Electric water diversion device for improving water pumping flow of centrifugal pump

Abstract

An upper sealing mounting plate (3) and a lower sealing mounting plate (4) of the electric water diversion device are divided into a working chamber (5) in a shell (1), a driving motor (6) in the working chamber (5) is mounted on the lower sealing mounting plate (3), and a spiral blade (9) mounted on a driving shaft (8) of the driving motor (6) is positioned in a drainage cavity (10). A filter screen (12) is installed on a water inlet (11) in the upper portion of the shell (1), the water inlet (11) is communicated with an inlet of a drainage cavity (10) through a water inlet pipeline (13) after passing through the filter screen (12), an outlet of the drainage cavity (10) is communicated with an upper water outlet channel (15) through a water outlet pipeline (14), and the upper water outlet channel (15) is communicated with a water inlet channel of a centrifugal pump through a lower water outlet channel (22) in the lower portion. The water diversion function is guaranteed, and meanwhile the water pumping efficiency of the centrifugal pump is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water guiding equipment, in particular to an electric water guiding device for improving water pumping flow of centrifugal pump. BACKGROUND

[0002] The existing fire pump prohibits waterless starting, so the fire pump needs to guide flow when carrying out water pumping operation, thereby water guiding in the pool can be realized, and the current common guiding flow mode is mostly manual guiding flow, so not only manpower is consumed, but manual guiding flow needs to enter the pool or river to carry out manual operation under the condition that the water level in the pool is low, guiding flow is very inconvenient, and safety accidents are easily caused. SUMMARY

[0003] The utility model provides an electric water guiding device for improving water pumping flow of centrifugal pump, it guarantees water guiding function, improves water pumping efficiency of centrifugal pump at the same time.

[0004] The utility model adopts the following technical scheme: an electric water guiding device for improving water pumping flow of centrifugal pump, it includes the casing, is equipped with upper sealing mounting plate and lower sealing mounting plate in the upper portion and lower portion in the casing, and the upper sealing mounting plate and lower sealing mounting plate are separated into working chamber in the casing, and the driving motor is installed in the working chamber, the bottom of driving motor is fixedly installed on the lower sealing mounting plate through the mounting support, and the driving shaft is equipped in the upper portion of driving motor, and the spiral blade for guiding water is installed on the driving shaft, and the spiral blade is located in the drainage cavity that is equipped in the middle part of working chamber, the water inlet is equipped on the side surface of the upper portion of casing, and the filter screen is installed on the water inlet, and the water inlet is connected with the drainage cavity inlet through the water inlet pipeline after passing through the filter screen, and the outlet of drainage cavity is connected with the upper water outlet channel through the water outlet pipeline, and the upper water outlet channel is connected with the water inlet channel of centrifugal pump through the lower water outlet channel of lower portion.

[0005] Further, the controller of the driving motor is provided as a wireless control device, the wireless control device includes a wireless receiver and a wireless remote controller, the wireless receiver is installed at the control port of the driving motor, and the wireless receiver and the wireless remote controller are connected through wireless communication protocol.

[0006] Further, the bottom end of the casing is provided with a device maintenance opening, a turnable cover plate is installed on the device maintenance opening, and one end of the cover plate is rotationally connected with the device maintenance opening.

[0007] Further, the drainage cavity comprises a vertical chamber at the upper part and a horizontal chamber at the bottom part, the vertical chamber and the horizontal chamber are communicated in a reverse T-shaped structure, the upper end of the vertical chamber is communicated with the water inlet through the water inlet pipeline, the lower end of the vertical chamber is communicated with the middle part of the horizontal chamber, the helical blade is installed in the horizontal chamber, and the driving motor drives the helical blade to rotate, so that the helical action force generated by the helical blade rotation can absorb the water flow from the upper part to the lower part in the vertical chamber into the horizontal chamber, the outlet of the drainage cavity is located at one end of the horizontal chamber, and the outlet of the drainage cavity is communicated with the upward water outlet pipeline through an elbow pipe, and a one-way valve I is installed in the water outlet pipeline.

[0008] Further, the upper water outlet channel and the lower water outlet channel are both arranged as horizontal channels, a one-way valve II is arranged in the upper water outlet channel, the one-way valve II is fixedly installed on the upper sealing mounting plate through a fixing frame, the inlet of the one-way valve II is opposite to the outlet of the water outlet pipeline, the lower water outlet channel is located at the lower part of the upper water outlet channel, the outlet of the one-way valve II is located in the inlet of the lower water outlet channel downward, and the outlet of the lower water outlet channel located at the side of the shell is communicated with the water inlet channel of the centrifugal pump.

[0009] Further, the filter screen is a stainless steel filter screen.

[0010] The utility model has the advantages that: after the above technical scheme is adopted, water enters the drainage cavity through the water inlet and the filter screen, then the driving motor in the pool is remotely controlled to rotate through the wireless remote controller, the driving motor drives the helical blade to rotate, the helical blade generates helical action force in the drainage cavity to form water pressure, the water in the horizontal chamber is entered into the upper water outlet channel from the water outlet pipeline through the one-way valve I upward, then the water in the upper water outlet channel is entered into the lower water outlet channel, then the water in the lower water outlet channel is absorbed into the centrifugal pump through the negative pressure generated by the centrifugal pump to perform water diversion operation on the centrifugal pump, so that the centrifugal pump has water inside when starting, water starting is realized, the starting of the equipment can be remotely controlled, manual operation is not needed, operation in water is not needed, the centrifugal pump in water can be conveniently operated for water diversion, the water diversion function is ensured, the convenience and safety of operation are improved, the helical blade generates helical action force in the drainage cavity to form water pressure, the water in the horizontal chamber is entered into the upper water outlet channel from the water outlet pipeline upward, the water diversion efficiency is relatively high, the water diversion amount is relatively large, and the water diversion continuity is relatively good, so that the water pumping efficiency of the centrifugal pump is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0012] Figure 1 It is an external structure diagram of the present application.

[0013] Figure 2 It is an A-A section view diagram of the present application. DETAILED DESCRIPTION

[0014] The preferred embodiments of the present application will be described in detail below with reference to the drawings, so that the advantages and features of the present application can be more easily understood by those skilled in the art, and the protection scope of the present application can be more clearly and definitely defined.

[0015] In Figure 1 and Figure 2The utility model provides a motor water guide for improving centrifugal pump pumping flow, it includes casing 1, is equipped with upper sealing mounting plate 3 and lower sealing mounting plate 4 in casing 1 upper portion and lower portion respectively, upper sealing mounting plate 3 and lower sealing mounting plate 4 are separated into working chamber 5 in casing 1, is installed with drive motor 6 in working chamber 5, the bottom of drive motor 6 is fixedly installed on lower sealing mounting plate 4 through mounting support 7, is equipped with drive shaft 8 in the upper portion of drive motor 6, is installed with helical blade 9 for guiding water on drive shaft 8, helical blade 9 is located in the drainage cavity 10 of being equipped with in the middle part of working chamber 5, is equipped with water inlet 11 on the side surface of casing 1 upper portion, is installed with filter screen 12 on water inlet 11, water inlet 11 passes through filter screen 12 and is connected with the import of drainage cavity 10 through water inlet pipeline 13, the export of drainage cavity 10 is connected with upper water outlet channel 15 through water outlet pipeline 14, upper water outlet channel 15 is connected with the water inlet channel of centrifugal pump through lower lower water outlet channel 22, the controller of drive motor 6 of the embodiment is set up as wireless control equipment, and the wireless control equipment includes wireless receiver 16 and wireless remote controller 17, and wireless receiver 16 is installed in the control port of drive motor 6, and wireless receiver 16 and wireless remote controller 17 are connected through the wireless communication protocol corresponding wireless communication, the bottom of casing 1 of the embodiment is equipped with equipment access hole 18, and the cover plate 19 that can overturn is installed on equipment access hole 18, and one end of cover plate 19 is rotationally connected with equipment access hole 18, the drainage cavity 10 of the embodiment includes vertical chamber 20 of upper portion and horizontal chamber 21 of bottom, and vertical chamber 20 and horizontal chamber 21 are connected and present inverted T shape structure, and the upper end of vertical chamber 20 is connected with water inlet 11 through water inlet pipeline 13, and the lower end of vertical chamber 20 is connected with the middle part of horizontal chamber 21, and helical blade 9 is installed in horizontal chamber 21, and drive motor 6 drives helical blade 9 to rotate and can be absorbed into horizontal chamber 21 from vertical chamber 20 by the helical action force generated by helical blade 9 rotation after helical blade 9 rotates, the export of drainage cavity 10 is located in one end of horizontal chamber 21, and the export of drainage cavity 10 is connected with the water outlet pipeline 14 of going up through the bend, and one-way valve 12 is installed in water outlet pipeline 14, and upper water outlet channel 15 and lower water outlet channel 22 of the embodiment are all set up as horizontal channel, and one-way valve Ⅱ 23 is installed in upper water outlet channel 15, and one-way valve Ⅱ 23 is fixedly installed on upper sealing mounting plate 3 through fixed frame 24, and the import of one-way valve Ⅱ 23 is opposite to the export of water outlet pipeline 14, and lower water outlet channel 22 is located in the lower portion of upper water outlet channel 15, and the export of one-way valve Ⅱ 23 is located in the import of lower water outlet channel 22 downward, and the export of lower water outlet channel 22 is connected with the water inlet channel of centrifugal pump, and the filter screen 12 of the embodiment is stainless steel filter screen.

[0016] The use process of the utility model is: the water in the pool is flowed into the inside of the working chamber through the water inlet 11 and the filter screen 12 of the electric water guide, then is sequentially entered into the vertical chamber 20 and the horizontal chamber 21 of the drainage cavity 10 through the water inlet pipeline 13, the water flow is attracted into the horizontal chamber 21 from the vertical chamber 20, then the wireless receiver 16 is sent signal through the wireless remote controller 17, the driving motor 6 located in the pool is remotely controlled to rotate, the driving motor 6 drives the helical blade 9 to rotate, the helical blade 9 generates the spiral action force in the drainage cavity 10 to form the water pressure and the water in the horizontal chamber 21 is flowed upwards from the water outlet pipeline 14 into the upper water outlet channel 15 through the check valve I 2, due to the action of the check valve I 2, the water flow in the upper water outlet channel 15 cannot flow back to the water outlet pipeline 14 and the drainage cavity 10, the water flow in the upper water outlet channel 15 flows into the lower water outlet channel 22 through the check valve II 23 and the lower water outlet channel 22 inlet, due to the action of the check valve II 23, the water flow in the lower water outlet channel 22 cannot flow back to the upper water outlet channel 15, then the water in the lower water outlet channel 22 is adsorbed into the centrifugal pump to carry out the water guiding operation on the centrifugal pump through the negative pressure generated by the centrifugal pump, so that the centrifugal pump has water inside when starting, realizes water starting, when the equipment of the utility model has a fault, the bottom cover plate 19 is opened, the inside of the electric water guide is maintained through the maintenance opening 18.

[0017] Not limited to this, any change or replacement not thought through creative labor should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be limited to the protection scope defined in the claims.

Claims

1. An electrically powered water entrainer for increasing the flow of water pumped by a centrifugal pump, characterised in that It includes the casing (1), is equipped with the upper seal mounting plate (3) and the lower seal mounting plate (4) in the casing (1) upper and lower respectively, the upper seal mounting plate (3) and the lower seal mounting plate (4) are separated into working chamber (5) in the casing (1), drive motor (6) is installed in working chamber (5), the bottom of drive motor (6) is fixedly installed on the lower seal mounting plate (4) through mounting bracket (7), drive shaft (8) is equipped in the upper portion of drive motor (6), the helical blade (9) for water diversion is installed on drive shaft (8), the helical blade (9) is located in the drainage cavity (10) of the middle part of working chamber (5), the water inlet (11) is equipped on the side of the upper portion of casing (1), the filter screen (12) is installed on the water inlet (11), the water inlet (11) is connected with the inlet of drainage cavity (10) through water inlet pipeline (13) after filter screen (12), the outlet of drainage cavity (10) is connected with the upper water outlet channel (15) through water outlet pipeline (14), the upper water outlet channel (15) is connected with the water inlet channel of centrifugal pump through the lower lower water outlet channel (22).

2. The electrically powered water entrainer for increasing the flow of water pumped by a centrifugal pump according to claim 1, characterized in that The controller of the drive motor (6) is set as a wireless control device, the wireless control device includes a wireless receiver (16) and a wireless remote controller (17), the wireless receiver (16) is installed on the control port of the drive motor (6), and the wireless receiver (16) and the wireless remote controller (17) are connected through wireless communication protocol corresponding wireless communication.

3. The electrically powered water entrainer for increasing the water pumping capacity of a centrifugal pump according to claim 1, characterized in that The bottom end of the casing (1) is provided with a device maintenance opening (18), a flip cover (19) is installed on the device maintenance opening (18), and one end of the cover (19) is rotatably connected with the device maintenance opening (18).

4. The electrically powered water entrainer for increasing the water pumping capacity of a centrifugal pump according to claim 1, characterized in that The drainage cavity (10) includes a vertical chamber (20) at the upper portion and a horizontal chamber (21) at the bottom portion, the vertical chamber (20) and the horizontal chamber (21) are connected in communication and form a reverse T-shaped structure, the upper end of the vertical chamber (20) is connected with the water inlet (11) through the water inlet pipeline (13), the lower end of the vertical chamber (20) is connected with the middle portion of the horizontal chamber (21), the helical blade (9) is installed in the horizontal chamber (21), the helical blade (9) is driven to rotate by the drive motor (6), and the helical blade (9) can absorb the water flow from the vertical chamber (20) to the horizontal chamber (21) through the helical action force generated by the rotation of the helical blade (9), the outlet of the drainage cavity (10) is located at one end of the horizontal chamber (21), the outlet of the drainage cavity (10) is connected with the upward water outlet pipeline (14) through a bend pipe, and a one-way valve I (2) is installed in the water outlet pipeline (14).

5. The electrically powered water inducer for increasing the flow of a centrifugal pump according to claim 1, wherein The upper water outlet channel (15) and the lower water outlet channel (22) are both horizontal channels, a one-way valve II (23) is arranged in the upper water outlet channel (15), the one-way valve II (23) is fixedly installed on the upper sealing mounting plate (3) through a fixing frame (24), the inlet of the one-way valve II (23) is opposite to the outlet of the water outlet pipeline (14), the lower water outlet channel (22) is located at the lower part of the upper water outlet channel (15), the outlet of the one-way valve II (23) is located in the inlet of the lower water outlet channel (22) downward, and the lower water outlet channel (22) is connected with the water inlet channel of the centrifugal pump through the outlet on the side of the shell (1).

6. The electrically powered water entrainer for increasing the water pumping capacity of a centrifugal pump according to claim 1, characterized in that The filter screen (12) is a stainless steel filter screen.

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