CN218377027U

CN218377027U - Detachable fan impeller

Info

Publication number: CN218377027U
Application number: CN202222967676.0U
Authority: CN
Inventors: 谢锋; 程康康; 王明
Original assignee: Qingdao Shunwei Precision Plastics Co ltd
Current assignee: Qingdao Shunwei Precision Plastics Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-01-24
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to a fan field specifically is a detachable fan wheel, including the collar, the surface of collar is seted up flutedly, is provided with blade, its characterized in that in the recess: the blade is internally provided with a mounting groove, a clamping structure is arranged in the mounting groove and clamped on the threaded sleeve, a guide rod is fixed in the groove, a limiting structure is arranged on the guide rod, the blade is provided with a U-shaped groove, the U-shaped groove is clamped on a threaded rod, and the threaded rod is provided with two groups of threads in opposite directions; the beneficial effects are that: set up the joint structure on the blade, be in the same place blade and thread bush connection through the joint structure, prevent that the thread bush from producing not hard up back, the blade drops from the recess, and sets up limit structure on the guide bar, through promoting limit structure, can compress the joint structure to the centre, makes the joint structure keep away from one side of thread bush, convenient to detach blade, and limit structure can restrict the position of thread bush.

Description

Detachable fan impeller

Technical Field

The utility model relates to a fan field specifically is a detachable fan wheel.

Background

The machine is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.

Among the prior art, its blade of fan is the welding together mostly, if the blade damages, it is comparatively inconvenient to maintain, [ chinese utility model ] CN202122032249.9 detachable fan wheel, during the installation, insert the switching piece into the recess earlier, drive guide arm and spacing cam and clip the switching piece through the elasticity of spring, then, twist and move the turning handle, it rotates the threaded rod to drive through rotating the handle, it moves to drive first thread bush and second thread bush in opposite directions to rotate through the threaded rod, make first thread bush and second thread bush be close to each other, it presss from both sides tightly the switching piece to cooperate through first thread bush and second thread bush, during the dismantlement, twist and move the turning handle, make first thread bush and second thread bush keep away from each other, can extract the switching piece from the recess, make the installation more convenient with the dismantlement.

Above-mentioned detachable fan wheel presss from both sides tight mode fixed blade to the centre through two sets of thread bush, however, in long-time the use, easily produce between thread bush and the threaded rod not hard up, and then the blade has the risk that drops.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detachable fan wheel to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detachable fan wheel, includes the collar, the surface of collar is seted up flutedly, is provided with blade, its characterized in that in the recess: the blade is internally provided with a mounting groove, a clamping structure is arranged in the mounting groove, the clamping structure is clamped on the threaded sleeve, the guide rod is fixed in the groove, and the guide rod is provided with a limiting structure.

Preferably, the blade is provided with a U-shaped groove, the U-shaped groove is clamped on a threaded rod, the threaded rod is provided with two groups of threads in opposite directions, and the two groups of threads of the threaded rod are respectively in threaded connection with a threaded sleeve.

Preferably, one end of the threaded rod is mounted on the inner wall of the groove through a bearing, the other end of the threaded rod penetrates through the blade and is provided with a rotating handle, and a plurality of groups of clamping grooves are formed in the rotating handle.

Preferably, the mounting groove is provided with two sets ofly, and two sets of mounting grooves are seted up respectively in the both sides in U type groove, are provided with two sets of loop bars in the mounting groove, all overlap on the loop bar to be equipped with spring two.

Preferably, sliding connection cardboard on the loop bar, the cardboard is "Contraband" shaped plate column structure, and the both ends of cardboard are provided with the chamfer, are fixed with the boss on the cardboard, and the boss passes the blade, and the tip of boss sets up to the fillet.

Preferably, the screw thread sleeve is provided with the groove of stepping down, and the groove of stepping down is provided with two sets ofly, and the cardboard is all passed in two sets of inslot of stepping down, and the both ends of cardboard block respectively in one side of two sets of screw thread sleeves, and the opposite side of screw thread sleeve is provided with the rubber pad, and the rubber pad contact is on the surface of blade.

Preferably, the guide bars are provided with two groups, the two groups of guide bars are uniformly and symmetrically distributed about the threaded rod, the guide bars are connected with pressing blocks in a sliding mode, one ends of the pressing blocks are provided with round corners, and the other ends of the pressing blocks are fixed at one ends of the connecting plates.

Preferably, the connecting plates penetrate through the mounting ring, the two groups of connecting plates are arranged on the push-pull plate, the push-pull plate is of an L-shaped plate structure, and the bottom plate of the push-pull plate is provided with clamping blocks which are clamped in one group of clamping grooves.

Preferably, one end of the first spring is arranged on the surface of the side plate of the push-pull plate, and the other end of the first spring is arranged on the outer surface of the mounting ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a pair of detachable fan wheel sets up the joint structure on the blade, is in the same place blade and thread bush connection through the joint structure, prevents that the thread bush from producing not hard up back, and the blade drops from the recess, and sets up limit structure on the guide bar, through promoting limit structure, can compress the joint structure to the centre, makes the joint structure keep away from one side of thread bush, convenient to detach blade, and limit structure can restrict the position of thread bush.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the clamping structure of the present invention;

FIG. 5 is a schematic top view of the clamping structure of the present invention;

fig. 6 is a schematic view of the blade structure of the present invention.

In the figure: the mounting ring comprises a mounting ring 1, blades 2, a groove 3, a threaded rod 4, a connecting plate 5, a push-pull plate 6, a clamping block 7, a first spring 8, a clamping groove 9, a pressing block 10, a guide rod 11, a threaded sleeve 12, a clamping plate 13, a abdicating groove 14, a rotating handle 15, a boss 16, a rubber pad 17, a mounting groove 18, a sleeve rod 19, a second spring 20 and a U-shaped groove 21.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some, but not all, embodiments of the present invention and are not to be considered as limiting, and that all other embodiments can be made by one of ordinary skill in the art without any inventive work.

Example one

Referring to fig. 1, 5 and 6, the present invention provides a technical solution: the utility model provides a detachable fan wheel, includes collar 1, and recess 3 is seted up to collar 1's surface, is provided with blade 2, its characterized in that in the recess 3: set up mounting groove 18 in the blade 2, be provided with the joint structure in the mounting groove 18, the joint structure card is on thread bush 12, and recess 3 internal fixation guide bar 11 is provided with limit structure on the guide bar 11.

Set up the joint structure on blade 2, link together blade 2 and thread bush 12 through the joint structure, prevent that thread bush 12 from producing not hard up back, blade 2 drops from recess 3, and sets up limit structure on guide bar 11, through promoting limit structure, can compress the joint structure to the centre, makes the joint structure keep away from one side of thread bush 12, convenient to detach blade 2, and limit structure can restrict the position of thread bush 12.

Example two

As shown in fig. 2 to 4, on the basis of the first embodiment, in order to clamp the blade 2 on the two sets of thread sleeves 12 and prevent the two sets of thread sleeves 12 from loosening, the blade 2 falls from between the two sets of thread sleeves 12 and is convenient for dismounting the blade 2, the blade 2 is provided with a U-shaped groove 21, the U-shaped groove 21 is clamped on the threaded rod 4, the threaded rod 4 is provided with two sets of threads in opposite directions, the two sets of threads of the threaded rod 4 are respectively in threaded connection with the thread sleeves 12, one end of the threaded rod 4 is mounted on the inner wall of the groove 3 through a bearing, the other end of the threaded rod 4 passes through the blade 2 and is provided with a rotating handle 15, the rotating handle 15 is provided with a plurality of sets of clamping grooves 9, the mounting grooves 18 are provided with two sets, the two sets of mounting grooves 18 are respectively arranged on two sides of the U-shaped groove 21, two sets of loop bars 19 are arranged in the mounting grooves 18, two sets of springs 20 are respectively sleeved on the loop bars 19, the loop bars 19 are in sliding connection with the clamping plates 13, the clamping plate 13 is in a shape of a Contraband plate, chamfers are arranged at two ends of the clamping plate 13, a boss 16 is fixed on the clamping plate 13, the boss 16 penetrates through the blade 2, the end of the boss 16 is provided with a round angle, the thread sleeves 12 are provided with two groups of abdicating grooves 14, the clamping plate 13 penetrates through the two groups of abdicating grooves 14, two ends of the clamping plate 13 are respectively clamped at one side of the two groups of thread sleeves 12, a rubber pad 17 is arranged at the other side of the thread sleeves 12, the rubber pad 17 is contacted with the surface of the blade 2, two groups of guide rods 11 are arranged on the guide rods 11, the two groups of guide rods 11 are uniformly and symmetrically distributed about the thread rod 4, a pressing block 10 is slidably connected on the guide rods 11, one end of the pressing block 10 is provided with a round angle, the other end of the pressing block 10 is fixed at one end of the connecting plate 5, the connecting plate 5 penetrates through the mounting ring 1, the two groups of connecting plates 5 are both arranged on the push-pull plate 6, the push-pull plate 6 is in an L shape of a plate, a clamping block 7 is arranged on a bottom plate of the push-pull plate 6, the clamping block 7 is clamped in one group of clamping grooves 9, one end of a first spring 8 is arranged on the surface of a side plate of the push-pull plate 6, and the other end of the first spring 8 is arranged on the outer surface of the mounting ring 1;

the blade 2 is clamped on the threaded rod 4 through the U-shaped groove 21, the push-pull plate 6 is pushed forwards, the push-pull plate 6 drives the two groups of connecting plates 5 to move forwards, the first spring 8 is compressed, the clamping block 7 is far away from the clamping groove 9, the two groups of connecting plates 5 drive the two groups of pressing blocks 10 to extrude the boss 16, the clamping plate 13 is driven to move backwards along the sleeve rod 19 through the boss 16, the second spring 20 is compressed, the rotating handle 15 is rotated clockwise, the rotating handle 15 drives the threaded rod 4 to rotate, the two groups of threaded sleeves 12 are driven to simultaneously move towards the blade 2, the rubber pads 17 are contacted with the two sides of the blade 2, the blade 2 is clamped, in the process that the threaded sleeves 12 move towards the blade 2, the end portion of the clamping plate 13 penetrates through the abdicating groove 14, after the push-pull plate 6 is loosened, the end portion of the clamping plate 13 is clamped on the outer side of the abdicating groove 14, the blade 2 is clamped on the threaded sleeves 12, the clamping block 7 is clamped in one group of the clamping groove 9, the threaded rod 4 is limited, the blade 2 is installed, and the blade 2 is prevented from falling between the two groups of the threaded sleeves 12 and the threaded rod 4 from shaking;

when dismantling blade 2, promote push-and-pull plate 6 forward, drive briquetting 10 extrusion boss 16 through connecting plate 5, and then drive cardboard 13 and keep away from the side of groove 14 of stepping down, and draw-in groove 9 is kept away from to fixture block 7, rotatable turning handle 15, anticlockwise rotation turning handle 15 makes two sets of thread bush 12 keep away from blade 2, can follow recess 3 with blade 2 and take out, realizes the dismantlement to blade 2.

During actual use, blade 2 is clamped on threaded rod 4 through U-shaped groove 21, push-pull plate 6 forward, push-pull plate 6 drives two sets of connecting plates 5 to move forward, and compression spring 8, make fixture 7 keep away from draw-in groove 9, and two sets of connecting plates 5 drive two sets of briquetting 10 and extrude boss 16, drive cardboard 13 through boss 16 and move backward along loop bar 19, and compress spring two 20, clockwise rotation turning handle 15, turning handle 15 drives threaded rod 4 to rotate, and then drive two sets of threaded sleeves 12 to move to blade 2 simultaneously, and then make rubber pad 17 contact at the both sides of blade 2, press from both sides tight blade 2, and in the process that threaded sleeve 12 moves to blade 2, the tip of cardboard 13 passes abdicating groove 14, after loosening push-pull plate 6, the tip of cardboard 13 is clamped outside abdicating groove 14, be about to blade 2 joint on threaded sleeve 12, and fixture 7 is clamped in one set of draw-in groove 9, spacing threaded rod 4, realize the installation draw-in groove of blade 2, when preventing two sets of threaded sleeves 12 from loosening, and preventing threaded rod 4 from shaking, when threaded rod 4 from shaking, push-pull plate 7 drives rotatable handle 15 and push-pull handle 15 and push handle 15 to push-pull plate 15 to move backward, can drive rotatable handle, it can drive rotatable push-pull handle 15 to push handle to push away from blade 2, and push handle 15 to move forward, and push handle 15, and push-pull handle 15 to move forward.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a detachable fan wheel, includes collar (1), and the surface of collar (1) is seted up fluted (3), is provided with blade (2) in recess (3), its characterized in that: the blade is characterized in that a mounting groove (18) is formed in the blade (2), a clamping structure is arranged in the mounting groove (18), the clamping structure is clamped on the threaded sleeve (12), the guide rod (11) is fixed in the groove (3), and a limiting structure is arranged on the guide rod (11).

2. The detachable fan impeller of claim 1, wherein: the blade (2) is provided with a U-shaped groove (21), the U-shaped groove (21) is clamped on the threaded rod (4), two groups of threads in opposite directions are arranged on the threaded rod (4), and the two groups of threads of the threaded rod (4) are respectively in threaded connection with a threaded sleeve (12).

3. The detachable fan impeller of claim 2, wherein: the one end of threaded rod (4) is passed through the bearing and is installed the inner wall in recess (3), and the other end of threaded rod (4) passes blade (2), and installs turning handle (15), has seted up multiunit draw-in groove (9) on turning handle (15).

4. The detachable fan wheel of claim 3, wherein: the mounting grooves (18) are provided with two groups, the two groups of mounting grooves (18) are respectively arranged on two sides of the U-shaped groove (21), two groups of loop bars (19) are arranged in the mounting grooves (18), and the loop bars (19) are respectively sleeved with a second spring (20).

5. The detachable fan impeller of claim 4, wherein: sliding connection cardboard (13) on loop bar (19), cardboard (13) are "Contraband" shaped plate column structure, and the both ends of cardboard (13) are provided with the chamfer, are fixed with boss (16) on cardboard (13), and blade (2) are passed to boss (16), and the tip of boss (16) sets up to the fillet.

6. The detachable fan wheel of claim 5, wherein: offer on the thread bush (12) and let the groove (14), let the groove (14) be provided with two sets ofly, all pass cardboard (13) in two sets of grooves (14) of letting down, the both ends card respectively in one side of two sets of thread bushes (12) of cardboard (13), the opposite side of thread bush (12) is provided with rubber pad (17), rubber pad (17) contact is on the surface of blade (2).

7. The detachable fan impeller of claim 6, wherein: guide bar (11) are provided with two sets ofly, and two sets of guide bar (11) are about threaded rod (4) even symmetric distribution, sliding connection briquetting (10) on guide bar (11), and the one end of briquetting (10) is provided with the fillet, and the one end at connecting plate (5) is fixed to the other end of briquetting (10).

8. The detachable fan impeller of claim 7, wherein: the connecting plates (5) penetrate through the mounting ring (1), the two groups of connecting plates (5) are arranged on the push-pull plate (6), the push-pull plate (6) is of an L-shaped plate structure, the bottom plate of the push-pull plate (6) is provided with a clamping block (7), and the clamping block (7) is clamped in one group of clamping grooves (9).

9. The detachable fan impeller of claim 8, wherein: one end of a first spring (8) is arranged on the surface of the side plate of the push-pull plate (6), and the other end of the first spring (8) is arranged on the outer surface of the mounting ring (1).