CN208604883U - Ventilation shaft noise reduction steel construction is built in a kind of room - Google Patents

Abstract

The utility model discloses a kind of rooms to build ventilation shaft noise reduction steel construction, including the ventilation shaft steel structure body being located in ventilating duct and the ventilation head body being connect with the end of ventilation shaft steel structure body, its structural feature is, ventilation shaft steel structure body is welded to form using angle steel, flexible tension woven bag is equipped between ventilation shaft steel structure body and ventilating duct, the end of flexible tension woven bag is equipped with perfusing hole and perfusing hole is placed in ventilation head body, and rapid hardening is perfused with into flexible tension woven bag by perfusing hole and consolidates mortar, the ventilation head body includes the excessive portion being fixedly connected with the end of ventilation shaft steel structure body and the ventilation protection portion docked with excessive portion's non-rectilinear, ventilation protection portion is connected with sealing head plate；It compares with the prior art, the beneficial effects of the utility model are: design is rationally, structure is simple, increases the stress intensity of ventilation shaft, and be capable of forming firm connection, while reducing noise while improving drafting efficiency, reduces whole vibration.

Description

Ventilation shaft noise reduction steel construction is built in a kind of room

Technical field

The utility model belongs to room and builds field of components, and in particular to be that ventilation shaft noise reduction steel construction is built in a kind of room.

Background technique

Ventilation shaft is the building such as the tunnel of the tunnel for mentioning coal mine, railway and highway, the channel of subway and basement, bomb shelter Facility in underground, due to given out in stratum vapor and other harmful, explosion hazard gases, internal combustion engine when discharge The vapor and carbon dioxide being discharged when exhaust gas, staff's breathing can be accumulated largely, form unsafe factor, in order to Guaranteeing safety, in engineering design, ventilation and exhaust passage is set as needed, ventilation shaft is exactly one of exhaust facility, General ventilation shaft is channel design vertically upward, generally as " well ", so referred to as ventilation shaft, the connection ground of ventilation shaft The space of lower building, other end open at ground space, the exhaust blower of certain specification are housed in ventilation shaft, utilizes the pumping of exhaust blower Gas group in hypogee is put into atmosphere by the natural pulling force of power and ventilation shaft, and ventilation shaft is also widely used in room Build in engineering, for the ventilation of building, if but building ventilation shaft in existing room will efficiently be divulged information, will result in top Building forms biggish noise, and the structural strength of existing ventilation shaft is lower.

Utility model content

In order to solve the above technical problems, the utility model, which provides one kind, can increase ventilation shaft intensity, it is higher having Drafting efficiency while also there is the room of lesser noise to build ventilation shaft noise reduction steel construction.

To achieve the above object, the technical solution adopted in the utility model is, ventilation shaft noise reduction steel construction is built in a kind of room, wraps The ventilation head body for including the ventilation shaft steel structure body being located in ventilating duct and being connect with the end of ventilation shaft steel structure body, structural feature It is that ventilation shaft steel structure body is welded to form using angle steel, flexible tension woven bag is equipped between ventilation shaft steel structure body and ventilating duct, it is soft Property tension woven bag end be equipped with perfusing hole and perfusing hole and be placed in ventilation head body, and woven by perfusing hole to flexible tension Be perfused with rapid hardening in bag and consolidate mortar, the ventilation head body include the excessive portion being fixedly connected with the end of ventilation shaft steel structure body and The ventilation protection portion docked with excessive portion's non-rectilinear, ventilation protection portion is connected with sealing head plate, by downward in protection portion of divulging information The round tube of extension is connected with ventilation ball, and ventilation ball is equipped with several ventilation holes.

Ventilation shaft steel structure body, excessive portion and ventilation protection portion are cylindrical shape as a further improvement of the utility model, Setting.

The lower end in excessive portion is equipped with the interconnecting piece of "convex" shaped setting, connection as a further improvement of the utility model, The outer peripheral surface in portion is equipped with external screw thread, and the inner peripheral surface of interconnecting piece is equipped with several triangle reinforcing ribs, and the inner wall of interconnecting piece is to outer Wall is through with the item mouth for passing through perfusing hole.

Interconnecting piece has a seal ring by external screw thread twist-on as a further improvement of the utility model, seal ring and interconnecting piece it Between be equipped with fixed clamping piece.

Fixed clamping piece includes pipe fitting as a further improvement of the utility model, and the lower end of pipe fitting is equipped with several Circular array and the inserting column extended downwardly.

Excessive portion and ventilation protection portion are all made of corundum and are made as a further improvement of the utility model, excessive portion with Ventilation shaft steel structure body is fixedly connected by high-strength bolt.

It compares with the prior art, the beneficial effects of the utility model are: design is rationally, structure is simple, increases ventilation The stress intensity of well, and it is capable of forming firm connection, while noise is reduced while improving drafting efficiency, it reduces whole Vibration.

Detailed description of the invention

Fig. 1 is the utility model section structural schematic diagram；

Fig. 2 is the interconnecting piece structural schematic diagram of the utility model；

Wherein, 1- ventilation shaft steel structure body, 2- flexibility tension woven bag, 3- perfusing hole, the excessive portion 4-, 5- ventilation protection portion, 6- seals head plate, 7- round tube, 8- ventilation ball, 9- ventilation hole, 10- interconnecting piece, 11- triangle reinforcing rib, 12- item mouth, 13- envelope Ring, 14- pipe fitting, 15- inserting column.

Specific embodiment

Explanation is further explained to the utility model in the following with reference to the drawings and specific embodiments, but is not limited practical Novel protection scope.

As shown in Figure 1 to Figure 2, ventilation shaft noise reduction steel construction is built in a kind of room, including the ventilation shaft steel structure being located in ventilating duct Body 1 and the ventilation head body connecting with the end of ventilation shaft steel structure body 1, the ventilation shaft steel structure body 1 are welded to form using angle steel, Flexible tension woven bag 2 is equipped between ventilation shaft steel structure body 1 and ventilating duct, the end of flexible tension woven bag 2 is equipped with perfusing hole 3 And perfusing hole 3 is placed in ventilation head body, and is perfused with rapid hardening into flexible tension woven bag 2 by perfusing hole 3 and is consolidated mortar, it is described Ventilation head body include the excessive portion 4 being fixedly connected with the end of ventilation shaft steel structure body 1 and docked with excessive 4 non-rectilinear of portion logical Wind protection portion 5, ventilation protection portion 5 are connected with sealing head plate 6, are connected in protection portion 5 of divulging information by the round tube 7 extended downwardly logical Wind ball 8, ventilation ball 8 are equipped with several ventilation holes 9.

Ventilation shaft steel structure body 1, excessive portion 4 and the ventilation protection portion 5 is cylindric setting, and it is strong can to increase stress Degree.

The lower end in the excessive portion 4 is equipped with the interconnecting piece 19 of "convex" shaped setting, and the outer peripheral surface of interconnecting piece 10 is equipped with External screw thread, the inner peripheral surface of interconnecting piece 10 are equipped with several triangle reinforcing ribs 11, and inner wall to the outer wall of interconnecting piece 10 penetrates through useful In the item mouth 12 for passing through perfusing hole 3, flexible tension woven bag 2 can be firmly fixed.

The interconnecting piece 10 has seal ring 13 by external screw thread twist-on, is equipped with and fixes to clamp between seal ring 13 and interconnecting piece 10 Part, fixed clamping piece include pipe fitting 14, and the inserting column 15 that the lower end of pipe fitting 14 is equipped with several circular array and extends downwardly is kept away Exempt from flexible tension woven bag 2 to fall off.

The excessive portion 4 and ventilation protection portion 5 is all made of corundum and is made, and excessive portion 4 passes through height with ventilation shaft steel structure body 1 Strength bolts are fixedly connected, and corrosion resistance with higher can increase service life.

The utility model in the specific implementation, flexible tension woven bag 2 can be located at ventilation shaft steel structure body 1 and wall it Between, after ventilation shaft steel structure body 1 and excessive portion 4 are connected and fixed, rapid hardening is perfused into flexible tension woven bag 2 from perfusing hole 3 and consolidates Then perfusing hole 3 is inserted by mortar by item mouth 12, then by fixed clamping piece pack on the outer wall of interconnecting piece 10, and will envelope Perfusing hole 3 and interconnecting piece 10 are clamped downwards the external screw thread twist-on of interconnecting piece 10 by seal ring 13 by ring 13 by fixed clamping piece, Which adds ventilation shaft steel structure body 1 between the walls be bonded tightness, increase the intensity of ventilation shaft, and protection of divulging information Portion 5 is connected with sealing head plate 6, can be avoided external wind how sub- flow at high speed when generate biggish noise, lead in protection portion 5 of divulging information It crosses the round tube 7 extended downwardly and is connected with ventilation ball 8, ventilation ball 8 is equipped with several ventilation holes 9, can be while reducing noise Air-flow with higher.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein, and should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. ventilation shaft noise reduction steel construction is built in a kind of room, the ventilation shaft steel structure body including being located in ventilating duct and with ventilation shaft steel structure body End connection ventilation head body, it is characterised in that: the ventilation shaft steel structure body is welded to form using angle steel, ventilation shaft steel structure Flexible tension woven bag is equipped between body and ventilating duct, the end of flexible tension woven bag is equipped with perfusing hole and perfusing hole be placed in it is logical In public attention body, and rapid hardening is perfused with into flexible tension woven bag by perfusing hole and consolidates mortar, the ventilation head body include with The excessive portion and the ventilation protection portion docked with excessive portion's non-rectilinear that the end of ventilation shaft steel structure body is fixedly connected, protection portion of divulging information It is connected with sealing head plate, ventilation ball is connected with by the round tube extended downwardly in protection portion of divulging information, ventilation ball is equipped with several logical Air holes.

2. ventilation shaft noise reduction steel construction is built in a kind of room according to claim 1, it is characterised in that: the ventilation shaft steel structure Body, excessive portion and ventilation protection portion are cylindric setting.

3. ventilation shaft noise reduction steel construction is built in a kind of room according to claim 1, it is characterised in that: under the excessive portion End is equipped with the interconnecting piece of "convex" shaped setting, and the outer peripheral surface of interconnecting piece is equipped with external screw thread, and the inner peripheral surface of interconnecting piece is equipped with number A triangle reinforcing rib, inner wall to the outer wall of interconnecting piece are through with the item mouth for passing through perfusing hole.

4. ventilation shaft noise reduction steel construction is built in a kind of room according to claim 3, it is characterised in that: the interconnecting piece passes through External screw thread twist-on has seal ring, and fixed clamping piece is equipped between seal ring and interconnecting piece.

5. ventilation shaft noise reduction steel construction is built in a kind of room according to claim 4, it is characterised in that: the fixed clamping piece Including pipe fitting, inserting column that the lower end of pipe fitting is equipped with several circular array and extends downwardly.

6. ventilation shaft noise reduction steel construction is built in a kind of room according to claim 1, it is characterised in that: the excessive portion and logical Wind protection portion is all made of corundum and is made, and excessive portion is fixedly connected with ventilation shaft steel structure body by high-strength bolt.