CN214536102U

CN214536102U - Horizontal electric heating boiler

Info

Publication number: CN214536102U
Application number: CN202120371330.7U
Authority: CN
Inventors: 杨树温
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-16
Filing date: 2021-02-16
Publication date: 2021-10-29
Anticipated expiration: 2031-02-16

Abstract

The utility model discloses a horizontal electric boiler, which comprises a cylinder body and an inner cylinder, wherein an electric appliance control box is fixedly connected on one side end surface of the cylinder body, the inner cylinder is fixedly arranged in the cylinder body, a main steam valve tube seat is fixedly connected on one side above the inner cylinder, a thermometer connector is fixedly connected on the other side of a lug, a safety valve tube seat is fixedly connected on the other side of the thermometer connector, a pressure gauge connector is fixedly connected on the other side of the safety valve tube seat, a second group of lugs is arranged on the other side of the pressure gauge connector, a steam communication tube seat is arranged above one end of the inner cylinder, a water communication tube seat is correspondingly arranged below the steam communication tube seat, a sewage discharge tube seat is arranged below the inner cylinder, a water supply tube seat is arranged below the other end of the inner cylinder, the device has simple and compact structure, quick start, easy operation, low failure rate, low maintenance cost, sufficient output power, quick temperature rise and high thermal efficiency, can automatically adjust the output of the boiler, and is ideal energy-saving and environment-friendly heating equipment.

Description

Horizontal electric heating boiler

Technical Field

The utility model relates to an electric boiler field, more specifically say, relate to a horizontal electric boiler.

Background

The electric heating boiler mainly comprises an inner cylinder, an electric cabinet and a control system. The electric heating boiler is characterized by environmental protection, cleanness, no pollution, no noise and full automation, and the electric heating boiler is more and more accepted as emerging boiler equipment along with the reduction of limited energy and the price rise greatly. The electric heating pipe is a core part of the electric heating boiler, directly determines the service life of the boiler, and selects a non-metal electric heating pipe (such as a ceramic electric heating pipe) as much as possible because the electric heating pipe is load-resistant and long in service life, and is of a water-electricity separation structure, so that the boiler never leaks electricity.

The prior horizontal electric boiler mainly has the following defects in the using process:

1. as a special type of boiler, the boiler is an advanced intelligent equipment device, the purchase cost is high, which is also a high reason in the early investment process, and the increase of the investment cost means the increase of the operation cost;

2. modern boilers do not have sewage pipes, generally, feed water contains more or less minerals, after the feed water enters the boiler to be vaporized, the minerals are left in the boiler to be concentrated to a certain degree and are precipitated in the boiler, the larger the evaporation capacity is, the longer the operation time is, the more the precipitates are, and the total alkali content of the boiler water cannot exceed the standard and exceeds the standard range.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal electric boiler aims at solving the problem among the prior art effectively.

In order to solve the above problem, the utility model adopts the following technical scheme:

a horizontal electric boiler comprises a barrel and an inner barrel, wherein an electric control box is fixedly connected to one end face of the barrel and comprises a door plate, handles and hinges, the door plate is rotatably connected to two sides of the electric control box through the hinges, the handles are welded to the door plate on the two sides, the inner barrel is fixedly arranged inside the barrel, a covering is arranged between the barrel and the inner barrel, a main steam valve seat is fixedly connected to one side above the inner barrel, a lifting lug is fixedly connected to one side of the main steam valve seat, a thermometer connector is fixedly connected to the other side of the lifting lug, a safety valve seat is fixedly connected to the other side of the thermometer connector, a pressure gauge connector is fixedly connected to the other side of the safety valve seat, a second group of lifting lugs is arranged on the other side of the pressure gauge connector, a steam communication tube seat is arranged above one end of the inner barrel, the utility model discloses a heating device, including inner tube, steam intercommunication tube socket, inner tube, water intercommunication tube socket, the below correspondence of steam intercommunication tube socket is provided with water intercommunication tube socket, the below of inner tube is provided with the blowdown tube socket, the blowdown tube socket includes vertical section and horizontal section, vertical section and the integrative setting of horizontal section, the upper end of vertical section extends to the interior bottom of inner tube, the inner tube is located vertical section bottom and is provided with the domatic of the inner slope of vertical section, domatic minimum is located the inner end department of vertical section, the blowdown tube socket is L shape setting, the outer end downward sloping of horizontal section, the other end below of inner tube is provided with the feed water tube socket, and the device simple structure is compact, starts fast, easy to operate, and the fault rate is low, and the maintenance cost is low, and it is sufficient to exert oneself, and the intensification is fast, and the thermal efficiency is automatically regulated boiler is exerted oneself, is the energy-concerving and environment-protective heating equipment of ideal.

As a preferred scheme of the utility model, the one end that main steam valve tube socket, thermometer connect, relief valve tube socket, pressure gauge joint, vapour intercommunication tube socket, blowdown tube socket, feed water tube socket and water intercommunication tube socket extends to the inside of inner tube and the outside that the other end extends to the barrel, and is two sets of the lug upwards extends to the outside of barrel.

As a preferred scheme of the utility model, the below both sides of inner tube are provided with the support, the below of support extends to the outside of barrel, and is two sets of the below fixedly connected with ground of support.

As a preferred scheme of the utility model, one side of inner tube is provided with the connecting plate, the corresponding flange that is provided with of connecting plate, it has stud to peg graft between connecting plate and the flange, the gasket has all been cup jointed, and is two sets of at stud's both ends the opposite side threaded connection of gasket has the nut.

As a preferred scheme of the utility model, the mouth, the multiunit installation row mouth have been seted up to one side of flange the opposite side fixed mounting who arranges the mouth has electric heating pipe, multiunit electric heating pipe sets up the inside at the inner tube.

As a preferred scheme of the utility model, the top fixed mounting of main steam valve tube socket has the main steam valve, the top fixed mounting of main steam valve has the steam flow meter, the top fixed mounting that the thermometer connects has the thermometer, the top fixed mounting of relief valve tube socket has the relief valve, the top fixed mounting that the pressure gauge connects has the manometer.

As an optimized scheme of the utility model, one side fixed mounting of vapour intercommunication tube socket has first gate valve, one side fixed mounting of vapour intercommunication tube socket and water intercommunication tube socket has electrode type level sensor.

As a preferred scheme of the utility model, one side fixed mounting of blowdown tube socket has the second gate valve, the opposite side fixed mounting of second gate valve has the blowoff valve, one side fixed mounting of water pipe socket has the stop valve, the opposite side fixed mounting of stop valve has the check valve, the opposite side fixed mounting of check valve has the water flowmeter.

Compared with the prior art, the utility model has the advantages of:

(1) the barrel that sets up in this case has played the effect of the inside inner tube of protection, connecting plate and the flange that one side of inner tube set up are by stud, cooperation between gasket and the nut seals, the electrical apparatus control box that sets up can be through pressure, time is automatic and manual control adjusts exerting oneself and the steam temperature of inner tube, and be equipped with overtemperature, functions such as earth leakage protection, two sets of lugs of setting are used for the atress component that lifts by crane, the main steam valve tube socket that sets up, the thermometer connects, the relief valve tube socket, the manometer connects, steam intercommunication tube socket, the blowdown tube socket, feed water tube socket and water intercommunication tube socket all set up the inside of inner tube and outwards extend to the outside of barrel.

(2) A set of second gate valve is equipped with to the cluster on the blow off pipeline in the present case, a set of blowoff valve, at first opens the blowoff valve during the blowdown, then opens the second gate valve a little to preheat the blow off pipeline, treat the pipeline and preheat the back, slowly open big second gate valve again, the blowdown finishes the back, slowly closes the second gate valve earlier, then closes the blowoff valve again, the purpose of so operating is in order to control the blowdown with the second gate valve, in order to keep the leakproofness of blowoff valve. When the second gate valve leaks, the tightness of the blowdown valve can still be used, when the first group leaks, the second group can still be used for controlling blowdown, and when blowdown is carried out, if impact sound exists in the blowdown pipeline, the first blowdown valve is immediately closed to be small until the impact sound disappears, then the first blowdown valve is slowly opened to be large, and blowdown cannot be continuously carried out for a long time, so that water circulation is not influenced.

Drawings

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

FIG. 2 is a schematic view of the inner cylinder structure of the present invention;

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

FIG. 4 is a schematic view of a structure of one side of the inner cylinder of the present invention;

FIG. 5 is a schematic view of the assembly structure of the tube sockets of the present invention;

fig. 6 is a schematic view of the assembly structure of each pipeline of the present invention.

The reference numbers in the figures illustrate: 1. a barrel; 2. an inner barrel; 3. an electrical appliance control box; 301. a door panel; 302. a handle; 303. folding; 4. a support; 5. a foundation; 6. a main steam valve seat; 601. a main steam valve; 602. a steam flow meter; 7. lifting lugs; 8. a thermometer joint; 801. a thermometer; 9. a safety valve tube seat; 901. a safety valve; 10. a pressure gauge joint; 1001. a pressure gauge; 11. a steam communication pipe seat; 1101. a first gate valve; 12. a blowdown pipe seat; 1201. a second gate valve; 1202. a blowoff valve; 1203. a longitudinal segment; 1204. a transverse segment; 1205. a slope surface; 13. a connecting plate; 14. a flange; 15. a stud bolt; 16. a gasket; 17. A nut; 18. an electric heating tube; 19. a water supply pipe seat; 1901. a stop valve; 1902. a check valve; 1903. A water feed flow meter; 20. covering a skin; 21. installing a row of ports; 22. a water communicating pipe seat; 23. an electrode type liquid level sensor.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-6, a horizontal electric boiler comprises a cylinder 1 and an inner cylinder 2, wherein an electric control box 3 is fixedly connected to one side end surface of the cylinder 1, the electric control box 3 comprises a door panel 301, handles 302 and hinges 303, the door panel 301 is rotatably connected to two sides of the electric control box 3 through the hinges 303, the handles 302 are welded to the door panels 301 at two sides, the inner cylinder 2 is fixedly arranged inside the cylinder 1, a skin 20 is arranged between the cylinder 1 and the inner cylinder 2, a main steam valve seat 6 is fixedly connected to one side above the inner cylinder 2, a lifting lug 7 is fixedly connected to one side of the main steam valve seat 6, a temperature gauge joint 8 is fixedly connected to the other side of the lifting lug 7, a safety valve seat 9 is fixedly connected to the other side of the temperature gauge joint 8, a pressure gauge joint 10 is fixedly connected to the other side of the safety valve seat 9, and a second group of lifting lugs 7 is arranged at the other side of the pressure gauge joint 10, the utility model discloses an inner tube 2, inner tube 2's one end top is provided with vapour intercommunication tube socket 11, the below correspondence of vapour intercommunication tube socket 11 is provided with water intercommunication tube socket 22, the below of inner tube 2 is provided with blowdown tube socket 12, blowdown tube socket 12 includes vertical section 1203 and horizontal section 1204, vertical section 1203 and horizontal section 1204 integrative the setting, the upper end of vertical section 1203 extends to the interior bottom of inner tube 2, inner tube 2 is located vertical section 1203 bottom and is provided with slope 1205 to the inner slope of vertical section 1203, the minimum of slope 1205 is located the inner end department of vertical section 1203, blowdown tube socket 12 is the L setting that appears, the outer end downward sloping of horizontal section 1204, the other end below of inner tube 2 is provided with water supply tube socket 19.

In the embodiment, the arranged cylinder body 1 plays a role of protecting the inner cylinder 2, a connecting plate 13 and a flange 14 which are arranged on one side of the inner cylinder 2 are sealed by matching between a stud bolt 15, a gasket 16 and a nut 17, the arranged electric control box 3 can automatically and manually control and adjust the output and the steam temperature of the inner cylinder 2 through pressure and time, and has the functions of over-temperature protection, leakage protection and the like, two groups of lifting lugs 7 are arranged to be used as stress components for lifting, a main steam valve tube seat 6, a temperature gauge joint 8, a safety valve tube seat 9, a pressure gauge joint 10, a steam communication tube seat 11, a sewage discharge tube seat 12, a water supply tube seat 19 and a water communication tube seat 22 are arranged in the inner cylinder 2 and extend outwards to the outside of the cylinder body 1, the water supply tube seat 19 is fixedly connected with an external water pipe, the water flow meter 1903 is arranged to observe the size of water flow, and the arranged check valve 1902 can prevent the water flow from falling back, the internal water level of the inner barrel 2 is controlled by the electrode type liquid level sensor 23, when the internal water of the inner barrel 2 is filled, water supply is stopped by the stop valve 1901, water is rapidly heated by a plurality of groups of electric heating pipes 18, through observing a thermometer 801 and a pressure gauge 1001, when the internal pressure of the inner barrel 2 exceeds a rated value, a main steam valve 601 is opened to discharge, a safety valve 901 is the last line of defense in boiler protection, when the boiler pressure exceeds a limit, the set pressure is configured according to the safety valve 901, steam is discharged and decompressed, normal operation of the inner barrel 2 is ensured, a group of second gate valves 1201 and a group of blow-down valves 1202 are arranged on a blow-off pipeline in series. When in pollution discharge, the pollution discharge valve 1202 is firstly opened, then the second gate valve 1201 is slightly opened so as to preheat the pollution discharge pipeline, and after the pipeline is preheated, the large second gate valve 1201 is slowly opened. The electrode type liquid level sensor 23 discharges sewage at least once every shift, the flange 14 must be detached every 3-4 months of operation, after the electrode is lifted, the electrode and the inner wall of the cylinder 1 are cleaned, and then put into operation to ensure the normal operation of the water level control system, and the inner bottom of the inner cylinder 2 is provided with a slope 1205, the slope 1205 inclines towards the longitudinal section 1203, so that the internal sewage can be quickly discharged towards the sewage pipe seat 12, no residual liquid can be left, and the outer end of the transverse section 1204 also faces downwards, so that the sewage in the sewage pipe seat 12 can be completely discharged, the corrosion of the residual liquid to the sewage pipe seat 12 is reduced, the mineral deposition is reduced, the blockage of the sewage pipe seat 12 is avoided, the device has simple and compact structure, quick start, easy operation, low failure rate, low maintenance cost, sufficient output, quick temperature rise and high thermal efficiency, and can automatically adjust the output of the boiler, is ideal energy-saving and environment-friendly heating equipment.

Specifically, one end of a main steam valve pipe seat 6, a temperature measuring connector 8, a safety valve pipe seat 9, a pressure measuring connector 10, a steam communicating pipe seat 11, a sewage discharging pipe seat 12, a water supply pipe seat 19 and a water communicating pipe seat 22 extends to the inside of the inner cylinder 2, the other end of the steam communicating pipe seat extends to the outer side of the cylinder body 1, and the two groups of lifting lugs 7 extend upwards to the outer side of the cylinder body 1.

In the embodiment, one end of the main steam valve tube seat 6, the temperature gauge joint 8, the safety valve tube seat 9, the pressure gauge joint 10, the steam communication tube seat 11, the sewage discharge tube seat 12, the water supply tube seat 19 and the water communication tube seat 22 are arranged in the inner cylinder 2 to sense the temperature, the air pressure and the like in the furnace, and the two groups of lifting lugs 7 are used as stress components for lifting.

Specifically, two sides of the lower part of the inner cylinder 2 are provided with supports 4, the lower parts of the supports 4 extend to the outer side of the cylinder 1, and the lower parts of the two groups of supports 4 are fixedly connected with a foundation 5.

In this embodiment, the support 4 functions as a stabilizer, and the foundation 5 is provided with sufficient bearing capacity.

Specifically, one side of the inner cylinder 2 is provided with a connecting plate 13, the connecting plate 13 is correspondingly provided with a flange 14, a stud bolt 15 is inserted between the connecting plate 13 and the flange 14, gaskets 16 are sleeved at two ends of the stud bolt 15, and a nut 17 is connected to the other side of the two groups of gaskets 16 in a threaded manner.

In this embodiment, the connecting plate 13 and the flange 14 provided on one side of the inner cylinder 2 are closed by the engagement between the stud bolts 15, the spacers 16, and the nuts 17.

Specifically, a plurality of sets of mounting outlets 21 are formed in one side of the flange 14, electric heating pipes 18 are fixedly mounted on the other side of the plurality of sets of mounting outlets 21, and the plurality of sets of electric heating pipes 18 are arranged inside the inner barrel 2.

In this embodiment, the plurality of groups of electric heating tubes 18 have sufficient output, fast temperature rise and high thermal efficiency, and can automatically adjust the output of the boiler. Is ideal energy-saving and environment-friendly heating equipment.

Specifically, a main steam valve 601 is fixedly mounted above a main steam valve tube seat 6, a steam flow meter 602 is fixedly mounted above the main steam valve 601, a thermometer 801 is fixedly mounted above a thermometer connector 8, a safety valve 901 is fixedly mounted above a safety valve tube seat 9, and a pressure gauge 1001 is fixedly mounted above a pressure gauge connector 10.

In this embodiment, by observing the thermometer 801 and the pressure gauge 1001, when the pressure inside the inner cylinder 2 exceeds a rated value, the main steam valve 601 is opened to discharge, the safety valve 901 is the last line of defense in boiler protection, and when the boiler pressure exceeds a limit, the set pressure configured by the design of the safety valve 901 is used to discharge steam and release pressure, so as to ensure the normal operation of the inner cylinder 2.

Specifically, a first gate valve 1101 is fixedly mounted on one side of the steam communication pipe seat 11, and the electrode type liquid level sensor 23 is fixedly mounted on one sides of the steam communication pipe seat 11 and the water communication pipe seat 22.

In this embodiment, the electrode type liquid level sensor 23 discharges sewage at least once every shift, the flange 14 must be removed every 3-4 months of operation, the electrode and the inner wall of the cylinder 1 are cleaned after being lifted, and then the electrode is put into operation to ensure that the water level control system works normally.

Specifically, a second gate valve 1201 is fixedly mounted on one side of the waste pipe holder 12, a waste valve 1202 is fixedly mounted on the other side of the second gate valve 1201, a stop valve 1901 is fixedly mounted on one side of the water supply pipe holder 19, a check valve 1902 is fixedly mounted on the other side of the stop valve 1901, and a water supply flow meter 1903 is fixedly mounted on the other side of the check valve 1902.

In this embodiment, the water supply tube holder 19 is fixedly connected with the external water pipe, the water supply flowmeter 1903 is arranged to observe the water flow, the check valve 1902 is arranged to prevent the water flow from returning, the electrode type liquid level sensor 23 is used to control the internal water level of the inner barrel 2, when the internal water of the inner barrel 2 is full, the stop valve 1901 is used to stop the water supply, the general water supply contains more or less minerals, after the water supply enters the boiler for vaporization, the minerals are left in the boiler and are concentrated to a certain degree to be deposited in the boiler, the larger the evaporation amount is, the longer the operation time is, and the more the deposits are. The total alkali amount of the furnace water cannot exceed the standard, exceeds the standard range, the furnace water is subjected to pollution discharge, and a group of second gate valves 1201 and a group of pollution discharge valves 1202 are connected in series on the pollution discharge pipeline. When in pollution discharge, the pollution discharge valve 1202 is firstly opened, then the second gate valve 1201 is slightly opened so as to preheat the pollution discharge pipeline, and after the pipeline is preheated, the large second gate valve 1201 is slowly opened.

The working principle is as follows:

when the device is used, the furnace is started firstly, the arranged electric control box 3 can automatically and manually control and adjust the output force and the steam temperature of the inner cylinder 2 through pressure and time, and has the functions of overtemperature, leakage protection and the like, the arranged two groups of lifting lugs 7 are used as stress components for lifting, the arranged main steam valve tube seat 6, the thermometer joint 8, the safety valve tube seat 9, the pressure gauge joint 10, the steam communication tube seat 11, the sewage tube seat 12, the water supply tube seat 19 and the water communication tube seat 22 are all arranged in the inner cylinder 2 and extend outwards to the outside of the cylinder 1, the water supply tube seat 19 is fixedly connected with an external water pipe, the arranged water supply flowmeter 1903 observes the water flow, the arranged check valve 1902 can prevent the water flow from returning, the internal water level of the inner cylinder 2 is controlled through the electrode type liquid level sensor 23, when the internal water of the inner cylinder 2 is filled with water, the water supply is stopped through the stop valve 1901, the water is quickly heated through the plurality of groups of electric heating tubes 18, by observing the thermometer 801 and the pressure gauge 1001, when the pressure inside the inner cylinder 2 exceeds a rated value, the main steam valve 601 is opened to discharge, the safety valve 901 is the last line of defense in boiler protection, when the boiler pressure exceeds a limit, the set pressure is configured according to the design of the safety valve 901, the steam is discharged and the pressure is relieved, the normal operation of the inner cylinder 2 is ensured, generally, the feed water contains more or less minerals, after the feed water enters the boiler to be vaporized, the minerals are left in the boiler to be concentrated to a certain degree and precipitated in the boiler, the larger the evaporation amount is, the longer the operation time is, and the more the precipitates are. The total alkali amount of the furnace water cannot exceed the standard, exceeds the standard range, the furnace water is subjected to pollution discharge, and a group of second gate valves 1201 and a group of pollution discharge valves 1202 are connected in series on the pollution discharge pipeline. When in pollution discharge, the pollution discharge valve 1202 is firstly opened, then the second gate valve 1201 is slightly opened so as to preheat the pollution discharge pipeline, and after the pipeline is preheated, the large second gate valve 1201 is slowly opened. After the blowdown is completed, the second gate valve 1201 is slowly closed, and then the blowdown valve 1202 is closed. The purpose of this is to control the blowdown with the second gate valve 1201 to maintain the tightness of the blowdown valve 1202. The tightness of the blowdown valve 1202 may still be used when the second gate valve 1201 leaks, and the second set of control blowdown may still be used when the first set leaks. When the pollution discharge is carried out, if impact sound exists in a pollution discharge pipeline, the first pollution discharge valve 1202 is immediately closed to be small until the impact sound disappears, then the impact sound is slowly opened to be large, the pollution discharge is not suitable to be continuously carried out for a long time so as not to influence water circulation, the electrode type liquid level sensor 23 needs to discharge the pollution at least once every shift, the flange 14 needs to be detached every 3-4 months of operation, the electrode and the inner wall of the barrel body 1 are cleaned after the electrode is lifted out, and then the electrode and the inner wall of the barrel body 1 are put into operation so as to ensure that a water level control system works normally.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a horizontal electric boiler, includes barrel (1) and inner tube (2), its characterized in that: the steam-water heater is characterized in that an electric appliance control box (3) is fixedly connected to one side end face of the barrel body (1), the electric appliance control box (3) comprises a door plate (301), handles (302) and hinges (303), the door plate (301) is rotatably connected to two sides of the electric appliance control box (3) through the hinges (303), the handles (302) are welded to the door plate (301) on two sides, the inner barrel (2) is fixedly arranged inside the barrel body (1), a skin (20) is arranged between the barrel body (1) and the inner barrel (2), a main steam valve seat (6) is fixedly connected to one side above the inner barrel (2), a lifting lug (7) is fixedly connected to one side of the main steam valve seat (6), a thermometer adapter (8) is fixedly connected to the other side of the lifting lug (7), a safety valve seat (9) is fixedly connected to the other side of the thermometer adapter (8), and a pressure gauge adapter (10) is fixedly connected to the other side of the safety valve (9), the other side of the pressure gauge joint (10) is provided with a second group of lifting lugs (7), a steam communication pipe seat (11) is arranged above one end of the inner cylinder (2), a water communication pipe seat (22) is correspondingly arranged below the steam communication pipe seat (11), a sewage pipe seat (12) is arranged below the inner cylinder (2), the sewage pipe seat (12) comprises a longitudinal section (1203) and a transverse section (1204), the longitudinal section (1203) and the transverse section (1204) are integrally arranged, the upper end of the longitudinal section (1203) extends to the inner bottom of the inner cylinder (2), a slope surface (1205) inclined towards the inner end of the longitudinal section (1203) is arranged at the inner bottom of the longitudinal section (1203) of the inner cylinder (2), the lowest point of the inner end (1205) is arranged at the outer end of the longitudinal section (1203), the sewage pipe seat (12) is arranged in an L shape, and the transverse section (1204) is inclined downwards, a water supply pipe seat (19) is arranged below the other end of the inner cylinder (2).

2. The horizontal electric boiler according to claim 1, wherein: the steam valve comprises a main steam valve seat (6), a thermometer joint (8), a safety valve seat (9), a pressure gauge joint (10), a steam communication tube seat (11), a sewage discharge tube seat (12), a water supply tube seat (19) and a water communication tube seat (22), wherein one end of the main steam valve seat extends to the inside of the inner tube (2), the other end of the main steam valve seat extends to the outer side of the barrel body (1), and the lifting lugs (7) extend upwards to the outer side of the barrel body (1).

3. The horizontal electric boiler according to claim 1, wherein: the support is characterized in that supports (4) are arranged on two sides of the lower portion of the inner barrel (2), the lower portion of each support (4) extends to the outer side of the barrel body (1), and the two groups of supports (4) are fixedly connected with a foundation (5) in the lower portion.

4. The horizontal electric boiler according to claim 1, wherein: one side of the inner barrel (2) is provided with a connecting plate (13), the connecting plate (13) is correspondingly provided with a flange (14), a stud bolt (15) is inserted between the connecting plate (13) and the flange (14), gaskets (16) are sleeved at two ends of the stud bolt (15), and a nut (17) is connected to the other side of each of the two groups of gaskets (16) in a threaded manner.

5. The horizontal electric boiler according to claim 4, wherein: a plurality of groups of mounting row openings (21) are formed in one side of the flange (14), a plurality of groups of electric heating pipes (18) are fixedly mounted on the other side of the mounting row openings (21), and the plurality of groups of electric heating pipes (18) are arranged in the inner barrel (2).

6. The horizontal electric boiler according to claim 1, wherein: the steam meter is characterized in that a main steam valve (601) is fixedly mounted above the main steam valve seat (6), a steam flow meter (602) is fixedly mounted above the main steam valve (601), a thermometer (801) is fixedly mounted above the thermometer connector (8), a safety valve (901) is fixedly mounted above the safety valve tube seat (9), and a pressure gauge (1001) is fixedly mounted above the pressure gauge connector (10).

7. The horizontal electric boiler according to claim 1, wherein: one side fixed mounting of vapour intercommunication tube socket (11) has first gate valve (1101), one side fixed mounting of vapour intercommunication tube socket (11) and water intercommunication tube socket (22) has electrode type level sensor (23).

8. The horizontal electric boiler according to claim 1, wherein: one side fixed mounting of blowdown tube socket (12) has second gate valve (1201), the opposite side fixed mounting of second gate valve (1201) has blowoff valve (1202), one side fixed mounting of feed pipe socket (19) has stop valve (1901), the opposite side fixed mounting of stop valve (1901) has check valve (1902), the opposite side fixed mounting of check valve (1902) has water supply flow meter (1903).