CN101571211B

CN101571211B - Fixing device of flexible sleeve

Info

Publication number: CN101571211B
Application number: CN2008100960975A
Authority: CN
Inventors: 密尔顿·卡尔森
Original assignee: ROXTEC CO Ltd
Current assignee: ROXTEC CO Ltd
Priority date: 2008-04-30
Filing date: 2008-04-30
Publication date: 2011-05-04
Anticipated expiration: 2028-04-30
Also published as: CN101571211A

Abstract

The invention relates to a fixing device of a flexible sleeve. Sleeves (3, 18) are used for leading cables or pipes into walls (1, 24), partition walls or other structures. The fixing device is provided with three main parts, i.e. a sealing object (2), the sleeves (3, 18) used for embedding the sealing object (2) and one or more flexible parts such as film layers (4, 22, 23), wherein the sleeves (3, 8) are arranged on the inner side part of each of the film layers (4, 22, 23), and the outer side part of each of the film layers (4, 22, 23) is mounted on the walls (1, 24) or other structures. With the fixing device, the movement of the embedded cables or pipes in each direction is absorbed by the film layers (4, 22, 23), and the vibration of the cables and the pipes is also absorbed by the film layers.

Description

Fixing device of flexible sleeve

Technical field

The present invention relates to a kind of cover pipe fixing device that is used for introducing cable or pipe.Say so exactly and relate to a flexible fixing device that is used for wall, partition wall or other structural sleeve pipe.

Background technique

The sealing of pipe and cable is introduced in has unique layout that pipe or cable can be moved usually under the different structure.The layout of this uniqueness can be the dilatant as particular design.Because the variation of temperature or mechanical stress, pipe and cable may move.The peak load of cataclysm also may make pipe or cable be moved.

The sealing leading device should be able to be resisted the pressure of locating liquid or gas, and can prevent fires.

Summary of the invention

Though the present invention mainly is being described in conjunction with pipe, one of ordinary skill in the art understands that it is equally applicable to cable.

According to the present invention, a sealer is installed in the cavity of wall, partition wall or other structure, when pipeline or cable system moved, sealer can be with pipe or cable vertically or move radially.Fixing device comprises the parts that seal.Comprise flexible part simultaneously, it can make sealer move and do not reduce airtight quality with pipe.

According to one aspect of the present invention be, a flexible rete is established at the edge of a sleeve pipe, makes the sleeve pipe that comprises sealer when moving, and can keep its integrity.This move may be that temperature variation by the pipe of metal material causes, makes the pipe contraction or expansion.

According to another aspect of the present invention is the periphery that a sleeve pipe is located at a jaw device, and sealer can be moved radially.Jaw device comprises flexible rete.Moving may be because vibration or the mobile of pipe-line system are caused, and the variation in pressure that also may pipe-line system be subjected to causes.

Making sealer but not bearing a mobile benefit in the pipe-line system is that the pipe Path selection is kept continuously and dilatant that need not be specific.

Other purposes of the present utility model and advantage will be presented in face of one of ordinary skill in the art by the detailed description of following embodiment.

Description of drawings

The present invention will further describe by the following examples and accompanying drawing, in the accompanying drawings:

Figure 1 shows that the schematic perspective view of cover pipe fixing device of the present invention, fixing device is installed in the cavity of wall;

Fig. 2 observes the schematic perspective view of fixing device shown in Figure 1 from wall opposite side angle;

Fig. 3 is the schematic perspective view after the expansion of fixing device illustrated in figures 1 and 2;

Fig. 4 is the floor map of another fixing device of the present invention;

Fig. 5 is the generalized section along Fig. 4 hatching line A-A.

Embodiment

The pipe cross-under of holding in the cavity of wall 1, partition wall or other structure shown in Fig. 1-3 or the fixing device of leading device have 3 critical pieces: sealer 2, a sleeve pipe 3 and a flexible part 4 as shown in the figure that embeds sealer.The said fixing device can be used for the introducing of cable equally.

Employed term " radially ", " axially " and other similar statement are the angles of following the cable that embeds sealer 2 when describing here.Term " forward " and other similar statement reference be the direction that sealer 2 embeds wall 1 one sides of sleeve pipes 3, term " rear portion " and other similar statement reference be the opposite side of wall 1.Although leading device and each parts are to illustrate with cylindric or ring-type, one of ordinary skill in the art can understand that they can present other shapes.In addition, different parts can be made of one, although they show with two parts in the drawings usually.Usually different parts are made two parts and can be made simple installation, especially when pipe or cable have been in place.

Sealer 2 is cylindric and is made by two parts, is convenient to like this be installed on the existing pipe.Sealer 2 embeds in the center cavity of sleeve pipe 3.Sealer 2 is made by elastic material, and its end is provided with auxiliary section 9, and the external diameter of this auxiliary section 9 is greater than the internal diameter of sleeve pipe 3 cavitys, and like this, sealer 2 just can not be subjected to thrust loading from sleeve pipe 3.Be embedded with some fasteners 10 on the auxiliary section 9, fastener 10 is connected to is located at the less auxiliary section of sealer 2 the other ends.When fastener was fastened, by moving in opposite directions of the auxiliary section at sealer 2 two ends, sealer was subjected to axial compression.Axial compression can cause expansion radially.The axial expansion of sealer is exerted pressure to export-oriented sleeve pipe 3, and sealer is fixed on the sleeve pipe 3, exerts pressure to the pipe (not shown) that embeds sealer 2 to interior.The installed inside of sealer 2 has some strippable lamellas 11 to be used for regulating the internal diameter of sealer 2 to embed the pipe of different size.Strippable lamella 11 is adhered mutually, and its intensity is enough to lamella sticky together, can allow again with hand independent limellar stripping to be got off simultaneously.

Sleeve pipe 3 is a ring body, and sealer 2 embeds in it.In the rear end of ring body, flange 13 extends radially outwardly.After this end flange 13 is parallel with wall 1.Simultaneously sleeve pipe 3 is made up of two parts in the example shown, and these two parts combine from the opposite side of the ring body flange 7 by separately, the flange 7 of these two parts mutually against, and be provided with some fasteners 8.Sleeve pipe 3 is fixing at rear side and rete 4.

Rete 4 is circular and a junction point 15 is arranged, and rete 4 separates so that rete 4 is able to install around pipe or cable herein.In other example, can junction point be set or make non-annular when making rete.Rete 4 is made by rubber or other elastic material usually.Rete 4 is individually fixed in wall 1 and sleeve pipe 3 on the position of different-diameter.Rete 4 is fixed on the different parts with first,

second securing device

5,6 by fastener 12,17.First,

second securing device

5,6 has different diameters.First securing device, 5 diameters are less, and the fastener 12 of the back end flange 13 of sleeve pipe 3 embeds wherein.The fastener 12 of sleeve pipe 3 passes the hole 16 of rete 4 endocyclic areas, embeds first securing device 5 radially.Rete 4 is fixed on the wall 1 by fastener 17, and fastener 17 passes the hole of wall 1 correspondence and the hole of rete outer region correspondence.Fastener 17 passes the second bigger securing device 6 of diameter simultaneously.

The external diameter of the back end flange 13 of sleeve pipe 3 is less than the internal diameter of wall 1 corresponding cavity.Sleeve pipe 3 is fixed in rete 4, and rete 4 is fixed on the wall 1 more successively.Can absorb moving axially of sleeve pipe 3 owing to the elasticity of rete 4.Rete 4 also can absorb radially or the moving or the vibration of sleeve pipe 3 of certain angle simultaneously to a certain extent.

Fig. 4,5 illustrates another kind of pipe cross-under or introduces wall 24 or the used fixing device of partition wall.The sealer identical with sealer 2 among the diagram 1-3 embodiment embeds the inner chamber of sleeve pipe 18.For this sealer for the purpose of clear does not illustrate in the drawings.

Ring 19 in sleeve pipe 18 comprises, the axial length of interior ring 19 is consistent with the axial length of the sealer that embeds interior ring 19.Pipe or cable embed in the sealer.Flange 20 is fixed on the ring 19 by the mode such as welding from encircling a side of 19.Ring is made one with flange in another embodiment.Flange 20 is parallel with wall 24.Sleeve pipe 18 is made two halfbodies with can be around being contained on pipe or the cable.The external diameter of flange 20 is greater than the internal diameter of wall cavity.Like this, flange 20 hinders sleeve pipe 18, makes it can't pass through the cavity of wall 24.

Two

retes

22,23 are installed in the opposite side of wall 24.Rete 24 is elastic member by rubber or other material that is fit to become flexible.Rete 22,23 but can be other shape ringwise in other embodiments.The rete 23 of wall 24 front sides is installed between the flange 20 and wall 24 of sleeve pipe 18.The rete 22 of wall 24 rear sides is installed between securing device 25 and the wall 24.In addition,

rete

22,23 has individual recess with suitable with wall 24 at the cavity place of wall 24.Rete 22,23 abuts against each other in the cavity of wall 24, and between the ring 19 and wall 24 of sleeve pipe 18.Rete 22,23 is fixed up by fastener 21, and fastener 21 passes the hole of flange 20 correspondences of sleeve pipe 18, passes the hole of

rete

22,23 correspondences, passes the hole of securing device 25 correspondences.Fastener 21 also passes the hole of wall 24 correspondences, and like this, because

rete

22,23 extruding walls 24, sleeve pipe 18 just is fixed in the wall 24.

Described in as above same mode,

rete

22,23 has the radial engagement place, rete can be opened in 22,23 minutes so that

rete

22,23 is installed around pipe or cable at junction point.Rete also can not use the form of radial tab equally as previously mentioned.

By the elasticity of

rete

22,23, sleeve pipe 18 just may radially with circumferencial direction on

move.Rubber rete

22,23 can also absorb sleeve pipe 18 moving and vibration at axial and certain angle direction to a certain extent.Like this, embedded pipe or the moving of cable of sealer just absorbed by this fixing device in the sleeve pipe 18.

Claims

1. fixing device that is used for pipe or cable are introduced the corresponding cavity of wall (1,24) or other structure, it comprises at least one sleeve pipe (3,18), a sealer (2) embeds in this sleeve pipe, embed pipe or cable in this sealer (2), it is characterized in that, sleeve pipe (3,18) is fixed on one or more flexible part by fastener (12,21) and securing device (5,25), if pipe or cable move, sealer (2) can with pipe or cable vertically, radially or certain angle direction move.

2. fixing device as claimed in claim 1 is characterized in that the rete (4,22,23) that flexible part is made by rubber makes, in the form of a ring.

3. fixing device as claimed in claim 2 is characterized in that each rete (4,22,23) has a junction point (15), can separate whole rubber rete (4,22,23) a position.

4. fixing device as claimed in claim 3 is characterized in that the internal diameter of the external diameter of sleeve pipe (3) less than wall (1) cavity.

5. fixing device as claimed in claim 4 is characterized in that sleeve pipe (3) is fixed on the rubber rete (4) by fastener (12).

6. fixing device as claimed in claim 5, it is characterized in that fastener (12) passes the corresponding hole of flange (13) of sleeve pipe (3), pass the corresponding hole of rubber rete (4), and passing the corresponding hole of first securing device (5), first securing device (5) is installed in the opposite side with respect to the rubber rete (4) of sleeve pipe (3).

7. fixing device as claimed in claim 6, it is characterized in that the internal diameter of the external diameter of rubber rete (4) greater than wall (1) cavity, rubber rete (4) is fixed on the wall (1) by fastener (17) simultaneously, fastener (17) passes the corresponding hole of wall (1), pass the corresponding hole of rubber rete (4) and second securing device (6), thereby make rubber rete (4) be installed in the centre of wall (1) and second securing device (6).

8. fixing device as claimed in claim 7 is characterized in that sealer (2), sleeve pipe (3) and first, second fixing device (5,6) made with can be around being installed on the pipe by at least two parts.

9. fixing device as claimed in claim 3 is characterized in that sleeve pipe (18) is made of with the flange (20) that conforms to ring body (19) angle ring body (19), and after the installation, flange (20) is parallel with wall (24).

10. fixing device as claimed in claim 9, the external diameter of ring body (19) that it is characterized in that sleeve pipe (18) is less than the internal diameter of the cavity of wall (24), and the external diameter of the flange (20) of sleeve pipe (18) is greater than the cavity internal diameter of wall (24) simultaneously.

11. fixing device as claimed in claim 10, it is characterized in that two retes (22,23) each is installed in the both sides of wall (24) with annular form.

12. fixing device as claimed in claim 11, it is characterized in that rubber rete (22,23) has the recess that in wall (24) cavity, holds wall (24), simultaneously, because rubber rete (22,23) be pressed in the opposite side of wall (24) by fastener (21), sleeve pipe (18) just is fixed on the wall (24), fastener (21) passes the corresponding hole of sleeve pipe (18) flange (20), pass rubber rete (22,23) Dui Ying hole, and passing the corresponding hole of securing device (25), securing device (25) is installed on the opposite side wall (24) with respect to sleeve pipe (18) flange (20).