CN210240777U

CN210240777U - Supporting and fixing device for ventilating duct in fire damper

Info

Publication number: CN210240777U
Application number: CN201921155560.9U
Authority: CN
Inventors: Juezheng Liu; 刘决正
Original assignee: Jiangxi Hetai Environmental Technology Co Ltd
Current assignee: Jiangxi Hetai Environmental Technology Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-03
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to a fire-fighting equipment technical field specifically is an air pipe is with supporting fixing device among fire prevention valve, including the fire prevention valve body, the bottom of the ventilation pipe of fire prevention valve body one end is equipped with the mounting, and the both ends of mounting all are equipped with the connecting piece, are equipped with the buffer plate in the base of connecting piece, and the downthehole bearing bar that is equipped with of clamp in the middle of the buffer plate, be equipped with fixed link directly over the bearing bar. The utility model discloses a setting and ventilation pipe shape assorted mounting, the mounting both ends set up the connecting piece that has buffering effect, the bearing bar that sets up the area couple simultaneously couples together mounting and connecting piece, and set up on the ceiling with bearing bar matched with fixed link, it is all simpler and more convenient to make ventilation pipe installation and dismantlement, alleviate the wearing and tearing between ventilation pipe and the fixing device, and the height of ventilation pipe can be adjusted, make the anti-risk ability (if the vibration, fixing device receives high temperature deformation etc.) of ventilation pipe improve, ventilation pipe fixing device's life has been prolonged.

Description

Supporting and fixing device for ventilating duct in fire damper

Technical Field

The utility model relates to a fire-fighting equipment technical field specifically is an air pipe is with supporting fixing device in fire prevention valve.

Background

The fire damper is a valve type closed by the temperature control of memory alloy and the action of gravity and a spring mechanism. Fire dampers are generally installed in the ducts of a ventilation system of a building, and one or both ends of the fire damper are provided with ventilation ducts. The air pipe of fire prevention valve generally all pastes the ceiling setting, and the installation in-process generally can predetermine two parallel reinforcing bars in the ceiling, blocks air pipe between two reinforcing bars, takes the foraminiferous metal lath in both ends again, passes through the metal lath with the reinforcing bar and fixes through the nut.

However, although the installation mode is simple, the operation process needs cooperation of a plurality of persons, and the installation is difficult for one person; meanwhile, the reinforcing steel bars are hard and good in toughness, and the reinforcing steel bars are easy to break or deform when the whole building is subjected to severe vibration, so that the normal use of the ventilation pipe is influenced; in addition, the shape of the metal lath is not matched with that of the ventilation pipe, the ventilation pipe cannot be fixed and supported, the ventilation pipe can move, and the ventilation pipe is directly contacted with the reinforcing steel bars or the metal lath to cause large abrasion. In view of this, we propose a supporting and fixing device for ventilation duct in fire damper.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation pipe is with supporting fixing device among fire prevention valve to solve the current ventilation pipe installation that proposes in the above-mentioned background art inconvenient, strutting arrangement yielding fracture and the faster problem of ventilation pipe wearing and tearing.

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

a supporting and fixing device for an air duct in a fire damper comprises a fire damper body, wherein one end of the fire damper body is provided with a ventilation duct, a plurality of fixing parts are arranged at the bottom equidistance of the ventilation duct, each fixing part comprises a semicircular fixing strip, extending blocks are arranged at two ends of the semicircular fixing strip, a first through hole is formed in each extending block, semicircular gaskets are arranged on the inner side walls of the semicircular fixing strips, a connecting part is arranged at the bottom end of each extending block, each connecting part comprises a base, clamping pieces are arranged at two ends of each base, a bottom hole is formed in the middle of each base, a buffer sheet is arranged between each clamping piece, a buffer gasket is arranged at the top end of each buffer sheet, a clamping hole is formed in the middle of each buffer sheet, a plurality of springs are regularly arranged between each buffer sheet and the base, a bearing rod is arranged in each clamping, the top of mobile jib is equipped with the couple, the bottom of mobile jib is equipped with the screw rod, the supporting nut that is equipped with on the screw rod, be equipped with fixed link directly over the bearing bar, fixed link comprises bearing ring and dead lever.

Preferably, the fire damper body is fixed on the wall through bolts, and the ventilation pipe is connected with the fire damper body through a flange.

Preferably, the extension block with the semicircle ring fixing strip is an integrated into one piece structure, the internal diameter of semicircle ring fixing strip is greater than or equal to the external diameter of ventilation pipe, the semicircle ring gasket is fixed through the glue adhesion on the semicircle ring fixing strip.

Preferably, the clamping piece with the base is the integrated into one piece structure, the buffer spacer passes through the glue adhesion to be fixed on the buffer piece, the upper and lower both ends of spring welded fastening respectively the buffer piece with on the base.

Preferably, the extension block with base activity joint, first through-hole the bottom hole and press from both sides the aperture in hole and equal, work as the extension block joint is in when in the base, first through-hole the bottom hole and press from both sides the position one-to-one in hole.

Preferably, the mobile jib the couple and the screw rod is the integrated into one piece structure, the diameter of bearing rod is less than or equal to the aperture of first through-hole, the bottom of bearing rod passes in proper order first through-hole press from both sides the hole and behind the bottom hole with nut threaded connection.

Preferably, the bearing ring and the fixing rod are of an integrally formed structure, the fixing rod is fixed in a ceiling through concrete, and the hook is movably clamped with the bearing ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a setting and ventilation pipe shape assorted mounting, the mounting both ends set up the connecting piece that has buffering effect, the bearing bar that sets up the area couple simultaneously couples together mounting and connecting piece, and set up on the ceiling with bearing bar matched with fixed link, it is all simpler and more convenient to make ventilation pipe installation and dismantlement, alleviate the wearing and tearing between ventilation pipe and the fixing device, and the height of ventilation pipe can be adjusted, make the anti-risk ability (if the vibration, fixing device receives high temperature deformation etc.) of ventilation pipe improve, ventilation pipe fixing device's life has been prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of the supporting and fixing device for the ventilation duct in the fire damper of the present invention;

fig. 2 is a schematic view of a partial structure of the supporting and fixing device for the ventilation duct in the fire damper of the present invention;

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

fig. 4 is a schematic view of a split structure of the connecting member of the present invention;

fig. 5 is a schematic overall structure diagram of a second embodiment of the present invention;

fig. 6 is a partial structural schematic view of a second embodiment of the present invention;

fig. 7 is a schematic structural diagram of a supporting member according to a second embodiment of the present invention.

In the figure: 1. a fire damper body; 2. a vent pipe; 3. a fixing member; 31. a semicircular ring fixing strip; 311. an extension block; 312. a first through hole; 32. a semicircular ring gasket; 4. a connecting member; 41. a base; 411. a clip; 412. a bottom hole; 42. a buffer sheet; 421. a cushion pad; 422. a clamping hole; 43. a spring; 5. a load-bearing bar; 51. a main rod; 52. hooking; 53. a screw; 54. a nut; 6. fixing a hanging ring; 61. a load-bearing ring; 62. fixing the rod; 7. a support member; 71. a transverse plate; 711. a second through hole; 712. a splint; 72. a transverse gasket; 721. and (7) bending the sheet.

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 description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least one, e.g., one, two, etc., unless specifically limited otherwise.

Example 1

A supporting and fixing device for a ventilation pipeline in a fire damper comprises a fire damper body 1, a ventilation pipe 2 is arranged at one end of the fire damper body 1, a plurality of fixing pieces 3 are arranged at the bottom end of the ventilation pipe 2 at equal intervals, each fixing piece 3 comprises a semicircular fixing strip 31, extending blocks 311 are arranged at two ends of each semicircular fixing strip 31, a first through hole 312 is formed in each extending block 311, a semicircular gasket 32 is arranged on the inner side wall of each semicircular fixing strip 31, a connecting piece 4 is arranged at the bottom end of each extending block 311, each connecting piece 4 comprises a base 41, clamping pieces 411 are arranged at two ends of each base 41, a bottom hole 412 is formed in the middle of each base 41, a buffer piece 42 is arranged between each two clamping pieces 411, a buffer gasket 421 is arranged at the top end of each buffer piece 42, clamping holes 422 are formed in the middle of each buffer piece 42, a plurality of springs 43 are regularly arranged between each buffer piece, bearing bar 5 includes mobile jib 51, and the top of mobile jib 51 is equipped with couple 52, and the bottom of mobile jib 51 is equipped with screw rod 53, and the supporting nut 54 that is equipped with on the screw rod 53 is equipped with fixed link 6 directly over bearing bar 5, and fixed link 6 comprises bearing ring 61 and dead lever 62.

In this embodiment, fire prevention valve body 1 passes through the bolt fastening on the wall, and ventilation pipe 2 passes through flange joint with fire prevention valve body 1, makes fire prevention valve body 1 and ventilation pipe 2 all durable firm.

Further, the fire damper body 1 and the vent pipe 2 in this embodiment are both circular in cross-sectional shape.

Specifically, the fire damper body 1 related to the embodiment may adopt a circular galvanized fire damper with model number FHF manufactured and provided by texas hessian air conditioning equipment ltd, and the matched switch and other accessories may also be provided by the manufacturer; in addition, the fire prevention valve body 1 that involves in this embodiment is prior art, and the technical staff in this field can realize completely, does not do here and explains repeatedly, the utility model discloses the content of protection does not relate to the improvement to the structure and the theory of operation of fire prevention valve body 1 yet.

In this embodiment, the extension block 311 and the semicircular ring fixing strip 31 are of an integrated structure, and the inner diameter of the semicircular ring fixing strip 31 is greater than or equal to the outer diameter of the ventilation pipe 2, so that the semicircular ring fixing strip 31 is firm and stable, and the ventilation pipe 2 can be firmly clamped in the semicircular ring fixing strip 31.

Further, semicircle ring gasket 32 is fixed on semicircle ring fixed strip 31 through the glue adhesion, makes semicircle ring gasket 32 durable firm, avoids ventilation pipe 2 and semicircle ring fixed strip 31 direct contact probably to cause wearing and tearing.

In this embodiment, the clip 411 and the base 41 are integrally formed, so that the base 41 is firm and stable.

Further, buffer shim 421 passes through the glue adhesion to be fixed on buffer plate 42, spring 43's upper and lower both ends welded fastening respectively on buffer plate 42 and base 41, make buffer shim 421 durable firm, be difficult for droing, spring 43 can provide good cushioning effect for buffer plate 42 simultaneously, avoid connecting piece 4 directly to receive the heavy pressure to take place to warp or damage, when extending in block 311 joint base 41 simultaneously, extend block 311 not with buffer plate 42 direct contact, alleviate wearing and tearing.

Specifically, the semicircular ring gasket 32 and the buffer gasket 421 are made of high-quality silicone rubber, and are soft, elastic, wear-resistant, durable, and large in friction force, so that components in contact with the semicircular ring gasket do not slide or shift easily.

Further, the extension block 311 is movably clamped with the base 41, the apertures of the first through hole 312, the bottom hole 412 and the clamping hole 422 are equal, and when the extension block 311 is clamped in the base 41, the positions of the first through hole 312, the bottom hole 412 and the clamping hole 422 are in one-to-one correspondence, so that the bearing rod 5 can conveniently pass through the three through holes.

Furthermore, the main rod 51, the hook 52 and the screw 53 are integrally formed, so that the bearing rod 5 is firm and stable and is not easy to break.

Furthermore, the diameter of the bearing rod 5 is smaller than or equal to the aperture of the first through hole 312, the bottom end of the bearing rod 5 sequentially passes through the first through hole 312, the clamping hole 422 and the bottom hole 412 and then is in threaded connection with the nut 54, the fixing piece 3 is connected through the bearing rod 5, and then the ventilation pipe 2 can be installed below the ceiling in a suspended mode.

In this embodiment, the bearing ring 61 and the fixing rod 62 are integrally formed, so that the fixing hanging ring 6 is firm and hard to break.

Furthermore, the fixing rod 62 is fixed in the ceiling through concrete, the hook 52 is movably clamped with the bearing ring 61, the ventilating pipe 2 is fixed on the ceiling through the bearing rod 5, the installation is convenient, and the bearing rod 5 is flexibly connected with the fixing hanging ring 6, so that the supporting and fixing device cannot be easily deformed when being subjected to severe vibration.

Example 2

As a second embodiment of the present invention, when the cross-sectional shapes of the fire damper body 1 and the ventilation pipe 2 are rectangles, in order to facilitate the installation and support of the ventilation pipe 2, the present inventors make the following improvements on the basis of embodiment 1, as a preferred embodiment, as shown in fig. 5 to 7, including the fire damper body 1, one end of the fire damper body 1 is provided with the ventilation pipe 2, the bottom equidistance of the ventilation pipe 2 is provided with a plurality of support members 7, each support member 7 includes the transverse plate 71, both ends of the transverse plate 71 are provided with the second through hole 711, one side of the second through hole 711 near the middle of the transverse plate 71 is provided with the clamp plate 712, the transverse gasket 72 is provided between the two clamp plates 712, and both ends of the transverse gasket 72 are provided with the bending pieces.

Specifically, the fire damper body 1 according to the present embodiment may adopt a rectangular electric fire damper with a model number of 300 × 250 manufactured and provided by texas star air conditioning equipment, and the matching electric switch and other accessories may also be provided by the manufacturer; in addition, the fire prevention valve body 1 that involves in this embodiment is prior art, and the technical staff in this field can realize completely, does not do here and explains repeatedly, the utility model discloses the content of protection does not relate to the improvement to the structure and the theory of operation of fire prevention valve body 1 yet.

In this embodiment, the outer end of the transverse plate 71 is in clamping fit with the base 1, and the second through hole 711 has the same aperture as the first through hole 312, so that the bearing rod 5 can conveniently pass through the through hole.

Further, the clamping plate 712 and the transverse plate 71 are integrally formed, so that the clamping plate 712 is firm and stable.

Further, horizontal gasket 72 is the integrated into one piece structure with piece 721 of buckling, and horizontal gasket 72 passes through the glue adhesion to be fixed on diaphragm 71, and piece 721 of buckling is fixed on splint 712 through the glue adhesion, makes horizontal gasket 72 firm, difficult the coming off, simultaneously with the clamping of ventilation pipe 2 between two splint 712, avoids ventilation pipe 2 and diaphragm 71 contact, alleviates wearing and tearing.

The utility model discloses a fire damper is air pipe with supporting fixing device when using, at first bury a plurality of groups (two are a set of) fixed link 6 underground in the ceiling according to the size of ventilation pipe 2 in advance, install fire damper body 1 and ventilation pipe 2 according to conventional operation again, then take mounting 3 card in the bottom of ventilation pipe 2, take two connecting piece 4 cards at the both ends of mounting 3, and take bearing bar 5 respectively and couple connecting piece 4 and mounting 3, the height of ventilation pipe 2 has been adjusted to rotating nut 54, then hang hook 52 on fixed link 6, last repeated above-mentioned flow through a plurality of groups mounting 3 with ventilation pipe 2 fixed mounting can.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire prevention valve well air pipe is with supporting fixing device, includes fire prevention valve body (1), its characterized in that: the fire-proof valve comprises a fire-proof valve body (1), wherein one end of the fire-proof valve body (1) is provided with a ventilation pipe (2), the bottom equidistance of the ventilation pipe (2) is provided with a plurality of fixing parts (3), each fixing part (3) comprises a semicircular fixing strip (31), both ends of each semicircular fixing strip (31) are respectively provided with an extending block (311), each extending block (311) is provided with a first through hole (312), the inner side wall of each semicircular fixing strip (31) is provided with a semicircular gasket (32), the bottom end of each extending block (311) is provided with a connecting piece (4), each connecting piece (4) comprises a base (41), both ends of each base (41) are respectively provided with a clamping piece (411), the middle of each base (41) is provided with a bottom hole (412), two clamping pieces (42) are arranged between the clamping pieces (411), the top end of each clamping piece (42) is provided with a buffer gasket (, buffer chip (42) with rule is equipped with a plurality of springs (43) between base (41), be equipped with bearing bar (5) in double-layered hole (422), bearing bar (5) are including mobile jib (51), the top of mobile jib (51) is equipped with couple (52), the bottom of mobile jib (51) is equipped with screw rod (53), supporting nut (54) of being equipped with is gone up in screw rod (53), be equipped with fixed link (6) directly over bearing bar (5), fixed link (6) comprise bearing ring (61) and dead lever (62).

2. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: the fire damper is characterized in that the fire damper body (1) is fixed on a wall through bolts, and the ventilation pipe (2) is connected with the fire damper body (1) through flanges.

3. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: the extension piece (311) with semicircle ring fixed strip (31) are the integrated into one piece structure, the internal diameter of semicircle ring fixed strip (31) is more than or equal to the external diameter of ventilation pipe (2), semicircle ring gasket (32) are fixed through the glue adhesion on semicircle ring fixed strip (31).

4. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: clamping piece (411) with base (41) are the integrated into one piece structure, buffer shim (421) are fixed through the glue adhesion on buffer piece (42), the upper and lower both ends of spring (43) welded fastening respectively buffer piece (42) with on base (41).

5. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: extend piece (311) with base (41) activity joint, first through-hole (312), bottom hole (412) and the aperture of pressing from both sides hole (422) equals, works as extend piece (311) joint when in base (41), first through-hole (312), bottom hole (412) and the position one-to-one of pressing from both sides hole (422).

6. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: the mobile jib (51), couple (52) and screw rod (53) are the integrated into one piece structure, the diameter of bearing bar (5) is less than or equal to the aperture of first through-hole (312), the bottom of bearing bar (5) passes in proper order first through-hole (312), press from both sides hole (422) and behind bottom outlet (412) with nut (54) threaded connection.

7. The supporting and fixing device for the ventilation duct in the fire damper as claimed in claim 1, wherein: bearing ring (61) with dead lever (62) are integrated into one piece structure, dead lever (62) are fixed in the ceiling through the concrete, couple (52) with bearing ring (61) activity joint.