CN219588385U - Prefabricated direct-buried heat-insulation elbow installation fixing structure - Google Patents

Abstract

The utility model discloses a prefabricated directly-buried heat-insulation elbow mounting and fixing structure which comprises an elbow main body, wherein connecting seats are fixedly arranged at two ends of the elbow main body, a sleeve is arranged between the two connecting seats, the sleeve is sleeved and connected with the elbow main body, the sleeve consists of an outer sleeve, an inner sleeve and a plurality of fixing blocks, the inner sleeve is sleeved and connected with the inner sleeve, the plurality of fixing blocks are fixedly arranged between the inner sleeve and the outer sleeve at equal intervals, and foaming heat-insulation cotton is filled at the joint of the inner sleeve and the elbow main body. According to the utility model, the connecting seats are arranged at the two ends of the elbow main pipe, the sleeve pipe is sleeved with the elbow main body, the sleeve pipe consists of the outer sleeve pipe and the inner sleeve pipe, and the fixing block is arranged in the crack, so that the structural strength of the sleeve pipe is effectively improved, the extrusion force of soil on the elbow main pipe is reduced in the burying process, and the use of the elbow is improved.

Description

Prefabricated direct-buried heat-insulation elbow installation fixing structure

Technical Field

The utility model relates to the technical field of prefabricated directly-buried heat-insulation elbows, in particular to a prefabricated directly-buried heat-insulation elbow mounting and fixing structure.

Background

The prefabricated directly buried heat preservation elbow is formed by tightly combining a steel pipe for conveying media, a polyurethane rigid foam heat preservation layer and a high-density polycaprolactone outer sleeve, and is mainly used for urban central heating pipe networks, petroleum conveying pipelines, water conveying pipelines in alpine regions and industrial pipeline engineering in producing regions.

According to patent number "CN216408188U" discloses a prefabricated direct-burried insulation elbow installation fixed knot constructs, elbow pipe fixed baseplate connects fixedly through the screw thread soon, elbow pipe fixed baseplate's upper surface has elbow pipe fixed groove through welded connection, the left and right sides of elbow pipe fixed groove all is connected with the recess fixed plate through the welded connection, the inner wall of elbow pipe fixed groove and recess fixed plate is inlayed and is had lower fixed semi-ring, and this prevention of seepage outer wall insulation decoration finished product board is installed through the combination of heat preservation puigging and waterproof layer for prefabricated direct-burried insulation elbow installation fixed knot constructs's heat preservation and waterproof nature are strengthened, make prefabricated direct-burried insulation elbow installation fixed knot construct's leak protection through leak protection sense paster and wire connection's combination form obtain strengthening, and the efficiency of when making the maintenance is improved, has also strengthened prefabricated direct-burried insulation elbow installation fixed knot constructs's security simultaneously.

Above-mentioned prefabricated direct-burried heat preservation elbow installation fixed knot constructs makes prefabricated direct-burried heat preservation elbow installation fixed knot construct's leak protection nature be strengthened through leak protection sensing paster and wire connection's combination form for the efficiency when maintaining is improved, the security of prefabricated direct-burried heat preservation elbow installation fixed knot constructs has also been strengthened simultaneously, but above-mentioned prefabricated direct-burried heat preservation elbow carries out the direct-burried time, structural strength is not high, when receiving high strength concrete extrusion or other work piece impact, it takes place deformation to cause prefabricated direct-burried heat preservation elbow easily, influence normal work, in addition when transporting water to the alpine region, can't play better heat preservation effect through foaming heat preservation cotton alone, cause inside liquid to freeze easily, influence and transport.

Disclosure of Invention

The utility model aims to provide a prefabricated direct-buried heat-insulation elbow mounting and fixing structure for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prefabricated direct-burried heat preservation elbow installation fixed knot constructs, includes the elbow main part, the both ends of elbow main part are all fixed to be equipped with the connecting seat, two be provided with the sleeve pipe between the connecting seat, the sleeve pipe is established with the elbow main part cover and is connected, the sleeve pipe comprises outer tube, interior sleeve pipe and many fixed blocks, the inside cover of outer tube is established and is connected with interior sleeve pipe, equidistance fixed mounting has a plurality of fixed blocks between interior sleeve pipe and the outer tube, the junction of interior sleeve pipe and elbow main part is filled with foaming heat preservation cotton, interior sheathed tube inside equidistance alternates and is connected with many heating rods, many be connected with the metal seal wire between the heating rod, sheathed tube bottom mounting is equipped with a plurality of connecting blocks, a plurality of the bottom mounting of connecting block is equipped with the base, the positive both sides of connecting block are all seted up flutedly, two the inside equal sliding connection of recess has the stopper, two the equal threaded connection of one side cell wall of recess has the anchor rod, two the one end and the side fixed connection of stopper.

Preferably, the foundation bolts are connected with two sides of the top end of the base in a threaded mode.

Preferably, an insulation threading tube is connected between the outer sleeve and the inner sleeve in a penetrating way, a power line is connected in the insulation threading tube in a penetrating way, and the power line is electrically connected with the heating rod.

Preferably, the joint of the connecting seat and the elbow main body is coated with sealant.

Preferably, the surfaces of the outer sleeve, the connecting block and the base are coated with uniformly distributed anti-corrosion paint.

Preferably, the anchoring rod is fixedly connected with the wall of the direct-buried groove.

The utility model has the technical effects and advantages that:

1. through setting up the connecting seat at the both ends that the elbow was responsible for, set up sleeve pipe and elbow main part cover between two connecting seats and establish, and the sleeve pipe comprises outer tube and interior sleeve pipe to install the fixed block in the crack, effectually improved sheathed tube structural strength, at the in-process of burying, reduced the extrusion force that soil was responsible for the elbow, improved the use of elbow.

2. Through the department that is connected to the drip of sleeve pipe and return bend main part filling foaming heat preservation cotton, improve the heat preservation effect of return bend, set up the heating rod in the inside sleeve pipe simultaneously, the mode of accessible heating in severe cold weather improves the peripheral temperature of elbow main part, the effectual protection to the elbow main part that has improved.

Drawings

Fig. 1 is a schematic structural view of a prefabricated directly buried insulation elbow mounting and fixing structure of the utility model.

Fig. 2 is a schematic cross-sectional structure of a prefabricated directly buried insulation elbow mounting and fixing structure according to the present utility model.

Fig. 3 is an enlarged view of part a in fig. 2 of a prefabricated directly buried insulation elbow mounting and fixing structure according to the present utility model.

In the figure: 1. an elbow body; 2. a connecting seat; 3. an outer sleeve; 4. a fixed block; 5. an inner sleeve; 6. foaming thermal insulation cotton; 7. a connecting block; 8. a base; 9. an anchor bolt; 10. a groove; 11. a limiting block; 12. an anchor rod; 13. a metal guide wire; 14. a heating rod; 15. an insulating threading tube; 16. and a power supply line.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a prefabricated directly-buried heat-insulating elbow mounting and fixing structure as shown in figures 1-3, which comprises an elbow main body 1, wherein connecting seats 2 are fixedly arranged at two ends of the elbow main body 1, a sleeve is arranged between the two connecting seats 2 and is sleeved with the elbow main body 1, the sleeve consists of an outer sleeve 3, an inner sleeve 5 and a plurality of fixing blocks 4, the inner sleeve 5 is sleeved with the inner sleeve 3, the plurality of fixing blocks 4 are fixedly arranged between the inner sleeve 5 and the outer sleeve 3 at equal intervals, a plurality of heating rods 14 are inserted into the inner sleeve 5 at equal intervals, metal guide wires 13 are connected between the plurality of heating rods 14, the structural strength of the periphery of the elbow main body 1 is increased through the fixing blocks 4 arranged between the outer sleeve 3 and the inner sleeve 5, and the periphery of the elbow main body 1 can be heated in particularly severe weather through the installation of the heating rods 14.

The sheathed tube bottom mounting is equipped with a plurality of connecting blocks 7, and the bottom mounting of a plurality of connecting blocks 7 is equipped with base 8, and recess 10 has all been seted up to the positive both sides of connecting block 7, and the equal sliding connection in inside of two recesses 10 has stopper 11, and the equal threaded connection of one side cell wall of two recesses 10 has anchor pole 12, and the side fixed connection of one end and stopper 11 of two anchor poles 12 has improved the fastness of prefabricated direct-burried insulation elbow installation through anchor pole 12's setting.

According to the figures 1 and 2, the two sides of the top end of the base 8 are both in threaded connection with the foundation bolts 9, and the base 8 is conveniently fixed with the ground through the installed foundation bolts 9.

An insulating threading tube 15 is connected between the outer sleeve 3 and the inner sleeve 5 in a penetrating way, a power line 16 is connected in the insulating threading tube 15 in a penetrating way, the power line 16 is electrically connected with a heating rod 14, the periphery of the elbow main body 1 is heated through the heating rod 14 in severe cold seasons through the installation of the heating rod 14, the temperature of the periphery of the elbow main body 1 is ensured, and the phenomenon that liquid in the elbow main body 1 is frozen due to too low temperature is avoided, so that the conveying of the liquid is influenced.

The joint of connecting seat 2 and elbow main part 1 scribbles and is equipped with the sealant, through the sealant of scribbling, the effectual leakproofness of guaranteeing the junction.

The surfaces of the outer sleeve 3, the connecting block 7 and the base 8 are coated with uniformly distributed anti-corrosion paint, and the anti-corrosion performance is effectively improved through the coated anti-corrosion paint.

The anchor rod 12 is fixedly connected with the wall of the directly buried groove, and is fixed from the side surface through the anchor rod 12, so that the installation firmness of the prefabricated directly buried heat insulation elbow is improved.

The working principle of the utility model is as follows: when the installation fixing structure is used, firstly, the elbow main body 1 is sleeved with the two connecting seats 2, foam-keeping and heat-preserving cotton 6 is filled at the connecting position, connection of the elbow main body 1 and the sleeve is completed, then the base 8 is fixedly connected with the ground through the foundation bolts 9, then the anchoring rods 12 arranged on two sides of the connecting block 7 are anchored with the side faces of the buried groove, finally the power line 16 is electrically connected with an external power supply through the external switch, fixed installation between the elbow main body 1 and the buried groove is completed, then two ends of the elbow main body 1 are welded with the guide pipes, assembly of the elbow main body 1 is completed, the elbow main body 1 is sleeved with the sleeve through the surface, the sleeve is matched with the outer sleeve 3, the inner sleeve 5 and the fixed block 4, the structural strength of the elbow is increased, extrusion of soil to the elbow main body 1 is reduced, meanwhile, the heating rod 14 is arranged in the inner sleeve 5, the peripheral temperature of the elbow main body 1 is improved in a heating mode, and protection to the elbow main body 1 is effectively improved in severe weather.

What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. The utility model provides a prefabricated direct burial heat preservation elbow installation fixed knot constructs, includes elbow main part (1), its characterized in that, the both ends of elbow main part (1) are all fixed be equipped with connecting seat (2), two be provided with the sleeve pipe between connecting seat (2), sleeve pipe and elbow main part (1) cover are established and are connected, the sleeve pipe comprises outer tube (3), interior sleeve pipe (5) and many fixed blocks (4), the inside cover of outer tube (3) is established and is connected with interior sleeve pipe (5), equidistant fixed mounting has a plurality of fixed blocks (4) between interior sleeve pipe (5) and outer tube (3), the junction of interior sleeve pipe (5) and elbow main part (1) is filled with foaming heat preservation cotton (6), the inside equidistance of interior sleeve pipe (5) is connected with many heating rods (14), a plurality of be connected with metal guide wire (13) between heating rods (14), the bottom fixing of sleeve pipe is equipped with a plurality of connecting block (7) is equipped with base (8), groove (10) have all been seted up to the inside both sides of connecting block (7), two inside anchor rod (10) are connected with two groove walls (10) by two screw thread connection (12), one end of each of the two anchoring rods (12) is fixedly connected with the side face of the limiting block (11).

2. The prefabricated direct-buried heat-insulation elbow installation fixing structure according to claim 1, wherein two sides of the top end of the base (8) are connected with foundation bolts (9) in a threaded mode.

3. The prefabricated direct-buried heat-insulation elbow installation fixing structure according to claim 1, wherein an insulation threading tube (15) is connected between the outer sleeve (3) and the inner sleeve (5) in a penetrating mode, a power line (16) is connected inside the insulation threading tube (15) in a penetrating mode, and the power line (16) is electrically connected with the heating rod (14).

4. The prefabricated direct-buried heat-insulation elbow installation fixing structure according to claim 1, wherein a sealing glue is coated at the joint of the connecting seat (2) and the elbow main body (1).

5. The prefabricated direct-buried heat-insulation elbow installation fixing structure according to claim 1, wherein the surfaces of the outer sleeve (3), the connecting block (7) and the base (8) are coated with uniformly distributed anti-corrosion paint.

6. The prefabricated direct-buried insulation elbow installation fixing structure according to claim 1, wherein the anchoring rod (12) is fixedly connected with the wall of the direct-buried groove.