CN207989381U - A kind of vertical diagonal flow pump of included water lubrication protection - Google Patents
A kind of vertical diagonal flow pump of included water lubrication protection Download PDFInfo
- Publication number
- CN207989381U CN207989381U CN201820093989.9U CN201820093989U CN207989381U CN 207989381 U CN207989381 U CN 207989381U CN 201820093989 U CN201820093989 U CN 201820093989U CN 207989381 U CN207989381 U CN 207989381U
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- CN
- China
- Prior art keywords
- water
- lubrication
- water inlet
- connecting tube
- vertical diagonal
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- Expired - Fee Related
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Abstract
The utility model is related to a kind of vertical diagonal flow pumps of included water lubrication protection, mainly by suction cone, impeller, blade wheel chamber, diffuser, guide bearing, bearing spider, main shaft, discharge bend pipe, extension tube attached, inner connecting tube, motor support plate, the pump housing supports, filler and sealing element are constituted, it is provided with connecting tube between discharge bend pipe and bearing lubrication water water inlet pipe, solenoid valve is installed in connecting tube, bearing lubrication water water inlet pipe water inlet to the pipeline upper edge water (flow) direction between bearing lubrication water water inlet pipe and the connectivity part of connecting tube is disposed with electro connecting pressure gauge and check-valves, electro connecting pressure gauge can control the opening and closing of solenoid valve.The utility model carries water lubrication defencive function, without paying close attention to lubrication water raw water pressure, alleviates person works' amount.
Description
Technical field
The utility model is related to vertical diagonal flow pump more particularly to a kind of vertical diagonal flow pumps of included water lubrication protection.
Background technology
Vertical diagonal flow pump be it is a kind of using impeller rotation generate eccentric force and thrust let the liquid out direction and favour axis
A kind of pump of line, is vane pump between the two between centrifugal pump and axial-flow pump, is suitable as following for large electric power plant station and nuclear power station
Ring pumps, or metallurgical, city and farmland plumbing and industrial and mineral pump for engineering, for convey 55 DEG C of clear water below, rainwater, sewage with
And seawater.Currently, in vertical diagonal flow pump generally use water lubriucated bearing, can greatly improve bearing service life and extend equipment without
Failure operation time, still, this kind of vertical diagonal flow pump have to last for supplying water for water lubriucated bearing in the process of running, need personnel
The raw water pressure of concern water lubriucated bearing lubrication water at any time, once pressure instability or cuts off the water and will directly contribute equipment damage accident.
The Chinese utility model patent of Patent No. CN200820227681.5 discloses a kind of seawater desulphurization vertical oblique flow
Pump, including suction cone, extension tube attached, discharge bend pipe, outer barrel, fixed pump closure, main shaft, guide bearing, impeller and diffuser
Equal components make that equipment operation is more steady, long lifespan by applying water lubrication plug dragon bearing, however, there remains personnel with
When concern water lubrication plug Long Zhouchengrunhuashui raw water pressure, prevent from raw water insufficient pressure or cut off the water to cause equipment fault.
Invention content
Technical problem to be solved in the utility model is：The problem of for the background technology, provide one kind
The vertical diagonal flow pump of included water lubrication protection mitigates person works' amount without paying close attention to raw water pressure.
The technical solution that the utility model solves the above problems is：
A kind of vertical diagonal flow pump of included water lubrication protection, mainly by suction cone, impeller, blade wheel chamber, diffuser, lead
Bearing, bearing spider, main shaft, discharge bend pipe, extension tube attached, inner connecting tube, motor support plate, pump housing support, filler and sealing element structure
At being provided with connecting tube between discharge bend pipe and bearing lubrication water water inlet pipe, solenoid valve, bearing lubrication water be equipped in connecting tube
Water inlet pipe water inlet to the pipeline upper edge water (flow) direction between bearing lubrication water water inlet pipe and the connectivity part of connecting tube is set gradually
There are electro connecting pressure gauge and check-valves, electro connecting pressure gauge to can control the opening and closing of solenoid valve.
Further, alarm is connected on the electro connecting pressure gauge, electro connecting pressure gauge can control the unlatching of alarm
And closing.
Further, when the electric contact pressure meter pressure is less than 0.25MPa, solenoid valve is opened, alarm equipment alarm, when electricity connects
When point pressure meter pressure is more than or equal to 0.25MPa, solenoid valve is closed, and alarm stops.
Further, the connecting tube be connected to the side of discharge bend pipe far from bottom one third at, prevent solenoid valve from opening
When, the curved in-pipe flow deficiency that spues influences inflow in connecting tube.
Further, the angle in the connecting tube water (flow) direction and discharge bend pipe between water (flow) direction is acute angle.
Further, the bearing lubrication water water inlet pipe water inlet is provided with dismountable strainer.
Further, it is provided with dismountable strainer in the connecting tube.
The beneficial effects of the utility model are：The utility model is directly with connecting tube by discharge bend pipe and bearing lubrication water
Water inlet pipe connects, once bearing lubrication water water inlet pipe pressure instability or cutting off the water, electro connecting pressure gauge controls solenoid valve and opens, and spues
The output water of bend pipe enters bearing lubrication water water inlet pipe by connecting tube, and the output water using discharge bend pipe is that bearing lubrication is interim
It supplies water, and notifies staff to debug by alarm equipment alarm, prevent bearing lubrication water water inlet pipe pressure instability or cut off the water
Cause the utility model damage accident.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model
Specific implementation mode
In order to make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiments, to this
Utility model is described further.It should be appreciated that specific embodiment described herein is only used for explaining the utility model, and do not have to
In limitation the utility model.
As shown in Figure 1, a kind of vertical diagonal flow pump of included water lubrication protection, mainly by suction cone, impeller, impeller
Room, guide bearing, bearing spider, main shaft, discharge bend pipe 1, extension tube attached, inner connecting tube, motor support plate, pump housing support, is filled out diffuser
The compositions such as material and sealing element, are provided with connecting tube 3, connecting tube 3 is connected between discharge bend pipe 1 and bearing lubrication water water inlet pipe 2
The bottom of discharge bend pipe 1, junction are bell mouth shape, and solenoid valve 4 and strainer 5, the water inlet of bearing lubrication water are equipped in connecting tube 3
2 water inlet of pipe to the pipeline upper edge between bearing lubrication water water inlet pipe 2 and the connectivity part of connecting tube 3 lubricates water water (flow) direction successively
It is provided with electro connecting pressure gauge 6 and check-valves 7,2 water inlet of bearing lubrication water water inlet pipe is provided with strainer 8, on external tube wall
It is provided with alarm 9, electro connecting pressure gauge 6 can control solenoid valve 4 and alarm 9 simultaneously.
The utility model is run constantly, and when the pressure of electro connecting pressure gauge 6 is less than 0.25MPa, solenoid valve 4 is opened,
Alarm 9 is alarmed, and the output water in discharge bend pipe 1 is introduced into connecting tube 3 and then enters bearing lubrication water water inlet pipe 2, check-valves 7
It can prevent recirculated water from reversely flowing away from the water inlet direction of bearing lubrication water water inlet pipe 2, while maintenance personal quickly solves bearing profit
Hydraulic pressure shakiness or problem of cutting off the water in water skiing water inlet pipe 2；It is solved the problem of 2 hydraulic pressure of bearing lubrication water water inlet pipe is unstable or cuts off the water,
The pressure of electro connecting pressure gauge 6 is more than or equal to 0.25MPa, and solenoid valve 4 is closed, and alarm 9 stops, and the utility model continues normal
Work.Although the utility model transformation is relatively easy, very useful, does not need staff and pay close attention to raw water pressure, mitigate
Worker workload.
In above-described embodiment, connecting tube can also be connected to discharge bend pipe side far from bottom one third at, connecting tube water
The angle flowed in direction and discharge bend pipe between water (flow) direction is acute angle, accordingly even when spue curved in-pipe flow deficiency when connecting tube
Inside still there is water inflow, it is ensured that equipment safety.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
The all any modification, equivalent and improvement etc. done within the spirit and principle of utility model, should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of vertical diagonal flow pump of included water lubrication protection, mainly by suction cone, impeller, blade wheel chamber, diffuser, guide shaft
Hold, the support of bearing spider, main shaft, discharge bend pipe, extension tube attached, inner connecting tube, motor support plate, the pump housing, filler and sealing element are constituted,
It is characterized in that, being provided with connecting tube between discharge bend pipe and bearing lubrication water water inlet pipe, solenoid valve, axis are installed in connecting tube
Lubrication water water inlet pipe water inlet is held to the pipeline upper edge water (flow) direction between bearing lubrication water water inlet pipe and the connectivity part of connecting tube
It is disposed with electro connecting pressure gauge and check-valves, electro connecting pressure gauge can control the opening and closing of solenoid valve.
2. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 1, which is characterized in that the electric contact
Alarm is connected on pressure gauge, electro connecting pressure gauge can control the opening and closing of alarm.
3. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 2, which is characterized in that the electric contact
When gage pressure is less than 0.25MPa, solenoid valve is opened, alarm equipment alarm, when electric contact pressure meter pressure is more than or equal to
When 0.25MPa, solenoid valve is closed, and alarm stops.
4. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 1 or 2, which is characterized in that the company
Take over the side for being connected to discharge bend pipe far from bottom one third at.
5. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 1 or 2, which is characterized in that the company
Angle between take over water (flow) direction and discharge bend pipe water (flow) direction is acute angle.
6. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 1 or 2, which is characterized in that the axis
It holds lubrication water water inlet pipe water inlet and is provided with dismountable strainer.
7. a kind of vertical diagonal flow pump of included water lubrication protection according to claim 1 or 2, which is characterized in that the company
It takes over and is provided with dismountable strainer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820093989.9U CN207989381U (en) | 2018-01-22 | 2018-01-22 | A kind of vertical diagonal flow pump of included water lubrication protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820093989.9U CN207989381U (en) | 2018-01-22 | 2018-01-22 | A kind of vertical diagonal flow pump of included water lubrication protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989381U true CN207989381U (en) | 2018-10-19 |
Family
ID=63820879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820093989.9U Expired - Fee Related CN207989381U (en) | 2018-01-22 | 2018-01-22 | A kind of vertical diagonal flow pump of included water lubrication protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989381U (en) |
-
2018
- 2018-01-22 CN CN201820093989.9U patent/CN207989381U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20210122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |