阅读说明：本技术 高压直入速热式电锅炉主机及其制造工艺 (High-pressure direct-in quick-heating type electric boiler main machine and manufacturing process thereof ) 是由 不公告发明人 于 2020-02-27 设计创作，主要内容包括：本发明公开一种高压直入速热式电锅炉主机及其制造工艺,将N支加热管串联起来,满足10KV以上工作电压值,加热管安装在换热集成模块内,串联的首端、尾端接入10KV高压电路中加热热水(蒸汽),可节约变压器投资及变压器15％的电损,由循环泵的作用使加热液体(水和油)经型材换热流道、型材集管、管接头、进出水总管输出热水和蒸汽。利用远红外辐射加热管辐射传热不导电的特性,隔绝了高压电传入换热型材的可能,实现了水电隔离、永不漏电功能,换热效率高,功率可大可小,使用寿命是不锈钢发热管电锅炉的3-5倍,便于维修,不结水垢,具有独特的新颖性和很高的实用价值。(The invention discloses a high-pressure direct-entering quick-heating type electric boiler main machine and a manufacturing process thereof.N heating pipes are connected in series to meet the working voltage value above 10KV, the heating pipes are arranged in a heat exchange integrated module, the head end and the tail end of the series connection are connected into a 10KV high-voltage circuit to heat hot water (steam), the investment of a transformer and the electric loss of the transformer can be saved by 15%, and the heated liquid (water and oil) outputs the hot water and the steam through a section heat exchange flow passage, a section header pipe, a pipe joint and a water inlet and outlet main pipe under the action of a circulating pump. The non-conducting characteristic of the radiant heat transfer of the far infrared radiant heating pipe is utilized, the possibility that high-voltage electricity is transmitted into the heat exchange section is isolated, the functions of water and electricity isolation and no electric leakage are realized, the heat exchange efficiency is high, the power can be large or small, the service life is 3-5 times that of a stainless steel heating pipe electric boiler, the maintenance is convenient, no water scale is formed, and the novel stainless steel heating pipe electric boiler has unique novelty and high practical value.)

1. A high-pressure direct-entering quick-heating electric boiler main machine and a manufacturing process thereof are composed of a heating electric appliance assembly, a heat exchange integrated module, a bracket (2) and a pipe fitting; the heating electric appliance component consists of a heating pipe (14), a wiring terminal (13), a terminal connecting wire (12), a heating pipe supporting sleeve (15) and an insulating cover (8); the heat exchange integrated module is composed of a heat exchange section (5), a section header (4), a header plug (9), a screw (7), a channel steel (10) and a screw nut (6); the heat exchange device is characterized in that N heat exchange sectional materials (5) are arranged and stacked in a matrix mode with two flush ends, a sectional material inserting port (22) is inserted into and fastened with the left side and the right side, upper concave convex grooves and lower concave convex grooves of a sectional material concave-convex interface (23) are fastened with each other, N rows and N layers are stacked according to requirements, the lower surface of the heat exchange sectional material (5) on the lowest layer and the upper surface of the uppermost layer are clamped and fixed into a whole by using channel steel (10) and screw nuts (6), and a support (2) is fixed by using screws and welded on the upper surface/lower surface of the channel steel; sealing rings (20) are arranged in profile sealing grooves (24) on two end faces of the heat exchange profile (5), each header branch hole (16) corresponding to a profile header (4) is fixedly sealed by a screw (7), one axial end of the profile header (4) is sealed by a header plug (9), a header water inlet/outlet (17) on the other end is hermetically connected with a pipe joint (3) and a water inlet/outlet header pipe (1), and the water inlet/outlet header pipe (1) is fixed on a support (2) by a clamp (11); heating pipe half holes (26) between fins on two sides of N section header pipes (4) which are parallel are combined into N round holes, N heating pipe supporting sleeves (15) are respectively installed in the N heating pipe half holes (26), one heating pipe (14) is respectively installed in each heating pipe supporting sleeve (15), connecting terminals (13) at two ends of the N heating pipes (14) are connected in series by terminal connecting wires (12) from top to bottom and in an end-to-end connection sequence to be sleeved with an insulating cover (8), the number of the heating pipes (14) which are connected in series is required to meet the 10KV working voltage, and the head end and the tail end of the heating pipes which are connected in series are connected into a 10KV high-voltage control circuit.

2. The main unit of the high-pressure direct-entering rapid-heating electric boiler and the manufacturing process thereof as claimed in claim 1, characterized in that the central hole of the heat exchange profile (5) is a heating flow channel (18), the outer surface of the heat exchange profile (5) is attached with an absorption coating (19), a profile sealing groove (24) is processed on the port plane of the heating flow channel (18), a screw slot hole (21) is formed between the profile plug-in port (22) on the two side edges of the heat exchange profile (5) and the heating flow channel (18), and the upper and lower surfaces of the heat exchange profile (5) are profile concave-convex ports (23).

3. The main unit of the high-pressure direct-entering rapid-heating electric boiler and the manufacturing process thereof according to claim 1, characterized in that a plane outside the pipe wall of the section header (4) is provided with N header branch holes (16), N screw holes (25) are drilled on two side blades of the section header (4), N heating pipe half holes (26) are formed on the edges of the two side blades of the section header (4), one axial end of the section header (4) is sealed by a header plug (9), and the other axial end is provided with a header water inlet and outlet (17).

4. The main unit of the high-pressure direct-entering rapid-heating electric boiler and the manufacturing process thereof according to claim 1, characterized in that a plurality of main units of the high-pressure rapid-heating electric boiler are arranged between the longer upper and lower channel steels (10) as a unit, the water inlet and outlet (17) of the collecting pipe are hermetically connected with the water inlet and outlet main pipe (1) through the pipe joint (3), and the water inlet and outlet main pipe (1) is fixed on the bracket (2) and the channel steels (10) by the hoop (11) to form the main unit of the high-power high-pressure rapid-heating electric boiler.

5. A high-pressure direct-in quick-heating type electric boiler main machine and a manufacturing process thereof are characterized in that the manufacturing process of the high-pressure quick-heating type electric boiler main machine comprises the following steps: cutting the heat exchange section (5) to a required length, processing a section sealing groove (24) on the radial plane of a concentric axis of two ports of a heating flow channel (18), tapering threads in a screw groove hole (21), and attaching an absorption coating (19) on the outer surface of the heat exchange section (5) in a coating and spraying way; the two ends of N heat exchange sectional materials (5) are parallel and level on the channel steel (10), the required row number and the layer number are arranged and stacked according to a matrix type, when the heat exchange sectional materials (5) are horizontally arranged, the left side and the right side of the sectional material inserting ports (22) on the left side and the right side are mutually inserted and fastened, when the heat exchange sectional materials (5) are vertically stacked, the upper concave groove and the lower concave groove of the sectional material concave-convex interface (23) are fastened, the channel steel (10) is installed on the uppermost layer of the heat exchange sectional material (5), and the channel steel (10) and the lower channel steel (6) are clamped and fixed into a whole by a screw nut (6); cutting a section header (4) according to the required length, forming N header branch holes (16) on a plane outside the pipe wall of the section header (4), drilling N screw holes (25) on two side fins, corresponding to the sizes of longitudinal screw slotted holes (21) and heating flow channels (18) which are arranged in a matrix manner on the heat exchange section (5), forming heating pipe half holes (26) on the edges of the two side fins of the section header (4), sealing one axial end of the section header (4) by a header plug (9), and forming a header water inlet and outlet (17) at the other axial end of the section header; vertically installing N section headers (4) on two end faces of a heat exchange section (5) in a longitudinal matrix arrangement mode, enabling header branch holes (16) to correspond to port planes of a heating flow channel (18) and fixedly sealing the end faces of the heat exchange section (5) by using sealing rings (20) and screws (7), splicing heating pipe half holes (26) between fins on two sides of adjacent section headers (4) into circular holes and installing heating pipe support sleeves (15); header water inlets and outlets (17) of N profile headers (4) at one end of each heat exchange profile (5) face downwards and are connected with a water inlet and outlet main pipe (1) in a sealing way through pipe joints (3), header water inlets and outlets (17) of N profile headers (4) at the other end of each heat exchange profile (5) face upwards and are connected with the other water inlet and outlet main pipe (1) in a sealing way through the pipe joints (3), and the water inlet and outlet main pipes (1) are fixed on a support (2) and channel steel (10) by a clamp (11); a heating pipe supporting sleeve (15) is arranged in a heating pipe half hole (26), a heating pipe (14) is arranged in the heating pipe supporting sleeve (15), connecting terminals (13) at two ends of N heating pipes (14) are connected in series through terminal connecting wires (12) in an end-to-end connection sequence from top to bottom and sleeved with an insulating cover (8), the number of the heating pipes (14) connected in series is used for meeting the requirement of 10KV working voltage, and the head end and the tail end of the heating pipes connected in series are connected into a 10KV high-voltage control circuit, so that the manufacturing process of the high-voltage quick-heating electric boiler main machine is completed.

Technical Field

The invention relates to the field of heat energy, in particular to a high-pressure direct-heating type electric boiler main machine and a manufacturing process thereof.

Background

At present, most of electric boilers adopt a mode that a heating pipe is directly immersed into water to supply water for heating, hot water and steam are generated, and the defects of serious scaling of the heating pipe, voltage breakdown leakage, water leakage, short service life of the electric boiler and the like exist. At present, 380V low-voltage electric heating is mostly used for high-power electric boilers, the electric loss of a transformer is 15%, and the phenomenon of great electric energy waste is caused. The high-power high-voltage electrode boiler is generally above 10MW, the purified water is electrified due to the action of a purified water container, conveying equipment and a carbon rod electrode of the high-voltage electrode boiler, impurities and free electrons cause the electrification of the purified water, high-temperature water scale, grounding, insulation of an insulating pipe joint and other parts are influenced, the resistivity of the purified water at 25 ℃ is 18.3M omega cm, when the high-power high-voltage electrode boiler works at the temperature of above 100 ℃ for a long time, the impurities of the purified water are increased, the resistance is reduced, if an operator changes water, the whole heat supply hot water pipe network is electrified, the consequence is unreasonable, the high-power high-voltage electrode boiler is particularly used for heating residents of thousands of households, and once public.

Disclosure of Invention

The invention mainly solves the technical problem of providing a high-pressure direct-in quick-heating type electric boiler main machine and a manufacturing process thereof, wherein the main machine comprises the following components in parts by weight: n heating pipes are connected in series to meet the working voltage value of more than 10KV, the heating pipes are installed in a heat exchange integrated module, the head end and the tail end of the series connection are connected into a 10KV high-voltage circuit to heat water (steam), the investment of a transformer and the electric loss of the transformer can be saved by 15%, and the liquid (water and oil) is heated under the action of a circulating pump and is output to the hot water and the steam through a section heat exchange flow passage, a section header, a pipe joint and a water inlet and outlet header pipe. The non-conductive characteristic of radiation heat transfer of the far infrared radiation heating pipe is utilized, the possibility that high-voltage electricity is transmitted into the heat exchange section is isolated, and the functions of water and electricity isolation and never electric leakage are realized.

The invention is characterized in that: the high-pressure heating integrated assembly is directly connected into a high-voltage circuit above 10KV to heat hot water (steam), water and electricity are isolated without electric leakage, a transformer is not required to be invested, 15% of electric loss of the transformer is saved, the power can be large or small, the heat exchange efficiency is high, the service life is 3-5 times that of a stainless steel heating tube electric boiler, the maintenance is convenient, no water scale is formed, and the high-pressure heating integrated assembly has unique novelty and high practical value.

Drawings

FIG. 1 is a side view of a main unit of a high-pressure direct-heating type electric boiler and a manufacturing process thereof according to the present invention;

FIG. 2 is a front view of the main body of the high-pressure direct-heating type electric boiler and the manufacturing process thereof according to the present invention;

FIG. 3 is a sectional view of the main unit of the high-pressure direct-heating type electric boiler and its manufacturing process integration module A-A of the present invention;

FIG. 4 is a top view of the integrated module of the high-pressure direct-heating type electric boiler and the manufacturing process thereof according to the present invention;

FIG. 5 is a partial sectional view of a main unit of a high-pressure direct-heating type electric boiler and a manufacturing process B-B thereof according to the present invention;

FIG. 6 is a semi-sectional view of a heat exchange profile of the main body of the high-pressure direct-heating type electric boiler and a manufacturing process thereof according to the present invention;

FIG. 7 is a partial sectional view of a high-pressure direct-heating type electric boiler main body and a sectional material header thereof in a manufacturing process according to the present invention;

the parts in the drawings are numbered as follows: 1. a water inlet and outlet header pipe; 2. a support; 3. a pipe joint; 4. a profile header; 5. heat exchange section bars; 6. a screw nut; 7. a screw; 8. an insulating cover; 9. a header plug; 10. channel steel; 11. clamping a hoop; 12. a terminal connection line; 13. a wiring terminal; 14. heating a tube; 15. a heating pipe support sleeve; 16. a header branch hole; 17. a header inlet/outlet; 18. heating the flow channel; 19. an absorptive coating; 20. a seal ring; 21. screw slot holes; 22. a profile interface; 23. a concave-convex interface of the section bar; 24. a section bar sealing groove; 25. a screw hole; 26. heating the tube half-hole.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.

Referring to fig. 1 to 7, the main unit of the high-pressure direct-heating type rapid-heating electric boiler and the manufacturing process thereof of the present invention comprises a heating electric component, a heat exchange integrated module, a bracket (2), and a pipe fitting; the heating electric appliance component consists of a heating pipe (14), a wiring terminal (13), a terminal connecting wire (12), a heating pipe supporting sleeve (15) and an insulating cover (8); the heat exchange integrated module is composed of a heat exchange section (5), a section header (4), a header plug (9), a screw (7), a channel steel (10) and a screw nut (6); arranging and stacking N heat exchange sectional materials (5) with two ends flush in a matrix manner, inserting and buckling a sectional material insertion port (22) left and right, buckling upper concave convex grooves and lower concave convex grooves of a sectional material concave-convex interface (23) and stacking N rows and N layers as required, clamping and fixing the lower surface of the heat exchange sectional material (5) at the lowest layer and the upper surface of the highest layer into a whole by using a channel steel (10) and a screw nut (6), and fixing and welding a support (2) on the upper/lower surface of the channel steel (10) by using screws; sealing rings (20) are arranged in profile sealing grooves (24) on two end faces of the heat exchange profile (5), each header branch hole (16) corresponding to a profile header (4) is fixedly sealed by a screw (7), one axial end of the profile header (4) is sealed by a header plug (9), a header water inlet/outlet (17) on the other end is hermetically connected with a pipe joint (3) and a water inlet/outlet header pipe (1), and the water inlet/outlet header pipe (1) is fixed on a support (2) by a clamp (11); heating pipe half holes (26) between fins on two sides of N section header pipes (4) which are parallel are combined into N round holes, N heating pipe supporting sleeves (15) are respectively installed in the N heating pipe half holes (26), one heating pipe (14) is respectively installed in each heating pipe supporting sleeve (15), connecting terminals (13) at two ends of the N heating pipes (14) are connected in series by terminal connecting wires (12) from top to bottom and in an end-to-end connection sequence to be sleeved with an insulating cover (8), the number of the heating pipes (14) which are connected in series meets the requirement of 10KV working voltage, and the head end and the tail end of the heating pipes which are connected in series are connected into a 10KV high-voltage control circuit to be electrified and heated.

Referring to fig. 1 to 7, the main unit of a high-pressure direct-entering quick-heating electric boiler and a manufacturing process thereof of the present invention, a central hole of a heat exchange profile (5) of a heat exchange integrated module is a heating flow channel (18), an absorption coating (19) is attached to an outer surface of the heat exchange profile (5), a profile sealing groove (24) is processed on a port plane of the heating flow channel (18), a screw slot hole (21) is formed between a profile plug-in port (22) at two side edges of the heat exchange profile (5) and the heating flow channel (18), and profile concave-convex ports (23) are formed at the upper surface and the lower surface of the heat exchange profile; n manifold branch holes (16) are formed in a plane outside the pipe wall of the profile manifold (4), N screw holes (25) are drilled in two side wing pieces of the profile manifold (4), N heating pipe half holes (26) are formed in the edges of wing pieces on two sides of the profile manifold (4), one axial end of the profile manifold (4) is sealed by a manifold plug (9), and the other axial end of the profile manifold is a manifold water inlet/outlet (17).

Referring to fig. 1 to 7, the present invention relates to a main unit of a high-pressure direct-entry quick-heating electric boiler and a manufacturing process thereof, and a manufacturing process of the main unit of the high-pressure quick-heating electric boiler: cutting the heat exchange section (5) to a required length, processing a section sealing groove (24) on the radial plane of a concentric axis of two ports of a heating flow channel (18), tapering threads in a screw groove hole (21), and attaching an absorption coating (19) on the outer surface of the heat exchange section (5) in a coating and spraying way; the two ends of N heat exchange sectional materials (5) are parallel and level on the channel steel (10), the required row number and the layer number are arranged and stacked according to a matrix type, when the heat exchange sectional materials (5) are horizontally arranged, the left side and the right side of the sectional material inserting ports (22) on the left side and the right side are mutually inserted and fastened, when the heat exchange sectional materials (5) are vertically stacked, the upper concave groove and the lower concave groove of the sectional material concave-convex interface (23) are fastened, the channel steel (10) is installed on the uppermost layer of the heat exchange sectional material (5), and the channel steel (10) and the lower channel steel (6) are clamped and fixed into a whole by a screw nut (6); cutting a section header (4) according to the required length, forming N header branch holes (16) on a plane outside the pipe wall of the section header (4), drilling N screw holes (25) on two side fins, corresponding to the sizes of longitudinal screw slotted holes (21) and heating flow channels (18) which are arranged in a matrix manner on the heat exchange section (5), forming heating pipe half holes (26) on the edges of the two side fins of the section header (4), sealing one axial end of the section header (4) by a header plug (9), and forming a header water inlet and outlet (17) at the other axial end of the section header; vertically installing N section headers (4) on two end faces of a heat exchange section (5) in a longitudinal matrix arrangement mode, enabling header branch holes (16) to correspond to port planes of a heating flow channel (18) and fixedly sealing the end faces of the heat exchange section (5) by using sealing rings (20) and screws (7), splicing heating pipe half holes (26) between fins on two sides of adjacent section headers (4) into circular holes and installing heating pipe support sleeves (15); header water inlets and outlets (17) of N profile headers (4) at one end of each heat exchange profile (5) face downwards and are connected with a water inlet and outlet main pipe (1) in a sealing way through pipe joints (3), header water inlets and outlets (17) of N profile headers (4) at the other end of each heat exchange profile (5) face upwards and are connected with the other water inlet and outlet main pipe (1) in a sealing way through the pipe joints (3), and the water inlet and outlet main pipes (1) are fixed on a support (2) and channel steel (10) by a clamp (11); a heating pipe supporting sleeve (15) is arranged in a heating pipe half hole (26), a heating pipe (14) is arranged in the heating pipe supporting sleeve (15), connecting terminals (13) at two ends of N heating pipes (14) are connected in series by terminal connecting wires (12) according to the sequence of end-to-end connection from top to bottom and sleeved with an insulating cover (8), the number of the heating pipes (14) connected in series is used for meeting the requirement of 10KV working voltage, and the head end and the tail end of the heating pipes connected in series are connected into a 10KV high-voltage control circuit, so that the manufacturing process of the high-voltage quick-heating electric boiler main machine is; a plurality of high-pressure quick-heating electric boiler main machines are arranged between longer upper channel steel (10) and longer lower channel steel (10) in a unit mode, a header water inlet/outlet (17) is connected with a water inlet/outlet main pipe (1) in a sealing mode through a pipe joint (3), and the water inlet/outlet main pipe (1) is fixed on a support (2) and the channel steel (10) through a hoop (11) to form the high-power high-pressure quick-heating electric boiler main machine.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.