CN217876313U - Smoke exhaust pipeline system with fresh air introducing structure - Google Patents

Abstract

The utility model discloses a smoke exhaust pipeline system with a fresh air introducing structure, which belongs to the field of pipeline equipment and comprises a fresh air pipeline, wherein the fresh air pipeline is provided with a through cavity; and the ventilation valve is provided with a through cavity, a limiting strip is fixedly arranged on the periphery of an opening at one end, a limiting block is correspondingly arranged on the upper inner wall and the lower inner wall of the same side surface of the ventilation valve and the limiting strip, and a spring is fixedly arranged on one side surface of the two limiting blocks, which is close to the cavity of the ventilation valve. The utility model discloses an exhaust pipe system with structure is introduced to new trend through set up the dodge gate that can open and shut and the seal groove on the dodge gate on the exhaust pipe, spacing on the cooperation ventilation valve door, realizes the fixed of horizontal direction and vertical direction after the ventilation valve door inserts, realizes the fixed after the dodge gate is closed through the recess of the protruding cooperation exhaust pipe inner wall of elasticity on the dodge gate, finally realizes the simple and easy change of ventilation valve door, has the convenient quick effect of change.

Description

Smoke exhaust pipeline system with fresh air introducing structure

Technical Field

The utility model belongs to the pipeline equipment field, concretely relates to exhaust pipe system with structure is introduced to new trend.

Background

The new trend structure is based on send the new trend to indoor with professional equipment on inclosed indoor one side, is discharged by professional equipment to outdoor from the opposite side again, can form "new trend flowing field" indoor to satisfy the needs of indoor new trend taking a breath, the embodiment is: the new wind flow field is formed in the system by adopting a high wind pressure and large flow fan, supplying air from one side to the indoor by means of mechanical strength and discharging the air from the other side to the outdoor by a specially designed exhaust fan. The air entering the room is filtered, disinfected, sterilized, oxygenated and preheated while the air is supplied.

And the exhaust pipe is used for discharging indoor smoke and dust through exhaust machinery to outdoors, and implementation function and principle are all similar with the exhaust stage of new trend structure, and both wide application in building engineering, if: restaurants, hotels, hospitals, factories, market buildings, office buildings and the like, but the quality of air circulated by the restaurants, the hotels, the hospitals, the factories, the market buildings, the office buildings and the like is different, so that the same pipeline is not generally used, otherwise, smoke and dust are carelessly circulated indoors and are not contradictory when ventilation is carried out, and a large number of oil smoke particles circulated by a smoke exhaust pipeline are easy to adsorb and retain at the pipeline joint part to influence the ventilation and smoke exhaust effects. Therefore, an improved smoke exhaust pipeline system with a fresh air introducing structure is provided.

SUMMERY OF THE UTILITY MODEL

To the above defect of prior art or improve in the demand one or more, the utility model provides a smoke exhaust pipe system with structure is introduced to new trend has same pipeline ventilation and discharges fume, the convenient advantage of valve change.

In order to achieve the above object, the present invention provides a smoke exhaust duct system with a fresh air introducing structure, which comprises a fresh air duct, wherein the fresh air duct has a through cavity;

the ventilation valve is provided with a through cavity, a limiting strip is fixedly arranged on the periphery of an opening at one end of the ventilation valve, limiting blocks are correspondingly arranged on the upper inner wall and the lower inner wall of the same side face of the ventilation valve and the limiting strip, a spring is fixedly arranged on one side face of the two limiting blocks close to the cavity of the ventilation valve, and a movable plate is fixedly arranged at the other end of the spring;

the smoke exhaust pipeline is provided with a through cavity, a plurality of pipeline supports are integrally arranged on the periphery of the smoke exhaust pipeline, a movable door is arranged at an opening at one end of the smoke exhaust pipeline in an openable and closable manner, and a handle is integrally arranged at the center of the upper end face of the movable door.

As a further improvement of the utility model, the fresh air pipeline with the exhaust pipe connection just will the ventilation valve set up in the fresh air pipeline with the junction of exhaust pipe.

The beneficial effect of adopting the further scheme is that: the ventilation valve is arranged at the joint of the fresh air pipeline and the smoke exhaust pipeline, and the fresh air exhaust air and the smoke exhaust pipeline are isolated from oil fume and dust in the smoke exhaust pipeline through sealing.

As a further improvement, the movable plate is kept away from the top of one end and the center of the bottom of the spring are respectively provided with a roller, the top of the inner wall of the smoke exhaust pipeline and the center of the bottom of the smoke exhaust pipeline are respectively symmetrically provided with a sliding groove, and the roller slides in the sliding groove.

The beneficial effect of adopting the further scheme is that: the effect that the movable plate moves after being pushed by the exhausted air is achieved by arranging the idler wheels on the movable plate to slide in the sliding grooves, and the movable plate is contacted with the ventilation valve.

As a further improvement of the utility model, the exhaust pipe with the inner wall of the same end of the movable door is provided with a limiting groove, the limiting groove supplies the laminating of the limiting strip is inserted.

The beneficial effect of adopting the further scheme is that: through set up spacing groove and with the laminating of the spacing strip on the ventilation valve at exhaust pipe, realize the level after the ventilation valve inserts fixedly.

As a further improvement, the end face fluting has a seal groove under the dodge gate, the seal groove with spacing sealed laminating in top, exhaust pipe is close to the symmetrical recess that is equipped with in two interior boundary wall tops of one end of dodge gate, dodge gate both sides side sets up an arch respectively, the arch have elasticity and with the recess block.

The beneficial effect of adopting the further scheme is that: the ventilation valve is vertically fixed and sealed through the attachment of the top of the limiting strip on the sealing groove and the ventilation valve which are arranged on the movable door, and the fixing effect after the movable door is closed is realized through the clamping of the elastic protrusions on the movable door and the grooves on the inner wall of the smoke exhaust pipeline.

As a further improvement, the spout is kept away from the one end of spacing groove all is equipped with a fixture block, the fixture block with the distance of spacing groove does the ultimate tensile distance of spring.

The beneficial effect of adopting the above further scheme is: the sliding groove is provided with the clamping block to limit the stretching distance of the spring, so that the spring is prevented from losing elasticity or falling off due to too large stress, and the elasticity of the spring is kept.

Generally, through the utility model above technical scheme who conceives compares with prior art, the beneficial effect who has includes:

1. the utility model discloses an exhaust pipe system with structure is introduced to new trend, through set up stopper and spring in the air vent valve and with spring coupling's fly leaf, realize the atress removal and the closure of fly leaf, exhaust air in the new trend pipeline arouses the spring tensile when passing through promptly and pushes away the fly leaf and keep the air vent valve unblocked, the tobacco tar dust to in the exhaust pipe pushes the pressfitting discharge, it holds the gyro wheel slip on the activity version to set up the spout through setting up in the exhaust pipe, keep the steady displacement of fly leaf, set up the fixture block on through the spout, restriction spring stretching length, keep spring force, finally realize that same pipeline has the function that ventilates simultaneously and discharge fume, the cost of seeking away the pipeline in addition has been reduced, the inner space of installing the pipeline in addition has been saved.

2. The utility model discloses an exhaust pipe system with structure is introduced to new trend through set up the dodge gate that can open and shut and the seal groove on the dodge gate on the exhaust pipe, spacing on the cooperation ventilation valve, realize the horizontal direction after the valve that ventilates inserts and the fixed of vertical direction, realize the fixed after the dodge gate closure through the recess of the protruding cooperation exhaust pipe inner wall of elasticity on the dodge gate, finally realize the simple and easy change of ventilation valve, have the convenient quick effect of change.

Drawings

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

fig. 3 is a schematic bottom view of the present invention;

fig. 4 is a schematic structural view of the cross section of the vent valve of the present invention;

fig. 5 is a schematic view of the structure of the cross section of the vent valve spring after stretching.

Throughout the drawings, like reference numerals designate like features, and in particular: 1. a fresh air duct; 2. a vent valve; 21. a limiting strip; 22. a limiting block; 23. a spring; 24. a movable plate; 25. a roller; 3. a smoke exhaust duct; 31. a pipe support; 32. a movable door; 33. a protrusion; 34. a sealing groove; 35. a limiting groove; 36. a groove; 37. a chute; 38. a handle; 39. and (6) clamping blocks.

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 embodiment, as shown in fig. 1-5, a smoke exhaust duct system with a fresh air introducing structure comprises a fresh air duct 1, wherein the fresh air duct 1 is provided with a through cavity;

the ventilation valve 2 is provided with a through cavity, a limiting strip 21 is fixedly arranged on the periphery of an opening at one end of the ventilation valve 2, limiting blocks 22 are correspondingly arranged on the upper inner wall and the lower inner wall of the same side of the ventilation valve 2 and the limiting strip 21, a spring 23 is fixedly arranged on one side surface of the two limiting blocks 22 close to the cavity of the ventilation valve 2, and a movable plate 24 is fixedly arranged at the other end of the spring 23;

a smoke exhaust pipeline 3, the smoke exhaust pipeline 3 has a through cavity and a plurality of pipeline supports 31 are integrally arranged on the periphery of the smoke exhaust pipeline 3, a movable door 32 is arranged at an opening at one end of the smoke exhaust pipeline 3 and can be opened and closed, and a handle 38 is integrally arranged at the center of the upper end face of the movable door 32;

the fresh air pipeline 1 is connected with the smoke exhaust pipeline 3 in a pipeline way, and the ventilation valve 2 is arranged at the joint of the fresh air pipeline 1 and the smoke exhaust pipeline 3;

the top and bottom centers of one end of the movable plate 24 far away from the spring 23 are respectively provided with a roller 25, the top and bottom centers of the inner wall of the smoke exhaust pipeline 3 are respectively symmetrically provided with a sliding chute 37, and the roller 25 slides in the sliding chute 37;

the inner wall of the same end of the smoke exhaust pipeline 3 and the movable door 32 is provided with a limiting groove 35, and the limiting groove 35 is used for the jointing insertion of the limiting strip 21;

a sealing groove 34 is formed in the lower end face of the movable door 32, the sealing groove 34 is in sealing fit with the top of the limiting strip 21, grooves 36 are symmetrically formed in the top ends of two inner side walls of one end, close to the movable door 32, of the smoke exhaust pipeline 3, protrusions 33 are respectively arranged on the side faces of two sides of the movable door 32, and the protrusions 33 are elastic and are clamped with the grooves 36;

one end of the sliding groove 37, which is far away from the limiting groove 35, is provided with a fixture block 39, and the distance between the fixture block 39 and the limiting groove 35 is the limit stretching distance of the spring 23.

The working principle is as follows:

the first step is as follows: when the fresh air introducing structure is not used, the movable plate 24 is attached to one end of the ventilation valve 2 by the tensile force of the spring 23 to seal the fresh air pipeline 1, smoke dust of the smoke exhaust pipeline 3 is prevented from passing through, after the fresh air introducing structure is opened, exhaust air enters the ventilation valve 2 through the fresh air pipeline 1, impact force is formed on the spring 23 and stretches the spring 23 to open, the movable plate 24 is separated from the attachment of the ventilation valve 2 and slides on the corresponding sliding groove 37 through the roller 25, at the moment, an unblocked channel is formed by the separation of the movable plate 24 of the ventilation valve 2 to accommodate the exhaust air to pass through, and extrusion and exhaust effects are formed on the smoke dust in the smoke exhaust pipeline 3, meanwhile, the sliding distance of the roller 25 is limited by the clamping block 39, namely, the stretching distance of the spring 23 is limited, the spring 23 is prevented from falling or losing elasticity due to too large stress, after the fresh air introducing structure is closed, the spring 23 loses the power to drive natural rebounding to continue to seal the ventilation valve 2, and smoke exhaust can be orderly carried out in one pipeline.

The first step is as follows: when the smoke exhaust pipe 3 increases along with the service time, the oil smoke and dust adsorbed and accumulated on the ventilation valve 2 are more and more, and the use effect of the ventilation valve 2 is influenced, the movable door 32 is opened through the handle 38, the ventilation valve 2 is pulled out along the limiting groove 35, the movable door 32 is inserted along the limiting groove 35 according to the limiting strip 21 on the ventilation valve 2 after being cleaned or replaced, the movable door 32 is covered, the sealing groove 34 is attached to the top end of the limiting strip 21, meanwhile, the elastic bulge 33 is inserted into the groove 36 and expands to complete the closing of the movable door 32, and the ventilation valve 2 is replaced through simple steps of opening, replacing and closing the door.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A smoke exhaust pipeline system with a fresh air introducing structure is characterized by comprising

A fresh air duct (1), the fresh air duct (1) having a through cavity;

the vent valve (2) is provided with a through cavity, a limiting strip (21) is fixedly arranged on the periphery of an opening at one end of the vent valve (2), limiting blocks (22) are correspondingly arranged on the upper inner wall and the lower inner wall of the same side face of the vent valve (2) and the limiting strip (21), a spring (23) is fixedly arranged on one side face of each limiting block (22) close to the cavity of the vent valve (2), and a movable plate (24) is fixedly arranged at the other end of each spring (23);

the smoke exhaust pipeline (3) is provided with a through cavity, a plurality of pipeline supports (31) are integrally arranged on the periphery of the smoke exhaust pipeline (3), a movable door (32) is arranged at an opening at one end of the smoke exhaust pipeline (3) in an openable and closable manner, and a handle (38) is integrally arranged at the center of the upper end face of the movable door (32).

2. The smoke exhaust duct system with the fresh air introducing structure according to claim 1, wherein said fresh air duct (1) and said smoke exhaust duct (3) are duct-connected and said ventilation valve (2) is provided at the connection of said fresh air duct (1) and said smoke exhaust duct (3).

3. The smoke exhaust duct system with the fresh air introducing structure according to claim 1, wherein a roller (25) is respectively arranged at the top and bottom centers of one end of the movable plate (24) far away from the spring (23), a sliding groove (37) is respectively and symmetrically arranged at the top and bottom centers of the inner wall of the smoke exhaust duct (3), and the roller (25) slides in the sliding groove (37).

4. The smoke exhaust duct system with the fresh air introducing structure according to claim 3, wherein the inner wall of the same end of the smoke exhaust duct (3) and the movable door (32) is provided with a limiting groove (35), and the limiting groove (35) is used for the limiting strip (21) to be attached and inserted.

5. The smoke exhaust duct system with the fresh air introducing structure according to claim 1, wherein the lower end face of the movable door (32) is provided with a groove (34), the groove (34) is in sealing fit with the top of the limiting strip (21), the top ends of two inner side walls of one end of the smoke exhaust duct (3) close to the movable door (32) are symmetrically provided with a groove (36), the side faces of two sides of the movable door (32) are respectively provided with a protrusion (33), and the protrusion (33) has elasticity and is clamped with the groove (36).

6. The smoke exhaust duct system with the fresh air introducing structure according to claim 4, wherein one end of the sliding groove (37) far away from the limiting groove (35) is provided with a clamping block (39), and the distance between the clamping block (39) and the limiting groove (35) is the ultimate stretching distance of the spring (23).

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