CN201243894Y - Device for automatically turning cover of self-service dining-furnace - Google Patents
Device for automatically turning cover of self-service dining-furnace Download PDFInfo
- Publication number
- CN201243894Y CN201243894Y CNU2008200874068U CN200820087406U CN201243894Y CN 201243894 Y CN201243894 Y CN 201243894Y CN U2008200874068 U CNU2008200874068 U CN U2008200874068U CN 200820087406 U CN200820087406 U CN 200820087406U CN 201243894 Y CN201243894 Y CN 201243894Y
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- cover
- furnace
- furnace body
- shaft
- turning
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Abstract
The utility model provides an automatic cover-turning device of a buffet furnace, which comprises an outer furnace bracket, an inner furnace body and a rotational turning cover arranged at the periphery of the inner furnace body. The automatic cover-turning device is characterized in that the left side and the right side of the inner furnace body are provided with an automatic cover-turning power shaft capable of changing speed and driven by an electric motor; and a front face plate of the inner furnace body is provided with an automatic cover-turning controller consisting of an infrared sensor and a switch keystroke. The automatic cover-turning controller arranged on the front face plate of the furnace body not only can realize the automatic control by the sense of the infrared sensor, but also ensures that the diner controls manually the furnace cover to automatically open or close the furnace cover through the keystroke switch. The utility model has another advantage that a driving motor speed converter is arranged outside the furnace body, a square shaft is used to replace a gear or gear transmission so that all the moving parts are separated from the stored food whose temperature is kept to guarantee the cleanness and sanitation of foods inside the furnace body, and meet the standard requirement of food security.
Description
Technical field
The utility model relates to a kind of buffet furnace, particularly a kind ofly can open or close the buffet furnace of renovating automatically.
Background technology
Hotel cafeteria is as the container that holds dish food---buffet furnace at present, its swivelling cover directly is fixed on the circular shaft of body of heater mostly, hold by the user when renovating and cover handle and push to open or leave behind and close, because when the eater walks close to buffet furnace, held things such as vegetable dish in the hand, the eater needs a hand remove to open bell, in the stove of taking after the food, still need a hand to go tension to cover handle and close bell, thereby make troubles and inconvenience to the eater.Many eaters often forget and close bell after the food of taking away, make off, and food can not be incubated and pollution easily in the buffet furnace thereby make, and has the hidden danger that does not meet sanitation and hygiene.For a change this situation changes automatic cover-turning into by manually renovating, and has both made things convenient for the eater to use, and reaches the requirement of insulation and sanitation and hygiene again.CN200954906Y carries a kind of automatic cover-turning mechanism, this automatic cover-turning mechanism comprises speed reducer assembly and the Cam set assembly that shell body and gear pair are formed, the complex structure parts are many, when machine moves,, and be located at and do not meet the food hygiene requirement in the lid because gear and cam interlock must lubricate thereby produce inevitable pollutant.
Summary of the invention
The technical problems to be solved in the utility model is a kind of buffet furnace automatic turnover device simple in structure that meets the food hygiene requirement of design.
Design of the present utility model is, the buffet furnace automatic turnover device comprises outer grate and inner furnace body and is located at the rotatable of inner furnace body periphery and renovates, and it is characterized in that the inner furnace body left and right sides is provided with by motor-operated automatic cover-turning line shaft through speed change; The inner furnace body front panel is provided with the automatic cover-turning controller of being made up of infrared inductor and switch key.
Described automatic cover-turning line shaft comprises motor drive shaft, be connected to the gearbox body output shaft of motor drive shaft and be connected to the square shaft assembly of gearbox body output shaft end.
Described square shaft assembly is by the square axle sleeve of square shaft core overcoat, and the seat of renovating that square axle sleeve overcoat connects is formed.Described centre of renovating seat is a square cavities, a sideband trapezoid-shaped openings groove of cavity renovate axle sleeve, the back side of renovating seat is renovated with described rotation and is fixedlyed connected.
The automatic cover-turning controller that is located on the body of heater front panel both can be controlled automatically by the infrared ray sensor perception, also can open or close bell automatically by what the personnel of having dinner manually controlled bell by key switch.
Another remarkable advantage of the utility model is located at the drive motors speed changer outside the body of heater exactly, and replace gear or gear drive with the square shaft assembly, make all moving components all isolated,, meet the standard-required of food security to guarantee the food cleaning health in the body of heater with the food of depositing insulation.
Description of drawings
Fig. 1 is the utility model automatic cover-turning structure partial profile.
Square shaft modular construction profile when Fig. 2 spends for renovating rotation 90.
Fig. 2-1 is A-A profile of Fig. 2.
Square shaft modular construction profile when Fig. 3 closes for renovating.
Fig. 3-1 is B-B profile of Fig. 3.
Fig. 4 is the key switch schematic diagram of control panel.
The specific embodiment
Overall structure of the present utility model as shown in Figure 1, buffet furnace comprises outer grate 5, body of heater 9, bell 4, outside between grate 5 and the body of heater 9, body of heater 9 each side establish an automatic cover-turning device.Each automatic cover-turning device comprises the motor 1, the gearbox body 8 that are located at the body of heater outside, renovates line shaft 7 and power axle sleeve 6.The output shaft of motor 1 is connected with the variable-speed shaft of gearbox body 8 through after 3 grades of speed changes, and output connects renovates line shaft 7.Be panel between grate 5, the body of heater 9 outside, establish plug 11 and transformation control circuit 12 in front on the plate 14.Also be provided with by infrared induction and switch key 13 on the grate 5 of plate 14 mid portions in front and form the on-off controller of controlling automatic cover-turning.
The structure of automatic cover-turning device as shown in Figures 2 and 3, renovating line shaft 7 is connected by bearing 16 and renovates on the power axle bed 2, an end of renovating power axle bed 2 is fixed on the outer grate 5 and with gearbox body 8 fixedlys connected, motor 1 is fixed on side by side on the grate 5 and with gearbox body 8 and fixedlys connected with renovating power axle bed 2, the output of motor 1 output shaft after gearbox body 8 speed changes with renovate line shaft 7 and form parallel drive mechanism to reduce noise and low-frequency vibration.An end of renovating line shaft 7 for and renovate the square shaft core of seat 15 movable fits, the square shaft assembly is by the square end socket square rotary axle box 6 of renovating line shaft 7, renovates seat 15 for rectangular cavity in the middle of the square rotary axle box 6 outer sockets again.This one side of renovating seat 15 middle rectangular cavities is offered trapezoid-shaped openings groove 18, and the cross section of this trapezoid-shaped openings groove 18 is an isosceles trapezoid, and its end face is a limit of square axle sleeve 6.The end of renovating power axle bed 2 is to be socketed in the semicircular ring open slot 17 of renovating seat 15 peripheries.Renovating 4 tightens up with the back side of square axle sleeve 6 by renovating seat 15, renovate seat 15 and be enclosed within square axle sleeve 6 peripheries by trapezoid-shaped openings groove 18, and foursquare three faces are arranged and renovate the mutually tight fit of three faces of 15 middle rectangular cavities, can firmly tighten and conveniently renovate 4 installation and removal, when renovating line shaft 7 positive and negative rotations, renovate 4 and can follow all the time and renovate line shaft 7 and rotatablely move.
Fig. 2-1 also represents to renovate 4 by covering the position relation that begins to turn to 90 assemblies of square shaft when spending on food tray 10 entirely, it is fixing with grate 5 wherein to renovate power axle bed 2, terminal semicircular ring also maintains static, when motor start-up, renovating line shaft 7 and then rotates, drive simultaneously to be stuck in the rotary axle box 6 of renovating line shaft 7 peripheries and to renovate seat 15 and turn 90 degrees, forward the trapezoid-shaped openings groove 18 of renovating seat 15 to towards upper/lower positions do dextrorotation.Fig. 3-1 expression is renovated seat 15 positions from Fig. 2-1 and is begun to renovate when turning 90 degrees counterclockwise 4 homings and cover entirely on food tray 10, renovate seat 15 trapezoid-shaped openings groove 18 this moment and be in reverse position with semicircular ring open slot 17, both detachable down turnover cover 4 also can be loaded onto and renovate 4 on this position.Make up time or be rotated counterclockwise no matter renovate line shaft 7, renovate seat 15 and all be limited in the semicircular ring open slot 17, also promptly renovate in the end of power axle bed 2 and play radially position-limiting action.
Also fix an axial location piece 3 in the middle of renovating line shaft 7 terminal, with to renovate line shaft 7 terminal centre bores fastening, seat 15 is spacing at the end of renovating line shaft 7 with renovating, and stops to renovate seat 15 displacements vertically, makes stability of rotation reliable by screw for it.
As shown in Figure 4, when the button 19 on the shake-up button control panel 12, circuit is connected, motor 1 energising is rotated, and after gearbox body 8 speed changes, outputs to be fixed on and renovates renovating on the line shaft 7 on the power axle bed 2, and make and renovate line shaft 7 and rotate synchronously with motor 1, drive is renovated 4 and is rotated, and renovates 4 and opens thereby make, as depicted in figs. 1 and 2.When the button 20 on the shake-up button control panel, circuit is connected, motor 1 energising is rotated, after gearbox body 8 speed changes, output to be fixed on and renovate renovating on the line shaft 7 on the power axle bed 2, and make and renovate line shaft 7 and rotate synchronously, drive and renovate 4 and rotate with motor 1, thereby make and renovate 4 and close, as shown in Figure 3.When opening, the personnel of having a dinner forget after buffet furnace is renovated when closing; the infrared ray of infrared emission mouth 21 emissions on the button control panel 12; the position of having left buffet furnace owing to the personnel of having a dinner causes infrared receiving port 22 not receive the infrared signal that is blocked; this moment, programmed decision buffet furnace the place ahead of keypad inside was unmanned; the program start protective device; automatically trigger the button 20 on the button control panel 12, make that renovating 4 closes.
Claims (7)
1, a kind of buffet furnace automatic turnover device comprises outer grate and inner furnace body and is located at the rotatable of inner furnace body periphery and renovates, and it is characterized in that the inner furnace body left and right sides is provided with by motor-operated automatic cover-turning line shaft through speed change; The inner furnace body front panel is provided with the automatic cover-turning controller of being made up of infrared inductor and switch key.
2, buffet furnace automatic turnover device according to claim 1, it is characterized in that automatic cover-turning line shaft (7) comprises motor (1) driving shaft, be connected to gearbox body (8) output shaft and the square shaft assembly that is connected to gearbox body rotating shaft end of motor drive shaft.
3, buffet furnace automatic turnover device according to claim 2 is characterized in that the square shaft assembly by renovating the terminal socket square of line shaft (7) rotary axle box (6), and the seat (15) of renovating for rectangular cavity in the middle of the outer socket again of square rotary axle box (6) is formed.
4, buffet furnace automatic turnover device according to claim 3 is characterized in that renovating an one side of (15) centre rectangular cavity and offers trapezoid-shaped openings groove (18).
5, buffet furnace automatic turnover device according to claim 1, it is characterized in that automatic cover-turning line shaft (7) is connected by bearing renovates on the power axle bed (2), renovates the end of power axle bed (2) and renovates the peripheral semicircular ring open slot (17) of seat (15) for being socketed in.
6, buffet furnace automatic turnover device according to claim 1 is characterized in that axial location piece (3) is established in the terminal centre of automatic cover-turning line shaft (7).
7, buffet furnace automatic turnover device according to claim 1, the output that it is characterized in that motor (1) output shaft after gearbox body (8) speed change with renovate line shaft (7) and form parallel drive mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200874068U CN201243894Y (en) | 2008-05-15 | 2008-05-15 | Device for automatically turning cover of self-service dining-furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200874068U CN201243894Y (en) | 2008-05-15 | 2008-05-15 | Device for automatically turning cover of self-service dining-furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201243894Y true CN201243894Y (en) | 2009-05-27 |
Family
ID=40727708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200874068U Expired - Fee Related CN201243894Y (en) | 2008-05-15 | 2008-05-15 | Device for automatically turning cover of self-service dining-furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201243894Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888122A (en) * | 2018-07-02 | 2018-11-27 | 珠海格力电器股份有限公司 | The control method of intelligent meal spoon, cooking apparatus and cooking apparatus folding lid |
| CN110623564A (en) * | 2019-08-26 | 2019-12-31 | 浙江南洋精工酒店用品制造有限公司 | Automatic flip structure of buffet stove |
| CN112754320A (en) * | 2020-12-28 | 2021-05-07 | 武汉理工大学 | Buffet dinner stove capable of isolating spray |
-
2008
- 2008-05-15 CN CNU2008200874068U patent/CN201243894Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888122A (en) * | 2018-07-02 | 2018-11-27 | 珠海格力电器股份有限公司 | The control method of intelligent meal spoon, cooking apparatus and cooking apparatus folding lid |
| CN110623564A (en) * | 2019-08-26 | 2019-12-31 | 浙江南洋精工酒店用品制造有限公司 | Automatic flip structure of buffet stove |
| CN112754320A (en) * | 2020-12-28 | 2021-05-07 | 武汉理工大学 | Buffet dinner stove capable of isolating spray |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20140515 |