of small pump; While preventing centrifugal pump 2 water supply operation, there is the effect of water body current in described check valve open in usual 10; Described moisturizing Ball valve of pipeline 11 is the effects of moisturizing of blocking while preventing centrifugal pump 2 maintenance; Described Normally closed type check valve 13 is to prevent that centrifugal pump 2 from supplying water or being interrupted the water supply work frequent open and close of open type check valve 10 often in frequency conversion low pressure, water body occurs and reflux.
Claims (4)
1. a novel centrifugal pump automatic water supplement apparatus, the water intake of described centrifugal pump is provided with flexible joint, on water outlet, be connected to vibration means for main pipe for supplying water, described water supplement apparatus comprises moisturizing bucket and the small pump of supplying with moisturizing bucket, it is characterized in that: also comprise moisturizing pipeline, between described moisturizing bucket and the water supply line of centrifugal pump by moisturizing pipeline communication, in described moisturizing bucket, be provided with float switch, described moisturizing pipeline one end connects moisturizing bucket, the other end connects centrifugal pump vibration means for main pipe for supplying water, between two ends, be provided with successively Normally closed type check valve, check valve open in usual and moisturizing Ball valve of pipeline, on described vibration means for main pipe for supplying water, be also disposed with supervisor's check valve and supervisor's gate valve, after described supervisor's check valve is arranged on moisturizing pipeline and vibration means for main pipe for supplying water connection interface.
2. a kind of novel centrifugal pump automatic water supplement apparatus according to claim 1, is characterized in that: described moisturizing bucket setting height(from bottom) is higher than centrifugal pump body.
3. a kind of novel centrifugal pump automatic water supplement apparatus according to claim 1, is characterized in that: also comprise frequency-conversion control cabinet, described float switch output terminal access frequency-conversion control cabinet, described frequency-conversion control cabinet output terminal connection centrifugal pump and small pump.
4. a kind of novel centrifugal pump automatic water supplement apparatus according to claim 1, pipeline after the normally closed check valve of moisturizing pipeline described in it is characterized in that is established at least one branch, described each branch's moisturizing pipeline is all connected to the vibration means for main pipe for supplying water that single centrifugal pump is corresponding, on each branch's moisturizing pipeline, is equipped with check valve open in usual and moisturizing Ball valve of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410393017.8A CN104154025A (en) | 2014-08-11 | 2014-08-11 | Novel automatic water replenishing equipment of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410393017.8A CN104154025A (en) | 2014-08-11 | 2014-08-11 | Novel automatic water replenishing equipment of centrifugal pump |
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| Publication Number | Publication Date |
|---|---|
| CN104154025A true CN104154025A (en) | 2014-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410393017.8A Pending CN104154025A (en) | 2014-08-11 | 2014-08-11 | Novel automatic water replenishing equipment of centrifugal pump |
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| CN (1) | CN104154025A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4067663A (en) * | 1973-03-19 | 1978-01-10 | The Chemithon Corporation | Sewage pump priming system |
| JP2006052685A (en) * | 2004-08-12 | 2006-02-23 | Daido Steel Co Ltd | Cooling water supply system |
| JP2012101136A (en) * | 2012-02-13 | 2012-05-31 | Ebara Corp | Fire pump system |
| CN204003570U (en) * | 2014-08-11 | 2014-12-10 | 合肥润绿灌溉有限公司 | A kind of New Centrifugal Pump automatic water supplement apparatus |
-
2014
- 2014-08-11 CN CN201410393017.8A patent/CN104154025A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4067663A (en) * | 1973-03-19 | 1978-01-10 | The Chemithon Corporation | Sewage pump priming system |
| JP2006052685A (en) * | 2004-08-12 | 2006-02-23 | Daido Steel Co Ltd | Cooling water supply system |
| JP2012101136A (en) * | 2012-02-13 | 2012-05-31 | Ebara Corp | Fire pump system |
| CN204003570U (en) * | 2014-08-11 | 2014-12-10 | 合肥润绿灌溉有限公司 | A kind of New Centrifugal Pump automatic water supplement apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 赵宇清等: ""高层建筑消防水泵引水方式浅析"", 《青岛建筑工程学院学报》, vol. 17, no. 4, 30 December 1996 (1996-12-30) * |
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Application publication date: 20141119 |
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| RJ01 | Rejection of invention patent application after publication |