CN211345266U

CN211345266U - High-pressure electric heating steam boiler structure

Info

Publication number: CN211345266U
Application number: CN202020032525.4U
Authority: CN
Inventors: 索化宁; 梁坤龙; 程何康; 杨东海; 冯威; 王猛; 张小猛
Original assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Current assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-25
Anticipated expiration: 2030-01-08

Abstract

The utility model relates to a boiler technical field specifically is a high pressure electrical heating steam boiler structure, including the lower part barrel, electric heating pipe has been cup jointed to the both sides of lower part barrel, and the inside symmetrical welding of lower part barrel has the backup pad, installs the upper portion steam pocket directly over the lower part barrel, all corresponds the welding on the top central line of lower part barrel and on the bottom central line of upper portion steam pocket and has a plurality of steam main interface, and the top central line of upper portion steam pocket has welded manometer interface, relief valve interface, reserve interface and exhaust interface from a left side to the right side in proper order. The utility model discloses a arrange a plurality of electric heating pipe on the barrel of lower part to install the upper portion steam pocket on the barrel of lower part, as the steam space, make the lower part barrel can fill the hydrothermal, reduce the fluctuation problem that the water level formed too closely apart from the highest fire boundary of electric heating pipe, thereby can guarantee life, also need not to increase boiler overall dimension, practiced thrift manufacturing cost promptly.

Description

High-pressure electric heating steam boiler structure

Technical Field

The utility model relates to the technical field of boilers, in particular to a high-pressure electric heating steam boiler structure.

Background

With the further release of electricity utilization policies by electric power departments in various regions in recent years, the electric power generation system carries out the step-by-step pricing of wave crests, wave troughs and flat periods, and is used by various manufacturers as an environment-friendly electric heating boiler because of the advantages of high efficiency, no harmful gas emission, no noise and the like compared with a boiler utilizing traditional energy sources. However, the existing electric heating boiler is a single-tank type, and a space is required at the top of the boiler in consideration of the space required by steam generated after water is heated. Therefore, the single-pot boiler cannot run in full water, the surface load of the heating surface at the top of the boiler is too high due to the fluctuation formed by the fact that the water surface of the single-pot boiler is too close to the highest fire boundary of the electric heating pipe, the service life of the boiler is influenced, and the manufacturing cost is increased by increasing the overall dimension of the boiler. In view of this, we propose a high pressure electrically heated steam boiler structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure electrical heating steam boiler structure to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a high pressure electrical heating steam boiler structure, includes the lower part barrel, the both sides of lower part barrel are the matrix welding and have a plurality of flange interfaces, the flange interface with the inside of lower part barrel is linked together and has cup jointed electric heating pipe, the inside symmetrical welding of lower part barrel has the backup pad, one side of backup pad set up with a plurality of the support hole that flange interface position corresponds, electric heating pipe with support hole cup joints the cooperation, the water supply interface is installed to top one side of lower part barrel, install upper portion steam pocket directly over the lower part barrel, on the top of lower part barrel on with all correspond the welding on the bottom part of upper portion steam pocket has a plurality of steam main interface, be located outermost the symmetrical welding has the interface of ventilating between the steam main interface, steam main interface with the interface of ventilating all with the lower part barrel with the inside of upper portion steam pocket is linked together, and a pressure gauge interface, a safety valve interface, a standby interface and an exhaust interface are sequentially welded on the top center line of the upper steam drum from left to right.

Preferably, the two ends of the bottom of the lower cylinder are welded with sewage draining interfaces.

Preferably, the water supply port is communicated with the inside of the lower cylinder.

Preferably, the steam main interface and the ventilation interface are both T-shaped circular tubes, and the steam main interface and the ventilation interface are correspondingly and fixedly connected through bolts at the upper part and the lower part.

Preferably, liquid level meter interfaces are symmetrically welded on one side of the top of the lower cylinder body and one side of the bottom of the upper steam drum.

Preferably, a steam-water separation device is installed above the inside of the upper steam drum, and a steam auxiliary interface is welded above the steam-water separation device and on the top of the upper steam drum.

Preferably, the same end of the lower cylinder and the upper steam drum is provided with an inlet hole.

Compared with the prior art, the beneficial effects of the utility model are that:

according to the high-pressure electric heating steam boiler structure, the plurality of electric heating pipes are arranged on the lower barrel, the upper steam drum is arranged on the lower barrel and used as a steam space, so that the lower barrel can be fully heated with water, the fluctuation problem caused by the fact that the water level is too close to the highest fire boundary of the electric heating pipes is reduced, the surface load of the heating surface is not too high, the service life is ensured, the appearance size of the boiler does not need to be increased, and the manufacturing cost is saved.

Drawings

FIG. 1 is a plan view of the overall structure of the present invention;

FIG. 2 is an overall side view of the present invention;

FIG. 3 is an enlarged view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the supporting plate structure of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a lower cylinder; 10. a flange interface; 11. a sewage draining interface; 12. a water supply interface; 13. a main steam interface; 14. a vent interface; 15. a liquid level meter interface; 2. an electric heating tube; 3. a support plate; 30. a support hole; 4. an upper steam drum; 40. a safety valve interface; 41. a pressure gauge interface; 42. a standby interface; 43. an exhaust interface; 5. a steam-water separation device; 50. a steam auxiliary interface; 6. and (6) entering the hole.

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.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention, and that in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a high pressure electrical heating steam boiler structure, includes lower part barrel 1, and the both sides of lower part barrel 1 are the matrix welding and have a plurality of flange interfaces 10, and flange interface 10 is linked together and has cup jointed electric heating pipe 2 with the inside of lower part barrel 1. The inner part of the lower cylinder 1 is symmetrically welded with a supporting plate 3, one side of the supporting plate 3 is provided with a supporting hole 30 corresponding to the positions of the plurality of flange connectors 10, and the electric heating pipe 2 is in sleeve fit with the supporting hole 30, so that the electric heating pipe 2 is stably placed and is prevented from being influenced by water flow impact, and the flow rate of water needs to be controlled to be 0.05-1.5 m/s. A water supply interface 12 is arranged on one side of the top of the lower cylinder 1, and a water inlet device is sleeved at the outer end of the water supply interface 12. An upper steam drum 4 is installed right above the lower cylinder 1, a plurality of main steam connectors 13 are correspondingly welded on the top middle line of the lower cylinder 1 and the bottom middle line of the upper steam drum 4, ventilation connectors 14 are symmetrically welded between the main steam connectors 13 located at the outermost ends, and the main steam connectors 13 and the ventilation connectors 14 are communicated with the inside of the lower cylinder 1 and the inside of the upper steam drum 4, so that steam generated by water heated in the lower cylinder 1 flows into the upper steam drum 4 from the main steam connectors 13 and the ventilation connectors 14 to be collected and reused. A pressure gauge interface 41 is sequentially welded on the top center line of the upper steam drum 4 from left to right, so that a pressure detection device can be mounted to detect pressure, and a safety valve interface 40, a standby interface 42 and an exhaust interface 43 are used for discharging excessive steam to release the internal pressure of the upper steam drum 4.

Furthermore, the two ends of the bottom of the lower cylinder 1 are welded with sewage discharging interfaces 11 for connecting water pipes to discharge sewage.

Specifically, the water supply port 12 communicates with the inside of the lower cylinder 1 to supply water.

Specifically, the main steam port 13 and the vent port 14 are both T-shaped circular tubes, and the main steam port 13 and the vent port 14 above and below are correspondingly and fixedly connected through bolts, so that the upper steam drum 4 is fixed above the lower drum 1.

In addition, level gauge interfaces 15 are symmetrically welded on one side of the top of the lower barrel 1 and one side of the bottom of the upper steam drum 4, so that liquid level detection equipment can be conveniently installed to monitor the water level condition in the lower barrel 1.

It is worth noting that a steam-water separation device 5 is installed above the inside of the upper steam drum 4, and a steam auxiliary connector 50 is welded above the steam-water separation device 5 and on the top of the upper steam drum 4.

It needs to be supplemented that the same ends of the lower barrel 1 and the upper steam pocket 4 are respectively provided with an inlet hole 6, so that the personnel can conveniently enter into the overhaul.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high pressure electrical heating steam boiler structure, includes lower part barrel (1), its characterized in that: the both sides of lower part barrel (1) are the matrix welding and have a plurality of flange interfaces (10), flange interface (10) with the inside of lower part barrel (1) is linked together and has cup jointed electric heating pipe (2), the inside symmetric welding of lower part barrel (1) has backup pad (3), one side of backup pad (3) is seted up with a plurality of flange interface (10) position corresponds prop up support hole (30), electric heating pipe (2) with prop up support hole (30) and cup joint the cooperation, water supply interface (12) are installed to top one side of lower part barrel (1), install upper portion steam pocket (4) directly over lower part barrel (1), on the top central line of lower part barrel (1) with on the bottom central line of upper portion steam pocket (4) all correspond the welding have a plurality of steam main interface (13), be located outermost the symmetric welding has ventilation interface (14) between steam main interface (13), the steam main interface (13) and the ventilation interface (14) are communicated with the inside of the lower barrel body (1) and the inside of the upper steam drum (4), and a pressure gauge interface (41), a safety valve interface (40), a standby interface (42) and an exhaust interface (43) are welded on the top center line of the upper steam drum (4) from left to right in sequence.

2. The high pressure electrically heated steam boiler structure of claim 1, wherein: and two ends of the bottom of the lower barrel (1) are welded with sewage draining interfaces (11).

3. The high pressure electrically heated steam boiler structure of claim 1, wherein: the water supply interface (12) is communicated with the interior of the lower cylinder (1).

4. The high pressure electrically heated steam boiler structure of claim 1, wherein: the steam main interface (13) and the ventilation interface (14) are both T-shaped circular tubes, and the steam main interface (13) and the ventilation interface (14) are correspondingly and fixedly connected through bolts from top to bottom.

5. The high pressure electrically heated steam boiler structure of claim 1, wherein: liquid level meter interfaces (15) are symmetrically welded on one side of the top of the lower barrel (1) and one side of the bottom of the upper steam drum (4).

6. The high pressure electrically heated steam boiler structure of claim 1, wherein: and a steam-water separation device (5) is installed above the inside of the upper steam drum (4), and a steam auxiliary interface (50) is welded above the steam-water separation device (5) and at the top of the upper steam drum (4).

7. The high pressure electrically heated steam boiler structure of claim 1, wherein: and the same end of the lower cylinder (1) and the upper steam pocket (4) is provided with an inlet hole (6).