CN216343017U

CN216343017U - Impeller convenient to replace

Info

Publication number: CN216343017U
Application number: CN202123046844.4U
Authority: CN
Inventors: 陈宇强
Original assignee: Jinhua Boming Machinery Co ltd
Current assignee: Jinhua Boming Machinery Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-19
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to an impeller convenient to replace, which comprises a rotary table, wherein a plurality of blades are arranged on the rotary table, the impeller also comprises a connecting assembly, the connecting assembly comprises an installation sleeve, an installation sealing cover and an adjusting bolt, the periphery of the installation sleeve is hexagonal, the rotary table penetrates through installation insertion holes matched with the peripheral shape and size of the installation sleeve, one axial end of the installation sleeve is provided with a fixed sealing cover, the installation sealing cover is detachably arranged at the other axial end of the installation sleeve, the installation sealing cover is axially provided with a first threaded hole in a penetrating manner, the rotary table is axially provided with a second threaded hole in a penetrating manner, the fixed sealing cover is axially provided with a third threaded hole in a penetrating manner, and the adjusting bolt is sequentially in threaded connection with the first threaded hole, the second threaded hole and the third threaded hole. Adopt above-mentioned scheme, provide an output shaft fixed connection through the power supply of installation sleeve with needs assembly, and the convenient installation of carousel and installation sleeve, and the impeller of a convenient change of the convenient dismouting carousel of realization.

Description

Impeller convenient to replace

Technical Field

The utility model relates to an impeller convenient to replace.

Background

The impeller is a wheel disc provided with blades, is applied to equipment such as centrifugal pumps, compressors, submersible pumps and the like, and is widely applied.

The existing impeller usually comprises a rotating disc and a plurality of blades, the rotating disc is used for being connected with a power source and rotating under the driving of the power source, and each blade is fixed on the rotating disc in a welding or integrated forming mode, so that the blades rotate synchronously along with the rotating disc to carry out centrifugal conveying.

The problem that current impeller exists lies in: the installation of current impeller is through seting up on the carousel and perforates, and the installation is perforated and is seted up the keyway, make the output shaft of power supply perforate through wearing to establish the installation, and adopt the mode of key-type connection and realize with impeller interference fit, and the impeller is after the in-service use, the corrosion easily appears, the condition such as wearing and tearing, and to the in service behavior of difference, the impeller of different specifications of needs collocation usually, consequently, need dismantle the impeller and wash, the maintenance, repair and change, make under the key-type connection, the output shaft dismouting of impeller and power supply is inconvenient.

Therefore, how to improve the convenience of replacing the impeller becomes a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide the impeller which is fixedly connected with the output shaft of the power source to be assembled through the mounting sleeve, and the turntable is convenient to mount and dismount with the mounting sleeve, so that the turntable is convenient to mount and dismount.

In order to achieve the purpose, the utility model provides the following technical scheme: comprises a turntable, a plurality of blades are arranged on the turntable, and the rotary table also comprises a connecting assembly, the connecting assembly comprises an installation sleeve, an installation sealing cover and an adjusting bolt, the inner circumference of the installation sleeve is cylindrical, and the inner periphery of the mounting sleeve is provided with a key groove in a penetrating way along the axial direction, the outer periphery of the mounting sleeve is in a hexagonal prism shape, the rotary disc is provided with a mounting jack which is matched with the peripheral shape and size of the mounting sleeve in a penetrating way, one axial end of the mounting sleeve is provided with a fixed sealing cover, the mounting sealing cover is detachably mounted at the other axial end of the mounting sleeve, a first threaded hole is arranged in the mounting sealing cover in a penetrating manner along the axial direction, the rotary disc is provided with a second threaded hole along the axial direction in a penetrating way, the fixed sealing cover is provided with a third threaded hole along the axial direction, the adjusting bolt is sequentially in threaded connection with the first threaded hole, the second threaded hole and the third threaded hole.

The utility model is further configured to: coupling assembling still includes construction bolt, the installation closing cap cover is located the installation sleeve periphery, the installation closing cap radially runs through and is provided with the fourth and perforates, the installation sleeve radially is provided with the fourth screw hole, construction bolt wears to establish the fourth and perforates to with fourth screw hole threaded connection.

The utility model is further configured to: the connecting assembly further comprises an anti-rotation sealing cover, the anti-rotation sealing cover is detachably and fixedly arranged on the side, deviating from the fixed sealing cover, of the mounting sealing cover, the head of the adjusting bolt is in a hexagonal prism shape, and the anti-rotation sealing cover is provided with an anti-rotation groove for the head of the adjusting bolt to be internally provided with.

The utility model is further configured to: the anti-rotation seal cover is provided with a mounting ring at the periphery of the mounting seal cover, the mounting ring is provided with an internal groove in a penetrating manner along the radial direction, and the head part of the mounting bolt is positioned in the internal groove.

The utility model is further configured to: the depth of the anti-rotation groove in the axial direction of the adjusting bolt is larger than the length of the head of the adjusting bolt in the axial direction of the adjusting bolt.

The utility model is further configured to: the third threaded hole penetrates through the fixed sealing cover along the axial direction of the fixed sealing cover.

The utility model is further configured to: the fixed sealing cover is positioned on the side of the rotating disc, which faces away from the blades.

The utility model is further configured to: the quantity of adjusting bolt and construction bolt is 3, adjusting bolt and construction bolt are interval and equidistant range setting along the circumference of installation sleeve.

By adopting the technical scheme, 1, the mounting sleeve is fixedly connected with the output shaft of the power source in a high-strength mode through key connection, the rotary disc is sleeved on the periphery of the mounting sleeve through the mounting insertion holes, then the rotary disc is axially limited on the mounting sleeve through the fixing sealing cover and the mounting sealing cover, and the rotary disc is axially fixed relative to the mounting sleeve through the first threaded hole, the second threaded hole and the third threaded hole which are sequentially in threaded connection through the adjusting bolt, so that the rotary disc rotates along with the mounting sleeve to realize power output, the adjusting bolt and the mounting sealing cover are sequentially disassembled under the condition of needing to be disassembled, and the rotary disc is slid and taken down to realize the disassembly of the rotary disc for cleaning, maintenance and repair, so that the operation is more convenient; 2. the installation sleeve periphery is located to the carousel adoption cover for the carousel can carry out axial slip in certain extent and adjust relative position, realizes that the carousel can reach the best position of use and use, realizes the use efficiency maximize.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 creative efforts.

FIG. 1 is an assembly view of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of the present invention;

FIG. 4 is an enlarged view of A in FIG. 3;

FIG. 5 is a component view of an installed closure according to an embodiment of the present invention;

FIG. 6 is a detail view of an anti-rotation closure according to an embodiment of the present invention;

fig. 7 is a detail view of a mounting sleeve according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-7, the present invention discloses an impeller convenient for replacement, which includes a rotary disk 1 and a connection assembly 2, wherein the rotary disk 1 is provided with a plurality of blades 11 (4 pieces are used in this embodiment), the connection assembly 2 includes a mounting sleeve 21, a mounting cover 22 and an adjusting bolt 23, wherein the inner circumference of the mounting sleeve 21 is cylindrical, and the inner circumference of the mounting sleeve 21 is axially provided with a key groove 211 in a penetrating manner, so that the mounting sleeve 21 can be fixedly mounted on an output shaft of a corresponding power source in a high strength manner by key connection, in addition, the outer circumference of the mounting sleeve 21 is hexagonal prism-shaped, correspondingly, the rotary disk 1 is provided with a mounting insertion hole 12 in a penetrating manner, which is matched with the outer circumference of the mounting sleeve 21 in shape and size, so that the mounting sleeve 21 is inserted into the mounting insertion hole 12, and the rotary disk 1 is slidably mounted on the mounting sleeve 21, in addition, an axial end of the mounting sleeve 21 is integrally formed with a fixing cover 212, the mounting cover 22 is detachably mounted at the axial other end of the mounting sleeve 21, in addition, the mounting cover 22 is axially provided with a first threaded hole 221 in a penetrating manner, the rotary table 1 is axially provided with a second threaded hole 13 in a penetrating manner, the fixing cover 212 is axially provided with a third threaded hole 213, and the adjusting bolt 23 is sequentially in threaded connection with the first threaded hole 221, the second threaded hole 13 and the third threaded hole 213.

Therefore, 1, the mounting sleeve 21 is fixedly connected with the output shaft of the power source in a high strength manner in a key connection manner, the rotary table 1 is sleeved on the periphery of the mounting sleeve 21 through the mounting insertion hole 12, then the rotary table 1 is axially limited on the mounting sleeve 21 through the fixing sealing cover 212 and the mounting sealing cover 22, and the rotary table 1 is axially fixed relative to the mounting sleeve 21 through the adjusting bolt 23 which is sequentially in threaded connection with the first threaded hole 221, the second threaded hole 13 and the third threaded hole 213, so that the rotary table 1 rotates along with the mounting sleeve 21 to achieve power output, the adjusting bolt 23 and the mounting sealing cover 22 are sequentially disassembled under the condition of needing to be disassembled, and the rotary table 1 is slidingly disassembled to achieve cleaning, maintenance and repair of the rotary table 1, so that the operation is more convenient; 2. the periphery of the mounting sleeve 21 is arranged in a sleeved mode through the turntable 1, so that the turntable 1 can slide axially in a certain degree to adjust the relative position, the turntable 1 can be used in the best use position, and the use efficiency is maximized.

In addition, the connection assembly 2 in this embodiment further includes a mounting bolt 24, wherein the mounting cover 22 is sleeved on the periphery of the mounting sleeve 21, the mounting cover 22 is radially provided with a fourth through hole 222 in a penetrating manner, and the mounting sleeve 21 is radially provided with a fourth threaded hole 214, so that the mounting bolt 24 penetrates the fourth through hole 222 and is in threaded connection with the fourth threaded hole 214, therefore, the mounting cover 22 adopts the mounting bolt 24 to radially penetrate the fourth through hole 222 and be in threaded connection with the fourth threaded hole 214 along the mounting sleeve 21 to achieve the detachable mounting connection with the mounting sleeve 21, and the axial direction is stable, so that the adjusting bolt 23 is more stably in threaded connection with the first threaded hole 221, the second threaded hole 13 and the third threaded hole 213, and the stability of the axial positioning of the turntable 1 is ensured.

In addition, the connection assembly 2 in this embodiment further includes an anti-rotation cover 25, wherein the anti-rotation cover 25 is detachably and fixedly disposed on the side of the mounting cover 22 away from the fixed cover 212, preferably, the head of the adjusting bolt 23 is hexagonal, and the anti-rotation cover 25 is provided with an anti-rotation groove 251 for the head of the adjusting bolt 23 to be embedded therein, so that after the adjusting bolt 23 is mounted, the anti-rotation cover 25 is covered on the mounting cover 22, the head of the hexagonal adjusting bolt 23 is embedded in the anti-rotation groove 251 to limit the circumferential direction of the adjusting bolt 23, the adjusting bolt 23 is stably positioned to ensure the axial stability of the turntable 1, and thus the work of the impeller is more stable.

Preferably, in the embodiment, the anti-rotation cover 25 is provided with a mounting ring 252 at the periphery of the mounting cover 22, the mounting ring 252 is provided with an inner groove 253 in a radially penetrating manner, the head of the mounting bolt 24 is located in the inner groove 253, therefore, the mounting ring 252 is sleeved at the periphery of the mounting cover 22, and the head of the mounting bolt 24 is located in the inner groove 253 to realize the detachable fixed connection between the anti-rotation cover 25 and the mounting cover 22, and the number of parts is less, thereby simplifying the structure.

Preferably, in this embodiment, the depth of the anti-rotation groove 251 in the axial direction of the adjusting bolt 23 is greater than the length of the head of the adjusting bolt 23 in the axial direction of the adjusting bolt 23, so that after the head of the adjusting bolt 23 rotates within a thread pitch and is precisely matched with the head of the anti-rotation groove 251 in the circumferential direction, the anti-rotation groove 251 can completely wrap the head of the adjusting bolt 23, and the effectiveness of the head built-in of the adjusting bolt 23 is ensured.

Preferably, the third threaded hole 213 in this embodiment penetrates the fixing cover 212 in the axial direction of the fixing cover 212, so that the length of the third threaded hole 213 is maximized to improve the thread mounting strength of the adjusting bolt 23.

Preferably, the fixed cover 212 in this embodiment is located on the side of the rotary disk 1 facing away from the blades 11, so as to achieve an effective use of the structure.

Preferably, the number of the adjusting bolts 23 and the number of the mounting bolts 24 in this embodiment are 3, and the adjusting bolts 23 and the mounting bolts 24 are arranged at intervals and at equal intervals along the circumferential direction of the mounting sleeve 21, so that the 3 adjusting bolts 23 and the 3 mounting bolts 24 can effectively correspond to the hexagonal prism outer circumferential surface of the mounting sleeve 21 to achieve the optimal matching ratio, and the adjusting bolts 23 and the mounting bolts 24 are arranged at intervals to achieve more stable circumferential mounting.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an impeller of convenient change, includes the carousel, be provided with a plurality of blades on the carousel, its characterized in that: still including coupling assembling, coupling assembling includes installation sleeve, installation closing cap and adjusting bolt, the telescopic interior week of installation is cylindrical, and installs telescopic interior week and run through along the axial and be provided with the keyway, the telescopic periphery of installation is hexagonal prism shape, the carousel runs through the installation jack that is provided with the telescopic peripheral shape size looks adaptation of installation, the telescopic axial one end of installation sets up fixed closing cap, installation closing cap demountable installation is in the telescopic axial other end of installation, the installation closing cap runs through along the axial and is provided with first screw hole, the carousel runs through along the axial and is provided with the second screw hole, fixed closing cap is provided with the third screw hole along the axial, adjusting bolt is threaded connection first screw hole, second screw hole and third screw hole in proper order.

2. An easy to replace impeller according to claim 1, wherein: coupling assembling still includes construction bolt, the installation closing cap cover is located the installation sleeve periphery, the installation closing cap radially runs through and is provided with the fourth and perforates, the installation sleeve radially is provided with the fourth screw hole, construction bolt wears to establish the fourth and perforates to with fourth screw hole threaded connection.

3. An easy to replace impeller according to claim 2, wherein: the connecting assembly further comprises an anti-rotation sealing cover, the anti-rotation sealing cover is detachably and fixedly arranged on the side, deviating from the fixed sealing cover, of the mounting sealing cover, the head of the adjusting bolt is in a hexagonal prism shape, and the anti-rotation sealing cover is provided with an anti-rotation groove for the head of the adjusting bolt to be internally provided with.

4. A readily replaceable impeller according to claim 3, wherein: the anti-rotation seal cover is provided with a mounting ring at the periphery of the mounting seal cover, the mounting ring is provided with an internal groove in a penetrating manner along the radial direction, and the head part of the mounting bolt is positioned in the internal groove.

5. A readily replaceable impeller according to claim 3, wherein: the depth of the anti-rotation groove in the axial direction of the adjusting bolt is larger than the length of the head of the adjusting bolt in the axial direction of the adjusting bolt.

6. An easy to replace impeller according to claim 1, wherein: the third threaded hole penetrates through the fixed sealing cover along the axial direction of the fixed sealing cover.

7. An easy to replace impeller according to claim 1, wherein: the fixed sealing cover is positioned on the side of the rotating disc, which faces away from the blades.

8. An easily replaceable impeller according to any one of claims 2 to 7, wherein: the quantity of adjusting bolt and construction bolt is 3, adjusting bolt and construction bolt are interval and equidistant range setting along the circumference of installation sleeve.