CN215674006U - Steel bushing steel steam insulating pipe - Google Patents

Abstract

The application relates to the technical field of steam insulating pipes, and discloses a steel bushing steel steam insulating pipe, including outer tube and inner tube, the insulating pipe still includes solid fixed ring and adjustable ring, the adjustable ring includes gag lever post, sliding ring, arc, stopper, regulating block and limiting plate, the gag lever post is connected with the adjustable ring, the sliding ring with the adjustable ring is connected, the arc is connected with the sliding ring, stopper and outer union coupling, the adjustable ring is located the stopper and with the stopper is connected, through the steel bushing steel steam insulating pipe that this application provided, can carry out fine heat preservation to steam, for ordinary insulating pipe, the insulating pipe that this application provided can fix and protect the inner tube, can fix and be spacing the inner tube through setting up the adjustable ring to be convenient for the protection to the inner tube. The arc-shaped plate is driven to rotate through rotation of the adjusting ring, the arc-shaped plate pushes the adjusting block to move, and the adjusting block limits the inner pipe.

Description

Steel bushing steel steam insulating pipe

Technical Field

The application relates to the technical field of steam insulating pipes, in particular to a steel-sheathed steel steam insulating pipe.

Background

The steel-sheathed steel steam heat-insulating pipe is formed by combining an outer protective steel pipe, a steel pipe, an anti-corrosion layer, a polyurethane foam heat-insulating layer and an inner working steel pipe. The steel sleeve steel steam composite heat preservation pipe is suitable for conveying steam or other media below 2.5MPa and 350 ℃, and the product uses a steel pipe as an outer protective layer and has the advantages of high strength, difficult damage, simple and convenient construction and maintenance and long service life.

The heat preservation structure of the steel-sheathed-steel heat preservation pipe is divided into the following parts according to different sliding modes: the internal sliding type and the external sliding type, the internal sliding type: the heat insulation structure consists of a working steel pipe, aluminum silicate, a resistance reducing layer, microporous calcium silicate, a heat insulation layer, a stainless steel fastening steel belt, an aluminum foil reflection layer, a polyurethane heat insulation layer, a jacket steel pipe and an outer anticorrosive layer; an outer sliding type: the heat insulation structure consists of a working steel pipe, a glass wool heat insulation layer, an aluminum foil reflection layer, a stainless steel fastening belt, a sliding guide support, an air heat insulation layer, an outer protective steel pipe and an outer anticorrosive layer.

The support and the fixed to inside steel pipe are not convenient for when using to current steel bushing steel, and the thing of inside steel pipe outer wall contact is too much, is unfavorable for the heat preservation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art's not enough, this application provides a steel bushing steel steam insulating tube, possesses and to support advantages such as fixed to inside steel pipe for solve among the prior art inconvenient fixed of inside steel pipe, and do not have the problem of support.

(II) technical scheme

The application provides the following technical scheme: the utility model provides a steel bushing steel steam insulating tube, includes outer tube and inner tube, the insulating tube still includes solid fixed ring and adjustable ring, the adjustable ring includes gag lever post, sliding ring, arc, stopper, regulating block and limiting plate, the gag lever post with the adjustable ring is connected, the sliding ring with the adjustable ring is connected, the arc with the sliding ring is connected, the stopper with outer union coupling, the adjustable ring is located the stopper and with the stopper is connected, the limiting plate with the stopper is connected.

Through a steel bushing steel steam insulating tube that this application provided, can carry out fine heat preservation to steam, for ordinary insulating tube, the insulating tube that this application provided can fix and protect the inner tube, can fix and spacing the inner tube through setting up the adjustable ring to in the protection to the inner tube. The arc-shaped plate is driven to rotate through rotation of the adjusting ring, the arc-shaped plate pushes the adjusting block to move, and the adjusting block limits the inner pipe.

In one possible embodiment, the adjusting ring can be moved relative to the fixed ring and can also be rotated relative to the fixed ring.

Through setting up the adjustable ring so that to the regulation of arc shaped plate, and under the normal condition of adjustable ring and solid fixed ring, can not rotate for solid fixed ring, after the adjustable ring is pulled out, just can drive the slip ring and rotate with solid fixed ring relatively.

In one possible embodiment, the slide ring has a first slide block, and the adjusting ring has a first slide groove, the first slide block being located in the slide groove.

Through the sliding connection between the sliding ring and the adjusting ring, the movement of the adjusting ring can be facilitated, so that the adjusting ring can be used conveniently.

In a possible embodiment, the arc plate has a second sliding block, and the adjusting block has a second sliding groove, and the second sliding block is located in the second sliding groove.

Through the sliding connection who sets up arc piece and regulating block, the arc piece of being convenient for drives the regulating block and removes to it is more convenient to make the removal of regulating block, rotates the adjustable ring and can be in order to restrict and fix the inner tube.

In a possible embodiment, the fixing ring is connected to the outer tube, the fixing ring has a limiting hole, and the limiting rod is located in the limiting hole.

The limit rod can limit the inner tube from the limit hole to fix the inner tube conveniently.

In one possible embodiment, the outer tube comprises an oxidation resistant layer and a reinforcement layer, the oxidation resistant layer being located outside the reinforcement layer and connected to the oxidation resistant layer.

The heat preservation through the inner tube can keep warm to the inner tube, can make the inner tube when using for a long time through the anti-corrosion coating of inner tube, and the inner tube is more stable.

In one possible embodiment, the inner tube includes a thermal insulation layer, a reinforcing layer located within and connected to the thermal insulation layer, and a corrosion-resistant layer located within and connected to the thermal insulation layer.

The service time of the outer pipe when the outer pipe is in contact with air can be prolonged through the anti-oxidation layer of the outer pipe.

Compared with the prior art, the application provides a steel bushing steel steam insulating tube, possesses following beneficial effect:

1. this application can be fixed the inner tube through setting up the adjustable ring, and can support the inner tube and the regulation of position, is convenient for change the inner tube, improves the stability of inner tube, makes the inner tube more stable when keeping warm, and can also reduce the contact of inner tube and outer tube, the heat preservation of the inner tube of being convenient for.

2. This application can keep warm to the inner tube through the heat preservation of inner tube, and the anticorrosive coating through the inner tube can make the inner tube when using for a long time, and the inner tube is more stable, and the oxidation resisting layer through the outer tube can improve the live time when outer tube and air contact.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

FIG. 1 is a front view of a steel-sheathed steel steam insulated pipe as provided herein;

FIG. 2 is a front cross-sectional view of a steel-sheathed steel steam retention tube as provided herein;

FIG. 3 is a cross-sectional view of an adjustment ring of a steel-sheathed steel steam insulated pipe as provided herein;

FIG. 4 is a sectional view of the inner and outer ring structure of a steel-sheathed steel steam insulating pipe provided by the present application.

Wherein: the device comprises an outer pipe 1, a fixing ring 2, an inner pipe 3, an adjusting ring 4, a limiting rod 401, a sliding ring 402, an arc plate 403, a limiting block 404, an adjusting block 405, a limiting plate 406, an anti-oxidation layer 11, a reinforcing layer 12, an insulating layer 31, a reinforcing layer 32 and an anti-corrosion layer 33.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1-4, the present application provides a steel-sheathed steel steam insulating pipe: including outer tube 1 and inner tube 3, the insulating tube still includes solid fixed ring 2 and adjusting ring 4, and adjusting ring 4 includes gag lever post 401, sliding ring 402, arc 403, stopper 404, regulating block 405 and limiting plate 406, and gag lever post 401 is connected with adjusting ring 4, and sliding ring 402 is connected with adjusting ring 4, and arc 403 is connected with sliding ring 402, and stopper 404 is connected with outer tube 1, and adjusting ring 4 is located stopper 404 and is connected with stopper 404, and limiting plate 406 is connected with stopper 404.

Through a steel bushing steel steam insulating tube that this application provided, can carry out fine heat preservation to steam, for ordinary insulating tube, the insulating tube that this application provided can be fixed and protect inner tube 3, can fix inner tube 3 and spacing through setting up adjustable ring 4 to be convenient for to the protection of inner tube 3. The arc plate 403 is driven to rotate by the rotation of the adjusting ring 4, the arc plate 403 pushes the adjusting block 405 to move, and the adjusting block 405 limits the inner tube 3.

In particular, as shown in fig. 2-3, in one possible embodiment, the adjusting ring 4 can be moved relative to the fixed ring 2, and the adjusting ring 4 can also be rotated relative to the fixed ring 2.

Through setting up adjustable ring 4 so that the regulation to arc plate 403, and under the normal condition of adjustable ring 4 and fixed ring 2, can not rotate for fixed ring 2, after adjustable ring 4 was pulled out, could drive slip ring 402 and rotate with fixed ring 2 relatively.

In particular, as shown in fig. 3, in a possible embodiment, the sliding ring 402 has a first slider and the adjusting ring 4 has a first slide slot, the first slider being located in the slide slot.

By providing a sliding connection between the slip ring 402 and the adjusting ring 4, movement of the adjusting ring 4 may be facilitated to facilitate use of the adjusting ring 4.

Specifically, as shown in fig. 3, in one possible embodiment, the arc plate 403 has a second slide block, and the adjusting block 405 has a second slide slot, and the second slide block is located in the second slide slot.

Through the sliding connection who sets up arc piece and regulating block 405, the arc piece that can be convenient for drives regulating block 405 and removes to it is more convenient to make the removal of regulating block 405, rotates adjustable ring 4 and can restrict and fix inner tube 3.

Specifically, as shown in fig. 2 to 3, in one possible embodiment, a fixing ring 2 is connected to the outer tube 1, the fixing ring 2 has a limiting hole, and a limiting rod 401 is located in the limiting hole.

The limit rod 401 can form a limit with the limit hole to facilitate the fixation of the inner tube 3.

Specifically, as shown in fig. 4, in one possible embodiment, the outer tube 1 includes an anti-oxidation layer 11 and a reinforcing layer 12, and the anti-oxidation layer 11 is located outside the reinforcing layer 12 and connected to the anti-oxidation layer 11.

The inner pipe 3 can be insulated by the insulating layer 31 of the inner pipe 3, and the inner pipe 3 is more stable when the inner pipe 3 is used for a long time by the anti-corrosion layer of the inner pipe 3.

Specifically, as shown in fig. 4, in one possible embodiment, the inner pipe 3 includes an insulation layer 31, a reinforcing layer 32, and a corrosion-resistant layer 33, the reinforcing layer 32 is located inside the insulation layer 31 and connected to the insulation layer 31, and the corrosion-resistant layer 33 is located inside the insulation layer 31 and connected to the insulation layer 31.

The service time of the outer tube 1 in contact with air can be increased by the oxidation resistant layer 11 of the outer tube 1.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The technical solutions in the present application will be clearly and completely described below with reference to the accompanying drawings in the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims (7)

1. The utility model provides a steel bushing steel steam insulating tube, includes outer tube (1) and inner tube (3), its characterized in that: the insulating tube still includes solid fixed ring (2) and adjustable ring (4), adjustable ring (4) include gag lever post (401), sliding ring (402), arc (403), stopper (404), regulating block (405) and limiting plate (406), gag lever post (401) with adjustable ring (4) are connected, sliding ring (402) with adjustable ring (4) are connected, arc (403) with sliding ring (402) are connected, stopper (404) with outer tube (1) are connected, adjustable ring (4) are located stopper (404) and with stopper (404) are connected, limiting plate (406) with stopper (404) are connected.

2. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the adjusting ring (4) can be moved relative to the fixing ring (2), and the adjusting ring (4) can also be rotated relative to the fixing ring (2).

3. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the slide ring (402) has a first slide, and the adjusting ring (4) has a first slide groove, in which the first slide is located.

4. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the arc-shaped plate (403) is provided with a second sliding block, the adjusting block (405) is provided with a second sliding groove, and the second sliding block is located in the second sliding groove.

5. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the fixing ring (2) is connected with the outer tube (1), the fixing ring (2) is provided with a limiting hole, and the limiting rod (401) is located in the limiting hole.

6. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the outer pipe (1) comprises an anti-oxidation layer (11) and a reinforcing layer (12), wherein the anti-oxidation layer (11) is located outside the reinforcing layer (12) and connected with the anti-oxidation layer (11).

7. The steel-sheathed-steel steam insulating pipe according to claim 1, characterized in that: the inner pipe (3) comprises a heat-insulating layer (31), a reinforcing layer (32) and an anti-corrosion layer (33), the reinforcing layer (32) is located in the heat-insulating layer (31) and connected with the heat-insulating layer (31), and the anti-corrosion layer (33) is located in the heat-insulating layer (31) and connected with the heat-insulating layer (31).

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