CN219589141U

CN219589141U - Split-flow type ventilating duct

Info

Publication number: CN219589141U
Application number: CN202320975072.2U
Authority: CN
Inventors: 王丹; 王大香; 孙玥
Original assignee: Tianjin Hongxi Xingwang Building Materials Co ltd
Current assignee: Tianjin Hongxi Xingwang Building Materials Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-08-25
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses a split-type ventilating duct which comprises a central pipe, wherein the left side and the right side of the rear end of the outer wall of the central pipe are respectively penetrated through and fixedly connected with a split-flow pipe, the opposite sides of the inner diameters of the two split-flow pipes are respectively and fixedly connected with a first ventilating plate, the opposite sides of the outer diameters of the two split-flow pipes are respectively and rotatably connected with a transition pipe, the central positions of the outer diameters of the two transition pipes are respectively and fixedly connected with an outer ring, the tops of the two outer rings are respectively and fixedly connected with a rotating rod, the opposite sides of the two rotating rods are respectively and rotatably connected with a limiting ring, and the inner diameters of the two limiting rings are respectively and rotatably connected with a limiting column. When the ventilating duct is used, air flows out of the connecting duct when entering the central duct, the nut can be unscrewed and the limiting ring is rotated to rotate the rotating rod when the air quantity is required to be adjusted, the air quantity corresponding to the limiting column is increased from bottom to top in sequence, and the air quantity is increased every 45 degrees of rotation.

Description

Split-flow type ventilating duct

Technical Field

The utility model relates to the field of ventilation pipelines, in particular to a split-flow type ventilation pipeline.

Background

In the air circulation process, the ventilating duct is widely used for discharging air, the air duct is a short name of ventilating duct, is a metal or nonmetal pipeline for ventilation and air conditioning engineering of industrial and civil buildings, is a municipal infrastructure for enabling air to circulate and reducing harmful gas concentration, is divided into an integral common air duct, an integral heat-preserving air duct and a combined heat-preserving air duct, and is also applied in the air circulation process.

At present, the ventilating duct is required to be used in the air circulation process, the concentration of harmful gas is convenient to reduce by exhausting the air, but when the existing ventilating duct is used, the burden of staff is easy to be increased due to different requirements of each area on the split air quantity, the air quantity cannot be adjusted according to the situation, and the using effect is poor.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a split-flow type ventilating duct.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a reposition of redundant personnel formula air pipe, includes the center tube, center tube outer wall rear end left and right sides all runs through and fixedly connected with shunt tubes, two the equal fixedly connected with first ventilating board in shunt tubes internal diameter opposite side, two equal rotation in shunt tubes external diameter opposite side is connected with the transition pipe, two equal fixedly connected with outer loop in transition pipe external diameter central point put department, two equal fixedly connected with dwang in outer loop top, two equal rotation in dwang opposite side is connected with the spacing ring, two equal sliding connection of spacing ring internal diameter has spacing post, transition pipe internal diameter central point put the fixedly connected with ventilation hole, center tube top rear end runs through and fixedly connected with inlet tube, two the equal second ventilation pipe that runs through and fixedly connected with evenly distributed in ventilation hole right side.

As a further description of the above technical solution:

the inner diameter of the transition pipe is provided with a sealing gasket.

As a further description of the above technical solution:

and the right sides of the outer diameter tops of the limiting columns are fixedly connected with three limiting columns, and the outer diameter threads of the limiting columns are connected with nuts.

As a further description of the above technical solution:

and the two sides of the transition pipes, which are opposite in inner diameter, are rotationally connected with connecting pipelines.

As a further description of the above technical solution:

the front end of the central tube is connected with a flange.

As a further description of the above technical solution:

the right sides of the two first ventilation plates are penetrated and fixedly connected with second ventilation pipes which are uniformly distributed.

As a further description of the above technical solution:

the top of the water inlet pipe is provided with a one-way valve.

As a further description of the above technical solution:

and the bottom of the water inlet pipe is fixedly connected with a spray head.

The utility model has the following beneficial effects:

when the ventilating duct is used, air flows out of the connecting duct when entering the central duct, the nuts can be unscrewed when the air quantity needs to be adjusted, the limiting rings are rotated to rotate the rotating rods, the air quantity corresponding to the limiting columns is increased from bottom to top in sequence, the air quantity is increased every 45 degrees of rotation, when the ventilating duct is maximum, the positions of the second ventilating ducts are corresponding, and when the ventilating duct is not used and needs to be closed, the positions of the second ventilating ducts are staggered, and the ventilation quantity is flexibly changed.

Drawings

FIG. 1 is an exploded view of a split-flow ventilation duct according to the present utility model;

FIG. 2 is a rear view of a split-flow ventilation duct according to the present utility model;

fig. 3 is a perspective view of a split-flow ventilation duct according to the present utility model.

Legend description:

1. a central tube; 2. a flange; 3. a limit column; 4. a shunt; 5. a connecting pipe; 6. a first ventilation board; 7. a second ventilation pipe; 8. a vent hole; 9. a sealing gasket; 10. a transition pipe; 11. an outer ring; 12. a rotating lever; 13. a limiting ring; 14. a screw cap; 15. a one-way valve; 16. a water inlet pipe; 17. a spray head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a shunting vent pipe, including center tube 1, center tube 1 outer wall rear end left and right sides all runs through and fixedly connected with shunt tubes 4, in the center tube 1 is gone on to the wind, flow from connecting tube 5 respectively, spacing ring 13 cover is on spacing post 3 of first vent plate 6 top bottommost this moment, be in the closed condition, two shunt tubes 4 inside diameter opposite side all fixedly connected with first vent plate 6, two shunt tubes 4 outside diameter opposite side all rotate and be connected with transition pipe 10, two equal fixedly connected with outer loop 11 of transition pipe 10 outside diameter central point department in position, two equal fixedly connected with dwang 12 in top of outer loop 11, two equal fixedly connected with spacing ring 13 of dwang 12 opposite side all rotate, two spacing ring 13 inside diameter all sliding connection have spacing post 3, just can rotate spacing ring 13 at this moment, follow spacing post 3 and separate, rotate transition pipe 10 and adjust, when spacing post 3 cover is on spacing post 3 in the centre, second vent pipe 7 is in general shielding state, transition pipe 10 inside diameter central point position department fixedly connected with ventilation hole 8, center tube 1 top portion and two evenly connected with right vent pipe 8 all evenly run through and evenly distributed has two vent pipe 7.

The internal diameter of transition pipe 10 is provided with sealed 9, when needs increase the amount of wind once more, rotate transition pipe 10 once more, the cover is in the top of shunt tubes 4, this moment second ventilation pipe 7 is the overlap condition, spacing post 3 external diameter top right side all fixedly connected with three spacing post 3, spacing post 3 external diameter threaded connection has nut 14, two transition pipe 10 internal diameter opposite side all rotate and be connected with connecting tube 5, center tube 1 front end fixedly connected with flange 2, at first utilize flange 2 to be connected to the place that needs to carry out the emission, then ventilate in to center tube 1, the second ventilation pipe 7 of two first ventilation board 6 right sides all run through and fixedly connected with evenly distributed, the inlet tube 16 top is provided with check valve 15, when ventilating, can external water pipe, be connected to check valve 15, then water sprays out the water smoke through shower nozzle 17, purify the air, inlet tube 16 bottom fixedly connected with shower nozzle 17.

Working principle: when the concentration of harmful substances is required to be reduced by air transmission, the air transmission is firstly connected to a place needing to be discharged by using the flange 2, then ventilation is carried out in the central tube 1, when the air is carried out in the central tube 1 and flows out of the connecting pipelines 5 respectively, at the moment, the limiting rings 13 are sleeved on the limiting columns 3 at the lowest part above the first ventilating plate 6 and are in a closed state, at the moment, the limiting rings 13 can be rotated to be separated from the limiting columns 3, the rotating transition tube 10 is adjusted, when the limiting columns 3 are sleeved on the middle limiting columns 3, the second ventilating tube 7 is in a general shielding state, when the air quantity is required to be increased again, the transition tube 10 is rotated again and sleeved on the uppermost part of the split tube 4, at the moment, the second ventilating tube 7 is in an overlapped state, and can be externally connected with the water pipes and is connected to the one-way valves 15, and then water mist is sprayed out through the spray heads 17 to purify the air.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Split-flow ventilation duct, comprising a central tube (1), characterized in that: the utility model discloses a central tube (1) outer wall rear end left and right sides all runs through and fixedly connected with shunt tubes (4), two shunt tubes (4) internal diameter opposite side is equal fixedly connected with first ventilation board (6), two shunt tubes (4) external diameter opposite side is all rotated and is connected with transition pipe (10), two equal fixedly connected with outer loop (11) in transition pipe (10) external diameter central point put department, two equal fixedly connected with dwang (12) in outer loop (11) top, two all rotate on opposite side of dwang (12) is connected with spacing ring (13), two equal sliding connection of spacing ring (13) internal diameter has spacing post (3), transition pipe (10) internal diameter central point put the department fixedly connected with ventilation hole (8), central tube (1) top rear end runs through and fixedly connected with inlet tube (16), two ventilation hole (8) right side is equal to run through and fixedly connected with evenly distributed's second ventilation pipe (7).

2. A split-flow ventilation duct according to claim 1, characterized in that: the inner diameter of the transition pipe (10) is provided with a sealing gasket (9).

3. A split-flow ventilation duct according to claim 1, characterized in that: three limit posts (3) are fixedly connected to the right side of the outer diameter top of the limit post (3), and nuts (14) are connected to the outer diameter threads of the limit posts (3).

4. A split-flow ventilation duct according to claim 1, characterized in that: the two transition pipes (10) are rotatably connected with a connecting pipeline (5) at one side with opposite inner diameters.

5. A split-flow ventilation duct according to claim 1, characterized in that: the front end of the central tube (1) is fixedly connected with a flange (2).

6. A split-flow ventilation duct according to claim 1, characterized in that: the right sides of the two first ventilation plates (6) are penetrated and fixedly connected with second ventilation pipes (7) which are uniformly distributed.

7. A split-flow ventilation duct according to claim 1, characterized in that: the top of the water inlet pipe (16) is provided with a one-way valve (15).

8. A split-flow ventilation duct according to claim 1, characterized in that: the bottom of the water inlet pipe (16) is fixedly connected with a spray head (17).