CN204511903U - A kind of vertical high-temperature major axis pump for liquid salts - Google Patents

A kind of vertical high-temperature major axis pump for liquid salts Download PDF

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Publication number
CN204511903U
CN204511903U CN201420829104.9U CN201420829104U CN204511903U CN 204511903 U CN204511903 U CN 204511903U CN 201420829104 U CN201420829104 U CN 201420829104U CN 204511903 U CN204511903 U CN 204511903U
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China
Prior art keywords
pump
bearing
liquid salts
impeller
housing
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CN201420829104.9U
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Chinese (zh)
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王道红
严红彬
夏磊
吴鹏
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JIANGSU FEIYUE PUMP GROUP Co Ltd
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JIANGSU FEIYUE PUMP GROUP Co Ltd
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Abstract

The utility model relates to a kind of vertical high-temperature major axis pump for liquid salts, described pump for liquid salts comprises front cover, impeller, the pump housing, pump shaft, guide bearing parts, base plate, bearing, bearing housing and support tube, described front cover is fixed on the pump housing, described pump shaft is fixed on bearing housing by bearing, described impeller is fixed on pump shaft by impeller nut, be provided with support tube between the described pump housing and base plate, between described base plate and bearing housing, be provided with intermediate support.Advantage of the present utility model is as follows: 1) overall construction design is ingenious, compact structure, and detachable maintaining is convenient; 2) this technological scheme is provided with intermediate support, by base plate and bearing housing separately, reduces the impact of high-temperature molten salt on bearing and seal arrangement; 3) in this technological scheme, insulating layer of asbestos is provided with in intermediate support, avoid deflector outlet High Temperature High Pressure fused salt and transmit temperature along axle, the high temperature that significantly can reduce conveying liquid, on the impact of bearing and seal arrangement, improves the working life of bearing and seal arrangement.

Description

A kind of vertical high-temperature major axis pump for liquid salts
Technical field
The present invention relates to a kind of pump for liquid salts, relate in particular to a kind of vertical high-temperature major axis pump for liquid salts, belong to mechanical equipment technical field.
Background technique
Pump for liquid salts is the pump being used for carrying high-temperature molten salt specially, be widely used in the industrial departments such as ion film caustic soda, aluminium oxide, melamine, organic chemical industry, also can be used for carrying other high temperature, without the liquid of the special media of solid particle, according to structural type, fused salt Under Water Pumps and fused salt axial-flow pump and molten salt circulating pump can be divided into; Fused salt Under Water Pumps is the magnificent prestige pump for liquid salts of low-flow high-lift, and its impeller is receded disk impeller, and the pump of this form is most widely used general.The pump for liquid salts of the little lift of large discharge of fused salt axial-flow pump, its impeller is aial flow impeller, is specially adapted to chemical industry large discharge fused salt heat exchanging occasion.Pump for liquid salts kind on market is many, mostly there is following problem: 1) complicated structure, and it is cumbersome that detachable maintaining changes parts; 2) impact of fused salt on bearing and seal arrangement of High Temperature High Pressure is larger, reduces the working life of pump for liquid salts; 3) the inner a lot of easily worn part of pump for liquid salts, replacement cost is higher, adds entreprise cost expense, and therefore, a kind of new technological scheme of exigence solves the problems of the technologies described above.
Summary of the invention
In order to solve above-mentioned Problems existing, the invention discloses a kind of vertical high-temperature major axis pump for liquid salts, the design of this Whole Equipment is ingenious, structure is simple, convenient disassembly, with low cost, the high temperature significantly reducing conveying liquid, on the impact of bearing and seal arrangement, extends the working life of bearing and seal arrangement.
To achieve these goals, technological scheme of the present invention is as follows, a kind of vertical high-temperature major axis pump for liquid salts, it is characterized in that, described pump for liquid salts comprises front cover, impeller, the pump housing, pump shaft, guide bearing parts, base plate, bearing, bearing housing and support tube, described front cover is fixed on the pump housing, described pump shaft is fixed on bearing housing by bearing, described impeller is fixed on pump shaft by impeller nut, be provided with support tube between the described pump housing and base plate, between described base plate and bearing housing, be provided with intermediate support.Be provided with intermediate support in this technological scheme, by base plate and bearing housing separately, reduce the impact of high-temperature molten salt on bearing and seal arrangement.
As a modification of the present invention, in described intermediate support, be provided with insulating layer of asbestos.Avoid deflector outlet High Temperature High Pressure fused salt and transmit temperature along axle, the high temperature that significantly can reduce conveying liquid, on the impact of bearing and seal arrangement, improves the working life of bearing and seal arrangement.
As a modification of the present invention, the quantity of described support tube is at least one.
As a modification of the present invention, the quantity of described support tube is three, is arranged on uniformly around pump shaft, and three support tubes are connected with annular exit chamber simultaneously.
As a modification of the present invention, described pump for liquid salts also comprises seal arrangement, and described pump shaft is sleeved on base plate by seal arrangement, increases its sealing effect, prevents high-temperature molten salt from leaking.
As a modification of the present invention, described pump for liquid salts also comprises drain pipe, and described drain pipe is designed to arc, is arranged on the bottom of the pump housing.
As a modification of the present invention, described impeller is set to multi-stage impeller, and described multi-stage impeller is fixed on pump shaft by impeller nut.
As a modification of the present invention, described support tube is set to cylindrical body.
Relative to prior art, advantage of the present invention is as follows: 1) overall construction design is ingenious, compact structure, and detachable maintaining is convenient; 2) this technological scheme is provided with intermediate support, by base plate and bearing housing separately, reduces the impact of high-temperature molten salt on bearing and seal arrangement; 3) in this technological scheme, insulating layer of asbestos is provided with in intermediate support, avoid deflector outlet High Temperature High Pressure fused salt and transmit temperature along axle, the high temperature that significantly can reduce conveying liquid, on the impact of bearing and seal arrangement, improves the working life of bearing and seal arrangement; 4) be provided with multi-stage impeller in this technological scheme, make fused salt enter sealing diffluence room faster, increase work efficiency; 5) this technological scheme cost is lower, is convenient to apply on a large scale.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
In figure:
1, front pump cover, 2, impeller, 3, the pump housing, 4, impeller nut, 5, guide bearing parts, 6, pump shaft, 7, support tube, 8, base plate, 9, seal arrangement, 10, bearing housing, 11, bearing, 12, insulating layer of asbestos, 13, drain pipe, 14, intermediate support.
Embodiment
In order to deepen understanding of the present invention and understanding, below in conjunction with the drawings and specific embodiments, illustrate the present invention further.
embodiment 1:
See Fig. 1, a kind of vertical high-temperature major axis pump for liquid salts, described pump for liquid salts comprises front cover 1, impeller 2, the pump housing 3, pump shaft 6, guide shaft bearing portion 5, base plate 8, bearing 6, bearing housing 10 and support tube 7, described front cover 1 is fixed on the pump housing 3, described pump shaft 6 is fixed on bearing housing 10 by bearing 11, described impeller 2 is fixed on pump shaft 6 by impeller nut 4, be provided with support tube 7 between the described pump housing 3 and base plate 8, between described base plate 8 and bearing housing 10, be provided with intermediate support 14.Be provided with intermediate support 14 in this technological scheme, by base plate 8 and bearing housing 10 separately, reduce the impact of high-temperature molten salt on bearing and seal arrangement.
embodiment 2:
See Fig. 1, as a modification of the present invention, described centre is propped up in 14 framves and is provided with insulating layer of asbestos 12.Avoid deflector outlet High Temperature High Pressure fused salt and transmit temperature along axle, the high temperature that significantly can reduce conveying liquid, on the impact of bearing and seal arrangement, improves the working life of bearing and seal arrangement.All the other structures are identical with embodiment 1 with advantage.
embodiment 3:
See Fig. 1, as a modification of the present invention, the quantity of described support tube 7 is at least one.All the other structures are identical with embodiment 1 with advantage.
embodiment 4:
See Fig. 1, as a modification of the present invention, the quantity of described support tube 7 is three, is arranged on uniformly around pump shaft, and three support tubes are connected with annular exit chamber simultaneously.All the other structures are identical with embodiment 1 with advantage.
embodiment 5:
See Fig. 1, as a modification of the present invention, described pump for liquid salts also comprises seal arrangement 9, and described pump shaft 6 is sleeved on base plate 8 by seal arrangement 9, increases its sealing effect, prevents high-temperature molten salt from leaking.All the other structures are identical with embodiment 1 with advantage.
embodiment 6:
See Fig. 1, as a modification of the present invention, described pump for liquid salts also comprises drain pipe 13, and described drain pipe 13 is designed to arc, is arranged on the bottom of the pump housing.All the other structures are identical with embodiment 1 with advantage.
embodiment 7:
See Fig. 1, as a modification of the present invention, described impeller 2 is set to multi-stage impeller, and described multi-stage impeller is fixed on pump shaft by impeller nut, and described support tube is set to cylindrical body.All the other structures are identical with embodiment 1 with advantage.
At least one in technical characteristics described in embodiment 2,3,4,5,6,7 and embodiment 1 can also combine by the present invention, form new mode of execution.
It should be noted that above-described embodiment is only preferred embodiment of the present invention; be not for limiting protection scope of the present invention; the equivalent replacement made on the basis of the above or substitute all belong to protection scope of the present invention, protection scope of the present invention is as the criterion with claims.

Claims (8)

1. a vertical high-temperature major axis pump for liquid salts, it is characterized in that, described pump for liquid salts comprises front cover, impeller, the pump housing, pump shaft, guide bearing parts, base plate, bearing, bearing housing and support tube, described front cover is fixed on the pump housing, described pump shaft is fixed on bearing housing by bearing, described impeller is fixed on pump shaft by impeller nut, is provided with support tube between the described pump housing and base plate, is provided with intermediate support between described base plate and bearing housing.
2. vertical high-temperature major axis pump for liquid salts according to claim 1, is characterized in that, be provided with insulating layer of asbestos in described intermediate support.
3. vertical high-temperature major axis pump for liquid salts according to claim 2, is characterized in that, the quantity of described support tube is at least one.
4. vertical high-temperature major axis pump for liquid salts according to claim 3, is characterized in that, the quantity of described support tube is three, is arranged on uniformly around pump shaft, and three support tubes are connected with annular exit chamber simultaneously.
5. the vertical high-temperature major axis pump for liquid salts according to claim 3 or 4, it is characterized in that, described pump for liquid salts also comprises seal arrangement, and described pump shaft is sleeved on base plate by seal arrangement.
6. vertical high-temperature major axis pump for liquid salts according to claim 5, it is characterized in that, described pump for liquid salts also comprises drain pipe, and described drain pipe is designed to arc, is arranged on the bottom of the pump housing.
7. vertical high-temperature major axis pump for liquid salts according to claim 6, it is characterized in that, described impeller is set to multi-stage impeller, and described multi-stage impeller is fixed on pump shaft by impeller nut.
8. vertical high-temperature major axis pump for liquid salts according to claim 7, it is characterized in that, described support tube is set to cylindrical body.
CN201420829104.9U 2014-12-24 2014-12-24 A kind of vertical high-temperature major axis pump for liquid salts Active CN204511903U (en)

Priority Applications (1)

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CN201420829104.9U CN204511903U (en) 2014-12-24 2014-12-24 A kind of vertical high-temperature major axis pump for liquid salts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420829104.9U CN204511903U (en) 2014-12-24 2014-12-24 A kind of vertical high-temperature major axis pump for liquid salts

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104481887A (en) * 2014-12-24 2015-04-01 江苏飞跃机泵集团有限公司 Vertical type high-temperature long-axis molten salt pump
CN106762702A (en) * 2016-12-27 2017-05-31 重庆博张机电设备有限公司 A kind of fused salt submerged pump
CN109798247A (en) * 2019-03-19 2019-05-24 江苏飞跃机泵集团有限公司 A kind of long axis pump for liquid salts

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104481887A (en) * 2014-12-24 2015-04-01 江苏飞跃机泵集团有限公司 Vertical type high-temperature long-axis molten salt pump
CN106762702A (en) * 2016-12-27 2017-05-31 重庆博张机电设备有限公司 A kind of fused salt submerged pump
CN106762702B (en) * 2016-12-27 2019-09-17 重庆博张机电设备有限公司 A kind of fused salt submerged pump
CN109798247A (en) * 2019-03-19 2019-05-24 江苏飞跃机泵集团有限公司 A kind of long axis pump for liquid salts

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