CN210317739U - Double-sealing screw pump capable of reducing noise and energy consumption - Google Patents
Double-sealing screw pump capable of reducing noise and energy consumption Download PDFInfo
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- CN210317739U CN210317739U CN201921164314.XU CN201921164314U CN210317739U CN 210317739 U CN210317739 U CN 210317739U CN 201921164314 U CN201921164314 U CN 201921164314U CN 210317739 U CN210317739 U CN 210317739U
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Abstract
The utility model relates to a noise reduction and energy resource consumption's double containment screw pump, which comprises a housin, casing one end is equipped with radial oil absorption lid and the other end is equipped with the flange, radial oil absorption lid one side is equipped with the oil-out, casing one side is equipped with the oil-out, be equipped with a lead screw and two vice screw rods in the casing, lead screw one end is worn out the flange and is connected with driving motor outward, lead screw and flange joint portion are equipped with the bearing, the inner circle both sides of bearing are located the axle of epaxial circlip and lead screw self respectively through the card and are carried on spacingly, the flange surface has the flange clamp plate through the fix with screw, be equipped with one-level skeleton oil blanket between lead screw and the flange clamp plate, and be equipped with second grade skeleton oil blanket. The utility model discloses a double containment structure of one-level skeleton oil blanket, second grade skeleton oil blanket, sealed effect is better, has the pressure of ideal in guaranteeing airtight space, has improved work efficiency, has reduced the noise, has reduced energy resource consumption.
Description
Technical Field
The utility model relates to a technical field of fluid transfer pump especially relates to a noise reduction and energy resource consumption's double containment screw pump.
Background
The screw pump is a rotary pump which can transfer liquid or make it be pressurized by means of volume change and movement of engaging space formed by pump body and screw rod, and is divided into single screw pump and multi-screw pump according to screw number, in which when the driving screw rod is rotated, it can be driven and rotated together with engaged driven screw rod, the volume of screw rod engaging space of one end of suction cavity can be progressively increased, pressure can be reduced, the liquid can be fed into the engaging space volume under the action of pressure difference, when the volume is maximally increased to form a sealed cavity, the liquid can be continuously axially moved in the sealed cavities, and can be discharged to one end of discharge cavity, at this time the volume of screw rod engaging space of one end of discharge cavity can be progressively reduced so as to discharge liquid.
In the application field of a multi-screw pump, the three-screw pump is widely applied, and the traditional three-screw pump has the following defects: the main screw of the screw pump is single in sealing form, and the sealing effect is not good due to the fact that the main screw and the oil seal between the flange are used for sealing, so that the overall working efficiency is low, and the noise is high.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a double-seal screw pump for reducing noise and energy consumption.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
a double-seal screw pump capable of reducing noise and energy consumption comprises a shell, wherein one end of the shell is fixedly provided with a radial oil suction cover, the other end of the shell is fixedly provided with a flange, one side of the radial oil suction cover is provided with an oil suction port, one side of the shell, which is close to the flange, is provided with an oil outlet, the shell is internally provided with a main screw and two auxiliary screws, the two auxiliary screws are respectively installed on two sides of the main screw in a matching way, one end of the main screw penetrates out of the flange and is connected with a driving motor, a bearing is arranged at the connecting part of the main screw and the flange, two sides of an inner ring of the bearing are respectively limited by a shaft elastic check ring clamped on the main screw and a shaft shoulder of the main screw, the outer surface of the flange is fixedly provided with a flange pressing plate through screws, the center of the flange pressing, the annular convex block is arranged in the annular groove, a primary framework oil seal is arranged between the main screw rod and the flange, a secondary framework oil seal is arranged between the main screw rod and the flange pressing plate, and an O-shaped rubber sealing ring is arranged between the flange and the shell.
And a sealing gasket is arranged between the shell and the radial oil suction cover.
And a sealing ring is arranged between the flange pressing plate and the flange and is positioned outside the annular groove and the annular convex block.
The utility model has the advantages that: the utility model discloses a double containment structure of one-level skeleton oil blanket, second grade skeleton oil blanket, the isolated air of a direction, the isolated fluid of a direction, sealed effect is better, can guarantee to have the pressure of ideal in the airtight space, has improved work efficiency, has reduced the noise, has reduced energy resource consumption.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1-a shell; 2-radial oil suction cover; 3-a flange; 4-main screw rod; 5-auxiliary screw rod; 6-a bearing; 7-elastic retainer ring for shaft; 8-a screw; 9-flange pressing plate; 10-an annular groove; 11-a ring-shaped projection; 12-first level framework oil seal; 13-secondary framework oil seal; 14-O type rubber sealing ring; 15-a sealing gasket; 16-a sealing ring;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 and 2, a double-seal screw pump for reducing noise and energy consumption comprises a casing 1, wherein one end of the casing 1 is fixed with a radial oil suction cover 2, the other end of the casing is fixed with a flange 3, one side of the radial oil suction cover 2 is provided with an oil suction port, one side of the casing 1 close to the flange 3 is provided with an oil outlet, the casing 1 is internally provided with a main screw 4 and two auxiliary screws 5, the two auxiliary screws 5 are respectively installed at two sides of the main screw 4 in a matching way, one end of the main screw 4 penetrates out of the flange 3 and is connected with a driving motor, a bearing 6 is arranged at the connecting part of the main screw 4 and the flange 3, two sides of an inner ring of the bearing 6 are respectively limited by a shaft elastic collar 7 clamped on the main screw 4 and a shaft shoulder of the main screw 4, a flange pressing plate 9 is fixed on the outer surface of the flange 3 through a screw 8, the outer surface of the flange 3 is provided with an annular groove 10, the inner surface of the flange pressing plate 9 is provided with an annular convex block 11, the annular convex block 11 is installed in the annular groove 10, a primary framework oil seal 12 is arranged between the main screw rod 4 and the flange 3, a secondary framework oil seal 13 is arranged between the main screw rod and the flange pressing plate 9, and an O-shaped rubber sealing ring 14 is arranged between the flange 3 and the shell 1.
And a sealing gasket 15 is arranged between the shell 1 and the radial oil suction cover 2.
And a sealing ring 16 is arranged between the flange pressing plate 9 and the flange 3, and the sealing ring 16 is positioned outside the annular groove 10 and the annular convex block 11.
The utility model discloses a be provided with flange clamp plate 9 outside flange 3 to adopt the double containment structure of one-level skeleton oil blanket 12, second grade skeleton oil blanket 13, a direction isolated air, a direction isolated fluid, sealed effect is better, can guarantee to have the pressure of ideal in the airtight space, has improved work efficiency, has reduced the noise, has reduced energy resource consumption.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (3)
1. The double-seal screw pump capable of reducing noise and energy consumption is characterized by comprising a shell (1), wherein one end of the shell (1) is fixedly provided with a radial oil suction cover (2), the other end of the shell is fixedly provided with a flange (3), one side of the radial oil suction cover (2) is provided with an oil suction port, one side of the shell (1), which is close to the flange (3), is provided with an oil outlet, a main screw (4) and two auxiliary screws (5) are arranged in the shell (1), the two auxiliary screws (5) are respectively installed on two sides of the main screw (4) in a matched manner, one end of the main screw (4) penetrates out of the flange (3) and is connected with a driving motor in a parallel manner, a bearing (6) is arranged at the connecting part of the main screw (4) and the flange (3), two sides of an inner ring of the bearing (6) are respectively limited by a shaft elastic check ring (7) clamped on the main screw (4), flange (3) surface is fixed with flange clamp plate (9) through screw (8), flange clamp plate (9) center is equipped with the centre bore that supplies lead screw (4) to wear out, flange (3) surface is equipped with annular groove (10), flange clamp plate (9) internal surface is equipped with annular lug (11), install in annular groove (10) annular lug (11), be equipped with one-level skeleton oil blanket (12) between lead screw (4) and flange (3) and be equipped with between flange clamp plate (9) second grade skeleton oil blanket (13), be equipped with O type rubber seal (14) between flange (3) and casing (1).
2. Double-sealed screw pump with reduced noise and energy consumption according to claim 1, characterized in that a sealing gasket (15) is provided between the housing (1) and the radial oil suction cap (2).
3. The dual sealing screw pump for reducing noise and power consumption as claimed in claim 2, wherein a sealing ring (16) is provided between the flange pressing plate (9) and the flange (3), and the sealing ring (16) is located outside the annular groove (10) and the annular protrusion (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164314.XU CN210317739U (en) | 2019-07-23 | 2019-07-23 | Double-sealing screw pump capable of reducing noise and energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164314.XU CN210317739U (en) | 2019-07-23 | 2019-07-23 | Double-sealing screw pump capable of reducing noise and energy consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210317739U true CN210317739U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921164314.XU Active CN210317739U (en) | 2019-07-23 | 2019-07-23 | Double-sealing screw pump capable of reducing noise and energy consumption |
Country Status (1)
| Country | Link |
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| CN (1) | CN210317739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610505A (en) * | 2020-11-26 | 2021-04-06 | 河南航天液压气动技术有限公司 | Direct-current brushed electric fuel centrifugal pump for aviation and testing method thereof |
-
2019
- 2019-07-23 CN CN201921164314.XU patent/CN210317739U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610505A (en) * | 2020-11-26 | 2021-04-06 | 河南航天液压气动技术有限公司 | Direct-current brushed electric fuel centrifugal pump for aviation and testing method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 301800 No.1 Tianxing Road, energy saving and environmental protection industrial zone, Baodi District, Tianjin Patentee after: Hailink hydraulic technology (Tianjin) Co.,Ltd. Address before: 301800 No.1 Tianxing Road, energy saving and environmental protection industrial zone, Baodi District, Tianjin Patentee before: JINMAISI HYDRAULIC EQUIPMENT (TIANJIN) CO.,LTD. |