CN217634494U

CN217634494U - Anti-freezing structure for cabin water pipe of chemical ship

Info

Publication number: CN217634494U
Application number: CN202220056841.4U
Authority: CN
Inventors: 朱军; 陈飞
Original assignee: Qidong Jisheng Shipbuilding Co ltd
Current assignee: Qidong Jisheng Shipbuilding Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-10-21
Anticipated expiration: 2032-01-11

Abstract

The utility model relates to an anti-freezing structure for a cabin water pipe of a chemical tanker, which comprises a straight pipe structure and a bent pipe structure, wherein the straight pipe structure and the bent pipe structure are fixedly connected in a sealing manner through a plurality of bolts which are distributed at equal intervals on the circumference; the straight pipe structure is formed by connecting two axisymmetric straight pipes, the two straight pipes are connected through a first clamping group to form an annular structure, and two side ends of each straight pipe are provided with first flange bodies; the bent pipe structure is formed by connecting two axisymmetric bent pipe bodies, the two bent pipe bodies are oppositely arranged and fixedly connected through a second clamping group, the two side ends of each bent pipe body are respectively provided with a second flange body, and a first bolt hole on each first flange body corresponds to a second bolt hole on the corresponding second flange body and is connected sequentially through bolts. The utility model has the advantages of as follows: the comprehensive coverage rate of heat preservation and anti-freezing measures is ensured, the anti-freezing efficiency is improved, and the labor intensity is reduced.

Description

Anti-freezing structure for cabin water pipe of chemical ship

The technical field is as follows:

the utility model belongs to the chemical ship field, concretely relates to anti-freezing structure for chemical ship cabin water pipe.

Background art:

a chemical tanker is a cargo ship that is constructed or retrofitted to carry various toxic, flammable, volatile or corrosive chemicals. The chemical boat cabin is provided with a water pipe for cleaning and spraying a transmission pipeline, the normal conveying efficiency of the liquid conveying pipe or the gas conveying pipe on the chemical boat is generally guaranteed, the pipeline with a specific structure and capable of preventing freezing and leakage is adopted for protection, the anti-freezing and leakage-preventing measures for the water pipe for cleaning are not enough, therefore, the normal cleaning work of the chemical boat cabin cannot be guaranteed in cold weather, an extra water pipe needs to be connected for cleaning during cleaning, time and labor are consumed, and the labor intensity is high.

Because the chemical ship cabin water pipe is longer, including elbow portion and straight tube part, the outer wall at elbow portion and straight tube part is usually installed the heat preservation cotton that prevents frostbite additional through the method of ligature, especially elbow portion, piles up easily during the heat preservation cotton ligature, and the mode intensity of labour of heat preservation cotton ligature is great, if adopt the clamp structure to carry out cladding formula heat preservation to the water pipe, the clamp structure of elbow department is difficult to process.

The utility model has the following contents:

the utility model aims at overcoming above not enough, providing a frostproofing structure for chemical ship cabin water pipe, guaranteeing the full aspect coverage of heat preservation antifreeze measure, improving frostproofing efficiency, reducing intensity of labour.

The purpose of the utility model is realized through the following technical scheme: an anti-freezing structure for a cabin water pipe of a chemical ship comprises a straight pipe structure and a bent pipe structure, wherein the straight pipe structure and the bent pipe structure are fixedly connected in a sealing manner through a plurality of bolts which are distributed at equal intervals and circumferentially;

the straight pipe structure is formed by connecting two axisymmetric straight pipes, the two straight pipes are connected through a first clamping group to form an annular structure, two side ends of each straight pipe are provided with first flange bodies, the first flange bodies at the same side ends of the two straight pipes are connected to form an annular structure, and the first flange bodies are provided with a plurality of first bolt holes distributed at equal intervals; the bent pipe structure is formed by connecting two bent pipe bodies which are axisymmetric, the two bent pipe bodies are oppositely arranged and are fixedly connected through a second clamping group, the two side ends of each bent pipe body are respectively provided with a second flange body, the second flange bodies at the side ends of the two bent pipe bodies are connected to form an annular structure, a plurality of second bolt holes which are distributed at equal intervals are formed in the second flange bodies, the first bolt holes in the first flange bodies correspond to the second bolt holes in the corresponding second flange bodies and are sequentially connected through bolts, and therefore the straight pipe structure and the bent pipe structure are fixedly connected.

The utility model discloses a further improvement lies in: first joint group all includes two spacing bellyings with second joint group, and two spacing bellyings set up the side at the straight pipe body that corresponds or a curved body, and two spacing bellyings set up from top to bottom, still including setting up two spacing recesses on another straight pipe body or another curved body that corresponds, and two spacing recesses and two spacing bellyings cooperate in proper order to be connected to realize the connection of two straight pipe bodies or two curved body that correspond.

The utility model discloses a further improvement lies in: the limiting protruding piece comprises two protruding rod body parts which extend outwards and vertically, the outer side end face of each protruding rod body part is provided with a protruding part, the outer side end face of each protruding part is an arc surface with an inward opening, and a gap is formed between the two protruding rod body parts;

the limiting groove comprises a groove body part and limiting groove parts, wherein the groove body part is embedded by the two convex rod body parts, the limiting groove parts are arranged on two side walls of the groove body part, the two convex rod body parts are embedded in the groove body part, and the protruding parts on the convex rod body parts are embedded in the limiting groove body part to realize clamping.

The utility model discloses a further improvement lies in: the outer end faces of the two straight pipe bodies which are contacted with each other and the outer end faces of the two bent pipe bodies which are contacted with each other are provided with sealing rubber layers.

The utility model discloses a further improvement lies in: the inner walls of the straight pipe body and the bent pipe body are sequentially provided with a heat preservation layer, an anti-freezing layer and a heat insulation layer from inside to outside.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses set up return bend structure and straight tube structure in the outside of water pipe, realize fixing a position fixed connection through flange and the bolt of being connected between return bend structure and the straight tube structure, guarantee to have the cabin water pipe heat preservation antifreeze measure's of return bend portion full aspect coverage, guarantee that the high efficiency of cabin water pipe is frostproofing.

2. The bent pipe structure is formed by mutually clamping two bent pipe bodies, the straight pipe structure is formed by mutually clamping two straight pipe bodies, the first flange bodies on two sides of the two straight pipe bodies and the second flange bodies on two sides of the two bent pipe bodies are fixedly connected in a positioning mode through bolts, the bent pipe structure is convenient to install and disassemble, the anti-freezing efficiency is improved, and the labor intensity is reduced.

Description of the drawings:

fig. 1 is a schematic structural view of an anti-freezing structure for a cabin water pipe of a chemical tanker according to the present invention.

FIG. 2 isbase:Sub>A schematic sectional view taken along line A-A in FIG. 1.

FIG. 3 is a schematic sectional view of B-B in FIG. 1.

The reference numbers in the drawings:

1-straight pipe structure, 2-bent pipe structure and 3-bolt;

11-a straight pipe body, 12-a first clamping group, 13-a first flange body, 14-a first bolt hole, 15-an insulating layer, 16-an anti-freezing layer and 17-a heat insulation layer;

121-limit protruding parts and 122-limit grooves; 1211-convex rod body part, 1212-convex part and 1213-arc surface; 1221-groove body, 1222-limit concave body;

21-bent pipe body, 22-second clamping group, 23-second flange body and 24-second bolt hole.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms indicating orientation or positional relationship, such as those based on the drawings, are only for convenience of description and simplification of description, and do not indicate or imply that the structures or units indicated must have a specific orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise specifically stated or limited, terms such as "connected," "provided," "having," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or directly connected, and may be connected through an intermediary, and those skilled in the art can understand the basic meaning of the terms in the present invention according to specific situations.

Fig. 1 shows an embodiment of an anti-freezing structure for a cabin water pipe of a chemical tanker according to the present invention, which includes a straight pipe structure 1 and a bent pipe structure 2, wherein the straight pipe structure 1 and the bent pipe structure 2 are fixedly connected in a sealed manner by a plurality of bolts 3 distributed circumferentially at equal intervals;

the straight pipe structure 1 is formed by connecting two axisymmetric straight pipe bodies 11, the two straight pipe bodies 11 are connected through a first clamping group 12 to form an annular structure, two side ends of each straight pipe body 11 are respectively provided with a first flange body 13, the two straight pipe bodies 11 are connected with the first flange bodies 13 at the same side end to form the annular structure, and the first flange bodies 13 are provided with a plurality of first bolt holes 14 which are distributed at equal intervals; the bent pipe structure 2 is formed by connecting two axisymmetric bent pipe bodies 21, the two bent pipe bodies 21 are oppositely arranged and fixedly connected through a second clamping group 22, second flange bodies 23 are arranged at two side ends of the bent pipe bodies 21, the second flange bodies 23 at the side ends of the two bent pipe bodies 21 are connected to form a ring-shaped structure, a plurality of second bolt holes 24 distributed at equal intervals are formed in the second flange bodies 23, the first bolt holes 14 in the first flange bodies 13 correspond to the second bolt holes 24 in the corresponding second flange bodies 23 and are connected sequentially through bolts 3, and therefore the straight pipe structure 1 and the bent pipe structure 2 are connected and fixed.

The utility model discloses set up return bend structure 2 and straight tube structure 1 in the outside of water pipe 4, realize fixing a position fixed connection through flange and the bolt 3 of being connected between return bend structure 2 and the straight tube structure 1, guarantee the all-round coverage rate of the cabin water pipe heat preservation antifreeze measure that has return bend portion, guarantee that the high efficiency of cabin water pipe is frostproofing.

The bent pipe structure 2 is formed by mutually clamping two bent pipe bodies 21, the straight pipe structure 1 is formed by mutually clamping two straight pipe bodies 11, the first flange bodies 13 on two sides of the two straight pipe bodies 11 and the second flange bodies 23 on two sides of the two bent pipe bodies 21 are fixedly connected in a positioning mode through bolts 3, the installation and the disassembly are convenient, the anti-freezing efficiency is improved, and the labor intensity is reduced.

Further, as shown in fig. 2 and fig. 3, the first clamping group 12 and the second clamping group 22 each include two limiting protrusions 121, the two limiting protrusions 121 are disposed at the side end of the corresponding straight pipe body 11 or the corresponding bent pipe body 21, the two limiting protrusions 121 are disposed up and down, the first clamping group further includes two limiting grooves 122 disposed on the corresponding other straight pipe body 11 or the corresponding other bent pipe body 21, and the two limiting grooves 122 are sequentially connected with the two limiting protrusions 121 in a matching manner, so that the connection between the corresponding two straight pipe bodies 11 or the corresponding two bent pipe bodies 21 is achieved.

Further, the limiting protrusion member 121 includes two protruding rod body portions 1211 extending outward vertically, an outer end surface of the protruding rod body portion 1211 is provided with a protrusion portion 1212, the outer end surface of the protrusion portion 1212 is an arc surface 1213 with an inward opening, and a gap is formed between the two protruding rod body portions 1211;

the limiting groove 122 includes a groove 1221 for embedding the two convex rod body portions 1211 and limiting concave body portions 1222 disposed on two side walls of the groove 1221, the two convex rod body portions 1211 are embedded in the groove 1221, and the protrusion 1212 on the convex rod body portion 1211 is embedded in the limiting concave body portion 1222 to achieve the clamping.

The operation steps are as follows: the bent pipe structure 2 is coated on the outer side at the bent pipe position of the water pipe 4 in a clamping mode, a bolt 3 is inserted into any second bolt hole 24 of a second flange body 23 of the bent pipe structure 2, one end of the bolt 3 protrudes out of the second flange body 23, a straight pipe body 11 is placed at the straight pipe position of the water pipe 4, the bolt 3 is inserted into a first bolt hole 14 of the straight pipe body 11, the primary positioning of the straight pipe body 11 is completed, the other bolts 3 are installed to enable the straight pipe body 11 to be fixed with the bent pipe structure 2, the other straight pipe body 11 is clamped on the opposite surface of the straight pipe body 11, the two straight pipe bodies 11 are connected in a embedded mode through a first clamping group 12, and the first flange body 13 on the other straight pipe body 11 and the second flange body 23 of the bent pipe structure 2 are fixed through the bolts 3.

Further, the outside terminal surface that two straight tube bodies 11 contacted and the outside terminal surface that two curved tube bodies 21 contacted all have sealing rubber layer to guarantee the leakproofness between straight tube structure 1 and the bent pipe structure 2, thereby guarantee the effect of preventing frostbite that keeps warm.

Further, the inner walls of the straight pipe body 11 and the curved pipe body 21 are sequentially provided with a heat insulation layer 15, an anti-freezing layer 16 and a heat insulation layer 17 from inside to outside.

The present invention is not limited to the above-described embodiments, and the description of the embodiments and the description is only illustrative of the principles of the present invention, and various changes and modifications can be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An anti-freezing structure for a cabin water pipe of a chemical ship is characterized in that: the connecting structure comprises a straight pipe structure (1) and an elbow pipe structure (2), wherein the straight pipe structure (1) and the elbow pipe structure (2) are fixedly connected in a sealing manner through a plurality of bolts (3) which are distributed at equal intervals and circumferentially;

the straight pipe structure (1) is formed by connecting two axisymmetric straight pipe bodies (11), the two straight pipe bodies (11) are connected through a first clamping group (12) to form a ring-shaped structure, first flange bodies (13) are arranged at two side ends of each straight pipe body (11), the two straight pipe bodies (11) are connected with the first flange bodies (13) at the same side end to form the ring-shaped structure, and a plurality of first bolt holes (14) distributed at equal intervals are formed in the first flange bodies (13); bent pipe structure (2) are formed by connecting two axisymmetric curved pipe bodies (21), two curved pipe bodies (21) set up in opposite directions and through second joint group (22) fixed connection, the both sides end of curved pipe body (21) all has second flange body (23), the second flange body (23) of two curved pipe body (21) sides are connected and are formed ring shape structure, and have a plurality of equidistant second bolt holes (24) that distribute on second flange body (23), first bolt hole (14) on first flange body (13) and second bolt hole (24) on the second flange body (23) that correspond are corresponding and loop through bolt (3) and realize connecting to realize being connected fixedly between straight tube structure (1) and bent pipe structure (2).

2. The antifreeze structure for chemical ship cabin water pipe of claim 1, wherein: first joint group (12) and second joint group (22) all include two spacing protruding pieces (121), two spacing protruding pieces (121) set up the side at a straight tube body (11) or a curved body (21) that correspond, two spacing protruding pieces (121) set up from top to bottom, still including setting up two spacing recess (122) on another straight tube body (11) or another curved body (21) that correspond, two spacing recess (122) are connected with two spacing protruding pieces (121) cooperation in proper order to realize the connection of two straight tube bodies (11) or two curved body (21) that correspond.

3. The antifreeze structure for chemical ship cabin water pipe of claim 2, wherein: the limiting protruding piece (121) comprises two protruding rod body parts (1211) extending outwards and vertically, a protruding part (1212) is arranged on the outer side end face of each protruding rod body part (1211), the outer side end face of each protruding part (1212) is an arc surface (1213) with an inward opening, and a gap is formed between the two protruding rod body parts (1211);

the limiting groove (122) comprises a groove body part (1221) allowing two convex rod body parts (1211) to be embedded and limiting concave body parts (1222) arranged on two side walls of the groove body part (1221), the two convex rod body parts (1211) are embedded in the groove body part (1221), and a protruding part (1212) on the convex rod body part (1211) is embedded in the limiting concave body part (1222) to achieve clamping.

4. The antifreeze structure for chemical ship cabin water pipe of claim 3, wherein: and the outer end faces of the two straight pipe bodies (11) which are contacted with each other and the outer end faces of the two bent pipe bodies (21) which are contacted with each other are provided with sealing rubber layers.

5. The antifreeze structure for a cabin water pipe of a chemical ship according to any one of claims 1 to 4, wherein: the inner walls of the straight pipe body (11) and the bent pipe body (21) are sequentially provided with a heat insulation layer (15), an anti-freezing layer (16) and a heat insulation layer (17) from inside to outside.