CN107397515A - A kind of automatic dish-washing machine - Google Patents

Abstract

The invention relates to the technical field of cleaning tools, in particular to an automatic washing machine, which includes a box body, a box door, a tableware fixing device, a tableware cleaning device, a tableware disinfection device, a driving device and a control device. The tableware fixing device includes a bracket, a horizontal frame, a bowl fixing device and a chopsticks placing frame, and the tableware cleaning device includes a cleaning liquid inlet valve, a water inlet valve, a nozzle and a waste discharge port, and the driving device includes a first motor, The first rotating shaft, the second rotating shaft, the third rotating shaft, a fixed rod, an electromagnet, a magnetic block and a cleaning piece, the control device includes a PLC controller, a control panel, a limit switch and a light sensor. The automatic dishwasher of the present invention has the functions of automatically adding cleaning liquid and automatically sterilizing. The driving device can clean each dish and has a wide range of applications, and can be used in hotels, dining halls, and homes.

Description

an automatic dishwasher

technical field

The invention relates to the technical field of cleaning tools, in particular to an automatic dishwasher.

Background technique

With the continuous improvement of people's living standards, people's requirements for the quality of life are getting higher and higher, the development of housework is becoming more and more electrical, and the living area of urban families is gradually increasing. It is required to enter tens of thousands of Chinese families, because automatic dishwashers have been developed from Europe. However, in the face of various cooking methods in China, such as frying, frying, cooking, frying, boiling, etc., and Chinese The tableware used traditionally and the way of eating in China often lead to the tableware being covered with oil stains and residues, and the tableware used in China is different from the tableware used in Western countries, which leads to the inconsistency of the tableware. matching phenomenon. However, the washing effect of some dishwashers at present is not very good, and residues are often left on the top, which is not clean and hygienic, and the degree of automation is not high. The flexibility is not strong, and people's needs cannot be well met.

In order to solve the above problems, the present invention provides an automatic dishwasher, which is applicable to bowls with different specifications, can thoroughly clean the tableware, and also has a disinfection function.

Contents of the invention

The technical solution adopted by the present invention to solve its technical problems is:

An automatic dishwasher, comprising a box body and a box door, the box body is provided with a limit switch, the dishwasher also includes a tableware fixing device, a tableware cleaning device, a tableware disinfection device, a driving device and a control system, the The tableware fixing device is arranged on both sides of the box and has the same structure, and is used to fix the tableware in the box, and the tableware cleaning device is used to clean the tableware fixed in the box;

The driving device includes a first motor, a second motor, a fixed rod, a first rotating shaft, a second rotating shaft, a third rotating shaft, an electromagnet, a magnetic block and a cleaning piece, and the first motor and the box body The top is connected, the first rotating shaft is vertically arranged to be connected with the output shaft of the first motor and set in the fixed rod, and the fixed rod extends to the inner wall of the box to form a fixed cross bar, and the first Two rotating shafts are arranged in the fixed cross bar, the first rotating shaft and the second rotating shaft are engaged with each other through the first gear set, and the second rotating shaft and the third rotating shaft are in a nested structure And they abut against each other through tension springs, the end of the third rotating shaft away from the second rotating shaft is connected with the cleaning part, the electromagnet is arranged on the inner wall of the fixed cross bar, and the magnetic block Sleeved on the third rotating shaft, the second motor and the fixed rod are engaged with each other through a second gear set;

The control device includes a PLC controller and a control panel, and the PLC controller is respectively connected with the limit switch, the light sensor, the cleaning liquid inlet valve, the water inlet valve, the ultraviolet disinfection lamp, the The first motor, the second motor and the control panel are connected.

Further, the tableware fixing device includes a bracket, a horizontal frame, a bowl fixing device and a chopsticks placement frame, the two ends of the bracket are respectively connected to the top and bottom of the box, the horizontal frame is connected to the bracket and perpendicular to each other, the bowl fixing device is arranged at the joint between the horizontal frame and the bracket.

Further, the bowl fixing device includes a fixing clip and a support frame, and the support frame is used to support the bowl and includes three support rods, and the three support rods are arranged on the horizontal frame in an arc shape, and the fixing clip and One said support rod is connected, and said chopsticks placing frame is connected with said bracket.

Further, the tableware cleaning device includes a cleaning liquid inlet valve, a water inlet valve, a spray head and a waste discharge port, and the cleaning liquid inlet valve and the water inlet valve are arranged on the top of the box and connected to the spray head , the nozzle is arranged on the inner wall of the box, and the waste discharge port is arranged at the bottom of the box; the tableware disinfection device is an ultraviolet disinfection lamp, and the ultraviolet disinfection lamp is arranged inside the box.

Further, the ultraviolet disinfection lamp is wrapped with a waterproof cover.

Further, the support rod connected with the fixing clip is provided with a notch, and a spring is arranged in the notch, and two ends of the spring are respectively connected with the fixing clip and the support rod.

Further, the second rotating shaft and the third rotating shaft are provided with notches engaged with each other.

The beneficial effect of the present invention is that the spring structure of the bowl fixing device makes the automatic dishwasher suitable for bowls with different specifications, and the tableware can be cleaned more cleanly under the joint action of the nozzle and the cleaning belt. With PLC controller control, multiple sets of cleaning schemes can be designed, which is more in line with humanized operation.

Description of drawings

Fig. 1 is a front view of an automatic dishwasher in a preferred embodiment of the present invention.

Fig. 2 is an internal side view of a dishwasher in a preferred embodiment of the present invention.

Fig. 3 is a top view of the interior of the dishwasher in a preferred embodiment of the present invention.

Fig. 4 is a control structure diagram of an automatic dishwasher according to the present invention.

Fig. 5 is an internal structure diagram of a driving device of an automatic dishwasher according to the present invention.

Fig. 6 is an internal structure diagram of a bowl fixing device of an automatic dishwasher according to the present invention.

Among the figure 1-box body, 11-box door, 2-first motor, 21-fixed rod, 211-first gear, 212-first rotating shaft, 22-fixed cross bar, 221-second gear, 222- The second rotating shaft, 2221-notch, 223-the third rotating shaft, 224-electromagnet, 225 magnet, 226-extension spring, 23-cleaning part, 24-light sensor, 31-support, 32-horizontal frame, 33-bowl fixing device, 331-fixing clip, 3311-notch, 3312-spring, 332-first support rod, 333-second support rod, 34-chopstick resting frame, 4-limit switch, 5-ultraviolet Disinfection lamp, 6-spray head, 71-cleaning liquid inlet valve, 72-water inlet valve, 8-control panel, 9-waste discharge port, 100-PLC controller.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that when a component is said to be "fixed" to another component, it can be directly on the other component or there can also be an intervening component. When a component is said to be "connected" to another component, it may be directly connected to the other component or there may be intervening components at the same time. When a component is said to be "set on" another component, it may be set directly on the other component or there may be an intervening component at the same time. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only.

Please refer to Fig. 1 to Fig. 6 at the same time. A preferred embodiment of the present invention provides an automatic dishwasher, which includes a box body 1 and a box door 11. The box body 1 is provided with two limit switches 4. When the box door When 11 was closed, the chamber door 11 could press down the two limit switches 4. The dishwasher also includes a tableware fixing device, a tableware cleaning device, a tableware disinfection device, a driving device and a control system.

The tableware fixing device is arranged on both sides inside the box body and has the same structure. The tableware fixing device includes a bracket 31 , a horizontal frame 32 , a bowl fixing device 33 and a chopsticks placing frame 34 . The two ends of the bracket 31 are respectively connected to the top and the bottom of the box body 1, the horizontal frame 32 is connected to the bracket 31 and are perpendicular to each other, and the connection between the horizontal frame 32 and the bracket 31 is connected to the center of the box body 1 with a bowl fixing device 33. The bowl fixing device 33 includes a fixing clip 331 and a support frame. The support frame is used to support the bowl and includes three support rods. The three support rods are arranged on the horizontal frame 32 in an arc shape. In this embodiment, the first support The rod 332 is arranged between the two second support rods 333 , the height of the first support rod 332 is lower than that of the second support rod 333 , and the placing frame 34 is connected with the bracket 4 . The bracket 31 and the horizontal frame 32 are surrounded by an arc, and the center of the arc is located at the center of the box body 1 . In this embodiment, the tableware fixing device is made of stainless steel, and the tableware fixing device is often soaked in water, and the use of stainless steel material can enhance the rust resistance of the tableware fixing device. The first support rod 332 is provided with a notch 3311, and the inside of the first support rod 332 is provided with a spring 3312. Placed between the fixing clip 331 and the bracket 31, the first supporting rod 332 and the second supporting rod 333 support the bowl. 331 can slide on the notch 3311 and snap into the tableware on the bowl device, and the chopstick placement frame 34 is used to place chopsticks and spoons.

The tableware cleaning device includes a cleaning liquid inlet valve 21, a water inlet valve 22, a nozzle 6 and a waste discharge port 9, the cleaning fluid inlet valve 71 and the water inlet valve 72 are arranged on the top of the box and connected to the nozzle 6, The spray head 6 is connected to the inner wall of the box body 1 , and the waste discharge port 9 is arranged at the bottom of the box body 1 . In this embodiment, the nozzle 6 is arranged around the inside of the tank, and the cleaning fluid and water enter the nozzle 6 through the cleaning fluid inlet valve 21 and the water inlet valve 22 respectively, and the nozzle 6 sprays the cleaning fluid and water into the tank through pressurization. Inside body 1.

The tableware sterilizing device is an ultraviolet sterilizing lamp 5 , and the ultraviolet sterilizing lamp 5 is arranged inside the box body 1 . Ultraviolet sterilizing lamp 5 is wrapped with waterproof cover. In this embodiment, there are two ultraviolet disinfection lamps located on both sides of the top of the box body 1 . The ultraviolet lamp is used for sterilization and is wrapped with a waterproof cover to prevent water from entering the ultraviolet lamp and prevent the ultraviolet lamp from being burned.

Described driving device comprises the first motor 2, fixed rod 21, first rotating shaft 212, the second rotating shaft 222, the 3rd rotating shaft 223, electromagnet 224, magnetic block 225 and cleaning part 23, and first motor 2 is located at On the top of the box body 1, the first rotating shaft 212 is vertically arranged and connected with the output shaft of the first motor 2 and is arranged in the fixed rod 21. The fixed rod 21 extends out of the fixed cross bar 22 toward the inner wall of the box body 1, and the second rotating shaft 222 Set in the fixed cross bar 22, the first rotating shaft 212 and the second rotating shaft 222 are meshed with each other through the first gear set, the second rotating shaft 222 and the third rotating shaft 223 are in a nested structure and there is a tension between them. The springs 226 abut against each other, the end of the third rotating shaft 223 away from the second rotating shaft 222 is connected with the cleaning part 23, the electromagnet 224 is arranged on the inner wall of the fixed cross bar 22, and the magnetic block 225 is sleeved on the third rotating shaft 223, The second motor 25 and the fixed rod 21 are engaged with each other through the second gear set.

In this embodiment, each row of horizontal frames 32 is correspondingly equipped with two second rotating shafts 22 and cleaning parts 23, the cleaning parts 23 are bowl-shaped structures, and the second rotating shafts 222 and the third rotating shafts 223 are provided with The notches 2221 engage with each other. The first gear set includes a first gear 211 and a second gear 221 and they are perpendicular to each other, the second rotating shaft 222 and the third rotating shaft 223 are provided with notches 2221 that engage with each other, the first motor 2 drives the second One rotating shaft 212 rotates, the first gear 211 rotates accordingly and drives the second rotating shaft 222 to rotate through the second gear 221, and the second rotating shaft 222 drives the third rotating shaft 223 to rotate under the engagement of the notch 2221, cleaning Part 23 has realized rotation. Electromagnet 224 is repulsed with magnet block 225 when energizing, and the third rotating shaft 223 is far away from second rotating shaft 222, makes cleaning part 23 touch the bowl on the bowl fixing device 33, when electromagnet 224 power-off, in pulling Under the action of the extension spring 226, the third rotating shaft 222 is pulled toward the second rotating shaft. The second gear set includes a third gear 213 and a fourth gear 251 , the second motor 25 drives the fourth gear 251 to rotate, and the fourth gear 251 drives the third gear 213 to rotate, so that the fixed rod 21 is rotated.

Described control device comprises PLC controller 100, control panel 8, limit switch 4 and light sensor 24, and limit switch 4 is located in the casing, depresses limit switch 4 when the box door is closed, and light sensor 24 is located at cross bar 31, when the bowl is placed on the bowl fixing device 33, the light sensor 24 can be blocked, and the PLC controller 100 is connected with the limit switch 8, the light sensor 24, the cleaning liquid inlet valve 71, the water inlet valve 72, and the ultraviolet light respectively. The disinfection lamp 5, the first motor 2, the second motor 25, the electromagnet 224 and the control panel 8 are connected. In the control panel 8, the instruction is transmitted to the PLC controller 100, and the PLC controller 100 controls the operation of the cleaning fluid inlet valve 71, the water inlet valve 72, the ultraviolet disinfection lamp 5, the first motor 2 and the second motor 25, only when the When bit switch 4 was pressed by chamber door 11, this dishwasher could be run. In this embodiment, each bowl fixing device 33 is correspondingly provided with a light sensor 24. When the light sensor 24 is blocked by the bowl, the PLC controller controls the second motor 25 to stop, and the PLC controller 100 controls the electromagnetic The iron 224 gets electricity, and the electromagnet 224 obtains magnetism and is close to the magnetic block 225 and has the same pole as the magnetic block, so that the cleaning part 23 can touch the bowl.

During use, select the first cleaning mode on the control panel 8, the first cleaning mode is the fast cleaning mode, the PLC controller 100 receives the information transmitted by the control panel 8 and when the box door 11 is closed, the cleaning liquid inlet valve 71 and water inlet valve 72 are opened simultaneously and the mixed solution of cleaning liquid and water is sprayed out by nozzle 6, and first motor 2 and second motor 25 work together simultaneously, and first motor 2 controls cleaning part 23 to rotate, and second motor 25 Control the fixed rod to rotate. When the light sensor 24 is blocked, it proves that a bowl is placed on the bowl fixing device, the PLC controller 100 controls the second motor 25 to stop here and the electromagnet 224 is energized, so that the cleaning part 23 cleans the bowl, After cleaning to the set time, the PLC controller 100 controls the electromagnet 224 to power down, and the cleaning part 23 returns to the fixed cross bar 22 under the action of the tension spring 226, and the second motor 25 continues to rotate, and the next bowl is cleaned. cleaning. After the set time is reached, the cleaning liquid inlet valve 71 is closed, and the water inlet valve 72 continues to be opened, and the nozzle 6 rinses the tableware, and the waste material washed out is discharged at the waste material discharge port 9, and after the set time is reached, the washing is completed , and finally disinfect according to the set time.

Select the second cleaning mode on the control panel 8, the second cleaning mode is the standard cleaning mode, the PLC controller 100 receives the information transmitted by the control panel 8 and when the door 11 is closed, the water inlet valve 72 is opened, and the shower head 44. The water is sprayed out, and the residue left on the tableware by the cleaning part 23 is rinsed away by the first motor 5 and the second motor 25. Next, the cleaning liquid outlet valve 71 is opened to clean the oil stains on the tableware. Next, the cleaning liquid is closed. The outlet valve 71 rinses the cleaning fluid clean, and finally the tableware is disinfected.

Select the manual mode on the control panel 8, the tableware can be cleaned or disinfected separately, and the cleaning time or disinfection time can be set according to the demand, and it can also be turned on regularly.

Claims (7)

1. a kind of automatic dish-washing machine, including casing (1) and chamber door (11), it is characterised in that the dish-washing machine is fixed including tableware Device, tableware cleaning device, disinfecting apparatus for dinner set, drive device and control system, the tableware fixing device is in casing The both sides in portion and structure is identical, for tableware to be fixed in the casing, the tableware cleaning device is used to that institute will to be fixed on The tableware for stating casing is cleaned；

The drive device include the motor (25) of the first motor (2) second, fix bar (21), the first rotary shaft (212), second turn Moving axis (222), the 3rd rotary shaft (223), electromagnet (224), magnetic patch (225) and cleaning part (23), first motor (2) with Connected at the top of the casing (1), first rotary shaft (212) arranges the output axis connection with first motor (2) vertically And in the fix bar (21), the fix bar (21) extends fixed transverse rod (22) to the casing (1) inwall, described Second rotary shaft (222) is in the fixed transverse rod (22), first rotary shaft (212) and second rotary shaft (222) it is intermeshed by first gear group, second rotary shaft (222) is nested knot with the 3rd rotary shaft (223) Structure and they between pass through an extension spring (226) and mutually abut, the 3rd rotary shaft (223) away from the second rotary shaft (222) one end is connected with the cleaning part (23), and the electromagnet (224) is located at the fixed transverse rod (22) inwall, described Magnetic patch (225) is socketed on the 3rd rotary shaft (223), and second motor (25) passes through second with the fix bar (21) Gear train is intermeshed；

The control device includes PLC (100), control panel (8), limit switch (4) and light sensor (24), institute State limit switch (4) to be located in casing, the chamber door depresses the limit switch (4), the light sensor (24) when closing On the cross bar (31), bowl tool can arrive when being placed on the bowl tool fixing device (33) and block the light sensor (24), the PLC (100) is entered with the limit switch (8), the light sensor (24), the cleaning fluid respectively Mouthful valve (71), the water intaking valve (72), the ultraviolet disinfection lamp (5), first motor (2), second motor (25), The electromagnet (224) and the control panel (8) connection.

2. a kind of automatic dish-washing machine according to claim 1, it is characterised in that the tableware fixing device includes support (31), crossbearer (32), bowl tool fixing device (33) and chopsticks rack (34), support (31) both ends respectively with the casing (1) top and bottom connection, the crossbearer (32) is connected and is mutually perpendicular to the support (31), and the bowl has fixing device (33) located at the crossbearer (32) and the support (31) junction.

3. a kind of automatic dish-washing machine according to claim 2, it is characterised in that the bowl tool fixing device (33) includes solid Clamp (331) and support frame, support frame as described above are used to support bowl tool to include three support bars, and three support bars are set in arcuation In on the crossbearer (32), the geometrical clamp (331) is connected with a support bar, the chopsticks rack (34) and the branch Frame (31) connects.

4. a kind of automatic dish-washing machine according to claim 1, it is characterised in that the tableware cleaning device includes cleaning fluid Inlet valve (71), water intaking valve (72), shower nozzle (6) and trash discharge mouth (9), the cleaning fluid inlet valve (71) and the water intaking valve (72) it is located at the top of the casing and is connected with the shower nozzle (6), the shower nozzle (6) is described useless on casing (1) inwall Expect that floss hole (9) is located at the bottom of casing (1)；The disinfecting apparatus for dinner set is ultraviolet disinfection lamp (5), the disinfection by ultraviolet light Lamp (5) is internal located at the casing (1).

5. a kind of automatic dish-washing machine according to claim 4, it is characterised in that the ultraviolet disinfection lamp (5) is enclosed with Bucker.

A kind of 6. automatic dish-washing machine according to claim 1, it is characterised in that the institute being connected with the geometrical clamp (331) State support bar and offer a notch (3311), spring (3312), spring (3312) both ends are provided with the notch (3311) It is connected respectively with the geometrical clamp (331) and the support bar.

A kind of 7. automatic dish-washing machine according to claim 1, it is characterised in that second rotary shaft (222) and described 3rd rotary shaft (223) is provided with the notch (2221) being mutually clamped.