CN218152990U

CN218152990U - Heating device for winter protection natural gas pipeline

Info

Publication number: CN218152990U
Application number: CN202221121386.8U
Authority: CN
Inventors: 王力; 李韬
Original assignee: Henan Guotai High Tech Drilling And Production Engineering Co ltd
Current assignee: Henan Guotai High Tech Drilling And Production Engineering Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-12-27
Anticipated expiration: 2032-05-11

Abstract

The utility model relates to a heating device for natural gas line is protected in winter relates to natural gas equipment technical field, including the heat pipe, suit in the heat insulating pipe in the heat pipe outside, be located the inboard hanging wire board of heat insulating pipe, twine the branch pipe in the heat pipe outside through the hanging wire board, the heat insulating pipe is including the pipe body that can open and shut, the heat pipe includes two semicircle heat-conducting plates that can open and shut, two semicircle heat-conducting plates link to each other in order to constitute the inner chamber that holds the natural gas line, the pore has been seted up on the hanging wire board, the hanging wire board sets up along the inner wall circumference interval of heat pipe, the branch pipe is provided with a plurality of and a plurality of branch pipes and all sets up along the length direction interval of arbitrary hanging wire board, the head end of a branch pipe between the adjacent branch pipe is whole with the tail end releasable connection of another branch pipe behind the pore that arbitrary hanging wire board was passed in proper order to arbitrary branch pipe. The device is convenient for on-site construction and installation, and has good cold-heat exchange effect and energy conservation.

Description

Heating device for winter protection natural gas pipeline

Technical Field

The utility model relates to a heating device for natural gas line is protected in winter relates to natural gas equipment technical field.

Background

Natural gas is a mixture of hydrocarbons and non-hydrocarbon gases naturally accumulated in a stratum, is a high-quality fuel and chemical raw material, and can be used for manufacturing carbon black, chemicals, liquefied petroleum gas and the like. The natural gas is used as energy, so that the consumption of coal and petroleum can be reduced, and the problem of environmental pollution is solved. Due to the special geographical environment of China, the natural gas reserves have the characteristic of more west and less east, so that the formation of the west-east gas transportation project is promoted. When natural gas is transported, the natural gas is transported after being compressed into a liquid state, pipelines are easy to be frozen and blocked in the transportation process, and the natural gas pipelines are mainly subjected to anti-freezing and heat preservation by adopting pipeline heating in the prior art.

The existing pipeline heating adopts a water pipe to wind the pipeline, the two ends of the water pipe are respectively communicated with the water outlet end and the water return end of the heating device, and the heating of the pipeline is realized through the cold and heat exchange between the water pipe and the pipeline.

The applicant has found that the prior art has at least the following technical problems: the winding of the pipeline needs to be carried out on site, the heat exchange rate of the pipeline is low, and the heat waste is serious.

Disclosure of Invention

An object of the utility model is to provide a heating device for natural gas pipeline is protected in winter to solve the extravagant serious problem of heat in the prior art.

In order to solve the problem, the utility model relates to a heating device for winter protection natural gas pipeline adopts following technical scheme:

the utility model provides a pair of heating device for winter protection natural gas pipeline, including the spooler of wire winding usefulness, the spooler includes the heat pipe, suit in the heat pipe outside the heat pipe heat insulation pipe, be located the wiring board of heat insulation pipe inboard, twine the branch pipe in the heat insulation pipe outside through the wiring board, the heat insulation pipe includes the pipe body that can open and shut, the pipe body includes two semi-circular heat insulating boards that one end is articulated each other and other end releasable connection, two semi-circular heat insulating boards link to each other in order to enclose into cylindrical cavity, two semi-circular heat insulating boards antiport are in order to constitute the passageway that natural gas pipeline can get into in the cavity; the heat conduction pipe comprises two semicircular heat conduction plates, two ends of the two semicircular heat conduction plates are respectively abutted to form an inner cavity for containing the natural gas pipeline, and when the two ends of the two semicircular heat conduction plates are respectively abutted to each other, the inner walls of the heat conduction plates are abutted to the outer wall of the natural gas pipeline; pore channels through which the branch pipes pass are arranged on the wire hanging plate at intervals along the length direction of the wire hanging plate, the upper wall and the lower wall of the wire hanging plate are respectively connected with the heat insulation pipe and the heat conduction pipe, and the wire hanging plate is spirally arranged at intervals along the circumferential direction of the inner wall of the heat insulation pipe; the branch pipes are arranged in a plurality of numbers, the branch pipes are arranged at intervals along the length direction of any wiring board, any branch pipe is spirally wound for a circle along the circumferential direction of the inner wall of the heat conduction pipe, and the branch pipes sequentially penetrate through the pore canals of all the wiring boards in the winding process, so that any branch pipe is inclined relative to the axial direction of the heat conduction pipe, and adjacent branch pipes are connected end to end through the pipe connector.

Preferably, the heat insulation pipe further comprises an access cover, the pipe body is provided with an access window communicated with the pipe body, and the shape of the access cover is matched with that of the access window, so that the access cover can be buckled on the access window.

The utility model provides a pair of heating device for winter protection natural gas pipeline, the difference with prior art lies in, this device adopts the heat pipe to pipeline heat conduction, realizes the heat equilibrium of pipeline, adopts thermal-insulated pipe thermal-insulated, realizes the heat of branch pipe and keeps, adopts the mode that heating device can open and shut simultaneously to make things convenient for its one body to embolia on having built perfect pipeline, adopts the branch pipe can dismantle the mode of connection and accomplish its fast assembly simultaneously.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described as follows:

FIG. 1 is a front view of a heating device for a winter preserving natural gas pipeline;

FIG. 2 is a top view of a heating device for a winter preserving natural gas pipeline;

FIG. 3 is an exploded view of the insulated pipe;

fig. 4 is a schematic structural diagram of the wire hanging plate;

description of reference numerals: 1. a heat conducting pipe; 2. a wire hanging plate; 3. a heat insulating pipe; 31. an access cover; 32. a tube body; 4. a branch pipe; 5. a pipe connector; 6. a hinge point; 7. and (4) connecting through bolts.

Detailed Description

In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

Example one

The embodiment provides a heating device for a winter protection natural gas pipeline, as shown in fig. 1, comprising a winder for winding, wherein the winder comprises a heat conduction pipe 1, a heat insulation pipe 3 sleeved outside the heat conduction pipe 1, a wire hanging plate 2 positioned inside the heat insulation pipe 3, and a branch pipe 4 wound outside the heat insulation pipe 3 through the wire hanging plate 2.

The heat insulation pipe 3 comprises a pipe body 32 capable of being opened and closed, the pipe body 32 comprises two semicircular heat insulation plates, one ends of the semicircular heat insulation plates are mutually hinged (a hinged point 6 in an attached drawing 1) and the other ends of the semicircular heat insulation plates are detachably connected (a bolt connection 7 in an attached drawing 2), the two semicircular heat insulation plates are connected to form a cylindrical cavity, the two semicircular heat insulation plates rotate reversely to form a channel in which a natural gas pipeline can enter the cavity, the hinged mode and the detachable mode related to the semicircular heat insulation plates are conventional technical means in the mechanical field, the application does not state the specific structure of the semicircular heat insulation plates, as long as the two semicircular heat insulation plates can rotate oppositely and reversely by taking the hinged point as a rotation axis, when the semicircular heat insulation plates rotate oppositely, two ends of the two semicircular heat insulation plates can be attached to form a cylindrical whole, and when the semicircular heat insulation pipes are rotated reversely, the heat insulation pipes 3 which are integrally cylindrical can be opened and closed outwards to form a channel through which the pipeline can penetrate. The detachable connection mode can adopt various forms such as bolt connection, buckle connection and the like, and the detachable connection mode can be realized only by locking and unlocking the positions of the two semicircular heat insulation plates which are attached to each other.

The heat pipe 1 includes two semicircle heat-conducting plates, and the both ends of two semicircle heat-conducting plates are mutual butt respectively in order to constitute the inner chamber that holds the natural gas pipeline, and when the both ends of two semicircle heat-conducting plates were mutual butt respectively and are enclosed the column inner chamber of synthetic matching line, the inner wall of heat-conducting plate offseted with the outer wall of natural gas pipeline. The heat-conducting plate sets up to the copper, and the heat insulating board includes the foam blanket and laminates in the metal sheet in the foam blanket outside, and the foam blanket is towards heat pipe 1 side.

Offer the pore that link up along 1 circumferential direction of heat pipe on the wiring board 2, heat insulating tube 3 and heat pipe 1 are connected respectively to the upper and lower two walls of wiring board 2, wiring board 2 sets up along the inner wall circumference interval of heat pipe 1, branch pipe 4 is provided with a plurality ofly, the length direction interval that arbitrary wiring board 2 was all followed to a plurality of branch pipes 4 sets up, arbitrary branch pipe 4 passes arbitrary wiring board 2's pore back in proper order, arbitrary branch pipe 4's head and the tail both ends all are located the interval within range (this is the same and is located same interval) that constitutes by two same wiring boards 2, the head end of a branch pipe 4 between the adjacent branch pipe 4 is whole through 5 releasable connection of connecting pipe ware with the tail end of another branch pipe 4, so that arbitrary district section is roughly the same or the same with wiring board 2's angle in the whole pipe that makes to constitute.

As an alternative embodiment, the space between the heat conductive pipes 1 and the heat insulating plate is filled with foamed plastic.

As an alternative embodiment, orifices through which the branch pipes 4 pass are arranged on the wire hanging plate 2 at intervals along the length direction of the wire hanging plate, the distance between adjacent orifices of the same wire hanging plate 2 is the same, the orifices are arranged obliquely relative to the wire hanging plate 2, so that the extension state of the branch pipes 4 after passing through the orifices is in a circumferential spiral extension state compared with the heat conducting pipes 1, the upper wall and the lower wall of the wire hanging plate 2 are respectively connected with the heat insulating pipe 3 and the heat conducting pipes 1, and the wire hanging plate 2 is arranged at intervals along the circumferential direction of the inner wall of the heat insulating pipe 3; the radial cross section of the pore is in a semi-circular arc shape, and the lower end face of the pore is abutted against the heat conducting pipe 1, so that after the branch pipe 4 is inserted into the pore, the branch pipe 4 is attached to the surface of the heat conducting pipe 1.

As an optional implementation manner, a side of the wire hanging plate 2, which abuts against the heat conducting plate, is inwards concavely provided with a groove for accommodating the branch pipes 4, the groove of the wire hanging plate 2 extends along the length direction thereof to accommodate a plurality of branch pipes 4, the groove of the wire hanging plate 2 and the heat conducting plate are matched to form a channel through which the branch pipes 4 pass, any branch pipe 4 is circumferentially wound around the inner wall of the heat conducting plate 1 and sequentially passes through the grooves of all the wire hanging plates 2 in the winding process, the head end and the tail end of any branch pipe 4 are all located in an interval range formed by the same two wire hanging plates 2 (the same means being located in the same interval), and the head end of one branch pipe 4 between the adjacent branch pipes 4 is detachably connected with the tail end of the other branch pipe 4 through a pipe connector 5 to form a whole, so that the angle between any section and the wire hanging plate 2 in the whole pipe is approximately the same or the same.

As an optional embodiment, the heat insulation pipe 3 further includes an access cover 31, the pipe body 32 is provided with an access window communicated therein, the shape of the access cover 31 is matched with the shape of the access window, so that the access cover 31 can be fastened on the access window, one end of the access cover 31 is hinged to the pipe body 32, and the other end of the access cover 31 is fixedly connected to the pipe body 32 through a lock/bolt.

The branch pipes 4 form the whole cold-heat exchange pipe, the head end of one branch pipe 4 of the two branch pipes 4 positioned on the outermost side in the front-back direction of the wiring board 2 is used for being connected with the water supply end of the cold-heat exchanger, and the tail end of the other branch pipe 4 is used for being connected with the water return end of the cold-heat exchanger.

The pipe connector is a joint for directly connecting two pipes, is a conventional component, is also called a water pipe joint, a quick-release type water-through joint and the like, and the branch pipe is a hose.

Finally, it should be noted that: the above embodiments are only used for illustration and not for limiting the technical solution of the present invention, and any equivalent substitutions and modifications or partial substitutions which do not depart from the spirit and scope of the present invention should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a heating device for natural gas pipeline is protected in winter, its characterized in that, including the spooler of wire winding usefulness, the spooler includes heat pipe, suit in the heat pipe outside thermal-insulated pipe, be located the inboard wiring board of thermal-insulated pipe, twine the branch pipe in the heat pipe outside through the wiring board, wherein:

the heat insulation pipe comprises a pipe body capable of being opened and closed, the pipe body comprises two semicircular heat insulation plates, one ends of the semicircular heat insulation plates are hinged with each other, the other ends of the semicircular heat insulation plates are detachably connected, the two semicircular heat insulation plates are connected to enclose a columnar cavity, and the two semicircular heat insulation plates rotate reversely to form a channel through which a natural gas pipeline can enter the cavity;

the heat conduction pipe comprises two semicircular heat conduction plates, two ends of the two semicircular heat conduction plates are respectively butted with each other to form an inner cavity for accommodating the natural gas pipeline, and when the two ends of the two semicircular heat conduction plates are respectively butted with each other, the inner walls of the heat conduction plates are butted with the outer wall of the natural gas pipeline;

the wire hanging plate is provided with a pore canal which is communicated along the circumferential direction of the heat conduction pipe, the upper wall and the lower wall of the wire hanging plate are respectively connected with the heat insulation pipe and the heat conduction pipe, and the wire hanging plate is arranged at intervals along the circumferential direction of the inner wall of the heat conduction pipe;

the branch pipe is provided with a plurality ofly, and a plurality of branch pipes all set up along the length direction interval of arbitrary wiring board, and arbitrary branch pipe passes the head end of a branch pipe between the adjacent branch pipe behind the pore of arbitrary wiring board in proper order and is whole with the tail end releasable connection of another branch pipe.

2. The heating device for the winter protection natural gas pipeline as claimed in claim 1, wherein a plurality of the pore canals are arranged at intervals along the length direction of the wire hanging plate, any branch pipe spirally winds along the circumferential direction of the inner wall of the heat conduction pipe for a circle and sequentially passes through one pore canal of all the wire hanging plates in the winding process, any branch pipe is inclined relative to the axial direction of the heat conduction pipe, the inclination angles of the branch pipes relative to the wire hanging plate are the same, so that the branch pipes are parallel, and adjacent branch pipes are connected end to end through the pipe connector.

3. The heating device for the winter protection natural gas pipeline as claimed in claim 1, wherein the side of the wire hanging plate, which is opposite to the heat conducting plate, is inwards provided with a groove for accommodating the branch pipe, the groove of the wire hanging plate and the heat conducting plate are matched to form a passage through which the branch pipe passes, and any branch pipe is wound along the circumferential direction of the inner wall of the heat conducting pipe for one circle and sequentially passes through the grooves of all the wire hanging plates in the winding process.

4. The heating device for the winter protection natural gas pipeline according to claim 2 or 3, wherein the heat insulation pipe further comprises an access cover, the pipe body is provided with an access window communicated with the pipe body, and the shape of the access cover is matched with the shape of the access window, so that the access cover can be buckled on the access window.