CN214274725U

CN214274725U - Anti-seismic ventilating duct structure

Info

Publication number: CN214274725U
Application number: CN202120256116.7U
Authority: CN
Inventors: 周贺丽; 邹春霞; 雷振乾; 李�学; 翁高峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-09-24
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses an anti-seismic ventilating duct structure, which comprises an outer wall body and a ventilating duct body, wherein an outer sheath is fixedly inserted into the outer wall body along the thickness direction, and a plurality of circumferentially and uniformly distributed limiting holes are radially formed in the inner circular surface of the outer sheath; an inner sheath is coaxially and in clearance fit with the periphery of the ventilation pipe body, and the inner sheath is in sliding fit with the outer sheath. Has the advantages that: the utility model discloses an oversheath and inner sheath sliding fit's mode make the ventilation pipe body pass the outer wall body, and the mode of the spacing hole of back through a plurality of buffering subassemblies screw bolt top tight outer sheath realizes the fixed to the ventilation pipe body, has ensured that the in-process that uses can reset or tensile the realization that resets to the antidetonation protection of ventilation pipe body through the compression of a plurality of springs, has avoided the ventilation pipe body to damage because the vibrations of outer wall body, is favorable to ensureing the stable use of ventilation pipe body.

Description

Anti-seismic ventilating duct structure

Technical Field

The utility model relates to a building ventilation auxiliary assembly field, concretely relates to antidetonation type air pipe structure.

Background

The great harm caused by the earthquake is striking, China has detailed earthquake-resistant standard requirements on the safety of building structures, but the electromechanical installation profession has no clear standard requirements, after the earthquake, the structure of the building is not affected, but all supporting facilities are damaged, the caused loss is not inferior to the damage of the building, the ventilation pipeline is an important component in the building and is used for realizing the ventilation inside and outside the building, but the ventilation pipeline usually passes through the outer wall of the building in a rigid connection mode at present, the earthquake-resistant protection function is not arranged, and the ventilation pipeline is extremely easy to damage due to the vibration of the outer wall.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an antidetonation type air pipe structure in order to solve above-mentioned problem, make the ventilation pipe body pass the outer wall body through oversheath and inner sheath sliding fit's mode, the back is tight through the double-screw bolt top of a plurality of buffering subassemblies and is realized the fixed to the ventilation pipe body in the mode in the spacing hole of oversheath, has ensured that the in-process that uses can reset to realize the antidetonation protection to the ventilation pipe body through the compression of spring, sees the explanation below in detail.

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

the utility model provides an anti-seismic ventilating duct structure, which comprises an outer wall body and a ventilating duct body, wherein an outer sheath is fixedly inserted in the thickness direction of the outer wall body, and a plurality of circumferentially and uniformly distributed limiting holes are radially formed in the inner circular surface of the outer sheath;

the utility model discloses a ventilation pipe body, including ventilation pipe body, inner sheath, oversheath sliding fit, ventilation pipe body's peripheral coaxial clearance fit has the inner sheath, just the inner sheath with oversheath sliding fit, the outside of ventilation pipe body is along radially having seted up the mounting hole of a plurality of circumference equipartitions, just the mounting hole with spacing hole coaxial one-by-one contrast, every the equal coaxial meshing of mounting hole is connected with buffering subassembly, buffering subassembly's middle part is all worn out with sliding fit's mode the inner sheath is peripheral, just buffering subassembly's outer end with correspond spacing hole sliding fit.

Preferably, two ends of the outer sheath are respectively flush with two sides of the outer wall body.

Preferably, the number of the limiting holes is eight, and the limiting holes are uniformly distributed on two circumferences of the inner circular surface of the outer sheath.

Preferably, the axial length of the inner sheath is greater than the thickness of the outer wall body.

Preferably, the buffer assembly comprises a stud and a spring, the stud is meshed with the corresponding mounting hole, the middle of the stud is in sliding fit with the inner sheath, the outer end of the stud extending out of the outer circular surface of the inner sheath is in sliding fit with the corresponding limiting hole, the spring is in clearance fit with the part of the stud between the ventilation pipe body and the inner circular surface of the inner sheath, and the part of the stud extending into the ventilation pipe body is meshed with a locking nut.

Preferably, two ends of the spring are respectively fixedly connected with the ventilating pipe body and the inner sheath, and the end face, close to the inner wall of the ventilating pipe body, of the locking nut is of a cambered surface structure.

Preferably, a handle is fixed at the end part of the stud extending into the ventilation pipe body, and anti-skid grains are arranged on the surface of the handle.

When the anti-seismic ventilating duct structure is adopted, the outer sheath is tightly inserted and fixed in the outer wall body along the thickness direction, all the locking nuts are screwed to be close to the corresponding handles, all the studs are screwed to be retracted to the outer ends to enter the outer circular surface of the inner sheath in a manner of being meshed with the mounting holes, then the inner sheath and the ventilating duct body penetrate through the outer sheath in a manner of sliding fit of the inner sheath and the outer sheath, the ventilating duct body and the inner sheath are simultaneously rotated to enable the plurality of buffering assemblies of the ventilating duct body to rotate to be coaxially opposite to the limiting holes one by one, then the studs can be screwed to extend outwards until the outer ends enter the corresponding limiting holes, and then all the locking nuts are screwed to be tightly propped against the inner wall of the ventilating duct body to lock the studs against free rotation, then the matching state of the studs and the limiting holes is locked, the studs arranged along the radial direction are in sliding fit with the corresponding limiting holes, meanwhile, the outer sheath is in sliding fit with the inner sheath, the ventilation pipe body and the inner sheath can be prevented from falling off along the axial direction of the outer sheath through the matching limitation of the studs and the limiting holes at the moment, then the ventilation pipe body and the inner sheath are firmly fixed in the outer sheath, and in the using process of the ventilation pipe body, when the outer wall body vibrates, the anti-vibration buffer protection can be provided for the ventilation pipe body through the compression reset or the stretching reset of the springs, so that the ventilation pipe body is prevented from being damaged due to the vibration of the outer wall body, the stable use of the vent body is facilitated.

Has the advantages that: the utility model discloses an oversheath and inner sheath sliding fit's mode make the ventilation pipe body pass the outer wall body, and the mode of the spacing hole of back through a plurality of buffering subassemblies screw bolt top tight outer sheath realizes the fixed to the ventilation pipe body, has ensured that the in-process that uses can reset or tensile the realization that resets to the antidetonation protection of ventilation pipe body through the compression of a plurality of springs, has avoided the ventilation pipe body to damage because the vibrations of outer wall body, is favorable to ensureing the stable use of ventilation pipe body.

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, 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 front cross-sectional view of the present invention;

fig. 2 is a schematic left side sectional view of fig. 1 according to the present invention.

The reference numerals are explained below:

1. an exterior wall body; 2. an outer sheath; 201. a limiting hole; 3. an inner sheath; 4. a vent tube body; 401. mounting holes; 5. a buffer assembly; 501. a stud; 502. a spring; 503. locking the nut; 504. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model provides an antidetonation type air pipe structure, including outer wall body 1 and ventilation pipe body 4, outer wall body 1 alternates along the thickness direction and is fixed with oversheath 2, and the interior disc of oversheath 2 is along radially having seted up the spacing hole 201 of a plurality of circumference equipartitions. The peripheral coaxial clearance fit of ventilation pipe body 4 has inner sheath 3, and inner sheath 3 and oversheath 2 sliding fit, the mounting hole 401 of a plurality of circumference equipartitions is radially seted up in the outside of ventilation pipe body 4, and mounting hole 401 and spacing hole 201 one-to-one coaxial contrast, every mounting hole 401 all coaxial meshing is connected with buffering subassembly 5, buffering subassembly 5's middle part all wears out inner sheath 3 peripherally with sliding fit's mode, and buffering subassembly 5's outer end and the spacing hole 201 sliding fit that corresponds.

As the preferred scheme of present case, the both ends of oversheath 2 keep level with the both sides of outer wall body 1 respectively, so set up, be convenient for prevent that oversheath 2 from surpassing outer wall body 1's both sides and influencing the whole pleasing to the eye of laying, the quantity of spacing hole 201 is eight, and spacing hole 201 equipartition is on two circumferences of disc in outer sheath 2, so that set up eight spacing holes 201 and buffer assembly 5's mode simultaneously and come the firm fixed and stable antidetonation buffering protection that provides of ventilation pipe body 4, the axial length of inner sheath 3 is greater than outer wall body 1's thickness, so that stretch out the mode of outer wall body 1 both sides through inner sheath 3 and be convenient for judge and adjust inner sheath 3 and install in place.

Buffer unit 5 includes double-screw bolt 501 and spring 502, double-screw bolt 501 is connected with the mounting hole 401 meshing that corresponds, double-screw bolt 501's middle part and inner sheath 3 sliding fit, and double-screw bolt 501 stretches out the outer end of the outer disc of inner sheath 3 and the spacing hole 201 sliding fit that corresponds, the partial clearance fit that double-screw bolt 501 is located between the disc in ventilation pipe body 4 and the inner sheath 3 has spring 502, the partial meshing that double-screw bolt 501 stretches into in ventilation pipe body 4 is connected with lock nut 503, so set up, be convenient for come locking ventilation pipe body 4 and inner sheath 3 firmly to fix in oversheath 2 through double-screw bolt 501 and the spacing hole 201 sliding fit's that corresponds mode, be convenient for simultaneously provide the antidetonation buffering protection to ventilation pipe body 4 through the setting of a plurality of springs 502 is stable.

Spring 502 both ends respectively with ventilation pipe body 4 and inner sheath 3 fixed connection, so set up, be convenient for spring 502 by firm fix between ventilation pipe body 4 and inner sheath 3, the terminal surface that lock nut 503 is close to ventilation pipe body 4 inner wall is ARC structure, so set up, the top that lock nut 503 can laminate more of being convenient for is tight at ventilation pipe body 4's inner wall, the end fixing that double-screw bolt 501 stretches into in ventilation pipe body 4 has handle 504, and anti-skidding line has been seted up on handle 504 surface, so set up, be convenient for twist double-screw bolt 501 and avoid taking off hand at the in-process handle 504 who twists handle 504 through the mode of handheld handle 504 application of force.

By adopting the structure, when the ventilation pipe is arranged, the outer sheath 2 is tightly inserted and fixed in the outer wall body 1 along the thickness direction, all the locking nuts 503 are screwed to be close to the corresponding handles 504, all the screw bolts 501 are screwed to be retracted to the outer ends to enter the outer circular surface of the inner sheath 3 in a manner of being meshed with the mounting holes 401, then the inner sheath 3 and the ventilation pipe body 4 penetrate through the outer sheath 2 in a manner of sliding fit of the inner sheath 3 and the outer sheath 2, the ventilation pipe body 4 and the inner sheath 3 are simultaneously rotated to enable the plurality of buffer assemblies 5 of the ventilation pipe body 4 to rotate to be coaxially opposite to the limiting holes 201 one by one, then the screw bolts 501 are screwed to extend outwards until the outer ends enter the corresponding limiting holes 201, then all the locking nuts 503 are screwed to be tightly propped against the inner wall of the ventilation pipe body 4 to lock the screw bolts 501 to be incapable of rotating freely, and then the matching, because along the limited hole 201 sliding fit of radial double-screw bolt 501 that sets up with corresponding, oversheath 2 and inner sheath 3 sliding fit simultaneously, then can prevent that ventilation pipe body 4 and inner sheath 3 from deviating from along the axial of oversheath 2 through the cooperation restriction of double-screw bolt 501 with limited hole 201 this moment, ventilation pipe body 4 and inner sheath 3 are firmly fixed in oversheath 2 this moment then, and because the clearance fit in the double-screw bolt 501 outside between ventilation pipe body 4 and the inner sheath 3 has spring 502, then ventilation pipe body 4 is in the in-process of using, when outer wall body 1 takes place vibrations, the compression through a plurality of springs 502 resets or tensile resets and can provide antidetonation buffering protection to ventilation pipe body 4, ventilation pipe body 4 has been avoided damaging because the vibrations of outer wall body 1, be favorable to ensureing the stable use of ventilation pipe body 4.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an antidetonation type air pipe structure, includes outer wall body and ventilation pipe body, its characterized in that: an outer sheath is fixedly inserted into the outer wall body in the thickness direction, and a plurality of circumferentially and uniformly distributed limiting holes are formed in the inner circular surface of the outer sheath along the radial direction;

2. An anti-seismic ventilation duct structure according to claim 1, characterized in that: and two ends of the outer sheath are respectively flush with two sides of the outer wall body.

3. An anti-seismic ventilation duct structure according to claim 1 or 2, characterized in that: the number of the limiting holes is eight, and the limiting holes are uniformly distributed on two circumferences of the inner circular surface of the outer sheath.

4. An anti-seismic ventilation duct structure according to claim 3, characterized in that: the axial length of the inner sheath is larger than the thickness of the outer wall body.

5. An anti-seismic ventilation duct structure according to claim 4, characterized in that: the buffer assembly comprises a stud and a spring, the stud is meshed with the corresponding mounting hole, the middle of the stud is in sliding fit with the inner sheath, the outer end of the stud extending out of the outer circular surface of the inner sheath is in sliding fit with the corresponding limiting hole, the spring is in clearance fit with the part of the stud between the ventilation pipe body and the inner circular surface of the inner sheath, and the part of the stud extending into the ventilation pipe body is meshed with a locking nut.

6. An anti-seismic ventilation duct structure according to claim 5, characterized in that: the two ends of the spring are fixedly connected with the ventilating pipe body and the inner sheath respectively, and the end face, close to the inner wall of the ventilating pipe body, of the locking nut is of a cambered surface structure.

7. An anti-seismic ventilation duct structure according to claim 6, characterized in that: the end part of the stud extending into the ventilation pipe body is fixed with a handle, and the surface of the handle is provided with anti-skid grains.