CN210328045U

CN210328045U - Internal heating type electromagnetic transducer

Info

Publication number: CN210328045U
Application number: CN201920670618.7U
Authority: CN
Inventors: 朱程皓; 张振洲; 赵陨; 唐贵富; 吕燕; 韩龙; 马洪发; 刘峰; 朱博帅; 代刚
Original assignee: Shenyang Academy of Instrumentation Science Co Ltd
Current assignee: Shenyang Academy of Instrumentation Science Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-04-14
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses an internal heating electromagnetic transducer, which comprises an outer cylinder made of non-metallic materials and a metal heating pipe, wherein reducing joints are arranged at two ends of the outer cylinder, a plurality of spacers are uniformly arranged outside the outer cylinder, and electromagnetic wires are wound outside the spacers; the heating pipe is cylindrical, and two ends of the heating pipe are connected with the outer cylinder through non-metal supports. The heat energy generated by the heating pipe with the structure of the utility model is completely absorbed by water without loss; the non-metal pipe that the urceolus adopted is hot bad conductor, has not only reduced the consume of heat energy, and its outer wall temperature is lower relatively, and there is the space again in the middle of non-metal pipe outer wall electromagnetic wire, so the temperature rise of electromagnetic wire can not too high, and the circulating water is through the two-sided heat exchange of heating tube outer wall and inner wall simultaneously, and exchange area is big, more abundant.

Description

Internal heating type electromagnetic transducer

Technical Field

The utility model belongs to the technical field of electromagnetic heating, concretely relates to interior hot type electromagnetic transducer.

Background

Clean heating in winter needs a heating system with higher efficiency, and coal substitution is the main aspect of haze treatment, and the electric heating technology is well developed by changing coal into electricity. The electric heating system has the advantages of no noise, no pollution, free temperature regulation and the like, and meanwhile, in order to promote the popularization of the electric heating mode, various preferential policies such as step electricity price, season electricity price, electricity utilization subsidy and the like are comprehensively implemented by the country. With the continuous development of electric heating technology, heating modes such as an electric boiler, an electric heater, an electrothermal film, a heating cable and the like are developed successively. With the further concern of the country on the environmental problems, the application and popularization of the electric heating technology enter a peak period. The electromagnetic heating has the advantages of fast heating and high efficiency, and further improvement of the heat efficiency and the product stability is needed in the prior art.

The core technology of electromagnetic heating is the design of the energy converter, the heat exchange efficiency is high and low, and the control of coil heating is embodied in the design of the energy converter. The thickness of heat preservation, the coil is from the distance of cylinder body, and the processing that the coil generates heat all is direct influence electric heat conversion efficiency.

Among the prior art, the transducer that electromagnetic heating used all adopts iron pipe or nonrust steel pipe to do the heating bucket, and the circulating water that inside circulation was heated, outside parcel thermal insulation layer, outside winding electromagnetic wire, though there is the insulating layer, the heat of iron pipe still has some conduction electromagnetic wire, leads to the electromagnetic wire temperature also to reach more than 90 ℃, heats bucket inner wall and water heat transfer simultaneously, and the outer wall heat is just discharged the air in, and the heat energy that the electric energy produced does not utilize completely. Therefore, the heat exchange efficiency is further improved, the heating of the electromagnetic wire is reduced, and the technical problem to be solved by the electromagnetic transducer is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an interior hot type electromagnetism transducer to solve the not high problem of heat exchange efficiency among the prior art.

The utility model adopts the technical proposal that: an internal heating type electromagnetic transducer comprises an outer cylinder made of a non-metal material and a metal heating pipe, wherein reducing joints are arranged at two ends of the outer cylinder, a plurality of partition frames are uniformly arranged outside the outer cylinder, and electromagnetic wires are wound on the outer sides of the partition frames; the heating pipe is cylindrical, and two ends of the heating pipe are connected with the outer cylinder through non-metal supports.

Further: the support includes rand with reducing part matched with of reducing joint, with heating pipe tip matched with banding, connects the stabilizer blade of rand and banding, still radially is equipped with a plurality of spacing claws on the banding, and the spacing claw other end cooperatees with the urceolus inner wall.

Further: there is a ventilation space between the outer tub and the heating wire.

Further: the outer barrel is made of PE-RT, and the heating pipe is made of stainless steel.

The utility model has the advantages that: the stainless steel heating pipe of the internal heating type electromagnetic transducer is arranged in the non-metal outer pipe, the circulating water fully exchanges heat with the inner wall and the outer wall of the heating pipe, the heat energy generated by the electric energy and the circulating water completely exchange heat, and the heat energy is not lost; meanwhile, the medium contacted with the inner wall and the outer wall of the heating pipe is circulating water, so that the temperature of the inner wall of the non-metal pipe is the temperature of the circulating water, meanwhile, the non-metal pipe is a poor heat conductor, the loss of heat energy is reduced, the temperature of the outer wall of the non-metal pipe is relatively low, a gap is formed between the electromagnetic wire and the outer wall of the non-metal pipe, the temperature rise of the electromagnetic wire is not too high, and meanwhile, the circulating water is subjected to heat exchange on the two sides of the outer wall and the inner wall of the heating pipe.

Drawings

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

fig. 2 is a schematic sectional view of the present invention shown in fig. 1.

The sequence numbers in the figures illustrate: 1, a flange; 2, a reducing joint; 3, heating a pipe; 4 electromagnetic wires; 5, an outer cylinder; 6, a bracket, 61, 62, 63 and 64 are clamping rings, sealed edges, supporting legs and limiting claws; 7, a shelf.

Detailed Description

As shown in fig. 1 and 2, the internally heated electromagnetic transducer of the present invention comprises an outer cylinder 5 made of non-metallic material and a metal heating pipe 3, wherein joints are provided at two ends of the outer cylinder, generally, the magnetic suspension is a reducer joint 2, and a flange 1 is provided at the other end of the reducer joint; a plurality of partition frames 7 are uniformly arranged outside the outer cylinder, electromagnetic wires 4 are wound outside the partition frames, the electromagnetic wires are conducting wires and used for generating a magnetic field corresponding to the heating pipe, the positions of the electromagnetic wires are located in the middle of the heating pipe, and the upper part and the lower part of the heating pipe are left vacant; the two ends of the heating pipe are connected with the outer cylinder through the non-metal bracket 6. The support includes rand 61 with the reducing part matched with of reducer union, with heating pipe tip matched with banding 62, the stabilizer blade 63 of connecting rand and banding, still radially is equipped with a plurality of spacing claws 64 on the banding, the spacing claw other end cooperatees with the urceolus inner wall. The sealing edge is approximately circular, the radial section of the sealing edge is U-shaped, and the sealing edge is sleeved on the wall of the heating pipe and is fixed with the heating pipe through a bolt; the outer diameter of the clamping ring is matched with the inner diameter of the outer cylinder, the inner diameter of the diameter-variable large-head part is larger than that of the clamping ring, and the small-head part is smaller than the clamping ring, so that the clamping ring is clamped at the diameter-variable part to realize positioning; the clamping ring is connected with the sealing edge through the supporting legs, so that the heating pipe can be reliably fixed; and a plurality of limiting claws are arranged on the sealing edge along the radial direction so as to limit the heating pipe at the central position of the outer cylinder.

The utility model has a ventilation space between the outer cylinder and the heating wire. The outer cylinder can be prevented from conducting heat to the electromagnetic wire, and meanwhile, the heat dissipation of the electromagnetic wire is increased, so that the temperature is reduced.

Preferably: the outer barrel is made of PE-RT, and the heating pipe is made of stainless steel.

Preferably: the two ends of the separation frame 7 are respectively connected with a separation frame fixing ring 71, and the upper side separation frame fixing ring is also provided with a vent hole.

The utility model discloses in the structure, only there is the electromagnetic wire at the middle part of heating pipe corresponding position, consequently, only the middle part temperature of heating pipe is the highest, all the other positions include the heating pipe both ends all with water contact, the temperature can not exceed 100 degrees, consequently can adopt non-metallic material structures such as PPR, PE-RT. The structures of the non-metal parts can be connected by welding (hot melting), bonding or integral forming. When in use, the catalyst can be used independently, and also can be used in parallel of two or more. In the using process, water enters from the lower flange, moves upwards and flows out through the upper flange, and heat exchange is carried out in the outer barrel. Inside the outer barrel, the outer barrel and the inner wall and the outer wall of the heating pipe are contacted and exchanged heat simultaneously, the heat exchange area is large, and the internal heating type transduction is realized.

The stainless steel heating pipe of the internal heating type electromagnetic transducer is arranged in the non-metal outer pipe, the circulating water fully exchanges heat with the inner wall and the outer wall of the heating pipe, the heat energy generated by the electric energy and the circulating water completely exchange heat, and the heat energy is not lost; meanwhile, the medium contacting the inner wall and the outer wall of the heating pipe is circulating water, so the temperature of the inner wall of the non-metal pipe is the temperature of the circulating water. Because the non-metal pipe is the bad conductor of heat, so, not only reduced the loss of heat energy, non-metal pipe outer wall temperature also is lower relatively, and there is the space in the middle of the electromagnetic wire and non-metal pipe outer wall again, so the temperature rise of electromagnetic wire can not too high, and the circulating water is through the two-sided heat exchange of heating tube outer wall and inner wall simultaneously, and exchange area is big, more abundant. The utility model discloses except that heating pipe (and electromagnetic wire), overall structure all adopts non-metallic material to prepare, can save metallic material's consumption greatly, and simultaneously, non-metallic material still has thermal insulation performance good, and convenient and fast is connected to the hot melt, practices thrift the advantage of cost.

Claims

1. An internally heated electromagnetic transducer, characterized by: the electromagnetic heating device comprises an outer cylinder made of non-metal materials and a metal heating pipe, wherein reducing joints are arranged at two ends of the outer cylinder, a plurality of partition frames are uniformly arranged outside the outer cylinder, and electromagnetic wires are wound on the outer sides of the partition frames; the heating pipe is cylindrical, and two ends of the heating pipe are connected with the outer cylinder through the non-metal support.

2. The intrinsic thermal electromagnetic transducer according to claim 1, wherein: the support includes rand with reducing part matched with of reducing joint, with heating pipe tip matched with banding, connects the stabilizer blade of rand and banding, still radially is equipped with a plurality of spacing claws on the banding, and the spacing claw other end cooperatees with the urceolus inner wall.

3. The intrinsic thermal electromagnetic transducer according to claim 1, wherein: there is a ventilation space between the outer tub and the heating wire.

4. The intrinsic thermal electromagnetic transducer according to claim 1, wherein: the outer barrel is made of PE-RT, and the heating pipe is made of stainless steel.