Electromagnetic heating reaction kettle

Abstract

The utility model discloses an electromagnetic heating reaction kettle which comprises a reaction kettle body, a clamping part is arranged at the upper part of the reaction kettle body; the thermal insulation layer externally wraps the outer surface of the reaction kettle body; the at least one wrapping unit wraps the outer surface of the outer side of the reaction kettle body and is connected with the clamping and embedding part in a clamping and embedding manner; an electromagnetic coil is arranged in the wrapping unit; the at least two bottom attaching units are arranged on the outer surface of the bottom of the reaction kettle body in a circumferential array manner around the axis of the reaction kettle body; an electromagnetic coil is arranged on the inner page of the bottom attaching unit; the shielding cover is arranged on the outer side of the wrapping unit and the outer side of the bottom attaching unit and shields a magnetic field generated when the wrapping unit and the bottom attaching unit work. The reaction kettle is suitable for reaction of reactants insensitive to a magnetic field, does not contain a heating assembly, directly heats the interior of the reaction kettle, and is high in heating efficiency, simple in structure and good in stability.

Description

Technical Field

[0001] The utility model relates to the field of reactor heating, in particular to an electromagnetic heating reactor. Background Art

[0002] The reactor is a container for physical or chemical reactions. During some chemical reactions, the temperature inside the reactor needs to be controlled, such as heating up or cooling down. Conventional heating of the reactor using resistance bands requires the use of electric heating components, such as electric heating bands and resistance tubes. The electric heating components themselves generate heat and then transfer it to the reactor. The heat transfer efficiency is low. At the same time, they are prone to melting and other problems during use, requiring regular inspection and maintenance, and the maintenance is relatively unchanged. Utility Model Content

[0003] In view of the above-mentioned defects of the prior art, the purpose of the utility model is to provide an electromagnetic heating reactor suitable for reactions in which the reactants are insensitive to magnetic fields. The reactor does not contain a heating component and directly heats the inside of the reactor, so it has high heating efficiency, simple structure and good stability.

[0004] The purpose of the utility model is achieved through such technical solution:

[0005] An electromagnetic heating reactor, comprising:

[0006] The reactor body has an outer layer made of magnetic conductive material; a clamping part is provided on the upper part of the reactor body;

[0007] The insulation layer is wrapped around the outside of the reactor body and the outer surface of the bottom;

[0008] At least one wrapping unit is wrapped around the outer surface of the reactor body, and the wrapping unit wrapped around the uppermost part of the reactor body is connected with the embedding part by being embedded; an electromagnetic coil is arranged inside the wrapping unit;

[0009] At least two bottom laminating units are arranged in a circular array around the axis of the reactor body on the bottom outer surface of the reactor body; the projection of the bottom laminating unit on the axis of the reactor is fan-shaped, and the upper part of the bottom laminating unit is connected with the lowest wrapping unit wrapped on the outer surface of the reactor body; the inner page of the bottom laminating unit is provided with an electromagnetic coil;

[0010] The shielding cover is arranged on the outer sides of the wrapping unit and the bottom laminating unit to shield the magnetic field generated when the wrapping unit and the bottom laminating unit are working.

[0011] Furthermore, the packaging unit includes:

[0012] Two wrapping plates, each wrapping plate is in a semi-tube shape and has an electromagnetic coil inside; the two wrapping plates are arranged in a ring shape; both side end faces of each wrapping plate are provided with wing plates; the wing plates are provided with at least one through hole; the upper part of the wrapping plate is provided with a card slot matching the card embedding part; the lower part of the wrapping plate is provided with a card protrusion matching the card slot;

[0013] At least two groups of first bolts respectively pass through the through holes on the two side end surfaces of the two wrapping plates to surround the two wrapping plates into a ring and fit with the insulation layer.

[0014] Furthermore, the embedding portion is an annular protrusion; the slot is annular and is arranged on the inner wall of the wrapping plate; and a deformation pad is arranged in the slot.

[0015] Furthermore, an annular notch is provided on the lower outer side surface of the wrapping plate; an annular groove is provided on the side wall of the annular notch; and the structural dimensions of the protrusion formed at the lower end of the wrapping plate are the same as those of the embedding portion.

[0016] Furthermore, the bottom laminating unit comprises:

[0017] The laminating plate has a shell-shaped inner wall, which is the same as the contour of the bottom of the reactor, and an electromagnetic coil is arranged inside; the upper inner wall is provided with an arc-shaped support plate and an arc-shaped groove matching the annular groove and support protrusion in the lower structure of the wrapping plate;

[0018] Two ear plates are respectively arranged on the sides of the bonding plate, and the ear plates are provided with through holes;

[0019] The second bolt passes through two adjacent ear plates on two adjacent bonding plates to fix the two adjacent bonding plates together.

[0020] Furthermore, the laminated board and the wrapped board are both layered structures, including:

[0021] The outer layer has an outer receiving groove on its inner surface, and is disc-shaped, with both ends extending outward from the outer layer;

[0022] The inner layer has an inner surface provided with a content receiving groove, and both ends extend outward from the inner layer; after the inner layer and the outer layer are attached and fixed, the outer receiving groove is directly opposite to the content receiving groove, forming a winding path;

[0023] The coiled wire is arranged in a coil formed by the outer accommodating groove and the inner accommodating groove, and the two ends thereof extend outward.

[0024] Furthermore, the layered structure further comprises:

[0025] The middle layer has inner and outer grooves on its outer surface. When the middle layer is fixed to the outer layer, the inner and outer grooves are opposite to the outer accommodating grooves. The inner and outer grooves and the outer accommodating grooves form an outer layer track. One end of the outer layer track is connected to the outer side of the outer layer, and the other end is located in the middle of the middle layer.

[0026] The inner surface of the middle layer is provided with a middle inner groove, and when the middle layer is attached and fixed to the inner layer, the middle inner groove is directly opposite to the inner groove, and the middle inner groove and the inner groove form an inner layer winding track; one end of the inner layer winding track is connected to the outer side of the inner layer, and the other end is located in the middle of the middle layer; a through hole is provided in the middle of the middle layer to connect the outer layer winding track with the inner layer winding track; the outer layer winding track and the inner layer winding track have the same winding direction;

[0027] One end of the coil wire passes through the outer layer into the outer layer coil channel, then passes through the through hole and the inner layer coil channel and then extends out of the inner layer.

[0028] Furthermore, a slot is provided on the upper part of the reactor body;

[0029] The shielding cover comprises at least two equally divided shielding shells; an inserting portion matching the slot is provided on the upper portion of the shielding shell;

[0030] The shielding shells are connected together in sequence through hinges, and two ends are connected and fixedly wrapped around the outer sides of the wrapping unit and the bottom fitting unit through locks.

[0031] Furthermore, the slot is a horizontal ring; the inserting part is an arc-shaped protrusion; the reactor body is provided with a plurality of inserting holes facing the slot; the inserting part is provided with limiting holes corresponding to the inserting holes, and the inserting holes and the limiting holes are provided with inserting rods.

[0032] Due to the adoption of the above technical solution, the utility model has the following advantages:

[0033] 1. High efficiency and energy saving: Using internal heating method, the molecules in the heating body directly induce magnetic energy to generate heat. The hot start is very fast. The average preheating time is shortened by more than 60% compared with the resistance coil heating method. At the same time, the thermal efficiency is as high as more than 90%. Under the same conditions, it saves 30-70% of electricity compared with the resistance coil heating, which greatly improves the production efficiency.

[0034] 2. Accurate temperature control: The coil of the electromagnetic heater itself does not generate heat, has small thermal resistance and low thermal inertia, the temperature of the inner and outer walls of the barrel is consistent, and the temperature control is real-time and accurate, which significantly improves product quality and has high production efficiency.

[0035] 3. The renovation construction is easy: the original electric heating wire heater is transformed into an electromagnetic heater, which has a similar appearance and structure, and the power cord used can be reused, so the renovation is easy to implement.

[0036] 4. Stable operation: The electromagnetic coil itself does not generate heat during operation, so it has a long service life. The medium-frequency magnetic field used can only penetrate the reactor wall by 0.5-2.5mm. For reactors with a wall thickness of more than 2.5mm, there is no magnetic field inside the reactor. A shielding cover is installed outside the electromagnetic wire to effectively ensure that there is no magnetic leakage around the reactor, which does not affect the normal operation of instruments.

[0037] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and study, or may be taught from the practice of the present invention to some extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] The accompanying drawings of the present utility model are as follows:

[0039] Figure 1 It is a schematic diagram of the front view of the electromagnetic heating reactor in the embodiment.

[0040] Figure 2 It is a schematic diagram of the front view of the electromagnetic heating reactor (shielding cover opened) in the embodiment.

[0041] Figure 3 for Figure 2 Enlarged structural diagram at A in the middle.

[0042] Figure 4 It is a schematic diagram of the bottom view of the electromagnetic heating reactor (with the shielding cover hidden) in the embodiment.

[0043] Figure 5 for Figure 4 Schematic diagram of the BB cross-section structure.

[0044] Figure 6 for Figure 5 Enlarged structural diagram at point C in the middle.

[0045] Figure 7 for Figure 5 Enlarged structural diagram at point D in the middle.

[0046] Figure 8 Schematic diagram of the cross-sectional structure of the wrapping plate in the embodiment.

[0047] Fig. 9 for Figure 8 Enlarged structural diagram at E in the middle.

[0048] Fig.10 It is a schematic diagram of the front view structure of the middle layer in the embodiment.

[0049] Fig.11 Schematic diagram of the rear view structure of the middle layer in the embodiment.

[0050] In the figure: 1. Reactor body; 11. Embedding part; 12. Slot; 13. Socket; 2. Insulation layer; 31. Wrapping plate; 311. Slot; 312. Protrusion; 313. Annular notch; 314. Annular groove; 32. Wing plate; 33. First bolt; 41. Fitting plate; 42. Ear plate; 43. Second bolt; 51. Shielding shell; 511. Insertion part; 5111. Limiting hole; 52. Insert rod; 6. Deformation pad; 71. Outer layer; 711. Outer accommodating groove; 72. Inner layer; 721. Inner accommodating groove; 73. Middle layer; 731. Middle and outer groove; 732. Middle and inner groove; 733. Through hole; 74. Electromagnetic coil. DETAILED DESCRIPTION

[0051] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0052] Example:

[0053] like Figure 1-11 As shown, an electromagnetic heating reactor comprises:

[0054] The outer layer 71 of the reactor body 1 is made of a magnetically conductive material; an embedding portion 11 is provided on the upper portion of the reactor body 1; in this embodiment, the reactor body 1 is made of a magnetically conductive stainless steel material.

[0055] The heat-insulating layer 2 is wrapped around the outside of the reactor body 1 and the outer surface of the bottom;

[0056] At least one wrapping unit is wrapped around the outer surface of the reactor body 1, and the wrapping unit wrapped around the uppermost part of the reactor body 1 is connected with the embedding part 11 by being embedded; an electromagnetic coil 74 is arranged inside the wrapping unit;

[0057] At least two bottom laminating units are arranged in a circular array around the axis of the reactor body 1 on the bottom outer surface of the reactor body 1; the projection of the bottom laminating unit on the axis of the reactor is fan-shaped, and the upper part of the bottom laminating unit is connected with the wrapping unit wrapped at the bottom of the outer surface of the reactor body 1; the inner page of the bottom laminating unit is provided with an electromagnetic coil 74;

[0058] The shielding cover is arranged on the outer sides of the wrapping unit and the bottom laminating unit to shield the magnetic field generated when the wrapping unit and the bottom laminating unit are working.

[0059] In this embodiment, the wrapping unit includes:

[0060] Two wrapping plates 31, each wrapping plate 31 is in a semi-tube shape, and an electromagnetic coil 74 is arranged inside; the two wrapping plates 31 are arranged in a ring shape; a wing plate 32 is arranged on both side end faces of each wrapping plate 31; the wing plate 32 is provided with at least one through hole; a slot 311 matching the embedding portion 11 is arranged on the upper part of the wrapping plate 31; a convex 312 matching the slot 311 is arranged on the lower part of the wrapping plate 31;

[0061] At least two groups of first bolts 33 respectively pass through the through holes on the two side end surfaces of the two wrapping plates 31 to surround the two wrapping plates 31 into a ring shape and fit with the thermal insulation layer 2.

[0062] The wrapping plate 31 adopts a structure of two clamping plates, which is convenient for installation and removal. At the same time, it is connected to the embedding part 11 of the reactor through the card slot 311, which can ensure that the wrapping plate 31 will not fall on the insulation layer 2.

[0063] In this embodiment, the embedding portion 11 is an annular protrusion; the locking groove 311 is annular and is disposed on the inner wall of the wrapping plate 31 ; and a deformation pad 6 is disposed in the locking groove 311 .

[0064] Through the deformation pad 6, the wrapping plate 31 can press the thermal insulation layer 2 as much as possible, so that the two are firmly integrated.

[0065] In this embodiment, an annular notch 313 is provided on the lower outer side surface of the wrapping plate 31 ; an annular groove 314 is provided on the side wall of the annular notch 313 ; and a protrusion 312 formed at the lower end of the wrapping plate 31 has the same structural dimensions as the embedding portion 11 .

[0066] The wrapping plate 31 adopts a structural design of upper and lower clamping grooves 311 and clamping protrusions 312, which can realize the universal use of the wrapping plate 31 and reduce the manufacturing and use costs.

[0067] In this embodiment, the bottom laminating unit includes:

[0068] The laminating plate 41 has a shell-shaped inner wall, which is the same as the contour of the bottom of the reactor, and does not have an electromagnetic coil 74 inside; the upper inner wall is provided with an arc-shaped support plate and an arc-shaped groove that matches the annular groove 314 and the support protrusion in the lower structure of the wrapping plate 31;

[0069] Two ear plates 42 are respectively arranged on the sides of the bonding plate 41, and the ear plates 42 are provided with through holes;

[0070] The second bolt 43 passes through two adjacent ear plates 42 on two adjacent bonding plates 41 to fix the two adjacent bonding plates 41 together.

[0071] The lower part of the reactor body 1 is wrapped by the laminating plate 41 .

[0072] In this embodiment, the laminating plate 41 and the wrapping plate 31 are both layered structures, including:

[0073] The outer layer 71 has an outer receiving groove 711 on its inner surface, which is in the shape of a disk, with both ends extending outward from the outer layer 71;

[0074] The inner layer 72 has a content receiving groove 721 on its inner surface, and both ends extend outward from the inner layer 72; after the inner layer 72 and the outer layer 71 are attached and fixed, the outer receiving groove 711 and the content receiving groove 721 are opposite to each other, forming a winding path;

[0075] The coiled wire is arranged in a coil formed by the outer accommodating groove 711 and the inner accommodating groove 721, with both ends extending outward.

[0076] The inner layer 72 and the outer layer 71 can be made of non-conductive and magnetic plastic or ceramic.

[0077] In this embodiment, the layered structure further includes:

[0078] The middle layer 73 has a middle and outer groove 731 on its outer surface. When the middle layer 73 and the outer layer 71 are attached and fixed, they are directly opposite to the outer receiving groove 711. The middle and outer groove 731 and the outer receiving groove 711 form a winding track of the outer layer 71. One end of the winding track of the outer layer 71 is connected to the outer side of the outer layer 71, and the other end is located in the middle of the middle layer 73.

[0079] The inner surface of the middle layer 73 is provided with a middle inner groove 732. When the middle layer 73 is attached and fixed to the inner layer 72, it is directly opposite to the content-containing groove 721. The middle inner groove 732 and the content-containing groove 721 form a winding track of the inner layer 72. One end of the winding track of the inner layer 72 is connected to the outer side of the inner layer 72, and the other end is located in the middle of the middle layer 73. A through hole 733 is provided in the middle of the middle layer 73 to connect the winding track of the outer layer 71 with the winding track of the inner layer 72. The winding directions of the winding track of the outer layer 71 and the winding track of the inner layer 72 are the same.

[0080] One end of the coiled wire passes through the outer layer 71 into the coiling path of the outer layer 71 , then passes through the through hole 733 and the coiling path of the inner layer 72 , and then extends out of the inner layer 72 .

[0081] In order to enhance the magnetic field, a double-layer structure is adopted.

[0082] In this embodiment, a slot 12 is provided on the upper portion of the reactor body 1;

[0083] The shielding cover comprises at least two equally divided shielding shells 51; the upper portion of the shielding shell 51 is provided with an inserting portion 511 matching the slot 12;

[0084] The shielding shells 51 are connected together in sequence through hinges, and both ends are connected and fixedly wrapped around the outer sides of the wrapping unit and the bottom fitting unit through locks.

[0085] The slot 12 facilitates installation and removal of the shielding cover, and the shielding cover adopts a hinge assembly, which makes removal more convenient.

[0086] In this embodiment, the slot 12 is a horizontal ring; the inserting portion 511 is an arc-shaped protrusion; the reactor body 1 is provided with a plurality of inserting holes 13 facing the slot 12; the inserting portion 511 is provided with a limiting hole 5111 corresponding to the inserting hole 13, and an inserting rod 52 is provided in the inserting hole 13 and the limiting hole 5111.

[0087] In order to avoid completely disassembling the shielding cover during maintenance, the insertion rod 52 and the limiting hole 5111 can be used to control only a portion of the shielding cover to be opened.

[0088] The electromagnetic heating reactor of this embodiment is used as follows: Figure 4 As shown, the outer surface of the reactor body 1 is wrapped with an insulation layer 2, and then Figure 2 As shown, the wrapping plate 31 and the bonding plate 41 are sequentially wrapped around the outer surface of the insulation layer 2 and fixed to the reactor body 1. Finally, the shielding cover is fixed as shown in FIG. Figure 2 , Figure 3 As shown, it is installed and fixed to the reactor body 1.

[0089] When in use, high-frequency alternating current is passed through the electromagnetic coil 74 to achieve rapid changes in the electromagnetic induction lines, thereby heating the reactor.

[0090] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution, which should be included in the scope of the claims of the utility model.

Claims

1. An electromagnetic heating reactor, characterized in that: include: The reactor body has an outer layer made of magnetic conductive material; a clamping part is provided on the upper part of the reactor body; The insulation layer is wrapped around the outside of the reactor body and the outer surface of the bottom; At least one wrapping unit is wrapped around the outer surface of the reactor body, and the wrapping unit wrapped around the uppermost part of the reactor body is connected with the embedding part by being embedded; an electromagnetic coil is arranged inside the wrapping unit; At least two bottom laminating units are arranged in a circular array around the axis of the reactor body on the bottom outer surface of the reactor body; the projection of the bottom laminating unit on the axis of the reactor is fan-shaped, and the upper part of the bottom laminating unit is connected with the lowest wrapping unit wrapped on the outer surface of the reactor body; the inner page of the bottom laminating unit is provided with an electromagnetic coil; The shielding cover is arranged on the outer sides of the wrapping unit and the bottom laminating unit to shield the magnetic field generated when the wrapping unit and the bottom laminating unit are working.

2. The electromagnetic heating reactor according to claim 1, characterized in that: The packaging unit comprises: Two wrapping plates, each wrapping plate is in a semi-tube shape and has an electromagnetic coil inside; the two wrapping plates are arranged in a ring shape; both side end faces of each wrapping plate are provided with wing plates; the wing plates are provided with at least one through hole; the upper part of the wrapping plate is provided with a card slot matching the card embedding part; the lower part of the wrapping plate is provided with a card protrusion matching the card slot; At least two groups of first bolts respectively pass through the through holes on the two side end surfaces of the two wrapping plates to surround the two wrapping plates into a ring and fit with the insulation layer.

3. The electromagnetic heating reactor according to claim 2, characterized in that: The embedding portion is an annular protrusion; the clamping groove is annular and is arranged on the inner side wall of the wrapping plate; a deformation pad is arranged in the clamping groove.

4. The electromagnetic heating reactor according to claim 3, characterized in that: An annular notch is provided on the lower outer side surface of the wrapping plate; an annular groove is provided on the side wall of the annular notch; and the structure dimensions of the protrusion formed at the lower end of the wrapping plate are the same as those of the embedding portion.

5. The electromagnetic heating reactor according to claim 4, characterized in that: The bottom laminating unit comprises: The laminating plate has a shell-shaped inner wall, which is the same as the contour of the bottom of the reactor, and an electromagnetic coil is arranged inside; the upper inner wall is provided with an arc-shaped support plate and an arc-shaped groove matching the annular groove and support protrusion in the lower structure of the wrapping plate; Two ear plates are respectively arranged on the sides of the bonding plate, and the ear plates are provided with through holes; The second bolt passes through two adjacent ear plates on two adjacent bonding plates to fix the two adjacent bonding plates together.

6. The electromagnetic heating reactor according to claim 5, characterized in that: The laminated board and the wrapped board are both layered structures, including: The outer layer has an outer receiving groove on its inner surface, and is disc-shaped, with both ends extending outward from the outer layer; The inner layer has an inner surface provided with a content receiving groove, and both ends extend outward from the inner layer; after the inner layer and the outer layer are attached and fixed, the outer receiving groove is directly opposite to the content receiving groove, forming a winding path; The coiled wire is arranged in a coil formed by the outer accommodating groove and the inner accommodating groove, and the two ends thereof extend outward.

7. The electromagnetic heating reactor according to claim 6, characterized in that: The layered structure further comprises: The middle layer has inner and outer grooves on its outer surface. When the middle layer is fixed to the outer layer, the inner and outer grooves are opposite to the outer accommodating grooves. The inner and outer grooves and the outer accommodating grooves form an outer layer track. One end of the outer layer track is connected to the outer side of the outer layer, and the other end is located in the middle of the middle layer. The inner surface of the middle layer is provided with a middle inner groove, and when the middle layer is attached and fixed to the inner layer, the middle inner groove is directly opposite to the inner groove, and the middle inner groove and the inner groove form an inner layer winding track; one end of the inner layer winding track is connected to the outer side of the inner layer, and the other end is located in the middle of the middle layer; a through hole is provided in the middle of the middle layer to connect the outer layer winding track with the inner layer winding track; the outer layer winding track and the inner layer winding track have the same winding direction; One end of the coil wire passes through the outer layer into the outer layer coil channel, then passes through the through hole and the inner layer coil channel and then extends out of the inner layer.

8. The electromagnetic heating reactor according to claim 1, characterized in that: A slot is provided on the upper part of the reactor body; The shielding cover comprises at least two equally divided shielding shells; an inserting portion matching the slot is provided on the upper portion of the shielding shell; The shielding shells are connected together in sequence through hinges, and two ends are connected and fixedly wrapped around the outer sides of the wrapping unit and the bottom fitting unit through locks.

9. The electromagnetic heating reactor according to claim 8, characterized in that: The slot is a horizontal ring; the inserting part is an arc-shaped protrusion; the reactor body is provided with a plurality of inserting holes facing the slot; the inserting part is provided with limiting holes corresponding to the inserting holes, and inserting rods are provided in the inserting holes and the limiting holes.

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