CN215633991U

CN215633991U - Pre-buried roof centrifugal ventilator

Info

Publication number: CN215633991U
Application number: CN202122006698.6U
Authority: CN
Inventors: 沈文斌; 丁金龙; 吴贤
Original assignee: Shanghai De Hui Specific Fan Co ltd
Current assignee: Shanghai De Hui Specific Fan Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-01-25
Anticipated expiration: 2031-08-24

Abstract

The utility model relates to a pre-buried roof centrifugal ventilator, wherein the lower end of a fixed sleeve is fixedly arranged in a reserved hole of a roof, a ventilator body is detachably arranged in the upper end of the fixed sleeve, a horizontal partition plate is fixedly arranged in the fixed sleeve, a plurality of strip-shaped holes are uniformly arranged on the left side and the right side of the partition plate at intervals, a plurality of air outlet holes which are in one-to-one correspondence with the strip-shaped holes are uniformly arranged on the left side and the right side of the partition plate at intervals, and the air outlet holes are driven to coincide with the strip-shaped holes or the strip-shaped holes are sealed by the partition plate when the partition plate moves left and right; the utility model is convenient for loosening the bolt and pulling the mounting cylinder out of the fixed sleeve so as to maintain the fan body, and when the mounting cylinder is pulled out of the fixed sleeve, the pushing block is driven to be separated from the adjusting block, the spring in a compressed state extends and pushes the baffle plate to move leftwards to seal the plurality of strip-shaped holes, so that rain and snow can be prevented from entering a room through the strip-shaped holes after the fan body is detached.

Description

Pre-buried roof centrifugal ventilator

Technical Field

The utility model relates to the technical field of ventilators, in particular to a pre-embedded roof centrifugal ventilator.

Background

Roof fan installs generally on the roof of steel construction or concrete structure building, takes indoor air out through roof fan to guarantee indoor good ventilation environment, welcome by people very much, but current roof fan still has a lot of problems or defects, and traditional roof fan is not convenient for install and dismantle, in case break down when needing the maintenance, needs to spend a large amount of time to dismantle the maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pre-embedded roof centrifugal ventilator which is convenient to disassemble and maintain and solves the problems in the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the pre-buried roof centrifugal ventilator comprises a fixed sleeve, wherein the lower end of the fixed sleeve is fixedly arranged in a reserved hole of a roof, a ventilator body is detachably arranged in the upper end of the fixed sleeve, a horizontal partition plate is fixedly arranged in the fixed sleeve, and a plurality of strip-shaped holes are uniformly arranged on the left side and the right side of the partition plate at intervals; two slide ways extending left and right are oppositely and fixedly arranged at the front and back of the top of the partition board, a baffle is arranged between the two slide ways in a sliding manner, a plurality of air outlet holes which are in one-to-one correspondence with the strip-shaped holes are uniformly arranged on the baffle at intervals left and right, and the air outlet holes are driven to coincide with the strip-shaped holes or the baffle seals the strip-shaped holes when the baffle moves left and right; still fixed mounting at the top of baffle has and is located the spring mounting panel on the right side of baffle, spring mounting panel with be connected with the spring between the baffle, the spring drives when extending naturally the baffle removes to a plurality of rectangular shape hole is sealed, be equipped with on the fan body and be used for driving the baffle removes to the venthole with the interlock mechanism of rectangular shape hole coincidence.

According to the preferable technical scheme, the fan body comprises an installation cylinder, the lower end of the installation cylinder is inserted into the fixed sleeve, the installation cylinder is fixed with the fixed sleeve through bolts, a driving motor is fixedly installed in the installation cylinder through a connecting rod, an impeller is fixedly installed on a rotating shaft of the driving motor, a rain shield with an opening at the lower end is further fixedly installed at the top of the installation cylinder through an upright rod, and the upper end of the installation cylinder is located in the rain shield.

As the preferred technical scheme, the linkage mechanism comprises an adjusting block fixedly installed at the top of the partition plate, an inclined plane is arranged on the left side of the top of the adjusting block, a pushing block is fixedly installed on the inner side of the left side wall of the installation cylinder, and the right end of the pushing block extends to the position above the inclined plane.

As a further improvement, a limiting plate is fixedly mounted on the inner wall of the fixing sleeve, and when the lower end of the mounting sleeve abuts against the limiting plate, the pushing block pushes the adjusting block to move rightwards to enable the air outlet to coincide with the long strip-shaped hole.

As a further improvement, a water collecting groove is arranged between the edge of the partition plate and the inner wall of the fixed sleeve, and a drain hole with one end communicated with the water collecting groove is formed in the fixed sleeve.

Due to the adoption of the technical scheme, the lower end of the fixed sleeve is fixedly arranged in the reserved hole of the roof, the ventilator body is detachably arranged in the upper end of the fixed sleeve, the horizontal partition plate is fixedly arranged in the fixed sleeve, a plurality of long strip-shaped holes are uniformly arranged on the partition plate at intervals from left to right, a plurality of air outlet holes which are in one-to-one correspondence with the long strip-shaped holes are uniformly arranged on the partition plate at intervals from left to right, and the air outlet holes are driven to coincide with the long strip-shaped holes or the baffle plate seals the long strip-shaped holes when the baffle plate moves from left to right; the utility model is convenient for loosening the bolt and pulling the mounting cylinder out of the fixed sleeve so as to maintain the fan body, and when the mounting cylinder is pulled out of the fixed sleeve, the pushing block is driven to be separated from the adjusting block, the spring in a compressed state extends and pushes the baffle plate to move leftwards to seal the plurality of strip-shaped holes, so that rain and snow can be prevented from entering a room through the strip-shaped holes after the fan body is detached.

Drawings

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

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a fixing sleeve according to an embodiment of the present invention;

fig. 3 is a schematic top view of fig. 2.

In the figure: 1-fixing the sleeve; 2-a separator; 3-elongated holes; 4-a slideway; 5-a baffle plate; 6-air outlet holes; 7-a spring mounting plate; 8-a spring; 9-mounting the cylinder; 10-a drive motor; 11-an impeller; 12-a rain shield; 13-a regulating block; 14-inclined plane; 15-a push block; 16-a limiting plate; 17-a water collecting tank; 18-drainage holes.

Detailed Description

As shown in fig. 1 to 3, the pre-buried roof centrifugal ventilator includes a fixing sleeve 1, the lower end of the fixing sleeve 1 is fixedly installed in a reserved hole of a roof, a ventilator body is detachably installed in the upper end of the fixing sleeve 1, a horizontal partition plate 2 is fixedly installed in the fixing sleeve 1, and a plurality of strip-shaped holes 3 are uniformly arranged on the partition plate 2 at left and right sides; two slide ways 4 extending left and right are oppositely and fixedly arranged at the front and back of the top of the partition board 2, a baffle 5 is slidably arranged between the two slide ways 4, a plurality of air outlet holes 6 corresponding to the strip-shaped holes 3 one by one are uniformly arranged on the baffle 5 at intervals left and right, and the air outlet holes 6 are driven to coincide with the strip-shaped holes 3 or the baffle 5 seals the strip-shaped holes 3 when the baffle 5 moves left and right; the top of baffle 2 is fixed mounting still has and is located spring mounting board 7 on the right side of baffle 5, spring mounting board 7 with be connected with spring 8 between the baffle 5, spring 8 drives when extending naturally baffle 5 removes to a plurality of rectangular shape hole 3 seals, be equipped with on the fan body and be used for driving baffle 5 removes extremely venthole 6 with the interlock mechanism of rectangular shape hole 3 coincidence.

The fan body is including an installation section of thick bamboo 9, the lower extreme of an installation section of thick bamboo 9 is inserted in the fixed sleeve 1, an installation section of thick bamboo 9 with through the bolt fastening between the fixed sleeve 1, the bolt is located the outside of the preformed hole on roof to dismantle the bolt, there is driving motor 10 through connecting rod fixed mounting in an installation section of thick bamboo 9, fixed mounting has impeller 11 in driving motor 10's the axis of rotation, there is lower extreme open-ended weather shield 12 at the top of an installation section of thick bamboo 9 still through pole setting fixed mounting, the upper end of an installation section of thick bamboo 9 is located in the weather shield 12.

The linkage mechanism comprises an adjusting block 13 fixedly installed at the top of the partition plate 2, an inclined plane 14 is arranged on the left side of the top of the adjusting block 13, a pushing block 15 is fixedly installed on the inner side of the left side wall of the installation barrel 9, and the right end of the pushing block 15 extends to the position above the inclined plane 14.

When installing the fan body, insert fixed sleeve 1 with the lower extreme of installation section of thick bamboo 9 in and fix through the bolt, when installation section of thick bamboo 9 inserts fixed sleeve 1, installation section of thick bamboo 9 drives ejector pad 15 and moves down and make the right-hand member of ejector pad 15 support downwards on the inclined plane 14 of regulating block 13, and then ejector pad 15 moves down the in-process and promotes regulating block 13 through inclined plane 14 and moves to the right, regulating block 13 drives baffle 5 and moves to the right along slide 4 and makes spring 8 compress, move to the right until baffle 5 moves to the venthole 6 and rectangular shape hole 3 coincidence, as shown in figure 1. When the fan body works, the driving motor 10 drives the impeller 11 to rotate, indoor air is driven by the impeller 11 to sequentially enter the mounting cylinder 9 through the strip-shaped hole 3 and the air outlet 6, and is finally discharged from the upper end of the mounting cylinder 9, and the rain and snow can be prevented from entering the mounting cylinder 9 by the rain and snow shielding cover 12.

In addition, when the fan body breaks down, the bolts can be loosened and the mounting cylinder 9 can be pulled out from the fixing sleeve 1, so that the fan body can be maintained. After installation section of thick bamboo 9 is extracted from fixed sleeve 1, installation section of thick bamboo 9 drives ejector pad 15 and the separation of regulating block 13, and compression state's spring 8 extends and promotes baffle 5 and remove left to seal a plurality of rectangular shape holes 3 afterwards, as shown in figure 2 and figure 3 to avoid pulling down the back with the fan body, sleet gets into indoorly through rectangular shape hole 3.

A limiting plate 16 is fixedly mounted on the inner wall of the fixing sleeve 1, and when the lower end of the mounting cylinder 9 abuts against the limiting plate 16, the pushing block 15 pushes the adjusting block 13 to move right, so that the air outlet 6 coincides with the strip-shaped hole 3. The limit plate 16 is used to prevent the mounting tube 9 from being inserted to an excessive position.

A water collecting groove 17 is arranged between the edge of the partition plate 2 and the inner wall of the fixing sleeve 1, a drain hole 18 communicated with the water collecting groove 17 is arranged on the fixing sleeve 1, and the drain hole is positioned on the outer side of a reserved hole of a roof. The water collecting groove 17 is used for collecting rainwater on the partition board 2, and the drain hole 18 is used for draining rainwater in the water collecting groove 17.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Pre-buried formula roof centrifugal fan, its characterized in that: the ventilator comprises a fixed sleeve, wherein the lower end of the fixed sleeve is fixedly arranged in a reserved hole of a roof, a ventilator body is detachably arranged in the upper end of the fixed sleeve, a horizontal partition plate is fixedly arranged in the fixed sleeve, and a plurality of strip-shaped holes are uniformly arranged on the left side and the right side of the partition plate at intervals; two slide ways extending left and right are oppositely and fixedly arranged at the front and back of the top of the partition board, a baffle is arranged between the two slide ways in a sliding manner, a plurality of air outlet holes which are in one-to-one correspondence with the strip-shaped holes are uniformly arranged on the baffle at intervals left and right, and the air outlet holes are driven to coincide with the strip-shaped holes or the baffle seals the strip-shaped holes when the baffle moves left and right; still fixed mounting at the top of baffle has and is located the spring mounting panel on the right side of baffle, spring mounting panel with be connected with the spring between the baffle, the spring drives when extending naturally the baffle removes to a plurality of rectangular shape hole is sealed, be equipped with on the fan body and be used for driving the baffle removes to the venthole with the interlock mechanism of rectangular shape hole coincidence.

2. A pre-buried roof centrifugal ventilator of claim 1, wherein: the fan body comprises an installation cylinder, the lower end of the installation cylinder is inserted into the fixed sleeve, the installation cylinder is fixed with the fixed sleeve through bolts, a driving motor is fixedly installed in the installation cylinder through a connecting rod, an impeller is fixedly installed on the rotating shaft of the driving motor, a rain shield with an opening at the lower end is further installed at the top of the installation cylinder through a vertical rod, and the upper end of the installation cylinder is located in the rain shield.

3. A pre-buried roof centrifugal ventilator of claim 2, wherein: the linkage mechanism comprises an adjusting block fixedly installed at the top of the partition plate, an inclined plane is arranged on the left side of the top of the adjusting block, a pushing block is fixedly installed on the inner side of the left side wall of the installation cylinder, and the right end of the pushing block extends to the position above the inclined plane.

4. A pre-buried roof centrifugal ventilator of claim 3, wherein: the inner wall of the fixed sleeve is fixedly provided with a limiting plate, and when the lower end of the mounting cylinder abuts against the limiting plate, the push block pushes the adjusting block to move rightwards to enable the air outlet to coincide with the long strip-shaped hole.

5. A pre-buried roof centrifugal ventilator of claim 1, wherein: a water collecting groove is arranged between the edge of the partition plate and the inner wall of the fixing sleeve, and a drain hole with one end communicated with the water collecting groove is formed in the fixing sleeve.