CN219366358U

CN219366358U - Portable ventilator

Info

Publication number: CN219366358U
Application number: CN202320174227.2U
Authority: CN
Inventors: 严建民; 严治铨; 袁伟华
Original assignee: Guangdong Quanda Environmental Protection Ventilation Equipment Co ltd
Current assignee: Guangdong Quanda Environmental Protection Ventilation Equipment Co ltd
Priority date: 2023-01-14
Filing date: 2023-01-14
Publication date: 2023-07-18
Anticipated expiration: 2033-01-14

Abstract

The utility model belongs to the technical field of ventilators, and particularly relates to a portable ventilator. A portable ventilator is provided which is highly efficient in ventilation and which is movable. The utility model provides a portable ventilation blower, includes chassis, fan casing, motor, drive assembly and gyro wheel etc. the motor is installed to fan casing outside bottom, the transmission is connected with drive assembly between the output shaft of motor and the connecting axle, drive assembly passes through the lateral wall of fan casing, the chassis front side is provided with two gyro wheels through the pivot rotation. The motor is arranged on the outer side of the fan shell, so that the ventilation space in the fan shell is improved, and the ventilation efficiency can be improved; the handheld portion is turned down to enable the bending portion to be clamped with the rotating shaft, so that the end portion of the handheld portion can be kept horizontal with the supporting portion of the underframe after the handheld portion is turned down, stable placement of the ventilator is facilitated, the handheld portion is unfolded to be under the auxiliary action of the roller, and the ventilator can be pulled to move easily.

Description

Portable ventilator

Technical Field

The utility model belongs to the technical field of ventilators, and particularly relates to a portable ventilator.

Background

The ventilator is a machine that increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine.

Through retrieving, the patent of patent bulletin number CN207660875U, disclose a portable ventilation blower, including the ventilation blower body and carry out a plurality of supporting legs that supports to the ventilation blower body, be equipped with the handle on the lateral wall of ventilation blower body, form the cavity between handle and the ventilation blower body, be equipped with the baffle in the cavity and follow the ventilation blower shift knob that stretches out in the handle, the baffle is located outside the ventilation blower shift knob. Although the ventilator is small and exquisite as a whole, and is convenient to carry, the ventilator has some defects: the motor of the device is arranged in the protective cover, and the motor occupies a certain space, so that wind power generated when the fan blades work is blocked, and the ventilation efficiency is reduced; and the device need rely on the manual work to carry, is not provided with the mechanism that can assist the device to remove, and when needs carry relatively far distance, comparatively laborious has some inconveniences.

For this reason, there is a need for improvement in the above-mentioned proposals, and a portable ventilator which is high in ventilation efficiency and movable is designed.

Disclosure of Invention

The utility model aims to overcome the defects that the existing portable ventilator has lower ventilation efficiency and is inconvenient to move, and the technical problem to be solved by the utility model is to provide the portable ventilator which has higher ventilation efficiency and is movable.

In order to solve the technical problems, the portable ventilator comprises a bottom frame, a mounting frame, a fan shell, a fixing seat and fan blades, wherein the mounting frame is arranged on the upper portion of the bottom frame, the fan shell is arranged on the upper portion of the mounting frame, the fixing seat is arranged inside the fan shell, the fan blades are sleeved on the fixing seat in a rotating mode through a connecting shaft, the portable ventilator further comprises a motor, a transmission assembly, a handheld portion, a bending portion and rollers, the bottom of the outer side of the fan shell is provided with the motor, the transmission assembly is connected between an output shaft of the motor and the connecting shaft in a transmission mode, the transmission assembly penetrates through the side wall of the fan shell, two rollers are rotatably arranged on the front side of the bottom frame through a rotating shaft, the handheld portion is movably arranged on the front side of the mounting frame, the two rollers can move after being pulled to land, the bending portion is arranged on the handheld portion, the handheld portion can swing downwards to be clamped with the rotating shaft, and a clamping groove for limiting the handheld portion after being folded is formed in the front side.

Further, after the hand-held part is turned down, the end part of the hand-held part can be kept in a horizontal state with the supporting part of the underframe.

Further, the area between the mounting frame and the fan housing is a placement area.

Still further still, still include the protecting crust, the protecting crust run through install in on the fan casing, just the protecting crust will drive the subassembly parcel.

Still further, still include the kuppe, the last side that is opposite with the flabellum of protecting crust is provided with the kuppe.

Still further, still include the protection network, both sides all are installed the protection network around the fan casing.

Still further, still include the bulge loop, fan casing front and back both ends all are provided with the bulge loop.

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

the motor is arranged on the outer side of the fan shell, so that the ventilation space in the fan shell is improved, and the ventilation efficiency can be improved; the handheld portion is turned over downwards to enable the bending portion to be clamped with the rotating shaft, so that the end portion of the handheld portion can be kept horizontal with the supporting portion of the underframe after being turned over, stable placement of the ventilator is facilitated, the handheld portion is unfolded to be under the auxiliary action of the roller, and the ventilator is pulled to move easily, so that the purpose of convenience in use is achieved.

Drawings

Fig. 1 is a perspective view of a first perspective view of the present utility model.

Fig. 2 is a schematic perspective view of a second perspective view of the present utility model.

Fig. 3 is a schematic view showing the developed state of the holding part and the bending part of the present utility model.

Fig. 4 is a partial cross-sectional view of the present utility model.

The marks in the drawings are: the fan comprises a 1-underframe, a 2-mounting frame, a 3-fan shell, a 4-protective screen, a 5-motor, a 6-transmission assembly, a 7-fixed seat, 8-fan blades, 9-protective shells, 10-air guide covers, 11-handheld parts, 12-bending parts, 13-rollers, 14-placement areas, 15-convex rings and 16-clamping grooves.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-4, the portable ventilator provided by the utility model comprises a chassis 1, a mounting frame 2, a blower housing 3, a motor 5, a transmission component 6, a fixing seat 7, fan blades 8, a handheld part 11, a bending part 12 and a roller 13, wherein the mounting frame 2 is arranged at the upper part of the chassis 1, the blower housing 3 is arranged at the upper part of the mounting frame 2, a placement area 14 is arranged between the mounting frame 2 and the blower housing 3, a ventilation hose which is favorable for placement and folding is convenient to take out, the practicability is strong, a fixing seat 7 is arranged inside the blower housing 3, the fan blades 8 are sleeved on the fixing seat 7 in a rotating manner through a connecting shaft, the motor 5 is arranged at the bottom outside the blower housing 3, the ventilation space inside the blower housing 3 is favorable for being lifted, the ventilation efficiency is further improved, the transmission component 6 is connected between an output shaft of the motor 5 and the connecting shaft, the transmission component 6 is a belt transmission component, the belt transmission component mainly comprises two belt pulleys and a flat belt, the two belt pulleys are respectively sleeved on the connecting shaft and the output shaft of the motor, the flat belt is wound between the two belt pulleys, when the fan blade 8 is blocked by foreign matters, the motor 5 can be prevented from continuously running to damage, and the motor 5 is further protected, the transmission component 6 penetrates through the side wall of the fan shell 3, the front side of the chassis 1 is rotatably provided with two rollers 13 through a rotating shaft, the upper part of the front side of the mounting frame 2 is movably provided with a hand-held part 11, the hand-held part 11 is provided with a bending part 12, the hand-held part 11 rotates to downwards swing to be clamped with the rotating shaft, the front side of the chassis 1 is provided with a clamping groove 16 for limiting the folded hand-held part 11, the double matching of the bending part 12 and the clamping groove 16 is beneficial to improving the stability of the folded handheld part 11.

It should be emphasized that, referring to fig. 1 and 2, after the hand-hold portion 11 is turned down, the end portion of the hand-hold portion may be kept in a horizontal state with the supporting portion of the chassis 1, so that the device is easy to place stably.

It should be further noted that, referring to fig. 2, 3 and 4, the fan housing further includes a protecting shell 9, the protecting shell 9 is penetratingly installed on the fan housing 3, and the protecting shell 9 wraps the transmission assembly 6, so as to be beneficial to protecting the transmission assembly 6, and meanwhile, noise generated when the fan housing 3 is ventilated can be reduced.

It should be further noted that, referring to fig. 4, the fan further includes a guide cover 10, and the guide cover 10 is disposed on the side of the protective housing 9 opposite to the fan blade 8, which is beneficial to guiding air in the fan housing 3, so as to further reduce noise of air flow.

It should be further noted that, referring to fig. 1, 2 and 4, the fan housing further comprises a protection net 4, and the protection nets 4 are mounted on the front side and the rear side of the fan housing 3, which is beneficial to improving the safety of the fan housing when in use, avoiding accidental injury and protecting the fan blades 8.

In addition, it should be noted that, referring to fig. 1-3, the fan housing further includes a convex ring 15, and convex rings 15 are disposed at front and rear ends of the fan housing 3, so that the ventilation hose is convenient to be stably assembled, and when the ventilation hose is assembled on different end surfaces of the fan housing 3, ventilation or exhaust effects can be achieved.

Working principle: when the fan is used, the handheld part 11 can be folded downwards, the folding part 12 is clamped with the rotating shaft of the roller 13, the clamping groove 16 can be used for clamping and matching the handheld part 11, the folded handheld part 11 can be flush with the supporting part of the underframe 1, stable placement of the fan is facilitated, the motor 5 is arranged at the bottom of the outer side of the fan shell 3, wind power blown out by the fan blade 8 is not blocked, the ventilation efficiency of the fan is improved, the motor 5 is in transmission connection with the fan blade 8 through the belt assembly, a slipping phenomenon can occur when necessary, the motor 5 can play a role in protecting the fan blade 8, and the motor 5 can be prevented from continuously operating and further damage when the fan blade 8 is blocked by foreign matters; through pulling handheld portion 11 for two gyro wheels 13 land, this ventilation blower of pulling that can relax removes, and then need not to rely on the manual work to mention whole ventilation blower, has reached the convenient purpose of using.

The foregoing examples have shown only the preferred embodiments of the utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a portable ventilator, includes chassis (1), installing frame (2), fan casing (3), fixing base (7) and flabellum (8), chassis (1) upper portion is provided with installing frame (2), installing frame (2) upper portion is provided with fan casing (3), fan casing (3) inside is provided with fixing base (7), be equipped with flabellum (8) through connecting axle rotation formula cover on fixing base (7), a serial communication port, still including motor (5), drive assembly (6), handheld portion (11), bending portion (12) and gyro wheel (13), motor (5) are installed to fan casing (3) outside bottom, the transmission is connected with drive assembly (6) between the output shaft and the connecting axle of motor (5), drive assembly (6) pass through the lateral wall of fan casing (3), chassis (1) front side is provided with two gyro wheels (13) through the pivot rotation, installation frame (2) front side upper portion activity is provided with handheld portion (11), and handheld portion (11) make two and carry out the swing portion (13) and can be provided with the hand-held portion (11) and be bent down, the front side of the underframe (1) is provided with a clamping groove (16) for limiting the folded hand-held part (11).

2. A portable ventilator according to claim 1, characterized in that the end of the handle (11) is able to remain level with the support of the chassis (1) after being folded down.

3. A portable ventilator according to claim 1, characterized in that the area between the mounting frame (2) and the ventilator housing (3) is a placement area (14).

4. A portable ventilator according to claim 1, further comprising a protective housing (9), said protective housing (9) being mounted through said ventilator housing (3) and said protective housing (9) enclosing said transmission assembly (6).

5. A portable ventilator according to claim 4, further comprising a pod (10), wherein the pod (10) is provided on the side of the protective housing (9) opposite the fan blades (8).

6. A portable ventilator according to claim 1, further comprising a protective net (4), wherein the protective net (4) is mounted on both front and rear sides of the ventilator housing (3).

7. A portable ventilator according to claim 1, further comprising a collar (15), wherein the ventilator housing (3) is provided with collars (15) at both front and rear ends.