CN218177530U

CN218177530U - Heat preservation structure of fan air regulation door

Info

Publication number: CN218177530U
Application number: CN202222350544.3U
Authority: CN
Inventors: 康宇哲; 高坦克; 姚延伟
Original assignee: Luoyang Beibo Sanyuanliu Fan Technology Co ltd
Current assignee: Luoyang Beibo Sanyuanliu Fan Technology Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-12-30
Anticipated expiration: 2032-09-05

Abstract

The utility model provides a heat preservation structure of fan air register, includes the box be provided with cylindric wind channel in the box, the both sides tip in wind channel all is provided with flange, and the flange that is located the wind channel both sides will the box centre gripping is in the centre, seals through the heat preservation curb plate of two symmetries between two flange terminal surfaces and connects, and the closed area that wall, box outer wall, flange terminal surface and heat preservation curb plate enclosed jointly outside the wind channel is filled with insulation material. The scheme solves the problem that the heat insulation material is additionally arranged on the traditional air regulating door, the heat insulation material can be arranged by opening the hasp of the heat insulation side plate, and the heat insulation side plate is movably hinged and can be freely opened for 180 degrees, so that the heat insulation material is convenient to install and replace; the heat preservation curb plate does not have the interference with the box outer wall, and the bearing frame of the valve plate axle of being convenient for is installed stably, and the closed region that box, wind channel, flange and heat preservation curb plate enclose packs thermal-insulated material in being used for thermal-insulated, and the heat loses when the fan operation that significantly reduces is lost.

Description

Heat preservation structure of fan air regulation door

Technical Field

The utility model relates to a fan equipment technical field specifically is a heat preservation structure of fan air register.

Background

At present, the fan mainly used places such as boiler combustion system, drying system, cooling system, ventilation system, and the air register is as the accessory commonly used of fan, and its front end is connected with the pipeline usually, and the rear end is connected with the fan, and this fan air register is the device that is used for adjusting the amount of wind. When high-temperature gas runs in the fan, the fan usually adopts a built-in heat insulation material of the double-casing to reduce energy loss, but the air regulating doors of the inlet and the outlet of the fan connected with the fan usually have no heat insulation measures, so that a large amount of energy loss is caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a heat preservation structure of fan air register.

The utility model adopts the technical proposal that: the utility model provides a heat preservation structure of fan air register, includes the box be provided with cylindric wind channel in the box, the both sides tip in wind channel all is provided with flange, and the flange that is located the wind channel both sides will the box centre gripping is in the centre, seals through the heat preservation curb plate of two symmetries between two flange terminal surfaces and connects, and the closed area that wall, box outer wall, flange terminal surface and heat preservation curb plate enclosed jointly outside the wind channel is filled with insulation material.

As the preferred scheme, both sides face of box is connected with the lateral wall of wind channel respectively.

Preferably, two side edges of the flange are straight edges and are flush with the outer side wall of the box body, and the other two side edges are arc edges and protrude out of the outer side wall of the box body.

As a preferred scheme, the shape surrounded by the two heat preservation side plates is the same as that of the connecting flange, one ends of the two heat preservation side plates are rotatably connected to the end face of the flange, and the other ends of the two heat preservation side plates are fixedly connected into an integral structure through locking pieces.

As the preferred scheme, the lower ends of the two heat-preservation side plates are hinged and fixed on the end faces of the flanges through hinge structures, and the upper ends of the two heat-preservation side plates are locked through hasps.

The utility model provides a fan air register, has the above insulation construction be equipped with the valve plate axle in the box and install the epaxial valve plate of valve plate, be equipped with in the box outside and be used for driving valve plate axle pivoted power pack, power pack output power drives the action of valve plate through the rotation of valve plate axle to the air volume size of adjusting the fan import.

Preferably, the valve plate shafts are arranged in a plurality of numbers, the valve plate shafts are arranged on the box body in parallel, an actuator and a linkage device are further arranged outside the box body, the actuator outputs power, and the linkage device drives the valve plate shafts to synchronously move.

Preferably, the actuator and the linkage device are distributed on two sides of the box body.

As a preferred scheme, the linkage device comprises a plurality of short supporting rods and a plurality of long supporting rods, wherein one end of each short supporting rod is fixedly connected with one end of the valve plate shaft, and the other end of each short supporting rod is hinged with the corresponding long supporting rod through a bearing seat; a valve plate shaft at the center of the cylindrical air duct is defined as a main valve plate shaft, and the other valve plate shafts are auxiliary valve plate shafts, and the main valve plate shaft rotates to drive the short supporting rod connected with the main valve plate shaft to move, so that the long supporting rod is driven to swing, and the linkage of the other auxiliary valve plate shafts is realized.

The utility model has the advantages that:

according to the scheme, through the optimized design, the heat insulation structure of the fan air adjusting door is provided, the problem that a heat insulation material is additionally arranged on a traditional air adjusting door is solved, the heat insulation material can be arranged by opening the hasp of the heat insulation side plate, the heat insulation side plate is movably hinged, can be freely opened for 180 degrees, and is convenient for installation and replacement of the heat insulation material; the heat preservation curb plate does not have the interference with the box outer wall, is convenient for the stable installation of the bearing frame of valve plate axle, packs thermal insulation material in the closed area that box, wind channel, flange and heat preservation curb plate enclose and is used for thermal-insulated, and the heat scatters and disappears when the fan operation of significantly reducing.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly introduced, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without creative efforts.

FIG. 1 is a left side view of a fan damper;

FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a right side view of the fan damper;

fig. 4 is a schematic structural diagram of a heat preservation side plate in a fan air damper.

The labels in the figure are: 1. the device comprises a box body, 2, an air channel, 3, an actuator, 4, a linkage device, 5, a valve plate shaft, 6, a bearing seat, 7, a valve plate, 8, a short supporting rod, 9, a long supporting rod, 10, a heat insulation material, 11, a support, 12, a heat insulation side plate, 13 and a hasp.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

It should be noted that: unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of the words "a," "an," or "the" and similar referents in the specification and claims of the present application does not imply a limitation of quantity, but rather indicates the presence of at least one. The word "comprising" or "comprises", and the like, indicates that the element or item preceding the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, but does not exclude the presence of other elements or items having the same function.

Examples 1,

The structure and operation of this embodiment will be described in detail with reference to fig. 1-4 below:

as shown in the figure, a heat preservation structure of fan air regulation door, includes box 1 be provided with cylindric wind channel 2 in the box 1, the both sides tip in wind channel 2 all is provided with flange, and the flange that is located 2 both sides in wind channel will box 1 centre gripping is in the centre, and the closed region that encloses through the heat preservation curb plate of two symmetries between two flange terminal surfaces is filled with insulation material 10 outside wind channel 2 wall, box 1 outer wall, flange terminal surface and heat preservation curb plate 12 has jointly.

In this embodiment, two side edges of the flange are straight edges and are flush with the outer side wall of the box body 1, and the other two side edges are arc-shaped edges and protrude out of the outer side wall of the box body 1.

The scheme also relates to a fan air damper, which is provided with the heat insulation structure, and as shown in fig. 1-4, the fan air damper comprises a box body 1, an air duct 2, an actuator 3, a linkage device 4 and heat insulation side plates 12, wherein the box body 1 is of a cuboid structure, a cylindrical air duct 2 is arranged in the box body 1, the front side and the rear side of the box body 1 are respectively connected with the outer side wall of the air duct 2, the front end and the rear end of the air duct 2 are respectively provided with a connecting flange, in order to avoid interference with the linkage device 4, the left side and the right side of the connecting flange are respectively flush with the outer side wall of the box body 1, and the end faces of the two flanges are connected in a sealing way through the two symmetrical heat insulation side plates 12;

it should be noted that: the shape enclosed by the two heat-insulation side plates 12 is the same as that of the connecting flange, therefore, the upper and lower arc structures of the heat-insulation side plates 12 increase the space for filling heat-insulation materials, the middle plane is provided with a rectangular hole which is free from interference with the side wall of the box body 1 so as to facilitate the fixed installation of the actuator 3 and the linkage device 4, the lower ends of the two heat-insulation side plates 12 are hinged and fixed on the end surface of the connecting flange through a hinge structure, the heat-insulation side plates 12 can be opened at an angle of 180 degrees up and down, the installation and the replacement of the heat-insulation materials are facilitated, and the upper ends of the two heat-insulation side plates are locked through a hasp 13 when the heat-insulation side plates are closed;

in this embodiment, the outer wall surface of the air duct 2, the outer wall surface of the box body 1, the flange end surface and the heat preservation side plate 12 jointly enclose a closed area filled with a heat preservation material 10 for heat insulation and energy loss reduction, a plurality of valve plate shafts 5 parallel to each other penetrate between the left side surface and the right side surface of the box body 1, two ends of each valve plate shaft 5 are respectively fixed on the side surface of the box body through a bearing seat 6, a valve plate 7 is fixedly connected to the part of each valve plate shaft 5 in the cylindrical air duct 2, the actuator 3 outputs power, the power is transmitted to the valve plate shafts 5 through the linkage device 4, the valve plates 7 are driven to be opened through the rotation of the valve plate shafts 5, and then the ventilation volume of the fan inlet is adjusted.

Referring to fig. 3, a linkage device 4 is arranged on the right side wall of the box body 1, and the linkage device 4 comprises a plurality of short supporting rods 8 and a plurality of long supporting rods 9, in this case, 3 short supporting

rods

8 and 1 long supporting rod 9; one end of each short strut 3 is fixedly connected with one end of the valve plate shaft 5, and the other end of each short strut is hinged with the long strut 9 through a bearing seat 6; a valve plate shaft 5 at the center of a cylindrical air duct 2 is defined as a main valve plate shaft, and the other valve plate shafts are auxiliary valve plate shafts, and the main valve plate shaft rotates to drive a short supporting rod 8 connected with the main valve plate shaft to move and further drive a long supporting rod 9 to swing, so that the linkage of the other auxiliary valve plate shafts is realized, and a plurality of valve plates are driven to move.

Referring to fig. 1 and 2, an actuator 3 is arranged on a side of an outer side wall of the box body 1 opposite to a linkage device 4, and in the embodiment, an electric actuator is adopted and is fixedly connected with a main valve plate shaft and used for driving the main valve plate shaft to rotate; the outer side wall of the box body is provided with a support 11 parallel to the electric actuator base for fixing the actuator 3, the upper part of the support 11 is a plane, the lower part of the support 11 is a reinforcing rib, an included angle of 45-60 degrees is formed between the reinforcing rib and the upper plane of the support 11, and the support 11 is vertically fixed with the outer side wall of the box body 1 and has no interference with the bearing seat 6.

It should be noted that: the electric actuator is driven by electric power, or can be replaced by a handle or an air cylinder which is connected with the main valve plate shaft, the handle realizes the field manual driving of the main valve plate shaft, and the air cylinder realizes the compressed gas driving of the main valve plate shaft.

The detailed part of the present embodiment is not prior art.

It should be noted that, although the present invention has been described with reference to the above embodiments, the present invention may have other various embodiments. Various modifications and changes may be made by those skilled in the art without departing from the spirit and scope of the invention, and it is intended that all such modifications and changes fall within the scope of the appended claims and their equivalents.

Claims

1. The utility model provides a heat preservation structure of fan air register, includes the box be provided with cylindric wind channel, its characterized in that in the box: the box body is clamped in the middle by the connecting flanges positioned on two sides of the air duct, the two connecting flange end faces are connected in a sealing mode through two symmetrical heat preservation side plates, and heat preservation materials are filled in a closed area defined by the air duct outer wall face, the box body outer wall face, the flange end faces and the heat preservation side plates.

2. The heat preservation structure of fan air register of claim 1, characterized in that: and the two side surfaces of the box body are respectively connected with the outer side wall of the air duct.

3. The heat preservation structure of fan air register of claim 1, characterized in that: and two sides of the flange are straight edges and are flush with the outer side wall of the box body, and the other two sides of the flange are arc-shaped edges and protrude out of the outer side wall of the box body.

4. The insulation structure of fan air register of claim 3, characterized in that: the shape that two the heat preservation curb plate encloses is the same with flange's shape, and the one end of two heat preservation curb plates is rotated and is connected on the flange terminal surface, and the other end passes through retaining member fixed connection and becomes an organic whole structure.

5. The insulation structure of the fan air damper according to claim 4, characterized in that: the lower ends of the two heat-insulation side plates are hinged and fixed on the end faces of the flanges through hinge structures, and the upper ends of the two heat-insulation side plates are locked through hasps.

6. The utility model provides a fan air register which characterized in that: the heat preservation structure of any one of claims 1 to 5, wherein a valve plate shaft and a valve plate mounted on the valve plate shaft are arranged in the box body, a power unit for driving the valve plate shaft to rotate is arranged outside the box body, the power unit outputs power, and the valve plate is driven to move by the rotation of the valve plate shaft so as to adjust the ventilation quantity of the inlet of the fan.

7. The fan damper according to claim 6, wherein: the valve plate shafts are arranged on the box body in parallel, an actuator and a linkage device are further arranged outside the box body, the actuator outputs power, and the linkage device drives the valve plate shafts to synchronously act.

8. The fan damper according to claim 7, wherein: the actuator and the linkage device are distributed on two sides of the box body.

9. The fan damper according to claim 8, wherein: the linkage device comprises a plurality of short supporting rods and a plurality of long supporting rods, wherein one end of each short supporting rod is fixedly connected with one end of the valve plate shaft, and the other end of each short supporting rod is hinged with the corresponding long supporting rod through a bearing seat; a valve plate shaft at the center of the cylindrical air duct is defined as a main valve plate shaft, and the other valve plate shafts are auxiliary valve plate shafts, and the main valve plate shaft rotates to drive the short supporting rod connected with the main valve plate shaft to move, so that the long supporting rod is driven to swing, and the linkage of the other auxiliary valve plate shafts is realized.