CN101502388B - Frying and roasting equipment with safety protection function for electricity utilization - Google Patents

Abstract

A grill with electric safety protection function, comprising a bottom frame, a grill unit, a power supply device and a protection device, the protection device includes at least one resistance insertion piece assembled in the shell seat, and the insertion resistance piece has an opposite There is a gap in the shell seat and the outer end of the insert piece corresponds to the inner top, the inner end that can be arranged at the center of the through hole correspondingly, and a through-shaped groove that is arranged near the inner end and extends laterally outward relative to the through hole at a non-insertion-proof position where the inner end of the groove is aligned with the center of the through hole by being pushed inward by the insert, and at a non-insertion-proof position as the grill unit moves away from the base so that the inner end blocks the through hole Lateral displacement between anti-insertion positions in the center of the hole. The invention can prevent accidents such as burning and electric shock due to improper use of electricity, thereby achieving the purpose of double safety protection.

Description

A fryer with electric safety protection function

This application is a divisional application. The original invention patent name is "A Griller with Electric Safety Protection Function", the patent application number is 200510043352.6, and the application date is April 14, 2005.

technical field

The invention relates to an electric grill, in particular to a grill with the function of electric safety protection.

Background technique

Referring to FIG. 1 , a grill that generally provides a heat source with electricity includes a grill unit 11 for holding food, and a power supply unit 12 that is pluggably electrically connected to the grill unit 11 and provides power.

In order to make cleaning work easy, the grill unit 11 is generally designed to include a detachable insulating chassis 13 and a grill pan 14 for electrically connecting with the power supply unit 12 for heating, and a grill pan 14 for electric heating. Correspondingly cover the top cover 15 above the baking tray 14 .

When the baking pan 14 of the baking pan unit 11 is assembled and positioned with the bottom frame 13, the power supply unit 12 can be electrically connected to the baking pan 14 to form a conductive state. At this time, the temperature of the baking pan 14 rises and can be used for frying. Grilled food. When frying is finished and the grill pan 14 is to be cleaned, the power supply unit 12 must be pulled out from the grill unit 11 to be in a non-conductive state, and then the grill pan 14 is removed from the bottom frame 13 for cleaning.

It is worth noting that if the grill pan 14 is removed from the bottom frame 13 for cleaning without pulling out the power supply unit 12, it is very easy to cause accidents such as electric shock and burns. Or if the power supply unit 12 is plugged in when the grill pan 14 has not been assembled and positioned with the bottom frame 13 , accidents such as scalding and fire may easily occur.

It can be seen that, for such grills that provide heat source with electricity, the safety protection design between the grill unit 11 and the power supply unit 12 must be strengthened to reduce the probability of accidents caused by improper use.

Contents of the invention

The present invention provides a grill with the safety protection function of electricity use. Its main purpose is to overcome the defect that the grill in the prior art is not safe enough to use, and to provide a grill that cannot be plugged in when it is not positioned, and An electric grill with double protection that cannot be disassembled and washed when it is plugged in.

The present invention adopts following technical scheme:

A grill with electric safety protection function, comprising: a bottom frame, including a notch recessed from the top surface of one frame edge, and at least one upright protruding shape formed at the notch Insert: a baking pan unit, which is detachably placed on the bottom frame, including a heat-conducting baking pan, and one side edge of the baking pan, which can be correspondingly locked on the bottom frame A hollow shell seat at the notch; the shell seat has a through-shaped through hole extending from inside to outside, and at least one through-shaped gap for the corresponding insertion of the chassis insert; a power supply device for connecting with the grill The electrical connection of the disk unit includes an insulating shell that can be plugged and inserted into the shell seat, and a temperature measuring rod protruding from the insulating shell; and a protective device that includes at least one Insertion-resisting sheet, which has an outer end corresponding to the inner top of the embedded sheet relative to the gap of the housing seat, an inner end that can be correspondingly blocked at the center of the through hole, and an inner end located near the inside A through-shaped groove extending laterally at the end and outward, and can be pushed inward by an insert piece relative to the through hole so that the inner end of the groove aligns with the non-insertion-proof position in the center of the through hole and moves away with the baking pan unit The outer spring of the base causes the inner end to block the lateral displacement between the anti-insertion positions in the center of the through hole.

In the above-mentioned grill with electric safety protection function, the shell seat of the grill unit also has an upright outer plate through which the through hole vertically penetrates, and a peripheral plate extending from the peripheral edge of the outer plate to the direction of the grill , the outer plate and the peripheral plate jointly define an accommodating space for the insertion-resistance sheet to be assembled therein with an opening facing the baking pan.

The protection device also includes a limiting plate covering the opening of the accommodating space and used to prevent the blocking piece from coming off.

The invention has the advantages of preventing accidents such as burning and electric shock due to improper use of electricity, thereby achieving the purpose of double safety protection.

Description of drawings

Fig. 1 is a three-dimensional exploded view of a grill in the prior art;

Figure 2 is an exploded perspective view of a preferred embodiment of the present invention;

Fig. 3 is a side sectional view of a baking pan and an electric heating tube according to an embodiment of the present invention;

Figure 4 is a partial enlarged exploded view of Figure 2, illustrating the detailed components of the protective device;

Fig. 5 is a partial combination diagram of Fig. 4;

Fig. 6 is a partial top sectional view of the embodiment of the present invention, illustrating the state where the two anti-unloading pieces are respectively located in a non-locking position;

Fig. 7 is a view similar to Fig. 6, illustrating the state where the two anti-unloading pieces are respectively located at a locking position;

Fig. 8 is a partial side sectional view of an embodiment of the present invention, illustrating a state where two insertion blocking pieces are respectively located in a non-insertion prevention position;

FIG. 9 is a view similar to FIG. 8 , illustrating a state where the two insertion-blocking pieces are respectively located at an insertion-preventing position.

specific embodiment

A preferred embodiment of the present invention will be described below with reference to FIG. 1 to FIG. 9 .

As shown in Figure 2, the fryer with electric safety protection function of the present invention includes an insulating chassis 2, a grill unit 3 detachably mounted on the chassis 2, a pluggable ground A power supply device 4 electrically connected to the grill unit 3, and a protection device 5 used to limit the timing of plugging in and removing and washing.

The underframe 2 is roughly rectangular in the shape of a horizontal frame, and includes a long notch 21 that is concavely formed from the top surface of one side of the frame edge, and two upright protruding inserts that are respectively located at two ends of the notch 21 . The pieces 22 and two are correspondingly arranged on the side of the insert piece 22 in a horizontal through-shaped anti-disassembly hole 23. Due to the viewing angle, only one of the anti-disassembly holes 23 can be seen in FIG. 2 .

The grill unit 3 includes a grill pan 31 with a predetermined thickness and can be placed on the bottom frame 2 for placing and heating ingredients, an electric heating tube 32 embedded in the grill pan 31 and used for conduction and heat generation, a A hollow shell seat 33 installed on one side edge of the baking pan 31 and can be correspondingly locked in the notch 21 of the bottom frame 2 , and a top that can be lifted off and correspondingly covers the baking pan 31 . Cover 34, and an oil pan 35 used to hold the oil and water produced during the frying process of the ingredients. The baking pan 31 and the oil collecting pan 35 are correspondingly abutted against the bottom frame 2 and can be removed and washed sequentially.

Referring to Fig. 3, the baking pan 31 has a first disc surface 311 and a second disc surface 312 which are opposite and respectively concave-convex and smooth. During use, the first disc surface 311 or the second disc surface 312 can be selected according to needs. It is used to hold and heat fried and grilled ingredients.

The electric heating tube 32 has a circular shape and has two spaced conductive ends 321 protruding toward the shell base 33 . For the convenience of illustration, in FIG. 2 , the electric heating tube 32 is taken out from the baking tray 31 for clear illustration.

Referring to Fig. 2 and Fig. 4 at the same time, the shape of the shell seat 33 is a left-right symmetrical horizontal long shape corresponding to the notch 21 of the bottom frame 2 and can be turned upside down with the baking pan 31, and has an upright outer side plate 331 , a peripheral plate 332 extending from the peripheral edge of the outer plate 331 to the direction of the baking pan 31, a through hole 333 extending through the center of the outer plate 331 and extending away from the baking pan 31, and two holes respectively formed at the two ends of the peripheral plate 332 The vertical through-shaped notches 334 for inserting the underframe 2 inserts 22 correspondingly, and the two horizontal through-shaped perforations 335 that can be connected with the anti-unloading holes 23 of the underframe 2 correspondingly. Only one of the perforations 335 is visible in FIG. 4 . The outer plate 331 and the peripheral plate 332 jointly define an accommodating space 330 with an opening facing the baking pan 31 .

The power supply device 4 includes an insulating shell 41 having an inserting end 411 that can pass through the through hole 333, and two recesses formed on the inserting end 411 of the insulating shell 41 and used for the conduction of the electric heating tube 32. The end 321 corresponds to the terminal 42 that is inserted and electrically connected. Due to the viewing angle, only one of the terminals 42 and one protruding from the insertion end 411 and located between the two terminals 42 can be seen in FIGS. A temperature measuring rod 43 for detecting the temperature of the baking pan 31 and a control unit 44 installed on the upper surface of the insulating shell 41 and used for regulating the power switch and the frying temperature.

Referring to Fig. 4 and Fig. 5 at the same time, the protective device 5 includes two anti-dismounting pieces 51 and two blocking pieces 52 assembled in the accommodation space 330 of the shell seat 33 for double protection, and a cover is arranged on the The limit plate 53 at the opening of the accommodating space 330 is used to prevent the blocking piece 52 from detaching.

The two anti-dismounting pieces 51 are respectively installed on two sides of the through hole 333 and located farther away from the opening of the accommodating space 330 . Each anti-dismounting piece 51 has an inner end 511 penetrating into the through hole 333 , and an outer end 512 that can pass through the through hole 335 of the housing 33 and the anti-disassembly hole 23 of the chassis 2 in sequence.

The two insertion blocking pieces 52 are assembled at a position closer to the opening of the accommodating space 330 relative to the anti-dismounting piece 51 . Each blocking piece 52 has an outer end 521 that is pushed inwardly by the insert 22 of the bottom frame 2 relative to the notch 334 of the housing base 33 , and can be correspondingly blocked in the center of the through hole 333 . The end portion 522, and a through-shaped groove 523 disposed near the inner end portion 522 and extending laterally outward.

Among them, the two anti-dismounting pieces 51 are used to prevent improper detachment when the base 2, the grill unit 3 and the power supply device 4 have been positioned or powered on, and are the first part of the grill of the present invention. A security protection. The second blocking piece 52 is used to prevent improper plug-in and power-on action when the grill unit 3 is not installed on the base 2 , which is the second safety protection of the present invention. The operating states and functions of the anti-dismounting pieces 51 and the blocking pieces 52 during use will be described in detail below.

Referring to Fig. 6 and Fig. 7 at the same time, the partial top sectional view of the fryer, each anti-dismounting sheet 51 can penetrate the through hole with its inner end 511 inwardly with respect to the through hole 333 of the shell seat 33. The non-locking position of 333 is laterally displaced from the locking position where the outer end 512 passes through the through hole 335 and the anti-unloading hole 23, and loads a constant elastic force to move toward the non-locking position.

As shown in FIG. 6, the insulating shell 41 of the power supply device 4 has not been inserted into the through hole 333, and each anti-unloading piece 51 is located at the non-locking position due to elastic force, and its inner end 511 protrudes through the through hole 333. Hole 333.

As shown in FIG. 7 , when the insertion end 411 of the insulating case 41 of the power supply device 4 penetrates into the through hole 333 of the housing base 33 and electrically connects the two terminals 42 with the conductive end 321 of the electric heating tube 32 , the insertion end 411 The setting end 411 pushes the two anti-dismounting pieces 51 out of the through hole 333 to the locking position. At this time, the outer ends 512 of the two anti-disassembly pieces 51 pass through the through holes 335 on the corresponding sides of the housing base 33 and engage in the anti-disassembly holes 23 of the chassis 2 .

In other words, by installing the two anti-dismounting pieces 51 in the shell seat 33 , when the power supply device 4 is inserted and electrically connected to the grill unit 3 , the anti-dismounting pieces 51 connect the shell seat 33 of the grill unit 3 to the grill unit 3 . The bottom frame 2 is firmly snapped together, so as to achieve the first protective effect of restricting the action of detaching and cleaning the baking pan 31 .

Referring to Fig. 8 and Fig. 9 at the same time, the partial side view sectional view of the grill, each blocking piece 52 in the center can communicate with the center of the through hole 333 in a non-anti-proof position relative to the through hole 333 . The inserting position is laterally displaced between the inserting position and an anti-inserting position where the inner end 522 is blocked in the center of the through hole 333 by an outer spring, and is loaded with an elastic force that constantly moves toward the anti-inserting position.

Generally, the grill unit 3 is installed against the bottom frame 2 as shown in FIG. The outer end 521 of the insertion-resistance piece 52, the two insertion-resistance pieces 52 are respectively displaced inward to the non-insertion-proof position, so that the grooves 523 partially overlap and align with the center of the through hole 333, and the temperature measuring rod 43 of the power supply device 4 The through hole 333 and the two grooves 523 are sequentially passed through to contact the baking pan 31 , and the two terminals 42 can be electrically connected to the conductive end 321 of the electric heating tube 32 for conductive heating.

When the grill is shown in Figure 9, in the non-use state and the power supply device 4 is pulled out, and the grill unit 3 is disengaged from the base 2, each blocking piece 52 in the shell seat 33 will move toward When it is displaced outward to the anti-insertion position, its inner end 522 overlaps with the inner end 522 of the other insertion blocking piece 52 to stop at the center of the through hole 333 . Thereby, the temperature measuring rod 43 of the power supply unit 4 is blocked and cannot be inserted into the through hole 333 .

In other words, by installing the two blocking pieces 52 in the shell seat 33, when the grill unit 3 is not installed on the chassis 2, the blocking pieces 52 are blocked from the temperature measuring rod 43 of the power supply device 4. The insertion opening is at the center of the through hole 333 , thereby achieving the second protective effect of limiting the plug-in action.

To sum up, the present invention has the function of electric safety protection, and it does have the function of restricting plugging in when it is not installed and positioned, and restricting disassembly and washing in the plugged state, so as to prevent accidents such as burning, electric shock, etc. Double security purpose.

The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, any insubstantial changes to the present invention by using this concept should be an act of violating the protection scope of the present invention.

Claims (3)

1. one kind has the roasting device of frying in shallow oil of Electrical Safety safeguard function, comprises:

One underframe comprises one from the recessed scarce recess of one side frame edge end face, and at least one upright standing shape dummy slider that is formed at this scarce indent;

One baking tray unit detachablely installs on this underframe with moving, but comprises the baking tray of a heat conduction, and one is installed in a wherein lateral margin and can corresponding be placed in the hollow shell block of the scarce indent of this underframe of this baking tray; This shell block has an inside and outside perforation shape through hole that extends, and at least one penetration state that embeds for this underframe dummy slider correspondence lacks seam;

One electric supply installation in order to being electrically connected with this baking tray unit, but is placed through the insulation shell within this shell block with comprising a plug, and a tempilstick that is stretched on this insulation shell;

An and protector, comprise at least one resistance inserted sheet that is assembled in this shell block, this resistance inserted sheet have one with respect to the scarce seam of shell block and be subjected to the corresponding inwardly pushing tow of dummy slider the outer end, can corresponding retaining be located at the inner end of this through hole centre, and a penetration state groove of being located at nearly inner end and horizontal expansion outwardly, and can with respect to this through hole one be subjected to push away in the dummy slider and make the non-anti-plug position and of the inner aligned through holes of groove central authorities move apart base with the baking tray unit and outside bullet make inner end be barred from lateral displacement between the anti-plug position of through hole central authorities.

2. a kind of roasting device of frying in shallow oil of Electrical Safety safeguard function that has as claimed in claim 1, wherein, the shell block of this baking tray unit also has a upright outer panel that supplies this through hole vertically to run through, and all plates that extend to the baking tray direction by this outer panel periphery, outer panel and all plates define jointly one for this resistance inserted sheet assemble therebetween and opening towards the accommodation space of baking tray.

3. a kind of roasting device of frying in shallow oil of Electrical Safety safeguard function that has as claimed in claim 2, wherein, this protector comprises that also one is covered on this accommodation space opening part and in order to prevent to hinder the limiting plate that inserted sheet breaks away from.

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