CN217814025U

CN217814025U - Low-noise axial flow fan

Info

Publication number: CN217814025U
Application number: CN202221397130.XU
Authority: CN
Inventors: 黄棨峰
Original assignee: Hunan Elf Environmental Control Intelligent Equipment Co ltd
Current assignee: Hunan Elf Environmental Control Intelligent Equipment Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-11-15
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a low noise axial fan, comprising a main body, the front side movable sleeve of main part has the mask, fixed establishment is installed respectively to the both sides of main part, fixed establishment includes that fixed connection is close to the connecting block of both sides respectively in mask rear end, the card hole has been seted up to the inboard of connecting block, the both ends difference fixedly connected with shell of main part, the spread groove has been seted up between shell and the main part, the mounting groove has been seted up to the inside of connecting block, the inboard of mounting groove is provided with the movable rod, the one end fixedly connected with fixed block of movable rod, the one end fixedly connected with fixture block of fixed block. A low noise axial fan, remove the restriction through pulling pull ring fixture block to the connecting block with protecting the frame, rotate the pull ring again, make stopper and spout dislocation, like reason unblock opposite side alright lift off easy operation, swift with protecting the front side that the frame followed the main part.

Description

Low-noise axial flow fan

Technical Field

The utility model relates to an axial fan technical field, in particular to low noise axial fan.

Background

The axial flow fan has a wide application range, namely, the axial flow fan and the fan of the air conditioner external unit are airflow in the same direction as the shaft of the fan blade, such as an electric fan, and the fan operates in an axial flow mode. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes a position and moves air. The axial flow fan mainly comprises a fan impeller and a casing, and has a simple structure but high data requirement; and current low noise axial fan can be at front side position installation protective frame basically to play the protection or block the purpose that the foreign matter got into, improve its security, and protective frame carries out fixed mounting through the bolt usually, but when the later stage cleared up the dust of inboard, then need dismantle protective frame, dismantlement this moment will be more troublesome, cost more time.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low noise axial fan which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low noise axial fan, includes the main part, the front side movable sleeve of main part has the protective frame, fixed establishment is installed respectively to the both sides of main part, fixed establishment includes that fixed connection is close to the connecting block of both sides respectively at protective frame rear end, the card hole has been seted up to the inboard of connecting block, the both ends difference fixedly connected with shell of main part, the spread groove has been seted up between shell and the main part, the mounting groove has been seted up to the inside of connecting block, the inboard of mounting groove is provided with the movable rod, the one end fixedly connected with fixed block of movable rod, the one end fixedly connected with fixture block of fixed block, the outside of movable rod is close to movable sleeve between fixed block and the mounting groove one side inner wall and has the spring, the upper and lower both ends difference fixedly connected with stopper of movable rod, the spout has all been seted up to the position that one side of shell is close to two sets of stoppers, the one end fixedly connected with pull ring of movable rod.

Preferably, the rear side position of connecting block sets up for the slope, connecting block and spread groove phase-match, the connecting block is as an organic whole with the protective frame.

Preferably, two sets of the shell is located the main part both ends respectively and is close to the front side border position, the movable rod runs through one side of shell, fixed block and mounting groove phase-match.

Preferably, the fixture block runs through the other side of shell to the inboard position of spread groove, fixture block and card hole phase-match, stopper and spout are swing joint.

Preferably, the two ends of the main body are respectively fixedly connected with a handle, the lower end of the main body is fixedly connected with supporting legs, the lower end of the supporting legs is fixedly connected with a bottom plate, and the lower end of the bottom plate is fixedly connected with universal wheels.

Preferably, the number of the supporting legs and the universal wheels is four, and the supporting legs and the universal wheels are respectively positioned at the corners of the bottom plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the connecting block and the protective frame are relieved from limitation by pulling the pull ring clamping block, the pull ring is rotated again, the limiting block and the sliding groove are staggered, the other side is unlocked in the same way, the protective frame can be detached from the front side of the main body, and the operation is simple and rapid.

2. The whole body is pushed through the handle, and the use of four groups of universal wheels is matched, so that the whole body can be conveniently moved to a required position.

Drawings

Fig. 1 is a schematic view of the overall structure of a low-noise axial flow fan of the present invention;

fig. 2 is a schematic view of a partial structure of a low noise axial flow fan according to the present invention;

fig. 3 is a schematic view of the internal structure of the fixing mechanism of the low-noise axial flow fan of the present invention;

fig. 4 is the utility model relates to a low noise axial fan's fixed establishment part dissects the schematic structure diagram.

In the figure: 1. a main body; 2. protecting the frame; 3. a fixing mechanism; 31. connecting blocks; 32. clamping holes; 33. a housing; 34. connecting grooves; 35. mounting grooves; 36. a movable rod; 37. a fixed block; 38. a clamping block; 39. a spring; 310. a limiting block; 311. a chute; 312. a pull ring; 4. a handle; 5. a leg; 6. a base plate; 7. a universal wheel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a low-noise axial flow fan, including a main body 1, a protective frame 2 is movably sleeved on the front side of the main body 1, fixing mechanisms 3 are respectively installed on two sides of the main body 1, each fixing mechanism 3 includes a connecting block 31 fixedly connected to the rear end of the protective frame 2 and respectively close to the two sides, a clamping hole 32 is formed in the inner side of the connecting block 31, shells 33 are fixedly connected to two ends of the main body 1 respectively, a connecting groove 34 is formed between each shell 33 and the main body 1, an installation groove 35 is formed in the connecting block 31, a movable rod 36 is arranged on the inner side of the installation groove 35, a fixed block 37 is fixedly connected to one end of the movable rod 36, a spring 39 is fixedly sleeved on the outer side of the movable rod 36 and between the inner wall of one side of the installation groove 35 and the outer side of the fixed rod 37, limit blocks 310 are fixedly connected to the upper and lower ends of the movable rod 36 respectively, a sliding groove 311 is formed in the position of one side of the shell 33 close to the two limit blocks 310, and a pull ring 312 is fixedly connected to one end of the movable rod 36.

In this embodiment, the rear side position of connecting block 31 is the slope setting, connecting block 31 and connecting groove 34 phase-match, connecting block 31 and safe frame 2 are as an organic whole, two sets of shells 33 are located the near front edge position in main part 1 both ends respectively, movable rod 36 runs through one side of shell 33, fixed block 37 and mounting groove 35 phase-match, fixture block 38 runs through the opposite side of shell 33 to the inboard position of connecting groove 34, fixture block 38 and card hole 32 phase-match, stopper 310 is swing joint with spout 311.

Specifically, the movable rod 36 and the two sets of limit blocks 310 which are fixedly connected are driven to slide on the inner sides of the sliding grooves 311 by pulling the set of pull rings 312, at this time, the fixed block 37 and the fixture block 38 which are fixedly connected at one end are pulled, so that the fixed block 37 slides in the mounting groove 35, the spring 39 is compressed, the fixture block 38 leaves the inner side of the clamping hole 32 and enters the inside of the mounting groove 35, the limitation on the connecting block 31 and the protective frame 2 is removed, when the pull rings 312 are pulled, the pull rings 312 are rotated until the two sets of limit blocks 310 leave the inside of the two sets of sliding grooves 311, so that the two sets of limit blocks 310 and the two sets of sliding grooves 311 are mutually staggered, so that the spring 39 rebounds to push the fixture block 38 to be clamped into the clamping hole 32 again, and similarly, the other side is unlocked, so that the protective frame 2 can be dismounted from the front side of the main body 1, the operation is simple and fast, in addition, when the mounting is carried out, the two sets of fixture blocks 38 can be returned first, then the two sets of the connection blocks 31 on the protective frame 2 are directly inserted into the connection groove 34, because the rear side of the connection block 31 is arranged obliquely, the fixture block 38 can be pushed to move to one side, the spring 39 can be simultaneously, the fixture block 38 can be clamped into the fixed on the protective frame 2, and the purpose of the protective frame is achieved, and the protective frame 2 is achieved, until the purpose of the protective frame is achieved.

In this embodiment, the both ends of main part 1 are fixedly connected with handle 4 respectively, and the lower extreme fixedly connected with stabilizer blade 5 of main part 1, the lower extreme fixedly connected with bottom plate 6 of stabilizer blade 5, the lower extreme fixedly connected with universal wheel 7 of bottom plate 6, and stabilizer blade 5 is four groups with the quantity of universal wheel 7, and stabilizer blade 5 is located the corner of bottom plate 6 respectively with universal wheel 7.

Specifically, the whole is pushed through the handle 4, and the use of four groups of universal wheels 7 is matched, so that the whole can be conveniently moved to a required position.

The working principle is as follows:

when the universal wheel needs to be disassembled, firstly, a group of pull rings 312 are pulled to drive a movable rod 36 and two groups of limit blocks 310 which are fixedly connected to slide on the inner sides of sliding grooves 311, at this time, a fixed block 37 and a clamp block 38 which are fixedly connected to one end are pulled to enable the fixed block 37 to slide in a mounting groove 35, a spring 39 is compressed, the clamp block 38 leaves the inner sides of clamping holes 32 and enters the inside of the mounting groove 35, the limitation on the connecting block 31 and the protective frame 2 is removed, when the pull rings 312 are pulled, the pull rings 312 are rotated until the two groups of limit blocks 310 leave the inside of the two groups of sliding grooves 311, the two groups of limit blocks 310 and the two groups of sliding grooves 311 are mutually staggered, so that the clamp block 38 is pushed to be clamped into the clamping hole 32 again by the spring 39, similarly, the other side is unlocked, the protective frame 2 can be disassembled from the front side of the main body 1, the operation is simple and fast, in addition, when the universal wheel is assembled, the two groups of clamp blocks 38 on the protective frame 2 can be directly inserted into the connecting groove 34, because the rear side of the connecting block 31 is obliquely arranged, the clamp block 38 can be pushed to move towards one side, the whole universal wheel 7, the universal wheel can be conveniently used, and the universal wheel can be pushed to be matched with the universal wheel 7, and the universal wheel.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A low noise axial fan, includes main part (1), its characterized in that: the front side movable sleeve of main part (1) has protecting frame (2), fixed establishment (3) are installed respectively to the both sides of main part (1), fixed establishment (3) include fixed connection protect frame (2) rear end be close to connecting block (31) of both sides respectively, card hole (32) have been seted up to the inboard of connecting block (31), the both ends difference fixedly connected with shell (33) of main part (1), spread groove (34) have been seted up between shell (33) and main part (1), mounting groove (35) have been seted up to the inside of connecting block (31), the inboard of mounting groove (35) is provided with movable rod (36), the one end fixedly connected with fixed block (37) of movable rod (36), the one end fixedly connected with fixture block (38) of fixed block (37), movable rod (36)'s the outside is close to movable spring (39) between fixed block (37) and mounting groove (35) one side inner wall, the upper and lower both ends difference fixedly connected with stopper (310) cover of movable rod (36) has stopper (310), the position that one side of shell (33) is close to stopper (310) has all seted up, the one end of spout (312) is connected with stopper (312).

2. The low noise axial flow fan according to claim 1, wherein: the rear side position of connecting block (31) sets up for the slope, connecting block (31) and spread groove (34) phase-match, connecting block (31) and protective frame (2) are as an organic whole.

3. The low noise axial flow fan according to claim 1, wherein: two sets of shell (33) are located main part (1) both ends respectively and are close to the front edge position, movable rod (36) run through one side of shell (33), fixed block (37) and mounting groove (35) phase-match.

4. The low noise axial flow fan according to claim 1, wherein: the clamping block (38) penetrates through the other side of the shell (33) to the inner side position of the connecting groove (34), the clamping block (38) is matched with the clamping hole (32), and the limiting block (310) is movably connected with the sliding groove (311).

5. The low noise axial flow fan according to claim 1, wherein: the both ends of main part (1) are fixedly connected with handle (4) respectively, the lower extreme fixedly connected with stabilizer blade (5) of main part (1), the lower extreme fixedly connected with bottom plate (6) of stabilizer blade (5), the lower extreme fixedly connected with universal wheel (7) of bottom plate (6).

6. The low noise axial flow fan according to claim 5, wherein: the number of the support legs (5) and the universal wheels (7) is four, and the support legs (5) and the universal wheels (7) are respectively positioned at the corners of the bottom plate (6).