CN214196772U - Device for fixedly connecting liquid outlet pipeline of submerged pump with mounting bottom plate and high-temperature molten salt submerged pump - Google Patents
Device for fixedly connecting liquid outlet pipeline of submerged pump with mounting bottom plate and high-temperature molten salt submerged pump Download PDFInfo
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- CN214196772U CN214196772U CN202120118189.XU CN202120118189U CN214196772U CN 214196772 U CN214196772 U CN 214196772U CN 202120118189 U CN202120118189 U CN 202120118189U CN 214196772 U CN214196772 U CN 214196772U
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- liquid outlet
- submerged pump
- sealing flange
- outlet pipe
- bottom plate
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Abstract
The utility model discloses a submerged pump liquid outlet pipeline and mounting plate fixed connection device and a high-temperature molten salt submerged pump, which comprises a first sealing flange, a second sealing flange and a mounting plate, wherein the first sealing flange is welded with the top of a lower liquid outlet pipe, and the second sealing flange is welded with the bottom of an upper liquid outlet pipe; the mounting bottom plate is provided with a through hole which is communicated with the upper liquid outlet pipe and the lower liquid outlet pipe. No matter the container provided with the submerged pump is in positive pressure or negative pressure, the leakage of pressurized gas in the submerged pump container or the entrance of external air into the negative pressure container can be completely sealed.
Description
Technical Field
The utility model belongs to the technical field of submerged pump, especially, relate to a submerged pump liquid delivery pipeline does not have leakage rigid coupling device and high temperature fused salt submerged pump with mounting plate.
Background
The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.
The submerged pump is a single-stage single-suction vertical long-shaft pump. The submerged pump has the advantages of convenience in starting and stopping, difficulty in generating cavitation and the like, and is widely applied to the fields of industrial and mining enterprises, scientific research institutions and the like. The liquid outlet pipeline of the submerged pump and the mounting bottom plate are usually in a filler sealing or welding structure, and when a container for mounting the submerged pump is in positive pressure or negative pressure, the filler sealing structure is easy to generate leakage or external air enters the container; when the welding structure is adopted, although the sealing is good, the submerged pump is inconvenient to disassemble and maintain.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a non-leakage fixing device for the liquid outlet pipeline of the submerged pump and a mounting bottom plate and a high-temperature molten salt submerged pump, when the container for mounting the submerged pump is positive pressure or negative pressure, the joint of the liquid outlet pipeline of the submerged pump and the mounting bottom plate can not generate leakage; meanwhile, the liquid outlet pipe of the pump can be easily taken down from the mounting bottom plate, and great convenience is brought to maintenance.
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 present invention provides a leakage-free fastening device for a submerged pump outlet pipeline and a mounting base plate, the leakage-free fastening device for the submerged pump outlet pipeline and the mounting base plate, comprising a first sealing flange, a second sealing flange and a mounting base plate, wherein the first sealing flange is welded with the top of a lower drain pipe, and the second sealing flange is welded with the bottom of an upper drain pipe; the mounting bottom plate is provided with a through hole which is communicated with the upper liquid outlet pipe and the lower liquid outlet pipe up and down.
Furthermore, the central line of the through hole, the central line of the upper liquid outlet pipe and the central line of the lower liquid outlet pipe are positioned on the same straight line.
Furthermore, the first sealing flange is connected with the bottom of the mounting bottom plate through screws.
Furthermore, the second sealing flange is connected with the top of the mounting bottom plate through screws.
Furthermore, a sealing ring is arranged at the contact position of the first sealing flange and the bottom of the mounting bottom plate.
Furthermore, a sealing ring is arranged at the contact position of the second sealing flange plate and the top of the mounting bottom plate.
Furthermore, the liner tube is arranged on the inner ring of the through hole of the mounting bottom plate and is fixed on the inner ring of the through hole of the mounting bottom plate in a welding mode, the liner tube is made of stainless steel and is resistant to corrosion and scouring of pumping media, and the mounting bottom plate can be used for a long time without replacement, so that the manufacturing cost of the pump is reduced, and the reliability of the pump is improved.
In a second aspect, the embodiment of the present invention further provides a high temperature molten salt submerged pump, which includes the foregoing submerged pump liquid outlet pipeline and the installation bottom plate non-leakage fixed connection device.
Above-mentioned the utility model discloses an embodiment's beneficial effect as follows:
1. no matter the container provided with the submerged pump is in positive pressure or negative pressure, the leakage of pressurized gas in the submerged pump container or the entrance of external air into the negative pressure container can be completely sealed.
2. After the output pipeline of the pump is connected with the upper liquid outlet pipeline, the gravity of the whole pipeline is completely born by the mounting bottom plate. Therefore, by adopting the device, the output pipeline of the submerged pump does not need to be provided with a pipeline supporting frame.
3. When the submerged pump is disassembled and assembled, the upper liquid outlet pipe and the lower liquid outlet pipe can be easily taken down from the mounting bottom plate, so that the device is greatly convenient to maintain.
4. The liner tube welded in the mounting bottom plate is made of stainless steel, resists corrosion and scouring of pumping media, can be used for a long time without replacing the mounting bottom plate, thereby reducing the manufacturing cost of the pump and improving the reliability of the pump.
The utility model discloses novel structure, it is sealed effectual, the nothing is leaked, the appearance is pleasing to the eye, and the reliability is high, low in manufacturing cost, dismantlement, maintenance convenience. Has high practical value.
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.
Figure 1 shows a schematic view of the present invention;
FIG. 2 is a schematic view of the liquid outlet pipe fastening device shown in FIG. 1.
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.
Wherein: 1. the device comprises an upper liquid outlet pipe, 2 screws, 3 an installation bottom plate, 4 a lower liquid outlet pipe sealing flange, 5 a lower liquid outlet pipe, 6 an O-shaped sealing ring, 7 an upper liquid outlet pipe sealing flange, 8 a liner pipe, 9 an O-shaped sealing ring and 10 screws.
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 "upper", "lower", "left" and "right" in the present invention, if any, merely indicate that the directions of movement of the device or element are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The terms "mounted", "connected" and "fixed" in the present invention should be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As introduced by the background art, the defects in the prior art are that, in order to solve the technical problems, the utility model provides a non-leakage fixed connection device of a liquid outlet pipeline of a submerged pump and a mounting base plate and a high-temperature molten salt submerged pump, when a container for mounting the submerged pump is in positive pressure or negative pressure, the joint of the liquid outlet pipeline of the submerged pump and the mounting base plate can not generate leakage; meanwhile, the liquid outlet pipe of the pump can be easily taken down from the mounting bottom plate, and great convenience is brought to maintenance. Therefore, the utility model has high practical value.
In a typical embodiment of the present invention, as shown in fig. 1, the non-leakage fixing device for the liquid outlet pipeline and the mounting plate of the submerged pump provided by the present invention comprises a lower liquid outlet pipe sealing flange 4, an upper liquid outlet pipe sealing flange 7 and a mounting plate 3, wherein the lower liquid outlet pipe sealing flange 4 is welded to the top of a lower liquid outlet pipe 5, and the upper liquid outlet pipe sealing flange 7 is welded to the bottom of an upper liquid outlet pipe 1; a through hole is arranged on the mounting base plate 3 and is communicated with the channels in the upper liquid outlet pipe 1 and the lower liquid outlet pipe 5 up and down; preferably, the central line of the through hole is positioned on the same straight line with the central line of the upper liquid outlet pipe 1 and the central line of the lower liquid outlet pipe 5. When the submerged pump is disassembled and assembled, the upper liquid outlet pipe and the lower liquid outlet pipe can be easily taken down from the mounting bottom plate, so that the device is greatly convenient to maintain.
Further, lower drain pipe sealing flange pass through screw 10 and be connected with mounting plate 3 bottoms, last drain pipe sealing flange 7 pass through screw 2 and link to each other with 3 tops of mounting plate, and then realize going up drain pipe, lower drain pipe and being connected between the mounting plate 3.
Furthermore, a sealing ring is arranged at the contact position of the lower drain pipe sealing flange 4 and the bottom of the mounting bottom plate 3, in the embodiment, the sealing ring is an O-shaped sealing ring 6, so that leakage between the upper drain pipe sealing flange 7 and the mounting bottom plate 3 is prevented.
Furthermore, a sealing ring is arranged at the contact position of the upper drain pipe sealing flange 7 and the top of the mounting base plate 3, in the embodiment, the sealing ring is an O-shaped sealing ring 9, and leakage between the upper drain pipe sealing flange 7 and the mounting base plate 3 is prevented.
Further, a liner tube 8 is further arranged on the inner ring of the through hole of the mounting bottom plate 3, the liner tube 8 is fixed on the inner ring of the through hole of the mounting bottom plate in a welding mode, the liner tube 8 is made of stainless steel, is resistant to corrosion and scouring of pumping media, and can be used for a long time without replacing the mounting bottom plate, so that the manufacturing cost of the pump is reduced, and the reliability of the pump is improved.
The utility model discloses a theory of operation does: by utilizing the device for fixedly connecting the liquid outlet pipeline and the mounting base plate and screwing the screws on the sealing flanges of the upper and lower liquid outlet pipes, the leakage of the pressurized gas in the submerged pump container can be completely sealed by the O-shaped sealing rings arranged in the sealing flanges of the upper and lower liquid outlet pipes, or the external air enters the negative pressure container.
Further, this embodiment has still provided a high temperature molten salt submerged pump, and its high temperature molten salt submerged pump's output line is connected with last drain pipe. The weight of the entire pipeline is borne entirely by the mounting baseplate. Therefore, by adopting the device, the output pipeline of the high-temperature molten salt submerged pump does not need to be provided with the pipeline supporting frame.
Finally, it is also noted that relational terms such as first and second, and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
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 (10)
1. The device is characterized by comprising a first sealing flange, a second sealing flange and a mounting bottom plate, wherein the first sealing flange is welded with the top of the lower liquid outlet pipe, and the second sealing flange is welded with the bottom of the upper liquid outlet pipe; the mounting bottom plate is provided with a through hole which is communicated with the upper liquid outlet pipe and the lower liquid outlet pipe up and down.
2. The apparatus as claimed in claim 1, wherein the center line of the through hole is aligned with the center line of the upper drain pipe and the center line of the lower drain pipe.
3. The apparatus of claim 1, wherein the first sealing flange is attached to the bottom of the mounting plate by screws.
4. The apparatus of claim 1, wherein the second sealing flange is attached to the top of the mounting plate by screws.
5. The apparatus for fastening a pump-out pipe to a mounting plate of claim 1, wherein a sealing ring is provided at a position where the first sealing flange contacts the bottom of the mounting plate.
6. The apparatus of claim 1, wherein a sealing ring is disposed at a position where the second sealing flange contacts the top of the mounting plate.
7. The apparatus for fastening the pump-out pipe to the mounting plate of claim 1, wherein a liner tube is further disposed inside the through hole of the mounting plate.
8. The apparatus as claimed in claim 7, wherein the liner tube is welded to the inner ring of the through hole of the mounting plate.
9. The apparatus of claim 7, wherein the liner tube is made of stainless steel.
10. A high temperature molten salt submerged pump, characterized in that it comprises a submerged pump liquid outlet pipeline and mounting bottom plate fixing device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118189.XU CN214196772U (en) | 2021-01-15 | 2021-01-15 | Device for fixedly connecting liquid outlet pipeline of submerged pump with mounting bottom plate and high-temperature molten salt submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118189.XU CN214196772U (en) | 2021-01-15 | 2021-01-15 | Device for fixedly connecting liquid outlet pipeline of submerged pump with mounting bottom plate and high-temperature molten salt submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214196772U true CN214196772U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120118189.XU Active CN214196772U (en) | 2021-01-15 | 2021-01-15 | Device for fixedly connecting liquid outlet pipeline of submerged pump with mounting bottom plate and high-temperature molten salt submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214196772U (en) |
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2021
- 2021-01-15 CN CN202120118189.XU patent/CN214196772U/en active Active
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