CN210343770U

CN210343770U - Ventilation type fan convenient to installation

Info

Publication number: CN210343770U
Application number: CN201920636358.1U
Authority: CN
Inventors: 朱炳江
Original assignee: Jiangsu Depeng Air Condition Co ltd
Current assignee: Jiangsu Depeng Air Condition Co ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-04-17
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a ventilated fan convenient to installation, including outer frame and motor, the inboard of outer frame is equipped with the internal frame, the front end surface of internal frame is connected with the connection guide pulley through the pivot, the motor passes through the screw fixation on the inner wall of internal frame, the output of motor has the transmission guide pulley through the coupling joint, the surface cover of transmission guide pulley is equipped with the belt, and the surface of connecting the guide pulley is located to the bottom cover of belt, the surface cover of connecting the guide pulley is equipped with the impeller, and connects to be connected through the bearing between guide pulley and the impeller, the front end inboard of connecting the guide pulley has seted up a cover storehouse, the inboard of cover storehouse is equipped with spring and stopper, spacing hole has been seted up to the inner wall of impeller, stopper and spacing hole interpolation. The utility model discloses be convenient for remove the spacing of impeller, make the impeller rotate by oneself when having a power failure, be convenient for install fast and dismantle.

Description

Ventilation type fan convenient to installation

Technical Field

The utility model relates to a ventilation type fan technical field specifically is a ventilation type fan convenient to installation.

Background

The ventilation type fan is one kind of fan, mainly has impeller and motor to constitute, drives impeller rotation through the motor and bloies, reaches the effect of ventilation.

When current ventilation formula fan is using, because the impeller drives through the motor, when ventilation formula fan has a power failure, receive the belt between impeller and the guide pulley and hold back, lead to frictional force great, can't be blown by natural wind and ventilate, the influence is used, and current ventilation formula fan installation need be fixed through the multiunit screw, troublesome poeration, it is convenient inadequately to dismantle, consequently need to design a ventilation formula fan convenient to installation to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation formula fan convenient to installation to the impeller of proposing can't rotate by oneself when having a power failure in solving above-mentioned background art, and it is not convenient enough to install, the problem of unable convenient dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ventilation formula fan convenient to installation, includes outer frame and motor, the inboard of outer frame is equipped with the internal frame, the front end surface of internal frame is connected with the connection guide pulley through the pivot, the motor passes through the screw fixation on the inner wall of internal frame, the output of motor has the transmission guide pulley through the coupling joint, the surface cover of transmission guide pulley is equipped with the belt, and the surface of connecting the guide pulley is located to the bottom cover of belt, the surface cover of connecting the guide pulley is equipped with the impeller, and connects to be connected through the bearing between guide pulley and the impeller, the front end inboard of connecting the guide pulley has seted up a cover storehouse, the inboard of cover storehouse is equipped with spring and stopper, spacing hole has been seted up to the inner wall of impeller, stopper.

Preferably, both sides of the inner frame are connected with a connecting sliding sleeve through a rotating shaft, and the connecting sliding sleeve and the inner frame form a rotating structure.

Preferably, the inner wall welding of connecting the sliding sleeve has the latch, the latch is the equidistance straight line and arranges, the right side of connecting the sliding sleeve is connected with the spanner through the pivot.

Preferably, the inner wall of the outer frame is connected with a connecting plate through a rotating shaft, a gear is welded on the outer surface of the right side of the connecting plate, and the gear is meshed with the clamping teeth.

Preferably, the number of the limiting blocks is two, the two limiting blocks are respectively arranged on two sides of the spring, and the limiting blocks and the spring form an elastic structure.

Preferably, a sleeve is sleeved on the outer surface of the front end of the connecting guide wheel, and a groove is formed in the inner wall of the sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the ventilation type fan convenient to install is convenient to remove the limit of the impeller, so that the impeller automatically rotates when power is cut off, and the ventilation type fan is convenient to install and disassemble quickly;

(1) be provided with connecting plate, gear and connecting sliding sleeve, through aim at the connecting plate with connecting sliding sleeve and insert, stir the gear through the latch, make the gear drive the connecting plate and rotate, make connecting sliding sleeve rotate to the vertical state, can make the internal frame be fixed in outer frame in, and then reach the effect of quick installation.

(2) Be provided with the spanner, make the connecting sliding sleeve rotate through wrenching the spanner, make gear revolve stir the latch, will connect the sliding sleeve and promote to the outside, make the inside frame outside of internal frame promote, when connecting the sliding sleeve and being the horizontality simultaneously, gear and latch separation, the spacing of removing the internal frame, can take off the internal frame, and then reach the effect of the quick dismantlement of being convenient for.

(3) Be provided with sleeve, stopper and spacing hole, through pressing down the sleeve, make the stopper leave spacing hole, remove the spacing of impeller, can reduce the impeller and connect the frictional force between the guide pulley, solved the problem that the impeller is drawn down by the belt, make the impeller can be blown by natural wind, and then reach the spacing of being convenient for remove the impeller, make the impeller pivoted effect by oneself when having a power failure.

Drawings

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

FIG. 2 is a schematic side view and cross-sectional view of the structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is a schematic top sectional view of a portion of the structure of the connecting guide wheel in fig. 1 according to the present invention.

In the figure: 1. an outer frame; 2. an inner frame; 3. a motor; 4. a transmission guide wheel; 5. a belt; 6. a sleeve; 7. connecting the guide wheel; 8. an impeller; 9. a connecting plate; 10. a gear; 11. connecting a sliding sleeve; 12. clamping teeth; 13. a wrench; 14. sleeving a bin; 15. a spring; 16. a limiting block; 17. a limiting hole; 18. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a ventilation formula fan convenient to installation, including outer frame 1 and motor 3, the inboard of outer frame 1 is equipped with interior frame 2, the both sides of interior frame 2 all are connected with connection sliding sleeve 11 through the pivot, connection sliding sleeve 11 constitutes revolution mechanic with interior frame 2, the inner wall welding of connection sliding sleeve 11 has latch 12, latch 12 is the equidistance straight line and arranges, the right side of connection sliding sleeve 11 is connected with spanner 13 through the pivot, the inner wall of outer frame 1 is connected with connecting plate 9 through the pivot, the right side skin weld of connecting plate 9 has gear 10,

gear

10 and 12 meshing of latch, through connecting sliding sleeve 11 internal rotation of frame 2, can drive connecting plate 9 and rotate, through

gear

10 and 12 meshing of latch, can make 12 stirring gear 10 of latch rotate, make connecting plate 9 rotate.

The front end surface of the inner frame 2 is connected with a connecting guide wheel 7 through a rotating shaft, the front end outer surface sleeve of the connecting guide wheel 7 is provided with a sleeve 6, the inner wall of the sleeve 6 is provided with a groove 18, the groove 18 plays a role in limiting the limiting block 16, and the connecting guide wheel 7 moves through pressing the sleeve 6, so that the limiting block 16 can be pushed to move.

The motor 3 is fixed on the inner wall of the inner frame 2 through screws, the output end of the motor 3 is connected with the transmission guide wheel 4 through a coupler, the model of the motor 3 is YYHS-65, and the motor 3 plays a role in driving the transmission guide wheel 4 to rotate.

The surface of the transmission guide wheel 4 is sleeved with a belt 5, the bottom end of the belt 5 is sleeved on the outer surface of the connecting guide wheel 7, the outer surface of the connecting guide wheel 7 is sleeved with an impeller 8, the connecting guide wheel 7 is connected with the impeller 8 through a bearing, a sleeve bin 14 is arranged on the inner side of the front end of the connecting guide wheel 7, a spring 15 and limiting blocks 16 are arranged on the inner side of the sleeve bin 14, limiting holes 17 are arranged on the inner wall of the impeller 8, the limiting blocks 16 are inserted into the limiting holes 17, the number of the limiting blocks 16 is two, the two groups of the limiting blocks 16 are respectively arranged on two sides of the spring 15, the limiting blocks 16 and the spring 15 form an elastic structure, through stopper 16 and spacing hole 17 interpolation, can carry on spacingly to impeller 8, make and connect guide pulley 7 and can drive impeller 8 and rotate, spring 15 plays and provides the effect of elasticity for stopper 16, makes stopper 16 when no external force application, can remain as the state shown in fig. 4 all the time.

The working principle is as follows: firstly, the outer frame 1 is fixed on the wall through expansion screws, then the connecting sliding sleeve 11 is inserted in alignment with the connecting plate 9, the gear 10 is shifted through the latch 12, the gear 10 drives the connecting plate 9 to rotate, the connecting sliding sleeve 11 is rotated to be in a vertical state, and the inner frame 2 can be fixed in the outer frame 1, so that the installation is completed.

And then the motor 3 is connected to an external power switch through a lead, so that the motor 3 can be controlled by the external power switch to control a power transmission switch, the power switch is turned on to electrify the motor 3 to drive the transmission guide wheel 4 to rotate, the belt 5 drives the connecting guide wheel 7 to rotate, and the impeller 8 can be rotated.

When needing to dismantle interior frame 2, only need make connecting sliding sleeve 11 rotate through wrenching spanner 13, make gear 10 rotate and stir latch 12, will connect sliding sleeve 11 and promote to the outside, make the outside frame 1 outside of interior frame 2 promote, when connecting sliding sleeve 11 is the horizontality simultaneously, gear 10 and latch 12 separate, and it is spacing to remove interior frame 2, can take off interior frame 2, accomplishes the dismantlement of interior frame 2.

When the motor 3 does not have the power supply, only the sleeve 6 needs to be pressed, the limiting block 16 leaves the limiting hole 17, the limitation of the impeller 8 is removed, the friction force between the impeller 8 and the connecting guide wheel 7 can be reduced, the impeller 8 can be blown by natural wind, the ventilation effect is continuously achieved, and the electric fan is practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a ventilated fan convenient to installation, includes outer frame (1) and motor (3), its characterized in that: the inner side of the outer frame (1) is provided with an inner frame (2), the outer surface of the front end of the inner frame (2) is connected with a connecting guide wheel (7) through a rotating shaft, a motor (3) is fixed on the inner wall of the inner frame (2) through screws, the output end of the motor (3) is connected with a transmission guide wheel (4) through a coupler, a belt (5) is sleeved on the surface of the transmission guide wheel (4), the bottom end of the belt (5) is sleeved on the outer surface of the connecting guide wheel (7), an impeller (8) is sleeved on the outer surface of the connecting guide wheel (7), the connecting guide wheel (7) is connected with the impeller (8) through a bearing, a sleeve bin (14) is arranged on the inner side of the front end of the connecting guide wheel (7), a spring (15) and a limiting block (16) are arranged on the inner side of the sleeve bin, the limiting block (16) is inserted into the limiting hole (17).

2. A ventilated fan of claim 1 which is easy to install, wherein: the both sides of inner frame (2) all are connected with connecting sliding sleeve (11) through the pivot, rotating-structure is constituteed with inner frame (2) in connecting sliding sleeve (11).

3. A ventilated fan of claim 2 which is easy to install, wherein: the inner wall welding of connecting sliding sleeve (11) has latch (12), latch (12) are the equidistance straight line and arrange, the right side of connecting sliding sleeve (11) is connected with spanner (13) through the pivot.

4. A ventilated fan of claim 3 which is easy to install, wherein: the inner wall of the outer frame (1) is connected with a connecting plate (9) through a rotating shaft, a gear (10) is welded on the outer surface of the right side of the connecting plate (9), and the gear (10) is meshed with a latch (12).

5. A ventilated fan of claim 1 which is easy to install, wherein: the number of the limiting blocks (16) is two, the limiting blocks (16) are arranged on two sides of the spring (15) respectively, and the limiting blocks (16) and the spring (15) form an elastic structure.

6. A ventilated fan of claim 1 which is easy to install, wherein: the outer surface of the front end of the connecting guide wheel (7) is sleeved with a sleeve (6), and a groove (18) is formed in the inner wall of the sleeve (6).