37results about How to "Avoid the risk of being burned" patented technology

The invention relates to a venting device (1) for a lid (2) of a kitchen utensil, comprising: a knob (7) comprising a gripping portion (12) and adapted to be fixed to said lid (2) and capable of a base (11) delimiting an exhaust duct (4); and an exhaust regulating device (6) comprising a valve plug (5) movable in said knob (7) and a control device for the valve plug (5) (10), the valve plug (5) can move between a position for closing the exhaust duct (4) and at least one open position for exhausting, the control device (10) is arranged on the The grip part (12) of the button (7) is accessible by the user and can be manipulated by simple axial pressing, wherein the manipulation device (10) is a rotatably mounted joystick, And the valve plug (5) can translate in the button (7).

The invention discloses a semi-closed tubular aluminum profile heat treatment process in the technical field of semi-closed tubular aluminum profile heat treatment. Step 1: Put the semi-closed tubular aluminum profile into a heating device and heat it to 290-300°C. After the heating is completed Carry out natural cooling and cool it down to room temperature; Step 2: put the above-mentioned cooled semi-closed tubular aluminum profile into the heating equipment again for heating, heat it to 500-600°C, and keep it warm for 1 hour, then quickly Put it into water for cooling; the present invention realizes unobstructed fixing of the tubular aluminum profile by setting a power unit, a tubular aluminum profile clamping mechanism and a heating unit, and then realizes 360° heating without dead angles, ensuring that the entire tubular aluminum profile is heated evenly , to ensure that the heat treatment effect of the tubular aluminum profile can reach a better state.

The invention discloses a safety thermos bottle which comprises a bottle body, a bottle cap and a handle. A safety device which is used for limiting the bottle cap is arranged at a bottle nozzle of the bottle body and comprises two guide rails, two barriers and a hollow gear, the two parallel guide rails are fixed to two sides of the bottle nozzle, the two barriers are arranged between the two guide rails, the hollow gear sleeves the bottle nozzle, the two barriers and the two guide rails form a # shape, and the hollow gear is positioned in a region enclosed by the guide rails and the barriers. Two shifting blocks capable of sliding along the two guide rails are respectively arranged on the two guide rails and are respectively connected with the two barriers, and racks which are meshed with the hollow gear are respectively arranged on opposite side walls of the two shifting blocks. The safety thermos bottle has the advantages that the two barriers can be manually pulled to move towards each other and can move to positions above the bottle cap along with the shifting blocks, accordingly, the bottle cap can be positioned below the barriers, or the two barriers can be removed from the positions above the bottle cap; the two barriers cannot be pulled to move away from each other by children with insufficient force, so that potential safety hazards due to the fact that the bottle cap is drawn off can be prevented.

The invention discloses a pot cover suitable for a fully-automatic cooking machine. The pot cover comprises a pot cover body, a pot cover rotating device, a lifting driving device, and an oil smoke extraction pipeline, wherein the central part of the pot cover body is provided with a mounting hole; the pot cover rotating device is arranged on two sides of the pot cover body through the mounting hole and is provided with a through hole; the lifting driving device comprises an axle center movable sleeve, a driving motor and an axle center lifting pipe with an external screw tooth, the axle center lifting pipe passes through a sleeve hole of the axle center movable sleeve, and one end of the axle center lifting pipe is connected with the pot cover rotating device and communicated with the through hole; the outer side wall of the axle center movable sleeve is provided with a sawtooth structure, the inner side wall of the sleeve hole is provided with an internal screw tooth which is meshedwith the external screw tooth of the axle center lifting pipe, and the sawtooth structure is meshed with a transmission gear of the driving motor; and the oil smoke extraction pipeline is nested in the axle center lifting pipe, and an oil smoke connecting port for connection with an oil smoke treatment device is formed in one end, away from the pot cover rotating device, of the oil smoke extraction pipeline. The pot cover provided by the invention can realize automatic opening and closing, thereby facilitating the operation of a user.

The invention provides a braking system and a braking method using the braking system. The braking system and the braking method can improve the effective utilization rate of a wind driven generator and reduce risks caused by the impact to the whole braking system. The braking system comprises a generator, a mechanical braking portion, an electromagnetic braking portion and a controller, wherein the generator is used for converting rotating kinetic energy of a wind wheel into electric energy and outputting the electric energy through a three-phase armature winding, the mechanical braking portion is used for braking the generator in a mechanical mode, the electromagnetic braking portion conducts electromagnetic braking by causing a short circuit of the three-phase armature winding of the generator, and the controller is used for controlling the mechanical braking portion and the electromagnetic braking portion. The braking system further comprises a current detection portion which is used for detecting a current value of any phase of the three-phase armature winding and providing the detected current value for the controller.

The multifunctional cleaning and tea making machine for conferences of the present invention includes a casing; a cup storage area and a cleaning and tea making area are arranged in the casing, the top of the casing is provided with a cup-taking port, the bottom is provided with a driving wheel, and the side is provided with a The water supply pipe protruding from the inside of the shell; the driving wheel is equipped with an inertial device; the cup storage area is used to store and place tea cups, and is equipped with an ultraviolet disinfection lamp; the cleaning and brewing tea area is set under the cup storage area for tea making And cleaning teacups, which includes a clean water tank, a teacup cleaning device, a teacup clamping device, a cup cover cleaning device, a tea making device, a lifting platform device for transporting teacups and a waste recycling device. The all-in-one machine for cleaning and making tea of ​​the present invention can store and accommodate a plurality of teacups to realize automatic cleaning and disinfection of the teacups; it can realize the function of automatic tea making, avoiding the risk of staff being scalded during the tea making process; and the teacups are automatically discharged by sensing the teacups , so as to facilitate the refill during the meeting.

The present invention provides a soft grasping device and a soft grasping method driven by artificial muscles. The soft grasping device includes an arm, a palm and a plurality of soft fingers, wherein the palm is set on the arm, and the plurality of soft fingers are evenly distributed or opposite to each other. Set on the palm, the soft finger includes an end cap, a finger body, a bending sensor, and an artificial muscle. The finger body is connected to the palm through the end cap, and the finger body is provided with a first slot and a second slot parallel to its axial direction. , the third slot, the artificial muscle is set in the first slot and is located at the grasping front of the finger body, the bending sensor is set in the second slot and is located at the grasping back of the finger body, and the connecting wire is set at the third The slot is located in the middle of the finger body, and the first slot, the second slot and the third slot communicate with each other. The invention has the advantages of compact structure and strong grasping ability.

The invention discloses a safety thermos bottle which comprises a bottle body, a bottle cap and a handle. A safety device which is used for limiting the bottle cap is arranged at a bottle nozzle of the bottle body and comprises two guide rails, two barriers and a hollow gear, the two parallel guide rails are fixed to two sides of the bottle nozzle, the two barriers are arranged between the two guide rails, the hollow gear sleeves the bottle nozzle, the two barriers and the two guide rails form a # shape, and the hollow gear is positioned in a region enclosed by the guide rails and the barriers. Two shifting blocks capable of sliding along the two guide rails are respectively arranged on the two guide rails and are respectively connected with the two barriers, and racks which are meshed with the hollow gear are respectively arranged on opposite side walls of the two shifting blocks. The safety thermos bottle has the advantages that the two barriers can be manually pulled to move towards each other and can move to positions above the bottle cap along with the shifting blocks, accordingly, the bottle cap can be positioned below the barriers, or the two barriers can be removed from the positions above the bottle cap; the two barriers cannot be pulled to move away from each other by children with insufficient force, so that potential safety hazards due to the fact that the bottle cap is drawn off can be prevented.

The invention belongs to the field of integrated circuit chip production, and particularly relates to a disc cover rapid dismantling device used for a wafer roasting unit. The device comprises a disccover body, an upper cover heat preserving fixing block, a locking fixing block, a magnetic type locking device, a locking pin, an upper cover dismantling block and a dismantling assembly, wherein thedisc cover body is provided with the upper cover heat preserving fixing block, one end of the upper cover heat preserving fixing block is installed on the disc cover body, and the locking pin is connected with the other end; the circumference of the disc cover body is provided with the locking fixing block which is installed on the wafer roasting unit, the magnetic type locking device is installed on the locking fixing block, one end of the locking pin is connected with the upper cover heat preserving fixing block, and the other end is inserted into the magnetic type locking device and fixedthrough magnetic force; the upper cover dismantling block is arranged on the disc cover body, and the dismantling assembly is inserted into the gap between the upper cover dismantling block and the disc cover body when the disc cover body needs to be dismantled. The disc cover rapid dismantling device has the advantages that the maintaining cleaning efficiency of the roasting unit can be effectively improved to provide help in improving the production capacity of semi-conductors and relieving the working intensity of maintaining workers to a larger extent.