CN206035732U - High pressure water pump for seawater desalination - Google Patents
High pressure water pump for seawater desalination Download PDFInfo
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- CN206035732U CN206035732U CN201620965519.8U CN201620965519U CN206035732U CN 206035732 U CN206035732 U CN 206035732U CN 201620965519 U CN201620965519 U CN 201620965519U CN 206035732 U CN206035732 U CN 206035732U
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Abstract
The utility model discloses a high pressure water pump for seawater desalination, including well back cylinder body, the one end of well back cylinder body is connected with the rear end cap, and well back cylinder body internal rotation is connected with the main shaft, the position cover that is arranged in the back cylinder body on the main shaft is equipped with the ball pivot, and the outside ball joint of ball pivot has the fixed disk, at least one fixing base of fixedly connected with in the quotation of fixed disk. The above technical scheme is adopted in the utility model has following advantage: the structure that the piston hole was evenly arranged along the axis of piston cylinder body has reduced high pressure water pump's volume, reduce the space occupancy of high pressure water pump in sea water desalination device, have good corrosion resistance, fatigue strength, prolong the life cycle of water pump, the piston adopts sliding fit with the piston hole, guarantees the discharge uniformity of water pump at the during operation, fixed disk, piston all adopt sphere cooperation, and the deviation of avoiding the water pump to produce at the during operation influences the normal work of water pump, inlet outlet is located front end housing department, reduces the loss of main shaft energy.
Description
Technical field
This utility model is related to a kind of high-pressure hydraulic pump, relates in particular to one kind in reverse osmosis seawater desalting process field
The high-pressure hydraulic pump for using.
Background technology
Method for desalting seawater has freezing process, electroosmose process, the way of distillation, hyperfiltration, is currently mainly used hyperfiltration.Cause
Simple, the easy to maintain and modular advantage of its equipment is dominated the market rapidly；Hyperfiltration is to utilize reverse osmosis membrane, makes high-pressure undersea
Water penetration is crossed reverse osmosis membrane and produces fresh water, and in counter-infiltration system, it is high-pressure hydraulic pump to apply stressed power source to sea water.
When the extensive high-pressure hydraulic pump of domestic application mostly is radial plunger at present, the water pump adopts radial plunger, in guarantee property
In the case of energy, volume is big, supercharging stroke is long, increases the overall space of sea water desalinating unit；Major part in the pump housing is general
Lead to stainless cylinder, corrosion resistance and fatigue strength are less than import water pump；Discharge uniformity operationally, less than import water pump；It is long
Time operating can cause certain internal stress to the high voltage component of the pump housing, make water pump cisco unity malfunction.The intake-outlet position of water pump
On rear side of cylinder body or rear end, increase the loss of the energy of main shaft transmission.
The content of the invention
Problem to be solved in the utility model be for the problems referred to above provide a kind of pump housing take up room it is little, be easily worked and
Assembling, volumetric efficiency are high, and smooth running, discharge uniformity are good,
The low desalinization high-pressure hydraulic pump of noise.
In order to solve the above problems, this utility model is employed the following technical solutions：A kind of desalinization high-pressure hydraulic pump, bag
Middle rear-bank rotor housing is included, one end of middle rear-bank rotor housing is connected with rear end cap, is rotatably connected to main shaft, is located on the main shaft in middle rear-bank rotor housing
Position in middle rear-bank rotor housing is set with ball pivot, and the out course of ball pivot is connected to fixed disk, be fixedly connected with the card of fixed disk to
A few fixed seat.
The following is further improvement of the utility model：
The fixed seat includes disk seat, is fixedly connected with ball seat on disk seat.
Further improve：
The ball seat runs through fixed disk, and disk seat is pressed on the inner face of rear end cap, and can slide along the inner face of rear end cap
It is dynamic.
Further improve：
The inner face of rear end cap is inclined plane.
Further improve：
On the main shaft be located at middle rear-bank rotor housing in position be fixedly connected with piston/cylinder, on main shaft be located at piston/cylinder with
Position between ball pivot is set with spring, and one end and the piston/cylinder of spring are compressed, and the other end and the ball pivot of spring are compressed；
At least one piston hole is offered uniformly along its circumferencial direction on piston/cylinder.
Further improve：
On each ball seat, ball is connected to piston；
One end of piston is connect with ball seat ball, and the other end of piston is slidably connected in piston hole.
Further improve：
The other end of middle rear-bank rotor housing is connected with middle cylinder, and the end of middle cylinder is connected with drive end bearing bracket, near middle cylinder in middle rear-bank rotor housing
Position be provided with water dispensing board and liner plate, liner plate is positioned close to the position of middle cylinder；
Main shaft runs through water dispensing board, liner plate, middle cylinder and drive end bearing bracket.
Further improve：
The water dispensing board includes discoidal water dispensing board body, offers the first low pressure locate in the card of water dispensing board body in advance
Reason hole and the first high pressure conversion low pressure hole, the first low pressure pretreatment hole is symmetrical arranged with the first high pressure conversion low pressure hole.
Further improve：
The liner plate includes discoidal liner plate body, offers the second low pressure pretreatment hole and second high on liner plate body
Pressure conversion low pressure hole；
The first low pressure pretreatment hole is connected with the second low pressure pretreatment hole, and the first high pressure conversion low pressure hole is high with second
Pressure conversion low pressure hole connection, the opening in the first low pressure pretreatment hole are more than the opening in the second low pressure pretreatment hole, and the first high pressure turns
The opening for changing low pressure hole changes the opening of low pressure hole more than the second high pressure.
Further improve：
Low pressure seawater water inlet is offered in the middle cylinder, and low pressure seawater water inlet is vertically arranged with the axis of main shaft, low
Pressure seawater inlet port is connected with the first low pressure pretreatment hole and the second low pressure pretreatment hole by the second intercommunicating pore, the second intercommunicating pore
Arrange with the diameter parallel of main shaft；
High pressure sea water outlet is further opened with the middle cylinder, and high pressure sea water outlet is vertically arranged with the axis of main shaft,
Connected by the first intercommunicating pore between high pressure sea water outlet and the first high pressure conversion low pressure hole and the second high pressure conversion low pressure hole.
This utility model has advantages below using such scheme：
1st, piston hole reduces the volume of high-pressure hydraulic pump along the structure that is evenly arranged of axis of piston/cylinder；
2nd, reduce space occupancy of the high-pressure hydraulic pump in sea water desalinating unit；
3rd, the usage cycles of water pump with good corrosion resistance, fatigue strength, are extended；
4th, piston and piston hole are adopted and are slidably matched, it is ensured that water pump discharge uniformity operationally；
5th, fixed disk, piston adopt mating spherical surfaces, it is to avoid the deviation effects water pump that water pump is operationally produced it is normal
Work；
6th, intake-outlet is located at drive end bearing bracket, reduces the loss of main shaft energy；
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the structural representation that piston/cylinder is coordinated with piston；
Structural representation of the accompanying drawing 3 for water dispensing board；
Sectional view of the accompanying drawing 4 for accompanying drawing 3；
Structural representation of the accompanying drawing 5 for liner plate；
Sectional view of the accompanying drawing 6 for accompanying drawing 5；
Structural representation of the accompanying drawing 7 for ball pivot；
Left view of the accompanying drawing 8 for accompanying drawing 7；
Structural representation of the accompanying drawing 9 for fixed seat；
Structural representation of the accompanying drawing 10 for piston；
Structural representation of the accompanying drawing 11 for piston/cylinder；
Left view of the accompanying drawing 12 for accompanying drawing 11.
In figure：1- rear end caps；Bearing after 2-；3- spacers；The first sealing rings of 4-；5- fixed disks；6- ball pivots；7- springs；8-
Piston；9- piston/cylinders；Rear-bank rotor housing in 10-；11- water dispensing boards；12- liner plates；13- second seals；The first spacers of 14-；Before 15-
Bearing；16- middle cylinders；17- mechanical sealing members；The 3rd sealing members of 18-；19- drive end bearing brackets；20- main shafts；21- drive end bearing bracket bearings；22-
Jump ring；23- run through bolt；24- plain washers；25- spring washers；26- fixed seats；27- disk seats；28- ball seats；29- piston holes；
30- the first low pressure pretreatment hole；The first high pressure of 31- changes low pressure hole；32- the second low pressure pretreatment hole；The second high pressure of 33- is changed
Low pressure hole；34- low pressure seawater water inlets；35- high pressure sea water outlets；The first intercommunicating pores of 36-；The second intercommunicating pores of 37-；A- low pressure
Sea-water area；B- sea water one-level anallobars；C- two-stage seawater anallobars；D- High Pressure Drains area；E- high pressure changes low-pressure area；F- is low
Pressure pretreating zone.
Specific embodiment
Embodiment, as shown in figs. 1-12, a kind of desalinization high-pressure hydraulic pump, including middle rear-bank rotor housing 10, middle rear-bank rotor housing 10
One end be connected with rear end cap 1, be tightly connected by the first sealing ring 4 between rear end cap 1 and middle rear-bank rotor housing 10.
The other end of middle rear-bank rotor housing 10 is connected with middle cylinder 16, passes through second seal 13 between middle cylinder 16 and middle rear-bank rotor housing 10
It is tightly connected.
The end of middle cylinder 16 is connected with drive end bearing bracket 19, is connected by the sealing of the 3rd sealing member 18 between drive end bearing bracket 19 and middle cylinder 16
Connect.
Position in the middle rear-bank rotor housing 10 near middle cylinder 16 is provided with water dispensing board 11 and liner plate 12, and liner plate 12 is positioned close to
The position of middle cylinder 16.
Main shaft 20 is rotatably connected in middle rear-bank rotor housing 10, and main shaft 20 runs through water dispensing board 11, liner plate 12, middle cylinder 16 and drive end bearing bracket
19。
The position being located in middle rear-bank rotor housing 10 on the main shaft 20 is set with ball pivot 6, and the out course of ball pivot 6 is connected to fixed disk
5,8 fixed seats 26 are fixedly connected in the card of fixed disk 5.
The fixed seat 26 includes disk seat 27, is fixedly connected with ball seat 28 on disk seat 27.
The ball seat 28 runs through fixed disk 5, and disk seat 27 is pressed on the inner face of rear end cap 1, and can be along rear end cap 1
End face slides, and the inner face of rear end cap 1 is inclined plane.
On each ball seat 28, ball is connected to piston 8.
The position being located in middle rear-bank rotor housing 10 on the main shaft 20 is fixedly connected with piston/cylinder 9, is located at and lives on main shaft 20
Position between plug cylinder body 9 and ball pivot 6 is set with spring 7, and one end and the piston/cylinder 9 of spring 7 are compressed, the other end of spring 7
Compress with ball pivot 6.
8 piston holes 29 are offered uniformly along its circumferencial direction on piston/cylinder 9.
One end of piston 8 is connect with 28 ball of ball seat, and the other end of piston 8 is slidably connected in piston hole 29.
The water dispensing board 11 includes discoidal water dispensing board body, offers the first low pressure pre- in the card of water dispensing board body
Disposal hole 30 and the first high pressure conversion low pressure hole 31, the first low pressure pretreatment hole 30 is symmetrically set with the first high pressure conversion low pressure hole 31
Put.
The liner plate 12 includes discoidal liner plate body, offers the second low pressure pretreatment hole 32 and on liner plate body
Two high pressure change low pressure hole 33.
The first low pressure pretreatment hole 30 is connected with the second low pressure pretreatment hole 32, the first high pressure conversion low pressure hole 31 with
Second high pressure conversion low pressure hole 33 is connected, opening the opening more than the second low pressure pretreatment hole 32 in the first low pressure pretreatment hole 30
Mouthful, the opening of the first high pressure conversion low pressure hole 31 changes the opening of low pressure hole 33 more than the second high pressure.
20 outer sheath of the main shaft is equipped with the first spacer 14, and water dispensing board 11 is fixed with the first spacer 14 with liner plate 12 respectively and connected
Connect.
Low pressure seawater water inlet 34 is offered in the middle cylinder 16, and low pressure seawater water inlet 34 is vertical with the axis of main shaft 20
Arrange, low pressure seawater water inlet 34 passes through the second intercommunicating pore 37 and the first low pressure pretreatment hole 30 and the second low pressure pretreatment hole 32
Connection, the second intercommunicating pore 37 are arranged with the diameter parallel of main shaft 20.
High pressure sea water outlet 35 is further opened with the middle cylinder 16, and high pressure sea water outlet 35 is hung down with the axis of main shaft 20
It is straight to arrange, by the between high pressure sea water outlet 35 and the first high pressure conversion low pressure hole 31 and the second high pressure conversion low pressure hole 33
One intercommunicating pore 36 is connected.
Rear bearing 2 and spacer 3 is set with the main shaft 20, and rear bearing 2 is fixedly connected with rear end cap 1.
Fore bearing 15 is set with the main shaft 20, and fore bearing 15 is fixedly connected with middle cylinder 16.
The outer sheath of main shaft 20 is equipped with mechanical sealing member 17.
Connected by run through bolt 23, plain washer 24, spring washer 25 between the rear end cap 1 and drive end bearing bracket 19.
When high-pressure hydraulic pump normal work, main shaft 20, ball pivot 6 and fixed disk 5 is driven to rotate by motor, fixed disk 5 rotates
Band piston 8, piston/cylinder 9 rotate together, make eight pistons 8 and piston/cylinder 9 under the common cooperation of main shaft 20 and spring 7
Splay end plane motion of the corresponding piston hole 29 along rear end cap 1, the space between 9 piston hole 29 of piston 8 and piston/cylinder increase
It is big to form negative pressure, realize by piston 8 with piston/cylinder 9 from the low pressure seawater area A water suctions positioned at 20 front end of pump housing main shaft by lining
Friction pair between plate 12, water dispensing board 11 enters sea water one-level anallobar B, and this work is because liner plate 12 is in sea water one-level anallobar
The sea water of B is gradually decreased with the space in piston/cylinder 9 due to piston 8, makes the sea water in the region be compressed generation pressure, now
By main shaft 20 rotate and spring 7 in the presence of will be compressed under friction side effect by liner plate 12 with the composition of water dispensing board 11
Sea water is delivered to High Pressure Drain area D in high pressure conversion low-pressure area E by two-stage seawater anallobar C, so as to realize that sea water is changed into high
The process of pressure sea water.
It is when the high-pressure hydraulic pump works, when high pressure sea water enters High Pressure Drain area D, under the rotarily driving by main shaft 20, right
The piston 8 at angle is rotated to low pressure pretreating zone F again by the Seawater inhalation piston 8 in low pressure seawater area A and work in piston/cylinder 9
Supercharging is compressed in space in plug cylinder body 9.
Claims (10)
1. a kind of desalinization high-pressure hydraulic pump, including middle rear-bank rotor housing（10）, it is characterised in that：Middle rear-bank rotor housing（10）One end connect
It is connected to rear end cap（1）, middle rear-bank rotor housing（10）Main shaft is rotatably connected to inside（20）, the main shaft（20）It is upper to be located at middle rear-bank rotor housing（10）
Interior position is set with ball pivot（6）, ball pivot（6）Out course be connected to fixed disk（5）, fixed disk（5）Card on be fixedly connected
There is at least one fixed seat（26）.
2. desalinization high-pressure hydraulic pump according to claim 1, it is characterised in that：The fixed seat（26）Including disk seat
（27）, disk seat（27）On be fixedly connected with ball seat（28）.
3. desalinization high-pressure hydraulic pump according to claim 2, it is characterised in that：The ball seat（28）Through fixed disk
（5）, disk seat（27）It is pressed on rear end cap（1）Inner face on, and can be along rear end cap（1）Inner face slide.
4. desalinization high-pressure hydraulic pump according to claim 3, it is characterised in that：Rear end cap（1）Inner face for inclining
Inclined-plane.
5. desalinization high-pressure hydraulic pump according to claim 4, it is characterised in that：The main shaft（20）On be located in after
Cylinder body（10）Interior position is fixedly connected with piston/cylinder（9）, main shaft（20）It is upper to be located at piston/cylinder（9）With ball pivot（6）Between
Position be set with spring（7）, spring（7）One end and piston/cylinder（9）Compress, spring（7）The other end and ball pivot（6）Pressure
Tightly；
Piston/cylinder（9）On uniformly offer at least one piston hole along its circumferencial direction（29）.
6. desalinization high-pressure hydraulic pump according to claim 5, it is characterised in that：Each ball seat（28）Upper ball is connected to work
Plug（8）；
Piston（8）One end and ball seat（28）Ball connects, piston（8）The other end be slidably connected at piston hole（29）It is interior.
7. desalinization high-pressure hydraulic pump according to claim 6, it is characterised in that：Middle rear-bank rotor housing（10）The other end connect
It is connected to middle cylinder（16）, middle cylinder（16）End be connected with drive end bearing bracket（19）, middle rear-bank rotor housing（10）Interior close middle cylinder（16）Position
It is provided with water dispensing board（11）And liner plate（12）, liner plate（12）It is positioned close to middle cylinder（16）Position；
Main shaft（20）Through water dispensing board（11）, liner plate（12）, middle cylinder（16）And drive end bearing bracket（19）.
8. desalinization high-pressure hydraulic pump according to claim 7, it is characterised in that：The water dispensing board（11）Including disk
The water dispensing board body of shape, offers the first low pressure pretreatment hole in the card of water dispensing board body（30）And first high pressure conversion low pressure
Hole（31）, the first low pressure pretreatment hole（30）Low pressure hole is changed with the first high pressure（31）It is symmetrical arranged.
9. desalinization high-pressure hydraulic pump according to claim 8, it is characterised in that：The liner plate（12）Including disc
Liner plate body, offer the second low pressure pretreatment hole on liner plate body（32）And second high pressure conversion low pressure hole（33）；
The first low pressure pretreatment hole（30）With the second low pressure pretreatment hole（32）Connection, the first high pressure conversion low pressure hole（31）
Low pressure hole is changed with the second high pressure（33）Connection, the first low pressure pretreatment hole（30）Opening be more than the second low pressure pretreatment hole
（32）Opening, the first high pressure conversion low pressure hole（31）Opening more than the second high pressure change low pressure hole（33）Opening.
10. desalinization high-pressure hydraulic pump according to claim 9, it is characterised in that：The middle cylinder（16）On offer
Low pressure seawater water inlet（34）, low pressure seawater water inlet（34）With main shaft（20）Axis be vertically arranged, low pressure seawater water inlet
（34）By the second intercommunicating pore（37）With the first low pressure pretreatment hole（30）And the second low pressure pretreatment hole（32）Connection, second connects
Through hole（37）With main shaft（20）Diameter parallel arrange；
The middle cylinder（16）On be further opened with high pressure sea water outlet（35）, high pressure sea water outlet（35）With main shaft（20）Axle
Line is vertically arranged, high pressure sea water outlet（35）Low pressure hole is changed with the first high pressure（31）Low pressure hole is changed with the second high pressure（33）
Between pass through the first intercommunicating pore（36）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965519.8U CN206035732U (en) | 2016-08-29 | 2016-08-29 | High pressure water pump for seawater desalination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965519.8U CN206035732U (en) | 2016-08-29 | 2016-08-29 | High pressure water pump for seawater desalination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035732U true CN206035732U (en) | 2017-03-22 |
Family
ID=58302460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965519.8U Active CN206035732U (en) | 2016-08-29 | 2016-08-29 | High pressure water pump for seawater desalination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246489A (en) * | 2016-08-29 | 2016-12-21 | 山东天瑞重工有限公司 | Desalinization high-pressure hydraulic pump |
-
2016
- 2016-08-29 CN CN201620965519.8U patent/CN206035732U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246489A (en) * | 2016-08-29 | 2016-12-21 | 山东天瑞重工有限公司 | Desalinization high-pressure hydraulic pump |
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| GR01 | Patent grant |