CN204061351U - A kind of negative suction bucket liquid supply device - Google Patents
A kind of negative suction bucket liquid supply device Download PDFInfo
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- CN204061351U CN204061351U CN201420459395.7U CN201420459395U CN204061351U CN 204061351 U CN204061351 U CN 204061351U CN 201420459395 U CN201420459395 U CN 201420459395U CN 204061351 U CN204061351 U CN 204061351U
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Abstract
The utility model discloses a kind of negative suction bucket liquid supply device, comprise negative suction bucket, center tube and water pump, described center tube is fixed on negative suction bucket, wherein one section is placed in negative suction bucket inside, it is outside that the other end is placed in negative suction bucket, described negative suction bucket bottom is connected with unit fixed on water pump suction by pump inlet pipe, exit of pump is connected with pump discharge pipe, described pump discharge pipe is inhaled bucket top by reflow pipe be communicated with negative, described negative suction bucket top is provided with spill pipe, and relief valve is provided with on spill pipe, described pump discharge pipe and reflow pipe are respectively arranged with outlet valve and back-water valve (BWV), described negative suction bottom of the barrel is provided with drain pipe, described center tube lower weld is fixed on negative suction bottom of the barrel, top is weldingly fixed on negative suction bucket top, and offer breach on center tube top.The utility model can utilize the ponding in pump discharge pipeline to supplement the negative water inhaled in bucket, does not need to be equipped with moisturizing water source and pipeline specially, does not need fluid infusion during each turn on pump, substantially increase the working efficiency of pump.
Description
Technical field
The utility model relates to a kind of negative suction bucket liquid supply device, belongs to chemical technology field.
Background technique
In chemical industry, in order to reduce the damage to equipment or the pump housing of pH value or the stronger liquid of salt corrosivity, normally by negative bucket of inhaling, the pump housing, pipeline, valve etc. are kept apart with the solution of pH value or salt, but negative suction bucket obtains various centrifugal water pump, sewage pump etc. needs installation bottom valve just can obtain corresponding effect.Current all kinds of water pump is all by vacuum pump evacuation, then plays pump by liquid extraction, or passes through water, prevent vapour in water pump from tiing up the generation of phenomenon, thus reach working solution to take out and draw up, these two kinds of operating method all comparatively bother, and need to carry out time-based maintenance to relevant device.
In order to overcome the deficiency existing for above-mentioned prior art, publication number is that the Chinese patent of CN 202789765 U discloses a kind of negative suction system, it comprises negative suction bucket, center tube is provided with in negative suction bucket, center tube is divided into two sections, Flange joint is passed through between two sections, the center tube of hypomere communicates with solution tank, flow-off and discharging hole is respectively equipped with in negative suction bucket upper and lower, pump is inhaled bucket by pump inlet valve communicate with negative, negative bucket top of inhaling also is provided with liquid supplementation pipe, and liquid supplementation pipe is provided with make-up valve.Negative suction bucket in this technological scheme pour water before use (liquid) be utilize water pump to extract negative inner bucket water (liquid) of inhaling out to produce negative pressure, the water in solution tank is sucked continuously and negatively inhales the object arriving negative-pressure ward in bucket.But owing to also having a small amount of air in water (liquid), adding that aspirator inevitably exists micro-leakage, negative bucket of inhaling is made to need to join moisturizing pipeline specially, add the use amount of clean water, and pipeline takes up room, formed and leak hidden danger, each turn on pump all needs to carry out fluid infusion simultaneously, makes the working efficiency of pump lower.Secondly, the flow-off in this technological scheme is arranged on negative bucket top of inhaling and is unfavorable for fully draining of air, and discharging hole is arranged at negative bucket bottom of inhaling and does not utilize clean for the drain in negative suction bucket; Again, this aspirator, being sucked continuously by the water in solution tank in negative process of inhaling in bucket, when the water in solution tank exists impurity, can cause pipeline blockage, affect the normal operation of aspirator.As can be seen here, negative suction system is desirable not enough in actual applications, awaits perfect further.
Summary of the invention
For solving the problem, the utility model provides a kind of negative suction bucket liquid supply device.
The utility model is achieved by following technical solution.
A kind of negative suction bucket liquid supply device, comprise negative suction bucket, center tube and water pump, described center tube is fixed on negative suction bucket, wherein one section is placed in negative suction bucket inside, it is outside that the other end is placed in negative suction bucket, described negative suction bucket bottom is connected with unit fixed on water pump suction by pump inlet pipe, exit of pump is connected with pump discharge pipe, described pump discharge pipe is inhaled bucket top by reflow pipe be communicated with negative, described negative suction bucket top is provided with spill pipe, and relief valve is provided with on spill pipe, described pump discharge pipe and reflow pipe are respectively arranged with outlet valve and back-water valve (BWV).
Described negative suction bottom of the barrel is provided with drain pipe, and is provided with blowdown valve on drain pipe.
Described center tube lower weld is fixed on negative suction bottom of the barrel, and top is weldingly fixed on negative suction bucket top, and offers breach on center tube top.
Described center tube lower end is provided with filter screen.
The diameter of pipe centered by the width of described breach, the twice of pipe diameter centered by height.
The beneficial effects of the utility model are:
Compared with prior art, the utility model by setting up short tube and valve between negative suction bucket and exit of pump, time in use, utilize the gap that water pump is stopped transport, switch off the pump outlet valve, drive back-water valve (BWV) and the negative relief valve inhaling bucket top, thus the ponding in pump discharge pipeline can be utilized to supplement the negative water inhaled in bucket; Adopt negative suction bucket electrolyte replenishing structure described in the utility model, do not need to be equipped with moisturizing water source and pipeline specially; Independent accessory connects pump discharge short tube, can reverse impaired by anti-non-return water promotion water pump; Effectively simple to operate.Do not need fluid infusion during each turn on pump, substantially increase the working efficiency of pump.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is perspective view of the present utility model;
Fig. 3 is perspective cross-sectional structural representation of the present utility model;
Fig. 4 is the A place enlarged diagram of Fig. 3.
In figure: 1-is negative inhales bucket, 2-spill pipe, 3-relief valve, 4-breach, 5-reflow pipe, 6-back-water valve (BWV), 7-pump discharge pipe, 8-outlet valve, 9-water pump, 10-pump inlet pipe, 11-center tube, 12-filter screen, 13-pond, 14-blowdown valve, 15-drain pipe.
Embodiment.
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figures 1 to 4, one described in the utility model is negative inhales bucket liquid supply device, comprise negative suction bucket 1, center tube 11 and water pump 9, described center tube 11 is fixed on negative suction bucket 1, wherein one section is placed in negative suction bucket 1 inside, it is outside that the other end is placed in negative suction bucket 1, described negative suction bucket 1 bottom is connected with water pump 9 import by pump inlet pipe 10, water pump 9 outlet is connected with pump discharge pipe 7, described pump discharge pipe 7 is inhaled bucket 1 top by reflow pipe 5 and is communicated with bearing, described negative suction bucket 1 top is provided with spill pipe 2, and relief valve 3 is provided with on spill pipe 2, described pump discharge pipe 7 and reflow pipe 5 are respectively arranged with outlet valve 8 and back-water valve (BWV) 6.Adopt the technical program, in use, pond 13 is placed in by being placed in the negative center tube 11 inhaling bucket 1 outside, according to negative suction bucket 1 intermittently used feature, and the outlet of water system is higher than negative suction bucket 1 place horizontal plane, therefore the liquid accumulated in the outlet conduit of water pump 9 can be utilized as moisturizing, pump discharge pipe 7 and reflow pipe 5 is had additional between exporting at negative suction bucket 1 and water pump 9, the gap that water pump 9 is stopped transport can be utilized, cut out the pump outlet valve 8, drive back-water valve (BWV) 6 and the negative relief valve 3 inhaling bucket 1 top, utilize the ponding in pump discharge pipeline to supplement the negative water inhaled in bucket 1.Do not need to be equipped with moisturizing water source and pipeline specially; Independent accessory connects pump discharge short tube, can reverse impaired, effectively simple to operate by anti-non-return water promotion water pump; Because spill pipe 2 is arranged on negative top of inhaling bucket 1, can guarantee that the negative air inhaled in bucket 1 fully drains.
For the ease of maintenance, and the negative suction bucket 1 being conducive to metal material drains when not using and reaches antiseptic effect, is provided with drain pipe 15, and is provided with blowdown valve 14 bottom described negative suction bucket 1 on drain pipe 15.
In order to make center tube 11 fixation, avoid center tube 11 to produce in the course of the work to rock, ensure the stability of center tube 11, described center tube 11 lower weld is fixed on bottom negative suction bucket 1, top is weldingly fixed on negative suction bucket 1 top, and offers breach 4 on center tube 11 top.
Described center tube 11 lower end is provided with filter screen 12.Filter screen 12 is arranged on center tube 11 liquid-inlet place, and in use, by filter screen 12, by impurity in pond 13, after filtering, suction is negative again inhales in bucket 1, avoids pipeline in fluid infusion process to block.
Breach 4 size that center tube 11 top is offered directly affects negative normal work of inhaling bucket 1, and breach 4 too short being difficult to forms negative pressure, and the long water extracted out at top can cause resistance, for guaranteeing that negative suction in bucket 1 has excessive liquid to exist, and can form enough negative pressure.The diameter of pipe 11 centered by the width of described breach 4, the twice of pipe 11 diameter centered by height.
Described center tube 11 and negative bucket 1 of inhaling all adopt PP material to make.
Adopt technique scheme compared with existing negative suction system, tool has the following advantages:
(1) the utility model is arranged in circulating water pool water pump, during startup, by the return pipe of water pump, the water in negative suction bucket is re-injected in negative suction bucket, the negative air inhaled in bucket is got rid of by spill pipe, until in spill pipe after water outlet, closing outflow valve and back-water valve (BWV), make negative negative pressure of inhaling bucket increase like this;
(2) adopt liquid supply device described in the utility model, do not need to set up liquid supplementation pipe, and do not need to carry out fluid infusion during each boiling water pump;
(3) adopt liquid supply device described in the utility model, greatly can improve the working efficiency of water pump.
Claims (5)
1. a negative suction bucket liquid supply device, comprise negative suction bucket (1), center tube (11) and water pump (9), described center tube (11) is fixed on negative suction bucket (1), wherein one section is placed in negative suction bucket (1) inside, the other end is placed in negative suction bucket (1) outside, it is characterized in that: described negative suction bucket (1) bottom is connected with water pump (9) import by pump inlet pipe (10), water pump (9) outlet is connected with pump discharge pipe (7), described pump discharge pipe (7) is inhaled bucket (1) top by reflow pipe (5) be communicated with negative, described negative suction bucket (1) top is provided with spill pipe (2), and relief valve (3) is provided with on spill pipe (2), described pump discharge pipe (7) and reflow pipe (5) are respectively arranged with outlet valve (8) and back-water valve (BWV) (6).
2. one according to claim 1 is negative inhales bucket liquid supply device, it is characterized in that: described negative suction bucket (1) bottom is provided with drain pipe (15), and is provided with blowdown valve (14) on drain pipe (15).
3. one according to claim 1 is negative inhales bucket liquid supply device, it is characterized in that: described center tube (11) lower weld is fixed on negative suction bucket (1) bottom, top is weldingly fixed on negative suction bucket (1) top, and offers breach (4) on center tube (11) top.
4. one according to claim 1 is negative inhales bucket liquid supply device, it is characterized in that: described center tube (11) lower end is provided with filter screen (12).
5. one according to claim 3 is negative inhales bucket liquid supply device, it is characterized in that: the diameter of managing (11) centered by the width of described breach (4), manages the twice of (11) diameter centered by height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420459395.7U CN204061351U (en) | 2014-08-14 | 2014-08-14 | A kind of negative suction bucket liquid supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420459395.7U CN204061351U (en) | 2014-08-14 | 2014-08-14 | A kind of negative suction bucket liquid supply device |
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| Publication Number | Publication Date |
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| CN204061351U true CN204061351U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420459395.7U Active CN204061351U (en) | 2014-08-14 | 2014-08-14 | A kind of negative suction bucket liquid supply device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211858A (en) * | 2020-09-26 | 2021-01-12 | 宁夏共享机床辅机有限公司 | Vacuum cavity exhaust device of filtering system |
| CN112762026A (en) * | 2020-12-31 | 2021-05-07 | 山东里能鲁西矿业有限公司 | Negative pressure water lifting device and method for lift pump of mine water treatment adjusting tank |
-
2014
- 2014-08-14 CN CN201420459395.7U patent/CN204061351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211858A (en) * | 2020-09-26 | 2021-01-12 | 宁夏共享机床辅机有限公司 | Vacuum cavity exhaust device of filtering system |
| CN112762026A (en) * | 2020-12-31 | 2021-05-07 | 山东里能鲁西矿业有限公司 | Negative pressure water lifting device and method for lift pump of mine water treatment adjusting tank |
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