CN214660902U - Vertical chemical industry circulating pump and fused salt circulating pump - Google Patents
Vertical chemical industry circulating pump and fused salt circulating pump Download PDFInfo
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- CN214660902U CN214660902U CN202120581036.9U CN202120581036U CN214660902U CN 214660902 U CN214660902 U CN 214660902U CN 202120581036 U CN202120581036 U CN 202120581036U CN 214660902 U CN214660902 U CN 214660902U
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Abstract
The utility model discloses a vertical chemical industry circulating pump and molten salt circulating pump, including the motor, the motor lower extreme is connected with the motor support, and the motor support lower extreme is connected with the bearing bracket, the bearing bracket lower extreme is connected with the play water stand top, and the outer lane of play water stand bottom can be dismantled with mounting plate and be connected, and the inner circle of play water stand bottom is connected with the stay tube, and the stay tube passes the mounting plate and extends to the outer pump body in and can dismantle with the pump body and be connected; the outer pump body side lower part is equipped with the inlet, mounting plate, outer pump body and inlet are an integral part, be equipped with the liquid outlet on the play water stand.
Description
Technical Field
The utility model belongs to fluidization industrial machinery especially relates to a vertical chemical industry circulating pump and fused salt circulating pump.
Background
The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.
The inventor discovers, be applied to the circulating pump in the chemical industry field at present, no matter be vertical pump or horizontal pump, adopt mechanical seal mostly, mechanical seal is good although sealing performance, can accomplish not to have the leakage, but mechanical seal belongs to the vulnerable part, need regularly change, it need dismantle the exit pipeline of pump to change mechanical seal, and disintegrate the pump, not only waste time and energy, but also be used for pumping chemical medium's mechanical seal mostly for wear-resisting, corrosion-resistant, high temperature resistant material, therefore the price is all and expensive, maintenance cost has been increased.
In addition, patent ZL201721542888.7 discloses a vertical chemical axial-flow pump and a molten salt axial-flow pump, which can effectively solve the above problems, and the pump is stable and reliable in operation, has no wearing parts, and can achieve no leakage, but is only suitable for a large-flow low-lift axial-flow chemical pump, and such a structure cannot be realized for medium-high-lift mixed-flow and centrifugal chemical pumps.
Disclosure of Invention
The utility model aims at providing a vertical chemical industry circulating pump and fused salt circulating pump, this structure both can be used for the chemical industry field, also can be used for on the fused salt circulating equipment.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
in a first aspect, an embodiment of the utility model provides a vertical chemical circulating pump, including a motor, the lower end of the motor is connected with a motor support, the lower end of the motor support is connected with a bearing support, the lower end of the bearing support is connected with the top of a water outlet base, the outer ring of the bottom of the water outlet base is detachably connected with an installation bottom plate, the inner ring of the bottom of the water outlet base is connected with a supporting tube, and the supporting tube passes through the installation bottom plate and extends into an outer pump body to be detachably connected with the pump body; the mounting base plate and the outer pump body are an integral part, a liquid inlet is formed in the lower portion of the side face of the outer pump body, and a liquid outlet is formed in the water outlet base.
As a further technical scheme, the liquid inlet is positioned at any position of the lower part of the side surface of the outer pump body, and the axis of the liquid inlet is vertical to the central line of the circulating pump. The axis of the liquid outlet is also vertical to the central line of the circulating pump.
As a further technical scheme, the liquid inlet and the liquid outlet are provided with flanges which are used for being connected with other parts.
As a further technical scheme, a bearing body is arranged in the bearing support, and a transmission shaft penetrates through the middle of the bearing body.
As a further technical scheme, a pressure-reducing backflow sealing body is arranged at the upper part of the supporting pipe, a backflow port is arranged on the side wall of the supporting pipe, and the backflow port is positioned above the pressure-reducing backflow sealing body.
As a further technical scheme, the motor is connected with a transmission shaft, an impeller is arranged at the bottom of the transmission shaft, and the impeller is a centrifugal impeller, a mixed-flow impeller or an axial-flow impeller.
As a further technical scheme, the mounting bottom plate and the outer pump body are integrally formed or welded together.
As a further technical scheme, a connecting hole used for being connected with a foundation is formed in the mounting bottom plate.
In a second aspect, the embodiment of the present invention further provides a molten salt circulating pump, which has the same structure as the vertical chemical circulating pump.
Above-mentioned the utility model discloses an embodiment's beneficial effect as follows:
1. the utility model discloses an outer pump body passes through between mounting plate and the basis for fixed installation, and mounting plate and inlet, the outer pump body are a whole part. After mounting plate and basic connection, need not dismantle again, vertical chemical industry circulating pump's inlet and feed liquor pipe connection back, also need not dismantle again, only need take apart out water seat and mounting plate's connecting bolt and liquid outlet and drain pipe connecting bolt back during the maintenance, with the motor, motor support, go out water seat, stay tube and the pump body, direct take out in the outer pump body such as transmission shaft can, compared with prior art, its easily installation and dismantlement have made things convenient for maintenance and maintenance after the circulating pump uses for a long time.
2. Compared with the prior vertical chemical circulating pump technology, the utility model discloses a decompression backflow sealing technique, sealing system do not have vulnerable part, can accomplish the full-sealed, do not have the leakage. The filler sealing body plays a role in auxiliary sealing, and can effectively prevent hot air in the pump from overflowing or air from entering the pump. The equipment has stable and reliable operation and long fault-free operation time, is clean and environment-friendly, ensures the production safety, and reduces the maintenance cost.
3. The utility model discloses the impeller of installation both can be centrifugal impeller, or mixed flow impeller, also can be axial-flow impeller. Therefore, the circulation pump having this configuration can be used in a wider range.
4. The utility model provides an installation bottom plate establishes at the middle part of vertical circulating pump, and pump operating stability is good, and the vibration is little, the noise is low.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a vertical chemical circulation pump according to one or more embodiments of the present invention.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.
The motor comprises a motor 1, a motor support 2, a bearing support 3, a water outlet seat 4, a mounting bottom plate 5, a sealing body 6, a supporting tube 7, a liquid inlet 8, a pump body 9, an outer pump body 10, a backflow port 11, a liquid outlet 12, a filler sealing body 13, a transmission shaft 14 and a coupling 15.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up" and "down" in the present application, if any, are used only to indicate correspondence with the directions of up, down, left and right of the drawings themselves, and not to limit the structure, but merely to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As introduced by the background art, various problems exist in a horizontal or vertical chemical circulating pump and a molten salt circulating pump in the prior art, and in order to solve the technical problems, the application provides the vertical chemical circulating pump and the molten salt circulating pump. The mounting bottom plate of the circulating pump is arranged in the middle of the pump; the disassembly and leveling are easy; the pump runs more stably; the inlet and the outlet of the vertical chemical circulating pump are horizontally in and out; is convenient to be connected with chemical pipelines. The vertical chemical circulating pump has no leakage by adopting a decompression backflow sealing technology. The method has certain significance in the field of chemical fluid conveying. Not only saves energy and protects environment, but also can ensure safe production.
In a typical embodiment of the present invention, as shown in fig. 1, the vertical chemical circulating pump disclosed in this embodiment includes a motor 1, a lower end of the motor 1 is detachably connected to a motor bracket 2, a lower end of the motor bracket 2 is detachably connected to a bearing bracket 3, and a lower end of the bearing bracket 3 is detachably connected to a water outlet seat 4; go out 4 lower extremes of water stand and can dismantle with mounting plate 5 and be connected, mounting plate 5 and inlet 8, outer pump body 10 are a whole part, go out 4 lower extremes of water stand and can dismantle with the top of stay tube 7 and be connected, stay tube 7 passes mounting plate 5 and links to each other with 4 lower extremes of water stand, the connection can be dismantled with pump body 9 to the 7 lower extreme of stay tube, inlet 8 on the outer pump body 10 is perpendicular with the central line of circulating pump, be located the optional position of outer pump body 10 side lower part, be equipped with liquid outlet 12 on the water stand 4, liquid outlet 12 is perpendicular with the central line of circulating pump.
An output shaft of the motor 1 is connected with a transmission shaft 14 positioned in the bearing bracket through a coupler 15, the transmission shaft penetrates through the filler sealing body 13, the water outlet seat 4 and the support tube 7 and extends into the pump body, and an impeller is arranged at the bottom of the transmission shaft and positioned in the pump body 9; the impeller in the embodiment can be a centrifugal impeller, a mixed-flow impeller or an axial-flow impeller, and is specifically selected according to actual working conditions.
The utility model discloses an outer pump body is fixed installation, and mounting plate and inlet, the outer pump body are a whole part. After the mounting bottom plate is connected with the foundation, the mounting bottom plate does not need to be dismounted, and after a liquid inlet of the vertical chemical circulating pump is connected with a liquid inlet pipeline, the mounting bottom plate does not need to be dismounted; during maintenance, only the connecting bolts of the water outlet seat and the mounting bottom plate and the connecting bolts of the liquid outlet and the liquid outlet pipe are needed to be disassembled, and then the whole motor 1, the motor bracket 2, the bearing bracket 3, the water outlet seat 4, the supporting pipe 7, the pump body 9 and other devices are extracted from the outer pump body 10; compared with the prior art, the circulating pump is easy to mount and dismount, and is convenient to maintain after long-term use.
The detachable connection includes a bolt connection, a screw connection, or a snap connection, and in this embodiment, the connection is preferably a bolt connection.
It should be understood that the above-mentioned mounting base plate 5, the liquid inlet 8 and the outer pump body 10 are an integral component, which means that the mounting base plate 5, the liquid inlet 8 and the outer pump body 10 may be integrally formed during manufacturing, or three components may be separately manufactured and then connected to form an integral body by welding. The liquid inlet 8 and the liquid outlet 12 disclosed in this embodiment are provided with flanges for connecting with other components, which facilitates the connection between the liquid inlet 8 and the liquid outlet 12 and other components,
further, in the present embodiment, a bearing body is installed in the bearing support 3; the transmission shaft penetrates through the bearing body.
Further, in the present embodiment, the decompression backflow sealing body 6 is mounted on the upper portion of the support pipe 7, the backflow port 11 is provided above the mounting position of the decompression backflow sealing body 6, and the backflow port 11 is provided on the side surface of the support pipe 7. Compared with the prior vertical chemical circulating pump technology, the utility model discloses a decompression backflow sealing technique, sealing system do not have vulnerable part, can accomplish the full-sealed, do not have the leakage. The equipment has stable and reliable operation and long fault-free operation time, is clean and environment-friendly, ensures the production safety, and reduces the maintenance cost.
Further, in this embodiment, the middle of the pump body is a mounting bottom plate 5 of the pump, and the mounting bottom plate 5 is provided with a mounting hole through which the whole device can be mounted on the ground. The mounting bottom plate 5 is in a shape of a circle, a square or a rectangle and the like, and is specifically arranged according to actual needs.
Example 2
The embodiment also discloses a molten salt circulating pump, and the structure of the molten salt circulating pump is the same as that of the vertical chemical circulating pump, and is not repeated here.
It should be understood that, supposing that the major structure of the outer pump body is the ring, then centripetal side is inboard, and centrifugal side is the outside, based on this basic position, the utility model provides an inside and outside is accurately injectd.
It should be understood that the vertical chemical circulating pump is an up-and-down structure as a whole, and is used as an up-and-down orientation reference system in the utility model.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A vertical chemical circulating pump comprises a motor, wherein the lower end of the motor is connected with a motor support, and the lower end of the motor support is connected with a bearing support; the outer pump body side lower part is equipped with the inlet, mounting plate, outer pump body and inlet are an integral part, be equipped with the liquid outlet on the play water stand.
2. The vertical chemical circulating pump of claim 1, wherein the mounting base plate is integrally formed with the outer pump body and the liquid inlet or welded to the outer pump body and the liquid inlet.
3. The vertical chemical industry circulating pump of claim 1 wherein the mounting base plate is provided with a connecting hole for connecting with a foundation.
4. The vertical chemical circulating pump of claim 1, wherein the motor is connected to a driving shaft, and an impeller is installed at the bottom of the driving shaft, and the impeller is a centrifugal impeller, a mixed-flow impeller or an axial-flow impeller.
5. The vertical chemical industry circulating pump of claim 1, wherein the liquid inlet is positioned at any position of the lower part of the side surface of the outer pump body, and the axis of the liquid inlet is vertical to the central line of the circulating pump; the axis of the liquid outlet is also vertical to the central line of the circulating pump.
6. The vertical chemical industry circulating pump of claim 1 wherein the inlet and outlet ports are provided with flanges for connection to other components.
7. The vertical chemical industry circulating pump of claim 1 wherein the bearing bracket has a bearing body disposed therein, and the drive shaft extends through the bearing body.
8. The vertical chemical industry circulating pump of claim 1 wherein the pressure reducing return seal is mounted on the top of the support tube, and the side wall of the support tube is provided with a return port, the return port being located above the pressure reducing return seal.
9. A molten salt circulating pump, characterized in that its structure is the same as the vertical chemical circulating pump of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581036.9U CN214660902U (en) | 2021-03-22 | 2021-03-22 | Vertical chemical industry circulating pump and fused salt circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581036.9U CN214660902U (en) | 2021-03-22 | 2021-03-22 | Vertical chemical industry circulating pump and fused salt circulating pump |
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| Publication Number | Publication Date |
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| CN214660902U true CN214660902U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120581036.9U Active CN214660902U (en) | 2021-03-22 | 2021-03-22 | Vertical chemical industry circulating pump and fused salt circulating pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837991A (en) * | 2022-05-18 | 2022-08-02 | 济南三科泵业有限公司 | Sealing structure for molten salt pump, mounting method and molten salt pump |
-
2021
- 2021-03-22 CN CN202120581036.9U patent/CN214660902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837991A (en) * | 2022-05-18 | 2022-08-02 | 济南三科泵业有限公司 | Sealing structure for molten salt pump, mounting method and molten salt pump |
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