CN219376736U

CN219376736U - Blade-detachable curved blade opening turbine

Info

Publication number: CN219376736U
Application number: CN202320749368.2U
Authority: CN
Inventors: 吴顺龙; 郭林
Original assignee: Hangzhou Kunbo Power Equipment Co ltd
Current assignee: Hangzhou Kunbo Power Equipment Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-21
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a blade-detachable bent blade opening turbine which comprises a hub, wherein a connecting ring is arranged on the outer side of the hub, a bent blade opening turbine main body is uniformly arranged on the outer side of the connecting ring, clamping blocks are arranged on one side, close to the connecting ring, of the bent blade opening turbine main body, and clamping grooves are uniformly formed in the outer side of the connecting ring. According to the utility model, through the mutual clamping action between the clamping blocks and the clamping grooves, the curved blade opening turbine main body is initially positioned and fixed, and meanwhile, the clamping blocks and the clamping grooves are arranged in a trapezoid shape, so that the contact area between the clamping blocks and the clamping grooves can be enlarged, the connection relation between the clamping blocks is tighter, and meanwhile, the fixed connecting plate is tightly connected with the connecting ring through the clamping connection between the positioning grooves and the positioning blocks, so that the curved blade opening turbine main body is conveniently replaced, and the curved blade opening turbine main body is reinforced and fixed, so that the practicability of the curved blade opening turbine is enhanced.

Description

Blade-detachable curved blade opening turbine

Technical Field

The utility model relates to the technical field of turbines, in particular to a curved blade opening turbine with detachable blades.

Background

The blade of the impeller is usually welded on the hub, when the blade of the impeller is welded, the blade is usually grooved on the hub, the blade is welded after being embedded, and the small impeller is also integrally cast, especially the blade, such as mass production, and the casting is more convenient than the welding. For large diameter open turbines, all blades or a pair of radially symmetrical blades can be made to be detachably connected with the hub for easy installation;

the existing curved blade opening turbine is difficult to smoothly carry out due to the fact that the blades of the existing curved blade opening turbine are easily worn under long-time use, but the existing curved blade opening turbine is mostly integrated, when the blades are worn, the whole turbine needs to be replaced, so that the waste phenomenon of resources can be generated, and therefore, a single-blade detachable curved blade opening turbine is needed to be designed to solve the problems.

Disclosure of Invention

The utility model aims to provide a blade-detachable bent blade opening turbine, which aims to solve the problem that most of the bent blade opening turbines in the background art are integrated and are difficult to replace.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a turbine is opened to blade detachable curved leaf, includes wheel hub, the go-between is installed in the outside of wheel hub, and the outside of go-between evenly installs curved leaf and open the turbine main part, curved leaf is opened the turbine main part and is close to one side of go-between and all installs the fixture block, the outside of go-between evenly is provided with the draw-in groove, the fixture block all is connected with the draw-in groove, fixed connection board is installed on the top of go-between.

When the turbine is opened by the bent blade with the detachable blade, the turbine main body is initially positioned and fixed by the mutual clamping action between the clamping block and the clamping groove.

Preferably, the inside of fixture block all is provided with the locating piece, the locating piece is evenly installed to the one end that the fixed connection board is close to the fixture block, the locating piece all is connected with the constant head tank, the inside of fixed connection board evenly is provided with the recess, the inside of go-between the draw-in groove evenly is provided with the screw, and the internally mounted of screw has the bolt.

Preferably, the cross section of the clamping block is trapezoidal, and the width of the clamping block is equal to that of the clamping groove.

Preferably, the section of the positioning block is in an arc shape, and the positioning blocks are distributed at equal intervals on the outer side of the connecting ring.

Compared with the prior art, the utility model has the beneficial effects that: the detachable bent blades of the blades open the turbine, so that the detachable function of the blades is realized;

through the mutual clamping action between the clamping blocks and the clamping grooves, the turbine main body is opened by the bent blades to perform preliminary positioning and fixing, and meanwhile, the clamping blocks and the clamping grooves are arranged to be trapezoid, so that the contact area between the clamping blocks and the clamping grooves can be enlarged, and the connection relation between the clamping blocks and the clamping grooves is tighter;

through the fixed connection board of surface mounting at the go-between to increase the curved leaf and open the fixed connection between turbine main part and the go-between, simultaneously through the block connection between constant head tank and the locating piece, with fixed connection board and go-between zonal close connection, thereby conveniently open the turbine main part to the curved leaf and change, also open the turbine main part to the curved leaf and strengthen fixedly, thereby strengthen the curved leaf and open the practicality of turbine.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of the present utility model;

fig. 4 is a schematic three-dimensional structure of the present utility model.

Reference numerals in the drawings illustrate: 1. the curved blade opens the turbine body; 2. a connecting ring; 3. a hub; 4. a clamping block; 5. a clamping groove; 6. a positioning groove; 7. a screw hole; 8. fixing the connecting plate; 9. a groove; 10. a bolt; 11. and (5) positioning blocks.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the blade-detachable bent blade opening turbine comprises a hub 3, wherein a connecting ring 2 is arranged on the outer side of the hub 3, a bent blade opening turbine main body 1 is uniformly arranged on the outer side of the connecting ring 2, and clamping blocks 4 are arranged on one side, close to the connecting ring 2, of the bent blade opening turbine main body 1;

the inside of the clamping block 4 is provided with positioning blocks 11, one end, close to the clamping block 4, of the fixed connecting plate 8 is uniformly provided with positioning blocks 11, the positioning blocks 11 are all connected with the positioning grooves 6, the inside of the fixed connecting plate 8 is uniformly provided with grooves 9, the inside of the connecting ring 2 between the clamping grooves 5 is uniformly provided with screw holes 7, bolts 10 are arranged in the screw holes 7, the size of the positioning grooves 6 is equal to that of the positioning blocks 11, the positioning blocks 11 are distributed at the bottom end of the fixed connecting plate 8 in an equidistant manner, the profile of each positioning block 11 is in an arc shape, the positioning blocks 11 are distributed at the outer side of the connecting ring 2 in an equidistant manner, the profile of each clamping block 4 is trapezoidal, and the width of each clamping block 4 is equal to that of the clamping groove 5;

specifically, as shown in fig. 1 and 3, when in use, the fixing connection plate 8 is initially positioned through the positioning block 11 and the positioning groove 6;

clamping grooves 5 are uniformly formed in the outer side of the connecting ring 2, clamping blocks 4 are connected with the clamping grooves 5, and a fixed connecting plate 8 is arranged at the top end of the connecting ring 2.

Working principle: when the blade-bending opening turbine main body 1 is required to be replaced in the use process, the bolt 10 is rotated and the positioning block 11 is pulled out from the inside of the positioning groove 6, so that the fixed connecting plate 8 is taken down from the top end of the connecting ring 2, the fixed limit of the blade-bending opening turbine main body 1 and the connecting ring 2 is released, and finally the clamping block 4 is pulled out from the inside of the clamping groove 5, so that the blade-bending opening turbine main body 1 is quickly and conveniently replaced, the blade-bending opening turbine main body 1 is detachable, and the blade-bending opening turbine main body is simple and easy to operate in the reverse direction when being installed.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a turbine is opened to curved leaf that blade is detachable, includes wheel hub (3), its characterized in that: the utility model discloses a turbine, including hub (3), turbine body (1), clamping block (4), clamping groove (5) are evenly provided with in the outside of hub (3), and turbine body (1) is opened to the curved leaf of evenly installing in the outside of coupling ring (2), the clamping block (4) all are connected with clamping groove (5) in the side that turbine body (1) is close to coupling ring (2) is opened to curved leaf, fixed connection board (8) are installed on the top of coupling ring (2).

2. A blade-removable bent-blade start turbine according to claim 1, wherein: the inside of fixture block (4) all is provided with locating piece (11), fixed connection board (8) are close to the one end of fixture block (4) and evenly install locating piece (11), locating piece (11) all are connected with constant head tank (6), the inside of fixed connection board (8) evenly is provided with recess (9), the inside of go-between (2) between draw-in groove (5) evenly is provided with screw (7), and the internally mounted of screw (7) has bolt (10).

3. A blade-removable bent-blade start turbine according to claim 1, wherein: the section of the clamping block (4) is trapezoidal, and the width of the clamping block (4) is equal to the width of the clamping groove (5).

4. A blade-removable bent-blade start turbine according to claim 2, wherein: the size of the positioning grooves (6) is equal to that of the positioning blocks (11), and the positioning blocks (11) are distributed at equal intervals at the bottom end of the fixed connecting plate (8).

5. A blade-removable bent-blade start turbine according to claim 2, wherein: the section of the positioning block (11) is in an arc shape, and the positioning blocks (11) are distributed on the outer side of the connecting ring (2) in an equidistant arrangement mode.