CN218717571U

CN218717571U - Fan convenient to maintenance

Info

Publication number: CN218717571U
Application number: CN202222583674.1U
Authority: CN
Inventors: 吴文彬
Original assignee: Zhejiang Sihe Fan Co ltd
Current assignee: Zhejiang Sihe Fan Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-03-24
Anticipated expiration: 2032-09-27

Abstract

The utility model provides a fan convenient to maintenance belongs to fan technical field. It has solved that current fan adopts direct welding to connect firmly for when having guaranteed stability, make to be difficult to dismantle and overhaul, bring a great deal of inconvenient problem when giving the maintenance. This fan convenient to maintenance, including the fan casing, air intake and air outlet have been seted up on the fan casing, still be provided with drive assembly in the fan casing, the fan casing internal fixation is provided with fan blade assembly, the fan casing comprises casing and fan casing down on the fan, the protruding location portion that is equipped with of side of casing on the fan, the protruding connecting portion that are equipped with of side of casing under the fan, the fixed joint piece one that is provided with under the fan on the casing, the fixed joint piece two that is provided with on the casing on the fan, the joint groove has been seted up on the joint piece one, the protruding locating piece that is equipped with of lower extreme of joint piece two, the constant head tank has still been seted up to the bottom in joint groove, still be provided with locating assembly on the joint piece one. The utility model has the advantages of be convenient for maintain and stability is high.

Description

Fan convenient to maintenance

Technical Field

The utility model belongs to the technical field of the fan, a fan, in particular to fan convenient to maintenance is related to.

Background

Fans are widely used in ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling. Because the fan need be applicable to different environment, then more and more receive attention to the installation with the fan with maintaining, prior art is comparatively rigid, and current fan adopts direct welding to connect firmly mostly, when having guaranteed stability for it overhauls to be difficult to dismantle, brings a great deal of inconvenience for when maintaining, thereby has increased artifical intensity of labour.

Disclosure of Invention

The utility model aims at providing a fan convenient to maintenance and stability are high to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the fan convenient to maintain comprises a fan shell, wherein an air inlet used for air inlet and an air outlet used for air outlet are formed in the fan shell, and a driving assembly is further arranged in the fan shell.

In foretell fan convenient to maintenance, locating component include locating lever, movable part, sliding part and reset spring, joint piece on set up the fluting that supplies locating component to install, joint piece on set up the mounting hole that is used for the location, the one end of locating lever stretch out the fluting outside and be connected with the movable part, just the other end of locating lever stretches into in the constant head tank and cooperatees with the locating hole, the sliding part set up in the fluting and slide in the fluting, reset spring set up on the locating lever, reset spring's one end is connected on the sliding part, just reset spring's the other end is connected on grooved inner wall.

In foretell fan convenient to maintenance, flabellum subassembly include skeleton and a plurality of flabellum, the skeleton is circular setting, a plurality of flabellum circumference sets up in the inboard of skeleton, the front end of flabellum has the radian.

In foretell fan convenient to maintenance, the protruding sealed bulge loop that is used for sealed that is equipped with in the upper end of casing under the fan, the fan on set up the sealed ladder groove of enhancement on the casing.

In foretell fan convenient to maintenance, connecting portion on offer the trompil that supplies location portion to connect, location portion epirelief be equipped with trompil matched with location arch, location arch and location portion be integrated into one piece and set up.

Compared with the prior art, this fan convenient to maintenance makes the fan casing be split type setting through dividing the fan casing into casing under casing and the fan on the fan, because long-term use can cause the damage when the flabellum subassembly is inside, split type setting has made things convenient for workman's maintenance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the lower casing of the fan of the present invention.

Fig. 3 is a schematic structural diagram of the upper housing of the middle blower of the present invention.

Fig. 4 is a schematic sectional structure diagram of the present invention.

Fig. 5 is a schematic structural diagram of the fan blade assembly of the present invention.

Fig. 6 is an enlarged schematic view at a in fig. 4.

In the figure, 1, a fan casing; 2. an air inlet; 3. an air outlet; 4. a fan blade assembly; 5. a drive assembly; 6. a fan upper shell; 7. a lower casing of the fan; 8. a positioning part; 9. a connecting portion; 10. a first clamping block; 11. a second clamping block; 12. a clamping groove; 13. positioning blocks; 14. positioning a groove; 15. a positioning assembly; 16. positioning a rod; 17. a movable portion; 18. a sliding part; 19. a return spring; 20. grooving; 21. mounting holes; 22. a framework; 23. a fan blade; 24. a sealing convex ring; 25. a stepped groove; 26. opening a hole; 27. and a positioning projection.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, the fan convenient for maintenance includes a fan housing 1, the fan housing 1 is provided with an air inlet 2 for air inlet and an air outlet 3 for air outlet, the fan housing 1 is internally and fixedly provided with a fan blade assembly 4, the fan housing 1 is internally and further provided with a driving assembly 5 for driving the fan blade assembly 4 to work, the fan housing 1 is composed of an upper fan housing 6 and a lower fan housing 7, the side of the upper fan housing 6 is convexly provided with a positioning portion 8 for positioning connection, the side of the lower fan housing 7 is convexly provided with a connecting portion 9 for positioning and matching with the positioning portion 8, the lower fan housing 7 is fixedly provided with a first clamping block 10 for connecting the upper fan housing 6, the upper fan housing 6 is fixedly provided with a second clamping block 11 for connecting the lower fan housing 7, the first clamping block 10 is provided with a clamping groove 12 matched with the second clamping block 11, the lower end of the second clamping block 11 is convexly provided with a positioning block 13 for positioning, the bottom end of the positioning block 12 is further provided with a positioning block 15 for positioning assembly, and a plurality of positioning blocks 15 are provided with a positioning grooves for positioning and a positioning structure for positioning on the upper fan housing 7 and a positioning groove 15.

In further detail, the positioning assembly 15 includes a positioning rod 16, a movable portion 17, a sliding portion 18 and a return spring 19, the first joint block 10 is provided with a slot 20 for the positioning assembly 15 to be installed, the second joint block 11 is provided with a mounting hole 21 for positioning, one end of the positioning rod 16 extends out of the slot 20 and is connected with the movable portion 17, the other end of the positioning rod 16 extends into the positioning slot 14 and is matched with the positioning hole, the sliding portion 18 is arranged in the slot 20 and slides in the slot 20, the return spring 19 is arranged on the positioning rod 16, one end of the return spring 19 is connected on the sliding portion 18, and the other end of the return spring 19 is connected on the inner wall of the slot 20.

Further, the connection of the fan housing 1 is described in detail, when the upper fan housing 6 is installed on the lower fan housing 7, the first clamping block 10 and the second clamping block 11 are matched, the positioning block 13 on the second clamping block 11 is matched with the positioning groove 14 in the first clamping block 10, the movable portion 17 is pulled, the positioning rod 16 moves towards the inside of the groove 20, the return spring 19 is compressed, the sliding portion 18 moves towards the inside of the groove 20, the positioning block 13 on the second clamping block 11 can extend into the positioning groove 14 of the first clamping block 10, the movable portion 17 is released, the positioning rod 16 moves towards the outside of the groove 20, the return spring 19 rebounds, the movable portion 17 moves towards the outside of the groove 20, the positioning rod 16 can extend into the positioning hole of the positioning block 13 on the second clamping block 11, the upper fan housing 6 is positioned on the lower fan housing 7, when the upper fan housing 6 is disassembled, the movable portion 17 is pulled, the return spring 19 is compressed, the sliding portion 18 moves towards the inside of the groove 20, the positioning rod 16 moves towards the inside of the groove 20, and the positioning rod 16 can be removed, and the positioning of the lower fan housing 7.

In further detail, the fan blade assembly 4 includes a framework 22 and a plurality of fan blades 23, the framework 22 is in a circular shape, the plurality of fan blades 23 are circumferentially arranged on the inner side of the framework 22, and the front ends of the fan blades 23 have radians.

In a further elaboration, the upper end of the lower casing 71 of the fan is convexly provided with a sealing convex ring 24 for sealing, the fan is provided with a stepped groove 25 for strengthening sealing on the casing 6, the sealing convex ring 24 is mutually matched with the stepped groove 25, and the sealing performance between the upper casing 6 of the fan and the lower casing 7 of the fan is strengthened.

In more detail, the connecting portion 9 is provided with an opening 26 for connecting the positioning portion 8, the positioning portion 8 is convexly provided with a positioning protrusion 27 matched with the opening 26, and the positioning protrusion 27 and the positioning portion 8 are integrally formed.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the blower housing 1, the air inlet 2, the air outlet 3, the fan blade assembly 4, the driving assembly 5, the blower upper housing 6, the blower lower housing 7, the positioning portion 8, the connecting portion 9, the first clamping block 10, the second clamping block 11, the clamping groove 12, the positioning block 13, the positioning groove 14, the positioning assembly 15, the positioning rod 16, the movable portion 17, the sliding portion 18, the return spring 19, the slot 20, the mounting hole 21, the framework 22, the fan blades 23, the sealing convex ring 24, the stepped groove 25, the opening 26, and the positioning protrusion 27 are used more often in the drawings, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a fan convenient to maintenance, includes fan casing (1), fan casing (1) on offer air intake (2) that are used for the air inlet and air outlet (3) that are used for the air-out, fan casing (1) in still be provided with drive assembly (5), its characterized in that, fan casing (1) internal fixation be provided with flabellum subassembly (4), fan casing (1) constitute by casing (6) and casing (7) under the fan on the fan, the protruding location portion (8) that are used for the location connection that is equipped with of side of casing (6) on the fan, the fan under the protruding connecting portion (9) that are used for the location and cooperate the connection with location portion (8) that are equipped with of side of casing (7), fan under casing (7) on the fixed joint piece one (10) that are used for connecting casing (6) on the fan, fan on casing (6) on the fixed joint piece two (11) that are used for connecting casing (7) under the fan, joint piece one (10) on offer joint piece two (11) with joint piece (11) that joint piece (11) matched with, the locating piece (11) is equipped with locating piece (13) that still the bottom that is used for carrying out the location groove (13) and the locating piece (13) that still is equipped with the locating piece (13) and carry out the locating slot (12) and go on the locating piece (13) that cooperate and carry out the locating slot (10) and carry out the locating piece (10) and carry out the locating slot (10) matching (15).

2. The fan convenient to maintain as claimed in claim 1, wherein the positioning assembly (15) comprises a positioning rod (16), a movable portion (17), a sliding portion (18) and a return spring (19), a slot (20) for the positioning assembly (15) to install is formed in the first clamping block (10), a mounting hole (21) for positioning is formed in the second clamping block (11), one end of the positioning rod (16) extends out of the slot (20) and is connected with the movable portion (17), the other end of the positioning rod (16) extends into the positioning groove (14) and is matched with the positioning hole, the sliding portion (18) is arranged in the slot (20) and slides in the slot (20), the return spring (19) is arranged on the positioning rod (16), one end of the return spring (19) is connected to the sliding portion (18), and the other end of the return spring (19) is connected to the inner wall of the slot (20).

3. The blower convenient to maintain according to claim 1, wherein the fan blade assembly (4) comprises a framework (22) and a plurality of fan blades (23), the framework (22) is arranged in a circular manner, the plurality of fan blades (23) are circumferentially arranged on the inner side of the framework (22), and the front ends of the fan blades (23) have radians.

4. The blower convenient to maintain according to claim 1, wherein a sealing convex ring (24) for sealing is convexly arranged at the upper end of the lower blower shell (7), and a stepped groove (25) for strengthening sealing is formed in the upper blower shell (6).

5. The blower convenient to maintain according to claim 1, wherein the connecting portion (9) is provided with an opening (26) for connecting the positioning portion (8), the positioning portion (8) is convexly provided with a positioning protrusion (27) matched with the opening (26), and the positioning protrusion (27) and the positioning portion (8) are integrally formed.