CN203067202U - Hydraulic drive pump and diaphragm pump applying same - Google Patents
Hydraulic drive pump and diaphragm pump applying same Download PDFInfo
- Publication number
- CN203067202U CN203067202U CN 201320029813 CN201320029813U CN203067202U CN 203067202 U CN203067202 U CN 203067202U CN 201320029813 CN201320029813 CN 201320029813 CN 201320029813 U CN201320029813 U CN 201320029813U CN 203067202 U CN203067202 U CN 203067202U
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- Prior art keywords
- hollow support
- housing
- links
- hydraulic
- septum
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Abstract
The utility model belongs to the field of machinery, and particularly relates to a high-pressure and large-flow hydraulic drive pump and a diaphragm pump applying the same. The hydraulic drive pump has the advantages of small size, simple structure, convenience for processing, long service life and low cost. The hydraulic drive pump comprises a housing, and has the structural key points that a crank shaft is arranged in the middle of the housing; at least two plunger pistons are arranged on the circumference at the end part of the crank shaft through a crank shaft pull ring; the end part of each plunger piston is arranged in one piston cylinder; the end part of each piston cylinder is fixed in the housing through a hollow support shaft; and a through hole communicated with the piston cylinder is formed in the hollow support shaft.
Description
Technical field
The utility model belongs to mechanical field, and specifically, the utility model relates to a kind of high pressure, high-volume hydraulic driven pump and uses the diaphragm pump of this fluid clutch.
Background technique
The high-pressure high-flow diaphragm pump, it is the key equipment that the remote pipeline of solid liquid media is carried and the pressure injection feeding is carried, the clean coal of petrochemical industry, Coal Chemical Industry, coal oil-producing technique have been widely used in, the long-distance pipe conveying of alumina producing and various metal mine concentrate, mine tailing.
It is horizontal that the existing high-pressure high-flow diaphragm pump of producing both at home and abroad is the three-throw crankshaft plunger case, or the two-throw crank shaft plunger case is horizontal.Because plunger case adopts horizontally, just causes bent axle strong point span excessive, effectively export the size that just must strengthen crankshaft journal and other associated components for guaranteeing power.Therefore adopt the equipment volume of this kind mode of structure excessive, weight of equipment is overweight.
Chinese patent application number is 200910102304.8, title is the application for a patent for invention of " the eccentric circle distribution formula plunger pump that promotes ", the technological scheme of its announcement is in the driving shaft end cam to be set, cam arranges bearing outward, bearing contacts with the end of the plunger in the housing, and Returnning spring is set on the plunger.Promotion by cam rotation and Returnning spring moves reciprocatingly plunger.
There is following shortcoming in this structure: 1, when cam rotates, plunger is influenced by lateral force all the time, and working life is short, can't adapt to the high-pressure work environment.
2, the power transmission part is many, and complex structure has increased radial dimension, and frictional loss is big.
3, spring takes up room greatly, and whole pump housing volume is increased, and waste material has improved cost.
In addition, existing diaphragm pump all adopts the structure of integral type, in the limited occasion of some installing spaces, is difficult to use; And integral structure processing technology complexity has increased substantially the cost of production of diaphragm pump.
Summary of the invention
The utility model is exactly at the problems referred to above, provides a kind of volume little, simple in structure, easy to process, long service life, fluid clutch with low cost and use the diaphragm pump of this fluid clutch.
For realizing above-mentioned purpose of the present utility model, the utility model adopts following technological scheme, fluid clutch of the present utility model comprises housing, and its structure outline housing middle part is provided with bent axle, is provided with at least two plungers by the bent axle draw ring on the crankshaft end circumference; The end of each plunger all is arranged in the plunger case, and each plunger case end all is fixed in the housing by the hollow support axle; The hollow support axle is provided with the through hole that is communicated with plunger case.
Diaphragm pump of the present utility model comprises the above-mentioned hydraulic driving pump housing with at least two hollow support axles, and each hollow support axle all same group of work system links to each other; Described work system comprises the hydraulic working oil pipeline that links to each other with the hollow support axle, and the hydraulic working oil pipeline links to each other with chamber of septum, and an end of chamber of septum links to each other with the slip intake line by the slip suction valve; The other end of chamber of septum links to each other with high pressure slip output pipeline by the slip delivery valve.
The beneficial effects of the utility model: 1, the type of belt drive that the utility model fluid clutch turns with existing three or two plunger cases that turn are horizontal is compared, and weight of equipment is reduced, and the reduction amplitude can reach more than 60%.
2, the utility model fluid clutch is compared with the patent application of application number 200910102304.8, plunger case can be swung around the hollow support axle, employing swing structure location, plunger and plunger case are not subjected to the influence of lateral force, stressing conditions is good, long service life is fit to the above high-pressure work of 35MPa more.
3, fluid clutch of the present utility model, its plunger adopt the static balance structure to cooperate with bent axle, and the power transmission part is few, compares with the patent application of application number 200910102304.8, has reduced the radial dimension of the pump housing, and frictional loss is little.
4, fluid clutch of the present utility model uses the bent axle draw ring that plunger is located, and compares with the spring of application number 200910102304.8 patents, and volume reduces significantly, and the radial dimension of fluid clutch is further reduced.
5, it is combined integrated that parts such as the diaphragm pump hydraulic driving pump housing of the present utility model, hydraulic working oil pipeline and chamber of septum adopt the mode of split, therefore, can carry out monolithic design according to the usability of each parts, can make project organization more reasonable.
6, diaphragm pump of the present utility model adopts the split manufacturing, makes processing technology obtain simplifying, and fabricating cost is reduced.
7, diaphragm pump of the present utility model because its chamber of septum is connected with the hydraulic driving pump housing by the hydraulic working oil pipeline, can make mounting arrangement reasonable more flexibly, the limited occasion of suitable more installation space (as offshore oil drilling platform etc.).
Description of drawings
Fig. 1 is the structural representation of the utility model fluid clutch.
Fig. 2 is the side sectional view of Fig. 1.
Fig. 3 is the structural representation of the utility model diaphragm pump.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the structural representation of chamber of septum, slip suction valve and slip delivery valve.
1 is that hollow support axle, 2 is that plunger case, 3 is that housing, 4 is that plunger, 5 is that bent axle, 6 is that bent axle draw ring, 7 is that through hole, 8 is that joint flange, 9 is that slip intake line, 10 is that slip suction valve, 11 is that lubrication system, 12 is that exhaust pressure limiting system, 13 is that chamber of septum, 14 is that slip delivery valve, 15 is that high pressure slip output pipeline, 16 is that hydraulic working oil pipeline, 17 is that the hydraulic driving pump housing, 18 is that the first liquid-filling valve of hydraulic pressure, 19 is that flange, 20 is that end cap, 21 is barrier film in the accompanying drawing.
Embodiment
Fluid clutch of the present utility model comprises housing 3, and its structure outline housing 3 middle parts are provided with bent axle 5, is provided with at least two plungers 4 by bent axle draw ring 6 on the bent axle 5 end circumference; The end of each plunger 4 all is arranged in the plunger case 2, and each plunger case 2 end all is fixed in the housing 3 by hollow support axle 1; Hollow support axle 1 is provided with the through hole 7 that is communicated with plunger case 2.
Described hollow support axle 1 and plunger case 2 are distributed on the circumference outside bent axle 5 ends.Plunger 4 can also be distributed on the circumference of bent axle 5 ends by the position-limiting action of plunger case 2, can make bent axle 5 stressed even, prolongs the working life of bent axle 5.
The bent axle of described bent axle 5 for singly turning.
The two ends of described hollow support axle 1 are opening, and the end corresponding to hollow support axle 1 on the housing 3 is provided with end cap 20.Hollow support axle 1 two ends are opening, and the high pressure oil that is entered by through hole 7 can not produce axial thrust to hollow support axle 1, has guaranteed the stability of system.
Diaphragm pump of the present utility model comprises the above-mentioned hydraulic driving pump housing 17 with at least two hollow support axles 1, and each hollow support axle 1 all same group of work system links to each other; Described work system comprises the hydraulic working oil pipeline 16 that links to each other with hollow support axle 1, and hydraulic working oil pipeline 16 links to each other with chamber of septum 13, and an end of chamber of septum 13 links to each other with slip intake line 9 by slip suction valve 10; The other end of chamber of septum 13 links to each other with high pressure slip output pipeline 15 by slip delivery valve 14.
Described hollow support axle 1 one ends are by the end cap sealing of housing 3, and the other end connects with hydraulic working oil pipeline 16 by joint flange 8.
The hydraulic oil input end of described chamber of septum 13 connects with hydraulic working oil pipeline 16 by flange 19, is provided with hydraulic pressure unit liquid-filling valve 18 corresponding to the hydraulic oil input end in the chamber of septum 13.
The described hydraulic driving pump housing 17 links to each other with lubrication system 11, and described hydraulic working oil pipeline 16 links to each other with exhaust pressure limiting system 12.
Below in conjunction with a description of drawings course of action of the present utility model: during use, rotate by control bent axle 5, bent axle 5 drives plungers 4 and pass in and out motion in plunger case 2, and plunger case 2 is at the restriction lower swing of hollow support axle 1; Plunger 4 constantly extrudes the hydraulic oil in the plunger case 2 and sucks; Hydraulic oil drives the work that pumps of barrier film 21 in the chamber of septum 13 through hydraulic working oil pipeline 16; Barrier film 21 is sucked slip by slip suction valve 10, and by 14 outputs of slip delivery valve, finishes course of action one time.
Be understandable that, more than about specific descriptions of the present utility model, only for the utility model being described and being not to be subject to the described technological scheme of the utility model embodiment, those of ordinary skill in the art is to be understood that, still can make amendment or be equal to replacement the utility model, to reach identical technique effect; Use needs as long as satisfy, all within protection domain of the present utility model.
Claims (8)
1. fluid clutch comprises housing (3), it is characterized in that: housing (3) middle part is provided with bent axle (5), is provided with at least two plungers (4) by bent axle draw ring (6) on the circumference of bent axle (5) end; The end of each plunger (4) all is arranged in the plunger case (2), and each plunger case (2) end all is fixed in the housing (3) by hollow support axle (1); Hollow support axle (1) is provided with the through hole (7) that is communicated with plunger case (2).
2. fluid clutch according to claim 1 is characterized in that: described hollow support axle (1) and plunger case (2) are distributed on the circumference outside bent axle (5) end.
3. fluid clutch according to claim 1 is characterized in that: the bent axle of described bent axle (5) for singly turning.
4. according to claim 1,2 or 3 described fluid clutchs, it is characterized in that: the two ends of described hollow support axle (1) are opening, and the end that housing (3) is gone up corresponding to hollow support axle (1) is provided with end cap (20).
5. diaphragm pump of using fluid clutch as claimed in claim 1, it is characterized in that: comprise the hydraulic driving pump housing (17) with at least two hollow support axles (1), each hollow support axle (1) all same group of work system links to each other; Described work system comprises the hydraulic working oil pipeline (16) that links to each other with hollow support axle (1), the same chamber of septum of hydraulic working oil pipeline (16) (13) links to each other, and an end of chamber of septum (13) links to each other with slip intake line (9) by slip suction valve (10); The other end of chamber of septum (13) links to each other with high pressure slip output pipeline (15) by slip delivery valve (14).
6. diaphragm pump according to claim 5 is characterized in that: described hollow support axle (1) one end is by the sealing of the end cap (20) on the housing (3), and the other end connects with hydraulic working oil pipeline (16) by joint flange (8).
7. diaphragm pump according to claim 5, it is characterized in that: the hydraulic oil input end of described chamber of septum (13) connects with hydraulic working oil pipeline (16) by flange (19), is provided with hydraulic pressure unit liquid-filling valve (18) corresponding to the hydraulic oil input end in the chamber of septum (13).
8. diaphragm pump according to claim 5 is characterized in that: the same lubrication system of the described hydraulic driving pump housing (17) (11) links to each other, and described hydraulic working oil pipeline (16) links to each other with exhaust pressure limiting system (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029813 CN203067202U (en) | 2013-01-21 | 2013-01-21 | Hydraulic drive pump and diaphragm pump applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029813 CN203067202U (en) | 2013-01-21 | 2013-01-21 | Hydraulic drive pump and diaphragm pump applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067202U true CN203067202U (en) | 2013-07-17 |
Family
ID=48766001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320029813 Expired - Lifetime CN203067202U (en) | 2013-01-21 | 2013-01-21 | Hydraulic drive pump and diaphragm pump applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203067202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062005A (en) * | 2013-01-21 | 2013-04-24 | 白巨章 | Hydraulic drive pump and diaphragm pump using same |
-
2013
- 2013-01-21 CN CN 201320029813 patent/CN203067202U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062005A (en) * | 2013-01-21 | 2013-04-24 | 白巨章 | Hydraulic drive pump and diaphragm pump using same |
| CN103062005B (en) * | 2013-01-21 | 2015-11-18 | 白巨章 | Fluid clutch and use the diaphragm pump of this fluid clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130717 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |