Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
  • A47J36/00—Parts, details or accessories of cooking-vessels
  • A47J36/06—Lids or covers for cooking-vessels
  • A47J36/12—Devices for holding lids in open position on the container
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
  • A47J27/00—Cooking-vessels
  • A47J27/10—Cooking-vessels with water-bath arrangements for domestic use
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
  • A47J27/00—Cooking-vessels
  • A47J27/14—Cooking-vessels for use in hotels, restaurants, or canteens
  • A47J27/18—Cooking-vessels for use in hotels, restaurants, or canteens heated by water-bath, e.g. pasta-cookers
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
  • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
  • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
  • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
  • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
  • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
  • F16F9/20—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with the piston-rod extending through both ends of the cylinder, e.g. constant-volume dampers
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
  • F16F2232/00—Nature of movement
  • F16F2232/04—Rotary-to-translation conversion

Definitions

• the present invention relates to a meal oven, and more particularly to a meal oven having a cushioning structure.
• the technical problem to be solved by the present invention is to provide a meal oven which can realize the buffering of the flip cover action when opening or closing the cover, and reduce the collision noise.
• a dining oven of the present invention includes a water tray, and a water flap is disposed above the water tray, the water tray is mounted with a hydraulic buffer, and the hydraulic buffer includes a housing.
• the inner cavity of the casing is provided with a hydraulic buffer cylinder, and two sides of the hydraulic buffer cylinder are respectively provided with a transmission mechanism that converts the rotation into a linear motion and pushes the hydraulic buffer cylinder, and the transmission mechanism is fixedly connected with the flip cover. Driven by the rotating seat.
• the hydraulic buffer cylinder includes a casing, and the left and right ends of the casing are respectively provided with a cover, and the inner cover of the outer casing is provided with a push shaft that can move left and right through the two covers.
• the push shaft is fixed with a piston in the inner cavity of the outer casing, and the piston divides the inner cavity of the outer casing into a first-stage cavity and a second-stage cavity, and the piston is provided with a through hole penetrating the left and right end faces thereof and communicating with the first-stage cavity and the second-stage cavity.
• a return spring connecting the piston and one of the caps is disposed in the first chamber.
• the push shaft has a counterbore at one end of the extension of the secondary cavity, and the first and second unloading portions are respectively disposed on the side of the first and second cavities
• the first pressure relief hole leads to the bottom of the counterbore through the pipe, and the second pressure relief hole communicates with the counterbore, the opening of the counterbore is provided with a positioning plug, and the positioning plug passes through the spring at the bottom of the counterbore Fixed steel with plugging the outlet of the pipe Beads.
• the transmission mechanism includes a transmission shaft fixedly coupled to the rotating base, the transmission shaft has a turntable, the turntable is provided with a ball hole, and the ball is placed in the ball hole, and the turntable works
• the side is fitted with a deep and shallow wheel, and the deep and shallow wheel is provided with a shallow groove with a uniform depth and corresponding to the ball.
• the beneficial effects of the present invention are: Since the cooking stove is equipped with a hydraulic buffer on the water tray, the buffering of the flipping cover is realized when the lid is opened or closed, and the collision between the flipping lid and the water tray is reduced. Noise, avoid damage to the flip cover due to collision.
• Figure 1 is a schematic view showing the appearance of the present invention
• Figure 2 is a cross-sectional structural view of a hydraulic shock absorber
• Figure 3 is a schematic diagram of the fit of the flip cover and the ball and the shallow wheel;
• Figure 4 is a schematic diagram of the fit of the flip cover cover ball and the deep and shallow wheel
• Figure 5 is a schematic exploded view of the hydraulic buffer cylinder
• Figure 6 is a schematic view showing the state of the flip cover opening and the hydraulic buffer cylinder
• Figure 7 is a schematic view showing the state of the hydraulic cover tank of the flip cover and the cover;
• Fig. 8 is a schematic exploded view of the hydraulic damper.
• a dining oven of the present invention includes a water tray 1, and a flip cover is disposed above the water tray 1.
• the water tank 1 is mounted with a hydraulic buffer 3
• the hydraulic buffer 3 includes a housing 31, and the inner chamber of the housing 31 is provided with a hydraulic buffer cylinder 4, and the two sides of the hydraulic buffer cylinder 4 are respectively disposed
• a transmission mechanism 5 that converts the rotation into a linear motion and pushes the hydraulic buffer cylinder 4, and the transmission mechanism 5 is driven by a rotary base 32 fixedly coupled to the flip cover 2. Since the dining stove is equipped with a hydraulic damper on the water tray, the buffering action of the flip cover is realized when the cover is opened or closed, and the collision noise of the flip cover and the water tray is reduced, and the flip cover is prevented from being damaged by the collision.
• the hydraulic buffer cylinder 4 includes a casing 41.
• the left and right ends of the casing 41 are respectively provided with a cover 42.
• the inner cover of the casing 41 is provided with two covers 42 Push axis 43 moving left and right, the push The shaft 43 is fixed with a piston 44 in the inner cavity of the outer casing 41.
• the piston 44 divides the inner cavity of the outer casing 41 into a first-stage cavity 4 11 and a secondary cavity 412.
• the piston 44 is disposed through the left and right end faces thereof and communicates with the first-stage cavity 411.
• a through hole 441 of the secondary cavity 412, wherein the primary cavity 411 is provided with a return spring 46 connecting the piston 44 and one of the covers.
• a portion of the push shaft 43 located in the first chamber 411 is provided with a slot 431.
• the slot 431 is provided with a locking piece 45.
• One end surface of the piston 44 is in contact with the locking piece 45, and the other end surface is connected to the return spring 46.
• the inner chamber of the hydraulic buffer cylinder is filled with a liquid, such as hydraulic oil, required by the hydraulic device.
• the periphery of the piston 44 is provided with a sealing jaw 6
• the outer side of the piston 44 is provided with a groove 442
• the sealing jaw 6 is located in the groove 442 and forms a cavity 443 with the hole 441 .
• the connecting side of the cover 42 is provided with an annular groove 421, and the annular groove 421 is provided with a sealant ring 7.
• the push shaft 43 has a counterbore 432 at one end of the secondary cavity 412, and the side of the push shaft 43 is located in the first cavity.
• the portions of the 411 and the secondary chambers 412 are respectively provided with first and second pressure relief holes 433, 434, and the first pressure relief holes 433 pass through the conduit 435 to the bottom of the counterbore 432, the second pressure relief hole 434 and The counterbore 432 is in communication, and the opening of the counterbore 432 is provided with a positioning plug 47.
• the positioning plug 47 is fixed at the bottom of the counterbore 432 by a spring 48 with a steel ball 49 that blocks the outlet of the pipe 435.
• the positioning plug 47 is a screw.
• the transmission mechanism 5 includes a drive shaft 51 that is fixedly coupled to the rotary base 32.
• the drive shaft 51 has a turntable 52.
• the turntable 52 is provided with a ball hole 521.
• the ball hole 521 is provided with a ball 53.
• the working side of the turntable 52 is fitted with a deep and shallow wheel 54, and the deep and shallow wheel 54 is uniformly changed in depth.
• the shallow groove 541 is matched with the ball 53.
• the deep and shallow wheel 54 has a chute, and the housing 31 of the damper is fixed with a screw which cooperates with the chute of the deep and shallow wheel 54 so that it can only move left and right.
• the piston 44 is located at the left end of the inner cavity of the outer casing 41, and the volume of the first-stage cavity 411 is the maximum value, and the volume of the secondary cavity 412 is the minimum value.
• the balls 53 in the mechanism 5 are at the maximum depth of the deep and shallow grooves 541.
• the rotating base 32 drives the drive shaft 51 to rotate, and the balls 53 of the ball holes 521 also rotate relative to the shallow groove 541, moving from the deep portion of the shallow groove 541 to the shallow portion, thereby pushing The deep and shallow wheels 54 move laterally.
• the deep and shallow wheel 54 pushes the piston 44 from the left end to the right end of the inner cavity through the push shaft 43, and the liquid filled in the first stage cavity 411 enters the second stage cavity 412 through the through hole 441, and the flip cover 2 is acted upon due to the buffering action of the liquid flow.
• Implement buffering If the user desires to quickly close the flip cover 2, a greater force can be applied, and the pressure of the liquid in the first chamber 411 is increased. When the pressure exceeds the preset value of the spring 48, the liquid can be pushed open.
• the beads 49, the liquid of the first-stage chamber 411 can sequentially pass through the first pressure-removing hole 433 and the second pressure-reducing hole 434, and enter the second-stage chamber 412 to increase the liquid flow, so that the closing operation of the flip cover 2 is accelerated.
• a bearing seat 33 is mounted in the inner cavity of the housing 31, and the transmission shaft 51 passes through the bearing housing.
• the 33-fitted bearing 34 is fixed in the inner cavity of the housing 31, so that the flipping action of the flip cover 2 is smoother and the structure is more reasonable.
• the end of the drive shaft 51 is fixedly coupled with a snap ring 35 that cooperates with the rotating base 32 to facilitate the disassembly and assembly of the buffer.

Landscapes

• Engineering & Computer Science (AREA)
• Food Science & Technology (AREA)
• General Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Vibration Prevention Devices (AREA)
• Cookers (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=40111402

Family Applications (1)

Country Status (3)

Cited By (2)

Families Citing this family (1)

Citations (6)

Family Cites Families (4)

• 2008
  • 2008-04-23 CN CN2008100276270A patent/CN101301164B/zh active Active
  • 2008-07-30 WO PCT/CN2008/071806 patent/WO2009129673A1/zh active Application Filing
  • 2008-07-30 DE DE112008003822.8T patent/DE112008003822B4/de not_active Expired - Fee Related

Patent Citations (6)

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