CN211795993U - Lifting mechanism for storage rack in oven and oven - Google Patents

Abstract

The utility model relates to a supporter elevating system and oven in oven, this supporter elevating system include driving motor, the transmission shaft of being connected with the driving motor transmission and can be connected the lift platform of overware in the oven, and lift platform passes through the drive disk assembly with the transmission shaft and is connected for lift action is made along with the rotation of this transmission shaft to lift platform. When the driving motor rotates along one direction, the transmission shaft can rotate along with the driving motor, and then the transmission shaft drives the transmission part to rotate, so that the rotated transmission part drives the lifting platform to rise; when the driving motor rotates along the opposite direction, the lifting platform can be lowered along with the transmission part, so that the baking tray can be lifted at different heights in the oven liner, and the baking requirements of food on different layer heights in the oven liner are met.

Description

Lifting mechanism for storage rack in oven and oven

Technical Field

The utility model relates to an oven field especially relates to a supporter elevating system and oven in oven.

Background

Ovens are becoming the most common kitchen equipment used in people's daily life. With the continuous development of oven technology, diversified functions of the oven are more and more. When people bake different foods by using the oven, the height required for baking each food in the oven is different, so that a user is required to put different foods on baking plates of different levels.

In the existing oven structure, fixed shelves are mostly adopted for the interlayer spacing distribution of the baking tray or ribs for placing the baking tray are formed on the inner container. Therefore, during the baking process, the food can only be placed on the shelf or the baking tray corresponding to the fixed floor height.

However, the existing oven structure has the disadvantages that: the air outlet position of the oven is usually fixedly arranged, different positions in the oven liner are often heated unevenly, if food is placed at the high position of the fixed layer in the oven liner, the heated part of the food can be fixed, so that different positions of the baked food have color differences, and the baking effect of the food is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that provides an in-oven supporter elevating system to above-mentioned prior art. This supporter elevating system in oven can realize the lift of overware on the co-altitude not in the oven inner bag through driving motor's rotation and transmission shaft and drive disk assembly, satisfies the needs of baking on the different floor height of food in the oven inner bag.

The utility model discloses the second technical problem that will solve provides an use above-mentioned oven internal storage rack elevating system's oven to above-mentioned prior art. This oven can realize the lift of overware on the co-altitude not in the oven inner bag through using above-mentioned oven in supporter elevating system, satisfies the needs of baking on the co-altitude of food in the oven inner bag.

The utility model provides a technical scheme that first technical problem adopted does: an oven rack lift mechanism comprising:

a drive motor;

the transmission shaft is in transmission connection with the driving motor;

the lifting platform can be connected with the baking tray;

the lifting platform is characterized in that the lifting platform is connected with the transmission shaft through a transmission part, so that the lifting platform can perform lifting action along with the rotation of the transmission shaft.

After the lifting mechanism of the shelf in the oven is installed on the oven, when the driving motor rotates along one direction, the transmission shaft can rotate along with the driving motor, and then the transmission shaft drives the transmission part to rotate, so that the rotated transmission part drives the lifting platform to lift; if the driving motor rotates along the opposite direction, the lifting platform can be lowered along with the transmission part, so that the baking tray can be lifted at different heights in the oven liner, and the baking requirements of food on different layer heights in the oven liner are met.

As the concrete structural style of realization to supporter elevating system in the oven, supporter elevating system in the oven of this utility model still includes:

the first gear is sleeved on the transmission shaft and is in meshed connection with an output shaft of the driving motor;

at least one pulley, have ditch groove and for the rotation hole that an end of the drive shaft penetrates, the end of the drive shaft penetrates the rotation hole and can drive the pulley to rotate;

the head end of the stay cable is fixed on the pulley, and the tail end of the stay cable is fixed on the lifting platform; wherein, the inhaul cable is the transmission component.

Specifically to the meshing connection structural style between driving motor and the first gear, in this utility model, the outside cover of driving motor's output shaft is equipped with the second gear, first gear is connected with this second gear meshing. The driving motor is meshed with the first gear through the second gear, so that the transmission shaft can be ensured to rotate along with the driving motor, and the effect of stable driving of the transmission shaft to the stay rope can be realized by means of the structures meshed with the second gear and the first gear, so that the stable lifting effect of the lifting platform in the oven can be achieved.

As a concrete structure form that realizes that lift platform can go up and down along with drive disk assembly (cable), in this utility model's oven in supporter elevating system, lift platform has:

the tail end of the pull rope is fixed on the folding arm;

and the support table is fixed with the tail part of the folding arm and is connected with the baking tray.

With the arrangement, when the inhaul cable is driven by the transmission shaft along one direction, the folding arm can be stretched due to the pulling of the inhaul cable, so that the supporting table is lifted along with the stretching of the folding arm, and the baking tray for holding food is lifted along with the supporting table; on the contrary, if the cable is driven by the transmission shaft along the other direction, the folding arm is folded, so that the support table is lowered along with the folding of the folding arm, and the baking tray for holding food is lowered along with the support table. Of course, the support platform may have a fixing portion fixedly connected to the grill pan.

As a fixing form of the tail end of the inhaul cable on the folding arm, the tail end of the inhaul cable is provided with a hook, the folding arm is provided with a hook hole for hanging the hook, the supporting table is provided with a clamping groove, and the tail portion of the folding arm is clamped into the clamping groove.

In addition, in order to realize that the supporting platform can more stably and regularly drive the baking tray to lift in the oven liner, at least one side of the supporting platform can be provided with a roller which is contacted with the outer side wall of the oven liner. Specifically, in the lifting process of the support table, the rollers can slide on the outer side wall of the oven liner, so that the resistance suffered by the support table in the lifting process is reduced, and the support table is used for stably lifting.

In order to avoid oil stains entering the oven to influence the normal work of a commodity shelf lifting mechanism in the oven, as an improvement, a cover plate for sealing the folding arm, the support table and the idler wheel can be arranged on the outer side of the lifting platform, and the top of the cover plate is provided with a first opening through which the tail end of the inhaul cable passes; the head part of the folding arm is provided with a baffle plate sealed by a cover plate, and the baffle plate is provided with a second opening through which the tail end of the inhaul cable passes; the tail end of the inhaul cable sequentially penetrates through the first opening and the second opening and then is fixed to the folding arm.

In order to realize the stopping requirement of the baking tray on different layer heights in the oven liner and facilitate the baking of food, the storage rack lifting mechanism in the oven is characterized by also comprising a controller for controlling the rotation of the driving motor so as to control the lifting height of the lifting platform.

The utility model provides a technical scheme that second technical problem adopted does: the oven is characterized in that the oven is provided with any one of the above-mentioned shelf lifting mechanisms in the oven.

Compared with the prior art, the utility model has the advantages of:

firstly, after the lifting mechanism of the rack in the oven is installed on the oven, when the driving motor rotates along one direction, the transmission shaft can rotate along with the driving motor, and then the transmission shaft drives the transmission part to rotate, so that the transmission part after rotating drives the lifting platform to rise; if the driving motor rotates along the opposite direction, the lifting platform can be lowered along with the transmission part, so that the baking tray can be lifted at different heights in the oven liner, and the baking requirements of food on different layer heights in the oven liner are met;

secondly, set up the gyro wheel that can contact oven inner bag lateral wall through the brace table at lift platform to make at the lift in-process of brace table, the gyro wheel can slide on oven inner bag lateral wall, reduces the resistance that the brace table goes up and down the in-process and suffers, in order to do benefit to the steady lift needs of brace table, thereby makes the overware can hold food and steadily go up and down in oven inner bag.

Drawings

FIG. 1 is a schematic view of the oven of the present embodiment;

FIG. 2 is a schematic view of the oven of FIG. 1 at another perspective;

FIG. 3 is a schematic view of the oven of FIG. 2 with the shield removed;

FIG. 4 is a schematic view of the toaster construction shown in FIG. 3 with a cover plate removed;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic view of the drive cooperation between the drive motor, the drive shaft and the cable;

FIG. 7 is a schematic structural diagram of the lifting platform of the present embodiment;

fig. 8 is a sectional view of the toaster shown in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1, this embodiment provides an oven with an in-oven rack lifting mechanism. Specifically, this supporter elevating system in oven includes:

a second gear 17 is sleeved on the outer side of an output shaft of the driving motor 11;

the transmission shaft 12 is sleeved with a first gear 15 at the outer side, and the first gear 15 is meshed and connected with the output shaft of the driving motor 11 through a second gear 17;

is in transmission connection with a driving motor 11;

a lifting platform 13 which can be connected with the baking tray 2;

two pulleys 16 respectively located at two ends of the transmission shaft 12, the pulleys 16 having a groove 160 and a rotation hole 161 for one end of the transmission shaft 12 to pass through, the end of the transmission shaft 12 passing through the rotation hole 161 and driving the pulleys 16 to rotate;

the two inhaul cables 14 correspondingly pass through the groove 160 of one pulley 16 respectively, the head ends of the inhaul cables 14 are fixed on the pulley 16, and the tail ends of the inhaul cables 14 are fixed on the lifting platform 13;

as shown in fig. 3, 4, 5 and 7, the lifting platform 13 has a folding arm 131 and a support table 132; the end of the pulling cable 14 is fixed on the folding arm 131; the rear end of the folding arm 131 is fixed to the support base 132, and the support base 132 may have a fixing portion 1321 fixedly connected to the grill pan 2. Referring again to fig. 3, 4, 7 and 8, the outer side of the lifting platform 13 is provided with a cover plate 4 which seals the folding arm 131, the support table 132 and the roller 133, and the top of the cover plate 4 is provided with a first opening 40 for the end of the pulling cable 14 to pass through; the head of the folding arm 131 has a baffle 5 sealed by a cover plate 4, the baffle 5 has a second opening 50 through which the end of the pulling cable 14 passes; wherein the end of the pulling cable 14 is fixed to the folding arm 131 after passing through the first and second openings 40 and 50 in sequence.

When the driving motor 11 rotates along a direction, the transmission shaft 12 rotates along with the driving motor 11, and then the transmission shaft 12 drives the pulling cable 14 to rotate, so that the rotated pulling cable 14 drives the folding arm 131 to elongate, and the support table 132 is lifted along with the elongation of the folding arm; conversely, if the pulling cable 14 is moved in the other direction by the driving shaft 12, the folding arm 131 is folded, so that the supporting stand 132 is lowered as the folding arm 131 is folded, and the grill pan 2 for holding food is lowered along with the supporting stand 132. Therefore, the baking tray 2 can be lifted at different heights in the oven liner 3, and the baking requirements of food at different heights in the oven liner are met.

Referring to fig. 4 to 7, as a form of fixing the end of the pulling cable 14 to the folding arm 131, the end of the pulling cable 14 is provided with a hook 141, the folding arm 131 is provided with a hook hole 1310 into which the hook 141 is hooked, and the supporting base 132 is provided with a locking groove 1320 into which a tail portion of the folding arm 131 is locked.

It should be noted that both sides of the supporting base 132 may have rollers 133 contacting the outer sidewall of the oven inner container 2. Thus, during the lifting of the support platform 132, the rollers 133 can slide on the outer sidewall of the oven liner 2, thereby reducing the resistance suffered by the support platform during the lifting process, so as to utilize the requirement of smooth lifting of the support platform.

Of course, a controller (not shown in the figure) for controlling the rotation of the driving motor 11 to control the lifting height of the lifting platform may be additionally provided. Therefore, the controller can be used for controlling the driving motor, so that the requirement of the baking tray on different layer heights in the inner container of the oven is met, and the baking of food is facilitated.

Claims (10)

1. An oven rack lift mechanism comprising:

a drive motor (11);

the transmission shaft (12) is in transmission connection with the driving motor (11);

a lifting platform (13) which can be connected with the baking tray (2);

the lifting platform (13) is connected with the transmission shaft (12) through a transmission part, so that the lifting platform (13) can lift along with the rotation of the transmission shaft (12).

2. The oven rack lift mechanism of claim 1, further comprising:

the first gear (15) is sleeved on the transmission shaft (12), and the first gear (15) is meshed with an output shaft of the driving motor (11);

at least one pulley (16) which is provided with a groove (160) and a rotating hole (161) for one end part of the transmission shaft (12) to penetrate, wherein the end part of the transmission shaft (12) penetrates into the rotating hole (161) and can drive the pulley (16) to rotate;

at least one pull cable (14) which bypasses a groove (160) of the pulley, the head end of the pull cable (14) is fixed on the pulley (16), and the tail end of the pull cable (14) is fixed on the lifting platform; wherein the inhaul cable (14) is the transmission component.

3. The oven rack lifting mechanism in claim 2, characterized in that the outer side of the output shaft of the driving motor (11) is sleeved with a second gear (17), and the first gear (15) is meshed with the second gear (17).

4. The oven rack lifting mechanism according to claim 2 or 3, characterized in that the lifting platform (13) has:

a folding arm (131) to which the end of the pulling cable (14) is fixed;

a support table (132) fixed with the tail part of the folding arm (131), and the support table (132) is connected with the baking tray (2).

5. The oven rack lifting mechanism according to claim 4, characterized in that the end of the pulling cable (14) is provided with a hook (141), the folding arm (131) is provided with a hook hole (1310) for hanging the hook (141), the support platform (132) is provided with a clamping groove (1320), and the tail of the folding arm (131) is clamped into the clamping groove (1320).

6. The oven rack lifting mechanism according to claim 5, characterized in that at least one side of the support platform (132) has a roller (133) contacting the outer sidewall of the oven liner (3).

7. The oven rack lifting mechanism according to claim 6, characterized in that the outer side of the lifting platform (13) is provided with a cover plate (4) for sealing the folding arm (131), the support platform (132) and the roller (133), and the top of the cover plate (4) is provided with a first opening (40) for the end of the pulling cable (14) to pass through; the head part of the folding arm (131) is provided with a baffle plate (5) sealed by a cover plate (4), and the baffle plate (5) is provided with a second hole (50) for the tail end of a pulling cable (14) to pass through; wherein the tail end of the pulling cable (14) passes through the first opening (40) and the second opening (50) in sequence and then is fixed on the folding arm (131).

8. The elevating mechanism of the rack inside oven as claimed in claim 4, wherein the supporting platform (132) has a fixing portion (1321) fixedly connected to the baking tray (2).

9. The oven rack lifting mechanism of claim 7, further comprising a controller for controlling the rotation of the driving motor to control the lifting height of the lifting platform.

10. An oven, characterized in that, the shelf lifting mechanism in the oven of any claim 1-9 is applied.

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