CN208778269U - A kind of list air intake centrifugal ventilation blower rotary frame - Google Patents

Abstract

The utility model discloses a kind of single air intake centrifugal ventilation blower rotary frames, including pedestal, the upper end of the pedestal is equipped with mounting plate, the side of the mounting plate is equipped with spiral case, air-inlet cavity is equipped in the spiral case, the side of the spiral case is equipped with the air inlet being connected to air-inlet cavity, turn hole is equipped in the mounting plate, limit turn trough is symmetrically arranged on the inner sidewall of the turn hole, cabinet is rotatably connected in the turn hole, motor is fixedly connected in the cabinet, fixing sleeve is connected to change corresponding with two limit turn trough positions on the side wall of the cabinet, the change is rotatably connected in limit turn trough.The utility model structure is simple, it is easy to operate, the angle of single air intake centrifugal air outlet of ventilator can be changed, and be fixed, the applicable angular range of single air intake centrifugal ventilation blower is expanded, air feed can be carried out towards unused direction, and then it is suitable for different environment and needs, and do not have to replacement rack, and while saving cost, but it is time saving and energy saving.

Description

A kind of list air intake centrifugal ventilation blower rotary frame

Technical field

The utility model relates to rack technical field more particularly to a kind of single air intake centrifugal ventilation blower rotary frames.

Background technique

Single air intake centrifugal ventilation blower is mainly made of the part such as impeller, casing, air inlet with direct-coupled electrical machinery.Centrifugal blower It is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven fluid machinery.It is centrifuged wind Machine is widely used in the ventilation, dust discharge and cooling of factory, mine, tunnel, cooling tower, vehicle, ship and building；Boiler and industry The ventilation of stove and air inducing；Cooling and ventilation in the apparatus of air conditioning and domestic electric appliance；It the drying of cereal and selects and recommends；Wind Inflation and propulsion of hole wind regime and aircushion vehicle etc..Organic frame will be often arranged in single air intake centrifugal ventilation blower when in use or pedestal is used It is fixed in by body, but by the needs of working environment, the direction of the air outlet of single air intake centrifugal ventilation blower will not be fixed, institute It to be needed that rack is then fixed on list again to put according to specific working environment before use with single air intake centrifugal ventilation blower On air intake centrifugal ventilation blower, single air intake centrifugal ventilation blower can thus influenced by rack, air outlet can only in one direction, Such rack do not have versatility, limit the scope of application of single air intake centrifugal ventilation blower, when need to other towards carry out When air feed, single air intake centrifugal ventilation blower or replacement rack are also bought again, increases cost, it is time-consuming and laborious.

Utility model content

Purpose of the utility model is to solve disadvantage existing in the prior art and problem, and a kind of list proposed into Wind centrifugal fan rotary frame.

To achieve the goals above, the utility model adopts the technical scheme that a kind of single air intake centrifugal ventilation blower rotation It makes a connection frame, including pedestal, the upper end of the pedestal is equipped with mounting plate, and the side of the mounting plate is equipped with spiral case, in the spiral case Equipped with air-inlet cavity, the side of the spiral case is equipped with air inlet be connected to air-inlet cavity, equipped with turn hole in the mounting plate, described turn It is symmetrically arranged with limit turn trough on the inner sidewall in hole, cabinet is rotatably connected in the turn hole, is fixedly connected with electricity in the cabinet Machine, fixing sleeve is connected to change corresponding with two limit turn trough positions, the change rotation connection on the side wall of the cabinet In limit turn trough, the side wall of the cabinet is fixedly connected with the side wall of spiral case, and the output shaft of the motor through spiral case and prolongs It extends in air-inlet cavity, impeller is equipped in the air-inlet cavity, the impeller is fixedly attached on the output shaft of cabinet, the mounting plate Interior to be equipped with positioning mechanism, the positioning mechanism is located at the upper end of turn hole, is fixedly connected with pressure pin on the side wall of the mounting plate, institute The upper end for stating pressure pin is equipped with limit sliding chutes, is fixedly connected with annular corresponding with limit sliding chutes position on the side wall of the spiral case Sliding block, the ring slider and limit sliding chutes are slidably connected.

Preferably, the positioning mechanism includes positioning pin, and the upper end of the mounting plate is equipped with sliding slot, the inside of the sliding slot Wall is equipped with the slide opening through mounting plate, and the positioning pin is slidably connected in slide opening, and the positioning pin is located at one in sliding slot End is fixedly connected with pull rod vertically, and the pull rod is slidably connected with sliding slot, and the positioning pin is located at one end in sliding slot equipped with leading To slot, guide rod corresponding with guiding groove location, the guide rod and guiding are fixedly connected on the inner sidewall of the sliding slot Slot is slidably connected, and spring is socketed on the guide rod, and one end of the spring and the inner sidewall of sliding slot offset, the spring The other end offsets with one end in positioning pin displacement sliding slot, and the side wall of the spiral case is equipped with multiple corresponding with alignment pin position Locating slot, the positioning pin is slidably connected with locating slot.

Preferably, fixing sleeve is connected to anti-skidding cotton-padded covering on the side wall of the pull rod.

Preferably, the interior bottom of the limit sliding chutes is equipped with multiple turn troughs, is rotatably connected to roller in multiple turn troughs, The roller is slidably connected with ring slider.

Preferably, the side wall of the spiral case is equipped with dirt filtrating screen corresponding with air inlet position.

Preferably, bull stick is fixedly connected on the side wall of the cabinet vertically, fixing sleeve is connected to anti-skidding rubber on the bull stick Gum cover.

The utility model structure is simple, easy to operate, when in use, pulls pull rod, so that positioning pin is detached from locating slot, then Rotation bull stick rotates cabinet in turn hole, and then drives spiral case rotation, then in limit sliding chutes of the ring slider on pressure pin Sliding, pressure pin are played a supporting role, and certain limit and guiding role are played in the cooperation of ring slider and limit sliding chutes to spiral case. Then when spiral case turns to required angle, positioning pin is unclamped, makes positioning pin by the power for the spring being constantly under compressive state It slides into locating slot, and then the angle of spiral case air outlet is positioned.The utility model structure is simple, easy to operate, can Change the angle of single air intake centrifugal air outlet of ventilator, and be fixed, expands the applicable angle of single air intake centrifugal ventilation blower Range can carry out air feed towards unused direction, and then be suitable for different environment and need, and not have to replacement rack, save While cost-saving, but it is time saving and energy saving.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of single air intake centrifugal ventilation blower rotary frame structural schematic diagram；

Fig. 2 be the utility model proposes a kind of single air intake centrifugal ventilation blower rotary frame main view；

Fig. 3 be the utility model proposes a kind of single air intake centrifugal ventilation blower rotary frame side view；

Fig. 4 is the schematic enlarged-scale view in Fig. 1 at A.

In figure: 1 spiral case, 2 ring sliders, 3 bull sticks, 4 impellers, 5 motors, 6 mounting plates, 7 pressure pins, 8 pedestals, 9 positioning pins, 10 guide grooves, 11 pull rods, 12 guide rods, 13 sliding slots, 14 springs, 15 changes, 16 cabinets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-4, a kind of single air intake centrifugal ventilation blower rotary frame, including pedestal 8, the upper end of pedestal 8 are equipped with installation Plate 6, the side of mounting plate 6 are equipped with spiral case 1, are equipped with air-inlet cavity in spiral case 1, the side of spiral case 1 be equipped be connected to air-inlet cavity into Air port, mounting plate 6 is interior to be equipped with turn hole, is symmetrically arranged with limit turn trough on the inner sidewall of turn hole, is rotatably connected to cabinet in turn hole 16, motor 5 is fixedly connected in cabinet 16, and fixing sleeve is connected to corresponding with two limit turn trough positions on the side wall of cabinet 16 Change 15, change 15 be rotatably connected on limit turn trough in, the side wall of cabinet 16 is fixedly connected with the side wall of spiral case 1, motor 5 it is defeated Shaft is through spiral case 1 and extends in air-inlet cavity, and impeller 4 is equipped in air-inlet cavity, and impeller 4 is fixedly attached to the output of cabinet 16 On axis, positioning mechanism is equipped in mounting plate 6, positioning mechanism is located at the upper end of turn hole, is fixedly connected with support on the side wall of mounting plate 6 Bar 7, pressure pin 7 are played a supporting role.The upper end of pressure pin 7 is equipped with limit sliding chutes, is fixedly connected on the side wall of spiral case 1 and slides with limit The corresponding ring slider 2 of groove location, ring slider 2 are slidably connected with limit sliding chutes, and ring slider 2 and limit sliding chutes are matched Certain limit and guiding role are played in conjunction to spiral case 1.

In the utility model, positioning mechanism includes positioning pin 9, and the upper end of mounting plate 6 is equipped with sliding slot 13, the inside of sliding slot 13 Wall is equipped with the slide opening through mounting plate 6, and positioning pin 9 is slidably connected in slide opening, and it is perpendicular that positioning pin 9 is located at one end in sliding slot 13 It directly is fixedly connected with pull rod 11, for positioning pin 9 to be pulled out locating slot.Pull rod 11 is slidably connected with sliding slot 13, and positioning pin 9 It is equipped with guide groove 10 in one end in sliding slot 13, is fixedly connected on the inner sidewall of sliding slot 13 corresponding with 10 position of guide groove Guide rod 12, guide rod 12 are slidably connected with guide groove 10, and spring 14, one end of spring 14 and cunning are socketed on guide rod 12 The inner sidewall of slot 13 offsets, and one end that the other end of spring 14 is displaced in sliding slot 13 with positioning pin 9 offsets, on the side wall of spiral case 1 Equipped with multiple locating slots corresponding with 9 position of positioning pin, positioning pin 9 is slidably connected with locating slot, positioning pin 9 and locating slot Cooperation, the angle of 1 air outlet of spiral case can be fixed.Fixing sleeve is connected to anti-skidding cotton-padded covering on the side wall of pull rod 11.Limit The interior bottom of sliding slot is equipped with multiple turn troughs, is rotatably connected to roller in multiple turn troughs, roller is slidably connected with ring slider 2, makes Ring slider 2 slides more smooth in limit sliding chutes.The side wall of spiral case 1 is equipped with dust filtering corresponding with air inlet position Net reduces dust and enters in air-inlet cavity.Bull stick 3 is fixedly connected on the side wall of cabinet 16 vertically, for rotating cabinet 16.Bull stick Fixing sleeve is connected to non-slip rubber set on 3.

In the utility model, when in use, pull rod 11 is pulled, positioning pin 9 is made to be detached from locating slot, then rotating bull stick 3 makes Cabinet 16 rotates in turn hole, and then spiral case 1 is driven to rotate, and then ring slider 2 slides in the limit sliding chutes on pressure pin 7, Pressure pin 7 is played a supporting role, and certain limit and guiding role are played in the cooperation of ring slider 2 and limit sliding chutes to spiral case 1.So Afterwards when spiral case 1 turns to required angle, positioning pin 9 is unclamped, makes positioning pin 9 by the spring 14 being constantly under compressive state Power slides into locating slot, and then the angle of 1 air outlet of spiral case is positioned.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of list air intake centrifugal ventilation blower rotary frame, including pedestal (8), which is characterized in that the upper end of the pedestal (8) is set Have mounting plate (6), the side of the mounting plate (6) is equipped with spiral case (1), and air-inlet cavity, the spiral case are equipped in the spiral case (1) (1) side is equipped with the air inlet that be connected to air-inlet cavity, equipped with turn hole in the mounting plate (6), on the inner sidewall of the turn hole It is symmetrically arranged with limit turn trough, is rotatably connected in the turn hole cabinet (16), is fixedly connected with motor in the cabinet (16) (5), fixing sleeve is connected to change (15) corresponding with two limit turn trough positions, the change on the side wall of the cabinet (16) (15) it is rotatably connected in limit turn trough, the side wall of the cabinet (16) is fixedly connected with the side wall of spiral case (1), the motor (5) output shaft is through spiral case (1) and extends in air-inlet cavity, is equipped with impeller (4) in the air-inlet cavity, and the impeller (4) is solid Surely it is socketed on the output shaft of cabinet (16), positioning mechanism is equipped in the mounting plate (6), the positioning mechanism is located at turn hole Upper end is fixedly connected with pressure pin (7) on the side wall of the mounting plate (6), and the upper end of the pressure pin (7) is equipped with limit sliding chutes, institute It states and is fixedly connected with ring slider (2) corresponding with limit sliding chutes position on the side wall of spiral case (1), the ring slider (2) With being slidably connected for limit sliding chutes.

2. a kind of single air intake centrifugal ventilation blower rotary frame according to claim 1, which is characterized in that the positioning mechanism Including positioning pin (9), the upper end of the mounting plate (6) is equipped with sliding slot (13), and the inner sidewall of the sliding slot (13), which is equipped with, to be run through The slide opening of mounting plate (6), the positioning pin (9) are slidably connected in slide opening, and the positioning pin (9) is located at one in sliding slot (13) End is fixedly connected with pull rod (11) vertically, and the pull rod (11) is slidably connected with sliding slot (13), and the positioning pin (9) is located at sliding slot (13) one end in is equipped with guide groove (10), is fixedly connected on the inner sidewall of the sliding slot (13) and guide groove (10) position Corresponding guide rod (12), the guide rod (12) are slidably connected with guide groove (10), are socketed on the guide rod (12) Spring (14), one end of the spring (14) and the inner sidewall of sliding slot (13) offset, the other end of the spring (14) and positioning One end in pin (9) displacement sliding slot (13) offsets, and the side wall of the spiral case (1) is equipped with multiple opposite with positioning pin (9) position The locating slot answered, the positioning pin (9) are slidably connected with locating slot.

3. a kind of single air intake centrifugal ventilation blower rotary frame according to claim 2, which is characterized in that the pull rod (11) Side wall on fixing sleeve be connected to anti-skidding cotton-padded covering.

4. a kind of single air intake centrifugal ventilation blower rotary frame according to claim 1, which is characterized in that the limit sliding chutes Interior bottom be equipped with multiple turn troughs, roller is rotatably connected in multiple turn troughs, the roller and ring slider (2) sliding connect It connects.

5. a kind of single air intake centrifugal ventilation blower rotary frame according to claim 1, which is characterized in that the spiral case (1) Side wall be equipped with dirt filtrating screen corresponding with air inlet position.

6. a kind of single air intake centrifugal ventilation blower rotary frame according to claim 1, which is characterized in that the cabinet (16) Side wall on be fixedly connected with vertically bull stick (3), fixing sleeve is connected to non-slip rubber set on the bull stick (3).