CN106812692A - A kind of construction method of water pump flap automatic cover-turning device - Google Patents
A kind of construction method of water pump flap automatic cover-turning device Download PDFInfo
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- CN106812692A CN106812692A CN201710082182.5A CN201710082182A CN106812692A CN 106812692 A CN106812692 A CN 106812692A CN 201710082182 A CN201710082182 A CN 201710082182A CN 106812692 A CN106812692 A CN 106812692A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 226
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
- Hydraulic Turbines (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of construction method of water pump flap automatic cover-turning device, including the water pump pipe and hydraulic tube that are inclined and mounted between upper pond level and the level of tail water, water pump is installed on the water pump pipe, its water side is connected with upstream inpoundment pond, and water inlet end is extended in downstream water；The hydraulic tube is embedded in the lower section of the water pump pipe, and its one end has hydraulic means a, and the other end is connected with the pipe guide connected with the water pump pipe；The water pump pipe water side is provided with flap valve, and connecting shaft is placed in mouth under water pump pipe, and the leverage for controlling its folding is connected with flap valve, and the leverage controls to do oscillating motion by hydraulic means a.Compared with prior art, the opening of flap valve of the present invention is by the gravity of flap valve itself and the impulse force collective effect of pumping for water pump, and the negative pressure that flap valve closure is produced in itself by device is closed automatically；Therefore the opening or closing course of flap valve only need to consume little power.
Description
Technical field
The application is related to water pump flap flip cover assembly, more particularly to a kind of construction party of water pump flap automatic cover-turning device
Method.
Background technology
In existing middle-size and small-size water pump, flap valve is critically important structural fittings, and it is mainly canal when control water pump is shut down
Road water does not flow back.But the flap valve of routine is to start upwards, flap valve is suitable for reading in water pump pipe with the connecting shaft of water pump pipe, and it is lifted
Rise is by pumping for water pump impulse force jack-up flap valve, to be closed flap valve by gravity during shutdown.Conventional middle-size and small-size water pump flap is light by then tens
Then hundreds of kilograms of kilogram weight, needs flap valve jack-up by pumping for water pump impulse force to consume much electricity.
It is to reduce energy consumption, improves pumping station operation efficiency, discloses that a kind of opening angle is big, small flow resistance in the prior art
Energy-saving free side-turning type flap valve, according to mechanics principle, the horizontal door-hinge of script suspension type flap valve is changed to vertical door-hinge, together
When slope inwardly the flap valve at optimal angle of inclination, now the door body opening force to be overcome only door body deadweight divides
Power, so energy-saving free side-turning type flap valve can reach bigger opening angle when opening, so as to reach reduction resistance to water-flow,
Play a part of saving energy consumption.The type flap valve has following technical characterstic：1st, without any headstock gear, can automatic open close.
Energy-saving free side-turning type flap valve most outstanding feature compared with suspension type flap valve is：Valve body hinge is vertically arranged, and is designed
One optimum tilt angle, the power of door is closed using door weight component, no matter large, medium and small latus rectum flap valve, any need not open
Close device.2nd, safety and stability, efficient energy-saving.Resistance is small when energy-saving free side-turning type flap valve runs, and opening angle is big, when closing
Impact is small, eliminates the whirlpool produced when water hammer and water outlet；Without hand, electricity, air-liquid control, should not manually operate, save big
Amount manpower and materials, improve pumping station operation reliability and unit efficiency, reduce operation expense, reduce pumping plant energy consumption.In reality
Tested through detection test center of national Ministry of Water Resources in operation, energy-saving free side-turning type flap valve saves electric energy than suspension type flap valve
22.5%.3rd, it is easy to maintenance, long service life.The valve shaft of flap valve is stainless steel material, and pivot pin seat is copper alloy solid lubrication axle
Hold, will not corrosion, sealed reliable, main body is carbon steel material；Product structure advantages of simple, running orbit is unique, and service life can
It is up to more than 30 years and easy to maintenance.
The content of the invention
Present invention solves the technical problem that：The application for water pump flap in the prior art rely on pumping for water pump impulse force by its
Jack-up and need to expend the deficiency of electric energy, there is provided it is a kind of that flap valve and water pump pipe connecting shaft are installed on mouth under water pump pipe, and disappear
Consume the construction method of the water pump flap automatic cover-turning device of little power.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of water pump flap automatic cover-turning device, including it is inclined and mounted on the water pump pipe between upper pond level and the level of tail water
And hydraulic tube, water pump is installed on the water pump pipe, its water side connects with upstream inpoundment pond, and water inlet end extends to downstream water
In；The hydraulic tube is embedded in the lower section of the water pump pipe, and its one end has hydraulic means a, and the other end is connected with and the water pump
The pipe guide of pipe connection；The water pump pipe water side is provided with flap valve, and connecting shaft is placed in mouth under water pump pipe, is connected with flap valve
The leverage of its folding, the leverage is controlled to control to do oscillating motion by hydraulic means a.
Pipe guide of the present invention is installed on water pump pipe downstream for arc shape pipeline, the joint of its upper end and water pump pipe
The cover plate with spring is provided with, lower end is equipped with water check valve.During pumping for water pump, because the effect of current makes cover plate that pipe guide is suitable for reading
Cover；When water pump is shut down, spring is upspring so that cover plate is started, and the water allowed in water pump pipe flows into pipe guide, under pipe guide
The water check valve at end prevents current further to flow back in water pump pipe.
Further, hydraulic means b is installed on pipe guide upstream, connects hydraulic tube and pipe guide.
One end that leverage of the present invention is connected with hydraulic means a is provided with chute, the connecting-rod bearing of hydraulic means a with
Leverage is slidably connected；Additionally, one end that leverage is connected with flap valve is provided with push rod.
Preferably, the push rod of the leverage and drive link bolt connection, and angle is 60-90 °.
Further, push rod top is provided with bearing, and bearing is slided relative to flap valve.
Preferably, the drive link is provided with 3-7 fulcrum.
Preferably, the hydraulic pressure bucket internal diameter of the hydraulic means a is 20-40 centimetres.
Preferably, the upper pond level and the water-head of the level of tail water are 3-7 meters.
The invention also discloses a kind of construction method of water pump flap automatic cover-turning device, its feature include following technique and
Step：
1) a kind of water pump flap automatic cover-turning device, including it is inclined and mounted on the water pump between upper pond level and the level of tail water
Pipe and hydraulic tube, install water pump first, and water pump pipe is respectively mounted in the upper and lower ends of water pump, the water side of water pump pipe upper end with it is upper
Trip cistern connection, the lower end water inlet end of water pump pipe is extended in downstream water, and upper pond level is 3-7 with the water-head of the level of tail water
Rice；
2) hydraulic tube is embedded in the lower section of water pump pipe, end sets hydraulic means a thereon, hydraulic tube lower end sets hydraulic pressure
Reconnected on pipe guide after device b；Pipe guide is arc shape pipeline, installed in water pump pipe lower end, on pipe guide
End sets the cover plate with spring with water pump pipe joint, and water check valve is set in pipe guide lower end；
3) flap valve is installed in water pump pipe upper end water side, connecting shaft is arranged on water pump pipe lower outlet, is connected on flap valve
Leverage, leverage controls flap valve to do oscillating motion by hydraulic means a；
4) 3-7 fulcrum is provided with the drive link of leverage, fulcrum bottom sets pillar, and leverage is filled with hydraulic pressure
The one end for putting a connections sets chute, and the internal diameter of the hydraulic pressure bucket of hydraulic means a is 20-40 centimetres, the connecting-rod bearing of hydraulic means a
It is slidably connected with leverage；The one end being connected with flap valve in leverage sets push rod, push rod and drive link bolt connection, and
Angle is 60-90 °, and bearing, bearing connection flap valve are set at the top of push rod；
5) in pump working, flap valve is opened under gravity and water flow impact pressure effect, when water pump is shut down, pipe guide
Upper end is upspring with the cover plate of water pump pipe joint, and hydraulic means b obtains hydraulic pressure, promotes hydraulic means a, is connected with hydraulic means a
Leverage swing so that flap valve close.
Beneficial effect
The present invention has following technique effect after using above technical scheme：Flap valve and water pump pipe in device of the present invention
Connecting shaft be arranged on water pump pipe under mouth, when pump working, flap valve is opened under gravity；When water pump is shut down, utilize
Water levels of upstream and downstream is poor, pipe guide, hydraulic tube and hydraulic means and the vacuum cavitations leverage that produces swings so that
Flap valve is closed.Compared with prior art, the opening of flap valve of the present invention is by the gravity of flap valve itself and the impulse force of pumping for water pump
Collective effect, and the negative pressure that flap valve closure is produced in itself by device is closed automatically；Therefore the opening or closing course of flap valve are only needed
Consumption little power.
Brief description of the drawings
Fig. 1 is the structural representation of water pump flap automatic cover-turning device of the present invention；
Fig. 2 is leverage structural representation；
Fig. 3 is pipe guide structural representation；
Wherein, 1. flap valve；2. leverage；3. hydraulic means a；4. water pump pipe；5. water pump；6. hydraulic tube；7. hydraulic pressure is filled
Put b；8. pipe guide；9. cover plate；10. water check valve；21. chutes；22. push rods；23. drive links；24. fulcrums.
Specific embodiment
To make the purpose of the application and technical scheme clearer, below in conjunction with the embodiment of the present application to the technology of the application
Scheme is clearly and completely described.Described embodiment is a part of embodiment of the application, rather than whole implementation
Example, based on described embodiments herein, those of ordinary skill in the art are obtained on the premise of without creative work
The every other embodiment for obtaining, belongs to the scope of the application protection.
Embodiment 1：
As shown in figure 1, a kind of water pump flap automatic cover-turning device, including be inclined and mounted on upper pond level and the level of tail water it
Between water pump pipe 4 and hydraulic tube 6, water pump 5 is wherein installed on water pump pipe 4, the water side of water pump pipe 4 connects with upstream inpoundment pond,
Water inlet end is extended in downstream water；The hydraulic tube 6 is embedded in the lower section of the water pump pipe 4, and the one end of hydraulic tube 6 is provided with hydraulic pressure dress
A 3 is put, the other end is connected with the pipe guide 8 connected with the water pump pipe 4；The water side of the water pump pipe 4 is provided with flap valve 1,
Water pump pipe 4 is placed in 4 times mouths of water pump pipe with the connecting shaft of flap valve 1, and the leverage 2 for controlling its folding is connected with flap valve 1, described
Leverage 2 controls to do oscillating motion by hydraulic means a 3.
As shown in figure 3, pipe guide of the present invention 8 is installed on the downstream of water pump pipe 4, its upper end and water for arc shape pipeline
The joint of pump line 4 is provided with the cover plate 9 with spring, and lower end is equipped with water check valve 10.During pumping for water pump, because the effect of current makes lid
Plate is in pipe guide upper flap；When water pump is shut down, spring is upspring so that cover plate is started, and the water allowed in water pump pipe flows into conduit
Device, the water check valve of pipe guide lower end prevents current further to flow back in water pump pipe.
Further, hydraulic means b 7 is installed on the upstream of pipe guide 8, connects hydraulic tube 6 and pipe guide 8.
As shown in Fig. 2 one end that leverage of the present invention 2 is connected with hydraulic means a 3 is provided with chute 21, hydraulic pressure dress
The connecting-rod bearing and leverage 2 for putting a 3 are slidably connected.One end that the leverage 2 is connected with flap valve 1 is provided with push rod 22,
The push rod 22 of the leverage 2 is bolted with drive link 23, and angle between the two is 60 °.
Preferably, the top of push rod 22 is provided with bearing, and bearing is slided relative to flap valve.
Further, the drive link 23 is provided with 3 fulcrums 24, and regulates and controls the position of fulcrum according to flap valve weight.
Preferably, the internal diameter of the hydraulic pressure bucket of the hydraulic means a 3 is 20 centimetres, and uses electro hydraulic gear.
Further, the upper pond level and the water-head of the level of tail water are 3 meters.
Preferably, the weight of the flap valve 1 is 67 kilograms.
Embodiment 2：
As shown in figure 1, a kind of water pump flap automatic cover-turning device, including be inclined and mounted on upper pond level and the level of tail water it
Between water pump pipe 4 and hydraulic tube 6, water pump 5 is wherein installed on water pump pipe 4, the water side of water pump pipe 4 connects with upstream inpoundment pond,
Water inlet end is extended in downstream water；The hydraulic tube 6 is embedded in the lower section of the water pump pipe 4, and the one end of hydraulic tube 6 is provided with hydraulic pressure dress
A 3 is put, the other end is connected with the pipe guide 8 connected with the water pump pipe 4；The water side of the water pump pipe 4 is provided with flap valve 1,
Water pump pipe 4 is placed in 4 times mouths of water pump pipe with the connecting shaft of flap valve 1, and the leverage 2 for controlling its folding is connected with flap valve 1, described
Leverage 2 controls to do oscillating motion by hydraulic means a 3.
As shown in figure 3, pipe guide of the present invention 8 is installed on the downstream of water pump pipe 4, its upper end and water for arc shape pipeline
The joint of pump line 4 is provided with the cover plate 9 with spring, and lower end is equipped with water check valve 10.During pumping for water pump, because the effect of current makes lid
Plate is in pipe guide upper flap；When water pump is shut down, spring is upspring so that cover plate is started, and the water allowed in water pump pipe flows into conduit
Device, the water check valve of pipe guide lower end prevents current further to flow back in water pump pipe.
Further, hydraulic means b 7 is installed on the upstream of pipe guide 8, connects hydraulic tube 6 and pipe guide 8.
As shown in Fig. 2 one end that leverage of the present invention 2 is connected with hydraulic means a 3 is provided with chute 21, hydraulic pressure dress
The connecting-rod bearing and leverage 2 for putting a 3 are slidably connected.One end that the leverage 2 is connected with flap valve 1 is provided with push rod 22,
The push rod 22 of the leverage 2 is bolted with drive link 23, and angle between the two is 75 °.
Preferably, the top of push rod 22 is provided with bearing, and bearing is slided relative to flap valve.
Further, the drive link 23 is provided with 5 fulcrums 24, and regulates and controls the position of fulcrum according to flap valve weight.
Preferably, the internal diameter of the hydraulic pressure bucket of the hydraulic means a 3 is 30 centimetres, and uses electro hydraulic gear.
Further, the upper pond level and the water-head of the level of tail water are 5 meters.
Preferably, the weight of the flap valve 1 is 112 kilograms.
Embodiment 3：
As shown in figure 1, a kind of water pump flap automatic cover-turning device, including be inclined and mounted on upper pond level and the level of tail water it
Between water pump pipe 4 and hydraulic tube 6, water pump 5 is wherein installed on water pump pipe 4, the water side of water pump pipe 4 connects with upstream inpoundment pond,
Water inlet end is extended in downstream water；The hydraulic tube 6 is embedded in the lower section of the water pump pipe 4, and the one end of hydraulic tube 6 is provided with hydraulic pressure dress
A 3 is put, the other end is connected with the pipe guide 8 connected with the water pump pipe 4；The water side of the water pump pipe 4 is provided with flap valve 1,
Water pump pipe 4 is placed in 4 times mouths of water pump pipe with the connecting shaft of flap valve 1, and the leverage 2 for controlling its folding is connected with flap valve 1, described
Leverage 2 controls to do oscillating motion by hydraulic means a 3.
As shown in figure 3, pipe guide of the present invention 8 is installed on the downstream of water pump pipe 4, its upper end and water for arc shape pipeline
The joint of pump line 4 is provided with the cover plate 9 with spring, and lower end is equipped with water check valve 10.During pumping for water pump, because the effect of current makes lid
Plate is in pipe guide upper flap；When water pump is shut down, spring is upspring so that cover plate is started, and the water allowed in water pump pipe flows into conduit
Device, the water check valve of pipe guide lower end prevents current further to flow back in water pump pipe.
Further, hydraulic means b 7 is installed on the upstream of pipe guide 8, connects hydraulic tube 6 and pipe guide 8.
As shown in Fig. 2 one end that leverage of the present invention 2 is connected with hydraulic means a 3 is provided with chute 21, hydraulic pressure dress
The connecting-rod bearing and leverage 2 for putting a 3 are slidably connected.One end that the leverage 2 is connected with flap valve 1 is provided with push rod 22,
The push rod 22 of the leverage 2 is bolted with drive link 23, and angle between the two is 90 °.
Preferably, the top of push rod 22 is provided with bearing, and bearing is slided relative to flap valve.
Further, the drive link 23 is provided with 7 fulcrums 24, and regulates and controls the position of fulcrum according to flap valve weight.
Preferably, the internal diameter of the hydraulic pressure bucket of the hydraulic means a 3 is 40 centimetres, and uses electro hydraulic gear.
Further, the upper pond level and the water-head of the level of tail water are 7 meters.
Preferably, the weight of the flap valve 1 is 155 kilograms.
The present embodiment also discloses a kind of construction method of water pump flap automatic cover-turning device, and its feature includes following technique
And step：
1) a kind of water pump flap automatic cover-turning device, including it is inclined and mounted on the water pump between upper pond level and the level of tail water
Pipe 4 and hydraulic tube 6, install water pump 5 first, and water pump pipe 4, the water outlet of the upper end of water pump pipe 4 are respectively mounted in the upper and lower ends of water pump
End is connected with upstream inpoundment pond, and the lower end water inlet end of water pump pipe 4 is extended in downstream water, the water level of upper pond level and the level of tail water
Difference is 3-7 meters；
2) hydraulic tube 6 is embedded in the lower section of water pump pipe 4, end sets hydraulic means a3 thereon, the lower end of hydraulic tube 6 is set
Reconnected after hydraulic means b7 on pipe guide 8；Pipe guide 8 is arc shape pipeline, installed in the lower end of water pump pipe 4, is being led
The upper end of pipe device 8 sets the cover plate 9 with spring with the joint of water pump pipe 4, and water check valve 10 is set in the lower end of pipe guide 8；
3) flap valve 1 is installed in the upper end water side of water pump pipe 4, connecting shaft is arranged on the lower outlet of water pump pipe 4, on flap valve 1
Connection leverage 2, leverage 2 controls flap valve to do oscillating motion by hydraulic means a3；
4) 3-7 fulcrum 24 is provided with the drive link 23 of leverage 2, the bottom of fulcrum 24 sets pillar, leverage 2
The one end being connected with hydraulic means a3 sets chute 21, and the internal diameter of the hydraulic pressure bucket of hydraulic means a3 is 20-40 centimetres, hydraulic means
The connecting-rod bearing of a3 is slidably connected with leverage 2；The one end being connected with flap valve 1 in leverage 2 sets push rod 22, push rod 22
With the bolt connection of drive link 23, and angle is 60-90 °, and bearing, bearing connection flap valve are set at the top of push rod 22；
5) in pump working, flap valve is opened under gravity and water flow impact pressure effect, when water pump is shut down, pipe guide
8 upper ends are upspring with the cover plate 9 of the joint of water pump pipe 4, and hydraulic means b7 obtains hydraulic pressure, hydraulic means a3 are promoted, with hydraulic means
The leverage of a3 connections swings, so that flap valve is closed.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein, including technology art
Language and scientific terminology, with the application art in those of ordinary skill general understanding identical meaning.Should also
Understand, those terms defined in such as general dictionary should be understood that the meaning having with the context of prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or excessively formal implication be explained.
The implication of " inside and outside " described herein is referred to relative to equipment itself, the side inside sensing equipment
To in, otherwise for outer.
The implication of " connection " described herein can be that being directly connected between part can also be passed through between part
Other parts are indirectly connected with.
It is enlightenment with the above-mentioned desirable embodiment according to the application, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out in the range of without departing from this application technological thought entirely.This technology of application
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (1)
1. a kind of implementation of water pump flap automatic cover-turning device, described water pump flap automatic cover-turning device includes inclining pacifies
Water pump pipe (4) and hydraulic tube (6) between upper pond level and the level of tail water, water pump is provided with the water pump pipe (4)
(5), its water side is connected with upstream inpoundment pond, and water inlet end is extended in downstream water；The hydraulic tube (6) is embedded in the water pump
The lower section of (4) is managed, its one end has hydraulic means a (3), and the other end is connected with the pipe guide connected with the water pump pipe (4)
(8)；Water pump pipe (4) water side is provided with flap valve (1), and connecting shaft is placed in mouth under water pump pipe (4), and flap valve is connected with (1)
The leverage (2) of its folding is controlled, the leverage (2) controls to do oscillating motion by hydraulic means a (3)；
The pipe guide (8) is installed on water pump pipe (4) downstream for arc shape pipeline, and its upper end sets with water pump pipe (4) joint
There is the cover plate (9) with spring, lower end is equipped with water check valve (10)；Hydraulic means b (7) is installed on pipe guide (8) upstream, connects liquid
Pressure pipe (6) and pipe guide (8)；
The construction method of described water pump flap automatic cover-turning device, it is characterised in that including following technique and step：
1) water pump (5) is installed first, water pump pipe (4), the water side of water pump pipe (4) upper end is respectively mounted in the upper and lower ends of water pump
Connected with upstream inpoundment pond, the lower end water inlet end of water pump pipe (4) is extended in downstream water, the water level of upper pond level and the level of tail water
Difference is 3-7 meters；
2) hydraulic tube (6) is embedded in the lower section of water pump pipe (4), end sets hydraulic means a (3), hydraulic tube (6) lower end thereon
Hydraulic means b (7) is set to reconnect afterwards on pipe guide (8)；Pipe guide (8) is arc shape pipeline, installed in water pump pipe
(4) lower end, sets the cover plate (9) with spring, under pipe guide (8) in pipe guide (8) upper end and water pump pipe (4) joint
End sets water check valve (10)；
3) flap valve (1) is installed in water pump pipe (4) upper end water side, connecting shaft is arranged on water pump pipe (4) lower outlet, in flap valve
(1) leverage (2) is connected on, leverage (2) controls flap valve to do oscillating motion by hydraulic means a (3)；
4) 3-7 fulcrum (24) is provided with the drive link (23) of leverage (2), fulcrum (24) bottom sets pillar, lever
One end that device (2) is connected with hydraulic means a (3) sets chute (21), and the internal diameter of the hydraulic pressure bucket of hydraulic means a (3) is 20-40
Centimetre, the connecting-rod bearing and the leverage (2) of hydraulic means a (3) are slidably connected；It is connected with flap valve (1) in leverage (2)
One end sets push rod (22), push rod (22) and drive link (23) bolt connection, and angle is 60-90 °, is set at push rod (22) top
Put bearing, bearing connection flap valve；
5) in pump working, flap valve is opened under gravity and water flow impact pressure effect, when water pump is shut down, pipe guide (8)
Upper end is upspring with the cover plate (9) of water pump pipe (4) joint, and hydraulic means b (7) obtains hydraulic pressure, hydraulic means a (3) is promoted, with liquid
The leverage of pressure device a (3) connections swings, so that flap valve is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082182.5A CN106812692A (en) | 2015-02-09 | 2015-02-09 | A kind of construction method of water pump flap automatic cover-turning device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082182.5A CN106812692A (en) | 2015-02-09 | 2015-02-09 | A kind of construction method of water pump flap automatic cover-turning device |
| CN201510067399.XA CN104763669B (en) | 2015-02-09 | 2015-02-09 | A water pump flapping door automatic flipping device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510067399.XA Division CN104763669B (en) | 2015-02-09 | 2015-02-09 | A water pump flapping door automatic flipping device |
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|---|---|
| CN106812692A true CN106812692A (en) | 2017-06-09 |
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Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710082184.4A Pending CN106837776A (en) | 2015-02-09 | 2015-02-09 | Water pump flap automatic cover-turning device |
| CN201710082182.5A Pending CN106812692A (en) | 2015-02-09 | 2015-02-09 | A kind of construction method of water pump flap automatic cover-turning device |
| CN201510067399.XA Expired - Fee Related CN104763669B (en) | 2015-02-09 | 2015-02-09 | A water pump flapping door automatic flipping device |
| CN201710082183.XA Pending CN106837775A (en) | 2015-02-09 | 2015-02-09 | A kind of water pump flap automatic cover-turning device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710082184.4A Pending CN106837776A (en) | 2015-02-09 | 2015-02-09 | Water pump flap automatic cover-turning device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510067399.XA Expired - Fee Related CN104763669B (en) | 2015-02-09 | 2015-02-09 | A water pump flapping door automatic flipping device |
| CN201710082183.XA Pending CN106837775A (en) | 2015-02-09 | 2015-02-09 | A kind of water pump flap automatic cover-turning device |
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| CN112796286B (en) * | 2020-09-02 | 2022-12-06 | 中国水产科学研究院渔业机械仪器研究所 | Fish collecting device suitable for dam fish collecting and transporting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4128111A (en) * | 1976-06-18 | 1978-12-05 | Hansen George E | Wafer swing check valves |
| CN101358445A (en) * | 2007-08-01 | 2009-02-04 | 贺勍 | Control method of shutter gate hydraulic water power interactive control |
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2015
- 2015-02-09 CN CN201710082184.4A patent/CN106837776A/en active Pending
- 2015-02-09 CN CN201710082182.5A patent/CN106812692A/en active Pending
- 2015-02-09 CN CN201510067399.XA patent/CN104763669B/en not_active Expired - Fee Related
- 2015-02-09 CN CN201710082183.XA patent/CN106837775A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104763669B (en) | 2017-05-03 |
| CN104763669A (en) | 2015-07-08 |
| CN106837775A (en) | 2017-06-13 |
| CN106837776A (en) | 2017-06-13 |
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Application publication date: 20170609 |