CN112761968A - Improved fountain water pump drainage device - Google Patents

Improved fountain water pump drainage device Download PDF

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Publication number
CN112761968A
CN112761968A CN202011622554.7A CN202011622554A CN112761968A CN 112761968 A CN112761968 A CN 112761968A CN 202011622554 A CN202011622554 A CN 202011622554A CN 112761968 A CN112761968 A CN 112761968A
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China
Prior art keywords
water
ring
wall
pipe
pump body
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Granted
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CN202011622554.7A
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Chinese (zh)
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CN112761968B (en
Inventor
张震
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Xuzhou Feilong Electromechanical Manufacturing Co ltd
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Xuzhou Feilong Electromechanical Manufacturing Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/528Casings; Connections of working fluid for axial pumps especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/60Mounting; Assembling; Disassembling
    • F04D29/64Mounting; Assembling; Disassembling of axial pumps
    • F04D29/648Mounting; Assembling; Disassembling of axial pumps especially adapted for liquid pumps
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/24Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses an improved fountain water pump drainage device which comprises a submersible motor, wherein the top of the submersible motor is fixedly connected with a pump body, the top of the pump body is fixedly provided with a water outlet pipe, the water outlet pipe is connected with a water discharge pipe, a connecting component is arranged between the water discharge pipe and the water outlet pipe, the outer wall of the pump body is provided with a water suction component, the bottom of the submersible motor is concealed and rotated by bolts to form an installation frame, the bottom of the installation frame is provided with a damping mechanism, the damping mechanism is connected with a base, and the base is connected with the bottom surface. Cushion through damping mechanism between installing frame and base, reduce the vibration range of dive motor, ensure fountain water pump's stability, connect through coupling assembling between drain pipe and the delivery pipe, the dismouting is convenient, the pump body absorbs water through the subassembly that absorbs water, when the liquid level is higher than the pump body, can directly absorb water from the pump body, reduce the resistance and the power consumption of absorbing water, can follow the submarine water absorption when the liquid level is less than the pump body, ensure that the drainage is thorough.

Description

Improved fountain water pump drainage device
Technical Field
The invention relates to the technical field of drainage devices, in particular to an improved fountain water pump drainage device.
Background
The fountain water pump is usually composed of a water pump, a submersible motor and a water discharge pipe, wherein the submersible motor is connected with the water pump and is positioned below the water surface, the water discharge pipe is connected with a water outlet pipe of the water pump and is connected with the water outlet pipe through a flange and a bolt, when the fountain water pump is used for water discharge, a water suction port of the water pump needs to be immersed below the water surface, the diving motor of the common fountain pump is positioned at the lower part of the pump body, the water suction port is exposed out of the water surface and can not suck water in the subsequent stage of water drainage, when the water suction port is connected with the water suction pipe to be connected to the water bottom, water at the water bottom also needs to be sucked into the pump body through the water suction pipe when the liquid level is higher, thereby leading to the waste of energy for lifting the water body and the vibration of the submersible motor when the fountain pump works, and present drainage device can't carry out good shock attenuation to it, and the drain pipe passes through flange joint with the water pump, and the dismouting is also comparatively loaded down with trivial details, for this reason we provide an improved generation fountain water pump drainage device for solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide an improved fountain water pump drainage device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an improved generation fountain water pump drainage device, includes the dive motor, the top fixed connection pump body of dive motor, the top fixed mounting outlet pipe of the pump body, go out water piping connection drain pipe, installation coupling assembling between drain pipe and the outlet pipe, the outer wall of the pump body is equipped with the subassembly that absorbs water, the bottom of dive motor is through the bolt dark installation frame that changes, the bottom installation damping mechanism of installation frame, the base is connected to damping mechanism, the base passes through rag bolt and connects submarine bottom surface.
In an embodiment of the present invention, the water outlet pipe is a hollow L-shaped structure, the inner wall of the top of the water outlet pipe and the outer wall of the bottom of the water outlet pipe are both provided with stepped grooves, and the stepped grooves are clamped with each other.
An embodiment of preferred, coupling assembling includes first clamping ring and second clamping ring, first clamping ring is cup jointed to the outer wall of drain pipe is fixed, the second clamping ring is cup jointed to the top outer wall of outlet pipe is fixed, the terminal surface in close contact with of first clamping ring and second clamping ring, two snap rings, two are cup jointed in the outside of first clamping ring and second clamping ring the one end of snap ring is articulated each other, the equal fixed mounting connecting plate of the other end of snap ring, through the bolt each other bolt joint between the connecting plate, open the inner wall of snap ring has the draw-in groove, the first clamping ring of draw-in groove joint and second clamping ring, the equal fixed mounting outer ring gear of circumference outer wall of first clamping ring and second clamping ring, the inner wall fixed mounting locking tooth of draw-in groove, the outer ring gear of locking tooth meshing.
In an embodiment of the invention, an O-shaped sealing ring is embedded between the ends of the first pressing ring and the second pressing ring which are close to each other, and the cross sections of the outer wall of the first pressing ring and the inner wall of the clamping groove, which are far away from each other, are of matched isosceles trapezoid structures.
An embodiment of preferred, the subassembly that absorbs water includes solid fixed ring, the fixed solid fixed ring that cup joints of the water sucking mouth outer wall of the pump body, gu fixed ring goes up the one end that fixedly cup joints the pipe that absorbs water, the other end of pipe that absorbs water is submarine even, it has the net gape of absorbing water to open on the solid fixed ring of pipe both sides to absorb water, the solid fixed ring outer wall slip cup joint movable sleeve of net gape department that absorbs water, the solid fixed ring outer wall of net gape department is opened there is the guide way, the inner wall fixed mounting slider of movable sleeve, and slider slip joint guide way, the one end of the top fixed connection connecting rod of movable sleeve, the other end fixed connection floater of connecting.
In an embodiment of the invention, the bottom of the water suction pipe is fixedly provided with a filter screen with a hollow spherical structure, the movable sleeve is of a C-shaped structure, the C-shaped opening of the movable sleeve is clamped with the water suction pipe, the inner wall of the movable sleeve is tightly attached to the fixing ring, and the height of the movable sleeve is greater than that of the fixing ring.
An embodiment of preferred, damping mechanism includes the solid fixed cylinder, the bottom fixed connection base of solid fixed cylinder, fixed mounting inner tube in the solid fixed cylinder, the slip joint piston in the inner tube, the one end of the top fixed connection bracing piece of piston, the top of bracing piece slides and runs through the bottom of solid fixed cylinder and fixed connection installing frame, and cup joints the spring on the bracing piece between the top of solid fixed cylinder and installing frame bottom, it holds the chamber to form between inner tube and the solid fixed cylinder inner wall, big through-hole and little through-hole have all been opened to the outer wall top and the bottom of inner tube.
In a preferable embodiment, the accommodating cavity is filled with hydraulic oil, the large through holes are all provided with one-way valves, and the allowed flow direction of the one-way valves is from the accommodating cavity to the inner cavity of the inner barrel.
Compared with the prior art, the invention has the beneficial effects that:
1. the installation frame and the base are buffered through a damping mechanism, so that the vibration amplitude of the submersible motor is reduced, and the stability of the fountain water pump is guaranteed;
2. the drain pipe and the water outlet pipe are connected through the connecting assembly, so that the assembly and disassembly are convenient, the orientation of the drain pipe is convenient to adjust, and the drainage direction is convenient to adjust;
3. the pump body absorbs water through the subassembly that absorbs water, when the liquid level is higher than the pump body, can directly absorb water from the pump body, reduces resistance and the power consumption of absorbing water, can follow the submarine water absorption when the liquid level is less than the pump body, ensures that the drainage is thorough, and it is convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged structural view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a connecting assembly according to the present invention;
FIG. 4 is a schematic cross-sectional view of a connecting member according to the present invention;
FIG. 5 is a schematic view of the damping mechanism of the present invention;
in the figure: 1. a submersible motor; 2. a pump body; 3. a drain pipe; 4. a connecting assembly; 41. a first pressure ring; 42. a second pressure ring; 43. a snap ring; 44. a card slot; 45. an outer ring gear; 46. a stop tooth; 47. a connecting plate; 5. a water absorbing assembly; 51. a fixing ring; 52. a water absorption net port; 53. a movable sleeve; 54. a guide groove; 55. a connecting rod; 56. a floating ball; 57. a suction pipe; 6. installing a frame; 7. a damping mechanism; 71. a fixed cylinder; 72. an inner barrel; 73. a piston; 74. a support bar; 75. a spring; 76. an accommodating chamber; 77. a large through hole; 78. a small through hole; 8. a base; 9. and (5) discharging a water pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an improved generation fountain pump drainage device, including dive motor 1, dive motor 1's the top fixed connection pump body 2, the top fixed mounting outlet pipe 9 of the pump body 2, outlet pipe 9 connects the outlet pipe 3, installation coupling assembling 4 between outlet pipe 3 and outlet pipe 9, the outer wall of the pump body 2 is equipped with water absorption assembly 5, dive motor 1's bottom is through bolt dark commentaries on classics installing frame 6, damping mechanism 7 is installed to the bottom of installing frame 6, damping mechanism 7 connects base 8, base 8 passes through the submarine bottom surface of rag bolt connection. Cushion through damping mechanism 7 between installing frame 6 and base 8, reduce the vibration range of dive motor 1, ensure fountain pump's stability, connect through coupling assembling 4 between drain pipe 3 and outlet pipe 9, the dismouting is convenient, the pump body 2 absorbs water through subassembly 5 that absorbs water, when the liquid level is higher than the pump body 2, can directly absorb water from the pump body 2, reduce the resistance and the power consumption of absorbing water, can follow the submarine water absorption when the liquid level is less than the pump body 2, ensure that the drainage is thorough.
Drain pipe 3 is cavity L type structure, and the ladder groove has all been opened to the top inner wall of outlet pipe 9 and the bottom outer wall of drain pipe 3, and the mutual joint in ladder groove, then drain pipe 3 cup joints closely with outlet pipe 9, and is convenient for change the drainage direction through the orientation of adjusting drain pipe 3.
Further, the connection assembly 4 includes a first pressing ring 41 and a second pressing ring 42, the outer wall of the drain pipe 3 is fixedly sleeved with the first pressing ring 41, the top outer wall of the water outlet pipe 9 is fixedly sleeved with the second pressing ring 42, the end faces of the first pressing ring 41 and the second pressing ring 42 are in close contact with each other, the outer sides of the first pressing ring 41 and the second pressing ring 42 are sleeved with two snap rings 43, one ends of the two snap rings 43 are hinged to each other, the other ends of the snap rings 43 are fixedly provided with a connection plate 47, the connection plate 47 is bolted to each other through bolts, the inner wall of the snap ring 43 is provided with a clamping groove 44, the clamping groove 44 is clamped with the first pressing ring 41 and the second pressing ring 42, the outer walls of the first pressing ring 41 and the second pressing ring 42 are fixedly provided with outer gear rings 45, the inner walls of the clamping groove 44 are fixedly provided with locking teeth 46, the locking teeth 46 are meshed with the outer gear rings 45, an O-shaped sealing ring is embedded between the ends of the first pressing ring 41 Shape structure, then drain pipe 3 cup joints outlet pipe 9 back, first clamping ring 41 laminating second clamping ring 42, snap ring 43 passes through the first clamping ring 41 of draw-in groove 44 joint and second clamping ring 42 outer wall this moment, and through connecting plate 47 and bolt locking, then the trapezoidal structure laminating of draw-in groove 44 inner wall and first clamping ring 41 and second clamping ring 42 outer wall, extrude first clamping ring 41 and second clamping ring 42 through trapezoidal both sides inclined plane, thereby improve the leakproofness, only need during the dismantlement to twist off the bolt of connecting plate 47 department can pull down snap ring 43, the dismantlement is convenient, be convenient for adjust drain pipe 3 orientation.
The water absorption component 5 comprises a fixed ring 51, the outer wall of a water absorption opening of the pump body 2 is fixedly sleeved with the fixed ring 51, the fixed ring 51 is fixedly sleeved with one end of a water absorption pipe 57, the other end of the water absorption pipe 57 even is underwater, the fixed rings 51 at the two sides of the water absorption pipe 57 are provided with water absorption net openings 52, the outer wall of the fixed ring 51 at the water absorption net opening 52 is sleeved with a movable sleeve 53 in a sliding way, the outer wall of the fixed ring 51 at the water absorption net opening 52 is provided with a guide groove 54, the inner wall of the movable sleeve 53 is fixedly provided with a slide block which is clamped with the guide groove 54 in a sliding way, the top of the movable sleeve 53 is fixedly connected with one end of a connecting rod 55, the other end of the connecting rod 55 is fixedly connected with a floating ball 56, the bottom of the water absorption pipe 57 is fixedly provided with a filter screen with a hollow spherical structure, the movable sleeve 53 is in a C-shaped structure, when the liquid level is higher than the pump body 2, the floating ball 56 drives the movable sleeve 53 to float under the action of buoyancy, the water suction net port 52 is opened at the moment, the pump body 2 can directly suck water through the water suction net port 52, the water suction resistance is reduced, when the liquid level is lowered to the lower part of the pump body 2, the movable sleeve 53 moves downwards under the self gravity and the gravity of the floating ball 56, the water suction net port 52 is sealed, and at the moment, the pump body 2 sucks water at the bottom through the water suction pipe 57, so that the water can be drained completely.
The damping mechanism 7 comprises a fixed cylinder 71, the bottom of the fixed cylinder 71 is fixedly connected with a base 8, an inner cylinder 72 is fixedly installed in the fixed cylinder 71, a piston 73 is clamped in the inner cylinder 72 in a sliding mode, the top of the piston 73 is fixedly connected with one end of a supporting rod 74, the top of the supporting rod 74 penetrates through the fixed cylinder 71 in a sliding mode and is fixedly connected with the bottom of the installation frame 6, a spring 75 is sleeved on the supporting rod 74 between the top of the fixed cylinder 71 and the bottom of the installation frame 6, an accommodating cavity 76 is formed between the inner wall of the inner cylinder 72 and the inner wall of the fixed cylinder 71, a large through hole 77 and a small through hole 78 are formed in the top and the bottom of the outer wall of the inner cylinder 72, hydraulic oil is filled in the accommodating cavity 76, check valves are installed in the large through holes 77, the allowed flow direction of the check valves is that the flow direction flows from the accommodating cavity 76 to the inner cavity of the inner cylinder 72, can compress the hydraulic oil of inner tube 72 one side, the hydraulic oil of compression section can only be discharged from little through-hole 78, and the hydraulic oil of the other end can follow big through-hole 77 and get into inner tube 72 fast, further energy-absorbing shock attenuation through compression hydraulic oil, and when spring 75 kick-backs, piston 73 compression other end hydraulic oil reduces spring 75 rebound speed to fully reduce vibration amplitude, guarantee fountain pump's stability.
The working principle is as follows: when the invention is used, the water outlet pipe 3 is sleeved with the water outlet pipe 9, the first pressing ring 41 is attached to the second pressing ring 42, the clamping ring 43 is clamped with the outer walls of the first pressing ring 41 and the second pressing ring 42 through the clamping groove 44 and is locked through the connecting plate 47 and the bolt, the inner wall of the clamping groove 44 is attached to the trapezoid structure of the outer walls of the first pressing ring 41 and the second pressing ring 42, the first pressing ring 41 and the second pressing ring 42 are extruded through the inclined planes at two sides of the trapezoid, so that the sealing property is improved, the clamping ring 43 can be detached only by unscrewing the bolt at the connecting plate 47 during detachment, the detachment is convenient, the orientation of the water outlet pipe 3 is convenient to adjust, the submersible motor 1 runs, the piston 73 is driven by the support rod 74 to slide along the inner cylinder 72 when the submersible motor 1 vibrates, the spring 75 primarily buffers the vibration, when the piston 73 slides along the inner cylinder 72, the hydraulic oil at one side of the inner cylinder 72 can be compressed, the, through the further energy-absorbing shock attenuation of compression hydraulic oil, and when spring 75 kick-backs, piston 73 compresses other end hydraulic oil, reduce spring 75 rebound speed, thereby fully reduce vibration amplitude, guarantee fountain water pump's stability, be convenient for 2 continuous operation of the pump body, the pump body 2 is in operation, when the liquid level is higher than the pump body 2, floater 56 drives movable sleeve 53 come-up under the buoyancy, net mouthful 52 that absorbs water this moment is opened, then the pump body 2 can directly absorb water through net mouthful 52 that absorbs water, reduce the resistance that absorbs water, when the liquid level reduces pump body 2 lower part, movable sleeve 53 moves down under self gravity and floater 56 gravity, thereby net mouthful 52 that absorbs water is sealed, the submarine water is extracted through water suction pipe 57 to the pump body 2 this moment, be convenient for the complete drainage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an improved generation fountain water pump drainage device, includes dive motor (1), its characterized in that: the top fixed connection pump body (2) of dive motor (1), the top fixed mounting outlet pipe (9) of the pump body (2), outlet pipe (9) connecting drainage pipe (3), install coupling assembling (4) between drain pipe (3) and outlet pipe (9), the outer wall of the pump body (2) is equipped with subassembly (5) that absorbs water, the bottom of dive motor (1) is through the bolt dark commentaries on classics installing frame (6), the bottom installation damping mechanism (7) of installing frame (6), base (8) is connected in damping mechanism (7), base (8) are through rag bolted connection submarine bottom surface.
2. The improved fountain pump drain of claim 1, wherein: drain pipe (3) are cavity L type structure, the ladder groove has all been opened to the top inner wall of outlet pipe (9) and the bottom outer wall of drain pipe (3), and the mutual joint in ladder groove.
3. The improved fountain pump drain of claim 1, wherein: the connecting assembly (4) comprises a first pressing ring (41) and a second pressing ring (42), the outer wall of the drain pipe (3) is fixedly sleeved with the first pressing ring (41), the top outer wall of the outlet pipe (9) is fixedly sleeved with the second pressing ring (42), the end faces of the first pressing ring (41) and the second pressing ring (42) are in close contact, two clamping rings (43) are sleeved outside the first pressing ring (41) and the second pressing ring (42), one ends of the two clamping rings (43) are hinged with each other, the other ends of the clamping rings (43) are fixedly installed on connecting plates (47), the connecting plates (47) are mutually bolted through bolts, a clamping groove (44) is formed in the inner wall of each clamping ring (43), the clamping groove (44) is connected with the first pressing ring (41) and the second pressing ring (42), an outer gear ring (45) is fixedly installed on the outer wall of the circumference of the first pressing ring (41) and the second pressing ring (42), and a stopping tooth (46) is fixedly arranged on the inner wall of the clamping groove (44), and the stopping tooth (46) is meshed with the outer gear ring (45).
4. The improved fountain pump drain of claim 3, wherein: the embedded installation O type sealing washer between the one end that first clamping ring (41) and second clamping ring (42) are close to mutually, the outer wall that first clamping ring (41) and second clamping ring (42) kept away from mutually is the isosceles trapezoid structure of matched with the inner wall cross section of draw-in groove (44).
5. The improved fountain pump drain of claim 1, wherein: subassembly (5) absorb water is including solid fixed ring (51), the fixed solid fixed ring (51) of cup jointing of the water sucking mouth outer wall of the pump body (2), gu fixed ring (51) are gone up the fixed one end of cup jointing water sucking pipe (57), the other end or even submarine of water sucking pipe (57), it has water sucking net gape (52) to open on solid fixed ring (51) of pipe (57) both sides to absorb water, gu fixed ring (51) outer wall sliding sleeve joint movable sleeve (53) of water sucking net gape (52) department, gu fixed ring (51) outer wall opening of water sucking net gape (52) department has guide way (54), the inner wall fixed mounting slider of movable sleeve (53), and slider slip joint guide way (54), the one end of top fixed connection connecting rod (55) of movable sleeve (53), the other end fixed connection floater (56) of connecting rod (55).
6. The improved fountain pump drain of claim 5, wherein: absorb water the filter screen of the bottom fixed mounting cavity spherical structure of pipe (57), movable sleeve (53) are C type structure, and C shape opening joint of movable sleeve (53) absorbs water pipe (57), fixed ring (51) is closely laminated to movable sleeve (53) inner wall, and the height that highly is greater than fixed ring (51) of movable sleeve (53).
7. The improved fountain pump drain of claim 1, wherein: damping mechanism (7) are including solid fixed cylinder (71), bottom fixed connection base (8) of solid fixed cylinder (71), solid fixed cylinder (71) internal fixation installs inner tube (72), slip joint piston (73) in inner tube (72), the one end of top fixed connection bracing piece (74) of piston (73), the top of bracing piece (74) slides and runs through the bottom of solid fixed cylinder (71) and fixed connection installing frame (6), and cup joints spring (75) on bracing piece (74) between the top of solid fixed cylinder (71) and installing frame (6) bottom, it holds chamber (76) to form between inner tube (72) and solid fixed cylinder (71) inner wall, the outer wall top and the bottom of inner tube (72) are all opened there are big through-hole (77) and little through-hole (78).
8. The improved fountain pump drain of claim 7, wherein: the accommodating cavity (76) is filled with hydraulic oil, the large through holes (77) are internally provided with one-way valves, and the allowed flow direction of the one-way valves is from the accommodating cavity (76) to the inner cavity of the inner cylinder (72).
CN202011622554.7A 2020-12-30 2020-12-30 Improved fountain water pump drainage device Active CN112761968B (en)

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Application Number Priority Date Filing Date Title
CN202011622554.7A CN112761968B (en) 2020-12-30 2020-12-30 Improved fountain water pump drainage device

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Application Number Priority Date Filing Date Title
CN202011622554.7A CN112761968B (en) 2020-12-30 2020-12-30 Improved fountain water pump drainage device

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CN112761968A true CN112761968A (en) 2021-05-07
CN112761968B CN112761968B (en) 2022-07-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203453106U (en) * 2013-09-25 2014-02-26 浙江丰源泵业有限公司 Suspension-type water absorption structure of submerged pump
CN205677848U (en) * 2016-06-13 2016-11-09 河北磐石泵业有限公司 Many suction nozzles vertical silt-proof discharge pump
CN210782377U (en) * 2019-10-28 2020-06-19 西南大学 Watering shower nozzle is used in gardens
CN211039503U (en) * 2019-10-25 2020-07-17 吴江市金诺通风减震设备厂 Variable damping air shock absorber
CN211174654U (en) * 2019-12-26 2020-08-04 大连力动流体设备制造有限公司 Controllable submerged pump

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203453106U (en) * 2013-09-25 2014-02-26 浙江丰源泵业有限公司 Suspension-type water absorption structure of submerged pump
CN205677848U (en) * 2016-06-13 2016-11-09 河北磐石泵业有限公司 Many suction nozzles vertical silt-proof discharge pump
CN211039503U (en) * 2019-10-25 2020-07-17 吴江市金诺通风减震设备厂 Variable damping air shock absorber
CN210782377U (en) * 2019-10-28 2020-06-19 西南大学 Watering shower nozzle is used in gardens
CN211174654U (en) * 2019-12-26 2020-08-04 大连力动流体设备制造有限公司 Controllable submerged pump

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