Fan rotor coupling

Abstract

The utility model discloses a fan rotor coupling, including main part, fixing mechanism and cooperation mechanism, the fixing mechanism includes tension spring, positioning frame, push sleeve and main connecting piece, the cooperation mechanism includes auxiliary connecting piece, embedding piece, fixing bolt and rotating shaft, under the mutual cooperation action of above mechanisms, this device installation process is fast, the installation is convenient, the installation is fast, the installation is convenient, and the efficiency is high. The device is suitable for batch operation or on-site rapid replacement, the installation difficulty is lowered, dependence on the installation process and personnel skills is reduced, in addition, the auxiliary connecting pieces and the embedding pieces in the device are replaceable in various forms, and therefore the device is flexible to install, can be suitable for draught fan structures of different sizes and large installation tolerance, and is suitable for popularization and application. Therefore, the assembly precision requirement is reduced, and the assembly efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical device technical field, concretely is a fan rotor coupling. BACKGROUND

[0002] Fan rotor coupling is a kind of mechanical components for connecting the shaft end between fan motor and fan rotor (impeller), mainly functions are to transmit torque, compensate axial and radial displacement, simultaneously absorb certain vibration and impact, and according to different application scenarios and design requirements, the coupling can have multiple forms.

[0003] Firstly, when using the coupling, most coupling installation structures are complex, and the steps are tedious, require professional operation, increase the on-site installation time, especially in the narrow space or time-constrained environment, it is very inconvenient.

[0004] Secondly, the distance between the two shafts of the fan needs to be strictly required during installation, and the assembly is not easy, the installation tolerance is small, and a little error cannot complete assembly.

[0005] Finally, after installation, the rotor is prone to deviation, misplacement or jumping in operation, leading to unstable power transmission and affecting the performance output of the fan. INVENTION CONTENTS

[0006] (I) technical problem solved

[0007] In view of the deficiencies in the prior art, the utility model provides a fan rotor coupling to solve the technical problems mentioned in the background art.

[0008] (II) technical scheme

[0009] To achieve the above purpose, the utility model provides the following technical scheme: a fan rotor coupling, including main body, fixed mechanism and cooperation mechanism, the fixed mechanism includes tension spring, positioning frame, push-in sleeve and main connecting piece, the tension spring is fixedly installed on the main body, and its other end is fixedly connected with the positioning frame, the positioning frame is installed on the main body and is slidably connected with the main body, the push-in sleeve is installed on the main body and is respectively threadedly engaged with the main body and cooperatively connected with the positioning frame, the main connecting piece is installed on the main body and is threadedly engaged with the main body, the cooperation mechanism includes auxiliary connecting piece, embedded part, fixed bolt and rotating shaft, the auxiliary connecting piece is installed on the main connecting piece and is cooperatively connected with the main connecting piece, the embedded part is installed on the auxiliary connecting piece and is cooperatively connected with the auxiliary connecting piece, the fixed bolt is fixedly installed on the embedded part and is cooperatively connected with the rotating shaft, and the rotating shaft is installed in the embedded part.

[0010] Preferably, the main body is provided with external threads and a threaded hole, the pushing sleeve is connected with the external threads, and the main connecting piece is connected with the threaded hole, so that the device is convenient to install and fix.

[0011] In a further preferred embodiment, the pushing sleeve is provided with internal threads, the main connecting piece is provided with a screw rod, the internal threads are connected with the external threads, and the screw rod is connected with the threaded hole, so that the device is convenient to assemble.

[0012] In a further preferred embodiment, the main body is provided with a sliding groove, the positioning frame is internally provided with a contraction groove, the positioning frame slides in the sliding groove, and one end of the tension spring is fixedly installed in the contraction groove, so that the tension spring is convenient to contract.

[0013] In a further preferred embodiment, the main connecting piece is provided with an embedded hole, the positioning frame is provided with a first positioning rod, and the first positioning rod is connected with the embedded hole, so that the device is convenient to stabilize during operation.

[0014] In a further preferred embodiment, the main connecting piece is provided with a square hole, the auxiliary connecting piece is provided with a second positioning rod, the auxiliary connecting piece is connected with the square hole, and the second positioning rod is connected with the embedded hole, so that the cooperation mechanism is convenient to stably operate.

[0015] In a further preferred embodiment, the auxiliary connecting piece is provided with a mounting groove, the embedded piece is provided with a cooperation plate, and the cooperation plate is connected with the mounting groove, so that the embedded piece is convenient to transmit power on the auxiliary connecting piece.

[0016] In a further preferred embodiment, the auxiliary connecting piece is provided with a magnetic block, the embedded piece is provided with a through hole, the magnetic block is connected with the square hole, and the fixing bolt is connected with the through hole, so that the device is convenient to stably operate.

[0017] (Three) beneficial effects

[0018] Compared with the prior art, the fan rotor coupling has the following beneficial effects:

[0019] In the utility model, through the cooperation of the tension spring, the positioning frame, the pushing sleeve and the main connecting piece, the device is convenient to install, is suitable for batch operation or on-site quick replacement, reduces installation difficulty and reduces the dependence on installation process and personnel skills.

[0020] The utility model discloses a cooperation mechanism is set up, under the mutual cooperation of vice connecting piece, inlay piece, fixed bolt and rotating shaft and other components, the vice connecting piece and inlay piece in the device are all multiple forms can replace, thereby make device installation flexible, can be applicable to different size, install the fan structure of larger tolerance, thereby reduce assembly accuracy requirement, promote assembly efficiency.

[0021] The utility model discloses a fixed bolt, inlay piece and hole and other components or a certain hole are set up, guarantee the continuity and stability of device power transmission, avoid the energy loss caused by loose connection, reduce the relative motion between the shaft. DRAWINGS

[0022] Figure 1 It is a fan rotor coupling overall structure schematic diagram in the utility model;

[0023] Figure 2 It is another angle overall structure schematic diagram in the utility model;

[0024] Figure 3 It is cooperation mechanism explosion view in the utility model;

[0025] Figure 4 It is fixed mechanism explosion view in the utility model;

[0026] Figure 5 It is main body internal structure section view in the utility model.

[0027] In the drawing: 1, main body;2, tension spring;3, positioning frame;4, push set;5, main connecting piece;6, vice connecting piece;7, inlay piece;8, fixed bolt;9, rotating shaft;10, outer thread;11, threaded hole;12, internal thread;13, screw;14, sliding groove;15, contraction groove;16, inlay hole;17, first positioning rod;18, square hole;19, second positioning rod;20, installation groove;21, cooperation board;22, magnetic block;23, through -hole. DETAILED DESCRIPTION

[0028] The technical scheme in the utility model embodiment will be described clearly and completely below in conjunction with the drawings of the utility model embodiments, and obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0029] Embodiment 1:

[0030] Please refer to Figures 1-5The utility model provides a fan rotor coupling, including main body 1, fixed mechanism and cooperation mechanism, the fixed mechanism includes tension spring 2, positioning frame 3, push cover 4 and main connecting piece 5, tension spring 2 is fixedly installed on main body 1, and its other end is fixedly connected with positioning frame 3, positioning frame 3 is installed on main body 1 and is slidably connected with main body 1, push cover 4 is installed on main body 1 and is respectively threadedly engaged with main body 1 and is matched with positioning frame 3, main connecting piece 5 is installed on main body 1 and is threadedly engaged with main body 1, the cooperation mechanism includes auxiliary connecting piece 6, fitting piece 7, fixed bolt 8 and rotating shaft 9, auxiliary connecting piece 6 is installed on main connecting piece 5 and is matched with main connecting piece 5, fitting piece 7 is installed on auxiliary connecting piece 6 and is matched with auxiliary connecting piece 6, fixed bolt 8 is fixedly installed on fitting piece 7 and is matched with rotating shaft 9, rotating shaft 9 is installed inside fitting piece 7.

[0031] In the embodiment, the fixed mechanism includes tension spring 2, positioning frame 3, push cover 4 and main connecting piece 5, in use, main body 1 can be placed to the middle of two connecting shafts first, then fitting piece 7 is installed on two rotating shafts 9, then the fixed mechanism is started, main connecting piece 5 is installed on both ends of main body 1 first, the screw rod 13 on main connecting piece 5 is threadedly engaged with the threaded hole 11 on both ends of main body 1, when main connecting piece 5 is installed, positioning frame 3 can be pushed, so that positioning frame 3 can slide in the sliding groove 14 of main body 1, and the tension spring 2 fixedly installed in the contraction groove 15 of positioning frame 3 is stretched, and the first positioning rod 17 on positioning frame 3 is directly inserted into the fitting hole 16 of main connecting piece 5, in order to prevent positioning frame 3 from being pulled by the tension spring, the inner thread 12 on push cover 4 is threadedly engaged with the outer thread 10 on main body 1 at this time, so that the position of positioning frame 3 is fixed, so that main connecting piece 5 does not rotate after being installed on main body 1, so that the coupling is prevented from being disconnected during use.

[0032] In the embodiment, the cooperation mechanism includes auxiliary connecting piece 6, fitting piece 7, fixed bolt 8 and rotating shaft 9, in use, whether fitting piece 7 is replaced and whether auxiliary connecting piece 6 is installed can be considered according to the distance between the two rotating shafts 9, in the utility model, auxiliary connecting piece 6 is installed on main connecting piece 5, the magnetic block 22 on auxiliary connecting piece 6 is matched with the square hole 18 on main connecting piece 5, and after fitting piece 7 wraps rotating shaft 9, fixed bolt 8 is installed on the through hole 23 of fitting piece 7, the matching plate 21 on fitting piece 7 is directly inserted into the installation groove 20 of auxiliary connecting piece 6 before this, and after auxiliary connecting piece 6 is installed on main connecting piece 5, the second positioning rod 19 on auxiliary connecting piece 6 is also directly inserted into the fitting hole 16 of main connecting piece 5, so that the operation of the device is more stable.

[0033] Embodiment 2:

[0034] In summary, in use, first, the main body 1 is placed in the middle of the two connecting shafts, then the fitting piece 7 is installed on the two rotating shafts 9, and then the fixing mechanism is started. First, the main connecting piece 5 is installed at both ends of the main body 1, the screw rod 13 on the main connecting piece 5 is screwed into the threaded hole 11 at both ends of the main body 1, and when the main connecting piece 5 is installed, the positioning frame 3 can be pushed so that it can slide in the sliding groove 14 of the main body 1. The tension spring 2 fixedly installed in the contraction groove 15 of the positioning frame 3 is stretched, and the first positioning rod 17 on the positioning frame 3 is directly inserted into the fitting hole 16 of the main connecting piece 5. In order to prevent the positioning frame 3 from being pulled by the tension spring, the pushing sleeve 4 can be rotated at this time, so that the internal thread 12 on the pushing sleeve 4 is screwed into the external thread 10 on the main body 1, thereby fixing the position of the positioning frame 3, so that the main connecting piece 5 cannot be rotated after being installed on the main body 1, thereby preventing the coupling from being disconnected during use. The same operation is performed on the other end of the main body 1. Then, when the fixing mechanism is installed, whether to replace the fitting piece 7 and whether to install the secondary connecting piece 6 can be considered according to the distance between the two rotating shafts 9. In the case of the device, the secondary connecting piece 6 can be installed on the main connecting piece 5. The magnetic block 22 on the secondary connecting piece 6 is connected with the square hole 18 on the main connecting piece 5. After the fitting piece 7 wraps around the rotating shaft 9, the fixing bolt 8 can be installed in the through hole 23 of the fitting piece 7. Before that, the fitting plate 21 on the fitting piece 7 is directly inserted into the installation groove 20 of the secondary connecting piece 6. After the secondary connecting piece 6 is installed on the main connecting piece 5, the second positioning rod 19 on the secondary connecting piece 6 is also directly inserted into the fitting hole 16 of the main connecting piece 5, so that the operation of the device is more stable.

[0035] In all the above-mentioned schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection, or other known connection methods. In this regard, the welding is preferred. Although embodiments of the present application have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A fan rotor coupling comprising a main body (1), a fixing mechanism and a mating mechanism, characterized in that, The fixed mechanism comprises a tension spring (2), a positioning frame (3), a pushing sleeve (4) and a main connector (5), one end of the tension spring (2) is fixedly installed on the main body (1) and is fixedly connected with the positioning frame (3), the positioning frame (3) is installed on the main body (1) and is slidably connected with the main body (1), the pushing sleeve (4) is installed on the main body (1) and is threadedly engaged with the main body (1) and is connected with the positioning frame (3), and the main connector (5) is installed on the main body (1) and is threadedly engaged with the main body (1).

2. A fan rotor coupling as claimed in claim 1, characterised in that: The main body (1) is provided with external threads (10) and threaded holes (11), the pushing sleeve (4) is connected with the external threads (10), and the main connector (5) is connected with the threaded holes (11).

3. A fan rotor coupling as claimed in claim 2, characterised in that: The pushing sleeve (4) is provided with internal threads (12), the main connector (5) is provided with a screw rod (13), the internal threads (12) are connected with the external threads (10), and the screw rod (13) is connected with the threaded holes (11).

4. A fan rotor coupling as claimed in claim 1, wherein: The main body (1) is provided with a sliding groove (14), the positioning frame (3) is internally provided with a contraction groove (15), the positioning frame (3) slides in the sliding groove (14), and one end of the tension spring (2) is fixedly installed in the contraction groove (15).

5. A fan rotor coupling as claimed in claim 2, characterised in that: The main connector (5) is provided with an embedded hole (16), the positioning frame (3) is provided with a first positioning rod (17), and the first positioning rod (17) is connected with the embedded hole (16).

6. A fan rotor coupling as claimed in claim 5, characterised in that: The main connector (5) is provided with a square hole (18), the auxiliary connector (6) is provided with a second positioning rod (19), the auxiliary connector (6) is connected with the square hole (18), and the second positioning rod (19) is connected with the embedded hole (16).

7. A fan rotor coupling as claimed in claim 1, wherein: The auxiliary connector (6) is provided with a mounting groove (20), the embedded part (7) is provided with a matching plate (21), and the matching plate (21) is connected with the mounting groove (20).

8. A fan rotor coupling as claimed in claim 6, characterised in that: The auxiliary connector (6) is provided with a magnetic block (22), the embedded part (7) is provided with a through hole (23), the magnetic block (22) is connected with the square hole (18), and the fixed bolt (8) is connected with the through hole (23).

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