CN220087512U - Electromagnetic wave processing device - Google Patents

Abstract

The utility model provides an electromagnetic wave processing device. The electromagnetic wave processing device comprises a cylinder body, a door body, an electromagnetic wave generating system and at least one connecting component. The electromagnetic wave generating system is at least partially arranged in the cylinder or communicated with the cylinder so as to treat the object to be treated through electromagnetic waves. The connection assembly is used for realizing conductive connection of the shielding characteristic of the cylinder body and the shielding characteristic of the door body, and comprises a first spring column and a second spring column which can move along an imaginary axis. One of the first elastic column and the second elastic column is fixed relative to the shielding characteristic of one of the cylinder body and the door body and is in conductive connection, the other one of the first elastic column and the second elastic column is in conductive connection with the shielding characteristic of the other one of the cylinder body and the door body when the door body is in a closed state, so that the effective and reliable conductive connection of the connecting component and the shielding characteristic can be realized, the safety of the processing device is improved, noise generated in the opening and closing process of the door body can be greatly reduced, the user experience is improved, and the service life is prolonged.

Description

Electromagnetic wave processing device

Technical Field

The utility model relates to the technical field of electric heating, in particular to an electromagnetic wave processing device.

Background

The quality of the food is maintained during freezing, however frozen food requires thawing prior to processing or consumption. In order to facilitate freezing and thawing of foods by users, the related art generally thaws foods by electromagnetic waves, and an electromagnetic wave generating system is provided to a refrigerator.

The electromagnetic waves generated by the electromagnetic wave generating system need to be well sealed within the refrigerator to reduce the impact or interference on the surrounding cryopreserved food, surrounding electrical devices. However, in the prior art, the conductive connection between the door body and the cylinder is generally realized by adopting an elastic conductive rubber ring or metal direct contact, and along with the increase of the service time, the elasticity of the rubber ring can be reduced and abrasion is easy to generate, and the metal direct contact has poor sealing property and is easy to collide to generate noise.

Disclosure of Invention

An object of the present utility model is to overcome at least one technical defect in the prior art and to provide an electromagnetic wave processing device.

A further object of the utility model is to improve the reliability of the electromagnetic shielding.

It is a further object of the present utility model to improve the assembly efficiency.

In particular, the present utility model provides an electromagnetic wave processing apparatus characterized by comprising:

a cylinder for accommodating an object to be treated;

the door body is used for opening and closing the taking and placing opening of the cylinder body;

the electromagnetic wave generating system is at least partially arranged in the cylinder body or communicated with the cylinder body so as to treat the object to be treated through electromagnetic waves; and

at least one connection assembly for effecting conductive connection of the shielding features of the barrel to the shielding features of the door; wherein, the coupling assembling includes:

a first post and a second post arranged to be movable along an imaginary axis, one of the first post and the second post being arranged to be stationary and in electrically conductive connection with a shielding feature of one of the barrel and the door, the other of the first post and the second post being arranged to be in electrically conductive connection with a shielding feature of the other of the barrel and the door when the door is in a closed state.

Optionally, the connection assembly further comprises:

a spring arranged to bear pressure along the notional axis and to provide the first and second posts with a resilient force adjacent the respective shielding feature; wherein,

the first elastic column and the second elastic column are respectively provided with a first chute and a second chute, one part of the spring is arranged in the first chute, and the other part of the spring is arranged in the second chute.

Optionally, the first chute is sleeved at the end part of the second elastic column and can slide relative to the second elastic column.

Optionally, the connection assembly further comprises:

a housing formed with a mounting cylinder opening along the imaginary axis, a bottom wall of the mounting cylinder being provided with a first limiting hole; wherein,

the first elastic column and the second elastic column are both partially arranged in the mounting cylinder; and is also provided with

The first spring column is provided with a first convex rib extending along the radial direction of the imaginary axis, and the periphery of the first limit hole is matched with the first convex rib to limit the movement of the first spring column to the direction away from the opening of the mounting cylinder.

Optionally, the connection assembly further comprises:

the limiting sleeve is fixed on the shell and provided with a second limiting hole; wherein,

the limiting sleeve is sleeved on the second elastic column through the second limiting hole; and is also provided with

The second elastic column is provided with a second convex rib extending along the radial direction of the imaginary axis, and the periphery of the second limiting hole is matched with the second convex rib so as to limit the second elastic column to move away from the first elastic column.

Optionally, a limiting protrusion is disposed at the opening of the housing, and the limiting protrusion is configured to cooperate with an end portion of the limiting sleeve away from the bottom wall of the mounting cylinder, so as to define a position of the limiting sleeve in the mounting cylinder.

Optionally, the connection assembly is disposed on the door body and is electrically connected to the inside of the cylinder body with the shielding feature of the cylinder body when the door body is in the closed state.

Optionally, the imaginary axis is parallel to the access port; and is also provided with

The pick-and-place opening is provided with a guide part, and the guide part is arranged to gradually extend in the closing direction of the door body.

Optionally, the door body includes:

a support;

the rear cover is arranged on one side of the supporting piece, which is close to the picking and placing opening, and forms a containing space with the supporting piece; and

the shielding plate is arranged in the accommodating space and is made of conductive materials; wherein,

the rear cover comprises a containing part arched in a direction away from the supporting piece so as to form at least part of the containing space;

the shielding plate is at least partially arranged in the accommodating space corresponding to the accommodating part and positioned at the inner side of the cylinder body; and is also provided with

The connecting component part is arranged between the peripheral plate of the accommodating part and the shielding plate and is in conductive connection with the surface of the shielding plate facing the accommodating part.

Optionally, the connection assembly further comprises:

the first elastic column and the second elastic column are arranged on the shell; wherein,

the housing is formed with a step surface extending in a radial direction of the imaginary axis;

the periphery plate of the accommodating part is provided with an installation groove, the bottom wall of the installation groove is provided with an installation hole, the shell part is arranged in the installation groove and penetrates through the installation hole, and the step surface is matched with the periphery of the installation hole; and is also provided with

The mounting slot is provided with at least one latch configured to mate with an end of the housing remote from the shield plate to define a position of the housing relative to the rear cover.

The connecting component of the electromagnetic wave processing device realizes the conductive connection of the cylinder body and the shielding characteristic of the door body through the first elastic column and the second elastic column which can move along the axis, not only can realize the effective and reliable conductive connection of the connecting component and the shielding characteristic, improve the safety of the processing device, but also can greatly reduce the noise generated in the opening and closing process of the door body, improve the user experience and have longer service life.

Furthermore, the connecting component of the utility model limits the positions of the first elastic column and the second elastic column through the shell and the limiting sleeve fixed on the shell, and the first elastic column is partially sleeved on the second elastic column, so that the connecting component can be stably and reliably assembled by only putting the first elastic column into the shell, putting the spring into the first elastic column, putting the second elastic column into the shell along the spring, sleeving the limiting sleeve on the periphery of the second elastic column and pressing the limiting sleeve into the shell, the structure is simple and ingenious, any fastening piece is not required, the assembling process is simplified, and the production cost is reduced.

Furthermore, the guide part which is gradually contracted and extended in the closing direction of the door body is arranged at the taking and placing opening of the cylinder body, so that the resistance and noise of closing the door body are reduced, the service life of the connecting assembly is prolonged, the shielding characteristic of the cylinder body and the door body can still keep conductive connection (namely electromagnetic shielding) after the door body is opened for a certain distance, and the safety of the processing device is further improved.

The above, as well as additional objectives, advantages, and features of the present utility model will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present utility model when read in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:

fig. 1 is a schematic structural view of an electromagnetic wave processing apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the cartridge and door of FIG. 1;

FIG. 3 is a schematic partial enlarged view of area A of FIG. 2 to illustrate the configuration of the connection assembly with the door body in a closed condition;

FIG. 4 is a schematic isometric view of the door of FIG. 2, looking back and forth;

FIG. 5 is a schematic exploded view of the door of FIG. 2;

FIG. 6 is a schematic enlarged partial view of area B of FIG. 5 to illustrate the structure of the door body for mounting the connection assembly;

FIG. 7 is a schematic cross-sectional view of the connection assembly of FIG. 5, the connection assembly being in a stand-alone state;

FIG. 8 is a schematic cross-sectional view of the door of FIG. 2;

FIG. 9 is a schematic partial enlarged view of the area C of FIG. 8 to show the configuration of the connection assembly with the door body in an open condition;

FIG. 10 is a schematic exploded view of the connection assembly of FIG. 5;

fig. 11 is a schematic exploded view of the connection assembly of fig. 10 from another angle.

Detailed Description

Fig. 1 is a schematic structural view of an electromagnetic wave processing apparatus 100 according to an embodiment of the present utility model; fig. 2 is a schematic cross-sectional view of the cartridge 200 and the door 300 of fig. 1. Referring to fig. 1 and 2, the electromagnetic wave processing apparatus 100 may include a cylinder 200 for accommodating an object 500 to be processed, a door 300 for opening and closing a take-out and put-in opening of the cylinder 200, and an electromagnetic wave generating system.

The access opening of the cartridge 200 may be opened forward. The cylinder 200 may be composed of a lower case and an upper cover disposed above the lower case.

The door 300 may include a drawer 340 for carrying the object 500 to be processed and sliding in the front-rear direction, so that a user can take and put the object 500 to be processed.

The electromagnetic wave generating system may be at least partially disposed within the cylinder 200 or communicated to the cylinder 200 to process the object 500 to be processed by the electromagnetic wave.

The electromagnetic wave generation system may include a frequency source 410, a power amplifier 420, a radiating antenna 430, and a power supply module 440.

In particular, the frequency source 410 may be configured to generate an electromagnetic wave signal. The power amplifier 420 may be disposed in electrical connection with the frequency source 410 to amplify the power of the electromagnetic wave signal.

The radiation antenna 430 may be disposed in the cylinder 200 and electrically connected to the power amplifier 420 to radiate the amplified electromagnetic wave into the cylinder 200.

The power supply module 440 may be configured to be electrically connected to the frequency source 410 and the power amplifier 420 to provide power to the frequency source 410 and the power amplifier 420.

The processing device 100 may also include a controller 450 for controlling the operation of the frequency source 410, the power amplifier 420, and the power supply module 440.

The cartridge 200 and the door 300 may be provided with electromagnetic shielding features, respectively, and electrically connected when the door 300 is in a closed state to improve the safety of the processing apparatus 100.

In some embodiments, the cartridge 200 may be made of an electrically conductive material and grounded, i.e., the shielding feature of the cartridge 200 is the cartridge 200 itself.

In other embodiments, the shielding features of the cartridge 200 may be conductive layered structures, such as metal coatings, disposed on the cartridge 200.

Fig. 3 is a schematic partial enlarged view of the area a of fig. 2 to show a form of the connection assembly 600 when the door 300 is in a closed state; fig. 4 is a schematic isometric view of the door 300 of fig. 2, from the rear and forward; fig. 5 is a schematic exploded view of the door 300 of fig. 2. Referring to fig. 2 to 5, the electromagnetic wave processing apparatus 100 may further include at least one connection assembly 600 for achieving conductive connection of the shielding features of the cartridge 200 with the shielding features of the door 300. In the present utility model, at least one is one, two, or more than two.

In particular, the connection assembly 600 may include a first post 610 and a second post 620 that are movable along an imaginary axis.

One of the first and second pins 610, 620 may be configured to be stationary and conductively coupled with the shielding feature of one of the barrel 200 and the door 300, and the other may be configured to be conductively coupled with the shielding feature of the other of the barrel 200 and the door 300 when the door 300 is in the closed position to achieve an effective, reliable conductive coupling of the coupling assembly 600 with the shielding features of the barrel 200 and the door 300, improving the safety of the processing apparatus 100.

In some embodiments, the connection assembly 600 may be disposed on the door 300 and conductively connected to the shielding features of the cartridge 200 when the door 300 is in the closed state. Wherein the first post 610 may be stationary relative to the door 300 and the second post 620 may be used in conductive connection with the shielding features of the cartridge 200.

In other embodiments, the connection assembly 600 may be disposed on the barrel 200 and conductively connected to the shielding features of the door 300 when the door 300 is in the closed state. Wherein the second post 620 may be stationary relative to the door 300 and the first post 610 may be used in conductive connection with the shielding features of the cartridge 200.

The following describes the technical solution of the present utility model in detail by taking the example that the connection assembly 600 is disposed on the door 300, the first pillar 610 is fixed relative to the door 300, and the second pillar 620 is used for electrically connecting with the shielding feature of the cylinder 200.

In some embodiments, the door 300 may include a support 310, a rear cover 320, and a shielding plate 330.

The rear cover 320 is disposed on a side of the support 310 near the access opening, and encloses a containing space with the support 310. The drawer 340 may be disposed at a side of the rear cover 320 remote from the supporter 310 and integrally formed with the rear cover 320.

The shielding plate 330 may be disposed in the receiving space and made of a conductive material, i.e., the shielding features of the door 300 include the shielding plate 330.

The support 310 and the rear cover 320 may be made of an insulating material to reduce heat transfer efficiency of a portion of the door 300 that can be contacted by a user.

In some further embodiments, the rear cover 320 may include a receiving portion 321 arched in a direction away from the support 310 to form at least a portion of the receiving space. The receiving portion 321 may include a base plate 3211, and a peripheral plate 3212 connected to each circumferential edge of the base plate 3211.

The shielding plate 330 may be at least partially disposed in the accommodating space corresponding to the accommodating portion 321 and located at the inner side of the cylinder 200, so as to realize a reliable metal closed loop with the cylinder 200, thereby reducing the requirement on the sealing performance of the door 300 and the cylinder 200. That is, the receiving portion 321 is at least partially located within the barrel 200.

In some further embodiments, the door 300 may further include a front cover 350 covering the front surface, the upper end surface, and both lateral end surfaces of the front cover 350, and a lower trim 360 covering the inner walls of the clasp of the support 310.

The shielding plate 330 may be fixed to the rear cover 320 by a fastener. The shield plate 330 may include a main body 331 provided to the receiving portion 321, and a flange 332 extending radially outwardly from the main body 331 away from a circumferential edge of the cylinder 200. The flange 332 is used for a secure connection with the back cover 320 and/or for positioning of the shield plate 330.

The support 310, the rear cover 320, the front cover 350, and the lower trim panel 360 may be assembled by a slide, a snap structure, a concave-convex structure, etc.

Fig. 7 is a schematic cross-sectional view of the connection assembly 600 of fig. 5, the connection assembly 600 being in a stand-alone state; fig. 8 is a schematic cross-sectional view of the door 300 of fig. 2; fig. 9 is a schematic partially enlarged view of the region C of fig. 8 to show the form of the connection assembly 600 when the door 300 is in an opened state; fig. 10 is a schematic exploded view of the connection assembly 600 of fig. 5; fig. 11 is a schematic exploded view of the connection assembly 600 of fig. 10 from another angle. Referring to fig. 3, 7-11, in some embodiments, the connection assembly 600 may further include a spring 630.

The spring 630 may be configured to withstand pressure along an imaginary axis and provide a spring force to the first post 610 and the second post 620 proximate the respective shielding features.

The first and second pins 610 and 620 may be formed with first and second slide grooves 611 and 621, respectively. The spring 630 may be partially disposed in the first chute 611 and partially disposed in the second chute 621.

In some further embodiments, the first chute 611 may be sleeved on the end of the second pillar 620 and can slide relative to the second pillar 620, so as to improve the compactness and facilitate assembly and positioning. That is, the cross-sectional area of the second post 620 is smaller than the cross-sectional area of the first post 610, which reduces the footprint of the connector assembly 600 relative to the exposed portion of the door 300.

In some embodiments, the connection assembly 600 may further include a housing 640 for securing the connection assembly 600.

Housing 640 may be formed with a mounting cylinder 641 that is open along an imaginary axis. First stem 610 and second stem 620 may each be partially disposed within mounting cylinder 641.

The bottom wall of mounting cylinder 641 may be provided with a first limiting aperture 642. The first stem 610 may be provided with a first rib 612 extending in a radial direction of the imaginary axis. A periphery of first limiting aperture 642 may be configured to cooperate with first rib 612 to define movement of first post 610 in a direction away from the opening of mounting cylinder 641.

In some further embodiments, the connection assembly 600 may further include a stop collar 650 for defining the position of the second post 620 relative to the housing 640.

The stop collar 650 may be fixed to the housing 640 and has a second stop hole 652 formed therein. The stop collar 650 may be sleeved on the second spring post 620 through the second stop hole 652.

The second stem 620 may be provided with second ribs 622 extending in a radial direction of the imaginary axis. The periphery of the second limiting aperture 652 may be configured to cooperate with the second rib 622 to limit movement of the second stem 620 in a direction away from the first stem 610.

The opening of the housing 640 may be provided with a limit protrusion 643. Stop boss 643 may be configured to mate with an end of stop collar 650 distal from the bottom wall of mounting cylinder 641 to define the position of stop collar 650 within mounting cylinder 641.

The first post 610, the second post 620, and the spring 630 may be made of a conductive material, such as metal. The housing 640 and stop collar 650 may be made of an insulating material, such as plastic.

Referring to fig. 3, in some embodiments, the connection assembly 600 may be conductively connected to the inside of the cartridge 200 with the shielding features of the cartridge 200 to improve the compactness of the processing device 100.

In some further embodiments, the imaginary axis of the connection assembly 600 may be disposed parallel to the access opening of the cartridge 200.

A guide 210 may be formed at the access port of the cylinder 200. The guide portion 210 may be provided to be tapered to extend in the closing direction of the door 300 to guide the movement of the second spring 620, reducing resistance and noise.

Fig. 6 is a schematic partial enlarged view of a region B of fig. 5 to show a structure of the door 300 for mounting the connection assembly 600. Referring to fig. 3 and 6, in some further embodiments, the connection assembly 600 may be partially disposed between the peripheral plate 3212 of the receiving portion 321 and the shielding plate 330, and electrically connected to a surface of the shielding plate 330 facing the receiving portion 321, so as to improve the structural compactness.

In some further embodiments, the housing 640 may be formed with a stepped surface 644 that extends in a radial direction of the imaginary axis.

The peripheral plate 3212 of the receiving portion 321 may be formed with a mounting groove 3213, and a bottom wall of the mounting groove 3213 is provided with a mounting hole 3214. The housing 640 may be partially disposed within the mounting slot 3213 and partially through the mounting aperture 3214, and the stepped surface 644 of the housing 640 may be configured to mate with the perimeter of the mounting aperture 3214 to define movement of the housing 640 in a direction toward the shield plate 330.

The mounting groove 3213 may be provided with at least one catch 3215. The latch 3215 may be configured to mate with an end of the housing 640 remote from the shield plate 330 to define a position of the housing 640 relative to the rear cover 320 to prevent the housing 640 from disengaging the mounting groove 3213.

By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the utility model have been shown and described herein in detail, many other variations or modifications of the utility model consistent with the principles of the utility model may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the utility model. Accordingly, the scope of the present utility model should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. An electromagnetic wave processing apparatus, comprising:

a cylinder for accommodating an object to be treated;

the door body is used for opening and closing the taking and placing opening of the cylinder body;

the electromagnetic wave generating system is at least partially arranged in the cylinder body or communicated with the cylinder body so as to treat the object to be treated through electromagnetic waves; and

at least one connection assembly for effecting conductive connection of the shielding features of the barrel to the shielding features of the door; wherein, the coupling assembling includes:

a first post and a second post arranged to be movable along an imaginary axis, one of the first post and the second post being arranged to be stationary and in electrically conductive connection with a shielding feature of one of the barrel and the door, the other of the first post and the second post being arranged to be in electrically conductive connection with a shielding feature of the other of the barrel and the door when the door is in a closed state.

2. The electromagnetic wave processing device of claim 1, wherein the connection assembly further comprises:

a spring arranged to bear pressure along the notional axis and to provide the first and second posts with a resilient force adjacent the respective shielding feature; wherein,

the first elastic column and the second elastic column are respectively provided with a first chute and a second chute, one part of the spring is arranged in the first chute, and the other part of the spring is arranged in the second chute.

3. The electromagnetic wave processing device according to claim 2, wherein,

the first chute is sleeved at the end part of the second elastic column and can slide relative to the second elastic column.

4. The electromagnetic wave processing device of claim 1, wherein the connection assembly further comprises:

a housing formed with a mounting cylinder opening along the imaginary axis, a bottom wall of the mounting cylinder being provided with a first limiting hole; wherein,

the first elastic column and the second elastic column are both partially arranged in the mounting cylinder; and is also provided with

The first spring column is provided with a first convex rib extending along the radial direction of the imaginary axis, and the periphery of the first limit hole is matched with the first convex rib to limit the movement of the first spring column to the direction away from the opening of the mounting cylinder.

5. The electromagnetic wave processing device of claim 4, wherein the connection assembly further comprises:

the limiting sleeve is fixed on the shell and provided with a second limiting hole; wherein,

the limiting sleeve is sleeved on the second elastic column through the second limiting hole; and is also provided with

The second elastic column is provided with a second convex rib extending along the radial direction of the imaginary axis, and the periphery of the second limiting hole is matched with the second convex rib so as to limit the second elastic column to move away from the first elastic column.

6. The electromagnetic wave processing device according to claim 5, wherein,

the opening part of the shell is provided with a limiting protrusion, and the limiting protrusion is matched with the end part of the limiting sleeve, which is far away from the bottom wall of the mounting cylinder, so as to limit the position of the limiting sleeve in the mounting cylinder.

7. The electromagnetic wave processing device according to claim 1, wherein,

the connection assembly is disposed on the door body and is electrically connected to the inside of the barrel with the shielding feature of the barrel when the door body is in the closed state.

8. The electromagnetic wave processing device according to claim 7, wherein,

the imaginary axis is parallel to the pick-and-place opening; and is also provided with

The pick-and-place opening is provided with a guide part, and the guide part is arranged to gradually extend in the closing direction of the door body.

9. The electromagnetic wave processing device according to claim 7, wherein the door body includes:

a support;

the rear cover is arranged on one side of the supporting piece, which is close to the picking and placing opening, and forms a containing space with the supporting piece; and

the shielding plate is arranged in the accommodating space and is made of conductive materials; wherein,

the rear cover comprises a containing part arched in a direction away from the supporting piece so as to form at least part of the containing space;

the shielding plate is at least partially arranged in the accommodating space corresponding to the accommodating part and positioned at the inner side of the cylinder body; and is also provided with

The connecting component part is arranged between the peripheral plate of the accommodating part and the shielding plate and is in conductive connection with the surface of the shielding plate facing the accommodating part.

10. The electromagnetic wave processing device of claim 9, wherein the connection assembly further comprises:

the first elastic column and the second elastic column are arranged on the shell; wherein,

the housing is formed with a step surface extending in a radial direction of the imaginary axis;

the periphery plate of the accommodating part is provided with an installation groove, the bottom wall of the installation groove is provided with an installation hole, the shell part is arranged in the installation groove and penetrates through the installation hole, and the step surface is matched with the periphery of the installation hole; and is also provided with

The mounting slot is provided with at least one latch configured to mate with an end of the housing remote from the shield plate to define a position of the housing relative to the rear cover.