CN213066285U

CN213066285U - Frequency conversion electromagnetic induction heating stove

Info

Publication number: CN213066285U
Application number: CN202021020166.7U
Authority: CN
Inventors: 周军
Original assignee: YANGZHOU XIDE ELECTRIC CO Ltd
Current assignee: YANGZHOU XIDE ELECTRIC CO Ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-04-27
Anticipated expiration: 2030-06-06

Abstract

The utility model discloses a variable frequency electromagnetic induction heating stove in the field, which comprises a fixed shell, wherein a fixed frame is arranged in the fixed shell, a heating device is arranged on the fixed frame, and a plurality of supporting legs are arranged at the bottom of the fixed shell; the movable shell is vertically and rotatably hinged to the fixed shell, a fixed plate is arranged in the movable shell, a controller and a frequency converter are arranged on the fixed plate, and a plurality of universal wheels are arranged at the bottom of the movable shell; the cabinet door is provided with two leaves which are respectively arranged on the fixed shell and the movable shell, and the cabinet door arranged on the movable shell is also provided with a control panel. The design is convenient to overhaul, and the heat utilization rate is higher.

Description

Frequency conversion electromagnetic induction heating stove

Technical Field

The utility model relates to a heating stove field, in particular to frequency conversion electromagnetic induction heating stove.

Background

The electromagnetic heating stove comprises a shell, and also comprises a controller, a frequency converter and a heating device which are arranged in the shell; the heating device comprises a heating pipe, an insulating pipe, a coil, a water inlet pipe and a water outlet pipe. The heating stove among the prior art has following problem: firstly, the operation is inconvenient and the maintenance efficiency is general when the maintenance and the replacement are carried out due to the limitation of the space in the shell; secondly, part of heat generated by the heating pipe can be transmitted out through the insulating pipe, and the part of heat can not be effectively utilized at present, so that the heat utilization rate is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient electromagnetic induction heating stove that overhauls, heat utilization efficiency is higher.

The purpose of the utility model is realized like this: a variable frequency electromagnetic induction heating stove comprises a fixed shell, wherein a fixed frame is arranged in the fixed shell, a heating device is arranged on the fixed frame, and a plurality of supporting legs are arranged at the bottom of the fixed shell; the movable shell is vertically and rotatably hinged to the fixed shell, a fixed plate is arranged in the movable shell, a controller and a frequency converter are arranged on the fixed plate, and a plurality of universal wheels are arranged at the bottom of the movable shell; the cabinet door is provided with two leaves which are respectively arranged on the fixed shell and the movable shell, and the cabinet door arranged on the movable shell is also provided with a control panel.

Compared with the prior art, the beneficial effects of the utility model reside in that: the design is convenient to overhaul, and the heat utilization rate is higher. When the maintenance is needed, the shell can be turned over and opened, so that the operable surface is increased, and the restriction of the space is smaller; in addition, the partition plate is arranged to be detachable, and the fixing plate is arranged to be movable outwards, so that the space constraint of the shell is further reduced, and the overhaul is facilitated; meanwhile, a preheating cavity is additionally arranged outside the heating pipe, so that heat emitted from the outside of the heating pipe can be fully absorbed, and the heat utilization rate is improved.

As a preferred scheme of the utility model, a fixed plate ejection mechanism for ejecting out the fixed plate is also arranged in the movable shell; the fixed plate ejection mechanism comprises a supporting plate, the supporting plate is arranged inside the movable shell, one end of the fixed plate is in sliding fit with the supporting plate, and a plurality of pulleys respectively positioned on two sides of the supporting plate are arranged at the end, matched with the supporting plate, of the fixed plate; the screw rod is positioned on the inner side of the fixed plate, can be vertically and rotatably arranged on the movable shell, and has one end extending out of the movable shell and a hand wheel arranged at the extending end of the screw rod; the sliding seat is positioned on the inner side of the fixed plate, is arranged on the screw rod and is in sliding fit with the movable shell; and the connecting rods are arranged up and down symmetrically and are parallel to each other, one end of each connecting rod is hinged on the fixing plate, and the other end of each connecting rod is hinged on the sliding seat. The design makes the fixed plate outwards move, and then drives controller and converter outwards to further make things convenient for the maintenance.

Furthermore, the extending end of the screw rod is also provided with a self-locking nut which is in threaded fit with the screw rod and is positioned on the inner side of the hand wheel. The design can lock the fixing screw rod, avoids the hand wheel being touched by mistake by people, and drives the screw rod to rotate, thereby ensuring that the safety type is higher.

As the utility model discloses an optimal scheme, above-mentioned heating device includes the heating pipe of vertical setting, still includes the insulating tube of cladding outside the heating pipe, still including setting up the coil on insulating tube periphery, still includes two end covers that set up both ends about respectively, still including setting up the preheating chamber between heating pipe and insulating tube, still include the inlet tube that one end and preheating chamber are linked together, still include the connecting pipe that one end and preheating chamber are linked together, the other end is linked together with the heating pipe, still include the outlet pipe that one end and heating pipe are linked together. The design can make full use of the heat that the heating pipe distributes out like this, and the heat utilization efficiency is higher.

Furthermore, one end of the fixed shell, which is close to the hinged end, is provided with a wire passing seat. The design can make the connecting wire arrange more rationally like this, avoids it to appear twining the condition in disorder because of the activity casing rotates.

Furthermore, one side of the fixed shell, which is close to the movable shell, is provided with a plurality of limiting blocks and a clapboard which is detachably arranged on the limiting blocks. The controller, the frequency converter and the heating device are separated, so that the heat emitted by the heating device can be prevented from being transmitted to the controller and the frequency converter to influence the normal work of the controller and the frequency converter, the failure rate is reduced, and the service life is prolonged.

Furthermore, the control panel is electrically connected with a controller, the controller is electrically connected with a frequency converter, and the frequency converter is electrically connected with the heating device.

Drawings

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

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is the utility model discloses overlook the structural schematic diagram under the maintenance state, wherein the baffle has been dismantled.

The device comprises a fixed shell 1, a fixed frame 101, supporting legs 102, a movable shell 2, a fixed plate 201, a controller 202, a frequency converter 203, universal wheels 204, pulleys 205, a cabinet door 3, a control panel 3a, a supporting plate 4, a screw rod 5, a hand wheel 5a, a self-locking nut 5b, a sliding seat 6, a connecting rod 7, a wire passing seat 8, a limiting clamp 9, a partition plate 10, a heating pipe 11, an insulating pipe 12, a coil 13, an end cover 14, a preheating cavity 15, a water inlet pipe 16, a connecting pipe 17, a water outlet pipe 18 and a cabinet door lock 19.

Detailed Description

As shown in fig. 1-3, a variable frequency electromagnetic induction heating stove includes a fixed housing 1, a fixed frame 101 is disposed inside the fixed housing 1, a heating device is disposed on the fixed frame 101, and a plurality of support legs 102 are disposed at the bottom of the fixed housing 1; the movable casing 2 is vertically and rotatably hinged on the fixed casing 1, a fixed plate 201 is arranged in the movable casing 2, a controller 202 and a frequency converter 203 are arranged on the fixed plate 201, and a plurality of universal wheels 204 are arranged at the bottom of the movable casing 2; and the cabinet door 3 is provided with two leaves which are respectively arranged on the fixed shell 1 and the movable shell 2, wherein the cabinet door 3 arranged on the movable shell 2 is also provided with a control panel 3 a.

A fixed plate ejection mechanism for ejecting the fixed plate 201 is further arranged in the movable shell 2; the fixed plate ejection mechanism comprises a supporting plate 4, the supporting plate 4 is arranged inside the movable shell 2, one end of the fixed plate 201 is in sliding fit with the supporting plate 4, and one end of the fixed plate 201, which is in fit with the supporting plate 4, is provided with a plurality of pulleys 205 respectively positioned at two sides of the supporting plate 4; a screw rod 5, said screw rod 5 is located inside the fixed plate 201, it can be installed on movable housing 2 vertically and rotatably, and one end stretches out of movable housing 2, the end that stretches out of said screw rod 5 has hand wheels 5 a; a slide 6, said slide 6 is located inside the fixed plate 201, it is set up on threaded spindle 5, and cooperate with moving body 2 slidably; a plurality of connecting rods 7, a plurality of connecting rods 7 are symmetrically arranged up and down and are parallel to each other, one end of each connecting rod 7 is hinged on the fixing plate 201, and the other end is hinged on the sliding seat 6.

The extending end of the screw rod 5 is also provided with a self-locking nut 5b which is in threaded fit with the screw rod 5 and is positioned on the inner side of the hand wheel 5 a. When the fixed screw rod 5 needs to be locked, the locking and fixing of the screw rod 5 can be completed only by screwing the self-locking nut 5b to enable the self-locking nut to be propped against the movable shell 2.

The heating device comprises a vertically arranged heating pipe 11, an insulating pipe 12 coated outside the heating pipe 11, a coil 13 arranged on the outer circumferential surface of the insulating pipe 12, two end covers 14 respectively arranged at the upper end and the lower end, a preheating cavity 15 arranged between the heating pipe 11 and the insulating pipe 12, a water inlet pipe 16 with one end communicated with the preheating cavity 15, a connecting pipe 17 with one end communicated with the preheating cavity 15 and the other end communicated with the heating pipe 11, and a water outlet pipe 18 with one end communicated with the heating pipe 11. During heating, cold water flows in from the water inlet pipe 16 and flows into the preheating cavity 15 to absorb heat emitted from the outside of the heating pipe 11 for preheating, the preheated water flows into the heating pipe 11 through the connecting pipe 17 to absorb heat in the heating pipe 11 for formal heating, and the water flows out from the water outlet pipe 18 after being heated to a specified temperature.

And a wire passing seat 8 is arranged at one end of the fixed shell 1 close to the hinged end. The connection wire extending from the frequency converter 203 passes through the wire holder 8 and then is electrically connected to the coil 13.

One side of the fixed shell 1 close to the movable shell 2 is provided with a plurality of limiting blocks 9, and a clapboard 10 which is detachably arranged on the limiting blocks 9 is also arranged. The partition plate 10 is made of an insulating and heat-insulating material, and the partition plate 10 is inserted into the stopper 9.

The control panel 3a is electrically connected to a controller 202, the controller 202 is electrically connected to a frequency converter 203, and the frequency converter 203 is electrically connected to a heating device.

When in maintenance, firstly, the cabinet door lock 19 is opened, so that the movable shell 2 can rotate freely; then, the movable cabinet body 2 is rotated for a half circle, and the fixed shell 1 and the cabinet door 3 of the movable shell 2 are opened; then the partition board 10 is drawn out outwards; finally, the self-locking nut 5b is unfastened, the hand wheel 5a is rotated to drive the screw rod 5 to rotate, the screw rod 5 drives the sliding seat 6 to rotate, the sliding seat 6 drives the fixing plate 201 through the connecting rod 7 to enable the fixing plate to slowly move outwards until the fixing plate reaches a proper position, and then the self-locking nut 5b is locked. At this moment, the heating furnace can be directly overhauled.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a frequency conversion electromagnetic induction heating stove which characterized in that: the heating stove comprises

The device comprises a fixed shell (1), wherein a fixed frame (101) is arranged in the fixed shell (1), a heating device is arranged on the fixed frame (101), and a plurality of supporting legs (102) are arranged at the bottom of the fixed shell (1);

the device comprises a movable shell (2), wherein the movable shell (2) is vertically and rotatably hinged on a fixed shell (1), a fixed plate (201) is arranged in the movable shell (2), a controller (202) and a frequency converter (203) are arranged on the fixed plate (201), and a plurality of universal wheels (204) are arranged at the bottom of the movable shell (2);

the cabinet door (3) is provided with two leaves which are respectively arranged on the fixed shell (1) and the movable shell (2), wherein the cabinet door (3) arranged on the movable shell (2) is also provided with a control panel (3 a).

2. A variable frequency electromagnetic induction heating stove according to claim 1, characterized in that: a fixed plate ejection mechanism for ejecting the fixed plate (201) is further arranged in the movable shell (2); the fixed plate ejection mechanism comprises

The supporting plate (4) is arranged inside the movable shell (2), one end of the fixing plate (201) is in sliding fit with the supporting plate (4), and one end of the fixing plate (201) matched with the supporting plate (4) is provided with a plurality of pulleys (205) which are respectively positioned on two sides of the supporting plate (4);

the screw rod (5) is positioned on the inner side of the fixed plate (201), is vertically and rotatably arranged on the movable shell (2), and one end of the screw rod (5) extends out of the movable shell (2), and a hand wheel (5 a) is arranged at the extending end of the screw rod (5);

a sliding seat (6), wherein the sliding seat (6) is positioned on the inner side of the fixed plate (201), is arranged on the screw rod (5) and is in sliding fit with the movable shell (2);

a plurality of connecting rods (7), a plurality of connecting rod (7) longitudinal symmetry sets up, and is parallel to each other, connecting rod (7) one end articulates on fixed plate (201), and the other end articulates on slide (6).

3. A variable frequency electromagnetic induction heating stove according to claim 2, characterized in that: and the extending end of the screw rod (5) is also provided with a self-locking nut (5 b) which is in threaded fit with the screw rod (5) and is positioned on the inner side of the hand wheel (5 a).

4. A variable frequency electromagnetic induction heating stove according to claim 1, characterized in that: the heating device comprises a vertically arranged heating pipe (11), an insulating pipe (12) coated outside the heating pipe (11), a coil (13) arranged on the outer circumferential surface of the insulating pipe (12), two end covers (14) respectively arranged at the upper end and the lower end, a preheating cavity (15) arranged between the heating pipe (11) and the insulating pipe (12), a water inlet pipe (16) with one end communicated with the preheating cavity (15), a connecting pipe (17) with one end communicated with the preheating cavity (15) and the other end communicated with the heating pipe (11), and a water outlet pipe (18) with one end communicated with the heating pipe (11).

5. A variable frequency electromagnetic induction heating stove according to claim 1, characterized in that: and a wire passing seat (8) is arranged at one end, close to the hinged end, in the fixed shell (1).

6. A variable frequency electromagnetic induction heating stove according to claim 1, characterized in that: one side of the fixed shell (1) close to the movable shell (2) is provided with a plurality of limiting blocks (9), and a clapboard (10) which is detachably arranged on the limiting blocks (9) is also arranged.

7. A variable frequency electromagnetic induction heating stove according to claim 1, characterized in that: the control panel (3 a) is electrically connected with the controller (202), the controller (202) is electrically connected with the frequency converter (203), and the frequency converter (203) is electrically connected with the heating device.