CN212479681U

CN212479681U - Low-pressure pulsation impeller

Info

Publication number: CN212479681U
Application number: CN202020813589.8U
Authority: CN
Inventors: 吴永旭; 李方; 魏培茹
Original assignee: Shanghai East Pump Group Co Ltd
Current assignee: Shanghai East Pump Group Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-02-05
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a low pressure pulsation impeller, including impeller wheel hub and two shutoff boards, impeller wheel hub's top and bottom all are provided with subtracts the heavy chamber, impeller wheel hub's top and bottom all are provided with intermediate bottom, intermediate bottom's both sides respectively evenly distributed have the blade, and just the angle of blade staggers, two the equal fixedly connected with impeller apron in one side that the blade was carried on the back mutually, two the equal fixedly connected with fixed plate in one side top that the impeller apron was carried on the back mutually. The utility model discloses a cooperation of main mount pad, rotor plate and auxiliary mount pad can make the shutoff board break away from impeller apron center opening, and the cooperation through fixed plate, slide rail and slide can make the shutoff board take off from the device surface, and the cooperation through installation piece, spout, slider, slide bar, fixed body and sliding opening both can be with the laminating of shutoff board firmly on the center opening of impeller apron, also can make things convenient for the shutoff board to take off from the device surface.

Description

Low-pressure pulsation impeller

Technical Field

The utility model relates to a double suction impeller technical field specifically is a low pressure pulsation impeller.

Background

Centrifugal pump wide application is in the high building water supply, building fire water, central air conditioning circulating water, boiler water supply, industry is given the drainage, agricultural irrigation, fields such as cooling water circulation, the impeller shell surface of selling on the market at present does not have plugging device mostly, this just can lead to long-time placing after production and in the transportation have little biology such as harder stone or mouse to get into in it, lead to the unable normal work of the device, also can pollute the environment in the impeller, so to this problem, now need solve at once.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low pressure pulsation impeller to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a low-pressure pulsation impeller comprises an impeller hub and two plugging plates, wherein weight reduction cavities are formed in the top and the bottom of the impeller hub, intermediate partition plates are arranged on the top and the bottom of the impeller hub, blades are uniformly distributed on two sides of each intermediate partition plate respectively and are staggered in angle, an impeller cover plate is fixedly connected to one side of each of the two opposite sides of each blade, a fixed plate is fixedly connected to the top of the other side of each of the two opposite sides of each impeller cover plate, a slide rail is arranged on one side of each fixed plate, a slide plate is connected in each slide rail in a sliding mode, a main mounting seat is fixedly connected to the bottom of one side, away from the fixed plate, of each slide plate, a main hinge pin is arranged in each main mounting seat, a rotating plate is rotatably connected in each main mounting seat through the main hinge pin, the two plugging plates are respectively attached to central openings of, the improved impeller cover plate is characterized in that an auxiliary pin shaft is arranged in the auxiliary mounting seat, one side, away from the main mounting seat, of the rotating plate is rotatably connected to the auxiliary pin shaft, the bottom of the blocking plate is fixedly connected with a mounting block, a sliding groove is formed in the bottom of the mounting block, a sliding block is slidably connected to the sliding groove, the bottom of the sliding block is fixedly connected with a sliding rod, one side of the bottom of the impeller cover plate is fixedly connected with a fixing body, a sliding opening is formed in the center of one side of the fixing body, and one end, away from the sliding block.

Preferably, the slide bar is L-shaped and is made of steel.

Preferably, one side fixedly connected with supporting spring in the spout, supporting spring's the other end fixed connection is in one side of slider.

Preferably, the outer surface of the supporting spring is wrapped with a waterproof film.

Preferably, the bottom of the sliding rod is fixedly connected with a handle, and the handle is made of stainless steel.

Preferably, a rubber ring is movably sleeved on the periphery of the center of the outer surface of the impeller cover plate, and the direction of the rubber ring is set to be vertical.

Compared with the prior art, the beneficial effects of the utility model are that: this low pressure pulsation impeller is "L" style of calligraphy through the shape that sets up the slide bar, just the material of slide bar is the steel, can increase the life of slide bar, through the bottom fixedly connected with handle at the slide bar, and the material that sets up the handle is the stainless steel, not only can make the convenient business turn over sliding opening of slide bar like this, also can prevent on the slide bar rust and influence the device normal work, cooperation through main mount pad, rotor plate and vice mount pad can make the closure plate break away from impeller apron centre opening, cooperation through fixed plate, slide rail and slide can make the closure plate take off from the device surface, cooperation through installation piece, the spout, the slider, the slide bar, the fixed body and sliding opening both can be with the laminating that the closure plate is firm on the centre opening of impeller apron, also can make things convenient for the closure plate to take off from the device surface.

Drawings

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B in FIG. 1 according to the present invention;

FIG. 4 is a front external view of the present invention;

fig. 5 is a schematic left-side view of the sectional structure of the present invention.

In the figure: the structure comprises an impeller cover plate 1, a middle partition plate 2, an impeller hub 3, blades 4, a weight reduction cavity 5, a fixing plate 6, a sliding plate 7, a main mounting seat 8, a rotating plate 9, a plugging plate 10, an auxiliary mounting seat 11, a mounting block 12, a sliding groove 13, a sliding block 14, a sliding rod 15, a fixing body 16, a sliding opening 17, a supporting spring 18 and a rubber ring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a low-pressure pulsation impeller comprises an impeller hub 3 and two plugging plates 10, wherein weight reduction cavities 5 are respectively arranged at the top and the bottom of the impeller hub 3, intermediate partition plates 2 are respectively arranged at the top and the bottom of the impeller hub 3, blades 4 are respectively and uniformly distributed at two sides of the intermediate partition plates 2, the angles of the blades 4 are staggered, an impeller cover plate 1 is fixedly connected at one side of each of the two opposite sides of the blade 4, a fixed plate 6 is fixedly connected at the top of one side of each of the two opposite sides of the impeller cover plate 1, a slide rail is arranged at one side of the fixed plate 6, a slide plate 7 is slidably connected in the slide rail, a main mounting seat 8 is fixedly connected at the bottom of one side of the slide plate 7, which is far away from the fixed plate 6, a main pin shaft is arranged in the main mounting seat 8, a rotating plate 9 is rotatably connected in the main mounting seat 8 through the main pin shaft, an auxiliary pin shaft is arranged in an auxiliary mounting seat 11, one side of a rotating plate 9, which is far away from a main mounting seat 8, is rotatably connected to the auxiliary pin shaft, the bottom of a plugging plate 10 is fixedly connected with a mounting block 12, the bottom of the mounting block 12 is provided with a sliding groove 13, the sliding groove 13 is in sliding connection with a sliding block 14, the bottom of the sliding block 14 is fixedly connected with a sliding rod 15, the bottom of one side of an impeller cover plate 1 is fixedly connected with a fixing body 16, the center of one side of the fixing body 16 is provided with a sliding opening 17, one end, which is far away from the sliding block 14, of the sliding rod 15 is slidably connected in the sliding opening 17, the sliding rod 15 is in an L shape, the sliding rod 15 is made of steel, the service life of the sliding rod 15 can be prolonged, one side in the sliding groove 13 is fixedly connected with, prevent that supporting spring 18 from going up rust and influence supporting spring 18's normal work, the bottom fixedly connected with handle of slide bar 15, the material of handle is the stainless steel, bottom fixedly connected with handle through at slide bar 15, and the material that sets up the handle is the stainless steel, not only can make the convenient business turn over smooth mouth 17 of slide bar 15 like this, also can prevent to go up rust and influence the device normal work on the slide bar 15, the outer surface center a week activity of impeller apron 1 has cup jointed rubber circle 19, the direction of rubber circle 19 sets up to vertical direction, thereby can prevent that two impeller apron 1's indirect contact aperture from getting into stone and little biological influence the follow-up work of the device.

The working principle is as follows: when the low-pressure pulsation impeller works, the slide rod 15 is arranged to be L-shaped, the slide rod 15 is made of steel, the service life of the slide rod 15 can be prolonged, the bottom of the slide rod 15 is fixedly connected with a handle, the handle is made of stainless steel, so that the slide rod 15 can conveniently enter and exit the sliding opening 17, and the slide rod 15 can be prevented from rusting to affect the normal work of the device, when the device needs to be used, firstly, a main handle is held to horizontally pull the slide rod 15 to drive the slide block 14 to compress the supporting spring 18, so that the other end of the slide rod 15 slowly slides from the sliding opening 17 until the other end of the slide rod is completely separated from the fixed body 16, then, the top of the slide plate 7 is held to pull upwards, the slide plate 7 slides upwards in the slide rail to drive the main mounting seat 8, the rotating plate 9 and the blocking plate 10 to also move upwards until the slide plate 7 is completely separated from, and finally, taking down the rubber ring 19 sleeved at the center of the outer surface of the impeller cover plate 1, and using the device.

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

1. A low pressure pulsation impeller comprising an impeller hub (3) and two blanking plates (10), characterized in that: the impeller is characterized in that weight reduction cavities (5) are arranged at the top and the bottom of the impeller hub (3), intermediate partition plates (2) are arranged at the top and the bottom of the impeller hub (3), blades (4) are uniformly distributed on two sides of each intermediate partition plate (2), the blades (4) are staggered in angle, an impeller cover plate (1) is fixedly connected to one side of each of the two blades (4) opposite to each other, a fixed plate (6) is fixedly connected to the top of one side of each of the two impeller cover plates (1) opposite to each other, a sliding rail is arranged on one side of each fixed plate (6), a sliding plate (7) is connected in each sliding rail in a sliding mode, a main mounting seat (8) is fixedly connected to the bottom of one side, away from the fixed plate (6), a main pin shaft is arranged in each main mounting seat (8), and a rotating plate (9) is rotatably, the two plugging plates (10) are respectively attached to the central openings of the two impeller cover plates (1), an auxiliary mounting seat (11) is fixedly connected with the top of the plugging plate (10), an auxiliary pin shaft is arranged in the auxiliary mounting seat (11), one side of the rotating plate (9) far away from the main mounting seat (8) is rotatably connected on the auxiliary pin shaft, the bottom of the plugging plate (10) is fixedly connected with an installation block (12), the bottom of the installation block (12) is provided with a sliding groove (13), a sliding block (14) is connected in the sliding groove (13) in a sliding way, the bottom of the sliding block (14) is fixedly connected with a sliding rod (15), the bottom of one side of the impeller cover plate (1) is fixedly connected with a fixed body (16), a sliding opening (17) is formed in the center of one side of the fixed body (16), and one end, far away from the sliding block (14), of the sliding rod (15) is connected into the sliding opening (17) in a sliding mode.

2. A low pressure pulsation impeller according to claim 1, wherein: the slide bar (15) is L-shaped, and the slide bar (15) is made of steel.

3. A low pressure pulsation impeller according to claim 1, wherein: one side fixedly connected with supporting spring (18) in spout (13), the other end fixed connection of supporting spring (18) is in one side of slider (14).

4. A low pressure pulsation impeller according to claim 3, wherein: the outer surface of the supporting spring (18) is wrapped with a layer of waterproof membrane.

5. A low pressure pulsation impeller according to claim 1, wherein: the bottom fixedly connected with handle of slide bar (15), the material of handle is stainless steel.

6. A low pressure pulsation impeller according to claim 1, wherein: a rubber ring (19) is movably sleeved on the center of the outer surface of the impeller cover plate (1) in a circle, and the direction of the rubber ring (19) is vertical.