CN213298325U - Smoke exhaust fan convenient to clean - Google Patents

Abstract

The utility model relates to a smoke exhaust fan technical field, in particular to smoke exhaust fan convenient to it is clean. Including the barrel, barrel upper portion is formed with the opening, and the opening part is equipped with the arc lid, can dismantle between arc lid and barrel to be connected, still includes brace table, bearing frame, pivot, blade, motor, drive mechanism, in the barrel was located to the brace table, the bearing frame was located on the brace table, the pivot is rotatable to be installed in the bearing frame, the blade is installed in the pivot and is driven by the pivot and rotate, outside the barrel was located to the motor, and the motor extended to the barrel through drive mechanism in be connected with the pivot to it is rotatory to drive the pivot. The inner part of the cylinder body can be conveniently cleaned by disassembling the arc-shaped cover body; locate the barrel with the motor outside, reduce the interior equipment of barrel, reduce the dirt adhesion to spacious section of thick bamboo inner space is more favorable to carrying out cleaning work.

Description

Smoke exhaust fan convenient to clean

Technical Field

The utility model relates to a smoke exhaust fan technical field, in particular to smoke exhaust fan convenient to it is clean.

Background

The smoke exhaust fan is a common device in fire fighting equipment, and can quickly exhaust peculiar smell, oil smoke, harmful gases and the like in a building space. In industrial production, gas exhausted by a smoke exhaust fan may contain dust, oil smoke and the like, the dirt is easy to adhere to fan blades, the power consumption of the smoke exhaust fan is increased due to the dirt, and even the normal operation of the smoke exhaust fan is affected, so that the smoke exhaust fan needs to be cleaned regularly. For the convenience of carrying out the cleaning work to the induced-draft fan, chinese patent that the publication number is CN 210164698U of granting discloses an axial-flow type fire control smoke exhaust fan convenient to it is clean, including end smoke exhaust barrel, the upper end surface fixed mounting that the end smoke exhaust barrel was had removable smoke exhaust barrel, the both sides surface of end smoke exhaust barrel all is provided with the installation strake, the upper end surface of installation strake is provided with fixed mounting screw group, the lower extreme surface of installation strake is provided with mounting nut group, the equal fixedly connected with transport handle of both sides surface of removable smoke exhaust barrel, the upper end middle part of end smoke exhaust barrel is provided with electric motor rotor, electric motor rotor's fixed surface is connected with smoke exhaust fan leaf. Present smoke exhaust fan realizes opening so that the inside is cleaned to the dryer of discharging fume through setting up the detachable dryer of discharging fume, nevertheless because the motor is located in the chimney, also can cohere the dirt on the motor, also simultaneously because blockking of motor, cleans inside still has more hindrance.

SUMMERY OF THE UTILITY MODEL

For overcoming the deficiencies in the prior art, the utility model provides a be convenient for clear smoke exhaust fan.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a smoke exhaust fan convenient to it is clean, includes the barrel, and barrel upper portion is formed with the opening, and the opening part is equipped with and is used for sealing open-ended arc lid, can dismantle its characterized in that between arc lid and barrel: still include brace table, bearing frame, pivot, blade, motor, drive mechanism, in the barrel was located to the brace table, the bearing frame was located on the brace table, the rotatable installation in the bearing frame of pivot, the blade is installed in the pivot and is driven by the pivot and rotate, outside the barrel was located to the motor, and the motor extended to in the barrel through drive mechanism and was connected with the pivot to it is rotatory to drive the pivot.

Furthermore, a first yielding hole is formed in the cylinder, a second yielding hole corresponding to the first yielding hole is formed in the supporting table, the transmission mechanism comprises a first belt pulley, a second belt pulley and a belt, the first belt pulley is sleeved on the motor, the second belt pulley is sleeved on the rotating shaft, and the belt passes through the first yielding hole and the second yielding hole and is wound on the first belt pulley and the second belt pulley.

Further, the bearing frame is equipped with two, and two bearing frames coaxial arrangement respectively in the second hole both sides of stepping down, the pivot passes two bearing frame installations, the second belt pulley is installed in the pivot between two bearing frames.

Furthermore, a plurality of wheel grooves are formed in the first belt pulley and the second belt pulley, and a plurality of belts are correspondingly arranged in the wheel grooves respectively.

Further, still include the base, the barrel is installed on the base, and the base is equipped with an installation diaphragm, the motor is fixed to be located on the installation diaphragm.

Further, the barrel is equipped with outside convex first installation edge in opening both sides, a plurality of first mounting holes have been seted up on the first installation edge, arc lid both sides are equipped with outside convex second installation edge, a plurality of second mounting holes have been seted up on the second installation edge, each first mounting hole respectively with each second mounting hole one-to-one, the locking bolt passes first mounting hole and second mounting hole with arc lid detachable install on the barrel.

Further, still be equipped with detachable protection screen panel on the barrel.

As can be seen from the above description of the present invention, compared with the prior art, the smoke exhaust fan convenient to clean provided by the present invention can conveniently clean the inside of the cylinder body by detaching the arc-shaped cover body; the motor is arranged outside the cylinder body, so that equipment in the cylinder body is reduced, dirt adhesion is reduced, and the empty space in the cylinder is more favorable for cleaning; less equipment in the cylinder can reduce the blockage to airflow, reduce energy consumption, provide exhaust working efficiency and reduce the working noise of the equipment to a certain degree.

Drawings

Fig. 1 is the utility model relates to a smoke exhaust fan schematic structure convenient to it is clean.

Fig. 2 is the utility model relates to a smoke exhaust fan decomposes schematic diagram convenient to it is clean.

Fig. 3 is a schematic structural view of the bearing seat, the rotating shaft, the motor, the blade and the transmission mechanism of the present invention.

Fig. 4 is a schematic structural view of the cylinder, the arc-shaped cover, the supporting table and the base of the present invention.

The labels in the figure correspond to the following: 1. the novel bearing comprises a cylinder body, 11, an opening, 12, a first mounting edge, 13, a first mounting hole, 14, a protective screen, 15, a first yielding hole, 2, an arc-shaped cover body, 21, a second mounting edge, 22, a second mounting hole, 3, a support table, 31, a second yielding hole, 4, a bearing seat, 5, a rotating shaft, 6, a blade, 7, a motor, 8, a transmission mechanism, 81, a first belt pulley, 82, a second belt pulley, 83, a belt, 9, a base and 91, and a transverse plate.

Detailed Description

The present invention will be further described with reference to the following detailed description.

Referring to fig. 1 to 4, a smoke exhaust fan convenient to clean comprises a cylinder 1, an arc cover body 2, a support table 3, a bearing seat 4, a rotating shaft 5, blades 6, a motor 7, a transmission mechanism 8 and a base 9.

1 upper portion of barrel is formed with opening 11, barrel 1 is equipped with in opening 11 both sides and is equipped with outside convex first installation along 12, a plurality of first mounting holes 13 have been seted up on 12 to first installation edge, 2 both sides of arc lid are equipped with outside convex second installation along 21, a plurality of second mounting holes 22 have been seted up on 21 to the second installation edge, each first mounting hole 13 respectively with each second mounting hole 22 one-to-one, the locking bolt passes first mounting hole 13 and second mounting hole 22 with arc lid 2 detachable install on barrel 1, in order to seal opening 11. The barrel 1 is also provided with a detachable protective mesh enclosure 14.

The supporting table 3 is arranged in the cylinder body 1, the bearing seat 4 is arranged on the supporting table 3, the rotating shaft 5 is rotatably arranged in the bearing seat 4, the blade 6 is arranged on the rotating shaft 5 and is driven by the rotating shaft 5 to rotate, the motor 7 is arranged outside the cylinder body 1, and the motor 7 extends into the cylinder body 1 through the transmission mechanism 8 and is connected with the rotating shaft 5 so as to drive the rotating shaft 5 to rotate. The barrel 1 is provided with a first abdicating hole 15, the support table 3 is provided with a second abdicating hole 31 corresponding to the position of the first abdicating hole 15, the transmission mechanism 8 comprises a first belt pulley 81, a second belt pulley 82 and a belt 83, the first belt pulley 81 is sleeved on the motor 7, the second belt pulley 82 is sleeved on the rotating shaft 5, the belt 83 passes through the first abdicating hole 15 and the second abdicating hole 31 and is wound on the first belt pulley 81 and the second belt pulley 82, the first belt pulley 81 and the second belt pulley 82 are provided with a plurality of wheel grooves, the belt 83 is correspondingly provided with a plurality of wheels and is respectively arranged in each wheel groove, the two bearing seats 4 are respectively and coaxially arranged at two sides of the second abdicating hole 31, the rotating shaft 5 passes through the two bearing seats 4 to be installed, and the second belt pulley 82 is installed on the rotating shaft 5 between the two bearing seats 4. The cylinder 1 is arranged on the base 9, the base 9 is provided with an installation transverse plate 91, and the motor 7 is fixedly arranged on the installation transverse plate 91.

The working principle of the smoke exhaust fan convenient for cleaning is as follows:

barrel 1 is equipped with opening 11, and opening 11 department is located to arc lid 2 detachable, consequently when needs clean this smoke exhaust fan, only need open arc lid 2 can be convenient clean the inside of smoke exhaust fan. Motor 7 is located barrel 1 outside, therefore on the dirt of smoke ventilator during operation can not be infected with motor 7 to the overall arrangement in the barrel 1 is more spacious, and equipment blocks less, more is favorable to cleaning in the barrel 1, arranges still less part in the barrel 1 simultaneously and can reduce required clear work load. The motor 7 drives the rotating shaft 5 to rotate in the transmission mechanism 8 of the belt pulley assembly to the barrel body 1, so that the blades 6 are driven to rotate, blocking of airflow by parts in the barrel body 1 is less, energy loss is reduced, exhaust working efficiency is improved, and working noise of equipment can be reduced to a certain degree.

The above-mentioned only be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and all utilize this design right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims (7)

1. The utility model provides a smoke exhaust fan convenient to it is clean, includes the barrel, and barrel upper portion is formed with the opening, and the opening part is equipped with and is used for sealing open-ended arc lid, can dismantle its characterized in that between arc lid and barrel: still include brace table, bearing frame, pivot, blade, motor, drive mechanism, in the barrel was located to the brace table, the bearing frame was located on the brace table, the rotatable installation in the bearing frame of pivot, the blade is installed in the pivot and is driven by the pivot and rotate, outside the barrel was located to the motor, and the motor extended to in the barrel through drive mechanism and was connected with the pivot to it is rotatory to drive the pivot.

2. The exhaust fan convenient to it is clean of claim 1 characterized in that: the barrel is provided with a first abdicating hole, the support table is provided with a second abdicating hole corresponding to the first abdicating hole, the transmission mechanism comprises a first belt pulley, a second belt pulley and a belt, the first belt pulley is sleeved on the motor, the second belt pulley is sleeved on the rotating shaft, and the belt passes through the first abdicating hole and the second abdicating hole and is wound on the first belt pulley and the second belt pulley.

3. The exhaust fan convenient to it is clean of claim 2 characterized in that: the bearing frame is equipped with two, and two bearing frames coaxial arrangement respectively in second hole both sides of stepping down, the installation of two bearing frames is passed in the pivot, the second belt pulley is installed in the pivot between two bearing frames.

4. The exhaust fan convenient to it is clean of claim 2 characterized in that: the first belt pulley and the second belt pulley are provided with a plurality of pulley grooves, and the belts are correspondingly provided with a plurality of belts which are respectively arranged in the pulley grooves.

5. The exhaust fan convenient to it is clean of claim 1 characterized in that: the barrel is arranged on the base, the base is provided with an installation transverse plate, and the motor is fixedly arranged on the installation transverse plate.

6. The exhaust fan convenient to it is clean of claim 1 characterized in that: the barrel is equipped with outside convex first installation edge in opening both sides, a plurality of first mounting holes have been seted up along last in first installation, arc lid both sides are equipped with outside convex second installation edge, a plurality of second mounting holes have been seted up along last in the second installation, each first mounting hole respectively with each second mounting hole one-to-one, the locking bolt passes first mounting hole and second mounting hole with arc lid detachable install on the barrel.

7. The exhaust fan convenient to it is clean of claim 1 characterized in that: the barrel is also provided with a detachable protective net cover.

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