Ceramic composite pipe capable of being spliced and provided with outer protective layer

Abstract

The utility model belongs to the technical field of ceramic composite pipes, and particularly relates to a ceramic composite pipe capable of being provided with an outer protective layer in a splicing mode, which comprises a ceramic composite pipe body, a first flange ring, a second flange ring and a protective assembly. A first flange ring is fixedly connected to the outer side of one end of the ceramic composite pipe body, a second flange ring is fixedly connected to the outer side of the other end of the ceramic composite pipe body, a protection assembly is arranged in the second flange ring, and a limiting assembly is arranged in the first flange ring; the protection assembly comprises an annular through groove formed in the second flange ring, and a movable lantern ring is slidably connected into the annular through groove. The first worm is rotated to drive the movable lantern ring to be retracted into the annular through groove, then the protection sheet is pulled out of the fixed lantern ring, a new protection sheet is inserted into the fixed lantern ring, then the first worm is reversely rotated to enable the movable lantern ring to be reset, the movable lantern ring is connected to the protection sheet in a sleeved mode, and therefore the outer protection layer is installed on the ceramic composite pipe in a spliced mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to ceramic composite pipe technical field, concretely is a kind of ceramic composite pipe of splicing installation outer protective layer. BACKGROUND

[0002] Ceramic composite pipe is manufactured using high-tech production process--self-spread combustion high temperature separation and synthesis method, from inside to outside respectively by corundum ceramic, transition layer, steel three layers, ceramic layer is dense corundum ceramic (AL2O3) formed at above 2200 ℃ high temperature, and firmly combined with steel pipe through transition layer. Composite pipe has good wear resistance, heat resistance, corrosion resistance and mechanical impact and thermal shock resistance, good weldability and other comprehensive performance.

[0003] The existing ceramic composite pipe is usually an integral pipe, when the surface layer of the ceramic composite pipe is damaged, the whole composite pipe can only be replaced, and the ceramic composite pipe usually does not have an installable outer protective layer, and the existing ceramic composite pipe is generally fixed by penetrating flanges with bolts, which can easily cause the bolts to loosen continuously and cause pipe connection leakage when the impact force is large. SUMMARY

[0004] The utility model discloses a kind of ceramic composite pipes of splicing installation outer protective layer, to solve the problem raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of ceramic composite pipe of splicing installation outer protective layer, including ceramic composite pipe body, first flange ring, second flange ring and protection assembly;

[0006] The outer side of one end of the ceramic composite pipe body is fixedly connected with the first flange ring, and the outer side of the other end of the ceramic composite pipe body is fixedly connected with the second flange ring, the second flange ring is provided with a protection assembly, and the first flange ring is provided with a limiting assembly.

[0007] The protection assembly includes an annular through slot formed in the second flange ring, a movable sleeve ring is slidably connected in the annular through slot, a sliding groove is formed in one side of the movable sleeve ring, a sliding rod is slidably connected in the sliding groove, and the sliding rod is connected to the inner wall of the annular through slot.

[0008] Preferably, a protective sheet is abutted in the movable sleeve ring, the protective sheet is abutted to the surface of the ceramic composite pipe body, and the other end of the protective sheet is abutted with a fixed sleeve ring, and the fixed sleeve ring is fixedly connected to one side of the first flange ring.

[0009] Preferably, a first positioning rod is connected to the inner wall of the fixed sleeve ring, a second positioning rod is connected to the inner wall of the movable sleeve ring, and the first positioning rod and the second positioning rod are inserted into the protection through the socket.

[0010] Preferably, the outer side of the movable collar is threadedly connected with a first worm gear, the first worm gear is rotationally connected to the inner wall of the annular through groove, and the upper portion of the first worm gear is meshingly connected with a first worm shaft, the first worm shaft is rotationally arranged in the inner wall of the annular through groove.

[0011] Preferably, the limiting assembly comprises a cavity formed in the first flange, and a plug plate is slidably connected in the cavity.

[0012] Preferably, a ring groove is formed in one side of the cavity, and a second worm gear is rotationally connected to the inner wall of the ring groove.

[0013] Preferably, the upper portion of the second worm gear is meshingly connected with a second worm shaft, and the second worm shaft is rotationally arranged in the inner wall of the ring groove.

[0014] Preferably, an arc-shaped groove is formed in one side of the plug plate, a spiral strip is slidably connected in the arc-shaped groove, and the spiral strip is connected to one side of the second worm gear.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The first worm shaft is rotated to drive the first worm gear to rotate, so that the movable collar is retracted into the annular through groove, the movable collar is removed from the protection sheet, the protection sheet is pushed out of the fixed collar, the protection sheet is removed, a new protection sheet is inserted into the fixed collar, the first worm shaft is reversely rotated to reset the movable collar, the movable collar is sleeved on the protection sheet, and the protection sheet is fixed, so that the ceramic composite pipe is spliced and installed with the outer protective layer.

[0017] 2. The first flange of the first ceramic composite pipe is abutted with the second flange of the second ceramic composite pipe, the ceramic composite pipe body of the second ceramic composite pipe is inserted into the first flange of the first ceramic composite pipe, then the second worm shaft of the first ceramic composite pipe is rotated to drive the second worm gear to rotate, so that the spiral strip is slidably arranged in the arc-shaped groove, the plug plate is inserted into the insertion slot of the second ceramic composite pipe, and the two ceramic composite pipes are prevented from being loosened when being butted. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is a three-dimensional structure schematic view of the first flange of the utility model;

[0020] Figure 3 It is a three-dimensional sectional structure schematic view of the ceramic composite pipe body of the utility model;

[0021] Figure 4 It is a three-dimensional sectional structure schematic view of the second flange of the utility model;

[0022] Figure 5 It is the three-dimensional structure schematic view of the movable sleeve ring of the utility model;

[0023] Figure 6 It is the three-dimensional section structure schematic view of the first flange ring of the utility model;

[0024] Figure 7 It is the three-dimensional structure schematic view of the second worm gear of the utility model;

[0025] Figure 8 It is the three-dimensional structure schematic view of the plugboard of the utility model;

[0026] Figure 9 It is the enlarged structure schematic view of A of the utility model.

[0027] In the figure: 1, ceramic composite pipe body; 2, first flange ring; 3, second flange ring; 4, protection assembly; 401, annular through slot; 402, movable sleeve ring; 403, sliding groove; 404, sliding rod; 405, protective sheet; 406, fixed sleeve ring; 407, first positioning rod; 408, second positioning rod; 409, first worm gear; 410, first worm; 5, limiting assembly; 501, cavity; 502, plugboard; 503, plug slot; 504, annular groove; 505, second worm gear; 506, second worm; 507, arc slot; 508, spiral strip. DETAILED DESCRIPTION

[0028] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] Please refer to Figures 1-5 and Figure 9The utility model provides a technical scheme: a ceramic composite pipe can splice installation outer sheath, it includes ceramic composite pipe body 1, first flange ring 2, second flane ring 3 and protection subassembly 4, one end outside fixed connection has first flange ring 2 at ceramic composite pipe body 1, and another end outside fixed connection has second flange ring 3 at ceramic composite pipe body 1, and the second flange ring 3 is provided with protection subassembly 4, and the first flange ring 2 is provided with limiting component 5 in, protection subassembly 4 includes annular through slot 401 that is set up in the second flange ring 3, and the annular through slot 401 is slidably connected with movable sleeve ring 402, and movable sleeve ring 402's one side is provided with sliding slot 403, and sliding slot 403 is slidably connected with slide rod 404, and slide rod 404 is connected on the inner wall of annular through slot 401, and movable sleeve ring 402 is abutted with protection sheet 405, and protection sheet 405 is abutted on the surface of ceramic composite pipe body 1, and another end of protection sheet 405 is abutted with fixed sleeve ring 406, and fixed sleeve ring 406 is fixedly connected on one side of first flange ring 2, and the inner wall of fixed sleeve ring 406 is connected with first positioning rod 407, and the inner wall of movable sleeve ring 402 is connected with second positioning rod 408, and first positioning rod 407 and second positioning rod 408 are inserted on protection sheet 405 through the spigot, and the outside screw thread of movable sleeve ring 402 is connected with first worm wheel 409, and first worm wheel 409 is rotatably connected on the inner wall of annular through slot 401, and the top of first worm wheel 409 is engaged with first worm 410, and first worm 410 is rotatably in the inner wall of annular through slot 401.

[0030] When implementing, rotate first worm 410, drive first worm wheel 409 to rotate in annular through slot 401, thereby drive movable sleeve ring 402 to slide along slide rod 404, retract into annular through slot 401, take down movable sleeve ring 402 from protection sheet 405, then push out protection sheet 405 from fixed sleeve ring 406, take down protection sheet 405, insert new protection sheet 405 into fixed sleeve ring 406 and insert on first positioning rod 407, rotate first worm 410 in reverse direction to reset movable sleeve ring 402, sleeve protection sheet 405 on movable sleeve ring 402, and insert second positioning rod 408 into protection sheet 405 to fix protection sheet 405, splice and install outer sheath for ceramic composite pipe.

[0031] Refer to Figure 1 、 Figure 2 、 Figures 6-8It can be known that the limiting assembly 5 comprises a cavity 501 formed in the first flange ring 2, a plug plate 502 slidably connected in the cavity 501, a plug slot 503 formed on the outside of the end of the ceramic composite pipe body 1, a ring groove 504 formed on one side of the cavity 501, a second worm wheel 505 rotatably connected on the inner wall of the ring groove 504, a second worm 506 meshingly connected above the second worm wheel 505, the second worm 506 penetratingly rotating on the inner wall of the ring groove 504, an arc-shaped groove 507 formed on one side of the plug plate 502, and a spiral strip 508 slidably connected in the arc-shaped groove 507, the spiral strip 508 being connected to one side of the second worm wheel 505.

[0032] In the implementation, the first flange ring 2 of the first ceramic composite pipe is abutted with the second flange ring 3 of the second ceramic composite pipe, the ceramic composite pipe body 1 of the second ceramic composite pipe is inserted into the first flange ring 2 of the first ceramic composite pipe, then the second worm 506 of the first ceramic composite pipe is rotated to drive the second worm wheel 505 to rotate in the ring groove 504, thereby driving the spiral strip 508 to slide in the arc-shaped groove 507, pushing the plug plate 502 to slide outwards from the cavity 501 and being inserted into the plug slot 503 of the second ceramic composite pipe, and then the first flange ring 2 of the first ceramic composite pipe and the second flange ring 3 of the second ceramic composite pipe are fixed together by the bolts, so that the two ceramic composite pipes can be prevented from loosening when being butted.

[0033] In summary, when the plurality of ceramic composite pipes are installed, the gasket is placed in the first flange ring 2, the first flange ring 2 of the first ceramic composite pipe is abutted with the second flange ring 3 of the second ceramic composite pipe, the ceramic composite pipe body 1 of the second ceramic composite pipe is inserted into the first flange ring 2 of the first ceramic composite pipe, the gasket is extruded, then the first flange ring 2 of the first ceramic composite pipe and the second flange ring 3 of the second ceramic composite pipe are fixed together by the bolts, the second worm 506 of the first ceramic composite pipe is rotated to drive the plug plate 502 to be inserted into the plug slot 503 of the second ceramic composite pipe for fixation, and the plurality of ceramic composite pipes are installed in turn, when the protective sheet 405 on the surface of the ceramic composite pipe body 1 is damaged and needs to be replaced, the first worm 410 is rotated to remove the movable collar 402 from the protective sheet 405, the damaged protective sheet 405 is removed for replacement, then the first worm 410 is reversely rotated to sleeve the movable collar 402 on the protective sheet 405, and the contents not described in detail in the description belong to the prior art known to the person skilled in the art.

[0034] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A ceramic composite pipe with splicable installation of outer sheath, comprising a ceramic composite pipe body (1), a first flange ring (2), a second flange ring (3) and a protection assembly (4), characterized in that ； One end outside of the ceramic composite pipe body (1) is fixedly connected with a first flange ring (2), and the other end outside of the ceramic composite pipe body (1) is fixedly connected with a second flange ring (3), a protection assembly (4) is arranged in the second flange ring (3), and a limiting assembly (5) is arranged in the first flange ring (2); The protection assembly (4) comprises an annular through groove (401) formed in the second flange ring (3), a movable sleeve ring (402) is slidably connected in the annular through groove (401), a sliding groove (403) is formed in one side of the movable sleeve ring (402), and a sliding rod (404) is slidably connected in the sliding groove (403) and connected to the inner wall of the annular through groove (401).

2. The splicable ceramic composite pipe with an outer sheath according to claim 1, characterized in that: The movable sleeve ring (402) abuts against a protection sheet (405), the protection sheet (405) abuts against the surface of the ceramic composite pipe body (1), and the other end of the protection sheet (405) abuts against a fixed sleeve ring (406) fixedly connected to one side of the first flange ring (2).

3. A ceramic composite pipe with splicable outer sheath according to claim 2, characterized in that: A first positioning rod (407) is connected to the inner wall of the fixed sleeve ring (406), a second positioning rod (408) is connected to the inner wall of the movable sleeve ring (402), and the first positioning rod (407) and the second positioning rod (408) are inserted into the protection sheet (405) through the sockets.

4. The splicable ceramic composite pipe with an outer sheath according to claim 1, characterized in that: A first worm gear (409) is threadedly connected to the outer side of the movable sleeve ring (402), the first worm gear (409) is rotationally connected to the inner wall of the annular through groove (401), and a first worm (410) is meshingly connected above the first worm gear (409) and rotationally penetrates the inner wall of the annular through groove (401).

5. The splicable ceramic composite pipe with an outer sheath according to claim 1, characterized in that: The limiting assembly (5) comprises a cavity (501) formed in the first flange ring (2), an insertion plate (502) is slidably connected in the cavity (501), and an insertion groove (503) is formed in the end outside of the ceramic composite pipe body (1).

6. A ceramic composite pipe with splicable outer sheath according to claim 5, characterized in that: An annular groove (504) is formed in one side of the cavity (501), and a second worm gear (505) is rotationally connected to the inner wall of the annular groove (504).

7. A ceramic composite pipe with splicable outer sheath according to claim 6, characterized in that: A second worm (506) is meshingly connected above the second worm gear (505) and rotationally penetrates the inner wall of the annular groove (504).

8. The spoolable ceramic composite pipe of claim 6, wherein: An arc-shaped groove (507) is formed in one side of the insertion plate (502), a spiral strip (508) is slidably connected in the arc-shaped groove (507), and the spiral strip (508) is connected to one side of the second worm gear (505).

Images