CN208686016U - The ventilation duct of deformable turn after through walls - Google Patents

Abstract

The ventilation duct of deformable turn is made of indoor pipeline section and outdoor pipeline section after through walls, the end face of indoor pipeline section and outdoor pipeline section is docking together, the docking end face is the inclined-plane for favouring two pipeline section central axes, the shaft perpendicular to the docking end face is equipped at the center of the docking end face, outdoor pipeline section can at least rotate 180 degree relative to indoor pipeline section centered on the shaft, rotation with outdoor pipeline section relative to indoor pipeline section, outdoor pipeline section and indoor pipeline section can not only form a straight tube but also can form the curved tube for having turning.The ventilation duct can first be deformed into a straight tube during installation, and redeformation is at the curved tube for having turning after outdoor pipeline section is pierced by wall, to be able to achieve the good effect keeped out wind and rain.

Description

The ventilation duct of deformable turn after through walls

Technical field

The utility model relates to the structures of ventilation duct, more particularly to need the ventilation duct across wall.

Background technique

Ventilation duct through walls can only especially divulge information from the ventilation duct of indoor location due to being limited by wall hole size Pipe, which is pierced by outdoor one end, can only be made into Straight.Although this ventilation duct is equipped with the grid of shading wind and rain in outdoor port, But since whole ventilation duct is a straight tube after all, so the effect keeped out wind and rain and bad.

Utility model content

The purpose of the utility model is to provide it is a kind of it is through walls after deformable turn ventilation duct, becalmed gear with improving ventilation duct The effect of rain.

The utility model is realized in this way: the ventilation duct of deformable turn after through walls is divided into indoor pipeline section and outdoor pipe The end face of section, indoor pipeline section and outdoor pipeline section is docking together, which is favour two pipeline section central axes oblique Face, the docking end face center be equipped with perpendicular to the docking end face shaft, outdoor pipeline section centered on the shaft relative to Indoor pipeline section can at least rotate 180 degree, the rotation with outdoor pipeline section relative to indoor pipeline section, outdoor pipeline section and indoor pipeline section Not only a straight tube can have been formed but also the curved tube for having turning can be formed.

Preferably, it is respectively fixed with the support frame close to docking end face in the indoor pipeline section and outdoor pipeline section, it is described Shaft through two support frames and links together two support frames.

Preferably, the shaft is bolt, is cased with spring on bolt, and one end of bolt is connected with nut, described two Support is clipped between nut and spring, or is clipped between the bolt head of bolt and spring, and spring is to described two support frame shapes At clamping force to make the indoor pipeline section and outdoor pipeline section be tightly pressed together in docking endface.

Preferably, the bolt head of the bolt is fixed with handle or the nut is fixed with handle.

Preferably, the indoor pipeline section is divided into two sections be slidably socketed.

Preferably, the port of the indoor pipeline section is fixed with a circle flange.

Preferably, the outer wall of the indoor pipeline section is cased with sealing ring.

Preferably, described two support frames are respectively fixed with block, when described two support frames are centered on the shaft When relative rotation, the block on described two support frames can collide, position of the block on described two support frames make this two The maximum angle that a support frame is relatively rotated centered on the shaft is just 180 degree.

The utility model has the advantages that outdoor pipeline section and indoor pipeline section can not only form a straight tube, but also one can be formed Item has the curved tube at turning.When ventilation duct is installed, can first by outdoor pipeline section rotate to indoor pipeline section at a straight tube, to will After outdoor pipeline section is pierced by wall, then with hand or tool outdoor pipeline section is extend by indoor pipeline section, and stirs outdoor pipeline section rotation 180 degree can thus make outdoor pipeline section and indoor pipeline section form the curved tube for having turning, to be able to achieve good keep out wind and rain Effect.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model embodiment；

Fig. 2 is that outdoor pipeline section rotates the schematic diagram after 180 degree relative to indoor pipeline section；

Fig. 3 is the structural schematic diagram of another embodiment of the utility model；

Fig. 4 is the A-A enlarged cross-sectional view of Fig. 1；

Fig. 5 is the B-B enlarged cross-sectional view of Fig. 1.

Specific embodiment

The utility model is described more fully with reference to the accompanying drawings for the ease of understanding the utility model,.Attached drawing In give the better embodiment of the utility model.But the utility model can be realized in many different forms, and It is not limited to embodiments described herein.The purpose of providing these embodiments is that making the disclosure reason to the utility model It solves more thorough and comprehensive.

Referring to Fig. 1, the ventilation duct of rear deformable turn through walls is divided into 2 two parts of indoor pipeline section 1 and outdoor pipeline section, indoor pipe The end face of section 1 and outdoor pipeline section 2 is docking together.Docking end face 3 is the central axes for favouring indoor pipeline section 1 and outdoor pipeline section 2 Inclined-plane.The support frame 4 close to docking end face 3 is fixed within pipeline section 1 indoors, is fixed within outdoor pipeline section 2 close Dock the support frame 5 of end face 3.Support frame 4 and support frame 5 will not hinder the ventilation of ventilation duct.One 6 shaft of shaft runs through two Support frame 4,5 and two support frames 4,5 are linked together.Shaft 6 is located at the center of docking end face 3 and perpendicular to docking End face 3.Outdoor pipeline section 2 can be rotated by 360 ° centered on shaft 6 relative to indoor pipeline section 1.With outdoor pipeline section 2 relative to The rotation of indoor pipeline section 1, outdoor pipeline section 2 can not only form a straight tube shown in FIG. 1 with indoor pipeline section 1, but also can form one The item curved tube shown in Fig. 2 with turning.Curved tube with turning can play the good effect keeped out wind and rain.Certainly, also Grid can be set in the port of outdoor pipeline section 2, to enhance the effect of shading wind and rain.

Since the docking end face 3 of embodiment illustrated in fig. 1 and the angle of two pipeline section central axes are just 45 degree, so when figure After outdoor pipeline section 2 shown in 1 rotates 180 degree centered on shaft 6 relative to indoor pipeline section 1, the central axes of outdoor pipeline section 2 are just Perpendicular to the central axes of indoor pipeline section 1, whole ventilation duct forms a curved tube shown in Fig. 2 for having 90 degree of turnings.

The angle of docking end face 3 and pipeline section central axes is not limited to 45 degree, can be determined according to actual needs.Such as shown in Fig. 3 Embodiment, outdoor pipeline section 2 is not 45 degree with the angle for dock end face 3 and two pipeline section central axes of indoor pipeline section 1, institute's shape At the turning of curved tube be also no longer just 90 degree.

As preferred forms, as shown in Figure 1, shaft 6 is bolt, spring 7 is cased on bolt 6, one end of bolt 6 connects It is connected to nut 8.Two support frames 4,5 are clipped between nut 8 and spring 7.Spring 7 to two support frames 4,5 formed clamping forces from And it is tightly pressed together indoor pipeline section 1 and outdoor pipeline section 2 at docking end face 3.As a kind of equivalent replacing structure, two branch Support 4,5 can also be clipped between the bolt head 6a of bolt 6 and spring 7.By rotating rotating shaft 6, that is, rotating bolt 6, adjustable spring 7 is docking end face to the clamping force of two support frames 4,5 so as to adjust indoor pipeline section 1 and outdoor pipeline section 2 Pressure at 3.When ventilation duct is installed, can first spring force tune pine a bit, reduce indoor pipeline section 1 and outdoor pipeline section 2 exist The pressure at end face 3 is docked, in order to pipeline section 2 outside flexible rotating room.Wall is pierced by outdoor pipeline section 2 and turns to predetermined angle After degree, spring force is tightened again, is tightly pressed together indoor pipeline section 1 and outdoor pipeline section 2 again at docking end face 3.Further Ground, bolt head 6a are fixed with handle 11, to be convenient to user's rotating bolt.As a kind of equivalent distressed structure, handle 11 It can also be fixed on nut 8, and exchange the both ends of bolt 6, nut 8 is made to be located at indoor pipeline section, bolt head 6a is located outside Pipeline section.In this way, by rotating nut 8 also same adjustment effect can be played to spring 7.

As preferred forms, referring to Fig. 1, two sections of 1a, 1b that indoor pipeline section 1 is divided to be slidably socketed, so that indoor pipe The length of section 1 is variable, adapts to the wall of different-thickness.

Most preferably, referring to Fig. 1, the port of indoor pipeline section 1 is fixed with a circle flange 9, is convenient to consolidating for ventilation duct and wall Fixed connection.

As a further improvement, as shown in Figure 1, the outer wall of indoor pipeline section 1 is covered, there are two sealing rings 10.Sealing ring 10 can be used Rubber is made.Sealing ring 10 plays sealing function between the outer wall and porthole of indoor pipeline section 1.

As preferred forms, referring to Fig. 1, Fig. 4, Fig. 5, support frame 4 is fixed there are two block 12,13, and support frame 5 is solid Surely there is a block 14.When support frame 5 is relatively rotated centered on shaft 6, block 14 can collide with block 12 or with gear Block 13 is collided, so that the maximum angle that two support frames 4,5 are relatively rotated centered on shaft 6 is just 180 degree.Such as scheming In 1, the block 14 on support frame 5 is just collided with the block 12 on support frame 4, when support frame 5 is just turned centered on shaft 6 When dynamic 180 degree, that is, when just turning to position shown in Fig. 2, block 14 on support frame 5 just with the gear on support frame 4 Block 13 is collided, prevent support frame 5 can only be toward revolution from continuing to rotate.

Although it should be noted that the utility model use " indoor pipeline section " and " outdoor pipeline section " component names, The connotation of the title is simply possible to use in interior there is no " indoor pipeline section " is limited, and " outdoor pipeline section " is simply possible to use in the outdoor meaning.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (8)

1. the ventilation duct of deformable turn after through walls, it is characterized in that: being divided into indoor pipeline section and outdoor pipeline section, indoor pipeline section and outdoor The end face of pipeline section is docking together, which is the inclined-plane for favouring two pipeline section central axes, in the docking end face Center is equipped with the shaft perpendicular to the docking end face, and outdoor pipeline section can at least be rotated centered on the shaft relative to indoor pipeline section 180 degree, the rotation with outdoor pipeline section relative to indoor pipeline section, outdoor pipeline section and indoor pipeline section can be formed a straight tube but also Form the curved tube for having turning.

2. the ventilation duct of rear deformable turn through walls as described in claim 1, it is characterized in that: in the indoor pipeline section and outdoor The support frame close to docking end face is respectively fixed in pipeline section, the shaft is through two support frames and by two support frames It links together.

3. the ventilation duct of rear deformable turn through walls as claimed in claim 2, it is characterized in that: the shaft is bolt, bolt On be cased with spring, one end of bolt is connected with nut, and described two support frames are clipped between nut and spring, or are clipped in bolt Bolt head and spring between, spring forms clamping force to described two support frames to make the indoor pipeline section and outdoor pipeline section It is tightly pressed together in docking endface.

4. the ventilation duct of rear deformable turn through walls as claimed in claim 3, it is characterized in that: the bolt head of the bolt is fixed There are handle or the nut to be fixed with handle.

5. the ventilation duct of rear deformable turn through walls as claimed in claim 2, it is characterized in that: described two support frames are solid respectively Surely there is block, when described two support frames are relatively rotated centered on the shaft, the block on described two support frames can It collides, block relatively rotates two support frames most centered on the shaft in the position on described two support frames Wide-angle is just 180 degree.

6. the ventilation duct of rear deformable turn through walls as described in claim 1, it is characterized in that: the interior pipeline section is divided into sliding Two sections of socket.

7. the ventilation duct of rear deformable turn through walls as described in claim 1, it is characterized in that: the port of the interior pipeline section is solid Surely there is a circle flange.

8. the ventilation duct of rear deformable turn through walls as described in claim 1, it is characterized in that: the outer wall set of the interior pipeline section There is sealing ring.