CN216813454U

CN216813454U - Pipeline reducing heat-insulating jacket

Info

Publication number: CN216813454U
Application number: CN202220221489.5U
Authority: CN
Inventors: 邓祥海
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-24
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to a pipeline reducing heat-insulating jacket which comprises two half jackets (1) which are oppositely buckled together, wherein one half section of each of the two half jackets (1) in the axial direction is a semicircular straight cylinder (12), the other half section of each of the two half jackets is a semicircular conical cylinder (13) which is gradually thinned from the end connected with the semicircular straight cylinder (12) to the other end, clamping sleeves (14) matched with the half jackets (1) on the opposite sides are respectively arranged on the inner walls of the two half jackets (1) close to the butting edges (11), the corresponding butting edges (11) of the two half jackets (1) are buckled together, the two half jackets (1) are respectively connected together through connecting pieces (2) between the corresponding clamping sleeves (14), and supporting pins (3) which enable the half jackets (1) to be supported on the outer wall of the pipeline reducing diameter are respectively arranged on the inner walls of the two half jackets (1). The heat-insulating waterproof material has higher heat-insulating and waterproof processing speed on the reducing position of the pipeline, is convenient to quickly fill the heat-insulating waterproof material, and can greatly improve the construction speed.

Description

Pipeline reducing heat-insulating jacket

Technical Field

The utility model relates to a pipeline heat-insulating facility, in particular to a pipeline reducing heat-insulating jacket.

Background

In northern areas, both a water supply pipeline and a heat supply pipeline exposed outdoors need heat preservation and waterproof treatment, otherwise, the pipelines can be frozen to be damaged in winter, or heat is lost meaninglessly, the outer parts of the pipelines can be corroded, and the service life is influenced. The metal straight pipeline is generally prefabricated with a heat-preservation waterproof layer at a main body part before installation, and only needs to be subjected to heat-preservation waterproof treatment at a welding position after welding. In recent years, elbows and tees made of prefabricated heat-insulating materials are also disclosed, so that the heat-insulating problem of the elbows and the tees is solved. However, the heat insulation treatment at the variable diameter position of the pipeline still adopts an external mode of field manufacture, which can not greatly improve the construction speed and is not convenient for quickly filling heat insulation waterproof materials.

Disclosure of Invention

The utility model aims to provide a pipeline reducing heat-insulating jacket which has high heat-insulating and waterproof processing speed on the reducing position of a pipeline, is convenient to quickly fill heat-insulating and waterproof materials and can greatly improve the construction speed.

The technical solution of the utility model is as follows: it comprises two half overcoat along axial butt joint limit looks lock together, two half overcoat axial one half sections are semicircle straight section, another one half section is from the semicircle taper section that links to each other end to the other end taper with semicircle straight section, be equipped with respectively on the inner wall that two half overcoat are close to butt joint limit position with offside half overcoat matched with cutting ferrule, two half overcoat corresponding butt joint limit lock together, take barb connecting piece through both ends respectively between the corresponding cutting ferrule with two half overcoat to link together, the looks interval is opened about on the inner wall of two half overcoat and is equipped with the supporting pin that makes half overcoat support on pipeline reducing outer wall respectively.

The utility model has the technical effects that: the heat-insulating waterproof material has higher heat-insulating and waterproof processing speed for the reducing position of the pipeline, is convenient to quickly fill the heat-insulating waterproof material, and can greatly improve the construction speed. The novel bicycle is formed by oppositely buckling and installing two parts with the same shape, is convenient to install, and is not easy to swing and shift after being installed. The concentricity between the heat insulation waterproof layer and the diameter-variable position of the pipeline is better, the thickness of the heat insulation waterproof layer is more uniform, and the heat insulation effect is better. The pipe diameter reducing water-proof heat-insulating material is more regular and beautiful in appearance after heat-insulating water-proof treatment is carried out on the pipe diameter reducing position, can improve the attractiveness of pipeline construction, can reduce the construction difficulty of heat-insulating water-proof treatment, and is worthy of wide popularization.

Drawings

Fig. 1 is an exploded perspective view of an embodiment of the present invention.

Detailed Description

As shown in figure 1, the pipeline reducing sleeve comprises two half sleeves 1 which are oppositely buckled together along axial butt joint edges 11, one half section of each axial half sleeve 1 is a semicircular straight cylinder 12, the other half section of each axial half sleeve is a semicircular conical cylinder 13 which is gradually thinned from the end connected with the semicircular straight cylinder 12 to the other end, clamping sleeves 14 matched with the opposite half sleeves 1 are respectively arranged on the inner walls of the two half sleeves 1 close to the butt joint edges 11, the corresponding butt joint edges 11 of the two half sleeves 1 are buckled together, the two half sleeves 1 are respectively connected together through connecting pieces 2 with barbs at two ends between the corresponding clamping sleeves 14, and supporting pins 3 which enable the half sleeves 1 to be supported on the reducing outer wall of a pipeline are arranged on the inner walls of the two half sleeves 1 at intervals from left to right.

The end part of the semicircular straight cylinder 12 of the semi-jacket 1 is provided with a large semicircular end cover 15, and the end part of the semicircular conical cylinder 13 is provided with a small semicircular end cover 16.

The large semi-annular end cover 15 and the small semi-annular end cover 16 of the semi-outer sleeve 1 are respectively provided with a plurality of chambering semi-annular grooves 17 which are concentric with the semi-annular end covers and have different diameters at one side facing the outside of the semi-outer sleeve 1. The counterbore half-ring grooves 17 are used to enlarge the bore diameter of the large and small half-

ring end caps

15, 16 to accommodate the pipe diameter. The counterbored half-ring grooves 17 are also used to remove the large half-ring end caps 15 and the small half-ring end caps 16 after the half-shell 1 is filled with insulation to prevent the end caps from forming a cold bridge between the pipe and the half-shell 1.

The middle position of the butt joint edge 11 at one side of the half outer sleeve 1 is provided with a buckling groove 18 extending along the butt joint edge 11, and the middle position of the butt joint edge 11 at the other side is provided with a buckling edge 19 extending along the butt joint edge 11 and matched with the buckling groove 18 on the matched half outer sleeve 1.

The cross-sections of the fastening grooves 18 and the fastening ridges 19 are semicircular respectively.

The two matched half outer sleeves 1 are completely identical in structure and shape, and can be subjected to injection molding by using one set of mold, so that the processing cost is saved.

The inner walls of the half outer sleeves 1 are respectively provided with a reticular reinforcing rib 20 which protrudes out of the inner walls of the half outer sleeves 1.

The semi-conical cylinder 13 of the semi-coat 1 is composed of a plurality of conical sections 21 with different thicknesses and a plurality of straight sections 22 with different thicknesses, the thick end of the thickest conical section 21 is connected with the semi-conical cylinder 12 into a whole, the thin end is connected with one end of the thickest straight section 22 into a whole, the other end of the thickest straight section 22 is connected with the thick end of the conical section 21 with the next thickness into a whole, and the rest is done in sequence, and the thin end of the thinnest conical section 21 is connected with one end of the thinnest straight section 22 into a whole. A small semi-annular end cap 16 is provided at the other end of the thinnest straight section 22.

The outer wall of the end part of each straight section 22 far away from the semicircular straight cylinder 12 is provided with a circle of annular cutting groove 23 for cutting off the semicircular conical cylinder 13.

The two ends of the connecting piece 2 are arrow-shaped with barbs 24 and opposite directions, the middle position is provided with a strip-shaped deformation hole 25 extending from one end to the other end, and the two sides are respectively provided with barbs 24 at intervals. The barb direction of two sides of the connecting piece 2 close to different ends is consistent with the barb direction of the arrow of the adjacent near end part so as to be matched with the cutting sleeves 14 on different half outer sleeves 1.

The support pin 3 is composed of a support pin seat 31 provided on the inner wall of the half casing 1 and integrated with the half casing 1, and a rod-like support pin body 32 inserted into the support pin seat 31. The supporting pin seat 31 is provided with a supporting pin plugging blind hole 33, the supporting pin body 32 is provided with a plugging head 34 matched with the supporting pin plugging blind hole 33, and the supporting pin body 32 is plugged on the supporting pin plugging blind hole 33 of the supporting pin seat 31 through the plugging head 34. The supporting pin inserting blind hole 33 is a square blind hole, and the inserting head 34 on the supporting pin body 32 is a square head matched with the supporting pin inserting blind hole 33. The other end of the supporting pin body 32, which is provided with the plug 34, is a conical rod that tapers from the plug 34 to a free end.

The using method comprises the following steps: after the pipeline reducing position welding is accomplished, according to the diameter of pipeline reducing, cut the hole of half 1 two semi-annular end covers of overcoat, or cut half a conical section of thick bamboo 13 part in suitable position, make two both ends of half overcoat 1 can directly block on the pipeline outer wall, cut the back pin 3 on half overcoat inner wall to suitable length simultaneously, make the back pin 3 just in time support on the pipeline outer wall, can utilize connecting piece 2 and cutting ferrule 14 lock to couple together two half overcoat 1. The buckling grooves 18 and the buckling ridges 19 on the butt joint edges 11 at the two sides of the two half outer covers 1 are buckled with each other to prevent dislocation. And a sealing strip is wound outside the two half-jackets 1 again, so that the two half-jackets are firmer and prevented from expanding when being filled with heat insulation materials.

The shape and the structure of the two half outer sleeves 1 which are buckled are completely consistent, production can be carried out by only one set of die, the production cost is reduced, the consistency of the shapes of the half outer sleeves is guaranteed, the shapes of the two half outer sleeves 1 do not need to be distinguished during installation, and the installation is more convenient. The connecting piece 2 is designed into a structure which is separated from the half outer sleeve 1, so that the trouble that the connecting piece 2 and the half outer sleeve 1 are easy to break due to the integral structure can be avoided, and the production cost can be reduced only by adopting a material with better elasticity and stronger strength for the connecting piece 2.

Claims

1. Pipeline reducing heat preservation overcoat, it comprises two half overcoat (1) detained together relatively along axial butt joint limit (11), its characterized in that: two half overcoat (1) axial half sections are semicircle straight section (12), another half section is from the semicircle awl section (13) that links to each other end to the other end tapering with semicircle straight section (12), be equipped with respectively on two half overcoat (1) the inner wall that is close to butt joint limit (11) position with offside half overcoat (1) matched with cutting ferrule (14), the corresponding butt joint limit (11) lock of two half overcoat (1) is in the same place, link together two half overcoat (1) through connecting piece (2) of both ends area barb respectively between corresponding cutting ferrule (14), looks interval division is equipped with respectively about on the inner wall of two half overcoat (1) makes half overcoat (1) support pin (3) on the pipeline outer wall.

2. The pipe reducing heat-insulating jacket as claimed in claim 1, wherein the end of the semicircular straight cylinder (12) of the half jacket (1) is provided with a large semicircular end cover (15), the end of the semicircular conical cylinder (13) is provided with a small semicircular end cover (16), and one side of the large semicircular end cover (15) and one side of the small semicircular end cover (16) of the half jacket (1) facing the outside of the half jacket (1) are respectively provided with a plurality of chambering half ring grooves (17) which are concentric with the respective semicircular end covers and have different diameters.

3. The heat-insulating jacket with the variable diameter for the pipeline as claimed in claim 1, wherein the half jacket (1) is provided with a fastening groove (18) extending along the butt joint edge (11) at the middle position of the butt joint edge (11) at one side, and is provided with a fastening ridge (19) extending along the butt joint edge (11) and matched with the fastening groove (18) on the matched half jacket (1) at the middle position of the butt joint edge (11) at the other side.

4. The heat-insulating jacket with variable diameter pipelines as claimed in claim 3, wherein the cross sections of the buckling grooves (18) and the buckling ribs (19) are respectively semicircular.

5. The heat-insulating jacket with the variable diameter pipelines as claimed in claim 1, wherein the inner walls of the half jackets (1) are respectively provided with a reticular reinforcing rib (20) which is protruded out of the inner walls of the half jackets (1).

6. The pipe diameter-variable heat-insulating jacket as claimed in claim 1, wherein the semi-conical cylinder (13) of the semi-jacket (1) is composed of a plurality of conical sections (21) with different thicknesses and a plurality of straight sections (22) with different thicknesses, the thick end of the thickest conical section (21) is connected with the semi-conical cylinder (12) into a whole, the thin end is connected with one end of the thickest straight section (22) into a whole, the other end of the thickest straight section (22) is connected with the thick end of the conical section (21) with the next thickness into a whole, and so on, the thin end of the thinnest conical section (21) is connected with one end of the thinnest straight section (22) into a whole.

7. The diameter-variable heat-insulating outer sleeve for the pipeline as claimed in claim 6, wherein a ring of annular cutting grooves (23) for cutting off the semicircular cone (13) are formed in the outer wall of the end portion of each straight section (22) far away from the semicircular straight cylinder (12).

8. The heat-insulating jacket with the variable diameter pipelines as claimed in claim 1, wherein the two ends of the connecting piece (2) are arrow-shaped with barbs (24) and opposite directions, a strip-shaped deformation hole (25) extending from one end to the other end is arranged in the middle, and the barbs (24) are respectively arranged on the two sides at intervals.

9. The pipe reducing thermal insulation outer sleeve as claimed in claim 1, wherein the supporting pin (3) is composed of a supporting pin seat (31) which is arranged on the inner wall of the half outer sleeve (1) and is integrated with the half outer sleeve (1) and a rod-shaped supporting pin body (32) which is inserted on the supporting pin seat (31).

10. The heat-insulating jacket with the variable diameter for the pipeline as claimed in claim 9, wherein two of the supporting pin holders (31) are provided with supporting pin inserting blind holes (33), the supporting pin bodies (32) are provided with inserting connectors (34) matched with the supporting pin inserting blind holes (33), the supporting pin bodies (32) are inserted into the supporting pin inserting blind holes (33) of the supporting pin holders (31) through the inserting connectors (34), the supporting pin inserting blind holes (33) are square blind holes, and the inserting connectors (34) on the supporting pin bodies (32) are square heads matched with the supporting pin inserting blind holes (33).