Soft prefabricated overhead steam thermal insulation pipe

Abstract

The utility model discloses a soft prefabricated overhead steam thermal insulation pipe which comprises a supporting sleeve and an outer protective sleeve, multiple layers of filling assemblies are arranged between the supporting sleeve and the outer protective sleeve, and a first semi-ring sleeve and a second semi-ring sleeve are arranged on the outer wall of the top of the supporting sleeve and the outer wall of the bottom of the supporting sleeve respectively. The first semi-ring sleeve and the second semi-ring sleeve are fixed through a detachable connecting assembly, different numbers of fixing blocks are arranged on the outer side of the first semi-ring sleeve and the outer side of the second semi-ring sleeve, avoiding grooves are formed in the fixing blocks, and threaded sleeves are movably connected to the interiors of the avoiding grooves and the bottoms of the avoiding grooves. According to the device, the supporting sleeve can be supported in outer protective sleeves of different sizes, the application range is wider, meanwhile, the supporting sleeve can move more smoothly through the rolling wheels, and workers can conveniently disassemble and assemble the first semi-ring sleeve and the second semi-ring sleeve through the connecting assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to soft prefabricated overhead steam heat preservation pipe technical field especially relates to a soft prefabricated overhead steam heat preservation pipe. BACKGROUND

[0002] The prefabricated overhead steam heat preservation pipe is suitable for long-distance heat transfer, and excellent heat preservation performance can effectively reduce heat loss and improve energy utilization efficiency, and is widely used in industrial production and urban heating and other fields.

[0003] Through the search, the announcement No. CN214744198U shows a kind of soft prefabricated overhead steam heat preservation pipe, the device is supported to pipeline by heat insulation rolling support, but the support frame cannot adapt to different sleeve, there is certain limitation when using, in turn, there is certain inconvenience when using. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art, and provides a kind of soft prefabricated overhead steam heat preservation pipe.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of soft prefabricated overhead steam heat preservation pipe, including support sleeve and outer sheath pipe, multiple filling assemblies are equipped between the support sleeve and outer sheath pipe, the top outer wall and bottom outer wall of the support sleeve are equipped with first half ring cover and second half ring cover respectively, first half ring cover and second half ring cover are fixed by detachable connecting assembly between first half ring cover and second half ring cover, the outside of first half ring cover and second half ring cover is equipped with different number of fixed blocks, the inside of fixed block is equipped with avoid slot, the inside of avoid slot, threaded sleeve is movably connected in the bottom of avoid slot, threaded sleeve is movably connected with threaded rod in the top, the top of threaded rod is fixedly connected with U-shaped frame, two rollers are movably connected in the top of U-shaped frame, and the circumferential inner wall of outer sheath pipe is contacted with roller.

[0007] As further scheme of the utility model, the filling assembly includes first shock-absorbing rubber layer, first shock-absorbing rubber layer is bonded on the circumferential outer wall of support sleeve, the outside of first shock-absorbing rubber layer is wrapped with multiple first inorganic insulation blocks, multiple first inorganic insulation blocks are fixedly connected with second shock-absorbing rubber layer on the outside, the circumferential outer wall of second shock-absorbing rubber layer is wrapped with multiple second inorganic insulation blocks, and the circumferential outer wall of multiple second inorganic insulation blocks is fixedly connected with aluminum foil reflection layer.

[0008] As further scheme of the utility model, aluminum foil reflection layer is filled with foam insulation layer between aluminum foil reflection layer and outer sheath pipe.

[0009] As a further scheme of the utility model, the connecting assembly comprises two screws, the screws are inserted between the two ends of the first half ring sleeve and the second half ring sleeve, the bottom of the screw is movably connected with a nut, and the nut is in contact with the bottom outer wall of the second half ring sleeve.

[0010] As a further scheme of the utility model, the bottom outer wall of the U-shaped frame is fixedly connected with two guide rods, and the two sides of the fixed block are provided with sliding grooves.

[0011] As a further scheme of the utility model, the guide rod is slidably connected with the sliding groove through the fixed block.

[0012] As a further scheme of the utility model, the bottom end of the threaded sleeve is fixedly connected with a knob.

[0013] The utility model discloses the beneficial effects are:

[0014] 1. The utility model discloses the cooperation of threaded sleeve and threaded rod is used, the height of U-shaped frame is adjusted, and then the device can support the support sleeve in the outer sheath pipe of different sizes, is more widely applicable, and the flexibility of the device is improved.

[0015] 2. The utility model discloses the cooperation of guide rod and sliding groove, and U-shaped frame can stably move up and down, avoids the inclination of U-shaped frame in the process of moving, and also can make the support sleeve and the support component connected with it move along the inside of the outer sheath pipe smoothly as a whole through the roller, and the stability of U-shaped frame movement is improved.

[0016] 3. The utility model discloses the setting of connecting assembly, and the first half ring sleeve and the second half ring sleeve are installed and disassembled to staff, and the convenience of the device is improved. DRAWINGS

[0017] Figure 1 It is the front side three-dimensional structure schematic diagram of the soft prefabricated overhead steam heat preservation pipe provided by the utility model;

[0018] Figure 2 It is the whole sectional structure schematic diagram of the soft prefabricated overhead steam heat preservation pipe provided by the utility model;

[0019] Figure 3 It is the partial enlarged structure schematic diagram of the soft prefabricated overhead steam heat preservation pipe provided by the utility model;

[0020] Figure 4 It is the A part enlarged structure schematic diagram of the soft prefabricated overhead steam heat preservation pipe provided by the utility model.

[0021] In the figure: 1, outer sheath pipe; 2, first shock-absorbing rubber layer; 3, foam insulation layer; 4, aluminum foil reflection layer; 5, second inorganic insulation block; 6, support sleeve; 7, first half ring sleeve; 8, second half ring sleeve; 9, nut; 10, screw; 11, threaded sleeve; 12, fixed block; 13, threaded rod; 14, U-shaped frame; 15, roller; 16, guide rod; 17, position avoiding groove; 18, sliding groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The described embodiments are only some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Reference Figures 1-4 A soft prefabricated overhead steam insulation pipe, comprising a support sleeve 6 and an outer sheath pipe 1, a plurality of filling assemblies are arranged between the support sleeve 6 and the outer sheath pipe 1, the top outer wall and the bottom outer wall of the support sleeve 6 are respectively provided with a first half ring sleeve 7 and a second half ring sleeve 8, the first half ring sleeve 7 and the second half ring sleeve 8 are fixed through detachable connecting assemblies, the first half ring sleeve 7 and the second half ring sleeve 8 are sleeved on the outer side of the support sleeve 6, the first half ring sleeve 7 and the second half ring sleeve 8 are fixed on the support sleeve 6 through the connecting assemblies, a different number of fixed blocks 12 are arranged on the outer sides of the first half ring sleeve 7 and the second half ring sleeve 8, the inside of the fixed block 12 is provided with a position avoiding groove 17, a threaded sleeve 11 is rotatably connected to the bottom of the position avoiding groove 17, a threaded rod 13 is threadedly connected to the top of the threaded sleeve 11, a U-shaped frame 14 is fixed to the top end of the threaded rod 13 through a bolt, the support height of the U-shaped frame 14 on the support sleeve 6 is adjusted according to the size of the outer sheath pipe 1, that is, the threaded sleeve 11 is rotated, the threaded rod 13 moves upward along the threaded sleeve 11, and then the U-shaped frame 14 drives the roller 15 to move to the position required to contact the inner wall of the outer sheath pipe 1, at the same time, the guide rod 16 moves along the sliding groove 18, the U-shaped frame 14 is guided, after the adjustment is completed, the filling layer is fixed on the outer side of the support sleeve 6, the top of the U-shaped frame 14 is rotatably connected with two rollers 15, the rollers 15 contact the circumferential inner wall of the outer sheath pipe 1, the support sleeve 6 and the connected parts are put into the inside of the outer sheath pipe 1, at this time, the rollers 15 contact the inner wall of the outer sheath pipe 1 and move along the inner wall of the outer sheath pipe 1, until the support sleeve 6 completely enters the outer sheath pipe 1, and then the support sleeve 6 can be stably supported in the middle position in the outer sheath pipe 1.

[0024] The utility model discloses, need explain, fill the component includes first shock -absorbing rubber layer 2, first shock -absorbing rubber layer 2 is bonded on the circumference outer wall of support sleeve 6, the outside of first shock -absorbing rubber layer 2 is wrapped multiple first inorganic thermal -insulation blocks, the outside of multiple first inorganic thermal -insulation blocks is bonded with second shock -absorbing rubber layer, and first shock -absorbing rubber layer 2 and second shock -absorbing rubber layer can absorb the impact force and vibration from the pipeline, play the role of buffering and isolation, and the circumference outer wall of second shock -absorbing rubber layer is wrapped with multiple second inorganic thermal -insulation blocks 5, and first inorganic thermal -insulation block and second inorganic thermal -insulation block 5 can effectively reduce heat loss, improve the efficiency of steam delivery, and the material of first inorganic thermal -insulation block and second inorganic thermal -insulation block 5 is aluminium silicate fibre felt or rock wool, and the circumference outer wall of multiple second inorganic thermal -insulation blocks 5 is bonded with aluminium foil reflection layer 4, and aluminium foil reflection layer 4 is aluminium foil glass fibre cloth, and aluminium foil reflection layer 4 can reflect heat, reduce the loss of heat, thereby keep the temperature inside the pipeline, and the foamed thermal -insulation layer 3 is filled between aluminium foil reflection layer 4 and outer sheath pipe 1, and the connecting component includes two screws 10, and the screw 10 is inserted between the two ends of first half ring cover 7 and second half ring cover 8, and the bottom of screw 10 is threadedly connected with nut 9, and nut 9 is in contact with the bottom outer wall of second half ring cover 8, through the setting of connecting component, it is convenient for staff to install and disassemble first half ring cover 7 and second half ring cover 8, simple operation, and the bottom outer wall of U-shaped frame 14 is fixed with two guide rods 16 through bolts, and the both sides of fixed block 12 are all provided with sliding groove 18, and guide rod 16 passes through fixed block 12 and is slidably connected with sliding groove 18, through the cooperation of guide rod 16 and sliding groove 18, make U-shaped frame 14 can stably move up and down, avoid the inclination of U-shaped frame 14 in the process of moving, and the bottom of threaded sleeve 11 is welded with knob, and it is convenient for staff to rotate the knob.

[0025] The utility model working principle: using, first of all, first half ring cover 7 and second half ring cover 8 are covered in the outside of support sleeve 6, then the screw 10 is inserted into the connecting hole in the both ends of first half ring cover 7 and second half ring cover 8, then the nut 9 is screwed to the bottom of screw 10, make first half ring cover 7 and second half ring cover 8 stably fixed on support sleeve 6, then according to the size of outer sheath pipe 1 adjusts the support height of U-shaped frame 14 on support sleeve 6, namely rotates threaded sleeve 11, makes threaded rod 13 along its upward movement, thereby make U-shaped frame 14 drive the roller 15 to move the required position and the inner wall of outer sheath pipe 1 contact, simultaneously, guide rod 16 moves along sliding groove 18, make U-shaped frame 14 get the orientation, after adjusting, fill the layer and be fixed in the outside of support sleeve 6, then support sleeve 6 and the integral part connected are put into the inside of outer sheath pipe 1, at this moment, the roller 15 and the inner wall of outer sheath pipe 1 contact, and move along the inner wall of outer sheath pipe 1, until support sleeve 6 completely enters outer sheath pipe 1, further make support sleeve 6 can stably support in the middle position in the inside of outer sheath pipe 1.

[0026] In addition, the terms "mount", "set", "connect", "socket" should be understood broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or internal communication between two devices, elements or components. The specific meaning of the above terms in this application can be understood by those skilled in the art according to the specific circumstances.

Claims

1. A soft prefabricated overhead steam insulation pipe, comprising a support sleeve (6) and an outer protective sleeve (1), characterized in that: A multi-layer filling assembly is provided between the support sleeve (6) and the outer protective sleeve (1); the top outer wall and the bottom outer wall of the support sleeve (6) are respectively provided with a first semi-annular sleeve (7) and a second semi-annular sleeve (8); the first semi-annular sleeve (7) and the second semi-annular sleeve (8) are fixed by a detachable connecting assembly; the outer sides of the first semi-annular sleeve (7) and the second semi-annular sleeve (8) are provided with different numbers of fixing blocks (12); the inside of the fixing blocks (12) is provided with a avoiding groove (17); the inside of the avoiding groove (17); the bottom of the avoiding groove (17) is movably connected to a threaded sleeve (11); the top of the threaded sleeve (11) is movably connected to a threaded rod (13); the top of the threaded rod (13) is fixedly connected to a U-shaped frame (14); the top of the U-shaped frame (14) is movably connected to two rollers (15), and the rollers (15) are in contact with the circumferential inner wall of the outer protective sleeve (1).

2. The soft prefabricated overhead steam insulation pipe according to claim 1, characterized in that: The filling component comprises a first shock-absorbing rubber layer (2), the first shock-absorbing rubber layer (2) being bonded to the circumferential outer wall of the support sleeve (6), the outer side of the first shock-absorbing rubber layer (2) being wrapped with a plurality of first inorganic thermal insulation blocks, the outer sides of the plurality of first inorganic thermal insulation blocks being fixedly connected to a second shock-absorbing rubber layer, the circumferential outer wall of the second shock-absorbing rubber layer being wrapped with a plurality of second inorganic thermal insulation blocks (5), and the circumferential outer walls of the plurality of second inorganic thermal insulation blocks (5) being fixedly connected to an aluminum foil reflective layer (4).

3. The soft prefabricated overhead steam insulation pipe according to claim 2, characterized in that: A foam insulation layer (3) is filled between the aluminum foil reflective layer (4) and the outer sheath tube (1).

4. The soft prefabricated overhead steam insulation pipe according to claim 1, characterized in that: The connecting assembly comprises two screws (10), which are inserted between the two ends of the first half ring sleeve (7) and the second half ring sleeve (8), and the bottom of the screw (10) is movably connected with a nut (9), and the nut (9) is in contact with the bottom outer wall of the second half ring sleeve (8).

5. The soft prefabricated overhead steam insulation pipe according to claim 1, characterized in that: Two guide rods (16) are fixedly connected to the bottom outer wall of the U-shaped frame (14), and sliding grooves (18) are provided on both sides of the fixed block (12).

6. The soft prefabricated overhead steam insulation pipe according to claim 5, characterized in that: The guide rod (16) passes through the fixed block (12) and is slidably connected to the sliding groove (18).

7. The soft prefabricated overhead steam insulation pipe according to claim 1, characterized in that: The bottom end of the threaded sleeve (11) is fixedly connected with a knob.

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