CN105756916B - It is axially facing the valve plate and its assembly technology of plunger pump noise reduction - Google Patents
It is axially facing the valve plate and its assembly technology of plunger pump noise reduction Download PDFInfo
- Publication number
- CN105756916B CN105756916B CN201610253445.XA CN201610253445A CN105756916B CN 105756916 B CN105756916 B CN 105756916B CN 201610253445 A CN201610253445 A CN 201610253445A CN 105756916 B CN105756916 B CN 105756916B
- Authority
- CN
- China
- Prior art keywords
- valve plate
- plunger pump
- force feed
- flow card
- window
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- F04B53/001—Noise damping
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
-
- 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
- F04B53/18—Lubricating
-
- 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
- F04B53/22—Arrangements for enabling ready assembly or disassembly
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
A kind of valve plate for being axially facing plunger pump noise reduction of the present invention, it is characterised in that it includes valve plate body（1）, the valve plate body（1）It is provided with several mounting holes（6）, the valve plate body（1）Center be provided with axial hole（15）, the axial hole（15）Side be provided with oil sucking window（2）, opposite side is provided with force feed window（3）, the oil sucking window（2）The semicircular flow card at place is oil suction flow card（4）, the force feed window（3）Another semicircular flow card at place is force feed flow card（5）, the oil suction flow card（4）With force feed flow card（5）On be equipped with some hemisphere juts（7）, some hemisphere juts（7）It is located at and axial hole（15）On concentric same circumference.The present invention has cost low, simple in construction, and assembling is easy, is not likely to produce eccentric wear, the advantage of service life length.
Description
Technical field
The present invention relates to a kind of valve plate and its assembly technology for being axially facing plunger pump noise reduction, belong to valve plate of plunger pump
Technical field.
Background technology
Plunger pump is one of most important hydraulic pressure original paper, is widely used in the fields such as engineering machinery and Aero-Space.In post
Fill in the practical application of pump and find, the pressure distribution at valve plate two ends is uneven, can produce unbalance loading torque, cause valve plate
Surface produces eccentric wear, reduces the service life of valve plate.With the development of science and technology, plunger pump is towards high pressure, high speed and big
The direction of flow is developed, and the performance to plunger pump proposes higher requirement, however, in the prior art, at valve plate
Reason has cost height, complicated, and assembling trouble is also easy to produce eccentric wear, the problems such as service life is short.
In the prior art, many improvement have also been made to plunger pump, such as Chinese Application No. CN200720138344.4 hair
Bright patent provides a kind of high pressure high displacement inclined shaft type axial plunger, and the paired duplex angular contact of big cone angle is housed on main shaft
Ball bearing, cylinder body uses bimetal structure, plunger plunger pair with rolling forming fabrication techniques with connecting rod, valve plate and cylinder body
Contact surface is designed to sphere, though which has its advantage, adds equipment, complicated.
And for example Chinese Application No. CN201220553546.6 patent of invention provides a kind of hydraulic motor flow
Disk, including with stream interface, kidney slot is provided with stream interface, the half with stream interface is in higher-pressure region, and second half with stream interface is located at
In low-pressure area, one end on kidney slot close to higher-pressure region and low-pressure area intersection is connected with triangle compensating groove, triangle off-load
Groove is provided with throttle orifice, though which working stability, does not account for the unbalance loading abrasion of valve plate.
Therefore prior art high, complicated, the assembling trouble that there is cost, is also easy to produce eccentric wear, and it is multinomial that service life is short etc.
Defect.
The content of the invention
It is an object of the invention to overcome above-mentioned deficiency there is provided a kind of cost is low, simple in construction, assembling is easy, is difficult production
Raw eccentric wear, the valve plate and its assembly technology that are axially facing plunger pump noise reduction of service life length.
The object of the present invention is achieved like this：
A kind of valve plate for being axially facing plunger pump noise reduction, it includes valve plate body, and the valve plate body is provided with
Several mounting holes, the center of the valve plate body is provided with axial hole, and the side of the axial hole is provided with oil sucking window, another
Side is symmetrical arranged provided with force feed window, the oil sucking window and force feed window, the semicircular flow where the oil sucking window
Card is oil suction flow card, and another semicircular flow card where the force feed window is force feed flow card, described
Some hemisphere juts are equipped with oil suction flow card and force feed flow card, some hemisphere juts are located at concentric with axial hole
On same circumference.
The inwall of the oil sucking window and force feed window is respectively equipped with several triangular grooves.
Corrosion-resistant finishes is equipped with the oil suction flow card and force feed flow card.
The valve plate body be provided with multiple vibration damping holes, the vibration damping hole be arranged on oil sucking window and force feed window it
Between.
The vibration damping hole is shoulder hole.
The circumferencial direction of the valve plate body is provided with annular groove.
Evenly distributed reinforcement is provided between the two side of the annular groove.
A kind of assembly technology for the valve plate for being axially facing plunger pump noise reduction, it comprises the following steps：
Step 1: several deep-slotted chip breakers matched with hemisphere jut will be opened up on the rear end cap of axial plunger pump；
Step 2: the main shaft of axial plunger pump passes through the axial hole of valve plate body, hemisphere jut correspondence is arranged on arc
In groove；
Step 3: the rear end cap of valve plate body and axial plunger pump is connected through mounting hole by several screws again
Together.
Compared with prior art, the beneficial effects of the invention are as follows：
The valve plate and its assembly technology that the present invention is axially facing plunger pump noise reduction have cost low, simple in construction, assembling
Simplicity, is not likely to produce eccentric wear, the advantage of service life length.
Brief description of the drawings
Fig. 1 is the structural representation of the valve plate body of the present invention；
Fig. 2 is the side view of the valve plate body of the present invention；
Fig. 3 is that the valve plate body of the present invention is assemblied in the schematic diagram on axial plunger pump.
Wherein：
Valve plate body 1, oil sucking window 2, force feed window 3, oil suction flow card 4, force feed flow card 5, mounting hole 6,
Hemisphere jut 7, triangular groove 8, corrosion-resistant finishes 9, annular groove 10, reinforcement 11, axial plunger pump 12, deep-slotted chip breaker 13, screw 14,
Axial hole 15, vibration damping hole 16.
Embodiment
Referring to Fig. 1 ~ Fig. 3, a kind of valve plate for being axially facing plunger pump noise reduction of the present invention, it includes valve plate sheet
Body 1, the valve plate body 1 is provided with several mounting holes 6, and the center of the valve plate body 1 is provided with axial hole 15, described
The side of axial hole 15 is provided with oil sucking window 2, and opposite side is provided with force feed window 3, and the oil sucking window 2 and force feed window 3 are symmetrical
Set, the circumferencial direction of the valve plate body 1 is provided between annular groove 10, the two side of the annular groove 10 provided with uniform row
The reinforcement 11 of row, the semicircular flow card where the oil sucking window 2 is oil suction flow card 4, the force feed window 3
Another semicircular flow card at place is in force feed flow card 5, the oil suction flow card 4 and force feed flow card 5
Some hemisphere juts 7 are equipped with, some hemisphere juts 7 are located on the same circumference concentric with axial hole 15.
In the present embodiment, the inwall of the oil sucking window 2 and force feed window 3 is respectively equipped with several triangular grooves 8, plays and subtracts
The effect shake, damped, the vibration in use of reduction axial plunger pump 12 and noise, suppress the generation of cavitation.
In the present embodiment, corrosion-resistant finishes 9 is equipped with the oil suction flow card 4 and force feed flow card 5, to flow
The surface of disk body 1 plays a protective role, the service life of extension valve plate body 1, reduces cost.
In the present embodiment, the valve plate body 1 is provided with 2-4 vibration damping hole 16, and the vibration damping hole 16 is separately positioned on
Between oil sucking window 2 and force feed window 3, the shock resistance of valve plate body 1 can be improved.
In the present embodiment, the vibration damping hole 16 is shoulder hole, with good erasure effect.
A kind of assembly technology for the valve plate for being axially facing plunger pump noise reduction, it comprises the following steps：
Step 1: several deep-slotted chip breakers 13 matched with hemisphere jut 7 will be opened up on the rear end cap of axial plunger pump 12；
Step 2: the main shaft of axial plunger pump 12 passes through the axial hole 15 of valve plate body 1, the correspondence of hemisphere jut 7 is installed
In deep-slotted chip breaker 13；
Step 3: passing through mounting hole 6 by the rear end of valve plate body 1 and axial plunger pump 12 by several screws 14 again
Lid links together.
Based on above-mentioned, the valve plate for being axially facing plunger pump noise reduction of structure of the present invention, in the circumference side of valve plate body 1
To annular groove 10 is opened up, while mitigating the own wt of valve plate body 1, reduce cost, the effect of vibration damping, annular groove are also functioned to
Evenly distributed reinforcement 11 is welded between 10 two side, impulsive force is reduced, the service life of valve plate body 1 is improved, together
When reinforcement 11 between the space that is formed, fluid can be stored, good lubricant effect is played, reduction friction is not likely to produce partially
Some hemisphere juts are carried in mill, the service life of extension valve plate body 1, oil suction flow card 4 and force feed flow card 5
7, when valve plate body 1 is connected with the rear end cap of axial plunger pump 12, contact area is larger, therefore the abrasion produced is also relative
It is smaller, extend so that its service life is relative, valve plate body 1 is assemblied on axial plunger pump 12, is by oil suction valve plate
The correspondence of hemisphere jut 7 of face 4 and force feed flow card 5 is in the deep-slotted chip breaker 13 of the rear end cap of axial plunger pump 12, then leads to
Cross what several screws 14 linked together the rear end cap of valve plate body 1 and axial plunger pump 12 through mounting hole 6, pass through
Hemisphere jut 7 is correspondingly arranged in deep-slotted chip breaker 13, it is easy to positioned, and assembling is simple, operating efficiency is improved, while valve plate body 1
When being connected with the rear end cap of axial plunger pump 12, contact area is larger, therefore the abrasion produced is also relatively small, so that it is used
Life-span relative extension, this invention is simple and reasonable, it is easy to assemble, and improves operating efficiency, reduces eccentric wear, increase the service life,
Reduce cost.
Claims (6)
1. a kind of valve plate for being axially facing plunger pump noise reduction, it is characterised in that it includes valve plate body（1）, the valve plate
Body（1）It is provided with several mounting holes（6）, the valve plate body（1）Center be provided with axial hole（15）, the axial hole
（15）Side be provided with oil sucking window（2）, opposite side is provided with force feed window（3）, the oil sucking window（2）With force feed window（3）
It is symmetrical arranged, the oil sucking window（2）The semicircular flow card at place is oil suction flow card（4）, the force feed window
（3）Another semicircular flow card at place is force feed flow card（5）, the oil suction flow card（4）With force feed flow
Card（5）On be equipped with some hemisphere juts（7）, some hemisphere juts（7）It is located at and axial hole（15）Concentric same circumference
On；
The oil sucking window（2）With force feed window（3）Inwall be respectively equipped with several triangular grooves（8）；
The oil suction flow card（4）With force feed flow card（5）On be equipped with corrosion-resistant finishes（9）.
2. a kind of valve plate for being axially facing plunger pump noise reduction according to claim 1, it is characterised in that the valve plate
Body（1）It is provided with multiple vibration damping holes（16）, the vibration damping hole（16）It is arranged on oil sucking window（2）With force feed window（3）It
Between.
3. a kind of valve plate for being axially facing plunger pump noise reduction according to claim 2, it is characterised in that the vibration damping hole
（16）For shoulder hole.
4. a kind of valve plate for being axially facing plunger pump noise reduction according to claim 1, it is characterised in that the valve plate
Body（1）Circumferencial direction be provided with annular groove（10）.
5. a kind of valve plate for being axially facing plunger pump noise reduction according to claim 4, it is characterised in that the annular groove
（10）Two side between be provided with evenly distributed reinforcement（11）.
6. a kind of valve plate for being axially facing plunger pump noise reduction according to claim 1, it is characterised in that its assembler
Skill comprises the following steps：
Step 1: by axial plunger pump（12）Rear end cap on open up several and hemisphere jut（7）The deep-slotted chip breaker matched
（13）；
Step 2: axial plunger pump（12）Main shaft pass through valve plate body（1）Axial hole（15）, hemisphere jut（7）Correspondence
Installed in deep-slotted chip breaker（13）It is interior；
Step 3: passing through several screws again（14）Through mounting hole（6）By valve plate body（1）With axial plunger pump（12）'s
Rear end cap links together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610253445.XA CN105756916B (en) | 2016-04-22 | 2016-04-22 | It is axially facing the valve plate and its assembly technology of plunger pump noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610253445.XA CN105756916B (en) | 2016-04-22 | 2016-04-22 | It is axially facing the valve plate and its assembly technology of plunger pump noise reduction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105756916A CN105756916A (en) | 2016-07-13 |
| CN105756916B true CN105756916B (en) | 2017-09-12 |
Family
ID=56325495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610253445.XA Expired - Fee Related CN105756916B (en) | 2016-04-22 | 2016-04-22 | It is axially facing the valve plate and its assembly technology of plunger pump noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105756916B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286309B (en) * | 2016-09-08 | 2019-08-13 | 珠海格力电器股份有限公司 | Acoustical panel, motor and air conditioner |
| CN107178544B (en) * | 2017-07-13 | 2019-06-21 | 徐工集团工程机械有限公司 | Pump motor end cap assembly, pump motor and crane energy recovery hydraulic system |
| CN107559165A (en) * | 2017-09-21 | 2018-01-09 | 方乐 | A kind of diacytic type axial plunger pump |
| CN107697738A (en) * | 2017-10-18 | 2018-02-16 | 宿松天工纺织有限公司 | A kind of special connecting axle structure of the bobbin-winding machine of improvement |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360377U (en) * | 2011-11-28 | 2012-08-01 | 佛山市科达液压机械有限公司 | Assembling structure of valve plate and cylinder of hydraulic pump |
| CN203081669U (en) * | 2012-12-24 | 2013-07-24 | 北京工业大学 | Half shaft type pure water hydraulic axial plunger pump |
| CN104806464A (en) * | 2015-02-16 | 2015-07-29 | 清华大学 | Aviation axial plunger hydraulic pump and slipping boot thereof |
| CN104989613A (en) * | 2015-08-11 | 2015-10-21 | 贵阳海之力液压有限公司 | Novel minitype swash plate type plunger pump and motor |
| CN204941893U (en) * | 2015-08-24 | 2016-01-06 | 重庆市青蓝机械制造有限公司 | Forging hydraulic press plunger pump |
| CN205638890U (en) * | 2016-04-22 | 2016-10-12 | 江阴职业技术学院 | Valve plate of making an uproar falls towards axial plunger pump |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011009537A1 (en) * | 2011-01-27 | 2012-08-02 | Robert Bosch Gmbh | Hydrostatic machine, in particular axial piston machine |
-
2016
- 2016-04-22 CN CN201610253445.XA patent/CN105756916B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360377U (en) * | 2011-11-28 | 2012-08-01 | 佛山市科达液压机械有限公司 | Assembling structure of valve plate and cylinder of hydraulic pump |
| CN203081669U (en) * | 2012-12-24 | 2013-07-24 | 北京工业大学 | Half shaft type pure water hydraulic axial plunger pump |
| CN104806464A (en) * | 2015-02-16 | 2015-07-29 | 清华大学 | Aviation axial plunger hydraulic pump and slipping boot thereof |
| CN104989613A (en) * | 2015-08-11 | 2015-10-21 | 贵阳海之力液压有限公司 | Novel minitype swash plate type plunger pump and motor |
| CN204941893U (en) * | 2015-08-24 | 2016-01-06 | 重庆市青蓝机械制造有限公司 | Forging hydraulic press plunger pump |
| CN205638890U (en) * | 2016-04-22 | 2016-10-12 | 江阴职业技术学院 | Valve plate of making an uproar falls towards axial plunger pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105756916A (en) | 2016-07-13 |
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| C10 | Entry into substantive examination | ||
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Granted publication date: 20170912 Termination date: 20190422 |