CN107614978A - Heating device - Google Patents

Abstract

A kind of heating device, the heating device possess：Heating chamber；Cooking device main body, it has heating chamber；Door, it carries out opening action and closing motion relative to the heating chamber opening being arranged at before heating chamber of cooking device main body；With damper unit (5), it is arranged at cooking device main body, in the closing motion of door, is contacted before door abuts with cooking device main body with door.Damper unit (5) includes：Shock absorber (12), it has the impact absorbing terminal part (12a) for being impacted and being shunk；With shock absorber maintaining part (13), it keeps to shock absorber (12), is installed in heat insulating member, is arranged between the heat insulating member and the wall of heating chamber across space.Damper unit (5) includes vibration damping cap (14), the vibration damping cap (14) is pressed to the direction abutted with door all the time by impact absorbing terminal part (12a), in the closing motion of door, abut with door and slided relative to shock absorber maintaining part (13), and impact when being abutted with door is transferred to impact absorbing terminal part (12a).

Description

Heating device

Technical field

This disclosure relates to the heating object as heating target in heating chamber is heated using dielectric heating etc. The heating device of the cooking, more particularly to the structure for the door that heating chamber is opened and closed.

Background technology

The representational heating device used as usual family, have using dielectric heating to carry out heating the cooking Micro-wave oven.As micro-wave oven in recent years, there is a kind of micro-wave oven to be popularized in usual family, the micro-wave oven has：Utilize microwave Radiate the function that dielectric heating is carried out to the heating object in heating chamber；By means of the oven function of heater；Steamed with using The steam function of vapour.

In the micro-wave oven used in usual family, as indicated above, it is desirable to have multi-functional structure, and require into one Multifunction, miniaturization and the raising of handling easiness of step.

In the heating device that is used in usual family, micro-wave oven particularly in recent years, cooking stove function, oven function Small-sized cooking device enclosure interior is compactly accommodated in the multi-functional structure such as steam function.In addition, in such microwave In stove, due to high thermal region be present in the inside of cooking device housing, therefore, for the not high heat-proof part such as electronic unit, need It is heat-insulated with high thermal region.In addition, needed to set the air cooling units such as fan energetically to be cooled down according to part.So, In H.D heating device as micro-wave oven, although component parts is more, part configuration is significantly limited, and is hindered Miniaturization.

In micro-wave oven, it is opened and closed so that heating object is put into the door of taking-up for user relative to heating chamber For in terms of handling easiness be important factor.In addition, in micro-wave oven, when dielectric heating acts, to heating chamber Interior radiated microwaves.Therefore, the switching mechanism of labyrinth is provided between door and main body, the switching mechanism, which has, to be used to make The traction unit that door is reliably in close contact with main body, in order to avoid microwave leakage.Also, for example, door and main body be provided with Door on-off action and make plus it is thermally operated control linkage mechanism so that user open door when microwave radiation reliably stops Only, when door is closed as can radiated microwaves state.

As described above, in multi-functional and H.D heating device, the structure, it is necessary to by majority is minimized in order to reach Expeditiously it is disposed in minimum space into part.In such multi-functional and H.D heating device, reach small Typeization and further raising handling easiness and reliability are important problems to the popularization for further promoting heating device.

In addition, in heating device, frequency of use is high particularly for user, improves the behaviour of the on-off action of door It is important problem to make easiness and reliability.For example, in door closing motion, for the controlling switch with heating action linkage Contact break-make sound, door abutted with main body side caused by collision sound and the collision caused by vibration can make user not It hurry up.

It is proposed there are the various mechanisms for being used to lower undesirable sound caused by door closing motion as described above, but In order to be linked with the switching mechanism of door, mechanism be present can become the problem of large-scale and complicated.Also, such mechanism is arranged on Limited in the housing of foregoing multi-functional like that and H.D small-sized heating device by configuration space and allocation position And significantly hinder reaching for miniaturization.

Prior art literature

Patent document

Patent document 1：Japanese Unexamined Patent Publication 4-249091 publications

Patent document 2：Japanese Unexamined Patent Publication 2002-39541 publications

The content of the invention

The disclosure is precisely in order to solving above-mentioned problem and completing, there is provided the operational excellent and reliability for user High small-sized heating device, it can lower undesirable sound caused by a closing motion, and can suppress Vibration during door closing motion, and can easily tackle the limitation of configuration space and allocation position.

The heating device of the disclosure possesses：Heating chamber；Cooking device main body, it has heating chamber；Door, it is relative to the cooking The heating chamber opening being arranged at before heating chamber of device main body carries out opening action and closing motion；And damper unit, its Cooking device main body is arranged at, in the closing motion of door, is contacted before door abuts with cooking device main body with door.Damper unit bag Include：Shock absorber, it has the impact absorbing terminal part for being impacted and being shunk；Shock absorber maintaining part, it is protected to shock absorber Hold, be installed in heat insulating member, arranged between the heat insulating member and the wall of heating chamber across space；With vibration damping cap, its Pressed all the time to the direction that is abutted with door by impact absorbing terminal part, in the closing motion of door, abutted with door and relative to subtracting Device maintaining part of shaking is slided, and impact when being abutted with door is transferred into impact absorbing terminal part.

According to such structure, using the teaching of the invention it is possible to provide the excellent and high reliability small-sized heating of operability is cooked for user Device is adjusted, it has when can lower undesirable sound caused by a closing motion and can suppress closing motion Vibrate and can easily tackle the structure of the limitation of configuration space and allocation position.

Brief description of the drawings

Fig. 1 is the stereogram of the outward appearance for the heating device for showing embodiment of the present disclosure.

Fig. 2 is shown in the heating device of embodiment of the present disclosure, the open shape that door stops in open position The front view of state.

Fig. 3 is being seen from side for state when showing the door closing motion in the heating device of embodiment of the present disclosure The sectional view examined.

Fig. 4 be show in the heating device of embodiment of the present disclosure, door closed mode from side Sectional view.

Fig. 5 is the sectional view for the structure for showing the damper unit in the heating device of embodiment of the present disclosure.

Fig. 6 A are the front views for the face shaping for showing the damper unit in the heating device of embodiment of the present disclosure.

Fig. 6 B are the top views for the face shaping for showing the damper unit in the heating device of embodiment of the present disclosure.

Fig. 6 C are that the right side for the face shaping for showing the damper unit in the heating device of embodiment of the present disclosure regards Figure.

Fig. 6 D be show the damper unit in the heating device of embodiment of the present disclosure face shaping from front The stereogram of observation above the right side of side.

Fig. 6 E be show the damper unit in the heating device of embodiment of the present disclosure face shaping from the back side The stereogram of the top observation right flank of side.

Fig. 7 is to show the air stream from the fan as cooling end in the heating device of embodiment of the present disclosure Cooling path the figure from the side of right side.

Embodiment

Below, referring to the drawings, to the various forms of the disclosure before being described in detail to embodiment of the present disclosure Illustrate.

First, the heating device of the first aspect of the disclosure possesses：Heating chamber；Cooking device main body, it has heating chamber； Door, its heating chamber opening being arranged at before heating chamber relative to cooking device main body and carry out opening action and close dynamic Make；And damper unit, it is arranged at cooking device main body, is connect in door closing motion before door abuts with cooking device main body with door Touch.Also, damper unit includes：Shock absorber, it has the impact absorbing terminal part for being impacted and being shunk；Shock absorber is kept Portion, it keeps to shock absorber, heat insulating member is installed in, across space between the heat insulating member and the wall of heating chamber And arrange；With vibration damping cap, it is pressed to the direction abutted with door all the time by impact absorbing terminal part, in door closing motion, with Door is abutted and slided relative to shock absorber maintaining part, and impact when being abutted with door is transferred into impact absorbing terminal part.

According to the heating device of the first aspect so formed, excellent and high reliability small-sized of operability can be formed Heating device, its have can lower undesirable sound caused by a closing motion and vibration and can be easy Tackle the structure of the limitation of configuration space and allocation position in ground.

The heating device of the second aspect of the disclosure in the first aspect or, vibration damping cap has：Abutment end, Under heating chamber open mode, abutment end is protruded from the vibration damping for being formed at heating chamber outer edge with opening, the heating chamber outer rim Portion forms the outer peripheral portion of heating chamber opening；Flange part, it is formed at the root of the protuberance of abutment end, radial extension； And sliding part, in door closing motion, after abutment end abuts with door, the sliding part is with the contraction of impact absorbing terminal part Act and slided relative to shock absorber maintaining part.Also, vibration damping opening can also be configured to：By abutment end protrusion and convex Edge seals.

The heating device of the second aspect so formed is following structure：Under heating chamber open mode, can prevent from The vibration damping opening protruded for the abutment end of vibration damping cap immerses the foreign matter such as moisture and dust.Therefore, such structure is turned into：It can prevent Only foreign matter is mixed into the shock absorber for the case inside for being provided in heating chamber outer edge, can improve the reliability of damper unit, And then the structure for the reliability that can improve heating device can be realized.

The heating device of the third aspect of the disclosure can also be configured to so in second aspect：Shape is closed in door Under state, leakage-proof part is provided with a manner of around heating chamber opening between door and heating chamber outer edge, in door closure state Under, from front, vibration damping is configured in the position than leakage-proof part in the outer part with opening.

The heating device of the third aspect so formed can suppress the self-heating room opening under door closure state Moisture etc. leaks into be located in the outer part than leakage-proof part, and moisture etc. can be prevented to be immersed in through vibration damping opening in damper unit etc., Improve reliability.

The heating device of the fourth aspect of the disclosure in second aspect or the third aspect, may be used also by the heating device Possesses bolt switch element, the bolt switch element is used to make in door on-off action the heating of heating device to act connection It is dynamic.Bolt switch element be configured to after the test section of bolt switch element contacts with door turn into can start start plus it is thermally operated State, it can also be configured to：In door closing motion, under the impact absorbing state after door abuts with abutment end, door and bolt The test section contact of switch element.

The heating device of the fourth aspect so formed is such structure：In the abutting end in contact of door and damper unit Afterwards, door contacts with the test section of bolt switch element.Therefore, following structure is turned into：Contacted in door with damper unit and door is smooth Under the impact absorbing state that ground slowly moves, door contacts with the test section of bolt switch element, and it is dynamic can reliably to lower closing Door when making abutted with bolt switch element caused by undesirable sound.

, can also in either side of the heating device of 5th aspect of the disclosure in first aspect to fourth aspect So：The cooling end cooled down using air stream is equipped with the inside of cooking device main body, shock absorber is by shock absorber maintaining part It is kept at least a portion to expose, shock absorber is configured on the cooling path of the air stream of cooling end.

In the heating device of the 5th aspect so formed, because the shock absorber of damper unit is cooled portion reliably Cooling, therefore, it is possible to reliably play the impact absorbing ability as shock absorber, the high heating of reliability can be formed and cooked Device.

Here, as the disclosure heating device embodiment, to by means of microwave dielectric heat work( Can and it be illustrated by means of the oven function of heater heating and by means of the heating device of the steam function of steam.

In addition, the heating device of the disclosure is not limited to the structure of the heating device described in following embodiment, Also include individually with each function heating device, be combined with several functions heating device or based on it is following The equal technological thought of technical characteristic illustrated in embodiment and the various heating devices formed.

(embodiment)

Below, the heating device of embodiment of the present disclosure is described in detail referring to the drawings.

Fig. 1 is the stereogram of the outward appearance for the heating device 50 for showing embodiment of the present disclosure.

As shown in figure 1, the heating device 50 of embodiment has：Possesses the cooking device main body 1 of heating chamber 2, it is adding The front of hot cooking device 50 above has opening (heating chamber opening 2a)；With door 3, heating chamber 2 is opened and closed for it.Implementing The cooking device main body 1 of mode, when from its front, right side (this is an example, can also be arranged on other parts) It is configured with the operating portion 4 for heat the various operations such as the cooking of the cooking is set and the cooking starts.

It is configured in the heating device 50 of present embodiment, is accommodating configuration as the heating object of heating target In heating chamber 2, the microwave radiation mouth (not shown) for radiated microwaves is provided with the downside of the bottom surface of heating chamber 2, using from micro- The microwave of ripple radiation mouth radiation carries out dielectric heating.In addition, for the heater being internally heated to heating chamber 2 (not Diagram) both sides on the downside of the bottom surface of heating chamber 2 and on the upside of ceiling are arranged on, in the inside of heating chamber 2, it is configured to be baked Case is cooked and grill is cooked.Also, steam blow-off outlet (not shown) is provided with the top of heating chamber 2, there is steam heating work( Energy.

In addition, though eliminating diagram, but the wall of heating chamber 2 is provided with what the inside of heating chamber 2 was illuminated Indoor lamp and the various sensings detected for the surface temperature to heating object and indoor temperature (heating indoor temperature) Device.

As shown in figure 1, in the heating device 50 of present embodiment, in door 3, at relative to heating chamber opening 2a The position of downside is provided with rotary shaft (hinge) (not shown).Handle 3a in the upside of door 3 is held and drawn by user Heating chamber opening 2a is opened to nearby side.Door 3 is rotationally linked to by means of the switching mechanism with tractive unit Cooking device main body 1 so that door stops at the open position of heating chamber opening 2a standard-sized sheets, heating chamber opening 2a is closed and makes heating Room 2 turn into closing space closed position and in order to the hot gas in heating chamber and steam are discharged etc. and by door 3 somewhat The centre position of the state of opening.

Fig. 2 is shown in the heating device 50 of embodiment of the present disclosure, the opening that door 3 stops in open position The front view of state.

The heating chamber outer edge 10 of heating chamber opening 2a in cooking device main body 1, as heating chamber 2 outer peripheral portion is Following structure：Its front face side is made up of tabular surface, when door 3 is in the closed position, heating chamber outer edge 10 and the internal face of door 3 Abut and be in close contact.Under the open mode of the door 3 shown in Fig. 2, in the heating for the outer peripheral portion for forming heating chamber opening 2a The vibration damping opening 10a that abutment end 14a of the outdoor edge 10 formed with vibration damping cap 14 described later, for damper unit 5 is protruded.Subtract The unit 5 that shakes has following impact absorbing function：In the closing motion of door 3, even if user is at the nearby place of closed position Hand is left into door 3, door 3 also swimmingly gently can continue closing motion and rotate and reliably close heating chamber opening 2a. Therefore, hand is left into door 3 at the nearby place of the closed position of door 3 even in user and door 3 is opened and closed the tractive unit drawing of mechanism In the state of, door 3 also will not sharp be closed and collided with cooking device main body 1, and door 3 can turn into swimmingly gently and silently The impact absorbing state that ground moves to closed position.

In addition, two test sections 6,7 of bolt switch element 8 are provided with heating chamber outer edge 10.On the other hand, in door 3, it is correspondingly provided with jag 11a, 11b (reference picture 1, Fig. 3 etc.) with the test section 6,7 of bolt switch element 8 respectively.In door In two test sections 6,7 for fastening switch element 8 with a bolt or latch, the test section 6 of upside is according to the on-off action of door 3 and to the electricity of control system The detection part that the on/off on road is controlled, the test section 7 of downside is according to the on-off action of door 3 and to power system Circuit the detection part that is controlled of on/off.

It is set under the open mode of door 3 for the abutment end 14a of the damper unit 5 vibration damping opening 10a protruded position Door 3 is rotationally being linked to the adjacent upper part of cooking device main body 1, switching mechanism arm 21.In addition, vibration damping opening 10a is configured in the position (reference picture 1) on the lower of test section 6,7 than bolt switch element 8.In 3 closing motion of door The abutment end 14a of damper unit 5 contacted with door 3 after impact absorbing state under, the detection of the control system of bolt switch element 8 The test section 7 of portion 6 and power system sequentially contacts with being arranged at jag 11a, 11b of door 3 respectively and turns into each electricity The bootable state in road.

As described above, in the present embodiment, the impact that in the closing motion of door 3, door 3 swimmingly slowly rotates is inhaled Under receipts state, the test section 6 and test section 7 of bolt switch element 8 contact with being arranged at jag 11a, 11b of door 3 respectively. Therefore, in the structure of embodiment, test section 6,7 contacted respectively with jag 11a, 11b caused by sound significantly subtract Gently, the generation of sound for making user feel bad can be suppressed.

In addition, the internal face in door 3 is equipped with the packing ring 9 of ring-type and is used as leakage-proof part.Packing ring 9 is by elastomer, such as rubber Glue component is formed, and is configured to surround the heating chamber opening 2a of cooking device main body 1 periphery under the closed mode of door 3.That is, as Between the packing ring 9 of leakage-proof part is configured in the internal face of heating chamber outer edge 10 and door 3 under the closed mode of door 3, around adding Hot cell opening 2a, it is therefore prevented that moisture from heating chamber opening 2a etc. leaks between cooking device main body 1 and door 3.

From front, the allocation position of packing ring 9 is the position than heating chamber opening 2a in the outer part, and is than for vibration damping Position of the vibration damping that the abutment end 14a of unit 5 is protruded with opening 10a in the inner part.In addition, it is arranged at heating chamber outer edge 10 The position of the test section 6 of the control system of bolt switch element 8 and the test section 7 of power system is the outside of packing ring 9.Therefore, Using packing ring 9 under the closed mode of door 3 moisture of self-heating room 2 etc. can be prevented to be immersed in the abutment end of damper unit 5 14a vibration damping is with opening 10a and the test section of control system 6 and the test section of power system 7.In fig. 2, configuration is utilized Position 9A (double dot dash line) shows the allocation position of the packing ring 9 under the closed mode of door 3.

Fig. 3 and Fig. 4 is the sectional view from side for the heating device 50 for showing embodiment of the present disclosure.Fig. 3 State during 3 closing motion of door is shown, Fig. 4 shows the heating chamber opening before heating chamber 2 of cooking device main body 1 2a is by the closing motion of door 3 and the closed mode that is closed.

As shown in figure 3, the side that the abutment end 14a of damper unit 5 is contacted in 3 closing motion of door with the inner surface with door 3 Formula is prominent to general horizontal direction from side.Abutment end 14a is configured to：After being contacted with the internal face of door 3, make door 3 Decay to the rotatory force of rotation direction during closing motion.

Under the closed mode shown in Fig. 4, the abutment end 14a of damper unit 5 is pressed and be received to by the internal face of door 3 Vibration damping opening 10a inside.Now, the jag 11a and 11b of door 3 also respectively with the control system of bolt switch element 8 Test section 6 and the test section of power system 7 contact, and each self-corresponding circuit turns into bootable state.

As shown in Figure 3 and Figure 4, damper unit 5 is provided with the housing of cooking device main body 1, is seen from the front of heating chamber 2 Examine, circuit and the power system of control system are also equipped in the space of right side surface side in addition to bolt switch element 8 Circuit, for produce microwave as the magnetron 16 of microwave generating unit and for entering to magnetron 16 and electronic unit etc. The various parts such as the fan 17 (reference picture 7) as cooling end of row cooling.In addition, in the position of the upper side and lower side of heating chamber 2 Put and be respectively arranged with multiple heaters 18,19.

In addition, the component parts such as above-mentioned damper unit 5, bolt switch element 8, circuit and fan 17 be installed in it is heat-insulated Set between the wall of part, the heat insulating member and heating chamber 2 across air layer, in order to avoid the wall from heating chamber 2 Hot direct heat transfer.In addition, the air stream from the fan 17 as cooling end flows to circuit after being cooled down to magnetron 16, subtracted Unit 5 and bolt switch element 8 shake to be cooled down to each component parts.

In the structure of present embodiment, as described above, the test section 6 of the control system in bolt switch element 8 is from adding The heating chamber outer edge 10 in hot cell 2 is prominent to door direction (forward direction of heating chamber 2).On the other hand, in door 3, with control Position corresponding to the test section 6 of system processed is provided with jag 11a.In 3 closing motion of door, using being arranged at the prominent of door 3 Go out to hold test sections 6 of the 11a by pressure control system, the arm section of bolt switch element 8 rotates.With the arm of bolt switch element 8 Point rotation in linkage, the switch mechanism movement of the circuit of control system, be controlled the on/off control of system.

In addition, the test section 7 of the power system in bolt switch element 8 is formed at the heating chamber outer edge 10 of heating chamber 2, The 7 corresponding position of test section of power system is provided with jag 11b in door 3.In 3 closed mode of door, the protrusion of door 3 End 11b is entered in the test section 7 of power system, the switching mechanism switching of the circuit of the power system in bolt switch element 8, Carry out the on/off control of power system.

In addition, the inside of the door 3 in present embodiment, in the heating chamber outer edge with the heating chamber 2 under the closed mode of door 3 10 opposed positions are provided with the anti-locking mechanism of microwave leakage (not shown).The anti-locking mechanism of microwave leakage is prevented in the closed mode of door 3 The microwave of the inside of self-heating of getting off room 2 leaks between the internal face of heating chamber outer edge 10 and door 3.

Here, the structure of damper unit 5 is illustrated.

Fig. 5 is the sectional view of the structure for the damper unit 5 for showing embodiment of the present disclosure.

Damper unit 5 has：Shock absorber 12, it, which has, shrinks when being abutted with door 3 and absorbs the impact absorbing end of impact Portion 12a；Shock absorber maintaining part 13, it keeps to shock absorber 12, is installed in (the reference of thermal insulation board 20 as heat insulating member Fig. 3 and Fig. 4)；With vibration damping cap 14, it is pressed to the direction abutted with door 3 all the time by the impact absorbing terminal part 12a of shock absorber 12 Pressure.

Vibration damping cap 14 has：Abutment end 14a, it can be contacted with door 3, from heating chamber outer edge under the open mode of door 3 10 vibration damping is protruded with opening 10a；Flange part 14b, it is formed at abutment end 14a protuberance in a manner of radial extension Root outer peripheral portion；With sliding part 14c, it is slided along the linear groove for being formed at shock absorber maintaining part 13.Vibration damping Abutment end 14a, flange part 14b and the sliding part 14c of cap 14 are integrally formed by resin forming.

Sliding part 14c is configured to：In 3 closing motion of door, after abutment end 14a abuts with door 3, with impact absorbing end Portion 12a contractive action and linearly slided along the groove for being formed at shock absorber maintaining part 13.In addition, in flange part 14b Peripheral end formed with flange part end 14d, flange part end 14d forms the position of the end of sliding part 14c front face side. Vibration damping cap 14 with all the time by the abutment end 14a opposite side that the impact absorbing terminal part 12a of shock absorber 12 is pressed formed with Press surface 14e, press surface 14e are formed in the position of the inside side of the root of abutment end 14a protuberance, i.e. flange part 14b Rear side.

The vibration damping cap 14 formed as described above is configured to：Along fore-and-aft direction (the abutment end 14a on the door 3 of heating chamber 2 Substantial pressing direction) slide and move relative to shock absorber maintaining part 13.Shock absorber maintaining part 13 is with being formed at thermal insulation board 20 Locator protrusions 15 abut and be positioned.Thus, shock absorber maintaining part 13 is reliably mounted on the defined position of thermal insulation board 20 Put.

The shock absorber 12 for being used for damper unit 5 of present embodiment is oil-pressure damper, is configured to snubber end Portion 12a is mobile to shrinkage direction and impact-attenuating when making abutting.In addition, in the disclosure, made by using oil-pressure damper Example for shock absorber 12 illustrates, but the structure of the disclosure is not limited to oil-pressure damper, as long as with absorption door 3 with supporting Connect end 14a abut when impact and door 3 swimmingly slowly to closed mode shift impact absorbing function unit, can examine Consider and specification and shape of shock absorber etc. is suitably used.

As shown in figure 5, the vibration damping cap 14 with abutting part 14a is pressed by the impact absorbing terminal part 12a of shock absorber 12 all the time Pressure, the inner surface with the heating chamber outer edge 10 of the outer peripheral portion as heating chamber opening 2a under the open mode of door 3 contact. Under 3 open modes of door, it is formed at outside flange part end 14d and the heating chamber of side end before the sliding part 14c of vibration damping cap 14 The inner surface of edge 10 reliably contacts.

As shown in figure 5, be formed at heating chamber outer edge 10 and for vibration damping cap 14 abutment end 14a protrude vibration damping open Mouthful 10a inside lateral bend in marginal portion and formed.From can be from the vibration damping opening 10a abutment end 14a protruded protuberance Root in a manner of radial diffusion formed with flange part 14b, in flange part 14b outer peripheral edge, with around heating chamber outer rim The mode in portion 10 forms the flange part end 14d (reference picture 6D) that the oriented side of door 3 protrudes.Due to flange part end 14d highlightedly It is arranged on the direction of the inner surface of the heating chamber outer edge 10 formed with vibration damping opening 10a, therefore, in the open mode of door 3 Under, vibration damping cap 14 is pressed by shock absorber 12, and flange part end 14d reliably contacts with the inner surface of heating chamber outer edge 10.

As described above, under the open mode of door 3, the inner surface of flange part end 14d and heating chamber outer edge 10 is reliably Contact, vibration damping are sealed with opening 10a by flange part 14b.It is therefore possible to prevent the moisture and foreign matter of steam from heating chamber 2 etc. The inner side of heating chamber outer edge 10 is entered with opening 10a by vibration damping, can particularly prevent from invading in damper unit 5. So, under the open mode of door 3, because vibration damping with opening 10a reliably turns into closed state by means of flange part 14b, because This, in the shock absorber 12 for suppressing vibration, in addition to it can prevent from being likely to decrease the moisture intrusion of function, additionally it is possible to reliable Ground prevents the foreign matters such as oil and dust from invading.

In addition, in the damper unit 5 of the heating device 50 of present embodiment, from side, shock absorber 12 rushes The projected direction for hitting absorption terminal part 12a is the direction of oblique upper.In addition, all the time by the impact absorbing terminal part of shock absorber 12 The press surface 14e of the vibration damping cap 14 of 12a pressings is formed on the face vertical with impact absorbing terminal part 12a projected direction.Cause This, press surface 14e is (approximate horizontal relative to the fore-and-aft direction i.e. abutment end 14a pressing direction of the heating chamber 2 of vibration damping cap 14 Direction) diagonal face.That is, press surface 14e forms inclined plane shape relative to the glide direction of vibration damping cap 14.As described above, all the time Press surface 14e by the vibration damping cap 14 of impact absorbing terminal part 12a pressings is to be hung down with impact absorbing terminal part 12a projected direction Straight face and be the face relative to abutment end 14a pressing direction diagonal.Thus, inhaled in the impact for maintaining shock absorber 12 In the state of receipts ability, the permissibility of the equipping position of damper unit 5 can be improved.It is further preferred, that the pressing of vibration damping cap 14 Face 14e is set relative to abutment end 14a pressing direction (general horizontal direction) with about ± 10 degree of diagonal angle.

Fig. 6 A to Fig. 6 E are the specific knots for showing the damper unit 5 in the heating device 50 of embodiment of the present disclosure The figure of structure.Fig. 6 A are front views, and Fig. 6 B are top views, and Fig. 6 C are right side views.In addition, Fig. 6 D are above the right side of face side The stereogram of observation, Fig. 6 E are the stereograms of the right flank from the top of rear side.

As shown in Fig. 6 A to Fig. 6 E, the shock absorber 12, shock absorber maintaining part 13 and vibration damping cap 14 in damper unit 5 are by unit Change, miniaturization, and be the structure that can be easily installed on desired position.In addition, in damper unit 5, be installed in every The shock absorber maintaining part 13 of hot plate 20 is configured between shock absorber 12 and thermal insulation board 20, shock absorber 12 it is opposite with thermal insulation board 20 The lateral parts of side significantly open.Thereby, it is possible to realize that the structure of the heat transfer from heating chamber 2 can be prevented, and it is configured to It is reliably cooled by the use of the fan 17 (reference picture 7) as cooling end, the cooling end is formed along as heat insulating member Thermal insulation board 20 and flow air stream.

Fig. 7 is to show the sky from the fan 17 as cooling end in the heating device 50 of embodiment of the present disclosure The figure from the side of right side in the cooling path of air-flow.

In fig. 7 it is shown that the shape that the cover of the housing of the cooking device main body 1 of the right flank of heating device 50 is removed State.In the structure of the heating device 50 shown in Fig. 7, from front, the fan 17 as cooling end is arranged on right side The rear side in face.From the air stream that fan 17 is blown out by being arranged at the pipeline of rear side, and from multiple pipeline blow-off outlet 17a It is blown out to desired cooling path.In the figure 7, the air stream from pipeline blow-off outlet 17a is flowed mostly to shown in arrow The cooling path in direction.Magnetron 16 is equipped on cooling path including is existed with the electronic unit that bolt switch element 8 is connected Interior circuit, thermal insulation board 20 and damper unit 5.

In the heating device 50 of present embodiment as constructed as above, produced when can reliably reduce 3 closing motion of door Raw undesirable sound and vibration, also can be easily right under configuration space and the confined state of allocation position Should.In addition, in the present embodiment, there is following structure：Under the closed mode of door 3, moisture etc. can be prevented through damper unit 5 Abutment end 14a vibration damping be immersed in enclosure interior with opening 10a.Therefore, the operability of heating device 50 of embodiment is excellent It is different, it is the high small-sized heating device of safety and reliability.

As described above, it is necessary to multi-functional and there is high function in heating device, also, form it is small-sized, also, by In high thermal region be present, accordingly, there exist part to configure the problem of being greatly restricted.But in the heating device of the disclosure, There is antidrip and dust-proof effect using simple structure, configuration permissibility is high, by setting small-sized damper unit, so as to structure Into small-sized and high reliability heating device.

As described above, in the heating device of the disclosure, it can reliably reduce and make us caused by a closing motion Unhappy sound, and vibration when can suppress closing motion, and can easily correspond to configuration space and allocation position Limitation, and can prevent foreign matter from invading enclosure interior.Therefore, the heating device of the disclosure is grasped for user The small-sized heating device that the property made is excellent, reliability is high.

With level of detail to a certain degree, the present invention is described in each embodiment above, but these embodiments Disclosure to change in the details of structure be natural, do not departing from required the scope of the present invention and thought In the case of can be achieved each embodiment in the combination of key element and the change of order.

Industrial applicability

As described above, according to the disclosure, can reduce in undesirable sound caused by door closing motion, and can press down Vibration during door closing motion processed, and with the structure for the limitation that can easily tackle configuration space and allocation position, play pair Operational excellent, the high such special effect of reliability for user.Therefore, the disclosure can be applied to add as microwave The micro-wave oven of thermal is the various heating devices of representative, is cooked due to that can provide small-sized and high reliability heating to market Device is adjusted, therefore is useful.

Label declaration

1 cooking device main body

2 heating chambers

2a heating chamber openings

3

3a handles

4 operating portions

5 damper units

6th, 7 test section

8 bolt switch elements

9 packing rings

9A allocation positions

10 heating chamber outer edges

10a vibration damping openings

11a, 11b jag

12 shock absorbers

12a impact absorbing terminal parts

13 shock absorber maintaining parts

14 vibration damping caps

14a abutment ends

14b flange parts

14c sliding parts

14d flange parts end

14e press surfaces

15 locator protrusions

16 magnetrons (microwave generation unit)

17 fans (cooling end)

17a pipeline blow-off outlets

18th, 19 heater

20 thermal insulation boards (heat insulating member)

21 arms

50 heating devices

Claims (5)

1. a kind of heating device, the heating device possesses：

Heating chamber；

Cooking device main body, it has the heating chamber；

Door, it relative to the heating chamber opening being arranged at before the heating chamber of the cooking device main body open and moved Work and closing motion；With

Damper unit, it is arranged at the cooking device main body, in the closing motion of the door, in the door and the cooking Device main body contacts before abutting with the door, wherein,

The damper unit includes：

Shock absorber, it has the impact absorbing terminal part for being impacted and being shunk；

Shock absorber maintaining part, it keeps to the shock absorber, is installed in heat insulating member, and the heat insulating member adds with described Arranged between the wall in hot cell across space；With

Vibration damping cap, it is pressed to the direction abutted with the door all the time by the impact absorbing terminal part, in the closing of the door During action, abut with the door and slided relative to the shock absorber maintaining part, impact when being abutted with the door is transferred to The impact absorbing terminal part.

2. heating device according to claim 1, wherein,

The vibration damping cap has：

Abutment end, under the open mode of the heating chamber, the abutment end is from the vibration damping of heating chamber outer edge is formed at opening Mouth protrusion, the heating chamber outer edge form the outer peripheral portion of the heating chamber opening；

Flange part, it is formed at the root of the protuberance of the abutment end, radial extension；With

Sliding part, in the closing motion of the door, after the abutment end abuts with the door, the sliding part is with described The contractive action of impact absorbing terminal part and relative to the shock absorber maintaining part slide,

The vibration damping is configured to opening：Sealed by abutment end protrusion by the flange part.

3. heating device according to claim 2, wherein,

Under the closed mode of the door, with around the heating chamber opening between the door and the heating chamber outer edge Mode is provided with leakage-proof part,

The vibration damping is configured at following location with opening：Under the closed mode of the door, from front, than the leakage barriers Part is in the outer part.

4. the heating device according to Claims 2 or 3, wherein,

The heating device is also equipped with bolt switch element, and the bolt switch element is used in the on-off action of the door The heating of the heating device is set to act linkage,

The bolt switch element is configured to, and turning into after the test section of the bolt switch element contacts with the door to open Begin to start and add thermally operated state,

In the closing motion of the door, under the impact absorbing state after the door abuts with the abutment end, it is configured to institute The test section that door is stated with the bolt switch element contacts.

5. the heating device according to any one of Claims 1-4, wherein,

The cooling end cooled down using air stream is equipped in the inside of the cooking device main body,

The shock absorber is kept at least a portion by the shock absorber maintaining part and exposed,

The shock absorber is configured on the cooling path of the air stream of the cooling end.