CN114000793A - Full-automatic intelligent oven door - Google Patents

Full-automatic intelligent oven door Download PDF

Info

Publication number
CN114000793A
CN114000793A CN202111303236.9A CN202111303236A CN114000793A CN 114000793 A CN114000793 A CN 114000793A CN 202111303236 A CN202111303236 A CN 202111303236A CN 114000793 A CN114000793 A CN 114000793A
Authority
CN
China
Prior art keywords
door
oven
control module
automatic intelligent
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111303236.9A
Other languages
Chinese (zh)
Inventor
竹颖丽
牛露
王建中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Longxinwei Xi'an Electronic Technology Co ltd
Original Assignee
Longxinwei Xi'an Electronic Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Longxinwei Xi'an Electronic Technology Co ltd filed Critical Longxinwei Xi'an Electronic Technology Co ltd
Priority to CN202111303236.9A priority Critical patent/CN114000793A/en
Publication of CN114000793A publication Critical patent/CN114000793A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • 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
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/06—Roasters; Grills; Sandwich grills
    • A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
    • A47J37/0664—Accessories
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/24—Reminder alarms, e.g. anti-loss alarms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B2047/0048—Circuits, feeding, monitoring
    • E05B2047/005—Opening, closing of the circuit
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/308—Application of doors, windows, wings or fittings thereof for domestic appliances for ovens

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Electric Stoves And Ranges (AREA)

Abstract

The invention relates to the technical field of ovens, in particular to a full-automatic intelligent oven door, which comprises a door plate rotationally connected with an oven and a door opening motor arranged on the oven and positioned beside the door plate, the door opening motor is connected with the door plate through a crank arm structure, the full-automatic intelligent oven door also comprises an electric control module for controlling the opening and the closing of the door opening motor, the electric control module is in signal connection with a control module of the oven, compared with the prior art, the door opening device has the advantages that the door opening motor is controlled to be started when the control module gives a signal capable of opening the door panel, the door panel is driven to be opened by the crank arm structure, the door is automatically opened to a proper angle after being heated by means of intelligent equipment, the manual working intensity is fully reduced, time and labor are saved, and meanwhile, the door opening device is safe and reliable, and the phenomenon of injury to workers is effectively avoided.

Description

Full-automatic intelligent oven door
Technical Field
The invention relates to the technical field of ovens, in particular to a full-automatic intelligent oven door.
Background
The industrial oven is composed of angle steel and thin steel plate, the box body is designed to be reinforced, the outer surface is coated with paint, the aluminum silicate fiber is used for filling between the outer shell and the inner container to form a reliable heat insulation layer, the industrial oven has wide application range, can dry various industrial materials, is universal drying equipment, the temperature of the equipment can be adjusted from normal temperature to 200 degrees, a hot air circulating system of the industrial oven consists of an air supply motor, a wind wheel and an electric heater, the air supply motor drives the wind wheel to send out cold air, the cold air is heated by the electric heating equipment to carry heat energy and then enters an oven working chamber of the industrial oven through an air duct, the hot air circulating system of the industrial oven is favorable for improving the uniformity of the air temperature, in the process of conveying materials by opening and closing the oven door of the industrial oven, the temperature value can be influenced to change, and the uniformity of the hot air circulating system is favorable for recovering the temperature value of the working state in the shortest time.
Most ovens do not have the automatic structure of opening the door, rely on artifical the completion when opening the door, and the operation personnel will be with pulling the handle, and working strength is big, wastes time and energy, and open the door in the twinkling of an eye, if personnel stand the position not right, the condition that the people was opened to the door handle appears easily, in addition, because there may be high-temperature gas in the oven, exist because of carelessness and lead to high-temperature gas to hinder the risk of people when opening the chamber door, cause the incident easily.
Disclosure of Invention
In view of this, the invention aims to provide a full-automatic intelligent oven door, which is capable of automatically opening the door to a proper angle after being heated by means of intelligent equipment, fully reducing the manual work intensity, saving time and labor, and effectively avoiding the phenomenon of injury to workers, and is safe and reliable.
In order to realize the purpose, the full-automatic intelligent oven door provided by the invention adopts the following technical scheme:
the utility model provides a full-automatic intelligent oven door, includes the door plant that is used for rotating the connection with the oven, still including being used for installing being located on the oven the motor that opens the door of door plant side, the motor that opens the door passes through crank arm structural connection the door plant, full-automatic intelligent oven door still including being used for control the electric control module that the motor that opens the door opened the start-stop, the control module of electric control module signal connection oven to control when control module gives the signal that can open the door plant the motor that opens the door starts, is driven by crank arm structure the door plant is opened.
And the electric control module is arranged on the oven and is positioned beside the door plate, and the proximity switch is used for judging whether the opening angle of the door plate meets the standard or not and is in signal connection with the electric control module.
And the alarm device is arranged on the oven and is in signal connection with the electronic control module, and the alarm device is used for sending out an alarm signal under the control of the electronic control module when the proximity switch detects that the opening angle of the door plate is not in place.
Further, the alarm device comprises an alarm lamp and a buzzer alarm, and the alarm signal is an optical signal and an acoustic signal.
Further, the oven comprises an integrated box arranged on the oven, wherein the electronic control module, the door opening motor and the proximity switch are arranged in the integrated box, and the alarm device is arranged on the upper side of the integrated box.
Further, the oven comprises a locking device which is fixed on the door panel and is locked with the oven when the door panel is closed.
Furthermore, the locking device is an electromagnetic lock, and the electromagnetic lock is in signal connection with the electronic control module.
The full-automatic intelligent oven door provided by the invention has the beneficial effects that: when the articles in the oven are baked in place, a control module of the oven sends a signal to an electric control module, the electric control module controls an electromagnetic lock to be powered off to release the locking relation with the oven, the electric control module controls a door opening motor to be started, the door opening motor drives a door panel to be opened to a set angle through a crank arm structure and is detected in place by a proximity switch, a worker can operate the articles in the oven, when the door panel needs to be closed after the operation is finished, the electric control module controls the door opening motor to be started again, the door opening motor drives the door panel to be restored to the original position through the crank arm structure, and when the door panel is close to the oven, the electric control module controls the electromagnetic lock to be powered on to complete the locking with the oven;
if the door panel does not reach the set angle due to the fault and the door panel is not detected by the proximity switch, the proximity switch sends a signal to the electric control module, and the electric control switch controls the alarm device to send an alarm signal so as to remind a worker to carry out maintenance and inspection; compared with the prior art, the automatic door opening device has the advantages that the intelligent equipment is used, the automatic door opening is realized to a proper angle after heating, the manual work intensity is fully reduced, the time and the labor are saved, meanwhile, the safety and the reliability are realized, and the phenomenon of injury to workers is effectively avoided.
Drawings
FIG. 1 is a first perspective view (including an integrated box) of a fully automatic smart toaster door according to the present invention;
fig. 2 is a second schematic perspective view of the fully automatic intelligent oven door provided by the present invention (without the integrated box, showing the internal structure of the integrated box).
Reference numbers in the figures: 1. an oven; 2. a door panel; 3. a door opening motor; 4. an electronic control module; 5. a proximity switch; 6. an alarm device; 7. an integration box; 8. an electromagnetic lock; 9. a crank arm structure; 10. and a wifi module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1-2 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
The first embodiment: the utility model provides a full-automatic intelligent oven door, includes and is used for rotating door plant 2 of being connected with oven 1, still including being used for installing being located on oven 1 the electric motor 3 that opens the door of 2 sides of door plant, the electric motor 3 that opens the door is connected through cranking arm structure 9 door plant 2, full-automatic intelligent oven door still including being used for control electric module 4 that the electric motor 3 that opens stops opens, electric module 4 signal connection oven 1's control module to control when control module gives the signal that can open door plant 2 the electric motor 3 that opens the door starts, drives by cranking arm structure 9 door plant 2 is opened.
Including arrange in on the oven 1, be located the door plant 2 side is used for judging whether the angle of opening of door plant 2 satisfies the proximity switch 5 of standard, proximity switch 5 signal connection electric control module 4.
The oven comprises an alarm device 6 which is arranged on the oven 1 and is in signal connection with the electronic control module 4, wherein the alarm device 6 is used for sending an alarm signal under the control of the electronic control module 4 when the proximity switch 5 detects that the opening angle of the door panel 2 is not in place.
The alarm device 6 comprises an alarm lamp and a buzzer alarm, and the alarm signal is an optical signal and an acoustic signal.
Including arranging in integrated box 7 on oven 1, be arranged in integrated box 7 electric control module 4, door opening motor 3, proximity switch 5, integrated box 7 upside has arranged alarm device 6.
Comprises a locking device which is fixed on the door panel 2 and is locked with the oven 1 when the door panel 2 is closed.
The locking device is an electromagnetic lock 8, and the electromagnetic lock 8 is in signal connection with the electronic control module 4.
In addition, in this embodiment, as shown in fig. 1, a wifi module 10 is further disposed on the integrated box 7, the wifi module is in signal connection with the electronic control module 4 and a remote controller for controlling by a worker, and the worker can control each action of the electronic control module 4 through the remote controller.
The working principle of the full-automatic intelligent oven door provided by the invention is as follows: when the articles in the oven 1 are baked in place, a control module of the oven 1 sends a signal to the electronic control module 4, the electronic control module 4 controls the electromagnetic lock 8 to be powered off to release the locking relation with the oven 1, the electronic control module 4 controls the door opening motor 3 to be started, the door opening motor 3 drives the door panel 2 to be opened to a set angle through the crank arm structure 9 and is detected by the proximity switch 5 to be in place, a worker can operate the articles in the oven 1, when the operation is finished, the door panel 2 needs to be closed, the electronic control module 4 controls the door opening motor 3 to be started again, the door panel 2 is driven to be restored to the original position through the crank arm structure 9 by the door opening motor 3, and when the door panel 2 is close to the oven 1, the electronic control module 4 controls the electromagnetic lock 8 to be powered on to complete the locking with the oven 1;
if the door panel 2 does not reach the set angle due to the fault, and the proximity switch 5 does not detect the door panel 2, the proximity switch 5 sends a signal to the electric control module 4, and the electric control switch controls the alarm device 6 to send an alarm signal so as to remind a worker to perform maintenance and inspection; compared with the prior art, the automatic door opening device has the advantages that the intelligent equipment is used, the automatic door opening is realized to a proper angle after heating, the manual work intensity is fully reduced, the time and the labor are saved, meanwhile, the safety and the reliability are realized, and the phenomenon of injury to workers is effectively avoided.
Second embodiment:
this embodiment differs from the first embodiment in that the alarm device is only one of a warning lamp or a buzzer alarm, and is no longer present in both.
The third embodiment:
the present embodiment is different from the first embodiment in that an integrated box is not provided, and each component is provided at each position on the oven.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (7)

1. The utility model provides a full-automatic intelligent oven door which characterized in that: including being used for rotating the door plant of being connected with the oven, still including being used for installing being located on the oven the motor that opens the door of door plant side, the motor that opens the door passes through crank arm structural connection the door plant, full-automatic intelligent oven door still including being used for control the electric control module that the motor that opens the door opened stops, the control module of electric control module signal connection oven to control when control module gives the signal that can open the door plant the motor that opens the door starts, is driven by crank arm structure the door plant is opened.
2. The fully automatic intelligent oven door of claim 1, characterized in that: the electric control device comprises a proximity switch arranged on the oven and positioned beside the door plate and used for judging whether the opening angle of the door plate meets the standard or not, wherein the proximity switch is in signal connection with the electric control module.
3. The fully automatic intelligent oven door of claim 2, characterized in that: the alarm device is arranged on the oven and is in signal connection with the electronic control module, and the alarm device is used for sending out an alarm signal under the control of the electronic control module when the proximity switch detects that the opening angle of the door panel is not in place.
4. The fully automatic intelligent oven door of claim 3, wherein: the alarm device comprises an alarm lamp and a buzzer alarm, and the alarm signal is an optical signal and an acoustic signal.
5. The fully automatic intelligent oven door of claim 3 or 4, characterized in that: including arranging in integrated box on the oven, arrange in the integrated box electric control module, the motor that opens the door, proximity switch, integrated box upside has arranged alarm device.
6. The fully automatic intelligent oven door of any one of claims 1 to 4, wherein: comprises a locking device which is fixed on the door panel and is locked with the oven when the door panel is closed.
7. The fully automatic intelligent oven door of claim 6, wherein: the locking device is an electromagnetic lock, and the electromagnetic lock is in signal connection with the electric control module.
CN202111303236.9A 2021-11-04 2021-11-04 Full-automatic intelligent oven door Pending CN114000793A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111303236.9A CN114000793A (en) 2021-11-04 2021-11-04 Full-automatic intelligent oven door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111303236.9A CN114000793A (en) 2021-11-04 2021-11-04 Full-automatic intelligent oven door

Publications (1)

Publication Number Publication Date
CN114000793A true CN114000793A (en) 2022-02-01

Family

ID=79927739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111303236.9A Pending CN114000793A (en) 2021-11-04 2021-11-04 Full-automatic intelligent oven door

Country Status (1)

Country Link
CN (1) CN114000793A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288522A (en) * 2022-08-19 2022-11-04 广东美的厨房电器制造有限公司 Locking device, cooking utensil and control method and control device thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102510929A (en) * 2009-10-02 2012-06-20 Bsh博世和西门子家用电器有限公司 Door-opening device for a domestic appliance, and domestic appliance with such a door-opening device
EP2784257A1 (en) * 2013-03-29 2014-10-01 Nuova Star S.p.A. Movement system for a door or openable part of an electrical household appliance and electrical household appliance equipped with the system
CN204691530U (en) * 2015-04-03 2015-10-07 代傲电子控制（南京）有限公司 Automatic switch door gear, the door comprising automatic switch door gear and electric equipment
CN105220983A (en) * 2015-11-02 2016-01-06 深圳市北鼎科技有限公司 The door open/close structure of Domestic electric oven and the Domestic electric oven with this structure
CN106161584A (en) * 2015-05-12 2016-11-23 Bsh家用电器有限公司 There is the home appliances of door controller
CN109057582A (en) * 2018-06-17 2018-12-21 桂林京达科技有限公司 A kind of electric control method of vehicle outer sliding door system automatically
US20190106924A1 (en) * 2017-10-11 2019-04-11 Tps Ip, Llc Oven with split doors
CN208752444U (en) * 2018-10-24 2019-04-16 金山莱宝(厦门)科技有限公司 Dual lock control industrial baking oven control system
CN112212063A (en) * 2020-09-22 2021-01-12 广东韶钢松山股份有限公司 Control protection method and device for electric valve
EP3792437A1 (en) * 2019-09-12 2021-03-17 dormakaba Deutschland GmbH Method for power-assisted movement of a door and door actuator
CN212902564U (en) * 2020-08-20 2021-04-06 南京金宁微波有限公司 Automatic sealing device for oven door

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102510929A (en) * 2009-10-02 2012-06-20 Bsh博世和西门子家用电器有限公司 Door-opening device for a domestic appliance, and domestic appliance with such a door-opening device
EP2784257A1 (en) * 2013-03-29 2014-10-01 Nuova Star S.p.A. Movement system for a door or openable part of an electrical household appliance and electrical household appliance equipped with the system
CN204691530U (en) * 2015-04-03 2015-10-07 代傲电子控制（南京）有限公司 Automatic switch door gear, the door comprising automatic switch door gear and electric equipment
CN106161584A (en) * 2015-05-12 2016-11-23 Bsh家用电器有限公司 There is the home appliances of door controller
CN105220983A (en) * 2015-11-02 2016-01-06 深圳市北鼎科技有限公司 The door open/close structure of Domestic electric oven and the Domestic electric oven with this structure
US20190106924A1 (en) * 2017-10-11 2019-04-11 Tps Ip, Llc Oven with split doors
CN109057582A (en) * 2018-06-17 2018-12-21 桂林京达科技有限公司 A kind of electric control method of vehicle outer sliding door system automatically
CN208752444U (en) * 2018-10-24 2019-04-16 金山莱宝(厦门)科技有限公司 Dual lock control industrial baking oven control system
EP3792437A1 (en) * 2019-09-12 2021-03-17 dormakaba Deutschland GmbH Method for power-assisted movement of a door and door actuator
CN212902564U (en) * 2020-08-20 2021-04-06 南京金宁微波有限公司 Automatic sealing device for oven door
CN112212063A (en) * 2020-09-22 2021-01-12 广东韶钢松山股份有限公司 Control protection method and device for electric valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288522A (en) * 2022-08-19 2022-11-04 广东美的厨房电器制造有限公司 Locking device, cooking utensil and control method and control device thereof
CN115288522B (en) * 2022-08-19 2024-02-27 广东美的厨房电器制造有限公司 Locking device, cooking utensil, control method and control device of cooking utensil

Similar Documents

Publication Publication Date Title
CN114000793A (en) Full-automatic intelligent oven door
CN208752444U (en) Dual lock control industrial baking oven control system
CN206710922U (en) A kind of electromechanical integration composite control apparatus for lithium battery decantation test
CN202885162U (en) Control device for auxiliary electric heating of air conditioner
CN111550836A (en) High-energy-efficiency natural gas intelligent safety ignition monitoring device and control system thereof
CN107062314A (en) A kind of novel intelligent gas range device
CN206033807U (en) Intelligence accuse temperature aluminum alloy aging oven
CN105951570A (en) Automatic wireless-temperature-measuring control device and method for rotary-drum pavement maintenance vehicle
CN209027201U (en) Automatically-controlled door oven
CN106086357A (en) A kind of intelligent temperature control aluminium alloy aging furnace and method of work thereof
CN212136398U (en) Automatic wafer cleaning machine
CN205821404U (en) A kind of aluminium alloy aging furnace with safeguard function
CN208946436U (en) A kind of glass fiber plastic particle heat-insulating feeding device
CN100409999C (en) Large equipment mainshaft and rotor shrinking fit method
CN106647897A (en) Electromechanical integrated comprehensive control device used for lithium battery washing test
CN209131134U (en) A kind of electrically heated boiler
CN106678365A (en) Quick-opening safety interlocking control method and device for pressure vessel
CN103383183A (en) Oven with temperature-controlled opening function and control method of oven
CN215903996U (en) Heat treatment system of sunshade curtain
CN219640538U (en) Adjustable oven
CN207080277U (en) A kind of diesel generating set energy-saving radiating control system
CN110094975A (en) A kind of shaft coupling heating device and its application method
CN219454687U (en) Experimental furnace device with inorganic plate lining
CN209636282U (en) Aging furnace with timer
CN211334215U (en) Heating rotary equipment suitable for production line

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20220201