CN208718724U - 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
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- CN208718724U CN208718724U CN201821456674.2U CN201821456674U CN208718724U CN 208718724 U CN208718724 U CN 208718724U CN 201821456674 U CN201821456674 U CN 201821456674U CN 208718724 U CN208718724 U CN 208718724U
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Abstract
The utility model 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 utility model belongs to mine down-hole sump centrifugal water pump technical field of drainage, and in particular to one kind is used for mine
The matched starter of centrifugal water pump of shaft 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: use 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: the efficiency of 1. jet pumps is very low, and 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.
Utility model content
In order to shorten the time before centrifugal water pump startup, the entry condition of centrifugal water pump startup, this reality are reduced
A kind of matched starter of centrifugal water pump for the draining of mine down-hole sump is provided with novel.
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, water overflow chamber 5
Bottom offers overflow port 18, is equipped with check valve at the gap 18；1 top side of cabinet is equipped with water filling port 16, water filling port
Water injection valve is equipped at 16；The top of cabinet 1 is equipped with exhaust outlet 13 and sensor mounting hole 14, is equipped with exhaust at the exhaust outlet 13
Valve；
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 inhale
Water pipe 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,
The other 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；The water inlet of outlet 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；Suction hose
The water suction pipe flange 19 of 3 lower ends protrudes into sump 5~6 meters by connecting a root canal road；Pressure at sensor mounting hole 14 is
Operating pressure in cabinet 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.
The advantageous effects of the utility model embody in the following areas:
1. the utility model realizes water pump starting premise no longer using vacuum degree size as foundation, and to fill water in water tank
For foundation, the complexity of device configuration is simplified, 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 utility model, the time before shortening centrifugal water pump startup.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is Fig. 1 transverse sectional view.
Fig. 3 is spill cavity side cross-sectional view.
Serial number in upper figure: cabinet 1, drain valve 2, suction hose 3, main chamber 4, water overflow chamber 5, manhole 6, filter mantle 7, outlet pipe
9, water-output flange 8, 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 utility model 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)；
It is divided into main chamber (4) and water overflow chamber (5) in the cabinet (1), the water overflow chamber (5) is located at main chamber (4) top side, spilling water
The bottom of chamber (5) offers gap (18), and check valve is equipped at the gap (18)；Cabinet (1) top side is equipped with note
The mouth of a river (16) is equipped with water injection valve at water filling port (16)；The top of cabinet (1) is equipped with exhaust outlet (13) and sensor mounting hole
(14), exhaust valve is equipped at exhaust outlet (13)；
The suction hose (3) is uprightly located in main chamber (4), and the lower port of suction hose (3) extends to cabinet (1) bottom outside and connects
Water suction pipe flange (19)；The upper port of suction hose (3) is higher than the gap of water overflow chamber (5)；
The outlet pipe (9) is right-angle elbow pipe, is located in the main chamber (4) below water overflow chamber (5)；One end of outlet pipe (9) is
The mouth of a river, the other end are water inlet, and 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)；The water inlet of outlet pipe (9) corresponds to outside the top of cabinet (1) bottom, the water inlet of outlet pipe (9)
It is provide with filter mantle (7)；
When work, outlet pipe (9) is connected to the water inlet of centrifugal water pump by cabinet (1) external water-output flange (8)；Water suction
The water suction pipe flange (19) of pipe (3) lower end protrudes into sump 5~6 meters by connecting pipe；Pressure at sensor mounting hole (14)
Power is the operating pressure in cabinet (1), and the operating pressure is -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: being equipped with drainpipe at the nearly bottom of the cabinet (1), drainpipe is 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,
Be characterized in that: the gap (18) of the water overflow chamber (5) protrudes into main chamber (4), and the gap outer cover in main chamber (4), which is equipped with, overflows
Flow through filter bowl (17)；The bottom of water overflow chamber (5) is connected to one end of spilling water drainpipe (10), the other end of spilling water drainpipe (10)
It is external to extend to cabinet (1).
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: being offered manhole (6) in the one side wall of cabinet (1) lower part, cooperation is equipped with manhole cover at manhole (6)
(12).
5. the starter for the draining of mine down-hole sump matched with centrifugal water pump according to claim 1,
Be characterized in that: the upper port of the suction hose (3) is angular cut, and 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,
Be characterized in that: the water injection valve and exhaust valve are electrical ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821456674.2U CN208718724U (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 |
|---|---|---|---|
| CN201821456674.2U CN208718724U (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 |
|---|---|
| CN208718724U true CN208718724U (en) | 2019-04-09 |
Family
ID=65981230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821456674.2U Active CN208718724U (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) | CN208718724U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915767A (en) * | 2018-09-06 | 2018-11-30 | 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 |
| CN110241891A (en) * | 2019-06-11 | 2019-09-17 | 湖南达道新能源开发有限公司 | It is a kind of can groundwater abstraction and prevent flow backwards equipment |
-
2018
- 2018-09-06 CN CN201821456674.2U patent/CN208718724U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915767A (en) * | 2018-09-06 | 2018-11-30 | 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 |
| CN110241891A (en) * | 2019-06-11 | 2019-09-17 | 湖南达道新能源开发有限公司 | It is a kind of can groundwater abstraction and prevent flow backwards equipment |
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