32results about How to "Stay closed" patented technology

This invention discloses a production method of a kind of a two-unit firing large terraced brick, its characteristic lies in its preparation steps: (1) brick ingredients formed; according to the formula-based materials and ingredients for pigment grinding powder, mixture, add dies after suppressing press molding; (2) dry and adobe processing, guarantee drying water below 0.5%, appropriate fillet processing, cut 2~3mm from straight border; (3) glazing and stamp, use peak facilities glaze counter-glazing, with minimum volume; (4) sintered, using a kiln, high-temperature slow burning, 90 minutes cycle; (5) cutting; cut brick into two from middle and then chamfering, and other sophisticated processing; (6) the packaging. The stairway brick production by the method of the invention has great specifications, thin in thickness, low cost, good decorative effect and so on.

The invention discloses an electroformed mold, comprising an electroformed shell (6) having a forming surface (60) formed by electroform; a medium flowing passage (2) for cycling a heat medium so as to adjust temperature on the forming surface (60) formed in the electroformed shell (6); a back lining piece (71) adding lining for the electroformed shell (6); and a medium transport passage (74) respectively arranged on an upriver end (21) and a downriver end (22) for the heat medium flowing into or out of the medium flowing passage (2). A connection clamp (1) for connecting the medium flowing passage (2) and the medium transport passage (74) is embedded in the electroformed shell (6). The connection clamp (1) comprises a cavity formed inside, an opening hole, a section shape of which is basically identical to a radial section of the medium flowing passage (2) and a connection hole, a section shape of which is basically identical to an external radial section of a pipe piece of the medium transport passage (74). The opening hole is connected with the connection hole by the cavity.

The interlocking device of microwave oven is formed from first door lock, second door lock and first door lock board component and second door lock board component. First door lock and second door leak are respectively elastic door lock and fixed door lock, mounted on the back surface of down-pulling oven door, and respectively coupled with first door lock board component and second door lock board component, the first door lock board component and second door lock board component are placed at one side of microwave oven main body cooking chamber, and are equipped with microswitch. The operation of microswitch of elastic door lock is accurate, it can accurately detect opening or closing state of oven door, and can reliably retain the closed state of oven door, and the fixed door lock can more reliably retain closed state of oven door, and can detect the opening and closing state of oven door.

The present invention provides a door handle. The sealing property of door is increased through endowing a new functional shape for the locking lever. In the door handle, a locking lever (5) is composed of a hook-shaped part (51) and a sickle-shaped part (52). The hook-shaped part (51) is formed with an arc-shaped locking groove (510) which can be blocked with the locking component (23) of bracket (2). The sickle-shaped part (52) is installed with a locking director (521) which extends from the locking groove (510) with a bending shape. The locking director (521) slides on the locking component (23) through rotating the operating handle (4) to a specified lodging position. The locking groove (510) is guided to the blocking with the locking component (23), and simultaneously the door is introduced and pulled to the fixed frame body.

The present invention provides an automotive storage apparatus which can store various types of articles so as to improve the convenience for use. An automotive storage apparatus has a storage apparatus main body in which an opening which opens upward can be covered and uncovered by a slidable lid unit and a box unit which can detachably be installed in the storage apparatus main body and which covers part of the opening when installed, and in such a state that the box unit is installed in the storage apparatus main body, the lid unit is in abutment with the box unit at an end portion thereof, so as to cover the remaining portion of the opening.

The invention discloses a power supply control method and device, a server and a storage medium, which are applied to the server, the server comprises a plurality of power supply modules, the method comprises the following steps: a detection step: detecting whether the power supply modules in the plurality of power supply modules are abnormal or not, if yes, closing all the power supply modules, and recording the closing frequency; if the number of times of turning off all the power modules is smaller than a preset number of times, powering on all the power modules again, and circularly executing the detection step; and if the number of times of closing all the power supply modules is greater than or equal to the preset number of times, keeping all the power supply modules in a closed state.

The invention discloses an automatic paper feeding device for continuously printing labels. The automatic paper feeding device comprises a base, wherein two paper feeding mechanisms are fixedly arranged on the upper side wall of the base, the paper feeding mechanisms comprise two supports fixedly connected to the upper side wall of the base, a first rotating shaft is arranged between the two supports, the outer wall of each first rotating shaft is fixedly sleeved with a paper feeding roller, the outer wall of each first rotating shaft is fixedly sleeved with a transmission wheel, the two transmission wheels are jointly sleeved with a transmission belt, and the outer wall of one support is fixedly connected to a motor. According to the paper feeding device, through self-adaptability of stretchable springs, the paper feeding device can press paper with different thicknesses, so that the application range of the paper feeding device is expanded, the practicability of the paper feeding device is improved, meanwhile, through extension and retraction of the driving end of an electric telescopic rod, deviation prevention positioning can be conducted on the two sides of the paper with different widths, and the paper is more stable and does not deviate in the conveying process.

An air conditioner front panel fixing structure comprises an air conditioner main body, a front panel connected on the main body integrating the panel support with the glass plate through the glass plate frame, a magnet device fastened on the above panel support and the above glass plate frame and then mounted on the above front panel and a magnet support disposed on the main body and fixed on the above magnet device.

The invention provides an electric control lock and a method for closing window-shades of a ventilation pavilion remotely. The window-shades can be opened and closed manually from the outer side of awindow. When the window-shades are in an opened state, the window-shades can be electrically controlled remotely to be closed in case of an alarming condition. After the alarming condition is relieved, the window-shades are opened by manually unlocking the electric control lock with a key on site, so that the ventilating function of the window-shades is achieved. The ventilation pavilion is closedautomatically according to the alarm condition on site, so that self protection of the ventilation pavilion is finally achieved. The two locking modes: remote closing and manual opening and closing do not interfere with each other.

The invention relates to a bearing for an electric fan, in particular to a high-rotating-speed detachable bearing for an electric fan. The high-rotating-speed detachable bearing for the electric fan can reduce bearing abrasion and prolong the service life of the fan bearing. A high-rotating-speed detachable bearing for an electric fan comprises a rolling shaft, balls, a limiting ring, a closing plate and the like. A circle of detachable balls are symmetrically arranged on the left side and the right side of the rolling shaft respectively, a limiting ring is rotationally arranged on the rolling shaft and composed of three limiting blocks capable of being separated, and a detachable closing plate is arranged on the limiting block on the foremost side. The rolling shaft extrudes the limiting ring to expand outwards through the balls while rotating at a high speed, under the action of the sliding blocks and the reset springs, impact force borne by the limiting ring can be buffered, abrasion of the limiting ring and the balls is reduced, meanwhile, the limiting ring can be kept in the state of being in contact with the balls, and therefore the pre-tightening force of the bearing is adjusted.

The invention discloses a frying device with an automatic oil feeding structure for cooking, which comprises a frying tank, a temperature sensor, a display and an oil pipeline. An upper end of the frying tank is provided with a frying groove, and an empty groove is reserved at the lower end of the frying tank. A vertical tube is opened below the frying groove, and the frying groove is connected tothe empty groove through the vertical tube. a closed ring is installed on the inner side of an oil injection pipe, a first closed plate is installed on the inner side of the closed ring, a connectoris installed on the oil injection pipe, a second closed plate is provided on the inner side of the connector, and the oil pipeline is installed above the oil injection pipe. According to the frying device, a liquid level floating plate can be adjusted in height by changing the liquid level of the oil in the frying groove, the liquid level floating plate drives a closing plug to telescopically slide in an installation groove, which is beneficial to controlling the oil injection pipe to be opened or closed, and is convenient to realize oil injection or stop injection.

Disclosed is an air pressure executive device with an automatic locking buckling function. The air pressure executive device comprises an air cylinder main shell, an air cylinder front cover body, an air push bock and an air cylinder movable rod. The air cylinder main shell is provided with an air push block holding chamber. The air cylinder front cover body is installed at one end of the air cylinder main shell in a seal covering mode and further comprises a first locking buckling assembly. The air push block is arranged in the air push block holding chamber. One end of the air cylinder movable rod is connected with the air push bock and penetrates through the air cylinder front cover body. When the air push bock is pushed, the air cylinder movable rod moves to be locked and buckled together with the first locking buckling assembly, and the air cylinder movable rod is locked and buckled and cannot move.

The present invention provides an automotive storage apparatus which can store various types of articles so as to improve the convenience for use. An automotive storage apparatus has a storage apparatus main body in which an opening which opens upward can be covered and uncovered by a slidable lid unit and a box unit which can detachably be installed in the storage apparatus main body and which covers part of the opening when installed, and in such a state that the box unit is installed in the storage apparatus main body, the lid unit is in abutment with the box unit at an end portion thereof, so as to cover the remaining portion of the opening.

The invention discloses a light induction window. The light induction window comprises a window frame, transparent glass, a first lead screw, a second lead screw, a motor, ball bearings, a time setter and a light inductor. Half of the window frame is embedded in a wall body, and the other half of the window frame is exposed to the outside. The first lead screw and the second lead screw are rotationally positioned at the upper end and the lower end of the inside of the window frame correspondingly. The motor is fixed inside the side wall of the upper end of the window frame. The first lead screw is in transmission connection with the motor. The two ball bearings are movably arranged on the first lead screw and the second lead screw correspondingly in a sleeving mode. The upper end and the lower end of the transparent glass are fixed to the two ball bearings correspondingly. The light inductor is installed on the side wall of a half of the window frame facing the outside. The time setter is installed on the side wall of the other half of the window frame facing the inside. Both the light inductor and time setter are in communication connection with the motor.

The invention provides a four-axis length variable adjustable square tube machine based on press roller dislocation design, and belongs to the technical field of square tube machines. The device comprises a straightening device, an extrusion device and a staggered sizing device, the straightening device comprises a straightening seat, four straightening compression roller assemblies arranged in the circumferential direction are connected to the straightening seat through a position adjusting structure, a round pipe straightening channel is formed among the four straightening compression roller assemblies, and the extrusion device comprises an extrusion rack. Straightened round pipes can be extruded into square pipes after entering the extrusion forming channel formed by combining the horizontal compression roller assembly and the vertical compression roller assembly in the extrusion rack, and the horizontal compression roller assembly and the vertical compression roller assembly can be adjusted in multiple directions so that the size of the extrusion forming channel can be adjusted according to the size requirements of different square pipes. And square and rectangular square tube products are used, the die does not need to be disassembled and replaced, the production efficiency can be effectively improved, and collision damage caused when the die is disassembled and assembled can be reduced.

The invention relates to the technical field of fire rescue, and discloses an anti-collision fire hydrant which comprises an overground pipe, a standard water outlet in the top of the overground pipe and a hydrant cap at the top end of the overground pipe, the center of the top end of the overground pipe is movably sleeved with a hydrant cover, and the outer side of the bottom end of the hydrant cover is fixedly connected with a limiting protrusion. The center of the top end of the hydrant cover is fixedly connected with a rotating head, the bottom end of the hydrant cover is fixedly connected with an inclined ring, and a sliding groove is formed in the inclined ring. By designing the rotating head, the inclined ring, the movable rod, the extrusion seat, the pressed rod and the valve plate, the movable rod can be extruded and loosened in the whole process through the inclined ring when the rotating head rotates by a circle, so that the extrusion seat can extrude and loosen the pressed rod in a short time; and the valve plate can complete opening and closing of the valve hole and different opening and closing degrees in a short time, so that the fire hydrant is prevented from needing to rotate the screw rod for a long time to complete opening and closing of the valve in an emergency.

The invention belongs to the technical field of washing and drying, and aims to solve the problem that existing washing and drying integrated equipment is inconvenient to ventilate and deodorize. The invention provides washing and drying integrated equipment which is characterized in that an air inlet part of a drying air duct is communicated with the rear part of an outer barrel; an air outlet part of the drying air duct is communicated with the upper part of a window pad; the drying air duct is provided with a first on-off assembly and a second on-off assembly; the first on-off assembly can be selectively opened or closed under the action of air pressure, so that the drying air duct can be communicated with or separated from the outside; and the second on-off assembly can be selectively opened or closed under the action of air pressure, so that the drying air duct can be communicated with or separated from the outer barrel. The washing and drying integrated equipment further comprises a ventilation assembly, wherein the ventilation assembly enables the outer barrel to be communicated with the outside. According to the washing and drying integrated equipment provided by the invention, an air flow path of the washing and drying integrated equipment can be very conveniently switched between the drying state and the ventilation state, so that ventilation and deodorization can be conveniently conducted on the washing and drying integrated equipment, and efficient ventilation and rapid deodorization can be achieved.

The invention belongs to the technical field of electric control locks, and provides a ventilation pavilion shutter electric control lock capable of preventing misoperation and a working method thereof.The ventilation pavilion shutter electric control lock comprises a lock sleeve, a lock shell, a lock cylinder, a moving disc, an upper cover and a lower cover, and is characterized in that the lock sleeve is fixed to the lock shell, and the lock cylinder capable of freely rotating is arranged in the lock sleeve; the lower cover is matched with the lock sleeve through a hole, and a manual shifting rod is arranged on the lock cylinder. By means of ingenious cooperation of the electromagnet shifting fork, the manual shifting rod, the moving disc, the lock cylinder, the rotating hook, the pin shaft, the compression spring and the tension spring, the blind window can be smoothly closed, the closed state can be kept, and terrorist damage can be prevented; and after the alarm condition is relieved, the worker can conveniently open the blind window again by using a key on site, so that ventilation in the tunnel is ensured. When the blind window is opened, the blind window is kept in an open state under the action of the moving disc, the rotating hook, the pin shaft and the pressure spring, and the open state can be kept.

A pneumatic actuator with an automatic locking function, comprising: a cylinder main casing, with a gas push block accommodation chamber; a cylinder front cover, installed and sealed at one end of the cylinder main casing ; Wherein, the front cover of the cylinder also includes a first lock assembly; a gas push block, which is arranged in the chamber of the gas push block; and a cylinder movable rod, one end of which is connected to the gas push block, It is provided on the front cover of the cylinder; wherein, when the gas pushing block is pushed, the moving rod of the cylinder moves and is locked together with the first locking component, and the moving rod of the cylinder is locked Unable to move.

In order to reliably maintain a door in a closed state even if the direction of inertia acting on an inertia lever is inverted when impact is applied, this door latch device for an automobile is configured so that, when the inertia lever 15 is moved while an open link 17 is located at an unlocking position, against the pressing force of a spring 26 from a standby position to a blocking position by inertia force exceeding a set value, the inertia lever 15 makes contact with the open link 17 to move the open link 17 from the unlocking position to a locking position, thereby preventing the open link 17 from moving from the locking position to the unlocking position, and engages with the open link 17 to prevent the open link 17 from moving from the blocking position to the standby position.

The invention relates to a cleaning type ventilation protection air-tight door. The cleaning type ventilation protection air-tight door comprises a door leaf. Inner air-tight doors are arranged on theinner side of the door leaf and vertically hinged to the door leaf, and each hinge point is located on one side of the corresponding inner air-tight door. Opening and closing devices which are used for driving the inner air-tight doors to rotate are connected to the inner air-tight doors and connected with a transmission device. The input end of the transmission device is connected with a hand wheel, a weight is detachably connected to the hand wheel, the force, applied to the hand wheel, of the weight generates the torque to the hand wheel, and the direction of the torque is the direction ofthe process that the inner air-tight doors are closed by the hand wheel. The cleaning type ventilation protection air-tight door has the effect that after the inner air-tight doors are locked and closed, the airtightness is good.

The invention discloses a heating / natural gas intelligent leakage-proof device, system and method. The heating / natural gas intelligent leakage-proof device is characterized in that a pipeline in a device body is provided with a three-wire two-control electric valve and photoelectricity, the photoelectricity is internally provided with a photoelectric pressure switch, and the pipeline is also provided with an electricity distribution box which carries out the WIFI communication control based on a WIFI IOT circuit breaker and is provided with self-locking control and timing control; and the electricity distribution box is connected between the three-wire two-control electric valve and the photoelectric pressure switch. The heating / natural gas intelligent leakage-proof device is based on Internet of Things control and comprises an execution module, an Internet of Things control terminal module, a mobile terminal Internet of Things APP server and a PC terminal APP server, the execution module is connected into a heating pipeline system or a natural gas pipeline system, the execution module is connected with the Internet of Things control terminal module, and the Internet of Things control terminal module is connected into a user power supply system. The invention provides the intelligent leakage-proof, explosion-proof and electric shock-proof multidirectional automatic wireless Internet of Things safety device and system which are accurate in detection, automatically lock the valve and always keep a locked state, and meanwhile, can realize remote control of a client.

The invention relates to a clean ventilation protection airtight door, which comprises a door leaf. An inner airtight door is arranged on the inner side of the door leaf. The inner airtight door is vertically hinged on the door leaf and the hinge point is located on one side of the inner airtight door. The inner airtight door The top is connected with an opening and closing device for driving the inner airtight door to rotate. The opening and closing device is connected with a transmission device. The input end of the transmission device is connected with a hand wheel. The hand wheel is detachably connected with a heavy object. The force generates torque on the hand wheel and the direction of the torque is the direction in which the hand wheel closes the inner airtight door. The invention has the effect of good sealing performance after the inner airtight door is locked.