CN205605443U - Centrifugal water pump is from inhaling vacuum ware - Google Patents
Centrifugal water pump is from inhaling vacuum ware Download PDFInfo
- Publication number
- CN205605443U CN205605443U CN201620326381.7U CN201620326381U CN205605443U CN 205605443 U CN205605443 U CN 205605443U CN 201620326381 U CN201620326381 U CN 201620326381U CN 205605443 U CN205605443 U CN 205605443U
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- water
- water pump
- depurator
- valve
- centrifugal
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Abstract
The utility model provides a centrifugal water pump is from inhaling vacuum ware, includes: vacuum ware shell, median septum, ring flange, discharge valve, flume, real empty room, water inlet flange dish, check valve door support, check valve door, drain valve, check valve gate seat, vacuum ware lid, fastening screw, characterized by: the vacuum ware goes out the water ring flange and meets with water pump water inlet flange, and the water inlet flange dish is connected with the water pump inlet tube, and the filter screen cover is installed to the inlet tube front end, the vacuum ware portion of covering there is discharge valve, installs the check valve door in the real empty room, vacuum ware lid and vacuum ware for the shell fastening screw screw up, vacuum ware shell height is 2.5 times of the water pipe diameter, and the diameter is 3 times of the water pipe diameter, open discharge valve before the work, from outlet pipe a small amount of diversion of filling in to the water pump, close discharge valve, start the water pump, evacuation 1 3 minute water pump gets into the operation, it is centrifugal water pump extra equipment new product and the new technology that is worth the popularization to be fit for centrifugal water pump such as agricultural, papermaking, mine, mill and to use under the extreme condition.
Description
Technical field
A kind of centrifugal water pump self-priming depurator, belongs to plumbing field of mechanical technique.
Background technology
Centrifugal water pump needs to add water in water pump before operation, the sealing property of bottom valve is required the tightest, if any sandstone, slag grass blocking bottom valve, or because water inlet pipe setting angle is less, or because water pump packing ring leaks gas, or have the reasons such as air because water inlet pipe is built-in, and bottom valve all can be caused to be not closed completely maybe and cannot fill diversion, water do not taken out by water pump.
Summary of the invention
For certainly the problems referred to above, a kind of centrifugal water pump self-priming depurator of this utility model design.
For the most above-mentioned branch art problem: this utility model provides a kind of centrifugal water pump self-priming depurator, in order to solve self-priming vacuum when centrifugal water pump draws water, saves bottom valve；Including: depurator shell, depurator median septum, water-output flange dish, air bleeding valve, flume, vacuum chamber, water-in flange dish, reverse stop valve support, reverse stop valve, drain valve, non-return valve gate seat, depurator lid, fastening screw；It is characterized in that: the described water-output flange dish on depurator shell is connected with the water-in flange dish of water pump, and Inlet and outlet water ring flange is connected with pump water inlet, and described water inlet pipe front end is provided with screen cover.
The described depurator portion of lid is provided with air bleeding valve, is provided with non-return valve gate seat in vacuum chamber, and seat upper end is provided with two reverse stop valve supports, and support links mutually with reverse stop valve hanger hinge axis, and reverse stop valve can be opened freely；With non-return valve gate seat pressing when reverse stop valve is closed, it is desirable to seal tight and water-tight.
Reverse stop valve when running that draws water is opened, and during shutdown, reverse stop valve closes valve.
Depurator lid surrounding is arranged on depurator shell upper with several fastening screws, and will fasten screw tightening.
Described depurator outer cover height is 2.5 times of water pipe diameter, and described depurator diameter is 3 times of water pipe diameter；Described depurator casing cover is designed as cambered surface or sphere, is used for bearing negative pressure.
The centrifugal water pump of installation depurator draws water and is not required to install bottom valve, only installs fine mesh screen cover, pump working front opening air bleeding valve, in water pump, fill a small amount of diversion from pumping line, close air bleeding valve, start water pump, water pump entered and ran typically at 1-3 minute pumpdown time.
When water pump is shut down; owing in outlet pipe, the lower seat power of water forces reverse stop valve to be closed; still preserving water in water pump and the above pipeline of depurator flume will not descend Lou, next time is not required to fill diversion again when starting pumping for water pump, starts water pump and just can enter normal pumping operation.
It is not closed completely if as reverse stop valve and causes top water to leak, but the water of flume will not descend Lou, be not required to separately add diversion and also can run by normal pumping.
Owing to being designed with reverse stop valve in depurator, when water pump is shut down, reverse stop valve quick closedown, the water pump that water pump will not be caused to produce because of backwater shakes by force phenomenon and water pump reversion, causes unnecessary damage.
When temperature is less than 0 degree, as do not drawn water for a long time, drain valve need to be opened the diversion in water pump is drained, in order to avoid icing bursting by freezing water pump.
The depurator evacuation utilizing centrifugal water pump self-priming vacuum of this utility model design need to be filled with a small amount of diversion when drawing water for the first time in being because water pump, water pump vane produces centrifugal force when high speed rotating to water, by the gas with air, water mixed liquid gets rid of in outlet pipe, work as gas, when water mixed liquid pressure declines, air is just discharged from outlet pipe, and diversion is not parked in impeller scroll-up/down, now form negative pressure in the vacuum chamber in depurator and water inlet pipe, after 1-3 minute, air is drained, vacuum is formed in depurator, air compressing downstream water enters water inlet pipe, subsequently in depurator and water pump, water pump enters normal pumping and runs；Second time is drawn water and is just not required to fill diversion, starts water pump and just can draw water.
Centrifugal water pump self-priming depurator evacuation is utilized to have compared with old-fashioned installation bottom valve following progressive: 1. owing to being provided with self-priming depurator, water pump self-suction evacuation at pump intake, it is not necessary to bottom valve to be installed and fills a large amount of diversion.2. pump water inlet can arbitrarily stop and puts, and does not has additional conditions.3. being limited by orographic condition when digging well in mine, steel wire rubber water inlet pipe can arbitrarily angled be placed, and owing to not having diversion in water inlet pipe, moves free and relaxed.4. depurator is installed in the Waste Water Treatment in chemical plant and paper mill effectively determined because of physics foreign material blocking water inlet pipe bottom valve and the serious problems of impeller.5. depurator endogenous cause of ill is provided with reverse stop valve, and during shutdown, water more than depurator is all without lower leakage.6. centrifugal water pump water inlet pipe bottom valve is because often switching, and rubber valve plate weares and teares quickly, often change, and the depurator of present invention design is provided with wear-out part, and equipment can life-time service.7. owing to being designed with reverse stop valve in depurator, when water pump is shut down, reverse stop valve quick closedown, will not lead and put the water pump that water pump produces because of backwater and shake by force phenomenon and water pump reversion, cause unnecessary damage.8. eliminate the reverse stop valve of pump outlet.
In sum, utilize centrifugal water pump depurator evacuation, centrifugal water pump of effectively having determined cannot fill it up with diversion because bottom valve is not closed completely, do not take out the serious problems of water, and bottom valve can be saved, installation to water inlet pipe does not has any additional conditions, particularly water inlet pipe can arbitrarily lay when using steel wire rubber tube.Whenever start water pump and in 1-3 minute, just can draw up water.
Accompanying drawing explanation
This utility model is further described by connection with figures below.
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is the A-A sectional view of accompanying drawing 1.
In accompanying drawing: 1. depurator shell, 2. depurator median septum, 3. water-output flange dish, 4. air bleeding valve, 5. flume, 6. vacuum chamber, 7. water-in flange dish, 8. reverse stop valve support, 9. reverse stop valve, 10. drain valve, 11. non-return valve gate seats, 12. depurator lids, 13. fastening screws.
Detailed description of the invention
This utility model is further described by connection with figures and detailed description of the invention below.
Referring to the drawings: the described water-output flange dish 3 on depurator shell 1 is connected with the water-in flange dish of water pump, and water-in flange dish 7 is connected with pump water inlet, and described water inlet pipe front end is provided with screen cover.
Described depurator lid 12 top is provided with air bleeding valve 4, non-return valve gate seat 11 is installed in vacuum chamber 6, upper end is provided with two reverse stop valve supports 8, link mutually with the hanger hinge axis of reverse stop valve 9, reverse stop valve 9 can be opened freely, when reverse stop valve 9 is closed with non-return valve gate seat 11 pressing, it is desirable to seal and water-tight.
When drawing water, reverse stop valve 9 is opened, and during shutdown, reverse stop valve 9 closes valve.
Depurator lid 12 surrounding is arranged on depurator shell 1 top with several fastening screws 13, and is tightened by solid screw 13.
Described depurator shell 1 height is 2.5 times of water pipe diameter, and described depurator shell 1 diameter is 3 times of water pipe diameter；It is designed as cambered surface or sphere above described depurator lid 12, is used for bearing negative pressure.
The centrifugal water pump of installation self-priming depurator draws water and is not required to install bottom valve, only installs screen cover, pump working front opening air bleeding valve 4, in water pump, fill a small amount of diversion from pumping line, close air bleeding valve 4, start water pump, water pump entered and ran typically at 1-3 minute pumpdown time.
When water pump is shut down; owing in outlet pipe, the lower seat power of water forces reverse stop valve 9 to be closed; still preserving water in water pump and depurator flume more than 5 pipeline will not descend Lou, next time is not required to fill diversion again when starting pumping for water pump, starts water pump and just can enter normal pumping operation.
Being not closed completely if as reverse stop valve 9 causes top water to leak, but the water of flume 5 will not descend Lou, is not required to separately add diversion and also can run by normal pumping.
Owing to being designed with reverse stop valve 9 in depurator, when water pump is shut down, reverse stop valve 9 quick closedown, it is not result in that the water pump that water pump produces because of backwater shakes by force phenomenon and water pump reversion, causes unnecessary damage.
When temperature is less than 0 degree, as do not drawn water for a long time, drain valve 10 need to be opened the diversion in water pump is drained, in order to avoid freezing water pump.
Before water pump work for the first time, open air bleeding valve 4, in water pump, a small amount of diversion is filled from pumping line, close air bleeding valve 4, starting water pump drives water pump vane to rotate, water pump endogenous cause of ill is filled with a small amount of diversion, water pump vane produces centrifugal force when high speed rotating, steam-water mixing liquid with air is got rid of in outlet pipe, diversion is not parked in impeller scroll-up/down, decline to the steam-water mixing hydraulic coupling of outlet pipe when getting rid of, air is just discharged from outlet pipe, now form negative pressure in the vacuum chamber 6 of depurator, reverse stop valve is opened, vacuum is formed in 1-3 minute depurator vacuum chamber 6 and water inlet pipe, air compressing downstream water enters water inlet pipe, subsequently in depurator vacuum chamber 6 and water pump, water pump enters normal pumping and runs.
This utility model is that centrifugal water pump draws water an epoch-making innovation, solves the problem that must fill a large amount of diversion when old-fashioned centrifugal water pump draws water.Can be time-consuming, depurator does not has consumable accessory, decrease a lot of troubles when centrifugal water pump uses, be particularly suitable for agricultural drainage and irrigation, the size centrifugal water pump such as dig well in paper mill, mine, factory under extreme conditions uses, and is a kind of centrifugal water pump optional equipment new product and new technique being worthy to be popularized.
Claims (4)
1. a centrifugal water pump self-priming depurator, including: depurator shell, depurator median septum, water-output flange dish, air bleeding valve, flume, vacuum chamber, water-in flange dish, reverse stop valve support, reverse stop valve, drain valve, non-return valve gate seat, depurator lid, fastening screw；It is characterized in that: the described water-output flange dish on depurator shell is connected with the water-in flange dish of water pump, and water-in flange dish is connected with pump water inlet, and described water inlet pipe front end is provided with screen cover；The described depurator portion of lid is provided with air bleeding valve, non-return valve gate seat is installed in vacuum chamber, non-return valve gate seat upper end is provided with two reverse stop valve supports, link mutually with reverse stop valve hanger hinge axis, reverse stop valve can be opened freely, reverse stop valve close time with non-return valve gate seat pressing, it is desirable to seal and water-tight；Depurator lid is arranged on depurator shell upper, with fastening screw tightening.
A kind of centrifugal water pump self-priming depurator the most according to claim 1, is characterized in that: the centrifugal water pump of installation centrifugal water pump depurator draws water and is not required to install bottom valve.
A kind of centrifugal water pump self-priming depurator the most according to claim 1, is characterized in that: described depurator outer cover height is 2.5 times of water pipe diameter, described depurator diameter is 3 times of water pipe diameter.
A kind of centrifugal water pump self-priming depurator the most according to claim 1, is characterized in that: on described depurator, capping is designed as cambered surface or sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326381.7U CN205605443U (en) | 2016-04-19 | 2016-04-19 | Centrifugal water pump is from inhaling vacuum ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326381.7U CN205605443U (en) | 2016-04-19 | 2016-04-19 | Centrifugal water pump is from inhaling vacuum ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205605443U true CN205605443U (en) | 2016-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620326381.7U Expired - Fee Related CN205605443U (en) | 2016-04-19 | 2016-04-19 | Centrifugal water pump is from inhaling vacuum ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205605443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715554A (en) * | 2016-04-19 | 2016-06-29 | 澧县方石坪镇杨朴矿山机械厂 | Self-priming vacuum vessel of centrifugal water pump |
-
2016
- 2016-04-19 CN CN201620326381.7U patent/CN205605443U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715554A (en) * | 2016-04-19 | 2016-06-29 | 澧县方石坪镇杨朴矿山机械厂 | Self-priming vacuum vessel of centrifugal water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160928 Termination date: 20170419 |