CN205446076U - Double -suction pump - Google Patents
Double -suction pump Download PDFInfo
- Publication number
- CN205446076U CN205446076U CN201521138250.8U CN201521138250U CN205446076U CN 205446076 U CN205446076 U CN 205446076U CN 201521138250 U CN201521138250 U CN 201521138250U CN 205446076 U CN205446076 U CN 205446076U
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- CN
- China
- Prior art keywords
- pump
- bearing
- shaft
- fixedly mounted
- seal
- 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
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Abstract
The utility model discloses a double -suction pump, main content is: the left end at the pump body is installed to left side bearing frame, the bearing housing is installed at the pump shaft left end, the round nut is installed on the pump shaft, a left side bearing cover install on the right flank of left bearing frame, the left end at pump body centre bore is installed to the left side seal, a left side sealing gland install on the left end face of seal, pump body sealing ring is installed in the pump body, install impeller is on the pump shaft, install on pump base pump body bottom, the right -hand member at pump body centre bore is installed to the right side seal, the right side sealing gland install on the right -hand member face of seal, bushing installation is on the pump shaft, right side bearing frame passes through the right -hand member of screw fixed mounting at the pump body, the right side bearing inner race install on the pump shaft, the right side bearing inner race install in the mounting hole of right bearing frame, the right side bearing cover install on the left surface of right bearing frame, the pump shaft right -hand member passes through shaft coupling and horizontal high -voltage motor output shaft, horizontal high -voltage motor is installed on motor base.
Description
Technical field
This utility model relates to double entry pump technical field, specifically, particularly to a kind of double entry pump.
Background technology
Thermaltransmission mode has two ways, one is radiation, two for convection current.Radiation be by valency matter between the transmission of illiquidity normal greenhouse degree reach heat-transfer effect；Convection current is then by media flow, and realizes heat-transfer effect, and therefore the heat transfer effect of convection current significantly larger than to radiate.
During double entry pump runs, the service life of bearing, not only bearing was relevant with load, also had great relation with the lubrication of bearing and cooling effect.The bearing of water pump all realizes the properly functioning of bearing with oil lubrication or grease lubrication.And the mode of both lubrications to run the heat radiation of middle (center) bearing be as heat medium body through lubricating oil or grease, heat is passed on bearing body, again by outside and the air contact of bearing body, air the heat of bearing body taken away and realize heat exchange, air the heat on bearing body is taken away.Can heat effectively distribute and depend not only on whether air can have enough speed air flows, also relevant with the ambient temperature of water pump operation, and the most this heat radiation occurs with forms of radiation.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, it is provided that a kind of double entry pump, its reasonable in design, and job stability is higher and low cost of manufacture.
This utility model solves its technical problem and be the technical scheme is that a kind of double entry pump, including left shaft holder, round nut, left bearing gland, left sealing gland, seal, casing ring, impeller, the pump housing, axle sleeve, right sealing gland, right bearing, right bearing seat, shaft coupling, horizontal high-pressure motor, motor base, pump shaft, right bearing gland, pump frame, mechanical seal, bearing holder (housing, cover) and left bearing；nullDescribed left shaft holder is fixedly mounted on the left end of the pump housing by screw，Described bearing holder (housing, cover) is arranged on pump shaft left end，Described left bearing inner ring is arranged on bearing holder (housing, cover)，Left bearing outer ring is arranged in the installing hole of left shaft holder，Described round nut is arranged on pump shaft and round nut right side withstands on the left side of left bearing inner ring，Described left bearing gland is fixedly mounted on the right flank of left shaft holder by screw，Left bearing gland left side withstands on the right side of left bearing outer ring，The described seal in left side is fixedly mounted on the left end of pump housing centre bore，Between the described seal centre bore in left side and pump shaft, mechanical seal is installed，Described left sealing gland is fixedly mounted on the left side of seal by screw，Described casing ring is fixedly mounted in the pump housing by straight pin，Described impeller is fixedly mounted on pump shaft by flat key，Described pump housing bottom is fixedly mounted on pump frame，The described seal in right side is fixedly mounted on the right-hand member of pump housing centre bore，Between the described seal centre bore in right side and pump shaft, mechanical seal is installed，Described right sealing gland is fixedly mounted on the right side of seal by screw，Described axle sleeve is arranged on pump shaft，Described right bearing seat is fixedly mounted on the right-hand member of the pump housing by screw，Described right bearing inner ring is arranged on pump shaft，Right bearing outer ring is arranged in the installing hole of right bearing seat，The right flank of right bearing inner ring is fixed by the collar being arranged on pump shaft，Described right bearing gland is fixedly mounted on the left surface of right bearing seat by screw，Described pump shaft right-hand member is connected with horizontal high-pressure motor output shaft by shaft coupling，Described horizontal high-pressure motor is fixedly mounted on motor base.
As preferably, between described left bearing gland centre bore and pump shaft external cylindrical surface, lip-shaped sealed ring is installed.
As preferably, described seal external cylindrical surface is provided with O-ring seals on the contact surface of pump housing center inner wall.
As preferably, between described right bearing gland centre bore and sleeve outer circle cylinder, lip-shaped sealed ring is installed.
As preferably, described right bearing seat centre bore right-hand member is provided with lip-shaped sealed ring, and lip-shaped sealed ring endoporus is arranged on pump shaft.
This utility model compared with prior art has the advantage that reasonable in design, and job stability is higher and low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of detailed description of the invention of the present utility model.
Description of reference numerals:
1-left shaft holder, 2-round nut, 3-left bearing gland, the left sealing gland of 4-, 5-seal, 6-casing ring, 7-impeller, the 8-pump housing, 9-axle sleeve, the right sealing gland of 10-, 11-right bearing, 12-right bearing seat, 13-shaft coupling, 14-horizontal high-pressure motor, 15-motor base, 16-pump shaft, 17-right bearing gland, 18-pump frame, 19-mechanical seal, 20-bearing holder (housing, cover), 21-left bearing.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment describes this utility model detailed description of the invention:
Embodiment, as shown in Figure 1, a kind of double entry pump, including left shaft holder 1, round nut 2, left bearing gland 3, left sealing gland 4, seal 5, casing ring 6, impeller 7, the pump housing 8, axle sleeve 9, right sealing gland 10, right bearing 11, right bearing seat 12, shaft coupling 13, horizontal high-pressure motor 14, motor base 15, pump shaft 16, right bearing gland 17, pump frame 18, mechanical seal 19, bearing holder (housing, cover) 20 and left bearing 21；nullDescribed left shaft holder 1 is fixedly mounted on the left end of the pump housing 8 by screw，Described bearing holder (housing, cover) 20 is arranged on pump shaft 16 left end，Described left bearing 21 inner ring is arranged on bearing holder (housing, cover) 20，Left bearing 21 outer ring is arranged in the installing hole of left shaft holder 1，Described round nut 2 is arranged on pump shaft 16 and round nut 2 right side withstands on the left side of left bearing 21 inner ring，Described left bearing gland 3 is fixedly mounted on the right flank of left shaft holder 1 by screw，Left bearing gland 3 left side withstands on the right side of left bearing 21 outer ring，The described seal 5 in left side is fixedly mounted on the left end of the pump housing 8 centre bore，Between described seal 5 centre bore in left side and pump shaft 16, mechanical seal 19 is installed，Described left sealing gland 4 is fixedly mounted on the left side of seal 5 by screw，Described casing ring 6 is fixedly mounted in the pump housing 8 by straight pin，Described impeller 7 is fixedly mounted on pump shaft 16 by flat key，The described pump housing 8 bottom is fixedly mounted on pump frame 18，The described seal 5 in right side is fixedly mounted on the right-hand member of the pump housing 8 centre bore，Between described seal 5 centre bore in right side and pump shaft 16, mechanical seal 19 is installed，Described right sealing gland 17 is fixedly mounted on the right side of seal 5 by screw，Described axle sleeve 9 is arranged on pump shaft 16，Described right bearing seat 12 is fixedly mounted on the right-hand member of the pump housing 8 by screw，Described right bearing 11 inner ring is arranged on pump shaft 16，Right bearing 11 outer ring is arranged in the installing hole of right bearing seat 12，The right flank of right bearing 11 inner ring is fixed by the collar being arranged on pump shaft 16，Described right bearing gland 17 is fixedly mounted on the left surface of right bearing seat 12 by screw，Described pump shaft 16 right-hand member is connected with horizontal high-pressure motor 14 output shaft by shaft coupling 13，Described horizontal high-pressure motor 14 is fixedly mounted on motor base 15.
Preferably, between described left bearing gland 3 centre bore and pump shaft 16 external cylindrical surface, lip-shaped sealed ring is installed.
Preferably, described seal 5 external cylindrical surface is provided with O-ring seals on the contact surface of the pump housing 8 center inner wall.
Preferably, between described right bearing gland 17 centre bore and axle sleeve 9 external cylindrical surface, lip-shaped sealed ring is installed.
Above in conjunction with accompanying drawing, this utility model preferred implementation is explained in detail, but this utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to make a variety of changes on the premise of without departing from this utility model objective.
Many other can be made without departing from spirit and scope of the present utility model to change and remodeling.Should be appreciated that this utility model is not limited to specific embodiment, scope of the present utility model is defined by the following claims.
Claims (5)
1. a double entry pump, it is characterised in that: include left shaft holder, round nut, left bearing gland, left sealing gland, seal, casing ring, impeller, the pump housing, axle sleeve, right sealing gland, right bearing, right bearing seat, shaft coupling, horizontal high-pressure motor, motor base, pump shaft, right bearing gland, pump frame, mechanical seal, bearing holder (housing, cover) and left bearing；nullDescribed left shaft holder is fixedly mounted on the left end of the pump housing by screw，Described bearing holder (housing, cover) is arranged on pump shaft left end，Described left bearing inner ring is arranged on bearing holder (housing, cover)，Left bearing outer ring is arranged in the installing hole of left shaft holder，Described round nut is arranged on pump shaft and round nut right side withstands on the left side of left bearing inner ring，Described left bearing gland is fixedly mounted on the right flank of left shaft holder by screw，Left bearing gland left side withstands on the right side of left bearing outer ring，The described seal in left side is fixedly mounted on the left end of pump housing centre bore，Between the described seal centre bore in left side and pump shaft, mechanical seal is installed，Described left sealing gland is fixedly mounted on the left side of seal by screw，Described casing ring is fixedly mounted in the pump housing by straight pin，Described impeller is fixedly mounted on pump shaft by flat key，Described pump housing bottom is fixedly mounted on pump frame，The described seal in right side is fixedly mounted on the right-hand member of pump housing centre bore，Between the described seal centre bore in right side and pump shaft, mechanical seal is installed，Described right sealing gland is fixedly mounted on the right side of seal by screw，Described axle sleeve is arranged on pump shaft，Described right bearing seat is fixedly mounted on the right-hand member of the pump housing by screw，Described right bearing inner ring is arranged on pump shaft，Right bearing outer ring is arranged in the installing hole of right bearing seat，The right flank of right bearing inner ring is fixed by the collar being arranged on pump shaft，Described right bearing gland is fixedly mounted on the left surface of right bearing seat by screw，Described pump shaft right-hand member is connected with horizontal high-pressure motor output shaft by shaft coupling，Described horizontal high-pressure motor is fixedly mounted on motor base.
2. a kind of double entry pump as claimed in claim 1, it is characterised in that: between described left bearing gland centre bore and pump shaft external cylindrical surface, lip-shaped sealed ring is installed.
3. a kind of double entry pump as claimed in claim 1, it is characterised in that: described seal external cylindrical surface is provided with O-ring seals on the contact surface of pump housing center inner wall.
4. a kind of double entry pump as claimed in claim 1, it is characterised in that: between described right bearing gland centre bore and sleeve outer circle cylinder, lip-shaped sealed ring is installed.
5. a kind of double entry pump as claimed in claim 1, it is characterised in that: described right bearing seat centre bore right-hand member is provided with lip-shaped sealed ring, and lip-shaped sealed ring endoporus is arranged on pump shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138250.8U CN205446076U (en) | 2015-12-31 | 2015-12-31 | Double -suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521138250.8U CN205446076U (en) | 2015-12-31 | 2015-12-31 | Double -suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446076U true CN205446076U (en) | 2016-08-10 |
Family
ID=56600474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521138250.8U Expired - Fee Related CN205446076U (en) | 2015-12-31 | 2015-12-31 | Double -suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402141A (en) * | 2015-12-31 | 2016-03-16 | 镇江江大泵业科技有限公司 | Double-suction pump |
-
2015
- 2015-12-31 CN CN201521138250.8U patent/CN205446076U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402141A (en) * | 2015-12-31 | 2016-03-16 | 镇江江大泵业科技有限公司 | Double-suction pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 212100 No. 69 Heng Road, Xincheng Town, Zhenjiang, Jiangsu, Dantu Patentee after: Jiangsu HENGWEI fluid technology Limited by Share Ltd Address before: 212100 No. 69 Heng Road, Xincheng Town, Zhenjiang, Jiangsu, Dantu Patentee before: Zhenjiang Great Pump Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20171231 |