CN217804703U

CN217804703U - Electric heating drainage guide cylinder applied to train

Info

Publication number: CN217804703U
Application number: CN202221674681.6U
Authority: CN
Inventors: 方庆林
Original assignee: Nanjing Shengke Heat Tracing Technology Co ltd
Current assignee: Nanjing Shengke Heat Tracing Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-15
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a be applied to electric heat drainage guide of train, including drainage guide and terminal box, the inside of drainage guide is provided with the spiral heating pipe, the spiral heating pipe passes through electric connection with the terminal box, and the spiral heating pipe setting is in the middle part position of drainage guide, the inner wall fixedly connected with dog of drainage guide, the top outer wall of dog is provided with the delivery port, the delivery port is round platform form, there is the drain pipe bottom outer wall of drainage guide through flange joint, the junction of drain pipe and drainage guide is provided with the seal cover. The utility model discloses in, through setting up drain pipe and dog, during the delivery port that round platform form entered into the drain pipe on the dog was passed through to water in the drainage guide tube, the inside heat of drainage guide tube entered into the drain pipe through the delivery port, made the temperature in the drain pipe be higher than the outside, and then avoided the inside that a large amount of outside cold air directly entered into the drainage guide tube, made the inside temperature of drainage guide tube can not cross lowly.

Description

Electric heating drainage guide cylinder applied to train

Technical Field

The utility model relates to a rail vehicle drainage pipe technical field, more specifically say, it relates to an electric heat drainage guide cylinder of being applied to train.

Background

In a medium-low speed railway vehicle, an electric heating drainage cylinder is often connected with a grey water drainage pipe, so that grey water with less impurities is drained to the outside of the vehicle through an electric heating drainage guide cylinder.

Current electric heat drainage guide tube, general direct drainage guide tube through electric heat drainage will discharge, and heat the inner wall of electric heat drainage guide tube through heating element, and then avoid its inner wall to freeze, and the delivery port of electric heat drainage guide tube is direct to expose externally, in comparatively chilly area of weather or season, outside cold air enters into the guide tube inside from the delivery port of electric heat drainage guide tube very easily, and the inside heat that produces of electric heat drainage guide tube can not stay inside the guide tube well, and then the temperature that leads to the inside of heating drainage guide tube is crossed lowly.

SUMMERY OF THE UTILITY MODEL

An it is not enough to prior art existence, the utility model aims to provide a be applied to electric heat drainage guide of train, including drainage guide and terminal box, the inside of drainage guide is provided with the spiral heating pipe, the spiral heating pipe passes through electric connection with the terminal box, and the spiral heating pipe setting is in the middle part position of drainage guide, the inner wall fixedly connected with dog of drainage guide, the top outer wall of dog is provided with the delivery port, the delivery port is the round platform form, there is the drain pipe bottom outer wall of drainage guide through flange joint, the junction of drain pipe and drainage guide is provided with the seal cover, the inner wall of drain pipe and the inner wall of drainage guide all with the outer wall fixed connection of seal cover.

In order to achieve the above purpose, the utility model provides a following technical scheme:

preferably, the outer wall of the drainage guide cylinder is fixedly connected with a heat insulation sleeve.

Preferably, the inner wall of the drainage guide cylinder is fixedly connected with a plurality of heat absorbing sheets.

Preferably, a plurality of reinforcing ribs are provided inside the drain guide cylinder.

Preferably, the outer wall of the drainage guide cylinder is provided with an anti-freezing coating.

Preferably, the inner wall of the drainage guide cylinder is provided with a heat-insulating coating.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses in, through setting up drain pipe and dog, the delivery port that round platform form on the dog was passed through to water in the drainage guide tube enters into the drain pipe, and the inside heat of drainage guide tube enters into the drain pipe through the delivery port, makes the temperature in the drain pipe be higher than the outside, and then avoids the inside that a large amount of outside cold air directly entered into the drainage guide tube, and the delivery port of round platform form has also reduced the inside thermal loss of drainage guide tube, makes the inside temperature of drainage guide tube can not hang down excessively.

Drawings

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

fig. 2 is a schematic structural view of the heat absorbing sheet of the present invention;

fig. 3 is a schematic view of the structure of the reinforcing rib of the present invention.

1. A drainage guide cylinder; 2. a thermal insulation sleeve; 3. a junction box; 4. a drain pipe; 5. a heat absorbing sheet; 6. a spiral heating pipe; 7. a stopper; 8. a water outlet; 9. sealing sleeves; 10. an anti-freezing coating; 11. reinforcing ribs; 12. and (4) heat-insulating coating.

Detailed Description

Referring to fig. 1 to 3, the embodiment further illustrates an electric heating drainage guide tube applied to a train according to the present invention.

As shown in fig. 1-2, an electrothermal drainage guide tube for a train, one end of a water inlet of the drainage guide tube 1 is connected with an ash water drain pipe on the train through a flange, the electrothermal drainage guide tube comprises a drainage guide tube 1 and a junction box 3, a spiral heating pipe 6 is arranged inside the drainage guide tube 1, the spiral heating pipe 6 is electrically connected with the junction box 3, the spiral heating pipe 6 is arranged at the middle position of the drainage guide tube 1, the spiral heating pipe 6 heats the inside of the drainage guide tube 1, a stop 7 is fixedly connected to the inner wall of the drainage guide tube 1, a water outlet 8 is arranged on the outer wall of the top of the stop 7, the water outlet 8 is in a circular truncated cone shape, the water outlet 8 is wide at the top and narrow at the bottom, a drain pipe 4 is connected with the outer wall of the drainage guide tube 1 through a flange, a sealing sleeve 9 is arranged at the joint of the drain pipe 4 and the drainage guide tube 1, the inner wall of the drain pipe 4 and the drainage guide tube 1 are fixedly connected with the outer wall of the sealing sleeve 9 through a sealant, the seal sleeve 9 seals the joint of the drain pipe 4 and the drain pipe 1, the drain pipe 4 and the air in the drain pipe 1, and the drain pipe 1 does not cause the air in the drain pipe to enter the drain pipe 1 through the guide tube 8, and the air in the guide tube 1, thereby preventing the air from directly dissipating heat in the drain pipe from flowing out, and reducing the drain pipe, and reducing the heat in the drain pipe 1, and the drain pipe, and the air in the drain pipe, and the drain pipe 1, and reducing the air in the drain pipe, and the drain pipe 1, and further preventing the air from directly dissipating.

As shown in fig. 3, a heat insulating sleeve 2 is fixedly connected to an outer wall of a drainage guide cylinder 1, the heat insulating sleeve 2 plays a heat insulating role on the drainage guide cylinder 1, a heat insulating coating 12 is provided on an inner wall of the drainage guide cylinder 1, heat transfer inside the drainage guide cylinder 1 is reduced by the heat insulating coating 12, a plurality of heat absorbing fins 5 are fixedly connected to the inner wall of the drainage guide cylinder 1, the two sets of heat absorbing fins 5 are respectively provided at upper and lower positions of the drainage guide cylinder 1, the two sets of heat absorbing fins 5 are uniformly distributed along the inner wall of the drainage guide cylinder 1, the heat absorbing fins 5 are made of metal copper, the heat absorbing fins 5 absorb heat in the drainage guide cylinder 1, and further lock the heat inside of the drainage guide cylinder 1, a plurality of reinforcing ribs 11 are provided inside the drainage guide cylinder 1, the strength of the drainage guide cylinder 1 is improved by the reinforcing ribs 11, an anti-freezing coating 10 is provided on the outer wall of the drainage guide cylinder 1, and the anti-cold resistance of the drainage guide cylinder 1 is improved by the anti-freezing coating 10, so that the drainage guide cylinder 1 is not easily damaged in a low temperature environment.

The working principle is as follows:

when the weather is cold, the spiral heating pipe 6 is started, before the drainage guide tube 1 is filled with grey water, the interior of the drainage guide tube 1 is preheated, the spiral heating pipe 6 is arranged at the middle position, so that the temperature of the middle position of the drainage guide tube 1 is highest, heat is absorbed by the heat absorbing sheet 5, the speed of heat loss at the upper position and the lower position of the drainage guide tube 1 is reduced, after preheating is completed, the grey water is filled, the grey water is heated in the drainage guide tube 1, enters the drainage pipe 4 through the water outlet 8 and is discharged by the drainage pipe 4.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.

Claims

1. The utility model provides an electric heat drainage guide cylinder for train which characterized in that: the drainage guide tube comprises a drainage guide tube (1) and a junction box (3), wherein a spiral heating tube (6) is arranged inside the drainage guide tube (1), the spiral heating tube (6) is electrically connected with the junction box (3), the spiral heating tube (6) is arranged in the middle of the drainage guide tube (1), a check block (7) is fixedly connected to the inner wall of the drainage guide tube (1), a water outlet (8) is formed in the outer wall of the top of the check block (7), the water outlet (8) is in a round table shape, a drainage tube (4) is connected to the outer wall of the bottom of the drainage guide tube (1) through a flange, a sealing sleeve (9) is arranged at the joint of the drainage tube (4) and the drainage guide tube (1), and the inner wall of the drainage tube (4) and the inner wall of the drainage guide tube (1) are fixedly connected with the outer wall of the sealing sleeve (9).

2. An electric heating drainage guide tube applied to a train as claimed in claim 1, wherein: the outer wall of the drainage guide cylinder (1) is fixedly connected with a heat insulation sleeve (2).

3. An electric heating drainage guide tube applied to a train as claimed in claim 1, wherein: the inner wall of the drainage guide cylinder (1) is fixedly connected with a plurality of heat absorbing sheets (5).

4. An electric heating drainage guide tube applied to a train as claimed in claim 1, wherein: the drainage guide cylinder (1) is internally provided with a plurality of reinforcing ribs (11).

5. An electric heating drainage guide tube applied to a train as claimed in claim 1, wherein: and an anti-freezing coating (10) is arranged on the outer wall of the drainage guide cylinder (1).

6. An electric heating drainage guide tube applied to a train as claimed in claim 1, wherein: and a heat-insulating coating (12) is arranged on the inner wall of the drainage guide cylinder (1).