CN213392822U

CN213392822U - Centrifugal ventilator

Info

Publication number: CN213392822U
Application number: CN202022200108.9U
Authority: CN
Inventors: 朱建全; 朱敬海; 张建武
Original assignee: Qingdao Zhonghaiquan Chemical Technology Co ltd
Current assignee: Qingdao zhonghaiquan environmental protection new material Co.,Ltd.
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-08
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a centrifugal ventilator, including the centrifugal ventilator body, the centrifugal ventilator body spiro union is on the surface of support frame, the surface spiro union of support frame has the universal wheel, the surface extrusion of shock attenuation clamp plate is connected with outer damping spring, outer damping spring cup joints the surface at the shock attenuation cover, the centrifugal ventilator body moves through the universal wheel, need not to carry, draw the regulating plate of upper end outward after adjusting the position, rotate the bracing piece to the lower extreme of support frame, then draw the regulating plate of lower extreme outward and make the bracing piece keep the downward vertical state, the location clamp plate extrusion is on the bracing piece surface after loosening the regulating plate, guarantee the stability of bracing piece, and then guarantee the stability of centrifugal ventilator body, when producing vibrations, the shock attenuation pole slides in the shock attenuation cover and extrudees the surface of interior damping spring and outer damping spring, effectively slow down vibrations, further guarantee stability, is suitable for popularization.

Description

Centrifugal ventilator

Technical Field

The utility model belongs to the technical field of centrifugal fan, specifically speaking relates to a centrifugal fan.

Background

Centrifugal fan is the mechanical energy that relies on the input, improve the gas pressure and arrange the machinery of delivering gas, it is a driven fluid machinery, the application of fan is very extensive, according to the amount of wind variation in size, its field of using is also different, but current centrifugal fan is in order to guarantee stability in use, usually on the mount pad mount, it is large, need many people to carry during the removal, inconvenient removal, the part sets up the universal wheel on the mounting bracket, but can not guarantee the stability of using again, make centrifugal fan produce vibrations because of effects such as external force easily in the use simultaneously, influence the stability that centrifugal fan used, centrifugal fan's internal element misplaces or damages easily because of vibrations, influence life.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a centrifugal fan, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic concept is:

a centrifugal fan comprises a centrifugal fan body, wherein the centrifugal fan body is in threaded connection with the surface of a support frame, universal wheels are in threaded connection with the surface of the support frame, a support rod is connected with the surface of the support frame in a rotating mode, a positioning rotating rod is welded on the surface of the support frame in a rotating mode, a positioning pressing plate is connected with the support rod in an extruding mode in a surface extrusion mode, a regulating plate is welded on the surface of the positioning pressing plate in a surface welding mode, an extruding plate is welded on the surface of the extruding plate in a surface welding mode and is provided with an extruding spring, the extruding spring is welded on the inner wall of the support frame, a damping rod is in threaded connection with the surface of the centrifugal fan body in a sliding mode and is connected inside a damping sleeve in a sliding mode, the damping sleeve is in threaded connection with the surface of the support, the surface welding of shock attenuation cover has the shock attenuation clamp plate, the surperficial extrusion of shock attenuation clamp plate is connected with outer damping spring, outer damping spring cup joints the surface at the shock attenuation cover.

The centrifugal fan body spiro union is at the upper surface of support frame, and the universal wheel is provided with the multiunit, and the even spiro union of multiunit universal wheel is at the lower surface of support frame.

The bracing piece is "protruding" shaped plate structure, and the bracing piece is provided with the multiunit, and the salient of multiunit bracing piece rotates the side surface of connecting at the support frame, and the location bull stick is round rod-shaped structure, and the welding of location bull stick is in the side surface middle-end of support frame, and the salient of bracing piece is inside to be equipped with the swivelling chute, and the bracing piece passes through the swivelling chute and rotates the surface of connecting at the location bull stick.

The utility model discloses a support frame, including the bracing piece, the location clamp plate is provided with the multiunit, the location clamp plate is "concave" shaped plate structure, the depressed part extrusion of location clamp plate is connected on the surface of bracing piece, the regulating plate comprises rectangular plate and ring, the ring welding is at the lower surface of rectangular plate, the rectangular plate welding is at the horizontal part side surface of location clamp plate, the stripper plate is "T" shaped plate structure, the vertical part welding of stripper plate is on the surface of rectangular plate, the extrusion spring welding is on the horizontal part surface of "T" shaped plate, the inside of support frame is equipped with the regulation spout, the extrusion spring welding is at the inner.

Shock-absorbing rod and shock attenuation cover all are provided with the multiunit, and the shock-absorbing rod is "T" shape rod structure, and the horizontal part spiro union of shock-absorbing rod is at the lower surface of centrifugal fan body, and the shock attenuation cover is circular frame structure, and the vertical part sliding connection of shock-absorbing rod is inside the sunk part of shock-absorbing cover, and interior damping spring welds the sunk part inner wall at the vertical part lower surface of shock-absorbing rod and shock attenuation cover, and the sunk part spiro union of shock-absorbing cover is at the upper surface of support frame.

The damping pressure plate is of a circular ring-shaped structure, the damping pressure plate is welded on the surface of the protruding part of the damping sleeve, the outer damping spring is sleeved on the surface of the protruding part of the damping sleeve and the outer end of the vertical part of the damping rod, and the outer damping spring is extruded on the lower surface of the horizontal part of the damping rod and the upper surface of the damping pressure plate.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

The centrifugal fan body removes through the universal wheel, need not to carry, adjust the regulating plate of the back upper end of drawing outward of position, rotate the lower extreme to the support frame with the bracing piece, then draw the regulating plate of lower extreme outward and make the bracing piece keep the vertical state downwards, unclamp the regulating plate after the positioning plate extrusion on the bracing piece surface, guarantee the stability of bracing piece, and then guarantee the stability of centrifugal fan body, shock attenuation pole slides in the shock attenuation cover and extrudees interior damping spring and outer damping spring's surface when producing vibrations, effectively slow down vibrations, further guarantee stability, and is suitable for promoting.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

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

FIG. 2 is a schematic view of the connection structure of the supporting frame and the positioning pressing plate of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic view of the connection structure of the shock-absorbing rod and the shock-absorbing sleeve of the present invention.

In the figure: 1. a centrifugal fan body; 2. a support frame; 3. a universal wheel; 4. a support bar; 5. positioning the rotating rod; 6. positioning a pressing plate; 7. an adjusting plate; 8. a pressing plate; 9. a compression spring; 10. a shock-absorbing lever; 11. a shock-absorbing sleeve; 12. an inner damping spring; 13. a damping pressure plate; 14. an outer damping spring.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, the centrifugal ventilator comprises a centrifugal ventilator body 1, wherein the centrifugal ventilator body 1 is in threaded connection with the surface of a support frame 2, universal wheels 3 are in threaded connection with the surface of the support frame 2, the centrifugal ventilator body 1 is in threaded connection with the upper surface of the support frame 2, a plurality of groups of universal wheels 3 are arranged, the plurality of groups of universal wheels 3 are uniformly in threaded connection with the lower surface of the support frame 2, the centrifugal ventilator body 1 is fixed on the surface of the support frame 2 before use, and the centrifugal ventilator body 1 can be moved through the universal wheels 3 on the surface of the support frame 2, so that the centrifugal ventilator is simple in structure and convenient to position adjust the centrifugal ventilator body;

referring to fig. 1 and 2, a support rod 4 is rotatably connected to the surface of a support frame 2, a positioning rotating rod 5 is welded to the surface of the support frame 2, the support rod 4 is rotatably connected to the surface of the positioning rotating rod 5, a positioning pressing plate 6 is connected to the surface of the support rod 4 in an extrusion manner, the support rod 4 is of a convex plate structure, a plurality of groups of support rods 4 are arranged, protruding parts of the plurality of groups of support rods 4 are rotatably connected to the side surface of the support frame 2, the positioning rotating rod 5 is of a round rod structure, the positioning rotating rod 5 is welded to the middle end of the side surface of the support frame 2, a rotating groove is arranged in the protruding part of the support rod 4, the support rod 4 is rotatably connected to the surface of the positioning rotating rod 5 through the rotating groove, after the position of the support rod 4 is adjusted, an adjusting plate 7 is, thereby ensuring the stability of the centrifugal ventilator body 1 when in use;

referring to fig. 2, an adjusting plate 7 is welded on the surface of a positioning pressing plate 6, an extruding plate 8 is welded on the surface of the adjusting plate 7, an extruding spring 9 is welded on the surface of the extruding plate 8, the extruding spring 9 is welded on the inner wall of a supporting frame 2, a plurality of groups of positioning pressing plates 6 are arranged, the positioning pressing plate 6 is of a 'concave' plate structure, the concave part of the positioning pressing plate 6 is connected on the surface of a supporting rod 4 in an extruding way, the adjusting plate 7 is composed of a rectangular plate and a circular ring, the circular ring is welded on the lower surface of the rectangular plate, the rectangular plate is welded on the lateral surface of the horizontal part of the positioning pressing plate 6, the extruding plate 8 is of a 'T' plate structure, the vertical part of the extruding plate 8 is welded on the surface of the rectangular plate, the extruding spring 9 is welded on the surface of the horizontal part of the 'T' plate, an, at the moment, the angle of the supporting rod 4 can be rotated, and the position of the supporting rod 4 is adjusted according to the actual situation;

referring to fig. 3 and 4, a shock absorption rod 10 is screwed on the surface of a centrifugal fan body 1, the shock absorption rod 10 is slidably connected inside a shock absorption sleeve 11, the shock absorption sleeve 11 is screwed on the surface of a support frame 2, an inner shock absorption spring 12 is welded on the inner wall of the shock absorption sleeve 11, the inner shock absorption spring 12 is welded on the surface of the shock absorption rod 10, the shock absorption rod 10 and the shock absorption sleeve 11 are respectively provided with a plurality of groups, the shock absorption rod 10 is in a T-shaped rod structure, the horizontal part of the shock absorption rod 10 is screwed on the lower surface of the centrifugal fan body 1, the shock absorption sleeve 11 is in a circular frame structure, the vertical part of the shock absorption rod 10 is slidably connected inside the concave part of the shock absorption sleeve 11, the inner shock absorption spring 12 is welded on the lower surface of the vertical part of the shock absorption rod 10 and the inner wall of the concave part of the shock absorption sleeve 11, the concave part of the shock absorption sleeve 11 is screwed on the upper surface, the generated vibration is effectively slowed down, and the use stability of the centrifugal ventilator body 1 is ensured;

referring to fig. 3 and 4, a damping pressure plate 13 is welded on the surface of the damping sleeve 11, an outer damping spring 14 is connected to the surface of the damping pressure plate 13 in an extruding manner, the outer damping spring 14 is sleeved on the surface of the damping sleeve 11, the damping pressure plate 13 is in a circular ring structure, the damping pressure plate 13 is welded on the surface of the protruding part of the damping sleeve 11, the outer damping spring 14 is sleeved on the surface of the protruding part of the damping sleeve 11 and the outer end of the vertical part of the damping rod 10, the outer damping spring 14 is extruded on the lower surface of the horizontal part of the damping rod 10 and the upper surface of the damping pressure plate 13, the horizontal part of the damping rod 10 is extruded on the surface of the outer damping spring 14 and is used for extruding the damping pressure plate 13 when vibration is generated, a secondary damping structure.

The working principle is as follows: before use, the centrifugal ventilator body 1 is fixed on the surface of a support frame 2, the centrifugal ventilator body 1 is moved to a designated position through a universal wheel 3, the position of the centrifugal ventilator body 1 is conveniently adjusted, the actual use requirement is met, after the position adjustment is completed, an adjusting plate 7 at the upper end of the support frame 2 is pulled to the outer end to enable a positioning pressing plate 6 to be separated from the support rod 4, at the moment, the support rod 4 is rotated to the horizontal part and downwards inclined, then the adjusting plate 7 at the lower end of the support frame 2 is pulled to the outer end to enable a pressing plate 8 to be extruded on the surface of a pressing spring 9, then the support rod 4 is in a downwards vertical state and the adjusting plate 7 is loosened, the positioning pressing plate 6 is extruded on the surface of the support rod 4 to limit the support rod 4 to continuously rotate, the stability and the, when producing vibrations in the use, damping rod 10 slides and extrudes interior damping spring 12 in the inside of shock attenuation cover 11, and the horizontal part of damping rod 10 extrudes outer damping spring 14 and makes it extrude shock attenuation clamp plate 13 simultaneously, forms multistage shock-absorbing structure, guarantees the stability when centrifugal fan body 1 uses, and then guarantees centrifugal fan body 1's quality of use and life-span, and simple structure is fit for promoting.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. A centrifugal fan, includes centrifugal fan body (1), its characterized in that: the centrifugal fan comprises a centrifugal fan body (1) and a supporting frame (2), wherein the centrifugal fan body (1) is in threaded connection with the surface of the supporting frame (2), universal wheels (3) are in threaded connection with the surface of the supporting frame (2), supporting rods (4) are connected with the supporting frame (2) in a rotating mode, positioning rotating rods (5) are welded on the surface of the supporting frame (2), the supporting rods (4) are connected to the surface of the positioning rotating rods (5) in a rotating mode, positioning pressing plates (6) are connected with surface extrusion of the supporting rods (4), adjusting plates (7) are welded on the surface of the positioning pressing plates (6), extruding plates (8) are welded on the surface of the adjusting plates (7), extruding springs (9) are welded on the inner wall of the supporting frame (2), shock absorbing rods (10) are in threaded connection with the surface of the centrifugal fan body (1), and the shock absorbing rods (10) are connected, damping sleeve (11) spiro union is on the surface of support frame (2), and the inner wall welding of damping sleeve (11) has interior damping spring (12), interior damping spring (12) welding is on the surface of shock attenuation pole (10), and the skin weld of damping sleeve (11) has damping clamp plate (13), the surperficial extrusion of damping clamp plate (13) is connected with outer damping spring (14), outer damping spring (14) cup joint the surface at damping sleeve (11).

2. A centrifugal ventilator according to claim 1, characterized in that the centrifugal ventilator body (1) is screwed on the upper surface of the support frame (2), the universal wheels (3) are provided with a plurality of groups, and the plurality of groups of universal wheels (3) are uniformly screwed on the lower surface of the support frame (2).

3. A centrifugal ventilator according to claim 1, characterized in that the support rods (4) are of a "convex" plate structure, the support rods (4) are provided with a plurality of sets, the protruding parts of the support rods (4) are rotatably connected to the side surface of the support frame (2), the positioning rotating rods (5) are of a round rod structure, the positioning rotating rods (5) are welded at the middle ends of the side surface of the support frame (2), the protruding parts of the support rods (4) are internally provided with rotating grooves, and the support rods (4) are rotatably connected to the surface of the positioning rotating rods (5) through the rotating grooves.

4. The centrifugal ventilator according to claim 1, wherein the positioning pressing plates (6) are provided with a plurality of groups, the positioning pressing plates (6) are in a concave plate structure, the concave parts of the positioning pressing plates (6) are connected to the surface of the support rod (4) in an extrusion mode, the adjusting plate (7) is composed of a rectangular plate and a circular ring, the circular ring is welded to the lower surface of the rectangular plate, the rectangular plate is welded to the side surface of the horizontal part of the positioning pressing plates (6), the extruding plate (8) is in a T-shaped plate structure, the vertical part of the extruding plate (8) is welded to the surface of the rectangular plate, the extruding springs (9) are welded to the surface of the horizontal part of the T-shaped plate, the adjusting slide groove is formed in the support frame (2), and the extruding springs (9) are welded to the inner wall.

5. The centrifugal ventilator according to claim 1, wherein the damping rod (10) and the damping sleeve (11) are provided in multiple sets, the damping rod (10) is in a T-shaped rod structure, the horizontal portion of the damping rod (10) is screwed to the lower surface of the centrifugal ventilator body (1), the damping sleeve (11) is in a circular frame structure, the vertical portion of the damping rod (10) is slidably connected to the inside of the concave portion of the damping sleeve (11), the inner damping spring (12) is welded to the lower surface of the vertical portion of the damping rod (10) and the inner wall of the concave portion of the damping sleeve (11), and the concave portion of the damping sleeve (11) is screwed to the upper surface of the support frame (2).

6. The centrifugal ventilator according to claim 1, wherein the damping pressure plate (13) is of a circular structure, the damping pressure plate (13) is welded on the surface of the protruding part of the damping sleeve (11), the outer damping spring (14) is sleeved on the surface of the protruding part of the damping sleeve (11) and the outer end of the vertical part of the damping rod (10), and the outer damping spring (14) presses the lower surface of the horizontal part of the damping rod (10) and the upper surface of the damping pressure plate (13).