Heat tracing band heating anti-freezing device for fire-fighting pipeline

Abstract

The utility model relates to the technical field of heating anti-freezing devices of heat tracing belts, and discloses a heating anti-freezing device of a heat tracing belt for a fire-fighting pipeline, which comprises a buckle and a fire-fighting pipe, an insertion hole is arranged in the buckle, a cushion block is fixedly connected to the outer surface of the fire-fighting pipe, one end of the cushion block is fixedly connected with a metal plug, and the other end of the cushion block is fixedly connected with a connecting rod. Movable shafts are fixedly installed on the two side faces of the buckle, clamping blocks are rotationally connected to the outer portions of the movable shafts, the clamping blocks are clamped into cushion blocks, screws are in threaded connection with the interiors of the cushion blocks and the fire-fighting pipe, and two bolts are in threaded connection with the front face of the buckle; the bottom of the bolt is provided with a threaded hole, the interior of the threaded hole is in threaded connection with a screw rod, one end of the screw rod is welded with a round block, and the front surface of the round block is welded with a spring. The anti-freezing heat tracing band has the following advantages and effects: the anti-freezing heat tracing band not only has heating and anti-freezing effects, but also has flame-retardant and waterproof effects.

Description

Technical Field

[0001] The utility model relates to the technical field of heating and antifreezing devices for heating belts, in particular to a heating and antifreezing device for heating belts used for fire-fighting pipelines. Background Art

[0002] At present, common electric heating tapes are basically ordinary self-limiting temperature electric heating tapes. Self-limiting temperature heating tapes can automatically limit the temperature during heating and automatically adjust the output power according to the temperature of the heated object without any additional equipment; they can be arbitrarily cut off or extended within a certain length range for use, and allow multiple cross-overlapping without the worry of high temperature overheating points and burning.

[0003] In the prior art, Chinese Patent Publication No. CN101697649A discloses an explosion-proof polymer self-controlling temperature heating belt, which includes two parallel heating wires, and a PTC material layer is evenly extruded on the heating wire. The PTC material layer is made of 82 parts of high-pressure low-density polyethylene, 9 parts of hexyne carbon black, 8 parts of zirconium oxide, and 1 part of trimethylol propane trimethacrylate. The PTC material layer is coated with an insulating layer, and the insulating layer is sequentially coated with an inner shielding layer and an inner sheath. The inner sheath is also sequentially coated with an outer shielding layer and an outer sheath. The above-mentioned explosion-proof self-controlling temperature heating belt adopts PTC material temperature control, as well as a double shielding layer and a double sheath structure. It not only has a small starting current, a high heating temperature, stable performance, but also good explosion-proof performance.

[0004] However, the existing heating tapes are generally fixedly wound around the pipes, which is very inconvenient to install and disassemble, and therefore need to be improved. Utility Model Content

[0005] The utility model aims to provide a heating and antifreezing device for a heating belt used for a fire-fighting pipeline, which has the effects of being flame-retardant, waterproof, enhancing the heating function and being easy to install and disassemble.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: a heating and antifreeze device for a heating tape for a fire-fighting pipe, comprising a buckle and a fire-fighting pipe, a jack is provided inside the buckle, a cushion block is fixedly connected to the outer surface of the fire-fighting pipe, one end of the cushion block is fixedly connected to a metal plug, movable shafts are fixedly installed on both side surfaces of the buckle, a clamping block is rotatably connected to the outside of the movable shaft, the clamping block is clamped in the inside of the cushion block, the cushion block and the inside of the fire-fighting pipe are both threadedly connected with screws, a bolt is threadedly connected to the front of the buckle, there are two bolts, a threaded hole is provided at the bottom of the bolt, a screw is threadedly connected to the inside of the threaded hole, a round block is welded at one end of the screw, a spring is welded at the front of the round block, a heating tape is provided at the bottom of the spring, a heating pad is provided at the bottom of the heating tape, and an electric heating wire is fixedly installed inside the heating pad.

[0007] By adopting the above technical solution, the installer first fixes the cushion block on the fire pipe, then inserts the buckle into the metal plug, and clamps the clamping block into the inside of the cushion block, thereby fixing the entire buckle. Next, the heating tape and heating pad can be placed in the middle of the buckle from the side, and then the spring and the bottom of the bolt are connected, and then inserted into the buckle from the front, and the two bolts are tightened through threaded connection until the heating tape and heating pad are fixed. This device is installed every two meters on the fire pipe, so this device can firmly fix the heating tape and heating pad on the outer wall of the fire pipe. When the staff starts the heating wire and the heating tape, the entire device begins to heat the fire pipe to prevent freezing.

[0008] The utility model is further configured as follows: a flame retardant protective layer is provided on the outer surface of the heating belt, a woven layer is provided inside the flame retardant protective layer, a waterproof layer is provided inside the woven layer, a heating resistor is provided inside the waterproof layer, and a wire is provided inside the heating resistor.

[0009] By adopting the above technical scheme, the flame retardant protective layer can achieve a flame retardant effect, the braided layer can be grounded to prevent static electricity, the waterproof layer can achieve the purpose of waterproofing, the heating resistor is used to generate heat and provide the required heat, and the wire is used to transmit current.

[0010] The utility model is further configured as follows: the diameter of the fire-fighting pipe is nine centimeters, a support rod is fixedly installed at the bottom of the fire-fighting pipe, and a base is fixedly installed at the bottom of the support rod.

[0011] By adopting the above technical solution, the nine-centimeter diameter can ensure sufficient water output during emergency firefighting. The support rod and base are used to support the fire-fighting pipes to prevent the pipes from getting damp and rusting when in contact with the ground.

[0012] The utility model is further configured as follows: the buckle and the cushion block are made of aluminum alloy, and the bolt is made of stainless steel.

[0013] By adopting the above technical solution, the aluminum alloy material is light, easy to hold and install and will not rust, and the combination of stainless steel bolts and aluminum alloy material will be more beautiful.

[0014] The utility model is further configured as follows: the material of the spring is silicon manganese spring steel, and the material of the screw is carbon steel.

[0015] By adopting the above technical solution, silicon manganese spring steel has better physical properties and service life, and the carbon steel screws have higher hardness and are convenient for drilling and fixing.

[0016] The utility model is further configured as follows: the flame retardant protective layer of the heating belt is made of flame retardant polyolefin material, and the waterproof layer is made of waterproof polyolefin material.

[0017] By adopting the above technical solution, the flame retardant polyolefin material has a good flame retardant effect, and the waterproof polyolefin material has a good waterproof effect.

[0018] The beneficial effects of the utility model are:

[0019] 1. The utility model fixes the heating tape and the heating pad through the arrangement of buckles, jacks, pads, metal plugs, movable shafts, clamping blocks, fire hoses, screws, bolts, threaded holes, screws, round blocks, springs, heating tapes, heating pads, and heating wires, and the tightness can be freely adjusted, which is also convenient for installation and disassembly.

[0020] 2. The utility model, through the arrangement of the flame retardant protective layer, the braided layer, the waterproof layer, the heating resistor and the conducting wire, makes the heating belt not only have the effect of heating and antifreezing, but also have the effects of flame retardancy and waterproofing. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the fire protection pipeline structure of the utility model;

[0024] Figure 3This is a schematic diagram of the axonometric view of the heating belt of the utility model;

[0025] Figure 4 It is a schematic diagram of the explosion structure of the bolt spring of the utility model.

[0026] In the figure, 1. buckle; 2. bolt; 3. round block; 4. screw; 5. threaded hole; 6. spring; 7. heating pad; 8. heating wire; 9. cushion block; 10. screw; 11. fire hose; 12. metal plug; 13. clamping block; 14. movable shaft; 15. socket; 16. heating belt; 17. support rod; 18. base; 19. flame retardant protective layer; 20. braided layer; 21. waterproof layer; 22. heating resistor; 23. wire. DETAILED DESCRIPTION

[0027] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-4A heating and antifreezing device for a heating belt for a fire-fighting pipe comprises a buckle 1 and a fire-fighting pipe 11. A plug hole 15 is provided inside the buckle 1. A cushion block 9 is fixedly connected to the outer surface of the fire-fighting pipe 11. A metal plug 12 is fixedly connected to one end of the cushion block 9. A movable shaft 14 is fixedly installed on both sides of the buckle 1. A clamping block 13 is rotatably connected to the outside of the movable shaft 14. The clamping block 13 is clamped in the inside of the cushion block 9. The cushion block 9 and the inside of the fire-fighting pipe 11 are both threadedly connected with a screw 10. A bolt 2 is threadedly connected to the front of the buckle 1. There are two bolts 2. A threaded hole 5 is provided at the bottom of the bolt 2. A screw rod 4 is threadedly connected to the inside of the threaded hole 5. A round block 3 is welded to one end of the screw 4. A spring 6 is welded to the front of the round block 3. A heating belt 16 is provided at the bottom of the spring 6. A heating pad 7 is provided at the bottom of the heating belt 16.The heating pad 7 is fixed with a heating wire inside. The installer first fixes the pad 9 on the fire pipe 11, then inserts the buckle 1 into the metal plug 12, and clamps the clamping block 13 into the pad 9, so as to fix the entire buckle 1. Next, the heating belt 16 and the heating pad 7 can be placed in the middle of the buckle 1 from the side, and then the spring 6 and the bottom of the bolt 2 are connected, and then inserted into the buckle 1 from the front, and the two bolts 2 are tightened through threaded connection until the heating belt 16 and the heating pad 7 are fixed. This device is installed every two meters on the fire pipe 11. Install one, so the device can firmly fix the heating belt 16 and the heating pad 7 on the outer wall of the fire pipe 11. When the staff starts the electric heating wire 8 and the heating belt 16, the whole device starts to heat the fire pipe 11 to prevent freezing. The outer surface of the heating belt 16 is provided with a flame retardant protective layer 19, the interior of the flame retardant protective layer 19 is provided with a braided layer 20, the interior of the braided layer 20 is provided with a waterproof layer 21, the interior of the waterproof layer 21 is provided with a heating resistor 22, and the interior of the heating resistor 22 is provided with a wire 23. The flame retardant protective layer 19 can have a flame retardant effect, and the braided layer 20 is provided with a waterproof layer 21. The waterproof layer 21 is provided with a heating resistor 22, and the heating resistor 22 is provided with a wire 23. The flame retardant protective layer 19 can have a flame retardant effect. 0 can be grounded to prevent static electricity, the waterproof layer 21 can be waterproof, the heating resistor 22 is used to generate heat and provide the required heat, the wire 23 is used to transmit current, the diameter of the fire hose 11 is nine centimeters, the bottom of the fire hose is fixedly installed with a support rod 17, and the bottom of the support rod 17 is fixedly installed with a base 18. The diameter of nine centimeters can ensure sufficient water output during emergency firefighting. The support rod 17 and the base 18 are used to support the fire hose 11 to prevent the pipe from contacting the ground and getting damp and rusting. The material of the buckle 1 and the pad 9 is aluminum alloy, and the material of the bolt 2 is Stainless steel and aluminum alloy are made to be light, easy to hold, easy to install and will not rust. The combination of stainless steel bolt 2 and aluminum alloy is more beautiful. The material of spring 6 is silicon-manganese spring steel, and the material of screw 10 is carbon steel. Silicon-manganese spring steel has better physical properties and service life. The screw 10 made of carbon steel has higher hardness and is convenient for drilling and fixing. The flame retardant protective layer 19 of the heating belt 16 is made of flame retardant polyolefin material, and the waterproof layer 21 is made of waterproof polyolefin material. The flame retardant polyolefin material has a good flame retardant effect, and the waterproof polyolefin material has a good waterproof effect.

[0029] In the utility model, the installer first fixes the pad 9 on the fire pipe 11, then inserts the buckle 1 into the metal plug 12, and clamps the clamping block 13 into the pad 9, so as to fix the entire buckle 1. Next, the heating belt 16 and the heating pad 7 can be placed in the middle of the buckle 1 from the side, and then the spring 6 and the bottom of the bolt 2 are connected, and then inserted into the buckle 1 from the front, and the two bolts 2 are tightened through threaded connection until the heating belt 16 and the heating pad 7 are fixed. This device is installed on the fire pipe 11 every two meters, so the device can firmly fix the heating belt 16 and the heating pad 7 on the outer wall of the fire pipe 11. When the staff starts the electric heating wire and the heating belt, the whole device starts to heat the fire pipe 11 to prevent freezing. Thereby achieving the effect of fixing the heating belt and the heating pad, and the tightness can be freely adjusted, and it is also convenient for installation and disassembly.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heating and antifreezing device for a heating tape for a fire-fighting pipe, comprising a buckle (1) and a fire-fighting pipe (11), characterized in that: The buckle (1) is provided with a plug hole (15) inside, the outer surface of the fire-fighting pipe (11) is fixedly connected with a cushion block (9), one end of the cushion block (9) is fixedly connected with a metal plug (12), movable shafts (14) are fixedly installed on both sides of the buckle (1), the outer part of the movable shaft (14) is rotatably connected with a clamping block (13), the clamping block (13) is clamped in the inside of the cushion block (9), the cushion block (9) and the inside of the fire-fighting pipe (11) are both threadedly connected with screws (10), and the buckle (11) is fixedly connected with a metal plug (12). 1) is threadedly connected to the front side of the device, wherein the number of the bolts (2) is two, a threaded hole (5) is arranged at the bottom of the bolt (2), a screw rod (4) is threadedly connected inside the threaded hole (5), a round block (3) is welded to one end of the screw rod (4), a spring (6) is welded to the front side of the round block (3), a heating belt (16) is arranged at the bottom of the spring (6), a heating pad (7) is arranged at the bottom of the heating belt (16), and an electric heating wire (8) is fixedly installed inside the heating pad (7).

2. A heating and antifreezing device for a heating tape for a fire protection pipe according to claim 1, characterized in that: The outer surface of the heating belt (16) is provided with a flame retardant protective layer (19), the interior of the flame retardant protective layer (19) is provided with a braided layer (20), the interior of the braided layer (20) is provided with a waterproof layer (21), the interior of the waterproof layer (21) is provided with a heating resistor (22), and the interior of the heating resistor (22) is provided with a wire (23).

3. A heating and antifreezing device for a heating tape for a fire protection pipe according to claim 1, characterized in that: The diameter of the fire-fighting pipe (11) is nine centimeters. A support rod (17) is fixedly installed at the bottom of the fire-fighting pipe, and a base (18) is fixedly installed at the bottom of the support rod (17).

4. A heating and antifreezing device for a heating tape for a fire protection pipe according to claim 1, characterized in that: The buckle (1) and the cushion block (9) are both made of aluminum alloy, and the bolt (2) is made of stainless steel.

5. The heating and antifreezing device for a heating tape for a fire protection pipe according to claim 1, characterized in that: The material of the spring (6) is silicon-manganese spring steel, and the material of the screw (10) is carbon steel.

6. A heating and antifreezing device for a heating tape for a fire protection pipe according to claim 2, characterized in that: The flame retardant protective layer (19) is made of flame retardant polyolefin material, and the waterproof layer (21) is made of waterproof polyolefin material.

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