CN108915767A - The starter for the draining of mine down-hole sump matched with centrifugal water pump - Google Patents
The starter for the draining of mine down-hole sump matched with centrifugal water pump Download PDFInfo
- Publication number
- CN108915767A CN108915767A CN201811037565.1A CN201811037565A CN108915767A CN 108915767 A CN108915767 A CN 108915767A CN 201811037565 A CN201811037565 A CN 201811037565A CN 108915767 A CN108915767 A CN 108915767A
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- China
- Prior art keywords
- water
- cabinet
- outlet pipe
- port
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 239000007858 starting material Substances 0.000 title claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 210000004262 dental pulp cavity Anatomy 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/02—Self-priming pumps
Abstract
The present invention relates to the starters for the draining of mine down-hole sump matched with centrifugal water pump.Including cabinet, suction hose and outlet pipe；It is divided into main chamber and water overflow chamber in cabinet, water overflow chamber is located at main chamber top side, and the bottom of water overflow chamber offers overflow port；Cabinet top side is equipped with water filling port；Suction hose is uprightly located in main chamber, and the lower port of suction hose extends on the outside of the bottom of box and is connected to water suction pipe flange；The upper port of suction hose is higher than the overflow port of water overflow chamber；Outlet pipe is right-angle elbow pipe, and the water outlet of outlet pipe reaches outside a side box wall of cabinet, and the water inlet of outlet pipe is located at the top of the bottom of box；When work, outlet pipe is connected to the water inlet of centrifugal water pump by the water-output flange outside cabinet；The water suction pipe flange of suction hose lower end protrudes into the sump for needing to fetch water 5~6 meters by connecting a root canal road；Pressure at sensor mounting hole is the intracorporal operating pressure of case, and the operating pressure is -0.01MPa~-0.06MPa.
Description
Technical field
The invention belongs to mine down-hole sump centrifugal water pump technical field of drainage, and in particular to one kind is used for mine down-hole
The matched starter of centrifugal water pump of sump draining.
Background technique
In existing mine down-hole sump drainage system, the drainage equipment of use mainly has centrifugal water pump, motor, starting
Control equipment, sensor, instrument, pipeline and related accessories.Centrifugal water pump is divided into single-stage and multistage.One-stage centrifugal pump lift
It is lower, it is mainly used for the local drainings such as section and bottom hole；Multistage centrifugal pump lift is higher, is mainly used for the collection of Central Pump Room
Middle draining.
Currently, the centrifugal multistage pump multiple centrifugal pump Starting mode for the draining of mine down-hole sump, first is that：Using vacuum pump water pump and
The water suction inner air tube of connection water pump is taken away, makes to restart water pump after reaching certain vacuum degree inside it；The problem is that：1.
Vacuum pump vacuum degree obtained is limited, longer using the vacuum pump depletion gas time when water bunker level is lower, or even is obtained
Vacuum degree be not achieved open pump require.2. require leakproofness at water pump bearing high in the way of vacuum pump vacuumizing start, if
It is poorly sealed to be just unable to reach the purpose vacuumized, it also just can not normally start water pump.Second is that：Using jet pump or other jet streams
Device achievees the purpose that vacuumize using the principle of Venturi effect, makes to reach certain vacuum in water pump and connection water pump suction pipe
Degree.The problem is that：1. the efficiency of jet pump is very low, generally between 20%~30%, causing, which makes water pump reach starting, is required
The vacuum degree time it is long.2. it requires at water pump bearing and other connecting pipe leakproofness is high, it can not if poorly sealed
Achieve the purpose that vacuumize, also just can not normally start water pump.
Summary of the invention
In order to shorten the time before centrifugal water pump startup, the entry condition of centrifugal water pump startup, this hair are reduced
It is bright that a kind of matched starter of centrifugal water pump for the draining of mine down-hole sump is provided.
The starter for the draining of mine down-hole sump matched with centrifugal water pump includes cabinet 1, suction hose 3 and goes out
Water pipe 9；
It is divided into main chamber 4 and water overflow chamber 5 in the cabinet 1, the water overflow chamber 5 is located at 4 top side of main chamber, the bottom of water overflow chamber 5
Overflow port 18 is offered, is equipped with check valve at the gap 18；1 top side of cabinet is equipped with water filling port 16, at water filling port 16
Equipped with water injection valve；The top of cabinet 1 is equipped with exhaust outlet 13 and sensor mounting hole 14, is equipped with exhaust valve at the exhaust outlet 13；
The suction hose 3 is uprightly located in main chamber 4, and the lower port of suction hose 3 extends to 1 bottom outside of cabinet and is connected to suction hose
Flange 19；The upper port of suction hose 3 is higher than the overflow port of water overflow chamber 5；
The outlet pipe 9 is right-angle elbow pipe, in the main chamber 4 of 5 lower section of water overflow chamber；One end of outlet pipe 9 is water outlet, another
End is water inlet；The water outlet of outlet pipe 9 extends to outside a side box wall of cabinet 1, and overhanging end is connected to water-output flange 8；Out
The water inlet of water pipe 9 corresponds to the top for being located at 1 bottom of cabinet, is provide with filter mantle 7 outside the water inlet of outlet pipe 9；
When work, outlet pipe 9 is connected to the water inlet of centrifugal water pump by the water-output flange 8 outside cabinet 1；Under suction hose 3
The water suction pipe flange 19 at end protrudes into sump 5~6 meters by connecting a root canal road；Pressure at sensor mounting hole 14 is cabinet
Operating pressure in 1, the operating pressure are -0.01MPa~-0.06MPa.
The technical solution further limited is as follows：
Drainpipe is equipped at the nearly bottom of the cabinet 1, drainpipe is equipped with drain valve 2.
The overflow port 18 of the water overflow chamber 5 protrudes into main chamber 4, and the overflow port outer cover in main chamber 4 is equipped with overflow filter mantle
17；The bottom of water overflow chamber 5 is connected to one end of spilling water drainpipe 10, and the other end of spilling water drainpipe 10 extends to outside cabinet 1.
Manhole 6 is offered in the one side wall of 1 lower part of cabinet, cooperation is equipped with manhole cover 12 at manhole 6.
The upper port of the suction hose 3 is angular cut, and the gradient of angular cut is 45~55 degree.
The water injection valve and exhaust valve are electrical ball valve.
Advantageous effects of the invention embody in the following areas：
1. the present invention realizes water pump starting premise no longer using vacuum degree size as foundation, and to fill water in water tank as foundation,
The complexity for simplifying device configuration reduces centrifugal water pump start-up operation difficulty.
2. reducing the requirement to leakproofness at centrifugal water pump bearing, allow to have at the bearing of centrifugal water pump a small amount of
Dripping phenomenon.
3. using the present invention, the time before shortening centrifugal water pump startup.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is Fig. 1 transverse sectional view.
Fig. 3 is spill cavity side cross-sectional view.
Serial number in upper figure：Cabinet 1, suction hose 3, main chamber 4, water overflow chamber 5, manhole 6, filter mantle 7, goes out water law at drain valve 2
Blue 8, outlet pipe 9, spilling water drainpipe 10, manhole cover 12, exhaust outlet 13, sensor installation port 14, thread passing port 15, water filling port
16, spilling water filter mantle 17, gap 18, water suction pipe flange 19.
Specific embodiment
With reference to the accompanying drawing, the present invention is further described by embodiment.
Referring to Fig. 1, the starter for the draining of mine down-hole sump matched with centrifugal water pump includes cabinet 1, inhales
Water pipe 3 and outlet pipe 9.
Referring to fig. 2, it is divided into main chamber 4 and water overflow chamber 5 in cabinet 1.Water overflow chamber 5 is located at 4 top side of main chamber, water overflow chamber 5
Bottom offers overflow port 18, is equipped with check valve at gap 18；The overflow port 18 of water overflow chamber 5 protrudes into main chamber 4, main chamber 4
Interior overflow port outer cover is equipped with overflow filter mantle 17.The bottom of water overflow chamber 5 is connected to one end of spilling water drainpipe 10, spilling water row
The other end of water pipe 10 extends to outside cabinet 1.Thread passing port 15 is offered in the one side wall of water overflow chamber 5.
Referring to Fig. 3,1 top side of cabinet offers water filling port 16, is equipped with water injection valve at water filling port 16；The top of cabinet 1
Portion offers exhaust outlet 13 and sensor mounting hole 14, is equipped with exhaust valve at exhaust outlet 13；Water injection valve and exhaust valve are ball
Valve.Manhole 6 is offered in the one side wall of 1 lower part of cabinet, cooperation is equipped with manhole cover 12 at manhole 6.The nearly bottom of cabinet 1
Place is equipped with drainpipe, and drain valve 2 is equipped on drainpipe.
Referring to fig. 2, suction hose 3 is uprightly located in main chamber 4, and the lower port of suction hose 3 extends to 1 bottom outside of cabinet and connects
Water suction pipe flange 19；The upper port of suction hose 3 is angular cut, and the gradient of angular cut is 45 degree, and the upper port of suction hose 3 is higher than
The overflow port of water overflow chamber 5.
Referring to fig. 2, outlet pipe 9 is right-angle elbow pipe, in the main chamber 4 of 5 lower section of water overflow chamber；One end of outlet pipe 9 is
The mouth of a river, the other end are water inlet；The water outlet of outlet pipe 9 extends to the outside of a side box wall of cabinet 1, and overhanging end is connected to out
Water law orchid 8；The water inlet of outlet pipe 9 corresponds to the top for being located at 1 bottom of cabinet, is installed with filtering outside the water inlet of outlet pipe 9
Cover 7.
When work, the water outlet of outlet pipe 9 is fixedly connected multistage centrifugal water by the water-output flange 8 outside cabinet 1
The water inlet of pump；The lower port of suction hose 3 connects a pipe with size by the water suction pipe flange 19 of 1 bottom outside of cabinet
Road extends vertically into the sump for needing to drain 5~6 meters.
It before the starting of multistage centrifugal water pump, is filled the water first by water filling port 16 into cabinet 1, when water filling height is more than
When overflow port 18, the water in cabinet 1 is flowed into water overflow chamber 5 by the check valve at gap 18, then passes through spilling water drainpipe 10
It flows to outside cabinet 1；When there is water to flow out from spilling water drainpipe 10, water injection valve and exhaust valve are closed, multistage centrifugal can be started
Formula water pump, water are extracted out from outlet pipe 9.After multistage centrifugal water pump is opened, due to the pass of water injection valve, exhaust valve and check valve
Close, negative pressure state will be formed in cabinet 1, when the operating pressure of water tank 1 is -0.01MPa~-0.06MPa, realize it is multistage from
Core type water pump enters the working condition of normal table.
Claims (6)
1. the starter for the draining of mine down-hole sump matched with centrifugal water pump, it is characterised in that：Including cabinet
（1）, suction hose（3）And outlet pipe（9）；
The cabinet（1）Inside it is divided into main chamber（4）And water overflow chamber（5）, the water overflow chamber（5）Positioned at main chamber（4）Top side, spilling water
Chamber（5）Bottom offer overflow port（18）, the gap（18）Place is equipped with check valve；Cabinet（1）Top side is equipped with note
The mouth of a river（16）, water filling port（16）Place is equipped with water injection valve；Cabinet（1）Top be equipped with exhaust outlet（13）And sensor mounting hole
（14）, exhaust outlet（13）Place is equipped with exhaust valve；
The suction hose（3）Uprightly it is located at main chamber（4）It is interior, suction hose（3）Lower port extend to cabinet（1）Bottom outside simultaneously connects
Water suction pipe flange（19）；Suction hose（3）Upper port be higher than water overflow chamber（5）Overflow port；
The outlet pipe（9）For right-angle elbow pipe, it is located at water overflow chamber（5）The main chamber of lower section（4）It is interior；Outlet pipe（9）One end be
The mouth of a river, the other end are water inlet, outlet pipe（9）Water outlet extend to cabinet（1）A side box wall outside, and overhanging end is connected to
Water-output flange（8）；Outlet pipe（9）Water inlet corresponding be located at cabinet（1）The top of bottom, outlet pipe（9）Water inlet outside
It is provide with filter mantle（7）；
When work, outlet pipe（9）Pass through cabinet（1）External water-output flange（8）It is connected to the water inlet of centrifugal water pump；Water suction
Pipe（3）The water suction pipe flange of lower end（19）5~6 meters are protruded into sump by connecting pipe；Sensor mounting hole（14）The pressure at place
Power is cabinet（1）Interior operating pressure, the operating pressure are -0.01MPa~-0.06MPa.
2. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
It is characterized in that：The cabinet（1）Nearly bottom at be equipped with drainpipe, drainpipe be equipped with drain valve（2）.
3. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
It is characterized in that：The water overflow chamber（5）Overflow port（18）Protrude into main chamber（4）It is interior, main chamber（4）Interior overflow port outer cover, which is equipped with, overflows
Flow through filter bowl（17）；Water overflow chamber（5）Bottom be connected to spilling water drainpipe（10）One end, spilling water drainpipe（10）The other end
Extend to cabinet（1）It is external.
4. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
It is characterized in that：The cabinet（1）Manhole is offered in the one side wall of lower part（6）, manhole（6）Place's cooperation is equipped with manhole cover
（12）.
5. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
It is characterized in that：The suction hose（3）Upper port be angular cut, the gradient of angular cut is 45~55 degree.
6. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
It is characterized in that：The water injection valve and exhaust valve are electrical ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037565.1A CN108915767A (en) | 2018-09-06 | 2018-09-06 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037565.1A CN108915767A (en) | 2018-09-06 | 2018-09-06 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108915767A true CN108915767A (en) | 2018-11-30 |
Family
ID=64406920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811037565.1A Pending CN108915767A (en) | 2018-09-06 | 2018-09-06 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108915767A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203285693U (en) * | 2013-05-17 | 2013-11-13 | 中铁第四勘察设计院集团有限公司 | Ground water diversion equipment with automatic water diversion function |
| CN104006296A (en) * | 2014-04-23 | 2014-08-27 | 安徽理工大学 | Novel non-bottom valve water pump drainage system |
| CN104265672A (en) * | 2014-09-29 | 2015-01-07 | 安徽理工大学 | Bottom-valve-free water tank for intelligent control system |
| CN204851325U (en) * | 2015-07-24 | 2015-12-09 | 金川集团股份有限公司 | No bottom valve negative pressure was from drinking device before water pump activation was arranged in pit in mine deep |
| CN205078305U (en) * | 2015-11-09 | 2016-03-09 | 山西省交通科学研究院 | Modular tunnel longitudinal drainage pipe |
| CN207406520U (en) * | 2017-10-23 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of mining multistage drainage system automatic water diversion device |
| CN207454290U (en) * | 2017-10-23 | 2018-06-05 | 陕西北元化工集团股份有限公司 | A kind of centrifugal pump drainage tank |
| CN208718724U (en) * | 2018-09-06 | 2019-04-09 | 淮南市阶梯电子科技有限公司 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
-
2018
- 2018-09-06 CN CN201811037565.1A patent/CN108915767A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203285693U (en) * | 2013-05-17 | 2013-11-13 | 中铁第四勘察设计院集团有限公司 | Ground water diversion equipment with automatic water diversion function |
| CN104006296A (en) * | 2014-04-23 | 2014-08-27 | 安徽理工大学 | Novel non-bottom valve water pump drainage system |
| CN104265672A (en) * | 2014-09-29 | 2015-01-07 | 安徽理工大学 | Bottom-valve-free water tank for intelligent control system |
| CN204851325U (en) * | 2015-07-24 | 2015-12-09 | 金川集团股份有限公司 | No bottom valve negative pressure was from drinking device before water pump activation was arranged in pit in mine deep |
| CN205078305U (en) * | 2015-11-09 | 2016-03-09 | 山西省交通科学研究院 | Modular tunnel longitudinal drainage pipe |
| CN207406520U (en) * | 2017-10-23 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of mining multistage drainage system automatic water diversion device |
| CN207454290U (en) * | 2017-10-23 | 2018-06-05 | 陕西北元化工集团股份有限公司 | A kind of centrifugal pump drainage tank |
| CN208718724U (en) * | 2018-09-06 | 2019-04-09 | 淮南市阶梯电子科技有限公司 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
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