CN218581901U

CN218581901U - Noise-reduction exhaust fan capable of being rapidly disassembled

Info

Publication number: CN218581901U
Application number: CN202221033509.2U
Authority: CN
Inventors: 李克文; 刘焕荣
Original assignee: Hebei Qingtie Machinery Equipment Manufacturing Co ltd
Current assignee: Hebei Qingtie Machinery Equipment Manufacturing Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2023-03-07
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a noise reduction exhaust fan capable of being rapidly disassembled, which comprises a noise reduction exhaust fan main unit and a rapid disassembly and assembly unit, wherein the noise reduction exhaust fan main unit comprises an exhaust fan base (2), an exhaust fan main body (1), a first noise reduction protective shell (3) and a second noise reduction protective shell (4); the quick assembly disassembly unit comprises a rectangular seat (5) and a fixed seat (6), wherein the rectangular seat (5) and the fixed seat (6) are mutually attached, a fixed groove, a slot, a plugboard (7), a transverse plate (8) capable of sliding up and down in the slot, a rectangular groove arranged on one side of the rectangular seat (5), a connecting plate (13) fixedly arranged at the bottom of the transverse plate (8), a clamping groove arranged on the connecting plate (13), and a clamping plate (14) movably clamped in the clamping groove. The utility model fixes the noise reduction exhaust fan main unit by the clamping structure to form a closed cavity for isolating noise; when the device needs to be overhauled, the fixation, the disassembly, the overhaul and the maintenance can be rapidly released.

Description

Noise-reduction exhaust fan capable of being rapidly disassembled

Technical Field

The embodiment of the utility model belongs to the technical field of the exhaust fan, more specifically relates to a but quick dismantlement fall exhaust fan of making an uproar.

Background

In industrial production and material processing, it is often necessary to dry or wet grind various ores and other millable materials. In the process, the generated dust needs to be pumped away by an exhaust fan, so that the crushing quality of the product is ensured. However, the exhaust fan generates a great amount of noise when operating, which affects the working environment of the factory.

Most of the commonly used noise-reducing exhaust fans are inconvenient to rapidly install and disassemble noise-reducing components, so that the exhaust fans are complex to overhaul and maintain.

Patent CN 211343427U discloses an energy-conserving cement mill exhaust fan that makes an uproar that falls, including fan import reducing pipe, fixing base and exhaust fan, through fan import reducing pipe and an export return bend that set up for cement mill exhaust fan increases air intake reducing capacity, reduces the use of return bend, greatly reduced the windage, and then make the consumption reduction of exhaust fan, weaken the noise that the exhaust fan during operation produced. But its noise reduction assembly dismouting is inconvenient, is unfavorable for exhaust fan's maintenance and maintenance.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects or improvement requirements of the prior art, the utility model provides a noise-reduction exhaust fan which can be disassembled quickly, a main unit of the noise-reduction exhaust fan is fixed by a quick disassembling and assembling unit with a clamping structure, and a closed cavity for isolating noise is formed; when the maintenance is needed, the quick assembly disassembly unit can be rapidly released from fixation, the noise-reduction exhaust fan can be disassembled, maintained and maintained, and the exhaust fan can be rapidly combined and restored after the maintenance is finished.

In order to achieve the purpose, the quickly detachable noise reduction exhaust fan comprises a noise reduction exhaust fan main unit and a quick dismounting unit, wherein the noise reduction exhaust fan main unit comprises an exhaust fan base, an exhaust fan main body fixedly arranged on the exhaust fan base, and a first noise reduction protective shell and a second noise reduction protective shell, the bottoms of which are movably abutted against the top of the exhaust fan base;

quick assembly disassembly unit include fixed mounting in the first rectangle seat and the fixing base of making an uproar protecting crust both sides fall, rectangle seat and fixing base laminate each other, locate the fixed slot of fixing base one side, locate the slot, the joint of the top inner wall of fixed slot in picture peg in the slot, with picture peg bottom fixed connection just be in gliding diaphragm, the rectangular channel of locating rectangle seat one side, fixed mounting in the connecting plate of diaphragm bottom in the slot, locate the draw-in groove, the activity joint of connecting plate in cardboard in the draw-in groove.

Further, quick assembly disassembly unit is including fixed mounting in the diaphragm with the first spring between the rectangular channel, first spring provides reset power for the picture peg.

Further, the quick assembly disassembly unit is including locating the horizontal groove at cardboard top, fixed mounting in the horizontal plate of horizontal groove lateral wall, slip cap locate limiting plate on the horizontal plate, fixed mounting in the limiting plate with the second spring between the horizontal groove, what the second spring do the cardboard provides reset power.

Further, the quick assembly disassembly unit is including being fixed in the cylinder of connecting plate bottom.

Further, the quick assembly disassembly unit is including being fixed in the arm-tie of cardboard one side.

Furthermore, the quick assembly disassembly unit includes the vertical board of fixed mounting in the rectangular channel lateral wall, the diaphragm sliding sleeve is located on the vertical board.

Further, the quick assembly disassembly unit is including locating vertical groove, fixed mounting in vertical groove lateral wall's riser, locating the vertical hole at diaphragm top, fixed mounting in the lagging of vertical hole lateral wall, the lagging slip cover is established on the riser, the lagging with the riser ensures the up-and-down slip of diaphragm.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:

(1) The utility model fixes the noise reduction exhaust fan main unit by the quick disassembly and assembly unit of the clamping structure to form a closed cavity for isolating noise; when needing to overhaul, the quick assembly disassembly unit can relieve fixedly rapidly, dismantles, overhauls and maintains the exhaust fan that makes an uproar that falls.

(2) The utility model discloses an exhaust fan, when using, through the joint cooperation of picture peg and fixing base inner wall for rectangle seat and fixing base can be stable be connected, seal tightly, thereby make the first protecting crust of making an uproar of falling fall with the second fall the protecting crust can be stable be connected, thereby make that the exhaust fan body can be stable lie in the first protecting crust of making an uproar of falling fall with the second fall the protecting crust and be connected the space that forms, can completely cut off the noise. When needs overhaul and maintain the exhaust fan body, artifical pulling arm-tie drives cardboard horizontal motion, the compression second spring, make the cardboard break away from with the joint cooperation of connecting plate inner wall, remove the fixed to the connecting plate, artifical pulling cylinder drives connecting plate and diaphragm downstream after that, extend to first spring, make picture peg downstream, thereby break away from the joint with the fixing base inner wall, thereby remove the fixed of rectangle seat and fixing base, be convenient for fall the protecting crust of making an uproar with the second and fall the protecting crust and dismantle, thereby overhaul and maintain the exhaust fan body. The utility model discloses realize falling the exhaust fan main unit of making an uproar and dismantle fast with its unique joint structure, convenient to overhaul and maintain.

(3) The utility model discloses an exhaust fan, quick assembly disassembly unit make the first protective housing of making an uproar and fall the protective housing of making an uproar and can be stable be connected with the second protective housing of making an uproar to make the airtight intracavity that the protective housing of making an uproar and the protective housing of making an uproar connection formation is fallen with the second in the position that the exhaust fan body can be stable, realize falling the function of making an uproar.

Drawings

FIG. 1 is a schematic view of a noise-reducing exhaust fan with quick disassembly of the present invention;

FIG. 2 is a sectional view of a rapidly detachable noise-reducing exhaust fan according to the present invention;

FIG. 3 is a side sectional view of a rapidly detachable noise-reducing exhaust fan according to the present invention;

FIG. 4 is a structural diagram of part A of a rapidly detachable noise-reducing exhaust fan according to the present invention;

fig. 5 is a structural diagram of a part B of a noise-reducing exhaust fan of the present invention, which can be disassembled quickly.

In all the figures, the same reference numerals denote the same features, in particular: 1-exhaust fan body; 2-base of the exhaust fan; 3-a first noise reduction protective shell; 4-a second noise reduction protective shell; 5-a rectangular base; 6-fixing the base; 7-inserting plates; 8-a transverse plate; 9-vertical plates; 10-standing a plate; 11-a deck; 12-a first spring; 13-a connecting plate; 14-a card board; 15-horizontal plate; 16-a limiting plate; 17-a second spring; 18-pulling a plate; 19-cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in FIG. 1, the utility model provides a but quick dismantlement exhaust fan of making an uproar falls, including falling the exhaust fan main unit of making an uproar and falling the quick assembly disassembly unit of exhaust fan main unit both sides of making an uproar. When the device is used, the quick dismounting unit fixes the noise reduction exhaust fan main unit to form a closed cavity for isolating noise; when the maintenance is needed, the quick assembly disassembly unit can be quickly released from fixation, and the noise reduction exhaust fan main unit can be disassembled, maintained and maintained. The utility model discloses the function of making an uproar is fallen to realize dismantling fast and installing, convenient to overhaul and maintenance.

As shown in fig. 1 and 3, the noise reduction exhaust fan main unit includes an exhaust fan base 2, an exhaust fan main body 1 fixedly mounted on the exhaust fan base 2, and a first noise reduction protective shell 3 and a second noise reduction protective shell 4 both of which bottom portions are movably abutted against the top portion of the exhaust fan base 2. The quick assembly disassembly unit makes the first protective housing 3 of making an uproar and falls the stable connection of protective housing 4 of making an uproar with the second to make the space that the first protective housing 3 of making an uproar and the protective housing 4 of making an uproar are connected and are formed that is located that exhaust fan body 1 can be stable, can isolated noise.

As shown in fig. 1, 2, 4 and 5, the quick-mounting and dismounting unit includes a rectangular base 5, a fixed base 6, an insertion plate 7, a horizontal plate 8, a vertical plate 9, a vertical plate 10, a sleeve plate 11, a first spring 12, a connecting plate 13, a clamping plate 14, a horizontal plate 15, a limiting plate 16, a second spring 17, a pulling plate 18 and a cylinder 19. Rectangular seat 5 fixed mounting falls the left and right sides of protecting crust 3 at first making an uproar, and 6 fixed mounting of fixing base fall the left and right sides of protecting crust 4 at the second, and the fixed slot has been seted up to one side of fixing base 6, has seted up the slot on the top inner wall of fixed slot, and slot internalization joint has picture peg 7, and the bottom fixed mounting of picture peg 7 has diaphragm 8, and the rectangular channel has been seted up to one side of rectangular seat 5, and fixed mounting has vertical board 9 on the lateral wall of rectangular channel, and the slip cover of diaphragm 8 is established on vertical board 9. The bottom fixed mounting of diaphragm 8 has first spring 12, and the bottom fixed mounting of first spring 12 has seted up the connecting hole on the bottom inner wall of rectangular channel, and sliding connection has connecting plate 13 in the connecting hole, and connecting plate 13 bottom fixed connection has cylinder 19, and the top fixed mounting of connecting plate 13 is in the bottom of diaphragm 8, and setting up of first spring 12 provides the power that resets for picture peg 7. The transverse groove has been seted up to one side of rectangle seat 5, and sliding connection has cardboard 14 in the transverse groove, and two draw-in grooves have been seted up to one side of connecting plate 13, and cardboard 14 activity joint is in the draw-in groove that corresponds, and the setting of cardboard 14 can restrict the moving direction of picture peg 7, and one side fixed mounting of cardboard 14 has arm-tie 18. Fixed mounting has limiting plate 16 on the top inner wall of transverse groove, and the horizontal groove has been seted up at the top of cardboard 14, and fixed mounting has horizontal plate 15 on the lateral wall of horizontal groove, and limiting plate 16 slip cover is established on horizontal plate 15, and one side fixed mounting of limiting plate 16 has second spring 17, and the one end fixed mounting of second spring 17 is on the lateral wall of horizontal groove, and setting up of second spring 17 provides the power that resets for cardboard 14. Vertical groove has been seted up to one side of vertical board 9, and fixed mounting has riser 10 on the lateral wall of vertical groove, and vertical hole has been seted up at the top of diaphragm 8, and the outside sliding connection of vertical board 9 is downthehole at vertical, and fixed mounting has lagging 11 on the lateral wall of vertical hole, and the lagging 11 slip cap is established on riser 10, and setting up of lagging 11 and riser 10 provides the direction for diaphragm 8. When using, joint cooperation through

picture peg

7 and 6 inner walls of fixing base, make

rectangle seat

5 and 6 can be stable be connected of fixing base, thereby make the first protective shell 3 of making an uproar of falling fall with the second protective shell 4 of making an uproar to fall and stably be connected, thereby make the space that the first protective shell 3 of making an uproar of falling that lies in that exhaust fan body 1 can be stable and the second protective shell 4 of making an uproar of falling is connected and is formed, can completely cut off the noise, when needs overhaul and maintain exhaust fan body 1, artifical pulling arm-tie 18 drives cardboard 14 horizontal motion, compress second spring 17, make cardboard 14 break away from the joint cooperation with the connecting plate 13 inner wall, remove the fixed to connecting plate 13, artifical pulling cylinder 19 drives connecting plate 13 and diaphragm 8 downstream after that, extend to first spring 12, make picture peg 7 downstream, thereby break away from the joint with the 6 inner walls of fixing base, thereby remove the fixed of rectangle seat 5 and fixing base 6, be convenient for it gets off first protective shell 3 of making an uproar of falling and the second protective shell 4 of making an uproar to dismantle, thereby overhaul and maintain exhaust fan body 1. The utility model discloses realize falling the exhaust fan main unit of making an uproar and dismantle fast with its unique joint structure, convenient to overhaul and maintain.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and that any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the invention.

Claims

1. The quickly detachable noise-reduction exhaust fan is characterized by comprising a noise-reduction exhaust fan main unit and a quick disassembly and assembly unit, wherein the noise-reduction exhaust fan main unit comprises an exhaust fan base (2), an exhaust fan main body (1) fixedly installed on the exhaust fan base (2), and a first noise-reduction protective shell (3) and a second noise-reduction protective shell (4) of which the bottoms are movably abutted to the top of the exhaust fan base (2);

quick assembly disassembly unit include fixed mounting in first rectangle seat (5) and fixing base (6) of falling protective housing (3) both sides of making an uproar, rectangle seat (5) and fixing base (6) laminate each other, locate the fixed slot of fixing base (6) one side, locate the slot of the top inner wall of fixed slot, joint in picture peg (7) in the slot, with picture peg (7) bottom fixed connection just be in gliding diaphragm (8) from top to bottom in the slot, locate rectangular groove, the fixed mounting of rectangle seat (5) one side in connecting plate (13) of diaphragm (8) bottom, locate draw-in groove, the activity joint of connecting plate (13) in cardboard (14) in the draw-in groove.

2. The exhaust fan capable of quickly disassembling and reducing noise as claimed in claim 1, wherein said quick disassembling unit comprises a first spring (12) fixedly installed between said horizontal plate (8) and said rectangular groove, said first spring (12) provides a reset power for the plug board (7).

3. The exhaust fan that makes an uproar that falls that can dismantle fast of claim 1 or 2, characterized in that, quick assembly disassembly unit includes the horizontal groove of locating cardboard (14) top, fixed mounting in the horizontal groove lateral wall horizontal plate (15), sliding sleeve locate the limiting plate (16) on horizontal plate (15), fixed mounting in the limiting plate (16) with the second spring (17) between the horizontal groove, the power that resets is provided for cardboard (14) to second spring (17).

4. A quick-release, noise-reducing exhaust fan according to claim 3, wherein the quick-release unit comprises a cylinder (19) fixed to the bottom end of the connecting plate (13).

5. A quick release, noise-reducing exhaust fan according to claim 3, wherein said quick release unit includes a pull plate (18) secured to one side of said catch plate (14).

6. The exhaust fan with noise reduction capable of being disassembled quickly as claimed in claim 3, wherein the quick disassembling unit comprises a vertical plate (9) fixedly installed on the side wall of the rectangular groove, and the transverse plate (8) is slidably sleeved on the vertical plate (9).

7. The exhaust fan that makes an uproar that falls that can dismantle fast of claim 6, characterized in that, quick assembly disassembly unit includes the vertical groove of locating vertical board (9) one side, vertical board (10) of fixed mounting in the vertical groove lateral wall, the vertical hole of locating the top of diaphragm (8), fixed mounting in the apron (11) of vertical hole lateral wall, apron (11) slip cover is established on vertical board (10), apron (11) with vertical board (10) ensure that diaphragm (8) slides from top to bottom.