CN210141209U - High-temperature vertical submerged pump - Google Patents
High-temperature vertical submerged pump Download PDFInfo
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- CN210141209U CN210141209U CN201921086142.9U CN201921086142U CN210141209U CN 210141209 U CN210141209 U CN 210141209U CN 201921086142 U CN201921086142 U CN 201921086142U CN 210141209 U CN210141209 U CN 210141209U
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Abstract
The utility model provides a vertical submerged pump of high temperature, include: the sealing box body is arranged in the mounting hole of the bottom plate, the middle connecting section is arranged at the upper part of the sealing box body, the supporting tube is arranged at the bottom of the bottom plate, and the pump shaft is arranged at the centers of the middle connecting section and the supporting tube; the bottom of the supporting tube is provided with a pump body and a pump cover, the end part of the pump cover is connected with the bottom of the supporting tube, an impeller is arranged in the pump body and fixed at the end part of the pump shaft, a liquid inlet of the pump body is downward, a liquid outlet pipe is arranged at the liquid outlet through a bent pipe, and the top of the vertically arranged liquid outlet pipe is fixed on the bottom plate through a liquid outlet flange; the outer wall of stay tube with the drain pipe cup joints the heat preservation and presss from both sides the cover, forms the heat preservation chamber that supplies high temperature steam circulation, forms the closed heat preservation chamber that is linked together through the sealing gasket between the flange to avoided the heat preservation pipeline configuration too complicated, reduced the risk that the medium leaked the heat preservation chamber simultaneously, optimized design and manufacturing process, reduce cost simultaneously, improved the reliability of product.
Description
Technical Field
The utility model relates to a be fit for the transport medium temperature higher, the medium (like sulphur) that can solidify very fast after shutting down need carry out heat retaining novel vertical submerged pump of high temperature to transport medium.
Background
At present, the insertion depth of a high-temperature vertical submerged pump is long, so that the number of supporting pipes and supporting frames is large, the supporting pipes and the supporting frames need steam heat preservation, and the configuration of a heat preservation pipeline is complex. And the heat preservation pipeline needs a large amount of thread sealing joints, has consequently proposed higher requirement to screw thread machining precision and pipeline installation cooperation condition, in case the leakage will lead to the medium to get into influences the heat preservation effect in the heat preservation chamber, and the medium will solidify after shutting down and lead to the heat preservation chamber to block up and can't effectively clear away.
In addition, the medium temperature is high, the insertion depth is long, and the expansion amount is different due to different materials of the shaft and the liquid outlet pipe and the difference of linear expansion coefficients, so that the safe operation of the whole machine is influenced.
Disclosure of Invention
According to the technical problems that the heat preservation pipeline of the existing high-temperature vertical submerged pump is complex in configuration, easy to leak and inconvenient to disassemble, the liquid outlet pipe is inconvenient to disassemble, and the high-temperature vertical submerged pump is provided. The utility model discloses mainly utilize heat preservation intracavity portion to set up the heat preservation steam hole, form the closed heat preservation chamber that is linked together through the sealing gasket between the flange to avoided the heat preservation pipeline configuration too complicated, reduced the risk that the medium leaked the heat preservation chamber simultaneously, be equipped with the filler through drain pipe one end, effectively compensate the inconsistent problem of axial expansion that the high temperature medium arouses, avoided rigid connection, guaranteed the steady operation of pump, convenient to detach simultaneously.
The utility model discloses a technical means as follows:
a high temperature vertical submerged pump comprising: the pump comprises a bottom plate, a sealing box body is arranged in a mounting hole of the bottom plate, an intermediate connecting section is arranged at the upper part of the sealing box body, a supporting tube is arranged at the bottom of the bottom plate, and a pump shaft is arranged at the centers of the intermediate connecting section and the supporting tube; the bottom of the supporting tube is provided with a pump body and a pump cover, the end part of the pump cover is connected with the bottom of the supporting tube, an impeller is arranged in the pump body and is fixed at the end part of the pump shaft, a liquid inlet of the pump body faces downwards, a liquid outlet is provided with a liquid outlet pipe through a bent pipe, and the top of the vertically arranged liquid outlet pipe is fixed on the bottom plate through a liquid outlet flange; and the outer walls of the supporting pipe and the liquid outlet pipe are sleeved with a heat-insulating jacket to form a heat-insulating cavity for high-temperature steam circulation.
Furthermore, a heat-preservation steam inlet flange for allowing high-temperature steam to enter and a heat-preservation steam outlet flange for discharging the high-temperature steam are arranged on the bottom plate, the heat-preservation steam inlet flange is connected with a heat-preservation jacket at the upper end of the liquid outlet pipe, so that the high-temperature steam enters a heat-preservation cavity, and the heat-preservation steam outlet flange is communicated with a pump cover at the lower end of the supporting pipe through a heat-preservation steam pipeline, so that the high-temperature steam leaves from the heat-preservation cavity; the heat-preservation jacket on the outer wall of the supporting pipe is communicated with the heat-preservation jacket on the outer wall of the liquid outlet pipe through a middle pipeline.
Furthermore, the number of the supporting tubes is multiple, a supporting frame is arranged between every two supporting tubes, a sliding shaft bushing is embedded in an inner hole of the supporting frame, and a shaft sleeve matched with the shaft bushing is sleeved on the outer wall of the pump shaft; the supporting tube is connected with the supporting frame by a flange, a heat-insulating jacket is sleeved on the outer wall of the supporting frame to form a heat-insulating cavity connecting section, and the heat-insulating jacket is the same as the heat-insulating jacket arranged on the outer wall of the supporting tube; the flange is provided with a heat preservation steam hole which is communicated with the supporting tube outer wall heat preservation cavity and the supporting frame outer wall heat preservation cavity connecting section, a sealing gasket is arranged on the flange connecting end face of the supporting tube and the supporting frame, and high-temperature steam is forbidden to flow out from a gap of the flange connecting end face.
Furthermore, a filler seal is arranged at the connecting position of the liquid outlet pipe and the liquid outlet flange.
Furthermore, a sealing filler is arranged between the liquid outlet pipe and the liquid outlet flange, and a packing gland is sealed at the bottom of the sealing filler, so that the sealing filler is positioned between the outer wall of the liquid outlet pipe, the inner cavity of the liquid outlet flange and the packing gland.
Furthermore, a sealing box body is arranged at the lower end of the middle connecting section, and a mechanical seal is arranged between the pump shaft and the sealing box body; the upper end of the middle connecting section is provided with a bearing part, and the upper end of the pump shaft is connected with a motor assembly.
Furthermore, the support frame is communicated with a bushing flushing pipe, the outer wall of the bushing flushing pipe is sleeved with a flushing pipe jacket to form a middle pipeline for high-temperature steam circulation, and two ends of the middle pipeline are respectively communicated with the heat preservation cavity of the liquid outlet pipe support pipe through connecting pipelines.
Furthermore, the pump shaft comprises an upper shaft and a lower shaft, the upper shaft is located at the upper part of the supporting tube, the lower shaft is located at the lower part of the supporting tube, the upper shaft and the lower shaft are connected through a sliding sleeve type sleeve coupler, and the bottom of the upper shaft and the top of the lower shaft are fixedly connected through a split type snap ring.
Further, a distance block is arranged between the pump shaft and the pump cover.
Furthermore, an inner cavity of the pump body is provided with a mouth ring matched with the impeller, and the impeller is fixed at the front end of the pump shaft through an impeller nut.
Compared with the prior art, the utility model has the advantages of it is following:
1. the stay tube has cup jointed the heat preservation with the support frame outer wall and has pressed from both sides the cover, forms the heat preservation chamber that supplies high temperature steam circulation, and inside sets up heat preservation steam hole, forms the closed heat preservation chamber that is linked together through the flange gasket to avoided the heat preservation pipeline configuration too complicated, reduced the risk that the medium leaked the heat preservation chamber simultaneously, optimized design and manufacturing process, reduce cost has improved the reliability of product simultaneously.
2. One end of the liquid outlet pipe is provided with the filler, so that the problem of different axial expansions caused by high-temperature media is effectively compensated, rigid connection is avoided, stable operation of the pump is guaranteed, and convenience in disassembly is realized.
Vertical submerged pump of high temperature, be applicable to pump high temperature medium, have the heat preservation and press from both sides the cover, the heat preservation pipeline configuration is simple, easily the installation dismantles novel vertical submerged pump product of high temperature to satisfy the pump operation reliability requirement under the abominable operating mode.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of the high-temperature vertical submerged pump of the present invention.
Fig. 2 is a partial enlarged view of the point i in fig. 1.
Fig. 3 is a partial enlarged view of the point ii in fig. 1.
In the figure: 1. the device comprises a motor assembly, 2, a bearing component, 3, an intermediate connecting section, 4, a heat-preservation steam outlet flange, 5, a mechanical seal, 6, a seal box body, 7, a heat-preservation steam inlet flange, 8, a liquid outlet flange, 9, a packing seal, 10, a bottom plate, 11, a packing gland, 12, a liquid outlet pipe, 13, a shaft bushing flushing pipe, 14, a flushing pipe jacket, 15, a support pipe, 16, a support frame, 17, a pump shaft, 18, a sliding sleeve type sleeve coupling, 19-split type clamping ring, 20, a shaft sleeve, 21, a shaft bushing, 22, a heat-preservation steam pipeline, 23, a pump cover, 24, a bent pipe, 25, a pump body, 26, a distance block, 27, an impeller, 28, a mouth ring, 29, an impeller nut, 30, a sealing gasket, 31 and a.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
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 "the" are intended to include the plural forms as well, 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, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
As shown in fig. 1 to 3, the utility model provides a vertical submerged pump of high temperature, include: the pump comprises a pump body 25, a pump cover 23, an impeller nut 29, a bent pipe 24, a liquid outlet pipe 12, a liquid outlet flange 8, a pump shaft 17, a support pipe 15, a support frame 16, a heat preservation steam flange, a heat preservation steam pipeline, a bottom plate 10, a motor assembly 1, a sealing box 6, a bearing component 2 and the like, wherein the sealing box 6 is arranged in a mounting hole of the bottom plate 10, an intermediate connecting section 3 is arranged at the upper part of the sealing box 6, the support pipe 15 is arranged at the bottom of the bottom plate 10, and the pump shaft 17 is arranged at the centers of the intermediate connecting section 3; the bottom of the supporting pipe 15 is provided with a pump body 25 and a pump cover 23, the end part of the pump cover 23 is connected with the bottom of the supporting pipe 15, an impeller is arranged in the pump body 25, the impeller 27 is fixed at the end part of the pump shaft 17, a liquid inlet of the pump body 25 faces downwards, a liquid outlet is provided with a liquid outlet pipe 12 through a bent pipe 24, and the top of the vertically arranged liquid outlet pipe 12 is fixed on the bottom plate 10 through a liquid outlet flange 8; the outer walls of the supporting pipe 15 and the liquid outlet pipe 12 are sleeved with heat-insulating jackets to form a heat-insulating cavity for high-temperature steam circulation, so that the problem that the heat-insulating pipeline is too complex in configuration is avoided, the risk that media leak to the heat-insulating cavity is reduced, the design and manufacturing process is optimized, the cost is reduced, and the reliability of products is improved.
In the embodiment of the present invention, a heat-insulating steam inlet flange 7 for allowing high-temperature steam to enter and a heat-insulating steam outlet flange 4 for allowing high-temperature steam to discharge are disposed on the bottom plate 10, the heat-insulating steam inlet flange 7 is connected to a heat-insulating jacket at the upper end of the liquid outlet pipe 12, so that high-temperature steam enters a heat-insulating cavity, and the heat-insulating steam outlet flange 4 is communicated with the lower end of the support pipe 15 through a heat-insulating steam pipeline 22, so that high-temperature steam leaves from the heat-insulating cavity; the heat preservation jacket on the outer wall of the supporting pipe 15 is communicated with the heat preservation jacket on the outer wall of the liquid outlet pipe 12 through an intermediate pipeline, high-temperature steam enters from the heat preservation cavity of the liquid outlet pipe 12, the liquidity of the liquid conveyed in the liquid outlet pipe is guaranteed, and the defect that the longer liquid outlet pipe 12 is insufficient in liquidity in the conveying process is avoided.
Preferably, a jacket heat preservation cavity is arranged on the pump cover 23, high-temperature steam enters the jacket heat preservation cavity from the heat preservation cavity outside the support pipe 15 and is finally transmitted to the heat preservation steam outlet flange 4 through the heat preservation steam pipeline 22, and the liquidity of liquid conveyed in the pump is guaranteed.
In the embodiment of the present invention, there are a plurality of support tubes 15, a support frame 16 is disposed between every two support tubes 15, a sliding bushing 21 is inlaid in an inner hole of the support frame 16, and a shaft sleeve 20 matched with the bushing 21 is sleeved on an outer wall of the pump shaft 17; the supporting tube 15 is connected with the supporting frame 16 by a flange, the outer wall of the supporting frame 16 is sleeved with a heat-insulating jacket to form a heat-insulating cavity connecting section, and the heat-insulating jacket is the same as the heat-insulating jacket arranged on the outer wall of the supporting tube 15; the flange is provided with a heat preservation steam hole 31 for communicating the heat preservation cavity on the outer wall of the supporting tube 15 with the connection section of the heat preservation cavity on the outer wall of the supporting frame 16, and the flange connection end face of the supporting tube 15 and the supporting frame 16 is provided with a sealing gasket 30, as shown in fig. 2, high-temperature steam is forbidden to flow out from the gap of the flange connection end face, and the process tightness and safety of the high-temperature steam are guaranteed.
In the embodiment of the present invention, the connection position of the liquid outlet pipe 12 and the liquid outlet flange 8 is provided with a packing seal. Preferably, a sealing packing 9 is arranged between the liquid outlet pipe 12 and the liquid outlet flange 8, and a packing gland 11 is sealed at the bottom of the sealing packing 9, so that the sealing packing 9 is positioned between the outer wall of the liquid outlet pipe 12, the inner cavity of the liquid outlet flange 8 and the packing gland 11, as shown in fig. 3, the problem of different axial expansions caused by high-temperature media is effectively compensated, rigid connection is avoided, stable operation of the pump is guaranteed, and meanwhile, the pump is convenient to disassemble.
In the embodiment of the utility model, the lower end of the middle connecting section 3 is provided with a sealing box body 6, and a mechanical seal 5 is arranged between the pump shaft 17 and the sealing box body 6; the upper end of the middle connecting section 3 is provided with a bearing part 2, the upper end of the pump shaft 17 is connected with a motor assembly 1, the motor assembly 1 drives the pump shaft 17 to rotate, and then the pump is driven to work to convey a liquid medium.
The utility model discloses an in the embodiment, support frame 16 intercommunication have axle bush flushing pipe 13, axle bush flushing pipe 13 outer wall has cup jointed the flushing pipe and has pressed from both sides cover 14, forms the middle pipeline of high temperature steam circulation, just the middle pipeline both ends are respectively through the heat preservation chamber intercommunication of connecting tube with drain pipe 12 and stay tube 15, guarantee the mobility of flushing medium in the axle bush flushing pipe 13.
The utility model discloses an in the embodiment, pump shaft 17 is including being located the upper shaft on 15 upper portions of stay tube and being located the lower shaft of 15 lower parts of stay tube, upper shaft and lower shaft pass through sliding sleeve formula sleeve coupling 18 and connect fixedly through half formula snap ring 19, realize the reliable operation of longer pump shaft with the lower shaft top.
In the embodiment of the present invention, a distance block 26 is provided between the pump shaft 17 and the pump cover 23 for adjusting the assembling position of the impeller 27.
In the embodiment of the present invention, the inner cavity of the pump body 25 is provided with a mouth ring 28 engaged with the impeller 27, and the impeller 27 is fixed to the front end of the pump shaft 17 through an impeller nut 29.
Vertical submerged pump of high temperature, be a vertical submerged pump of high temperature suitable for carry liquid sulphur medium, support frame and stay tube heat preservation intracavity portion set up the heat preservation steam hole, form the closed heat preservation chamber that is linked together through the assembly, adopt the mode of stay tube and the direct intercommunication of support frame heat preservation intracavity portion, avoided the outside heat preservation pipeline configuration of a large amount of stay tubes and support frame, optimized technology and reduce the cost. But drain pipe one end is the sealed extending structure of filler, and the axial expansion inconsistent problem that the high temperature medium arouses has effectively been compensated, has avoided rigid connection, has guaranteed the steady operation of pump, convenient to detach simultaneously.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A high temperature vertical submersible pump, comprising: the pump comprises a bottom plate, a sealing box body is arranged in a mounting hole of the bottom plate, an intermediate connecting section is arranged at the upper part of the sealing box body, a supporting tube is arranged at the bottom of the bottom plate, and a pump shaft is arranged at the centers of the intermediate connecting section and the supporting tube;
the bottom of the supporting tube is provided with a pump body and a pump cover, the end part of the pump cover is connected with the bottom of the supporting tube, an impeller is arranged in the pump body and is fixed at the end part of the pump shaft, a liquid inlet of the pump body faces downwards, a liquid outlet is provided with a liquid outlet pipe through a bent pipe, and the top of the vertically arranged liquid outlet pipe is fixed on the bottom plate through a liquid outlet flange;
and the outer walls of the supporting pipe and the liquid outlet pipe are sleeved with a heat-insulating jacket to form a heat-insulating cavity for high-temperature steam circulation.
2. A high temperature vertical submerged pump according to claim 1,
the bottom plate is provided with a heat preservation steam inlet flange for high-temperature steam to enter and a heat preservation steam outlet flange for high-temperature steam to discharge, the heat preservation steam inlet flange is connected with a heat preservation jacket at the upper end of the liquid outlet pipe to enable high-temperature steam to enter a heat preservation cavity, and the heat preservation steam outlet flange is communicated with a pump cover at the lower end of the supporting pipe through a heat preservation steam pipeline to enable the high-temperature steam to leave from the heat preservation cavity;
the heat-preservation jacket on the outer wall of the supporting pipe is communicated with the heat-preservation jacket on the outer wall of the liquid outlet pipe through a middle pipeline.
3. A high temperature vertical submerged pump according to claim 1 or 2,
the pump is characterized in that the number of the support tubes is multiple, a support frame is arranged between every two support tubes, a sliding bushing is embedded in an inner hole of each support frame, and a shaft sleeve matched with the bushing is sleeved on the outer wall of the pump shaft; the supporting tube is connected with the supporting frame by a flange, a heat-insulating jacket is sleeved on the outer wall of the supporting frame to form a heat-insulating cavity connecting section, and the heat-insulating jacket is the same as the heat-insulating jacket arranged on the outer wall of the supporting tube;
the flange is provided with a heat preservation steam hole which is communicated with the supporting tube outer wall heat preservation cavity and the supporting frame outer wall heat preservation cavity connecting section, a sealing gasket is arranged on the flange connecting end face of the supporting tube and the supporting frame, and high-temperature steam is forbidden to flow out from a gap of the flange connecting end face.
4. A high temperature vertical submerged pump according to claim 1 or 2,
and a filler seal is arranged at the connecting position of the liquid outlet pipe and the liquid outlet flange.
5. A high temperature vertical submerged pump according to claim 4,
and a packing gland is sealed at the bottom of the packing, so that the packing is positioned between the outer wall of the liquid outlet pipe, the inner cavity of the liquid outlet flange and the packing gland.
6. A high temperature vertical submerged pump according to claim 1,
a sealing box body is arranged at the lower end of the middle connecting section, and a mechanical seal is arranged between the pump shaft and the sealing box body;
the upper end of the middle connecting section is provided with a bearing part, and the upper end of the pump shaft is connected with a motor assembly.
7. A high temperature vertical submerged pump according to claim 3,
the support frame is communicated with a bushing flushing pipe, a flushing pipe jacket is sleeved on the outer wall of the bushing flushing pipe to form a middle pipeline for high-temperature steam circulation, and two ends of the middle pipeline are respectively communicated with the heat preservation cavities of the liquid outlet pipe support pipes through connecting pipelines.
8. A high temperature vertical submerged pump according to claim 1,
the pump shaft comprises an upper shaft and a lower shaft, the upper shaft is located on the upper portion of the supporting tube, the lower shaft is located on the lower portion of the supporting tube, the upper shaft and the lower shaft are connected through a sliding sleeve type sleeve coupler, and the bottom of the upper shaft and the top of the lower shaft are fixedly connected through a split type clamping ring.
9. A high temperature vertical submerged pump according to claim 1,
and a distance block is arranged between the pump shaft and the pump cover.
10. A high temperature vertical submerged pump according to claim 1,
and an inner cavity of the pump body is provided with a mouth ring matched with the impeller, and the impeller is fixed at the front end of the pump shaft through an impeller nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921086142.9U CN210141209U (en) | 2019-07-12 | 2019-07-12 | High-temperature vertical submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921086142.9U CN210141209U (en) | 2019-07-12 | 2019-07-12 | High-temperature vertical submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141209U true CN210141209U (en) | 2020-03-13 |
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ID=69735779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921086142.9U Active CN210141209U (en) | 2019-07-12 | 2019-07-12 | High-temperature vertical submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141209U (en) |
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2019
- 2019-07-12 CN CN201921086142.9U patent/CN210141209U/en active Active
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