CN113775528A - Protection shape double entry pump - Google Patents
Protection shape double entry pump Download PDFInfo
- Publication number
- CN113775528A CN113775528A CN202111033217.9A CN202111033217A CN113775528A CN 113775528 A CN113775528 A CN 113775528A CN 202111033217 A CN202111033217 A CN 202111033217A CN 113775528 A CN113775528 A CN 113775528A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/5886—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling by injection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a protective double-suction pump which comprises a base, wherein a base is fixedly arranged at the top of the base, a box body is fixedly arranged at the top of the base, and a pump body is arranged in the box body.
Description
The technical field is as follows:
the invention relates to the field of pumps, in particular to a protective double-suction pump.
Background art:
the double suction pump is an important form of the centrifugal pump, and is widely applied to engineering due to the characteristics of high lift, large flow and the like. This pump type impeller is actually made up of two back-to-back impellers, the water flow from the impellers merging into a volute. The double-suction pump has the following characteristics that the double-suction pump is equivalent to two single-suction impellers with the same diameter and works simultaneously, and the flow can be doubled under the same impeller outer diameter; the pump shell is horizontally opened, so that the inspection and the maintenance are convenient, and meanwhile, the inlet and the outlet of the double-suction pump are in the same direction and are vertical to the pump shaft, so that the arrangement and the installation of the pump and the water inlet and outlet pipes are facilitated; the impeller structure of the double suction pump is symmetrical, no axial force exists, and the operation is stable.
During the operation of the double suction pump, the vibration generated by the motor may cause damage to internal components, which need to be protected.
The invention content is as follows:
the invention aims to provide a protective double-suction pump which can perform the functions of cushioning and cooling a pump body.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: the utility model provides a protection shape double entry pump, includes the base, the top fixed mounting of base has the box, install the pump body in the box.
Preferably, an air cavity is formed in the base, fans are mounted on two sides of the air cavity, air guide pipes are vertically and fixedly connected to the tops of two sides of the air cavity, a plurality of transverse pipes are transversely mounted on the inner wall of each air guide pipe, a plurality of air outlets are fixedly mounted on each transverse pipe, and an air outlet of each air outlet is located in an inner cavity of the box body.
Preferably, the bottom of the inner cavity of the box body is fixedly provided with a slide rail, the slide rail is movably connected with two sets of slide blocks, a connecting rod is fixedly connected between two sides of the inner wall of the lower part of the box body, the middle of the connecting rod is fixedly connected with two sets of limiting blocks, the connecting rod is movably connected with two sets of moving blocks, the two sets of moving blocks are respectively located on two sides of the two sets of limiting blocks, a connecting frame is fixedly connected between the two sets of moving blocks and the corresponding slide blocks, the top sides of the two sets of moving blocks are obliquely provided with supporting frames, the two sets of supporting frames are splayed, the tops of the two sets of supporting frames are fixedly connected with supporting plates, two sets of second springs are wound outside the connecting rod, and the two sets of second springs are respectively located between the outer sides of the two sets of moving blocks and the inner wall of the box body.
Preferably, the outer side wall of each limiting block is fixedly connected with a rubber pad.
Preferably, the inner walls of two sides of the middle part of the inner cavity of the box body are both provided with sliding grooves, a screen plate is movably connected between the two groups of sliding grooves and is positioned on the upper sides of the two groups of supporting plates, fixing frames are fixedly mounted on the tops of two sides of the screen plate, and the pump body is mounted between the two groups of fixing frames.
Preferably, pulleys are fixedly mounted on both sides of the net plate.
Preferably, the top swing joint of box has the protection casing, a plurality of kellies of inner wall fixedly connected with of protection casing, a plurality of flexible grooves have been seted up to the upper portion outer wall of box, every group the kellies with correspond flexible groove activity joint, every group fixedly connected with first spring between the bottom of flexible groove and the bottom that the kellies was beaten.
Preferably, the top of the two groups of supporting plates is fixedly connected with a plurality of fixing shafts, the outer side of each fixing shaft is provided with an annular frame, each group of fixing shafts corresponds to a plurality of third springs fixedly connected between the annular frames, the outer side of each annular frame is rotatably connected with an annular ring, and the outer part of each annular ring is fixedly connected with a rubber ring.
Preferably, four sets of moving wheels are fixedly mounted at the bottom of the base.
Preferably, the right side of the base is fixedly connected with a push rod, and the tail end of the push rod is fixedly provided with a handle.
The invention has the beneficial effects that: the pump body is arranged between the two groups of fixing frames and is placed on the top side of the screen plate, the screen plate is movably arranged between the inner walls of the box body and provides a vibrating movable interval for the pump body, the screen plate is supported by the supporting plate and the ring-shaped ring, when the pump body vibrates, the supporting plate vibrates up and down, so that the supporting frame drives the moving block to synchronously move on the connecting rod, the spring is compressed, the spring deforms to play a role of absorbing external force, and the sliding block can move on the sliding rail in a manner of being matched with the moving block.
The annular frame can roll at the bottom side of otter board, and the circle shape frame can rotate at the annular frame outside, can also play the absorbing function of buffering when the pivoted, and fixedly connected with spring between fixed axle and the annular frame can play the function of buffering, plays second grade buffer function.
The fan blows air into the wind cavity, the air is guided out from the air outlet nozzles through the air guide pipes, air cooling is carried out on the outer side of the pump body, the air is guided into each transverse pipe through the air guide pipes firstly, the air is guided out from each air outlet nozzle through the transverse pipes, and the air outlet nozzles are uniformly distributed to play an air cooling effect in all directions.
The protection casing can play the function of protection, and the protection casing plays the function of buffering through first spring, can play the function of anti pounding to the top of protection casing, passes through the push rod by the handle and drives the base and remove to play the technological effect of transporting.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a portion of the present invention;
FIG. 3 is a schematic view of the structure of the annular ring of the present invention;
FIG. 4 is a schematic structural view of an air guide duct, a cross tube and an air outlet nozzle in the present invention;
FIG. 5 is a schematic view of the structure of the shield according to the present invention;
FIG. 6 is a schematic view of the construction of the pallet and ring frame of the present invention;
FIG. 7 is a schematic view of a structure of a mesh plate according to the present invention;
wherein: 1. a box body; 2. a base; 3. a base; 4. a chute; 5. a screen plate; 6. a pulley; 7. a fixed mount; 8. a pump body; 9. a wind cavity; 10. a fan; 11. an air guide pipe; 12. a transverse tube; 13. an air outlet nozzle; 14. a protective cover; 15. a clamping rod; 16. a telescopic groove; 17. a first spring; 18. a push rod; 19. a handle; 20. a connecting rod; 21. a limiting block; 22. a rubber pad; 23. a second spring; 24. a moving block; 25. a support frame; 26. a support plate; 27. a connecting frame; 28. a slider; 29. a slide rail; 30. a fixed shaft; 31. a third spring; 32. an annular frame; 33. an annular ring; 34. a rubber ring; 35. the wheel is moved.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Example 1: as shown in fig. 1-7, a protection type double suction pump comprises a base 2, a base 3 is fixedly installed on the top of the base 2, a box body 1 is fixedly installed on the top of the base 3, and a pump body 8 is installed in the box body 1.
The air-conditioning cabinet is characterized in that an air cavity 9 is formed in the base 3, fans 10 are mounted on two sides of the air cavity 9, air guide pipes 11 are vertically and fixedly connected to the tops of the two sides of the air cavity 9, a plurality of transverse pipes 12 are transversely mounted on the inner walls of the air guide pipes 11, a plurality of air outlets 13 are fixedly mounted on each transverse pipe 12, and an air outlet of each air outlet 13 is located in the inner cavity of the cabinet 1.
The bottom of the inner cavity of the box body 1 is fixedly provided with a slide rail 29, two groups of slide blocks 28 are movably connected on the slide rail 29, a connecting rod 20 is fixedly connected between two sides of the inner wall of the lower part of the box body 1, two groups of limiting blocks 21 are fixedly connected in the middle of the connecting rod 20, two groups of moving blocks 24 are movably connected to the connecting rod 20, the two groups of moving blocks 24 are respectively positioned at two sides of the two groups of limiting blocks 21, a connecting frame 27 is fixedly connected between the two groups of moving blocks 24 and the corresponding sliding blocks 28, supporting frames 25 are obliquely arranged on the top sides of the two groups of moving blocks 24, the two groups of supporting frames 25 are in a splayed shape, supporting plates 26 are fixedly connected to the tops of the two groups of supporting frames 25, two groups of second springs 23 are wound outside the connecting rod 20, and the two groups of second springs 23 are respectively positioned between the outer sides of the two groups of moving blocks 24 and the inner wall of the box body 1.
The inner walls of two sides of the middle part of the inner cavity of the box body 1 are provided with sliding grooves 4, two groups of sliding grooves 4 are movably connected with a screen plate 5, the screen plate 5 is positioned on the upper sides of the two groups of supporting plates 26, fixing frames 7 are fixedly arranged on the tops of two sides of the screen plate 5, and the pump body 8 is arranged between the two groups of fixing frames 7.
The top of the two groups of supporting plates 26 is fixedly connected with a plurality of fixing shafts 30, each group of fixing shafts 30 is provided with an annular frame 32 on the outer side, each group of fixing shafts 30 corresponds to a plurality of third springs 31 fixedly connected between the annular frames 32, each group of annular frames 32 is rotatably connected with an annular ring 33 on the outer side, and each group of annular rings 33 is fixedly connected with a rubber ring 34 on the outer portion.
A push rod 18 is fixedly connected to the right side of the base 2, and a handle 19 is fixedly mounted at the tail end of the push rod 18.
The pump body is installed between two sets of mounts, places in the top side of otter board, and otter board movable mounting gives the pump body a vibrating activity interval between the inner wall of box, and the otter board is supported by layer board and ring, and when the pump body vibrates, the layer board vibrates from top to bottom to drive the synchronous removal on the connecting rod of movable block through the support frame, compression spring, spring deformation play the function of absorbing external force, and the slider can cooperate the movable block to remove on the slide rail.
The annular frame can roll at the bottom side of otter board, and the circle shape frame can rotate at the annular frame outside, can also play the absorbing function of buffering when the pivoted, and fixedly connected with spring between fixed axle and the annular frame can play the function of buffering, plays second grade buffer function.
The fan blows air into the wind cavity, the air is guided out from the air outlet nozzles through the air guide pipes, air cooling is carried out on the outer side of the pump body, the air is guided into each transverse pipe through the air guide pipes firstly, the air is guided out from each air outlet nozzle through the transverse pipes, and the air outlet nozzles are uniformly distributed to play an air cooling effect in all directions.
The protection casing can play the function of protection, and the protection casing plays the function of buffering through first spring, can play the function of anti pounding to the top of protection casing, passes through the push rod by the handle and drives the base and remove to play the technological effect of transporting.
Example 2: as shown in fig. 1-7, a protection type double suction pump comprises a base 2, a base 3 is fixedly installed on the top of the base 2, a box body 1 is fixedly installed on the top of the base 3, and a pump body 8 is installed in the box body 1.
The air-conditioning cabinet is characterized in that an air cavity 9 is formed in the base 3, fans 10 are mounted on two sides of the air cavity 9, air guide pipes 11 are vertically and fixedly connected to the tops of the two sides of the air cavity 9, a plurality of transverse pipes 12 are transversely mounted on the inner walls of the air guide pipes 11, a plurality of air outlets 13 are fixedly mounted on each transverse pipe 12, and an air outlet of each air outlet 13 is located in the inner cavity of the cabinet 1.
The bottom of the inner cavity of the box body 1 is fixedly provided with a slide rail 29, two groups of slide blocks 28 are movably connected on the slide rail 29, a connecting rod 20 is fixedly connected between two sides of the inner wall of the lower part of the box body 1, two groups of limiting blocks 21 are fixedly connected in the middle of the connecting rod 20, two groups of moving blocks 24 are movably connected to the connecting rod 20, the two groups of moving blocks 24 are respectively positioned at two sides of the two groups of limiting blocks 21, a connecting frame 27 is fixedly connected between the two groups of moving blocks 24 and the corresponding sliding blocks 28, supporting frames 25 are obliquely arranged on the top sides of the two groups of moving blocks 24, the two groups of supporting frames 25 are in a splayed shape, supporting plates 26 are fixedly connected to the tops of the two groups of supporting frames 25, two groups of second springs 23 are wound outside the connecting rod 20, and the two groups of second springs 23 are respectively positioned between the outer sides of the two groups of moving blocks 24 and the inner wall of the box body 1.
The outer side wall of each group of the limiting blocks 21 is fixedly connected with a rubber pad 22.
The inner walls of two sides of the middle part of the inner cavity of the box body 1 are provided with sliding grooves 4, two groups of sliding grooves 4 are movably connected with a screen plate 5, the screen plate 5 is positioned on the upper sides of the two groups of supporting plates 26, fixing frames 7 are fixedly arranged on the tops of two sides of the screen plate 5, and the pump body 8 is arranged between the two groups of fixing frames 7.
The top swing joint of box 1 has protection casing 14, a plurality of kellies 15 of the inner wall fixedly connected with of protection casing 14, a plurality of flexible grooves 16, every group have been seted up to the upper portion outer wall of box 1 kellies 15 with correspond flexible groove 16 activity joint, every group fixedly connected with first spring 17 between the bottom that flexible groove 16's bottom and kellies 15 beat.
The top of the two groups of supporting plates 26 is fixedly connected with a plurality of fixing shafts 30, each group of fixing shafts 30 is provided with an annular frame 32 on the outer side, each group of fixing shafts 30 corresponds to a plurality of third springs 31 fixedly connected between the annular frames 32, each group of annular frames 32 is rotatably connected with an annular ring 33 on the outer side, and each group of annular rings 33 is fixedly connected with a rubber ring 34 on the outer portion.
Four sets of moving wheels 35 are fixedly mounted at the bottom of the base 2.
A push rod 18 is fixedly connected to the right side of the base 2, and a handle 19 is fixedly mounted at the tail end of the push rod 18.
The pump body is installed between two sets of mounts, places in the top side of otter board, and otter board movable mounting gives the pump body a vibrating activity interval between the inner wall of box, and the otter board is supported by layer board and ring, and when the pump body vibrates, the layer board vibrates from top to bottom to drive the synchronous removal on the connecting rod of movable block through the support frame, compression spring, spring deformation play the function of absorbing external force, and the slider can cooperate the movable block to remove on the slide rail.
The annular frame can roll at the bottom side of otter board, and the circle shape frame can rotate at the annular frame outside, can also play the absorbing function of buffering when the pivoted, and fixedly connected with spring between fixed axle and the annular frame can play the function of buffering, plays second grade buffer function.
The fan blows air into the wind cavity, the air is guided out from the air outlet nozzles through the air guide pipes, air cooling is carried out on the outer side of the pump body, the air is guided into each transverse pipe through the air guide pipes firstly, the air is guided out from each air outlet nozzle through the transverse pipes, and the air outlet nozzles are uniformly distributed to play an air cooling effect in all directions.
The protection casing can play the function of protection, and the protection casing plays the function of buffering through first spring, can play the function of anti pounding to the top of protection casing, passes through the push rod by the handle and drives the base and remove to play the technological effect of transporting.
It is noted that, herein, 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a protection shape double entry pump, includes base (2), its characterized in that: a base (3) is fixedly installed at the top of the base (2), a box body (1) is fixedly installed at the top of the base (3), and a pump body (8) is installed in the box body (1);
a sliding rail (29) is fixedly installed at the bottom of an inner cavity of the box body (1), two groups of sliding blocks (28) are movably connected to the sliding rail (29), a connecting rod (20) is fixedly connected between two sides of the inner wall of the lower portion of the box body (1), two groups of limiting blocks (21) are fixedly connected to the middle of the connecting rod (20), two groups of moving blocks (24) are movably connected to the connecting rod (20), the two groups of moving blocks (24) are respectively located on two sides of the two groups of limiting blocks (21), a connecting frame (27) is fixedly connected between each group of moving blocks (24) and the corresponding sliding block (28), supporting frames (25) are obliquely installed on the top sides of the two groups of moving blocks (24), the two groups of supporting frames (25) are splayed, supporting plates (26) are fixedly connected to the tops of the two groups of supporting frames (25), and two groups of second springs (23) are wound outside the connecting rod (20), the two groups of second springs (23) are respectively positioned between the outer sides of the two groups of moving blocks (24) and the inner wall of the box body (1);
the inner walls of two sides of the middle part of the inner cavity of the box body (1) are respectively provided with a sliding chute (4), a screen plate (5) is movably connected between the two groups of sliding chutes (4), the screen plate (5) is positioned on the upper sides of the two groups of supporting plates (26), fixing frames (7) are fixedly arranged on the tops of two sides of the screen plate (5), and the pump body (8) is arranged between the two groups of fixing frames (7);
the top of layer board (26) is two sets of equal fixedly connected with a plurality of fixed axles (30), every group the outside of fixed axle (30) all is provided with annular frame (32), every group fixed axle (30) and corresponding a plurality of third springs (31) of fixedly connected with between annular frame (32), every group the outside of annular frame (32) all rotates and is connected with the ring of circle shape (33), every group the equal fixedly connected with rubber circle (34) in outside of ring of circle shape (33).
2. A protected type double suction pump according to claim 1, characterized in that: the outer side wall of each group of the limiting blocks (21) is fixedly connected with a rubber pad (22).
3. A protected type double suction pump according to claim 1, characterized in that: pulleys (6) are fixedly arranged on two sides of the screen plate (5).
4. A protected type double suction pump according to claim 1, characterized in that: the top swing joint of box (1) has protection casing (14), a plurality of kellies (15) of inner wall fixedly connected with of protection casing (14), a plurality of flexible grooves (16) have been seted up to the upper portion outer wall of box (1), every group kellies (15) with correspond flexible groove (16) activity joint, every group fixedly connected with first spring (17) between the bottom of flexible groove (16) and the bottom that kellies (15) were beaten.
5. A protected type double suction pump according to claim 1, characterized in that: four groups of moving wheels (35) are fixedly installed at the bottom of the base (2).
6. A protected type double suction pump according to claim 1, characterized in that: the right side fixedly connected with push rod (18) of base (2), the terminal fixed mounting of push rod (18) has handle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111033217.9A CN113775528B (en) | 2021-09-03 | 2021-09-03 | Protection type double suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111033217.9A CN113775528B (en) | 2021-09-03 | 2021-09-03 | Protection type double suction pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113775528A true CN113775528A (en) | 2021-12-10 |
| CN113775528B CN113775528B (en) | 2023-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111033217.9A Active CN113775528B (en) | 2021-09-03 | 2021-09-03 | Protection type double suction pump |
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| Country | Link |
|---|---|
| CN (1) | CN113775528B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210565115U (en) * | 2019-09-05 | 2020-05-19 | 衡阳市恒威机电设备有限公司 | Direct-coupled centrifugal pump with wide application range |
| CN212744346U (en) * | 2020-06-11 | 2021-03-19 | 广德正富流体机械有限公司 | Shock attenuation formula double entry pump |
| CN213063976U (en) * | 2020-05-25 | 2021-04-27 | 山东圣达船舶配套有限公司 | Horizontal double suction centrifugal pump |
| KR102269603B1 (en) * | 2021-02-09 | 2021-06-25 | 주식회사 우승산업 | Vibration Reduction Device of Pumpgate |
| CN113323924A (en) * | 2021-06-04 | 2021-08-31 | 安徽三环水泵有限责任公司 | Portable movable silt-removing double-suction pump |
-
2021
- 2021-09-03 CN CN202111033217.9A patent/CN113775528B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210565115U (en) * | 2019-09-05 | 2020-05-19 | 衡阳市恒威机电设备有限公司 | Direct-coupled centrifugal pump with wide application range |
| CN213063976U (en) * | 2020-05-25 | 2021-04-27 | 山东圣达船舶配套有限公司 | Horizontal double suction centrifugal pump |
| CN212744346U (en) * | 2020-06-11 | 2021-03-19 | 广德正富流体机械有限公司 | Shock attenuation formula double entry pump |
| KR102269603B1 (en) * | 2021-02-09 | 2021-06-25 | 주식회사 우승산업 | Vibration Reduction Device of Pumpgate |
| CN113323924A (en) * | 2021-06-04 | 2021-08-31 | 安徽三环水泵有限责任公司 | Portable movable silt-removing double-suction pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113775528B (en) | 2023-07-18 |
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