CN1467421A - Electrical wire fixing equipment for micro-wave oven - Google Patents
Electrical wire fixing equipment for micro-wave oven Download PDFInfo
- Publication number
- CN1467421A CN1467421A CNA021242259A CN02124225A CN1467421A CN 1467421 A CN1467421 A CN 1467421A CN A021242259 A CNA021242259 A CN A021242259A CN 02124225 A CN02124225 A CN 02124225A CN 1467421 A CN1467421 A CN 1467421A
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- CN
- China
- Prior art keywords
- power line
- hole
- backplate
- micro
- wave oven
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6426—Aspects relating to the exterior of the microwave heating apparatus, e.g. metal casing, power cord
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Ovens (AREA)
Abstract
The present invention discloses a power cord fixing apparatus for the microwave oven, comprising a back panel forming the back of the chamber inner electricity storage chamber for arranging the power cord through-hole, a ground strip arrange on one side of the power cord through-hole on the back panel and integrated with the back panel in connection with the grounding wire, power cord penetrating the power cord through hole and power cord cap for covering the power cord through-hole and mounted on the back panel for fixing the power cord. The apparatus by the invention can facilitate the operation and maintenance for the power cord.
Description
Technical field
The present invention relates to a kind of electrical wire fixing equipment for micro-wave oven, particularly relate to a kind of power line installation and removal electrical wire fixing equipment for micro-wave oven comparatively easily that makes.
Background technology
Fig. 1 is the micro-wave oven primary structure exploded perspective view of prior art.As shown in Figure 1, inside one side of cavity 1 is provided with the cooking room 3 that can heat food, and opposite side is provided with the electricity storage chamber 5 that inside is equipped with can provide the electronic unit of microwave to cooking room 3.The front of cavity 1 is provided with front panel 6, and the back side is provided with backplate 7, and top panel 8 constitutes the top of cooking room 3, and lower panel 9 then constitutes the two sides and the bottom surface of cooking room 3.Be provided with magnetron 10 in the electricity storage chamber 5, and be provided with the cooling fan 11 that can cool off electric components such as magnetron 10 on air draught guider 12, cooling fan 11 is then driven by fan electromotor 13.Air draught guider 12 is installed in a side of backplate 7, and 15 expression substrates among the figure.The backplate 7 that is positioned at electricity storage chamber 5 is provided with a plurality of passages 16, and this passage is to utilize cooling fan 11 that extraneous air is introduced passage in the electricity storage chamber 5.The top of passage 16 is provided with wire casing 17, can pass power line 20 on it.Become ground strip 18 in that backplate 7 upper ends one lateral bending adjacent with power line 20 is curved.Shell 30 can cover the end face and the two sides of cavity in the micro-wave oven 1, and is fixed on front panel 6 and the backplate 7.Power line 20 can send the external power source electric current to the electric component in the electricity storage chamber 5, and the one side has retainer 21, and this device is damaged in the time of can avoiding power line 20 and electronic unit to run into external force.The end of power line 20 has connecting line 22 that can link to each other with electric component and the earth connection 23 that carries out ground connection.Earth connection 23 is to utilize screw to be fixed on to carry out ground connection on the ground strip 18.But, there is following problem in the micro-wave oven of this prior art, promptly since an end of power line 20 link to each other with electronic unit in the electricity storage chamber 5, and the other end links to each other with external power source, and pass wire casing 17, power line 20 must at first unload lower casing 30 if want to dismantle, and this is because shell 30 has closed ground strip 18, therefore can't pull down the earth connection 23 that is installed on the ground strip 18.And, may damage the parts on the shell 30 process of the power line 20 of dismantling removing shell 30 from cavity 1.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of electrical wire fixing equipment for micro-wave oven that need not remove shell with regard to dismountable power wire.
In order to achieve the above object, electrical wire fixing equipment for micro-wave oven provided by the invention comprises the back side that constitutes electricity storage chamber in the cavity and the backplate that is provided with the power line through hole; Be positioned at a side of power supply line three-way hole on the backplate and the ground strip that is connected as a single entity and can links to each other with backplate with earth connection on the power line; Run through the power line through hole and can connect in the electricity storage chamber electric component and external power source and have the power line that can hang over the retainer on the power line through hole; Cover with the power line of fixing power line with covering in the power line through hole and can being installed on the backplate.
Described power line covers end and is provided with a plurality of insertion sheets that insert in the insertion groove that forms on the power line through hole backplate on every side, and its lower end is provided with the installing hole that corresponding and available mounting screw with the position of mounting hole on the backplate fixes.
Described power line Gai Yiduan is provided with corresponding with the outstanding rib position that forms on the backplate and can places the installing port of rib.
Described backplate is provided with the retainer installation portion that links to each other with the power line through hole, also is provided with identical retainer installation portion and power line covers opposite position.
Described power line lid lower end is provided with outward-dipping and can covers in the lug of backplate upper vent hole upper end.
Electrical wire fixing equipment for micro-wave oven provided by the invention can make the dismantling power line carry out at the back side of micro-wave oven and needn't remove shell from cavity, thereby easy to operate; In addition, the lower end of power line lid has the lug that forms one with it and can close backplate passage upper end, such structure can prevent that moisture from entering on the electric component in the electricity storage chamber, thereby can keep in repair power line more easily under the situation that does not increase parts.
Description of drawings
Below in conjunction with the drawings and specific embodiments electrical wire fixing equipment for micro-wave oven of the present invention is elaborated.
Fig. 1 is the micro-wave oven primary structure exploded perspective view of prior art.
Fig. 2 is an electrical wire fixing equipment for micro-wave oven exploded perspective view of the present invention.
Fig. 3 is the electrical wire fixing equipment for micro-wave oven mounting structure figure of the present invention that observes from the micro-wave oven back side.
The specific embodiment
As Fig. 2, shown in Figure 3, backplate 55 is the back side of cavity 50, and one end inboard is provided with electricity storage chamber 52.Be provided with top panel 54 in the cavity as the cooking room end face.Backplate 55 is provided with the passage 56 that extraneous air can be introduced in the electricity storage chamber 52.The backplate 55 of passage 56 upper ends one side is provided with outwards outstanding rib 58.Rib 58 has the effect of location power line lid when guaranteeing backplate 55 intensity.On the backplate 55 on passage 56 tops, also be provided with the rectangle power line through hole 60 that power line is passed.The top of power line through hole 60 is provided with the quadrangle retainer installation portion 61 that is attached thereto.One side of power line through hole 60 is provided with ground strip 62, and ground strip 62 is parts of metal material backplate 55, and it extends to the inside of power line through hole 60.Utilize mounting screw 63 earth connection on the power line 80 84 can be connected on the ground strip 62.Be provided with insertion groove 65 in the both sides that are positioned at retainer installation portion 61 and with position that the upper end of retainer installation portion 61 aligns, and the top of rib 58 also is provided with a same insertion groove 65.Power line lid 70 has the effect of covering power line through hole 60 and fixed power source line 80.Be provided with retainer installation portion 71 with retainer installation portion 61 corresponding positions on the power line lid 70, and, a plurality of insertion sheets 72 be provided with along upper end and each insertion groove 65 corresponding positions of power line lid 70.Insert the sheet 72 tab-like upper ends that are formed in power line lid 70.Be provided with safety mouth 74 with rib 58 corresponding positions on the power line lid 70, the shape of safety mouth 74 is corresponding with the profile of rib 58.And, have installing hole 75 in the bottom of power line lid 70.Certainly, with installing hole 75 corresponding backplates 55 on also have same installing hole.In addition, along the outward-dipping formation lug 77 in lower end of power line lid 70.Lug 77 can cover in the upper end of passage 56, and can prevent that outside moisture from entering into the inside of electricity storage chamber 52 by passage 56.Power line 80 has the effect that connects electric component in external power source and the electricity storage chamber 52, has the retainer 82 that can be arranged on the retainer installation portion 61,71 on it.Retainer 82 can make power line 80 hang on the backplate 55, even be subjected to the effect of external force like this, the connection between power line 80 and the electric component can not be damaged yet.Have many connecting lines 83 and earth connection 84 on the power line 80.In addition, shell 90 forms the end face and the two sides of micro-wave oven, and the end is installed in the upper end and the two side ends of backplate 55 thereafter, for this reason, has mounting flange 92 on the rearward end of shell 90.At first the connecting line 83 of power line 80 is linked to each other with the electric component of electricity storage chamber 52 inside during installation, then, utilize mounting screw 63 that earth connection 84 is installed on the ground strip 62.Subsequently, retainer 82 is installed on the retainer installation portion 61 of backplate 55 and and is installed on the backplate 55 power line lid 70, promptly, the insertion sheet 72 of power line lid 70 is inserted in the insertion groove 65, at this moment, the retainer 82 that is installed on the retainer installation portion 61 of backplate 55 is in the retainer installation portion 71, then just, power line lid 70 is close on the back side of backplate 55, so that rib 58 is inserted in the described safety mouth 74.At this moment, the installing hole 75 on the power line lid 70 is consistent with the installing hole on the backplate 55, mounting screw 75` is screwed in just can fixes power line lid 70 on the installing hole 75 at last.After installing power line lid 70, the retainer 82 of power line 80 will be fixed on the backplate 55, thereby guarantees that power line 70 can not come off because of external force.And to pull down power line lid 70 just passable if want to lay down 80 need of power line, promptly unscrew screw 75` after, remove power line from backplate 55 and cover 70 and just can in retainer installation portion 61, extract retainer 82.Then, unclamp the mounting screw 63 on the ground strip 62, by power line through hole 60 connecting line 83 is separated with electric component again and just can dismantle down power line 80 so that earth connection 84 separates with ground strip 62.So only need with power line lid 70 remove just can dismantle down power line 80 and will cavity 50 and shell 90 be separated.
Claims (5)
1, a kind of electrical wire fixing equipment for micro-wave oven is characterized in that: described electrical wire fixing equipment for micro-wave oven comprises the back side that constitutes the interior electricity storage chamber of cavity (50) (52) and the backplate (55) that is provided with power line through hole (60); The ground strip (62) that is positioned at a side of the last power supply line three-way hole (60) of backplate (55) and is connected as a single entity and can links to each other with the last earth connection (84) of power line (80) with backplate (55); Run through the power line (80) that power line through hole (60) also can connect interior electric component of electricity storage chamber (52) and external power source and have the retainer (82) that can hang on the power line through hole (60); Go up to fix the power line lid (70) of power line (80) with covering in power line through hole (60) and can being installed in backplate (55).
2, electrical wire fixing equipment for micro-wave oven according to claim 1, it is characterized in that: described power line lid (70) upper end is provided with a plurality of power line through hole (60) backplates (55) on every side that insert and goes up insertion sheets (72) in the insertion groove (65) that forms, and its lower end be provided with backplate (55) on the installing hole (75) that fixes of the corresponding and available mounting screw of position of mounting hole (75 ').
3, electrical wire fixing equipment for micro-wave oven according to claim 2 is characterized in that: described power line lid (70) one ends are provided with backplate (55) and go up the safety mouthful (74) that outstanding rib (58) position that forms is corresponding and can place rib (58).
4, according to each described electrical wire fixing equipment for micro-wave oven in the claim 1 to 3, it is characterized in that: described backplate (55) is provided with the retainer installation portion (61) that links to each other with power line through hole (60), and the last opposite position of power line lid (70) also is provided with identical retainer installation portion (71).
5, electrical wire fixing equipment for micro-wave oven according to claim 4 is characterized in that: described power line lid (70) lower end is provided with outward-dipping and can covers in the lug (77) of backplate (55) upper vent hole (56) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021242259A CN1467421A (en) | 2002-07-12 | 2002-07-12 | Electrical wire fixing equipment for micro-wave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021242259A CN1467421A (en) | 2002-07-12 | 2002-07-12 | Electrical wire fixing equipment for micro-wave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1467421A true CN1467421A (en) | 2004-01-14 |
Family
ID=34142666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA021242259A Pending CN1467421A (en) | 2002-07-12 | 2002-07-12 | Electrical wire fixing equipment for micro-wave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1467421A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3282817A1 (en) * | 2016-08-10 | 2018-02-14 | Lg Electronics Inc. | Structure for covering connection line, electric cooking appliance including the same, and method of assembling cap of electric cooking appliance |
| US10641496B2 (en) | 2016-07-04 | 2020-05-05 | Lg Electronics Inc. | Light source unit and cooking appliance including the same |
-
2002
- 2002-07-12 CN CNA021242259A patent/CN1467421A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10641496B2 (en) | 2016-07-04 | 2020-05-05 | Lg Electronics Inc. | Light source unit and cooking appliance including the same |
| EP3282817A1 (en) * | 2016-08-10 | 2018-02-14 | Lg Electronics Inc. | Structure for covering connection line, electric cooking appliance including the same, and method of assembling cap of electric cooking appliance |
| US10663173B2 (en) | 2016-08-10 | 2020-05-26 | Lg Electronics Inc. | Electric cooking appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |