CN213300227U

CN213300227U - Anti-freezing device of heat supply pipe network for thermal power plant

Info

Publication number: CN213300227U
Application number: CN202022439764.4U
Authority: CN
Inventors: 杨俊喜; 宋鹏; 李飞; 哈斯; 张蕾; 倪忠明; 朱旭; 王卓; 杨晔; 焦建刚; 吴焕清
Original assignee: Linhe Thermal Power Plant of Northern United Power Co Ltd
Current assignee: Linhe Thermal Power Plant of Northern United Power Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-05-28
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses an anti-freezing device of a heat supply pipe network for a thermal power plant, which comprises a pipe body, wherein the outer side wall of the pipe body is symmetrically provided with two first shells, the inner side walls of the two first shells are fixedly connected with first heat insulation boards, the outer side walls of the two first shells are respectively bonded with first heat insulation cotton, the outer side wall of the pipe body is symmetrically provided with two second shells, the two first heat insulation cotton are respectively positioned inside the two second shells, the inner side walls of the two second shells are respectively fixedly connected with second heat insulation boards, in the using process of the device, the first shell is matched with the second shells to carry out multi-layer anti-freezing on a heat supply pipeline and reduce the heat diffusion of an electric heating ring, thereby improving the anti-freezing effect on the heat supply pipeline, simultaneously, the arrangement of a solar panel is used for providing power for the electric heating ring, reducing the energy consumption and reducing the anti-freezing cost of the heat supply, is beneficial to the anti-freezing of the heat supply pipeline of the thermal power plant.

Description

Anti-freezing device of heat supply pipe network for thermal power plant

Technical Field

The utility model relates to an anti-freeze equipment technical field specifically is an freeze-proof device of heat supply pipe network for thermal power plant.

Background

The thermal power plant is a thermal power plant which utilizes the extraction steam or the exhaust steam of a steam turbine to supply heat for users while generating electricity. The main operating principle is that hot water after the power generation of the thermal power plant is utilized, and the hot water is heated after reheating, and in the thermal power plant, a heat supply pipe exposed outdoors is easy to cause a medium of a heat source in a heat supply pipeline to be frozen under the condition of cold weather, so that anti-freezing equipment is required to protect.

The anti-freezing device of the heat supply pipe network for the existing thermal power plant is poor in anti-freezing effect in the using process, heat generated by anti-freezing equipment is easy to diffuse to the outside, the anti-freezing effect on a heat supply pipeline is reduced, and when the existing anti-freezing equipment heats the heat supply pipeline to prevent freezing, the consumption of energy is large, the anti-freezing cost of the heat supply pipeline is increased, so that the anti-freezing device of the heat supply pipe network for the thermal power plant is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an freeze-proof device of heat supply pipe network for thermal power plant to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-freezing device of a heat supply pipe network for a thermal power plant comprises a pipe body, wherein two first shells are symmetrically arranged on the outer side wall of the pipe body, first heat insulation plates are fixedly connected to the inner side walls of the two first shells, first heat insulation cotton is bonded to the outer side walls of the two first shells, two second shells are symmetrically arranged on the outer side wall of the pipe body, the two first heat insulation cotton are respectively positioned inside the two second shells, second heat insulation plates are fixedly connected to the inner side walls of the two second shells, second heat insulation cotton is bonded to the outer side walls of the two second shells, a solar panel is arranged above the pipe body, a storage battery is arranged on the inner side walls of the two second shells, a solar inverter is arranged on the inner side wall of one second shell, an electric heating ring is arranged on the outer side wall of the pipe body, and the electric output end of the solar panel is electrically connected with the electric input end of the solar inverter through, the electrical output end of the solar inverter is electrically connected with the electrical input end of the storage battery through a wire, and the electrical output end of the storage battery is electrically connected with the electrical input end of the electrical heating coil through a wire.

As further preferable in the present technical solution: the lower surface of the solar panel is fixedly connected with a support, and the bottom of the support is fixedly connected with the second shell.

As further preferable in the present technical solution: one first fixed plate is welded on each of the two sides of the second shell, a supporting rod is welded on the lower surface of the first fixed plate, and a sleeve is connected to the outer side wall of the supporting rod in a sliding mode.

As further preferable in the present technical solution: the telescopic lateral wall has seted up the screw thread through-hole, the inside wall threaded connection of screw thread through-hole has first threaded rod, the first knob of one end fixedly connected with of first threaded rod.

As further preferable in the present technical solution: two the front surface and the rear surface of first casing all weld the second fixed plate, the upper surface threaded connection of second fixed plate has the second threaded rod, the one end of second threaded rod runs through the second fixed plate, the top fixedly connected with second knob of second threaded rod.

As further preferable in the present technical solution: two the front surface and the rear surface of second casing all weld the third fixed plate, the upper surface threaded connection of third fixed plate has the third threaded rod, the one end of third threaded rod runs through the third fixed plate, the top fixedly connected with third knob of third threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that: at the in-process that this device used, through first casing cooperation second casing, it is frostproofing to carry out the multilayer to the heat supply pipeline, and reduces the thermal diffusion of electric heating coil to improve the frostproofing effect to the heat supply pipeline, simultaneously through solar panel's setting, provide the power to the electric heating coil, reduce the consumption to the energy, reduced the frostproofing cost of heat supply pipeline, do benefit to the frostproofing of heat supply pipeline of steam power plant.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the sleeve of the present invention;

fig. 3 is a schematic structural diagram of the first housing of the present invention;

fig. 4 is a schematic structural diagram of the second housing of the present invention.

In the figure: 1. a pipe body; 2. a first housing; 3. a first heat insulation plate; 4. first heat insulation cotton; 5. a second housing; 6. a second heat insulation plate; 7. second heat preservation cotton; 8. a support; 9. a solar panel; 10. a storage battery; 11. an electric heating ring; 12. a solar inverter; 13. a first fixing plate; 14. a support bar; 15. a sleeve; 16. a threaded through hole; 17. a first threaded rod; 18. a first knob; 19. a second fixing plate; 20. a second threaded rod; 21. a second knob; 22. a third fixing plate; 23. a third threaded rod; 24. and a third knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an anti-freezing device of a heat supply pipe network for a thermal power plant comprises a pipe body 1, wherein the outer side wall of the pipe body 1 is symmetrically provided with two first shells 2, the inner side walls of the two first shells 2 are fixedly connected with first heat insulation boards 3, the outer side walls of the two first shells 2 are respectively bonded with first heat insulation cotton 4, the outer side wall of the pipe body 1 is symmetrically provided with two second shells 5, the two first heat insulation cotton 4 are respectively positioned inside the two second shells 5, the inner side walls of the two second shells 5 are respectively and fixedly connected with second heat insulation boards 6, the outer side walls of the two second shells 5 are respectively bonded with second heat insulation cotton 7, a solar panel 9 is arranged above the pipe body 1, the inner side walls of the two second shells 5 are respectively provided with a storage battery 10, the inner side wall of one second shell 5 is provided with a solar inverter 12, the outer side wall of the pipe body 1 is provided with an electric heating ring 11, the electric output end of, the electrical output end of the solar inverter 12 is electrically connected to the electrical input end of the storage battery 10 through a wire, and the electrical output end of the storage battery 10 is electrically connected to the electrical input end of the electrical heating coil 11 through a wire.

In this embodiment, specifically: the lower surface of the solar panel 9 is fixedly connected with a support 8, and the bottom of the support 8 is fixedly connected with the second shell 5; through the setting of support 8, play the effect of support to solar panel 9.

In this embodiment, specifically: two sides of one second shell 5 are welded with first fixing plates 13, the lower surfaces of the first fixing plates 13 are welded with supporting rods 14, and the outer side walls of the supporting rods 14 are connected with sleeves 15 in a sliding mode; through the arrangement of the supporting rod 14 and the sleeve 15, the supporting rod 14 slides in the sleeve 15 for a proper distance according to the height of the second shell 5 from the ground, and the second shell 5 is supported.

In this embodiment, specifically: the outer side wall of the sleeve 15 is provided with a threaded through hole 16, the inner side wall of the threaded through hole 16 is in threaded connection with a first threaded rod 17, and one end of the first threaded rod 17 is fixedly connected with a first knob 18; through the setting of first threaded rod 17, after bracing piece 14 slide adjusting in sleeve 15, rotatory first knob 18 drives first threaded rod 17 and rotates in screw through hole 16, until first threaded rod 17 and bracing piece 14 contact, play fixed effect to bracing piece 14.

In this embodiment, specifically: the front surfaces and the rear surfaces of the two first shells 2 are welded with second fixing plates 19, the upper surfaces of the second fixing plates 19 are in threaded connection with second threaded rods 20, one ends of the second threaded rods 20 penetrate through the second fixing plates 19, and the tops of the second threaded rods 20 are fixedly connected with second knobs 21; through the setting of second threaded rod 20, rotatory second knob 21 drives second threaded rod 20 and rotates in second fixed plate 19, fixes the position of first casing 2.

In this embodiment, specifically: the front surfaces and the rear surfaces of the two second shells 5 are welded with third fixing plates 22, the upper surfaces of the third fixing plates 22 are in threaded connection with third threaded rods 23, one ends of the third threaded rods 23 penetrate through the third fixing plates 22, and the tops of the third threaded rods 23 are fixedly connected with third knobs 24; through the setting of third threaded rod 23, rotatory third knob 24 drives third threaded rod 23 and rotates in third fixed plate 22, fixes the position of second casing 5.

Working principle or structural principle, when in use, two first shells 2 are attached to a first pipe body 1, then a second knob 21 is rotated to drive a second threaded rod 20 to rotate in a second fixing plate 19, the position of the first shell 2 is fixed, two second shells 5 are attached to the first pipe body 1, a third knob 24 is rotated to drive a third threaded rod 23 to rotate in a third fixing plate 22, the position of the second shell 5 is fixed, a supporting rod 14 slides in a sleeve 15 for a proper distance according to the height of the second shell 5 from the ground, a first knob 18 is rotated to drive a first threaded rod 17 to rotate in a threaded through hole 16 until the first threaded rod 17 is contacted with the supporting rod 14 to fix the supporting rod 14, so that the second shell 5 is supported, a solar panel 9 absorbs solar energy, the solar energy is converted into electric energy through a solar energy inverter 12 and stored in a storage battery 10, the switch that is used for controlling 11 starts of electrical heating circle and closes is installed to one side of support 8, the switch is connected with battery 10 electricity, for 11 power supplies of electrical heating circle, start electrical heating circle 11 through the switch, heat the medium in the body of tubes 1, first heat insulating board 3 carries out the separation to the heat, through the heat preservation effect of the cotton 4 temperature of first heat preservation in improving first casing 2, second heat insulating board 6 further insulates against heat simultaneously, the cotton 7 temperature of second heat preservation in to second casing 5 further keeps warm, thereby improve the frostproofing effect of this device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an freeze-proof device of heat supply pipe network for thermal power plant, includes body (1), its characterized in that: the solar energy heat-insulation pipe is characterized in that two first shells (2) are symmetrically arranged on the outer side wall of the pipe body (1), the inner side walls of the two first shells (2) are fixedly connected with first heat-insulation boards (3), the outer side walls of the two first shells (2) are respectively bonded with first heat-insulation cotton (4), the outer side wall of the pipe body (1) is symmetrically arranged with two second shells (5), the two first heat-insulation cotton (4) are respectively positioned inside the two second shells (5), the inner side walls of the two second shells (5) are respectively fixedly connected with second heat-insulation boards (6), the outer side walls of the two second shells (5) are respectively bonded with second heat-insulation cotton (7), a solar panel (9) is arranged above the pipe body (1), the inner side walls of the two second shells (5) are respectively provided with a storage battery (10), and the inner side wall of one second shell (5) is provided with a solar energy inverter, electric heating coil (11) are installed to the lateral wall of body (1), the electrical property output of solar panel (9) pass through the wire with the electrical property input electric connection of solar inverter (12), the electrical property output of solar inverter (12) pass through the wire with the electrical property input electric connection of battery (10), the electrical property output of battery (10) pass through the wire with the electrical property input electric connection of electric heating coil (11).

2. The antifreeze apparatus of claim 1, wherein: the lower surface fixed connection of solar panel (9) has support (8), the bottom of support (8) with second casing (5) fixed connection.

3. The antifreeze apparatus of claim 1, wherein: one first fixed plate (13) is welded on two sides of the second shell (5), a support rod (14) is welded on the lower surface of the first fixed plate (13), and a sleeve (15) is connected to the outer side wall of the support rod (14) in a sliding mode.

4. The antifreeze apparatus of claim 3, wherein: the outer side wall of the sleeve (15) is provided with a threaded through hole (16), the inner side wall of the threaded through hole (16) is in threaded connection with a first threaded rod (17), and one end of the first threaded rod (17) is fixedly connected with a first knob (18).

5. The antifreeze apparatus of claim 1, wherein: two second fixed plate (19) have all been welded to the front surface and the rear surface of first casing (2), the upper surface threaded connection of second fixed plate (19) has second threaded rod (20), the one end of second threaded rod (20) is run through second fixed plate (19), the top fixedly connected with second knob (21) of second threaded rod (20).

6. The antifreeze apparatus of claim 1, wherein: two third fixed plate (22) have all been welded to the front surface and the rear surface of second casing (5), the upper surface threaded connection of third fixed plate (22) has third threaded rod (23), the one end of third threaded rod (23) is run through third fixed plate (22), the top fixedly connected with third knob (24) of third threaded rod (23).