CN212958771U

CN212958771U - Impeller structure convenient to dismantle and change

Info

Publication number: CN212958771U
Application number: CN202022042817.9U
Authority: CN
Inventors: 袁建利
Original assignee: Wuxi Chiying Power Machinery Technology Co ltd
Current assignee: Wuxi Chiying Power Machinery Technology Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-04-13
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses an impeller structure convenient for disassembly and replacement, which comprises a hub, an installation shaft and a rear cover plate, wherein the installation shaft is sleeved inside the hub, a first blade is installed on the installation shaft, a second blade is sleeved inside the first blade, one side of the second blade close to the installation shaft is fixedly connected with a limiting block, an adjusting rod is installed on the limiting block, and the limiting block is connected with a limiting groove in a clamping manner; the rear cover plate is sleeved on the right side of the inner cavity of the threaded pipe, the threaded pipe is sleeved on the right side of the hub, a sleeve shaft is installed on the rear cover plate through a fixing block, a connecting shaft is installed on the left side of the sleeve shaft and sleeved on the right side of an installation shaft, and a sound insulation pipe is sleeved outside the installation shaft. The position of the second blade can be adjusted by the adjusting rod and the limiting groove, the size of the blade is changed, and the positioning rod and the baffle are beneficial to the installation and the disassembly of the first blade; the threaded rod and the clamping block are beneficial to installation of the rear cover plate, the fixed block and the sleeve shaft are beneficial to installation of the impeller, and the sound insulation pipe can insulate sound and protect the impeller.

Description

Impeller structure convenient to dismantle and change

Technical Field

The utility model relates to an impeller structure specifically is an impeller structure convenient to dismantle and change.

Background

The impeller refers to a disk provided with moving blades, is a component of an impulse turbine rotor, and can also be a general name of the disk and the rotating blades arranged on the disk. The impellers can be classified according to shape and opening and closing conditions.

The rotating blade size of impeller is comparatively fixed, is difficult for adjusting the size that changes the blade, and the blade rigid coupling is inside wheel hub, and the operation is inconvenient when wearing and tearing, examining and repairing, needs to dismantle whole impeller, and lacks location structure when impeller mounting, and the mounted position of difficult control blade, when the blade rotates, lacks sound insulation structure and gives sound insulation to the rotation of blade. Therefore, the impeller structure convenient to disassemble and replace is provided for solving the problems.

Disclosure of Invention

An impeller structure convenient to disassemble and replace comprises a hub, a mounting shaft and a rear cover plate, wherein the mounting shaft is sleeved in the hub, a first blade is mounted on the mounting shaft, a second blade is sleeved in the first blade, a limiting block is fixedly connected to one side, close to the mounting shaft, of the second blade, an adjusting rod is mounted on the limiting block, and the limiting block is connected with a limiting groove in a clamping manner;

the rear cover plate is sleeved on the right side of the inner cavity of the threaded pipe, the threaded pipe is sleeved on the right side of the hub, a sleeve shaft is installed on the rear cover plate through a fixing block, a connecting shaft is installed on the left side of the sleeve shaft and sleeved on the right side of an installation shaft, and a sound insulation pipe is sleeved outside the installation shaft.

Further, an impeller structure convenient to dismantle and change, the acoustic celotex pipe has been cup jointed on wheel hub inner chamber left side, the acoustic celotex pipe is bilayer structure, and is double-deck the inside gomphosis of acoustic celotex pipe lateral wall has the puigging, the thickness of puigging is greater than the acoustic celotex pipe lateral wall.

Further, the installation axle left end is run through by adjusting the pole, adjust pole right-hand member rigid coupling on the stopper, the stopper block is in installation axle lateral wall and install sliding connection between the axle lateral wall, the rigid coupling has the spacing groove on the axle lateral wall, the draw-in groove has been seted up to one side that the spacing groove is close to the stopper.

Further, the second blade cup joints sliding connection between first blade inside and first blade, one side that the regulation pole was kept away from to first blade is connected with the locating lever block, locating lever right-hand member rigid coupling is on the baffle, the baffle rigid coupling is at the acoustic duct inner chamber right-hand member, just the baffle is run through by the installation axle.

Further, the bottom end of the first blade is fixedly connected with the outer side wall of the mounting shaft, the first blade is rotatably connected with the inner cavity of the sound insulation pipe, the diameter of the first blade is smaller than the radius of the sound insulation pipe, and the first blade is slidably connected with the positioning rod.

Further, the connecting axle is the round platform type, the diameter of connecting axle left end is less than the right-hand member diameter, the fixture block is all installed to both sides about the connecting axle, the fixture block rigid coupling is on the baffle right side, the inside block of fixture block has back shroud one end, just back shroud left end and connecting axle right-hand member overlap joint.

Further, the screwed pipe passes through threaded connection with the wheel hub right-hand member, install the bolt on the solid connecting block of screwed pipe right-hand member, the bolt runs through the fixed block, the fixed block rigid coupling both sides about the sleeve, run through by the mounting hole right-hand member in the middle of the sleeve, the installation axle is run through to the mounting hole left end.

The utility model has the advantages that: the utility model provides a take sound insulation function and convenient to detach's impeller structure of changing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 3 is a schematic structural view of a first blade according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a soundproof layer according to an embodiment of the present invention.

In the figure: 1. the novel blade comprises a hub, 2, a first blade, 3, an adjusting rod, 4, a mounting hole, 5, a mounting shaft, 6, a second blade, 7, a positioning rod, 8, a baffle, 9, a clamping block, 10, a sleeve shaft, 11, a connecting shaft, 12, a fixing block, 13, a rear cover plate, 14, a threaded pipe, 15, a sound insulation pipe, 16, a limiting block, 17, a limiting groove, 18 and a sound insulation layer.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-4, an impeller structure convenient for disassembly and replacement includes a hub 1, a mounting shaft 5 and a back cover plate 13, the mounting shaft 5 is sleeved inside the hub 1, a first blade 2 is mounted on the mounting shaft 5, a second blade 6 is sleeved inside the first blade 2, a limiting block 16 is fixedly connected to one side of the second blade 6 close to the mounting shaft 5, an adjusting rod 3 is mounted on the limiting block 16, and the limiting block 16 is connected with a limiting groove 17 in a clamping manner;

rear shroud 13 cup joints on 14 inner chambers of screwed pipe right sides, screwed pipe 14 cup joints on 1 right side of wheel hub, install sleeve 10 through fixed block 12 on rear shroud 13, connecting axle 11 is installed in sleeve 10 left side, connecting axle 11 cup joints on installation axle 5 right side, install the outside of axle 5 and cup jointed sound-proof tube 15.

The left side of the inner cavity of the hub 1 is sleeved with a sound insulation pipe 15, the sound insulation pipe 15 is of a double-layer structure, a sound insulation layer 18 is embedded in the side wall of the double-layer sound insulation pipe 15, the thickness of the sound insulation layer 18 is larger than that of the side wall of the sound insulation pipe 15, and noise reduction and sound insulation are facilitated when the sound insulation pipe 15 rotates the impeller; the left end of the mounting shaft 5 is penetrated by the adjusting rod 3, the right end of the adjusting rod 3 is fixedly connected to the limiting block 16, the limiting block 16 is clamped in the side wall of the mounting shaft 5 and is in sliding connection with the side wall of the mounting shaft 5, the side wall of the mounting shaft 5 is fixedly connected with the limiting groove 17, and a clamping groove is formed in one side, close to the limiting block 16, of the limiting groove 17, so that the position of the second blade 6 can be limited conveniently; the second blade 6 is sleeved inside the first blade 2 and is connected with the first blade 2 in a sliding mode, one side, far away from the adjusting rod 3, of the first blade 2 is connected with the positioning rod 7 in a clamping mode, the right end of the positioning rod 7 is fixedly connected to the baffle 8, the baffle 8 is fixedly connected to the right end of the inner cavity of the sound insulation pipe 15, and the baffle 8 is penetrated through by the mounting shaft 5, so that the first blade 2 can be mounted and dismounted conveniently; the bottom end of the first blade 2 is fixedly connected with the outer side wall of the mounting shaft 5, the first blade 2 is rotatably connected with the inner cavity of the sound insulation pipe 15, the diameter of the first blade 2 is smaller than the radius of the sound insulation pipe 15, and the first blade 2 is slidably connected with the positioning rod 7, so that the first blade 2 can conveniently rotate in the sound insulation pipe 15; the connecting shaft 11 is in a circular truncated cone shape, the diameter of the left end of the connecting shaft 11 is smaller than that of the right end of the connecting shaft, clamping blocks 9 are mounted on the upper side and the lower side of the connecting shaft 11, the clamping blocks 9 are fixedly connected to the right side of the baffle 8, one end of a rear cover plate 13 is clamped inside each clamping block 9, the left end of the rear cover plate 13 is in lap joint with the right end of the connecting shaft 11, and the rear cover plate 13 can be mounted conveniently; threaded connection is passed through with 1 right-hand member of wheel hub to threaded pipe 14, install the bolt on the solid fixed block of threaded pipe 14 right-hand member, the bolt runs through fixed block 12, both sides about fixed block 12 rigid coupling is in sleeve 10, run through by mounting hole 4 right-hand member in the middle of the sleeve 10, installation axle 5 is run through to 4 left ends of mounting hole, and the installation of the impeller right-hand member of being convenient for is fixed.

The utility model discloses when using, at first the first blade 2 that has installation axle 5 at 11 left ends of connecting axle cup joints, rotation regulation pole 3, make stopper 16 and spacing groove 17 block, adjust the angle of extension of second blade 6, change the holistic size of blade, puigging 18 inside acoustic celotex tube 15 adopts plastics elasticity adhesive tape to make, noise interference when reducible first blade 2 rotates, the location when locating lever 7 and baffle 8 do benefit to the installation of first blade 2, fixture block 9 does benefit to back shroud 13 at 14 inside installations of screwed pipe and fixes, fixed block 12 does benefit to the installation of sleeve 10 fixedly, sleeve 10 does benefit to the installation of whole device right-hand member, first blade 2 and second blade 6 are convenient for install and dismantle the maintenance in 1 inner chamber left side of wheel hub, it is comparatively convenient to use.

The utility model discloses an useful part lies in:

1. the position of the second blade 6 can be adjusted by the adjusting rod 3 and the limiting groove 17, the size of the blade can be changed conveniently, and the positioning rod 7 and the baffle 8 are convenient for the first blade 2 to be installed and detached on the left side of the hub 1;

2. the utility model discloses rational in infrastructure, threaded rod 14 and fixture block 9 do benefit to the installation of back shroud 13 fixedly, and connecting axle 11 does benefit to baffle 8 and back shroud 13's connection, and fixed block 12 and sleeve 10 do benefit to the installation on impeller right side, and the acoustic celotex pipe 15 can be to the protection of impeller sound insulation.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an impeller structure convenient to dismantle and change which characterized in that: the adjustable-type wind power generator comprises a hub (1), an installation shaft (5) and a rear cover plate (13), wherein the installation shaft (5) is sleeved in the hub (1), a first blade (2) is installed on the installation shaft (5), a second blade (6) is sleeved in the first blade (2), one side, close to the installation shaft (5), of the second blade (6) is fixedly connected with a limiting block (16), an adjusting rod (3) is installed on the limiting block (16), and the limiting block (16) is connected with a limiting groove (17) in a clamping mode;

rear shroud (13) cup joint on screwed pipe (14) inner chamber right side, screwed pipe (14) cup joint on wheel hub (1) right side, sleeve axle (10) are installed through fixed block (12) on rear shroud (13), connecting axle (11) are installed in sleeve axle (10) left side, connecting axle (11) cup joint on installation axle (5) right side, install axle (5) outside and cup jointed acoustic celotex pipe (15).

2. The impeller structure convenient for disassembly and replacement of claim 1, wherein: the utility model discloses a wheel hub (1) inner chamber left side has cup jointed acoustic celotex pipe (15), acoustic celotex pipe (15) are bilayer structure, and are double-deck acoustic celotex pipe (15) lateral wall inside gomphosis has puigging (18), the thickness of puigging (18) is greater than acoustic celotex pipe (15) lateral wall.

3. The impeller structure convenient for disassembly and replacement of claim 1, wherein: install axle (5) left end and run through by adjusting pole (3), adjust pole (3) right-hand member rigid coupling on stopper (16), stopper (16) block is in installation axle (5) lateral wall and install sliding connection between axle (5) lateral wall, the rigid coupling has spacing groove (17) on installation axle (5) lateral wall, the draw-in groove has been seted up to one side that spacing groove (17) are close to stopper (16).

4. The impeller structure convenient for disassembly and replacement of claim 1, wherein: second blade (6) cup joint sliding connection between first blade (2) inside and first blade (2), one side that regulation pole (3) was kept away from in first blade (2) is connected with locating lever (7) block, locating lever (7) right-hand member rigid coupling is on baffle (8), baffle (8) rigid coupling is at acoustic celotex pipe (15) inner chamber right-hand member, just baffle (8) are run through by installation axle (5).

5. The impeller structure convenient for disassembly and replacement of claim 1, wherein: first blade (2) bottom and installation axle (5) lateral wall rigid coupling, rotate between first blade (2) and give sound insulation pipe (15) inner chamber and be connected, the diameter of first blade (2) is less than the radius of giving sound insulation pipe (15), just sliding connection between first blade (2) and locating lever (7).

6. The impeller structure convenient for disassembly and replacement of claim 1, wherein: connecting axle (11) are the round platform type, the diameter of connecting axle (11) left end is less than the right-hand member diameter, fixture block (9) are all installed to both sides about connecting axle (11), fixture block (9) rigid coupling is on baffle (8) right side, the inside block of fixture block (9) has back shroud (13) one end, just back shroud (13) left end and connecting axle (11) right-hand member overlap joint.

7. The impeller structure convenient for disassembly and replacement of claim 1, wherein: threaded connection is passed through with wheel hub (1) right-hand member in screwed pipe (14), install the bolt on the solid joint piece of threaded pipe (14) right-hand member, the bolt runs through fixed block (12), both sides about sleeve (10) are fixed block (12) rigid coupling, run through by mounting hole (4) right-hand member in the middle of sleeve (10), mounting hole (4) left end runs through installation axle (5).