CN210531162U

CN210531162U - High-efficiency centrifugal pump

Info

Publication number: CN210531162U
Application number: CN201921074339.0U
Authority: CN
Inventors: 王振
Original assignee: Guangxi Yaxing Medical Equipment Co Ltd
Current assignee: Guangxi Yaxing Medical Equipment Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-15
Anticipated expiration: 2029-07-10

Abstract

The utility model provides an efficient centrifugal pump belongs to centrifugal pump technical field, including protective housing, AC motor, pivot, driving gear, sleeve, waterproof bearing, dwang, driven gear, baffle, impeller, hollow section of thick bamboo, inlet tube and outlet pipe, the top embedding welding of protective housing has AC motor, and AC motor's bottom is rotated and is connected with the pivot, and the bottom of pivot is provided with the driving gear through the branch welding, and the bottom welding of protective housing is provided with four sleeves. The utility model provides a four driven gear of driving gear drive, the driving gear is the same with driven gear's linear velocity, because the diameter of driving gear is greater than driven gear's diameter, so the angular velocity of driving gear can be greater than driven gear's angular velocity to make the rotor bar drive impeller have very high rotational speed, and then mentioned the efficiency of drawing water, the impeller of four groups is equipped with altogether simultaneously, four times can be improved with the efficiency of drawing water to four groups impeller, and then the efficiency of further improvement drawing water.

Description

High-efficiency centrifugal pump

Technical Field

The utility model relates to a centrifugal pump technical field, it is specific, relate to an efficient centrifugal pump.

Background

The centrifugal pump is a pump for conveying liquid by means of centrifugal force generated when an impeller rotates, and mainly comprises the impeller, a pump body, a pump shaft, a bearing, a sealing ring, a packing box and the like, wherein water can be conveyed out by the centrifugal pump under the action of the centrifugal force, the pump body and a water inlet pipe are required to be filled with water before the water pump works to form a vacuum state, when the impeller rotates rapidly, blades promote the water to rotate rapidly, the rotating water flies away from the impeller under the action of the centrifugal force, after the water in the pump is thrown out, a vacuum area is formed in the center of the impeller, the water in a water source is pressed into the water inlet pipe through a pipe network under the action of atmospheric pressure (or water pressure), and continuous water pumping can be realized if circulation is not completed. Therefore, further research is needed on centrifugal pumps to provide a high efficiency centrifugal pump.

SUMMERY OF THE UTILITY MODEL

This kind of efficient centrifugal pump solves the pivot rotational speed that the above-mentioned provided inadequately, the inefficiency problem draws water, an efficient centrifugal pump is provided, four driven gear of driving gear drive in this centrifugal pump, the driving gear is the same with driven gear's linear velocity, because the diameter of driving gear is greater than driven gear's diameter, so the angular velocity of driving gear can be greater than driven gear's angular velocity, thereby make the rotor bar drive impeller have very high rotational speed, and then mentioned the efficiency of drawing water, the impeller is equipped with four groups altogether simultaneously, four groups of impellers can improve the efficiency of drawing water four times, and then the efficiency of further improvement drawing water.

The utility model provides a following technical scheme: a high-efficiency centrifugal pump comprises a protective shell, an alternating current motor, a rotating shaft, a driving gear, sleeves, a waterproof bearing, a rotating rod, a driven gear, a baffle, an impeller, a hollow cylinder, a water inlet pipe and a water outlet pipe, wherein the alternating current motor is embedded in the top of the protective shell, the rotating shaft is rotatably connected to the bottom of the alternating current motor, the driving gear is welded to the bottom of the rotating shaft through a support rod, the four sleeves are welded to the bottom of the protective shell, the waterproof bearing is embedded in the top of each sleeve and welded to the middle of each waterproof bearing, the top of each rotating rod is penetratingly welded to the middle of the corresponding driven gear and meshed with the corresponding driving gear, the impeller is welded to the bottom of each rotating rod, the hollow cylinder is welded to the bottom of the impeller, the water inlet, the embedded welding of telescopic one side has the outlet pipe, telescopic bottom all welds and is provided with the pillar.

Further preferred embodiments: the impeller encircles the bottom at the baffle, and one side of impeller all welds the surface that sets up at hollow section of thick bamboo to the impeller is the curved surface form.

Further preferred embodiments: the diameter of the driving gear is larger than that of the driven gear, and the driven gear is arranged in a cross shape and surrounds the periphery of the driving gear.

Further preferred embodiments: the dwang is located the baffle directly over, and the dwang is located hollow section of thick bamboo under.

Further preferred embodiments: and one side of the alternating current motor is electrically connected with an electric wire.

Has the advantages that: the utility model discloses because the diameter of driving gear is greater than driven gear's diameter, so the angular velocity of driving gear can be greater than driven gear's angular velocity to make the rotor bar drive the impeller and have very high rotational speed, and then mentioned the efficiency of drawing water, the impeller is equipped with four groups altogether simultaneously, four groups of impellers can improve the efficiency of drawing water four times, and then further improvement efficiency of drawing water, make this centrifugal pump have very high efficiency of drawing water, four traditional centrifugal pumps can be replaced to the efficiency of this centrifugal pump, can the energy can be saved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic bottom sectional view of the sleeve of the present invention.

In FIGS. 1-2: the water-cooling type water heater comprises a protective shell 1, an alternating current motor 2, a rotating shaft 3, a driving gear 4, a sleeve 5, a waterproof bearing 6, a rotating rod 7, a driven gear 8, a baffle 9, an impeller 10, a hollow cylinder 11, a water inlet pipe 12 and a water outlet pipe 13.

Detailed Description

Referring to fig. 1 to 2, in the embodiment of the present invention, a high efficiency centrifugal pump includes a protective casing 1, an ac motor 2, a rotating shaft 3, a driving gear 4, a sleeve 5, a waterproof bearing 6, a rotating rod 7, a driven gear 8, a baffle 9, an impeller 10, a hollow cylinder 11, a water inlet pipe 12 and a water outlet pipe 13, the ac motor 2 is embedded and welded at the top of the protective casing 1, the rotating shaft 3 is rotatably connected at the bottom of the ac motor 2, the driving gear 4 is welded at the bottom of the rotating shaft 3 through a support rod, four sleeves 5 are welded at the bottom of the protective casing 1, the waterproof bearing 6 is embedded and welded at the top of the sleeve 5, the middle of the waterproof bearing 6 is penetratingly welded by the rotating rod 7, the top of the rotating rod 7 is penetratingly welded at the middle of the driven gear 8, the driven gear 8, the bottom of impeller 10 all welds and is provided with hollow section of thick bamboo 11, and the bottom of sleeve 5 all imbeds and welds and has inlet tube 12, and one side embedding of sleeve 5 welds and has outlet pipe 13, and the bottom of sleeve 5 all welds and is provided with the pillar.

Preferably, the impeller 10 surrounds the bottom of the baffle 9, one side of the impeller 10 is welded on the surface of the hollow cylinder 11, the impeller 10 is curved, four groups of impellers 10 are provided, the four groups of impellers 10 can improve the water pumping efficiency by four times, so as to further improve the water pumping efficiency, the centrifugal pump has very high water pumping efficiency, the centrifugal pump can replace four traditional centrifugal pumps, energy can be saved, the diameter of the driving gear 4 is larger than that of the driven gear 8, the driven gears 8 are arranged in a cross shape and surround the driving gear 4, the driving gear 4 drives the four driven gears 8, the linear velocities of the driving gear 4 and the driven gear 8 are the same, the angular velocity of the driving gear 4 is larger than that of the driven gear 8 because the diameter of the driving gear 4 is larger than that of the driven gear 8, so that the rotating rod 7 drives the impeller 10 to have very high rotating speed, and then mention the efficiency of drawing water, dwang 7 is located baffle 9 directly over, and dwang 7 is located hollow section of thick bamboo 11 directly under, and the equal electrically connected of one side of AC motor 2 has the electric wire.

The working principle is as follows:

when the high-efficiency centrifugal pump of the utility model is used, firstly, the four water pipes are respectively sleeved with the four water outlet pipes 13, secondly, the sleeve 5 is put into water, the water completely immerses the inside of the sleeve 5, then the power supply of the alternating current motor 2 is connected through an electric wire, the alternating current motor 2 drives the rotating shaft 3, the rotating shaft 3 and the driving gear 4 drive the four driven gears 8, so that the driven gears 8, the rotating rod 7, the baffle 9 and the impeller 10 in the four sleeves 5 rotate at high speed, when the impeller 10 rotates rapidly, the impeller 10 promotes the water to rotate rapidly, the rotating water flies away from the impeller 10 under the action of centrifugal force, the water in the sleeve is thrown out and then thrown into the water outlet pipe 13 and then enters the water pipe, the central portion of the impeller 10 forms a vacuum region, and water from a water source is pressed into the water inlet pipe 12 under the action of water pressure and atmospheric pressure, so that continuous water pumping can be realized.

Claims

1. The utility model provides an efficient centrifugal pump, includes protective housing (1), AC motor (2), pivot (3), driving gear (4), sleeve (5), waterproof bearing (6), dwang (7), driven gear (8), baffle (9), impeller (10), hollow section of thick bamboo (11), inlet tube (12) and outlet pipe (13), its characterized in that: the top of protective housing (1) is embedded and welded with AC motor (2), the bottom of AC motor (2) is rotated and is connected with pivot (3), the bottom of pivot (3) is provided with driving gear (4) through the branch welding, the bottom welding of protective housing (1) is provided with four sleeves (5), the top of sleeve (5) is all embedded and welded with waterproof bearing (6), the centre of waterproof bearing (6) is all run through and welded by dwang (7), the top of dwang (7) is all run through and welded in the centre of driven gear (8), and driven gear (8) and driving gear (4) mesh, the bottom of dwang (7) is all welded and is provided with impeller (10), the bottom of impeller (10) is all welded and is provided with hollow cylinder (11), the bottom of sleeve (5) is all embedded and welded and is provided with inlet tube (12), one side of sleeve (5) is embedded and welded with outlet pipe (13), the bottom of sleeve (5) all welds and is provided with the pillar.

2. A high efficiency centrifugal pump according to claim 1, wherein: the impeller (10) surrounds the bottom of the baffle (9), one side of the impeller (10) is welded on the surface of the hollow cylinder (11), and the impeller (10) is curved.

3. A high efficiency centrifugal pump according to claim 1, wherein: the diameter of the driving gear (4) is larger than that of the driven gear (8), and the driven gear (8) is arranged in a cross shape and surrounds the periphery of the driving gear (4).

4. A high efficiency centrifugal pump according to claim 1, wherein: the rotating rod (7) is located right above the baffle (9), and the rotating rod (7) is located right below the hollow cylinder (11).

5. A high efficiency centrifugal pump according to claim 1, wherein: and one side of the alternating current motor (2) is electrically connected with an electric wire.