CN203394771U - Submersible slurry pump for steel-rolling vortex pool - Google Patents
Submersible slurry pump for steel-rolling vortex pool Download PDFInfo
- Publication number
- CN203394771U CN203394771U CN201320493361.5U CN201320493361U CN203394771U CN 203394771 U CN203394771 U CN 203394771U CN 201320493361 U CN201320493361 U CN 201320493361U CN 203394771 U CN203394771 U CN 203394771U
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- diving
- pulp pump
- submersible motor
- water
- submersible
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- Expired - Fee Related
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Abstract
The utility model discloses a submersible slurry pump for a steel-rolling vortex pool. The submersible slurry pump for the steel-rolling vortex pool comprises a submersible slurry pump, wherein a guide cylinder is sleeved on the lower part of the submersible slurry pump; a sealed submersible motor is arranged in the guide cylinder; a rotating shaft of the submersible slurry pump extends out of a suction port in a lower end face of the submersible slurry pump and is coaxially fixed to an output shaft of the submersible motor through a coupler. The guide cylinder is sleeved on the lower part of the submersible slurry pump, and the submersible motor used for driving the rotating shaft in the submersible slurry pump to rotate is arranged in the guide cylinder, so that liquid in the steel-rolling vortex pool can enter from the lower part of the submersible motor and flows through a channel between the guide cylinder and the submersible motor so as to enter the suction port in the submersible slurry pump through guide of the guide cylinder, the water suction operation is finished, the suction operation of the suction port is changed into suction on the lower part of the motor from a middle position through the guide cylinder, a phenomenon that the motor is burnt because the motor is covered by oxide scale is avoided, and effective cooling of the motor is ensured.
Description
Technical field
The utility model belongs to plumbing field, is specifically related to a kind of diving pulp pump for steel rolling Whirlwind tank.
Background technique
The water of iron and steel enterprise's steel rolling turbid circulating water system Whirlwind tank contains a large amount of iron scales, oils and has the features such as coolant-temperature gage higher (50 ℃), and the elevator pump using is at present generally vertical long shaft pump.Vertical long shaft pump has service time short (being generally about 3 months), and efficiency is low, maintenance difficulty is large, maintenance expenses is high, need additional clean water source, need to refuel before starting and open lubricated water, need to build pump house, easily meets with the shortcomings such as water logging.The lifting water pump of the function such as need to install that a kind of efficiency high (energy-conservation), long operational time (more than a year), low, the easy maintenance of equipment cost, occupied ground are little, outdoor mounted, installation and removal are convenient, be not afraid of waterflooding, the cost of overhaul is low, can start at any time.
Model utility content
The purpose of this utility model is to provide a kind of diving pulp pump for steel rolling Whirlwind tank, and this diving pulp pump can solve that the working time of iron and steel enterprise's steel rolling turbid circulating water system Whirlwind tank elevator pump is short, maintenance difficulty is large, E & SP cost is high, efficiency is low, it is loaded down with trivial details to start and problem that subject to water logging.
For achieving the above object, the technological scheme that the utility model adopts is: comprise diving pulp pump, the bottom of described diving pulp pump is set with guide shell, Packed submersible motor is set in guide shell, the rotatingshaft of diving pulp pump stretches out from diving Shang water sucking mouth, pulp pump lower end surface, coaxially fixing by the output shaft of coupling and submersible motor; Liquid in steel rolling Whirlwind tank enters from the below of submersible motor, and the guide channel of flowing through between submersible motor and guide shell enters the water sucking mouth of diving pulp pump.
The impeller of described diving pulp pump is stainless steel impeller.
The water outlet of described diving pulp pump upper end is connected with the water pump pipe being connected with water pipeline, and the upper end of water pump pipe is provided with for whole device being suspended on to the clamping plate of steel rolling Whirlwind tank top.
Described submersible motor is high temperature resistant frequency conversion submersible motor.
Described submersible motor adopts machinery type sealing, and adopts slinger ring, prevents that iron scale from entering in submersible motor bearing.
The enameled cable of described submersible motor is water-proof paint envelope curve.
Waterproof, the grease proofing cable of the cable of described submersible motor for using under water.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is by the bottom suit guide shell at diving pulp pump, and in guide shell, install for driving the submersible motor that in diving pulp pump, rotatingshaft rotates, liquid in steel rolling Whirlwind tank can be entered from the below of submersible motor, water conservancy diversion by guide shell between guide shell and submersible motor to being passed to the water sucking mouth that enters diving pulp pump, complete the work of water suction, by neutral position, by guide shell, changing water sucking mouth into motor lower portion absorbs water, prevent from iron scale from burying motor and cause burning out motor, guarantee the effective cooling of motor; The utility model cost is low, and power consumption is few, compares with existing vertical long shaft pump, and efficiency of the present utility model can improve 10% left and right.
Further, the utility model is suspended on steel rolling Whirlwind tank top by clamping plate by whole device, owing to adopting the means of fixation of clamping plate, convenient maintenance and dismounting, repair time and recondition expense have been saved, the repair time of a vertical long shaft pump is 2 days, and a diving pulp pump repair time is 4 hours.More than spare part expense is generally the sixth of long-shaft pump.When saving engineering time, improved the coverage ratio of producing, the repair cycle of vertical long shaft pump is 3 months, and slag is 18 months with the repair cycle of diving pulp pump.
Further, in the utility model life cycle, vertical long shaft pump need to add lubricant oil, needs to use clean lubricated water, and start and stop are loaded down with trivial details.And slag does not need to add lubricant oil and clean lubricated water with diving pulp pump, at any time can start-stop water pump, can accomplish automatic control, unmanned.
Further, the impeller of the utility model diving pulp pump adopts stainless steel impeller, can improve the wear resistance of water pump, adapts to the environment of iron scale wearing and tearing, improves the working life of diving pulp pump.
Further, on the utility model submersible motor, be provided with slinger ring, can prevent that iron scale from entering in the bearing of submersible motor, improve the life-span of submersible motor.
Further, the utility model hydroelectric machine adopts mechanical sealing, and its enameled cable adopts water-proof paint envelope curve, cable adopts waterproof, grease proofing cable, even if be full of water in submersible motor, can not burn out submersible motor yet, there is the water logging of not being afraid of, be not subject to environmental constraint, overhaul the plurality of advantages such as convenient.
Further, the utility model diving pulp pump is not limited to steel rolling Whirlwind tank and uses, applicable to other turbid circulating water system, clean circulation, mine drainage, flood drainage system etc.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Wherein, 1 is clamping plate; 2 is water pump pipe; 3 is diving pulp pump; 4 is guide shell; 5 is submersible motor; 6 is coupling.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Referring to Fig. 1, the utility model comprises the diving pulp pump 3 with stainless steel impeller, adopts stainless steel impeller can improve the wear resistance of water pump, adapts to the environment that iron scale weares and teares, and improves the working life of diving pulp pump; The bottom of described diving pulp pump 3 is set with guide shell 4, is provided with high temperature resistant frequency conversion submersible motor 5 in guide shell 4, and this submersible motor can be used in the hot water below 80 degree water temperatures; Submersible motor adopts machinery type sealing, and adopts slinger ring, prevents that iron scale from entering in submersible motor bearing, and the enameled cable of submersible motor is water-proof paint envelope curve, is full of water in submersible motor, even if water inlet can not burn out submersible motor; Waterproof, the grease proofing cable of the cable of submersible motor for using under water; The rotatingshaft of diving pulp pump 3 stretches out from diving pulp pump 3 Shang water sucking mouths, lower end surface, coaxially fixing with the output shaft of submersible motor 5 by coupling 6; Liquid in steel rolling Whirlwind tank enters from the below of submersible motor 5, the guide channel of flowing through between submersible motor 5 and guide shell 4 enters the water sucking mouth of diving pulp pump 3, by neutral position, by guide shell, changing water sucking mouth into motor lower portion absorbs water, prevent from iron scale from burying motor and cause burning out motor, guarantee the effective cooling of motor.The control of submersible motor adopts liquid-level auto-control device frequently.
Working procedure of the present utility model is such:
In the liquid now guide shell being submerged in steel rolling Whirlwind tank, make to dive under water pulp pump, submersible motor and guide shell submerge below the liquid level of steel rolling Whirlwind tank, then open submersible motor, and submersible motor drives the rotatingshaft rotation of diving pulp pump; Under the effect of diving pulp pump, liquid in steel rolling Whirlwind tank enters from the below of submersible motor, the guide channel of flowing through between submersible motor and guide shell enters the water sucking mouth of diving pulp pump, then enters the water pump pipe being connected with the pulp pump water outlet of diving under water, and finally by water pump pipe, enters water pipeline.
Example:
Certain steel rolling mill's year production scale is 400,000 tons of wire rods, turbid circulating water system Whirlwind tank is used 4 of diving pulp pumps for above improved slag, for water inventory, be 800 cubes ms/h, adopt liquid level VFC, the water pump repair cycle is 18 months, maintenance is simple, and spare part expense is 1/10th of vertical long shaft pump, and operating cost has reduced by 12% than long-shaft pump.Repair time is 3 hours.
Claims (7)
1. the diving pulp pump for steel rolling Whirlwind tank, it is characterized in that: comprise diving pulp pump (3), the bottom of described diving pulp pump (3) is set with guide shell (4), Packed submersible motor (5) is set in guide shell (4), the rotatingshaft of diving pulp pump (3) stretches out from diving Shang water sucking mouth, pulp pump (3) lower end surface, coaxially fixing with the output shaft of submersible motor (5) by coupling (6); Liquid in steel rolling Whirlwind tank enters from the below of submersible motor (5), and the guide channel between the submersible motor of flowing through (5) and guide shell (4) enters the water sucking mouth of diving pulp pump (3).
2. the diving pulp pump for steel rolling Whirlwind tank according to claim 1, is characterized in that: the impeller of described diving pulp pump (3) is stainless steel impeller.
3. the diving pulp pump for steel rolling Whirlwind tank according to claim 1, it is characterized in that: the water outlet of described diving pulp pump (3) upper end is connected with the water pump pipe (2) being connected with water pipeline, the upper end of water pump pipe (2) is provided with for whole device being suspended on to the clamping plate (1) of steel rolling Whirlwind tank top.
4. the diving pulp pump for steel rolling Whirlwind tank according to claim 1, is characterized in that: described submersible motor (5) is high temperature resistant frequency conversion submersible motor.
5. according to the diving pulp pump for steel rolling Whirlwind tank described in claim 1 or 4, it is characterized in that: described submersible motor (5) adopts machinery type sealing, and adopts slinger ring, prevents that iron scale from entering in submersible motor bearing.
6. according to the diving pulp pump for steel rolling Whirlwind tank described in claim 1 or 4, it is characterized in that: the enameled cable of described submersible motor (5) is water-proof paint envelope curve.
7. according to the diving pulp pump for steel rolling Whirlwind tank described in claim 1 or 4, it is characterized in that: waterproof, the grease proofing cable of the cable of described submersible motor (5) for using under water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493361.5U CN203394771U (en) | 2013-08-13 | 2013-08-13 | Submersible slurry pump for steel-rolling vortex pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493361.5U CN203394771U (en) | 2013-08-13 | 2013-08-13 | Submersible slurry pump for steel-rolling vortex pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203394771U true CN203394771U (en) | 2014-01-15 |
Family
ID=49906306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320493361.5U Expired - Fee Related CN203394771U (en) | 2013-08-13 | 2013-08-13 | Submersible slurry pump for steel-rolling vortex pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203394771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104082226A (en) * | 2014-07-26 | 2014-10-08 | 梁桥锋 | Archimedean spiral oxygen increasing device enabling bottom water of fish pond to be used circularly |
-
2013
- 2013-08-13 CN CN201320493361.5U patent/CN203394771U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104082226A (en) * | 2014-07-26 | 2014-10-08 | 梁桥锋 | Archimedean spiral oxygen increasing device enabling bottom water of fish pond to be used circularly |
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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: 20140115 Termination date: 20160813 |