CN206397834U - A kind of single cavity volume Pneumatic water pump - Google Patents
A kind of single cavity volume Pneumatic water pump Download PDFInfo
- Publication number
- CN206397834U CN206397834U CN201620983676.1U CN201620983676U CN206397834U CN 206397834 U CN206397834 U CN 206397834U CN 201620983676 U CN201620983676 U CN 201620983676U CN 206397834 U CN206397834 U CN 206397834U
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- cavity volume
- water inlet
- water pump
- sealing ring
- container
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Abstract
The utility model is related to a kind of single cavity volume Pneumatic water pump, including container and air bleeding valve, and the container is obturator, including chamber wall and cavity volume, and the water inlet connected with cavity volume, delivery port and stomata are provided with the chamber wall；One the first check valve that can be only intake into cavity volume is installed on the water inlet, on the delivery port install one only can from cavity volume draining the second check valve, it is provided with an outlet pipe for leading to cavity volume bottom on the delivery port, the air bleeding valve is arranged on stomata；Air bleeding valve is connected with air compressor machine.Advantage is：Simple and reliable for structure, cost is low, need not safeguard substantially；Water pump is to fluid without agitation, and fluid will not be overheated；When equipment dallies, little is influenceed on equipment；Equipment enters water section without circuit, will not cause spark in the course of work, safe.
Description
Technical field
The utility model belongs to Pneumatic water pump field, more particularly to a kind of single cavity volume Pneumatic water pump.
Background technology
, it is necessary to excavate foundation ditch in building construction process, need to carry out precipitation, the work of draining while excavating foundation ditch.
Tube well dewatering is a kind of conventional base pit dewatering mode, and multiple well points, a diameter of 600mm of well head or so are set around foundation ditch,
The method of traditional tube well dewatering is：Immersible pump is put into before shaft bottom, turn on pump must be hydraulically full in suction line and pump.After turn on pump,
Impeller rotates at a high speed, and liquid therein rotates, under the influence of centrifugal force, flies away from impeller and outwards project, penetrate together with blade
The liquid gone out speed in pump case diffuser casing is gradually slack-off, and pressure gradually increases, then from pump discharge, discharge pipe outflow.Now,
At blade center due to liquid be thrown toward around and formed both without vacuum low-pressure area of the air without liquid, in liquid pool
Liquid is flowed into pump, liquid is exactly so continuously to be taken out from liquid pool in the presence of the atmospheric pressure of pond face through suction line
Drink up and continuously flowed out from discharge pipe.Complicated due to immersible pump, the circuit part of unit is immersed in water,
Make its fault rate very high, maintenance difficult cost is higher, and when not having water in well point, immersible pump is not closed out in time
Now dally phenomenon, damages very big to immersible pump, and abnormally dangerous during immersible pump electric leakage.
The content of the invention
The utility model provides a kind of single cavity volume Pneumatic water pump, and gas, gases at high pressure are inputted into container using air compressor machine
Liquid in container is promoted to discharge liquid acting in container.Purpose is：Immersible pump is replaced using Pneumatic water pump, changes existing gas
The structure of dynamic water pump adapts it to the demand of well-points dewatering.
To achieve the above object, the technical solution adopted in the utility model is：A kind of single cavity volume Pneumatic water pump, including container
And air bleeding valve, the container is obturator, including chamber wall and cavity volume, and the water inlet connected with cavity volume is provided with the chamber wall
Mouth, delivery port and stomata；One the first check valve that can be only intake into cavity volume, the delivery port are installed on the water inlet
It is upper install one only can from cavity volume draining the second check valve, be provided with one on the delivery port and lead to cavity volume bottom
Outlet pipe, the air bleeding valve be arranged on stomata on；Air bleeding valve is connected with air compressor machine by tracheae.
Preferably, first check valve includes pedestal, connecting rod and main body, the pedestal is fixed on the inner side of chamber wall
On, connecting rod one end is connected with base runner, and the other end is fixedly connected with main body；The main body include sealing ring, the first stator,
Second stator, the sealing ring front end sets the first stator, and sealing ring rear end sets the second stator, utilizes bolt-through
They are locked by first, second stator and sealing ring.
Preferably, the sealing ring is quality of rubber materials, sealing ring front end is inwardly formed projection, raised cross sectional shape with
Water inlet is identical, projection is just sealed water inlet；Sealing ring rear end can be completely covered in the second stator size.
Preferably, the water inlet is arranged on the side wall of the lower end of container or on the bottom surface of container；The air bleeding valve
It is arranged on the top surface of container.
Preferably, the chamber wall around the water inlet is plane.
Preferably, the chamber wall of the water inlet lower end is tilted to cavity volume.
Preferably, chamber wall around the water inlet is to cavity volume sunken inside.
Compared with prior art, the utility model has the advantages that：Simple and reliable for structure, cost is low, need not safeguard substantially；
Water pump is to fluid without agitation, and fluid will not be overheated；When equipment dallies, little is influenceed on equipment；Equipment enters water section without circuit,
Spark will not be caused in the course of work, it is safe.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model part A；
Fig. 3 is the structural representation of the utility model another embodiment；
In figure：1- containers, 11- chamber walls, 12- cavity volumes, 13- water inlets, 14- delivery ports, 15- stomatas, 2- air bleeding valves, 3-
Second check valve, the check valves of 4- first, 41- pedestals, 42- connecting rods, 43- main bodys, 431- sealing rings, the stators of 432- first,
The stators of 433- second, 434- bolts.
Embodiment
The utility model is illustrated below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of single cavity volume Pneumatic water pump, including container 1 and air bleeding valve 2, the container 1 is obturator, is held
Device 1 can be made up of punching press, and the container 1 includes being provided with and cavity volume on chamber wall 11 and cavity volume 12, the chamber wall 11
Water inlet 13, delivery port 14 and the stomata 15 of 12 connections；Installing one on the water inlet 13 can only intake into cavity volume 12
The first check valve 4, when water pump to be put into the shaft bottom of well point, liquid is entered in cavity volume 12 from water inlet 13, the first check valve 4
Prevent the liquid in cavity volume 12 from flowing backwards away.Installed on the delivery port 14 one only can from cavity volume 12 draining it is second single
To valve 3, an outlet pipe 141 for leading to the bottom of cavity volume 12 is provided with the delivery port 14, the air bleeding valve 2 is arranged on gas
On hole 15；Air bleeding valve 4 is connected with air compressor machine (not shown) by tracheae；The air compressor machine conveys gas into cavity volume 12, makes
Air pressure constantly increases in cavity volume 12, and because container 1 is obturator, the air pressure constantly increased makes the liquid in cavity volume 12 flow into water outlet
Pipe 141 is simultaneously discharged from delivery port 14, and the second check valve 4 prevents the liquid discharged flows backwards from returning to cavity volume.
Embodiment 2
Based on embodiment 1, illustrate a kind of more preferable first check valve of effect with reference to accompanying drawing 2, as shown in Fig. 2 in order to
The first check valve 4 is played more preferable effect, keep higher water inlet speed, first check valve 4 includes pedestal 41, connecting rod
42 and main body 43, the pedestal 41 is fixed on the inner side of chamber wall 11, and the one end of connecting rod 42 is flexibly connected with pedestal 41, the other end
It is fixedly connected with main body 43；The main body 43 includes sealing ring 431, the first stator 432, the second stator 433, the sealing
Enclose 431 front ends and the first stator 432 is set, the rear end of sealing ring 431 sets the second stator 433, is run through using bolt 434 by the
They are locked by one stator 432, the second stator 433 and sealing ring 431；Because pressure under water is larger, it is necessary to
One stator 432, the second stator 433 support sealing ring 431, prevent sealing ring 431 from deforming；The structure letter of this check valve
It is single, be not in the situation of damage substantially.
Embodiment 3
With reference to accompanying drawing 1 and Fig. 2, on the basis of embodiment 2, in order that after liquid enters in cavity volume 12, sealing effectiveness is more
Good, the sealing ring 431 is quality of rubber materials, and the front end of sealing ring 431 is inwardly formed projection, raised cross sectional shape and water inlet 13
It is identical, projection is just sealed water inlet 13；The size of second stator 433 can be completely covered after sealing ring 431
End.
Embodiment 4
As depicted in figs. 1 and 2, on the basis of embodiment 1 or 2 or 3, the water inlet 13 is arranged under container 1
On the side wall at end；One side liquid is more readily flowed into cavity volume 12, is on the other hand also prevented from water inlet 13 and is blocked.By water inlet
13 when being arranged on 1 bottom of container, and the mud in shaft bottom easily blocks water inlet during long-time draining, causes liquid can not be by water inlet
Mouth 13 is flowed into cavity volume 12.In order that exhaust and input gas more facilitate, the air bleeding valve 2 is arranged on the top surface of container 1.
Embodiment 5, in order that more the first check valve 4 of convenient processing, on the basis of embodiment 4, the water inlet
Chamber wall 11 around 13 is plane.
Embodiment 6, in order to preferably prevent the water being flowed into cavity volume 12 from flowing back, with reference to shown in Fig. 3, in embodiment 4
On the basis of, chamber wall 11 around the water inlet 13 is plane, and the lower end of water inlet 13 chamber wall 11 into cavity volume 12
Tilt.
Embodiment 7, in order to which the combination of the first check valve 4 and delivery port 13 is even closer, on the basis of embodiment 6 or 5,
Chamber wall 11 around the water inlet 13 is to the sunken inside of cavity volume 12.
Principle of the present utility model is, when water pump is put into shaft bottom, because hydraulic pressure makes water be flowed into cavity volume from water inlet 13
In 12, when water is full of cavity volume 12, control air compressor machine inputs gas into container 1, as gas gradually increases in cavity volume 12, gas
Pressure is increasing, the water in cavity volume 12 is flowed to delivery port 14 along outlet pipe 141, and arranged by the external water pipe of delivery port 14
Go out to outside Ji Jing.When water all flows out, control air bleeding valve, which is opened, makes gas in cavity volume 12 gradually discharge, as air pressure constantly drops
Low, water is flowed into cavity volume 12 from water inlet 13, and the effect of drainage of foundation pit is so realized repeatedly.
Embodiment of the present utility model is described in detail above, but the content is only of the present utility model preferable
Embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all according to present utility model application scope made it is equal
Deng change and improvement etc., all should still it belong within patent covering scope of the present utility model.
Claims (7)
1. a kind of single cavity volume Pneumatic water pump, it is characterised in that：Including container and air bleeding valve, the container is obturator, including is held
The water inlet connected with cavity volume, delivery port and stomata are provided with wall and cavity volume, the chamber wall；Installed on the water inlet
Installed on one the first check valve that can only be intake into cavity volume, the delivery port one only can from cavity volume draining the
It is provided with an outlet pipe for leading to cavity volume bottom on two check valves, the delivery port, the air bleeding valve is arranged on stomata；
Air bleeding valve is connected with air compressor machine by tracheae.
2. a kind of single cavity volume Pneumatic water pump according to claim 1, it is characterised in that：First check valve includes base
Seat, connecting rod and main body, the pedestal are fixed on an inner side of a container wall, and connecting rod one end is connected with base runner, the other end and master
Body is fixedly connected；The main body includes sealing ring, the first stator, the second stator, and the sealing ring front end sets first to consolidate
Stator, sealing ring rear end sets the second stator, and they are locked to first, second stator and sealing ring using bolt-through
It is fixed.
3. a kind of single cavity volume Pneumatic water pump according to claim 2, it is characterised in that：The sealing ring is quality of rubber materials,
Sealing ring front end is inwardly formed projection, and raised cross sectional shape is identical with water inlet, projection is just sealed water inlet；Institute
Sealing ring rear end can be completely covered by stating the second stator size.
4. a kind of single cavity volume Pneumatic water pump according to claim 1 or 2 or 3, it is characterised in that：The water inlet is arranged on
On the side wall of the lower end of container, the air bleeding valve is arranged on the top surface of container.
5. a kind of single cavity volume Pneumatic water pump according to claim 4, it is characterised in that：Chamber wall around the water inlet
For plane.
6. a kind of single cavity volume Pneumatic water pump according to claim 5, it is characterised in that：The chamber wall of the water inlet lower end
It is tilted to cavity volume.
7. a kind of single cavity volume Pneumatic water pump according to claim 5 or 6, it is characterised in that：Appearance around the water inlet
Wall is to cavity volume sunken inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620983676.1U CN206397834U (en) | 2016-08-26 | 2016-08-26 | A kind of single cavity volume Pneumatic water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620983676.1U CN206397834U (en) | 2016-08-26 | 2016-08-26 | A kind of single cavity volume Pneumatic water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206397834U true CN206397834U (en) | 2017-08-11 |
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ID=59506687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620983676.1U Active CN206397834U (en) | 2016-08-26 | 2016-08-26 | A kind of single cavity volume Pneumatic water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206397834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242621A (en) * | 2019-07-08 | 2019-09-17 | 赵鑫波 | A kind of separate type continuous effluent device |
-
2016
- 2016-08-26 CN CN201620983676.1U patent/CN206397834U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242621A (en) * | 2019-07-08 | 2019-09-17 | 赵鑫波 | A kind of separate type continuous effluent device |
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