Water pump guide vane

Abstract

The utility model discloses a water pump guide vane, which relates to the field of water pump guide vanes and comprises a guide vane shell, volute chambers are arranged at the upper end and the lower end of the guide vane shell, fixing ports are arranged at the central positions of the volute chambers, and three circular holes are arranged in one end of the guide vane shell. Three clamping grooves are formed in the ends, close to the three circular holes, of the guide vane shell, three limiting openings are formed in the ends, close to the volute chamber, of the three clamping grooves, clamping plates and limiting plates are slidably mounted in the three clamping grooves and the limiting openings, and guide plates are fixedly mounted at the ends, away from the clamping plates, of the three limiting plates; and internal thread openings are formed in the three clamping plates. By the adoption of the structure, the clamping plate can be effectively fixed in the clamping groove to prevent the flow guide plate from being separated from the volute chamber, a worker fastens the threaded rod by clamping a screwdriver in the cross opening formed in the rotating plate, and the fixing effect and the effect of preventing the flow guide plate from falling off are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of water pump guide vane, especially relates to a water pump guide vane. BACKGROUND

[0002] Submersible electric pump is the pump and motor organic combination in a piece of a whole, according to the medium transported mainly divided into two kinds: pumping and sending solid particles sewage sewage submersible electric pump and pumping and sending clean water small submersible electric pump (commonly known as clean water pump). Because the guide vane used in the prior art, guide vane has a wide range of applications in hydraulic machinery, such as the movable guide vane of water turbine, fixed guide vane and guide vane in water pump etc. Their role is to produce circulation (fixed guide vane can also produce part of circulation). In submersible sewage pump, guide vane (secondary impeller) also plays a sealing and reducing axial force effect, which helps to prolong bearing life and reduce the wear of mechanical seal pad.

[0003] The prior art has specially developed some, for example, the Chinese patent with the announcement number of "CN203809359U" has disclosed "an assembled water pump guide vane", which is easy to replace the guide plate by the structure that fixed card and bayonet shape are matched, and different shapes and quantities of guide plates can be installed and used according to different use requirements, greatly improving the working efficiency during use.

[0004] Although the guide plate is easy to replace by the structure that fixed card and bayonet shape are matched, and different shapes and quantities of guide plates can be installed and used according to different use requirements, greatly improving the working efficiency during use, but the fixed card cannot be effectively fixed in the bayonet, so that the fixed card will be separated from the bayonet under violent shaking, causing the guide plate to separate from the volute chamber, and the guide plate cannot be effectively fixed. UTILITY MODEL CONTENTS

[0005] In view of the problems in the background art, the utility model aims at providing a water pump guide vane to solve the problems of the water pump guide vane.

[0006] The above technical purpose of the utility model is realized by the following technical scheme:

[0007] A water pump guide vane, including guide vane shell, the upper end and the lower end of the guide vane shell are provided with volute chamber, the center position of the volute chamber is provided with fixed mouth, the inside of the one end of the guide vane shell is provided with three circular holes, the one end of the three circular holes of the guide vane shell is provided with three clamping grooves, the one end of the three clamping grooves is provided with three limiting openings, the inside of the three clamping grooves and limiting openings is slidably provided with clamping plate and limiting plate, the one end of the three limiting plates away from clamping plate is fixedly provided with guide plate, the inside of the three clamping plates is provided with internal thread, the inside of the three internal threads is threadedly connected with threaded rod, the one end of the three threaded rods away from internal thread is fixedly provided with sealing sleeve, the one end of the sealing sleeve away from threaded rod is fixedly provided with rotating plate.

[0008] As a preferred technical scheme, the inside of the guide vane shell is provided with an intermediate plate, the fixed mouth penetrates the inside of the intermediate plate, and the one end of the fixed mouth is fixedly provided with a circular ring.

[0009] As a preferred technical scheme, the outer ring of the guide vane shell is provided with a water inlet, the one end of the guide vane shell away from the water inlet is provided with a water outlet, and the three circular holes penetrate the guide vane shell.

[0010] As a preferred technical scheme, the outer ring of the guide vane shell is provided with three circular openings, the inside of the three circular openings is provided with a sealing opening, and the sealing opening penetrates the guide vane shell and extends into the clamping groove.

[0011] As a preferred technical scheme, the threaded rod is threadedly connected in the internal thread of the clamping plate through the circular opening and the sealing opening.

[0012] As a preferred technical scheme, the sealing sleeve is rotatably installed in the sealing opening, the rotating plate is rotatably installed in the circular opening, and the one end of the three rotating plates away from the circular opening is provided with a cross opening.

[0013] As a preferred technical scheme, the one end of the three guide plates away from the limiting plate is arranged on the upper end of the volute chamber of the adjacent circular ring, and the one end of the three guide plates adjacent to the limiting plate is attached to the inner ring of the volute chamber.

[0014] In summary, the utility model mainly has the following beneficial effects:

[0015] First, the staff needs to align the limiting plate integrally formed on one side of the guide plate with the limiting opening at the upper end of the guide vane shell, then the staff aligns the clamping plate with the clamping groove at the upper end of the guide vane shell, and the limiting plate is slid into the limiting opening, and when the limiting plate is slid into the limiting opening, the clamping plate is simultaneously slid into the clamping groove, and when the limiting plate and the clamping plate are installed in the guide vane shell, the guide plate can be effectively attached and installed on the upper end of the volute chamber, the limiting plate installed in the limiting opening can effectively limit the guide plate, and after the clamping plate is slid and installed in the clamping groove, the guide plate can be prevented from shaking and deviating;

[0016] Second, after the clamping plate is slid and installed in the clamping groove, the staff can extend the rotating plate with a threaded rod into the clamping groove through the circular opening and the sealing opening at the outer circle of the guide vane shell, then the staff rotates the rotating plate to threadedly connect the threaded rod to the internally threaded opening in the clamping plate, which can effectively fix the clamping plate in the clamping groove to prevent the guide plate from separating from the volute chamber.

[0017] Third, when the threaded rod is rotated, the sealing sleeve fixed at one end of the threaded rod rotates in the sealing opening, which can effectively play a sealing role, and finally the staff fastens the threaded rod by clamping it in the cross opening in the rotating plate with a screwdriver, which improves the fixing effect and prevents the guide plate from falling off. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic diagram of the utility model;

[0019] Figure 2 is a limiting opening and clamping groove structure schematic diagram of the utility model;

[0020] Figure 3 is a A part enlarged structure schematic diagram of the utility model Figure 2 ;

[0021] Figure 4 is a B part enlarged structure schematic diagram of the utility model Figure 2 ;

[0022] Figure 5 is a water outlet structure schematic diagram of the utility model.

[0023] The drawings show that: 1, circular hole; 2, volute chamber; 3, guide plate; 4, circular ring; 5, rotating plate; 6, water inlet; 7, guide vane shell; 8, limiting plate; 9, clamping plate; 10, internally threaded opening; 11, water outlet; 12, intermediate plate; 13, clamping groove; 14, limiting opening; 15, sealing opening; 16, circular opening; 17, threaded rod; 18, sealing sleeve; 19, cross opening; 20, fixed opening. DETAILED DESCRIPTION

[0024] EMBODIMENT

[0025] Reference Figures 1-5 The water pump guide vane of the embodiment comprises a guide vane shell 7, vortex shell chambers 2 are arranged at the upper end and the lower end of the guide vane shell 7, a fixing port 20 is arranged at the center position of the vortex shell chamber 2, three circular holes 1 are arranged at one end of the guide vane shell 7, three clamping grooves 13 are arranged at one end of the guide vane shell 7 close to the three circular holes 1, three limiting ports 14 are arranged at one end of the three clamping grooves 13 close to the vortex shell chamber 2, clamping plates 9 and limiting plates 8 are slidably arranged in the three clamping grooves 13 and the limiting ports 14, guide plates 3 are fixedly arranged at one end of the three limiting plates 8 away from the clamping plates 9, internal thread ports 10 are arranged in the three clamping plates 9, threaded rods 17 are threadedly connected to the three internal thread ports 10, sealing sleeves 18 are fixedly arranged at one end of the three threaded rods 17 away from the internal thread ports 10, and rotating plates 5 are fixedly arranged at one end of the sealing sleeves 18 away from the threaded rods 17.

[0026] Reference Figures 2 to 5 The guide vane shell 7 is internally provided with a middle plate 12, the fixing port 20 penetrates the middle plate 12, a circular ring 4 is fixedly arranged at one end of the fixing port 20, a water inlet 6 is arranged at the outer ring of the guide vane shell 7, a water outlet 11 is arranged at one end of the guide vane shell 7 away from the water inlet 6, the three circular holes 1 penetrate the guide vane shell 7, the guide vane can be fixed at a place to be fixed by the fixing port 20, the cross sections of the water inlet 6 and the water outlet 11 are wide, the passing capacity of solid particles is improved, the passing resistance of water flow is reduced, and thus the efficiency of the water pump is improved, the water flow can be turned from the lower vortex shell chamber 2 to the upper water outlet cavity, and thus the water pump can be used for multi-stage clean water pumps and multi-stage sewage and dirt pumps to realize high lift, the passing capacity of solid particles is strong, the solid particles can pass under the condition of ensuring the passing capacity, the smooth realization of the multi-stage sewage and dirt pump is facilitated, the lift of the sewage and dirt pump is greatly improved, and the lift of the sewage and dirt pump realizes a qualitative breakthrough.

[0027] Reference Figure 2 , Figures 3 to 4The outer circle of the guide vane shell 7 is provided with three circular openings 16, the inside of the three circular openings 16 is provided with sealing openings 15, the sealing openings 15 penetrate through the guide vane shell 7 and extend into the clamping groove 13, the threaded rod 17 is screwed into the internally threaded opening 10 in the clamping plate 9 through the circular opening 16 and the sealing opening 15, the sealing sleeve 18 is rotatably installed in the sealing opening 15, the rotating plate 5 rotates in the circular opening 16, the end of the three rotating plates 5 away from the circular opening 16 is provided with a cross opening 19, the end of the three guide vanes 3 away from the limiting plate 8 is arranged on the upper end of the volute chamber 2 of the adjacent circular ring 4, the end of the three guide vanes 3 close to the limiting plate 8 is attached to the inner circle of the volute chamber 2, after the clamping plate 9 is slidingly installed in the clamping groove 13, the staff can extend the rotating plate 5 with the threaded rod 17 into the clamping groove 13 through the circular opening 16 and the sealing opening 15 in the outer circle of the guide vane shell 7, then the staff rotates the rotating plate 5 to screw the threaded rod 17 into the internally threaded opening 10 in the clamping plate 9, which can effectively fix the clamping plate 9 in the clamping groove 13 to prevent the guide vanes 3 from separating from the volute chamber 2, when rotating the threaded rod 17, the sealing sleeve 18 fixed at one end of the threaded rod 17 rotates in the sealing opening 15, which can effectively play a sealing role, finally the staff tightens the threaded rod 17 by screwing the screwdriver into the cross opening 19 in the rotating plate 5, which improves the fixing effect and prevents the guide vanes 3 from falling off.

[0028] Principle and advantages: in the assembly of guide vane 3, the staff need to align the limit plate 8 integrated in one side of guide vane 3 with the limit port 14 opened in the upper end of guide vane shell 7, then the staff aligns the clamping plate 9 with the clamping slot 13 opened in the upper end of guide vane shell 7, and the limit plate 8 is slid into the limit port 14, while the clamping plate 9 is simultaneously slid into the clamping slot 13 when the limit plate 8 is slid into the limit port 14, and when the limit plate 8 and the clamping plate 9 are installed in the guide vane shell 7, the guide vane 3 can be effectively installed on the upper end of the volute chamber 2, the limit plate 8 installed in the limit port 14 can effectively limit the guide vane 3, and the clamping plate 9 slid into the clamping slot 13 can prevent the guide vane 3 from shaking and deviating, improving the fixing effect of the guide vane 3 in the volute chamber 2, after the clamping plate 9 is slid into the clamping slot 13, the staff can make the rotating plate 5 with threaded rod 17 extend into the clamping slot 13 through the circular port 16 and the sealing port 15 opened in the outer circle of guide vane shell 7, then the staff rotates the rotating plate 5 to screw the threaded rod 17 into the internal thread port 10 opened in the clamping plate 9, which can effectively fix the clamping plate 9 in the clamping slot 13 to prevent the guide vane 3 from separating from the volute chamber 2, and when the threaded rod 17 is rotated, the sealing sleeve 18 fixed at one end of the threaded rod 17 rotates in the sealing port 15, which can effectively play a sealing role, finally the staff tightens the threaded rod 17 by screwing the cross port 19 opened in the rotating plate 5, which improves the fixing effect and prevents the guide vane 3 from falling off, because the cross section of the inlet 6 and the outlet 11 is relatively wide, the through capacity of solid particles is improved, the through resistance of water flow is reduced, and the efficiency of the water pump is improved, because the water flow can be turned from the lower volute chamber 2 to the upper water outlet chamber, it can be used for multi-stage clean water pump and multi-stage sewage and dirt pump to realize high lift, and because the through capacity of solid particles is strong, under the condition of ensuring the through capacity of solid particles, it is conducive to the smooth realization of multi-stage sewage and dirt pump, greatly improving the lift of sewage and dirt pump, and realizing a qualitative breakthrough in the lift of sewage and dirt pump.

Claims

1. A water pump vane comprising a vane housing, characterized by: The upper end and the lower end of the guide vane shell are provided with vortex shell chambers, the central position of the vortex shell chamber is provided with a fixing port, the inside of one end of the guide vane shell is provided with three circular holes, the end of the guide vane shell near the three circular holes is provided with three clamping grooves, the end of the three clamping grooves near the vortex shell chamber is provided with three limiting ports, the inside of the three clamping grooves and limiting ports is slidably provided with clamping plates and limiting plates, the end of the three limiting plates away from the clamping plates is fixedly provided with guide plates, the inside of the three clamping plates is provided with internal thread ports, the inside of the three internal thread ports is threadedly connected with threaded rods, the end of the three threaded rods away from the internal thread ports is fixedly provided with sealing sleeves, and the end of the sealing sleeve away from the threaded rod is fixedly provided with a rotating plate.

2. A pump vane as claimed in claim 1, wherein: The inside of the guide vane shell is provided with an intermediate plate, the fixing port penetrates the inside of the intermediate plate, and the end of the fixing port is fixedly provided with a circular ring.

3. A pump vane as claimed in claim 1, wherein: The outer ring of the guide vane shell is provided with a water inlet, the end of the guide vane shell away from the water inlet is provided with a water outlet, and the three circular holes penetrate the guide vane shell.

4. A pump vane as claimed in claim 1, wherein: The outer ring of the guide vane shell is provided with three circular ports, the inside of the three circular ports is provided with sealing ports, and the sealing port penetrates the guide vane shell and extends into the clamping groove.

5. A pump vane as claimed in claim 4, wherein: The threaded rod is threadedly connected in the internal thread port in the clamping plate through the circular port and the sealing port.

6. A pump vane as claimed in claim 1, characterized in that: The sealing sleeve is rotatably installed in the sealing port, the rotating plate rotates in the circular port, and the end of the three rotating plates away from the circular port is provided with a cross port.

7. A pump vane as claimed in claim 1, wherein: The end of the three guide plates away from the limiting plate is arranged on the upper end of the vortex shell chamber near the circular ring, and the end of the three guide plates near the limiting plate is attached and installed in the inner ring of the vortex shell chamber.

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