CN212566212U - Ventilation pipe with locking device - Google Patents

Abstract

The utility model discloses a ventilation pipe with locking device, including hood, seal cover and pipeline, be provided with locking device on the pipeline, locking device includes lockplate and retaining member, be provided with the through-hole that supplies the pipeline to pass in the middle of the lockplate, one side of lockplate is provided with two at least bosss, all is provided with the screw hole on the boss, the retaining member stretches into threaded hole, the utility model provides a ventilation pipe with locking device, the locking device of this ventilation pipe can be close to the wall body fast and then lock, then make ventilation pipe and wall body fixed with the seal cover cooperation.

Description

Ventilation pipe with locking device

Technical Field

The utility model relates to a building air pipe technical field, more specifically the ventilation pipe with locking device that says so relates to.

Background

The existing ventilation pipe comprises an air cap, a sealing sleeve, a pipeline and an annular buckle which are sequentially connected, threads are arranged on the outer side wall of the pipeline, the annular buckle is matched with the threads, the installation process is that one end of the air cap connected with the ventilation pipe firstly extends into an installation hole of a wall body, when the air cap and the sealing sleeve extend out of the other side wall body, the ventilation pipe is pulled back, the sealing sleeve is in close contact with the wall body, then the annular buckle is screwed into the pipeline, the annular buckle rotates all the time, and finally the annular buckle is in contact with the wall body, and the effect of fixing the ventilation pipe is achieved through locking of the two ends of the sealing sleeve and the two ends of the annular.

However, the fixing mode of the existing ventilation pipe annular buckle and the wall body is not firm enough, the locking mode of the annular buckle is too complicated, and the annular buckle needs to be rotated all the time to be locked through threads, so that a mode which can be quickly locked and is firmly fixed with the wall body is needed.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, the utility model provides a ventilation pipe with locking device, the locking device of this ventilation pipe can be close to the wall body fast and then lock, then makes ventilation pipe and wall body fixed with the seal cover cooperation.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a ventilation pipe with locking device, includes hood, seal cover and pipeline, be provided with locking device on the pipeline, locking device includes lockplate and retaining member, be provided with the through-hole that supplies the pipeline to pass in the middle of the lockplate, one side of lockplate is provided with two at least bosss, all is provided with the screw hole on the boss, the retaining member stretches into in the screw hole.

Furthermore, the number of the bosses is two, and the two bosses are uniformly distributed on the locking plate along the circumference of the through hole.

And the locking piece comprises a screw and a hand-screwed screw which are respectively arranged in the threaded holes on the two bosses.

And furthermore, the locking plate is bent towards one side far away from the boss to form at least three supporting legs.

Further, the locking plate is square, and four corners of the locking plate are bent towards one side far away from the boss to form four supporting legs.

Furthermore, included angles between the four supporting feet and the locking plate are consistent, and the included angles range from 0 degree to 180 degrees.

Further be provided with air return preventing device in the pipeline, air return preventing device includes baffle and dog, is provided with the pivot between the first half of baffle and the pipeline, the dog sets up in the pipeline.

And further, a clearance compensation sleeve is arranged on the pipeline and is arranged between the sealing sleeve and the locking device.

Furthermore, the gap compensation sleeve is made of foamed cotton.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the annular buckle, when the annular buckle is tightly adhered to a wall body for locking, the annular buckle needs to be tightly adhered to the pipeline along the rotation of the pipeline in a circle, the operation process is very complicated, when the locking device is tightly adhered to the wall body for locking, the locking device is directly moved on the pipeline, and after the locking device is tightly adhered to the wall body, the locking device is directly fixed on the pipeline through the locking piece to lock the wall body, so that the operation process is very convenient and fast; compared with the contact of the four supporting legs and the wall body, the joint of the whole locking plate and the wall body can cause the locking plate to shake due to the unevenness of the wall body, the contact of the four supporting legs and the wall body can be more stable, and the locking plate can not shake; by arranging the air return preventing device, outdoor air can not flow back into the room.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced 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 without inventive work, wherein:

fig. 1 is a schematic structural view of a vent pipe with a locking device according to the present invention;

fig. 2 is a front view of a vent tube with a locking device according to the present invention;

fig. 3 is a cross-sectional view of a vent with a locking device according to the present invention;

FIG. 4 is a partial enlarged view A of FIG. 3;

fig. 5 is a right side view of a vent with a locking device according to the present invention;

FIG. 6 is a schematic view of the locking device (with the locking member removed);

figure 7 is a side view of the locking device (with the locking member removed).

Labeled as: 1. a pipeline; 2. a hood; 3. sealing sleeves; 41. a locking plate; 42. a boss; 43. screwing the screw by hand; 44. a screw; 45. supporting legs; 46. a threaded hole; 51. a baffle plate; 52. a rotating shaft; 53. a stopper; 6. a clearance compensation sleeve.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

A ventilation tube with a locking device according to the present invention is described with reference to fig. 1 to 7.

A ventilation pipe with a locking device comprises a hood 2, a sealing sleeve 3 and a pipeline 1, wherein the pipeline 1 is provided with the locking device, the locking device comprises a locking plate 41 and a locking piece, a through hole for the pipeline 1 to pass through is formed in the middle of the locking plate 41, at least two bosses 42 are arranged on one side of the locking plate 41, threaded holes 46 are formed in the bosses 42, and the locking piece extends into the threaded holes 46;

the process of installing the ventilation pipe on the wall body is as follows: firstly, a locking device is installed on a pipeline 1, then one end of a ventilation pipe connected with an air cap 2 extends into an installation hole of a wall body, when the air cap 2 and a sealing sleeve 3 extend out of the other side wall body, the ventilation pipe is pulled back, the sealing sleeve 3 is in close contact with the wall body (because the sealing sleeve 3 is pulled back in a conical shape, the sealing sleeve can be tightly attached and locked with the wall body), then the locking device is moved on the pipeline 1 towards the direction of the wall body, after the locking device is attached to the wall body, a locking part is screwed into a threaded hole 46, the locking part locks the pipeline 1, the locking device is fixed with the pipeline 1, and finally the ventilation pipe is fixed on the wall body by being locked and fixed with two sides of the wall body through the sealing sleeve 3 and the;

compared with the annular buckle, when the annular buckle is tightly adhered to a wall body for locking, the annular buckle needs to be tightly adhered to the pipeline 1 along the thread of the pipeline 1 in a circle, so that the operation process is very complicated; when the locking device is tightly attached to the wall body for locking, the locking device is directly moved on the pipeline 1, and the locking device is directly fixed on the pipeline 1 through the locking piece after being tightly attached to the wall body for locking the wall body, so that the operation process is very convenient and fast.

Preferably, there are two bosses 42, and the two bosses 42 are uniformly distributed on the locking plate 41 along the circumference of the through hole; as shown in fig. 1, two bosses 42 are provided, and the two bosses 42 clamp the pipeline 1 by the locking member, so that the locking device can stably lock the pipeline 1.

Preferably, the locking member comprises a screw 44 and a hand screw 43, and the screw 44 and the hand screw 43 are respectively arranged in threaded holes 46 on the two bosses 42; when the locking device is used, the screw 44 and the hand screw 43 are firstly screwed out, the locking plate 41 is installed on the pipeline 1, the locking plate 41 is pushed to enable the locking plate 41 to be attached to a wall body, then the screw 44 and the hand screw 43 are screwed into the threaded hole 46 until the locking plate 41 is locked with the pipeline 1 and cannot move, and the locking and fixing of the locking device are completed.

Preferably, the locking plate 41 is bent towards the side far away from the boss 42 to form at least three supporting legs 45; through setting up at least three supporting legs 45, make lockplate 41 can contact with the wall body through supporting legs 45, support through supporting legs 45 and more easily paste closely stably with the wall body, prevent lockplate 41 and rock.

Preferably, as shown in fig. 1 and 6, the locking plate 41 is square, and four corners of the locking plate 41 are bent towards a side far away from the boss 42 to form four supporting feet 45; when the locking device is in contact with the wall and the ventilation pipe is locked, the four supporting legs 45 are in contact with the wall; compared with the contact of the four supporting legs 45 with the wall body and the contact of the whole locking plate 41 with the wall body (compared with the contact of four points and the contact of the whole surface), the whole surface is jointed with the wall body, so that the locking plate 41 can shake due to the unevenness of the wall body, the four supporting legs 45 can be jointed with the wall body more stably, and the locking plate 41 can not shake.

Preferably, the included angles between the four supporting feet 45 and the locking plate 41 are consistent, and the range of the included angles is 0-180 degrees; the included angle between the supporting leg and the locking plate 41 is set to be 0-180 degrees, so that the supporting leg 45 has certain elasticity, and the flatness of the surface of the wall can be automatically adapted after the supporting leg 45 is in contact with the wall.

Preferably, as shown in fig. 4 and 5, an air return prevention device is arranged in the pipeline 1, the air return prevention device includes a baffle 51 and a stopper 53, a rotating shaft 52 is arranged between the upper half part of the baffle 51 and the pipeline 1, and the stopper 53 is arranged in the pipeline 1;

as shown in fig. 4 and 5, preferably, the stopper 53 is provided at the top of the duct 1 and at a side near the hood 2 beside the baffle 51 (the stopper 53 may also be provided at the bottom of the duct 1 and at a side far from the hood 2 beside the baffle 51); as shown in fig. 4, when the indoor air is blown to the outside, the damper 51 in the indoor air blowing duct 1 rotates clockwise to open the duct 1, and the indoor air is blown out from the duct 1 to the outside; when the indoor wind stops blowing outwards, the baffle 51 is in rotary connection with the pipeline 1 through the shaft at the upper half part, and the baffle 51 can naturally fall to close the pipeline 1 under the action of gravity after not being subjected to the force of the wind; when outdoor wind blows into the duct 1, the baffle 51 is forced to rotate counterclockwise, but the stop 53 limits the baffle 51 to rotate counterclockwise, so that the duct 1 cannot be opened, and the effect of preventing the outdoor wind from flowing backward and blowing into the room is achieved.

Preferably, as shown in fig. 1 and 2, a clearance compensation sleeve 6 is arranged on the pipeline 1, and the clearance compensation sleeve 6 is arranged between the sealing sleeve 3 and the locking device; when the ventilation pipe is installed on the wall body, the aperture of the installation hole formed in the wall body is generally slightly larger than the outer diameter of the ventilation pipe, when the ventilation pipe is installed on the wall body, a gap exists between the ventilation pipe and the wall body, the ventilation pipe can shake to cause fixation instability, and the gap between the ventilation pipe and the wall body can be eliminated by arranging the gap compensation sleeve 6, so that the ventilation pipe is stably fixed on the wall body.

Preferably, the gap compensation sleeve 6 is made of foamed cotton; the foamed cotton has certain deformability, the gap compensation sleeve 6 is made of the foamed cotton material, the size of the gap compensation sleeve 6 does not need to be accurate, when the ventilation pipe extends into the mounting hole in the wall body, the gap compensation sleeve 6 can be automatically attached to the mounting hole in the wall body, and gaps can be effectively eliminated.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. A ventilation pipe with a locking device comprises a hood, a sealing sleeve and a pipe, and is characterized in that: be provided with locking device on the pipeline, locking device includes lockplate and retaining member, be provided with the through-hole that supplies the pipeline to pass in the middle of the lockplate, one side of lockplate is provided with two at least bosss, all is provided with the screw hole on the boss, the retaining member stretches into in the screw hole.

2. A vent with locking device according to claim 1, wherein: the number of the bosses is two, and the two bosses are uniformly distributed on the locking plate along the circumference of the through hole.

3. A vent tube having a locking device according to claim 2, wherein: the locking part comprises a screw and a hand-screwed screw, and the screw and the hand-screwed screw are respectively arranged in threaded holes on the two bosses.

4. A vent having a locking device according to claim 3, wherein: and one side of the locking plate, which faces away from the boss, is bent to form at least three supporting legs.

5. A vent tube with locking device according to claim 4, wherein: the locking plate is square, and four corners of the locking plate are bent towards one side far away from the boss to form four supporting legs.

6. A vent with locking device according to claim 5, wherein: the included angles between the four supporting legs and the locking plate are consistent, and the range of the included angles is 0-180 degrees.

7. A vent with locking device according to claim 6, wherein: the pipeline is internally provided with an air return preventing device, the air return preventing device comprises a baffle and a stop block, a rotating shaft is arranged between the upper half part of the baffle and the pipeline, and the stop block is arranged in the pipeline.

8. A vent having a locking device according to claim 7, wherein: the pipeline is provided with a clearance compensation sleeve which is arranged between the sealing sleeve and the locking device.

9. A vent having a locking device according to claim 8, wherein: the gap compensation sleeve is made of foamed cotton.

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