CN217431171U

CN217431171U - Centrifugal fan box with filter screen convenient to disassemble and assemble

Info

Publication number: CN217431171U
Application number: CN202221677405.5U
Authority: CN
Inventors: 杜连路; 刘国友; 金燕; 冯宝宁
Original assignee: Hebei Hounuo Environmental Protection Equipment Co ltd
Current assignee: Hebei Hounuo Environmental Protection Equipment Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-09-16
Anticipated expiration: 2032-07-01

Abstract

The utility model relates to a fan case equipment field discloses a filter screen is convenient for centrifugal fan case of dismouting, the power distribution box comprises a box body, one side middle part of box is provided with the air-supply line, the one end fixed connection of air-supply line is at the middle part of first baffle one side, the left side of first baffle is provided with the filter screen, the side all is provided with the cassette, two around the bottom of filter screen the equal fixed connection in the top of pillar of bottom of cassette, two the outside of pillar sets up all has the spring, two the bottom of pillar all sets up the inside at the support, the top of filter screen is provided with the spill rubber strip, spill rubber strip top fixed connection is in the bottom surface of case lid. The utility model discloses in, exert decurrent power to the filter screen through spill rubber strip, thereby the spring exerts ascending power to the filter screen and presss from both sides tight filter screen, only needs to lift the case lid and can take out the filter screen, places the filter screen at logical inslot, covers the case lid and can accomplish the installation, makes the loading and unloading of filter screen very convenient.

Description

Centrifugal fan box with filter screen convenient to disassemble and assemble

Technical Field

The utility model relates to a fan box equipment field especially relates to a filter screen is convenient for centrifugal fan box of dismouting.

Background

The fan classification can be divided into centrifugal type, axial flow type, diagonal flow type (mixed flow type), transverse flow type and the like according to the flowing direction of gas, and the fan classification can be divided into the following types according to the flowing direction of gas flow after the gas flow enters an impeller: axial fans, centrifugal fans, and mixed flow fans, centrifugal fans are machines that increase gas pressure and discharge gas by means of input mechanical energy, and are driven fluid machines. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and sorting of grains, wind tunnel wind sources and inflation and propulsion of air cushion boats, and the like.

The conventional case of the centrifugal fan is not convenient and fast to assemble and disassemble in the process of cleaning or replacing the filter screen in the case, so that the working time for replacing or cleaning the filter screen is long, the working efficiency is low, and the case is poor in universality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a centrifugal fan box with a filter screen convenient to disassemble and assemble.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a centrifugal fan box with a filter screen convenient to disassemble and assemble comprises a box body, wherein a motor base is fixedly connected to one side of the middle of the inner top surface of the box body, a fan base is arranged on one side of the motor base, the bottom surface of the fan base is fixedly connected to the inner top surface of the box body, an air inlet pipe is arranged in the middle of one side of the box body, one end of the air inlet pipe is fixedly connected to the middle of one side of a first baffle, the bottom of the first baffle is fixedly connected to one side of the middle of the inner top surface of the box body, the left side of the first baffle is provided with the filter screen, clamping seats are arranged on the front side and the rear side of the bottom of the filter screen, the bottoms of the two clamping seats are fixedly connected to the top ends of supporting columns, springs are arranged on the outer sides of the two supporting columns, the bottoms of the two supporting columns are arranged in supports, and the bottoms of the two supports are fixedly connected to the inner top surface of the box body, the left side of filter screen is provided with the second baffle, the one end of the first hose of middle part fixed connection of second baffle one side, the other end fixed connection of first hose is in the one side middle part of first fixed disk, the top of filter screen is provided with the spill rubber strip, spill rubber strip top fixed connection is in the bottom surface of case lid, the middle part of case lid top surface one side is provided with the second hose, the one side middle part of the one end fixed connection second fixed disk of second hose.

As a further description of the above technical solution:

the bottom four corners of box fixed connection universal wheel's top, the one side middle part of box is provided with the push rod, the opposite side at case lid top surface middle part is provided with the handle.

As a further description of the above technical solution:

the utility model discloses a case lid, including case lid, case lid top surface, first through-hole, second fixed disk, first through-hole fixed connection are passed to the one end of second hose, the case lid is close to the one end of second hose and is connected with the top one end rotation of box.

As a further description of the above technical solution:

the concave rubber strip, the filter screen, the support, the spring and the clamping seat are arranged between the first baffle and the second baffle.

As a further description of the above technical solution:

the top of two the cassette all is provided with logical groove, the bottom of filter screen sets up in leading to the inslot.

As a further description of the above technical solution:

the middle part of one side of box and the middle part of first baffle are provided with third through-hole and fourth through-hole respectively, the outside at the both ends of air-supply line sets up respectively in third, fourth through-hole, the middle part of second baffle and the middle part of first fixed disk all are provided with fifth through-hole and sixth through-hole, the outside at first hose both ends sets up respectively in fifth, sixth through-hole.

As a further description of the above technical solution:

the front, back and bottom surface of the first baffle and the second baffle are fixedly connected with the front, back and top surface of the box body, rubber strips are arranged at the top of the first baffle and the top of the second baffle, the rubber strips are fixedly connected to the bottom surface of the box cover, and the rubber strips are equal to the first baffle and the second baffle in length.

As a further description of the above technical solution:

the top of two the support all is provided with the through-hole, two the equal sliding connection in the through-hole in the outside of pillar, two the spring all sets up two the outside of pillar, just the position of spring is between the top surface of support and the bottom surface of cassette.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, set up the logical inslot at the cassette through the filter screen bottom, the bottom fixed connection of cassette is on the top of pillar, the outside of pillar is provided with the spring, the filter screen top is provided with the spill rubber strip, the spill rubber strip exerts decurrent power to the filter screen, thereby the spring exerts ascending power to the filter screen and presss from both sides tight filter screen, only need lift the case lid when dismantling the filter screen and can take out the filter screen, place the filter screen at logical inslot, cover the case lid and can accomplish the installation, the loading and unloading of messenger's filter screen is very convenient, and the work efficiency is improved.

2. The utility model discloses in, lift the case lid through the handle, unpack first fixed disk apart with the input of fan, the second fixed disk is unpacked apart with the output of fan, the fan that will be changed again, motor and fan base, motor base unpacks apart, take out fan and motor, install new fan and motor on fan base and motor base again, with first fixed disk, the second fixed disk is connected with the input of fan, the output, cover the case lid again, the maintenance and the maintenance of convenient fan, also make whole box be suitable for the fan of more models, the commonality of mechanism has been promoted.

Drawings

Fig. 1 is a front cross-sectional view of a centrifugal fan box with a filter screen convenient to disassemble and assemble;

fig. 2 is a top cross-sectional view of a centrifugal fan case with a filter screen convenient to disassemble and assemble;

fig. 3 is a top view of a centrifugal fan box with a filter screen convenient to disassemble and assemble;

fig. 4 is a right side view of the cassette of the centrifugal fan box with the filter screen convenient for disassembly and assembly provided by the present invention;

fig. 5 is a schematic view of a bracket of a centrifugal fan box with a filter screen convenient to disassemble and assemble;

fig. 6 is a schematic view of a clamping seat of a centrifugal fan box with a filter screen convenient to disassemble and assemble;

fig. 7 is the utility model provides a filter screen is convenient for centrifugal fan box's of dismouting spill rubber strip sketch map.

Illustration of the drawings:

1. a first baffle; 2. a support; 3. a pillar; 4. a spring; 5. a card holder; 6. a second baffle; 7. a fan base; 8. a motor base; 9. a push rod; 10. a second hose; 11. a second fixed disk; 12. a first fixed disk; 13. a first hose; 14. concave rubber strips; 15. a rubber strip; 16. a handle; 17. a box cover; 18. a box body; 19. an air inlet pipe; 20. filtering with a screen; 21. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the present invention provides an embodiment: a centrifugal fan box with a filter screen convenient to disassemble and assemble comprises a box body 18, a motor base 8 is fixedly connected to one side of the middle of the inner top surface of the box body 18, a fan base 7 is arranged on one side of the motor base 8, the bottom surface of the fan base 7 is fixedly connected to the inner top surface of the box body 18, an air inlet pipe 19 is arranged in the middle of one side of the box body 18, one end of the air inlet pipe 19 is fixedly connected to the middle of one surface of a first baffle plate 1, the bottom of the first baffle plate 1 is fixedly connected to one side of the middle of the inner top surface of the box body 18, the left side of the first baffle plate 1 is provided with the filter screen 20, clamping seats 5 are arranged on the front side and the rear side of the bottom of the filter screen 20, the bottoms of the two clamping seats 5 are fixedly connected to the top ends of two pillars 3, springs 4 are arranged on the outer sides of the two pillars 3, the bottoms of the two pillars 3 are arranged inside of a support 2, and the bottoms of the two support frames 2 are fixedly connected to the inner top surface of the box body 18, the left side of the filter screen 20 is provided with a second baffle 6, the middle part of one side of the second baffle 6 is fixedly connected with one end of a first hose 13, the other end of the first hose 13 is fixedly connected with the middle part of one side of a first fixed disc 12, the top of the filter screen 20 is provided with a concave rubber strip 14, the top of the concave rubber strip 14 is fixedly connected with the bottom surface of a case cover 17, the middle part of one side of the top surface of the case cover 17 is provided with a second hose 10, one end of the second hose 10 is fixedly connected with the middle part of one side of a second fixed disc 11, when the filter screen 20 needs to be assembled and disassembled, the case cover 17 is lifted by lifting a handle 16, two rubber strips 15 and concave rubber strips 14 can be lifted together, because the filter screen 20 is arranged in a through groove at the top of the clamping seats 5, the filter screen 20 can be directly lifted, when the filter screen 20 needs to be assembled again, only the bottom of the filter screen 20 needs to be placed in through grooves of the two clamping seats 5, the case cover 17 is covered by the handle 16, at this moment, the one end accessible bolted connection of case lid 17 near handle 16 is in top one side of box 18, increase the fixed effect of case lid 17 and box 18, exert decurrent pressure to filter screen 20 through spill rubber strip 14, spring 4 exerts ascending power to filter screen 20, can press from both sides tight filter screen 20, reach the effect of fixed filter screen 20, and first baffle 1 all passes through the rubber strip 15 that the top set up with second baffle 6, make the top of first baffle 1 and second baffle 6 reach sealed effect, make the air only get into the inside of box 18 from air-supply line 19, make the loading and unloading of filter screen 20 very convenient, the time of filter screen 20 loading and unloading has been accelerated, and work efficiency is improved.

The bottom four corners of the box body 18 are fixedly connected with the top end of a universal wheel 21, a push rod 9 is arranged in the middle of one side of the box body 18, a handle 16 is arranged on the other side of the middle of the top surface of the box cover 17, a first through hole is arranged on one side of the middle of the top surface of the box cover 17, a second through hole is arranged in the middle of the second fixing disc 11, one end of a second hose 10 penetrates through the first through hole and is fixedly connected with the inner wall of the second through hole, one end, close to the second hose 10, of the box cover 17 is rotatably connected with one end of the top of the box body 18, concave rubber strips 14, a filter screen 20, a support 2, a support 3, springs 4 and clamping seats 5 are arranged between a first baffle plate 1 and a second baffle plate 6, through grooves are arranged at the tops of the two clamping seats 5, the bottoms of the filter screens 20 are arranged in the through grooves, a third through hole and a fourth through hole are respectively arranged in the middle of one side of the box body 18 and the middle of the first baffle plate 1, and the outer sides of two ends of an air inlet pipe 19 are respectively arranged between the third through hole, In the fourth through hole, the middle part of the second baffle 6 and the middle part of the first fixing disc 12 are both provided with a fifth through hole and a sixth through hole, the outer sides of the two ends of the first hose 13 are respectively arranged in the fifth through hole and the sixth through hole, the front, the back and the bottom surfaces of the first baffle 1 and the second baffle 6 are both fixedly connected with the front, the back and the top surface in the box body 18, the top parts of the first baffle 1 and the second baffle 6 are both provided with rubber strips 15, the top parts of the two rubber strips 15 are both fixedly connected with the bottom surface of the box cover 17, the length of the two rubber strips 15 is equal to that of the top ends of the first baffle 1 and the second baffle 6, the top parts of the two supports 2 are both provided with through holes, the outer sides of the two supports 3 are both slidably connected in the through holes, the two springs 4 are both arranged on the outer sides of the two supports 3, and the position of the spring 4 is between the top surface of the support 2 and the bottom surface of the clamping seat 5, when different centrifugal fans need to be replaced, the case cover 17 is lifted through the handle 16, firstly, the first fixed disc 12 is detached from the input end of the fan, then, the second fixed disc 11 is detached from the output end of the fan, the fan to be replaced is detached from the fan base 7 and the motor base 8, the fan and the motor are taken out, then, a new fan and a new motor are installed on the fan base 7 and the motor base 8, then, the first fixed disc 12 is connected with the input end of the fan, the second fixed disc 11 is connected with the output end of the fan, finally, the case cover 17 is covered again, the first hose 13 and the second hose 10 are made of soft materials and can be conveniently moved, the position of the output end and the position of the input end of the fan are not limited greatly, therefore, the maintenance and the maintenance of the fan are facilitated, meanwhile, the whole case body 18 is suitable for fans of more models, and the universality of the mechanism is improved.

The working principle is as follows: when the filter screen 20 needs to be assembled and disassembled, the box cover 17 is lifted through the handle 16, the two rubber strips 15 and the concave rubber strips 14 can be lifted together, the filter screen 20 is arranged in the through groove at the top of the clamping seat 5, so that the filter screen 20 can be directly lifted, when the filter screen 20 needs to be re-assembled, only the bottom of the filter screen 20 needs to be placed in the through grooves of the two clamping seats 5, the box cover 17 is covered through the handle 16, at the moment, one end, close to the handle 16, of the box cover 17 can be connected to one side of the top of the box body 18 through bolts, the fixing effect of the box cover 17 and the box body 18 is increased, downward pressure is exerted on the filter screen 20 through the concave rubber strips 14, the spring 4 exerts upward force on the filter screen 20, the filter screen 20 can be clamped, the effect of fixing the filter screen 20 is achieved, and the first baffle plate 1 and the second baffle plate 6 both achieve the sealing effect through the rubber strips 15 arranged at the tops of the first baffle plate 1 and the second baffle plate 6, air only enters the box body 18 from the air inlet pipe 19, so that the filter screen 20 is convenient to assemble and disassemble, the assembling and disassembling time of the filter screen 20 is shortened, and the working efficiency is improved. When different centrifugal fans need to be replaced, the box cover 17 is lifted through the handle 16, the first fixed disk 12 is firstly detached from the input end of the fan, the second fixed disk 11 is detached from the output end of the fan, the replaced fan, the motor, the fan base 7 and the motor base 8 are detached, the fan and the motor are taken out, a new fan and a new motor are installed on the fan base 7 and the motor base 8, the first fixed disk 12 is connected with the input end of the fan, the second fixed disk 11 is connected with the output end of the fan, and finally the box cover 17 is covered again, the first hose 13 and the second hose 10 are made of soft materials and convenient to move, the position limitation on the input end and the output end of the fan is small, so that the whole box 18 is suitable for fans of more models while the maintenance and the maintenance of the fan are facilitated, and the universality of the mechanism is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a filter screen is centrifugal fan case convenient to dismouting, includes box (18), its characterized in that: a motor base (8) is fixedly connected to one side of the middle of the inner top surface of the box body (18), a fan base (7) is arranged on one side of the motor base (8), the bottom surface of the fan base (7) is fixedly connected to the inner top surface of the box body (18), an air inlet pipe (19) is arranged in the middle of one side of the box body (18), one end of the air inlet pipe (19) is fixedly connected to the middle of one side of the first baffle plate (1), the bottom of the first baffle plate (1) is fixedly connected to one side of the middle of the inner top surface of the box body (18), a filter screen (20) is arranged on the left side of the first baffle plate (1), clamping seats (5) are arranged on the front side and the rear side of the bottom of the filter screen (20), the bottoms of the two clamping seats (5) are fixedly connected to the top ends of the pillars (3), and springs (4) are arranged on the outer sides of the pillars (3), two the bottom of pillar (3) all sets up in the inside of support (2), two the equal fixed connection in the inside top surface of box (18) in bottom of support (2), the left side of filter screen (20) is provided with second baffle (6), the one end of the first hose of middle part fixed connection (13) of second baffle (6) one side, the other end fixed connection of first hose (13) is in the one side middle part of first fixed disk (12), the top of filter screen (20) is provided with spill rubber strip (14), spill rubber strip (14) top fixed connection is in the bottom surface of case lid (17), the middle part of case lid (17) top surface one side is provided with second hose (10), the one side middle part of the one end fixed connection second fixed disk (11) of second hose (10).

2. The centrifugal fan box with the filter screen convenient to disassemble and assemble as claimed in claim 1, characterized in that: the bottom four corners of the box body (18) are fixedly connected with the top ends of the universal wheels (21), a push rod (9) is arranged in the middle of one side of the box body (18), and a handle (16) is arranged on the other side of the middle of the top surface of the box cover (17).

3. The centrifugal fan box with the filter screen convenient to disassemble and assemble as claimed in claim 1, characterized in that: the utility model discloses a case lid, including case lid (17), second fixed disk (11), first through-hole fixed connection is passed to the one end of second hose (10), case lid (17) is close to the one end of second hose (10) and is connected with the top one end rotation of box (18).

4. The filter screen is convenient for centrifugal fan case of dismouting of claim 1, its characterized in that: the concave rubber strip (14), the filter screen (20), the support (2), the support column (3), the spring (4) and the clamping seat (5) are arranged between the first baffle (1) and the second baffle (6).

5. The centrifugal fan box with the filter screen convenient to disassemble and assemble as claimed in claim 1, characterized in that: the tops of the two clamping seats (5) are provided with through grooves, and the bottoms of the filter screens (20) are arranged in the through grooves.

6. The filter screen is convenient for centrifugal fan case of dismouting of claim 1, its characterized in that: the middle part of one side of box (18) and the middle part of first baffle (1) are provided with third through-hole and fourth through-hole respectively, the outside at the both ends of air-supply line (19) sets up respectively in third, fourth through-hole, the middle part of second baffle (6) and the middle part of first fixed disk (12) all are provided with fifth through-hole and sixth through-hole, the outside at first hose (13) both ends sets up respectively in fifth, sixth through-hole.

7. The centrifugal fan box with the filter screen convenient to disassemble and assemble as claimed in claim 1, characterized in that: first baffle (1) and the equal fixed connection in front of the inside of box (18), back and top surface of back and bottom surface of second baffle (6), the top of first baffle (1) and second baffle (6) all is provided with rubber strip (15), two the equal fixed connection in bottom surface of case lid (17) in top of rubber strip (15), and two the length on length and first baffle (1), second baffle (6) top of rubber strip (15) equals.

8. The filter screen is convenient for centrifugal fan case of dismouting of claim 1, its characterized in that: the top of two support (2) all is provided with the through-hole, two equal sliding connection in the through-hole in the outside of pillar (3), two spring (4) all set up two the outside of pillar (3), just the position of spring (4) is between the top surface of support (2) and the bottom surface of cassette (5).