Pipe body heating jacket assembly

Abstract

The utility model discloses a pipe body heating sleeve assembly which comprises a pipe body and further comprises a heating mechanism, the periphery of the pipe body is coated with the heating mechanism, and the heating mechanism comprises an outer spacer bush, an inner spacer bush, an electric heating sleeve, an outer air bag, an inner air bag, a connecting air bag and a cavity. An inner spacer bush wrapping the periphery of the tank body is arranged in the outer spacer bush, an electric heating sleeve is attached to the inner wall of the inner spacer bush, the outer air bag, the inner air bag and the connecting air bag are inflated, so that the connecting air bag jacks up the outer air bag and the inner air bag, and an exhaust pipe is connected with external vacuumizing equipment to vacuumize the interior of a cavity while inflation is conducted; the interior of the cavity is close to the vacuum environment, then the pipe body is heated through the electric heating sleeve, heat preservation and heat insulation are conducted through the heat preservation materials in the outer spacer bush and the inner spacer bush, and meanwhile the cavity structure close to the vacuum state can further reduce heat loss and improve the heating and heat preservation effects of the assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe heating, in particular to a pipe heating sleeve component. Background Art

[0002] Pipeline heating refers to a treatment method that heats and insulates pipelines by adding equipment, etc. Its main purpose is to increase the operating temperature of the pipe body or reduce the heat loss inside the hot pipe. It is widely used in petrochemical pipelines, steam transmission pipelines, etc.

[0003] The existing pipe body heating sleeves have the following disadvantages when in use: the existing pipe body heating sleeves are generally composed of a heating structure and a thermal insulation structure. The thermal insulation structure is generally made of polyurethane foam or glass fiber cotton. Although it has a certain thermal insulation effect, due to direct contact with the external environment, heat loss is still relatively fast, and there is room for improvement. For this reason, we propose a pipe body heating sleeve assembly. Utility Model Content

[0004] The main purpose of the utility model is to provide a pipe heating sleeve assembly, which can not only heat the pipe body, but also improve the thermal insulation effect of the equipment and reduce heat loss by installing a heating mechanism outside the pipe body, thereby effectively solving the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A tube body heating sleeve assembly comprises a tube body and a heating mechanism, wherein the tube body is coated with the heating mechanism, the heating mechanism comprises an outer spacer, an inner spacer, an electric heating sleeve, an outer airbag, an inner airbag, a connecting airbag and a cavity, the outer spacer is provided with an inner spacer coated on the outer periphery of the tank body, and the inner spacer has an inner wall with the electric heating sleeve attached, the outer spacer is bonded to the inner wall with the outer airbag, and the inner spacer is bonded to the outer wall with the inner airbag, the outer airbag is connected to the inner airbag via a connecting airbag, and a cavity is provided between the outer airbag and the inner airbag.

[0007] Furthermore, it also includes an auxiliary mechanism, the surface of the outer spacer is provided with an auxiliary mechanism, the auxiliary mechanism includes Velcro and a containing bag, the connection between the ends of the outer spacer and the inner spacer is sewn with Velcro, and one side of the surface of the outer spacer is sewn with a containing bag; when the outer spacer and the inner spacer are wrapped around the outer periphery of the tube body, the Velcro is connected at the end connection to achieve docking and fixation, and a containing bag is sewn on one side of the surface of the outer spacer, and a supporting thermostat can be installed inside to achieve regulation and control of the operating temperature of the electric heating sleeve through the thermostat.

[0008] Furthermore, an inflation tube connected to the interior of the outer airbag is installed at the bottom of the outer spacer; inflation of the outer airbag, the inner airbag and the interior of the connecting airbag is achieved through the inflation tube structure.

[0009] Furthermore, an exhaust pipe connected to the interior of the cavity is installed at the bottom of the outer spacer sleeve, and a valve is installed inside the exhaust pipe. A piston is inserted at the end of the inflation pipe; the valve and the piston jointly control the opening and closing of the exhaust pipe.

[0010] Furthermore, a temperature controller is placed inside the containing bag and a control end of the temperature controller is connected to a control end of the electric heating jacket; the containing bag structure is convenient for installing the temperature controller and fixing its position.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the outer circumference of the tube body to be heated is covered with an outer spacer and an inner spacer, and after the outer spacer and the inner spacer are covered, air is inflated into the outer airbag, the inner airbag and the connecting airbag through the inflation tube, so that the connecting airbag lifts the outer airbag and the inner airbag, and at the same time of inflation, the exhaust pipe is connected to the external vacuum equipment to vacuum the inside of the cavity, so that the inside of the cavity is close to a vacuum environment, and then the tube body is heated by the electric heating sleeve, and the insulation material inside the outer spacer and the inner spacer is used for insulation. At the same time, the cavity structure close to the vacuum state can further reduce heat loss and improve the heating and insulation effect of the component; when the outer spacer and the inner spacer are covered on the outer circumference of the tube body, they are docked and fixed at the end connection by Velcro, and a filling bag is sewn on one side of the surface of the outer spacer, and a supporting thermostat can be installed inside, and the operating temperature of the electric heating sleeve can be adjusted and controlled by the thermostat. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a pipe heating sleeve assembly.

[0013] Figure 2 It is a schematic diagram of the installation cross-sectional structure of a heating mechanism of a pipe heating sleeve assembly of the utility model.

[0014] Figure 3 The utility model is a pipe heating sleeve assembly Figure 2 Enlarged structural diagram at A in the middle.

[0015] In the figure: 1. tube body; 2. heating mechanism; 201. outer spacer; 202. inner spacer; 203. electric heating sleeve; 204. outer air bag; 205. inner air bag; 206. connecting air bag; 207. cavity; 208. inflation tube; 209. exhaust tube; 210. valve; 211. piston; 3. auxiliary mechanism; 301. Velcro; 302. filling bag; 303. temperature controller. DETAILED DESCRIPTION

[0016] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0017] like Figure 1-3 As shown, a tube body heating sleeve assembly includes a tube body 1 and a heating mechanism 2, the outer periphery of the tube body 1 is coated with the heating mechanism 2, the heating mechanism 2 includes an outer spacer 201, an inner spacer 202, an electric heating sleeve 203, an outer airbag 204, an inner airbag 205, a connecting airbag 206 and a cavity 207, the inner wall of the outer spacer 201 is provided with an inner spacer 202 coated on the outer periphery of the tank body, and the inner wall of the inner spacer 202 is adhered to the electric heating sleeve 203, the inner wall of the outer spacer 201 is bonded with the outer airbag 204, and the outer wall of the inner spacer 202 is bonded with the inner airbag 205, the outer airbag 204 and the inner airbag 205 are connected by the connecting airbag 206, and a cavity 207 is opened between the outer airbag 204 and the inner airbag 205.

[0018] Among them, it also includes an auxiliary mechanism 3, the auxiliary mechanism 3 is arranged on the surface of the outer spacer 201, the auxiliary mechanism 3 includes Velcro 301 and a filling bag 302, the connection between the ends of the outer spacer 201 and the inner spacer 202 is sewn with Velcro 301, and the filling bag 302 is sewn on one side of the surface of the outer spacer 201; when the outer spacer 201 and the inner spacer 202 are wrapped around the outer periphery of the tube body 1, the Velcro 301 is docked and fixed at the end connection, and the filling bag 302 is sewn on one side of the surface of the outer spacer 201, and a supporting thermostat 303 can be installed inside, and the operating temperature of the electric heating sleeve 203 is adjusted and controlled by the thermostat 303.

[0019] Among them, an inflation tube 208 connected to the interior of the outer airbag 204 is installed at the bottom of the outer spacer sleeve 201, and an exhaust tube 209 connected to the interior of the cavity 207 is installed at the bottom of the outer spacer sleeve 201, and a valve 210 is installed inside the exhaust tube 209, and a piston 211 is inserted at the end of the inflation tube 208; inflation of the outer airbag 204, the inner airbag 205 and the connecting airbag 206 is achieved through the inflation tube 208 structure, and the valve 210 and the piston 211 jointly control the opening and closing of the exhaust tube 209.

[0020] A thermostat 303 is placed inside the containing bag 302 and a control end of the thermostat 303 is connected to a control end of the electric heating jacket 203 ; the structure of the containing bag 302 is convenient for installing the thermostat 303 and fixing its position.

[0021] It should be noted that the utility model is a tube heating sleeve assembly. When in use, the outer periphery of the tube 1 to be heated is covered with an outer spacer sleeve 201 and an inner spacer sleeve 202. After the outer spacer sleeve 201 and the inner spacer sleeve 202 are covered, the outer airbag 204, the inner airbag 205 and the connecting airbag 206 are inflated through the inflation tube 208, so that the connecting airbag 206 lifts the outer airbag 204 and the inner airbag 205. At the same time as the inflation, the exhaust pipe 209 is connected to an external vacuum pumping device to vacuum the inside of the cavity 207, so that the inside of the cavity 207 is close to a vacuum environment, and then the electric heating sleeve 20 3 The pipe body 1 is heated, and the heat preservation and heat insulation are carried out by using the heat preservation materials inside the outer spacer 201 and the inner spacer 202. At the same time, the cavity 207 structure which is close to the vacuum state can further reduce the heat loss and improve the heating and heat preservation effect of the component; when the outer spacer 201 and the inner spacer 202 are wrapped around the outer periphery of the pipe body 1, they are fixed at the end connection by the docking of the Velcro 301, and a containing bag 302 is sewn on one side of the surface of the outer spacer 201, and a supporting thermostat 303 can be installed inside, and the operating temperature of the electric heating sleeve 203 is adjusted and controlled by the thermostat 303.

[0022] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A pipe heating jacket assembly, comprising a pipe (1), characterized in that: The invention also comprises a heating mechanism (2). The outer periphery of the tube body (1) is covered with the heating mechanism (2). The heating mechanism (2) comprises an outer spacer (201), an inner spacer (202), an electric heating sleeve (203), an outer air bag (204), an inner air bag (205), a connecting air bag (206) and a cavity (207). The inner spacer (202) covering the outer periphery of the tank body is arranged inside the outer spacer (201), and the inner wall of the inner spacer (202) is bonded with the electric heating sleeve (203). The inner wall of the outer spacer (201) is bonded with the outer air bag (204), and the outer wall of the inner spacer (202) is bonded with the inner air bag (205). The outer air bag (204) and the inner air bag (205) are connected via a connecting air bag (206), and a cavity (207) is provided between the outer air bag (204) and the inner air bag (205).

2. A pipe heating jacket assembly according to claim 1, characterized in that: The invention also comprises an auxiliary mechanism (3), wherein the surface of the outer spacer (201) is provided with the auxiliary mechanism (3), wherein the auxiliary mechanism (3) comprises a Velcro (301) and a containing bag (302), the connection between the ends of the outer spacer (201) and the inner spacer (202) is sewn with the Velcro (301), and the surface of the outer spacer (201) is sewn with the containing bag (302) on one side.

3. A pipe heating jacket assembly according to claim 1, characterized in that: An inflation tube (208) connected to the interior of the outer air bag (204) is installed at the bottom of the outer spacer (201).

4. A pipe heating jacket assembly according to claim 3, characterized in that: An air extraction pipe (209) connected to the interior of the cavity (207) is installed at the bottom of the outer spacer (201), and a valve (210) is installed inside the air extraction pipe (209). A piston (211) is inserted at the end of the inflation pipe (208).

5. The pipe heating jacket assembly according to claim 2, characterized in that: A temperature controller (303) is placed inside the containing bag (302), and a control end of the temperature controller (303) is connected to a control end of the electric heating jacket (203).

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