88results about How to "Open to save effort" patented technology

The invention discloses a dish washing machine and a door control device thereof. The device comprises a sensing module, a door driving module and a control module. The sensing module is used for generating a sensing signal according to the action of a user and generating a door control instruction when the sensing signal meets preset conditions. The door driving module is used for driving a door of the dish washing machine. The control module is connected with the sensing module and the door driving module. The control module is used for controlling the door driving module according to the door control instruction, so that the door driving module drives the door of the dish washing machine to rotate relative to the dish washing machine. Accordingly, the door of the dish washing machine is controlled in a sensing mode, so that the door of the dish washing machine is opened in the mode of saving more labor, no handle needs to be installed on a hanging plate, and a whole cupboard is more harmonized and attractive.

The invention discloses an air pressure balancing device for refrigeration equipment and refrigeration equipment with the same. The air pressure balancing device for refrigeration equipment comprises a body and an elastic member, wherein a cavity is formed in the body; the first end of the cavity is open, and a through hole is formed on the wall of the cavity; one part of the elastic member is connected with the body; and the elastic member covers the first end of the cavity. Through the air pressure balancing device for refrigeration equipment, disclosed by the embodiment of the invention, a user can open the door body of the refrigeration equipment more easily and conveniently in a labor-saving way.

The invention discloses an indoor heating and ventilation boiler capable of automatically removing ash. The indoor heating and ventilation boiler comprises an outer furnace, a sliding rail, a sliding block, an ash receiving disc, an idler wheel, a first rotary shaft, an iron cover, a magnet, an inner furnace, a dust screen, an induced draft fan, a first motor, a second rotary shaft and the like, wherein the sliding rail is horizontally arranged at the bottom of the interior of the outer furnace and is connected with the outer furnace through bolts; and the sliding block is arranged on the sliding rail. The indoor heating and ventilation boiler can automatically remove coal cinder when used to improve the working efficiency and improve the coal combustion effect.

The invention discloses refrigeration equipment which comprises a body, an evaporator, a flexible air storage bag and a connecting pipe. A refrigeration chamber is arranged in the body; the evaporator is arranged on the body; a first accommodating cavity is arranged in the flexible air storage bag; one end of the connecting pipe is communicated with the first accommodating cavity, and the other end of the connecting pipe is communicated with the refrigeration chamber. The refrigeration equipment in an embodiment of the invention has the advantages of convenience in operation, little frost, low energy consumption and the like.

The invention provides a refrigerating device for cold storage. The refrigerating device comprises a storage drawer, an electrolytic oxygen removal component, a touch sensing device and an electric-air valve. The electrolytic oxygen removal component is used for consuming oxygen in air in a storage space, so that nitrogen-rich and oxygen-lean gas atmosphere benefiting food preservation is obtainedin the space. Through reduction of the oxygen content in the gas atmosphere of the storage space, the aerobic respiration intensity of food (especially fruits and vegetables) is reduced, and meanwhile the basic respiration is ensured; anaerobic respiration of the food is avoided, so that the purpose of the long-time preservation of the food is achieved. When the touch sensing device detects thata user is to open the storage drawer, a through hole in the drawer is opened through the electric-air valve, so that the interior and exterior of the storage space communicate with each other; and thedifference between internal pressure and external pressure of the drawer is eliminated, and the problem that the drawer is hard to open due to installation of the electrolytic oxygen removal component is solved. The refrigerating device enables the user to conveniently open the storage drawer in a labor-saving manner, and the user experience is improved.

The invention relates to a door lock assembly and a cooking electric appliance with the door lock assembly. The door lock assembly comprises an interlocking support, a piston, a spring bolt and a reset piece. The interlocking support is provided with a movement cavity extending front and back. The piston is rotationally arranged in the movement cavity in a sliding manner. A first sliding groove isformed in the side wall of the moving cavity. A first sliding block capable of extending into the first sliding groove is arranged on the piston in a sliding manner. The first sliding groove comprises a first groove section extending front and back and a second groove section, wherein the second groove section is connected with the front end of the first groove section, and the second groove section and the first groove section form an included angle. The piston is provided with a locking angle and an unlocking angle. When the piston is at the locking angle, the first sliding block is locatedon the first groove section. When the piston is located at the unlocking angle, the first sliding block is located on the second groove section. The spring bolt can drive the piston to rotate, so that the piston can switch between the locking angle and the unlocking angle. The spring bolt is connected with the piston when the piston is located at the locking angle. The spring bolt is separated from the piston when the piston is located at the unlocking angle. The reset piece exerts backward force on the piston.

The invention provides a refrigerating and freezing device. The refrigerating and freezing device comprises a storage drawer, an electrolysis oxygen removal assembly and a pore opening and closing device. The electrolysis oxygen removal assembly is used for consuming oxygen in the air in a storage space, so that rich nitrogen and poor oxygen can be obtained in the space to benefit the gas atmosphere for food preservation. The gas atmosphere can reduce the intensity of aerobic aspiration of food (particularly fruits and vegetables) by decreasing the content of oxygen in the storage space, ensure basic respiratory action and prevent anaerobic respiration of the food, so that the purpose of long-term preservation of the food is achieved. According to the refrigerating and freezing device, when a user is about to open the storage drawer, the pore opening and closing device can open a pore, arranged in a grabbing groove, of the device, so that the inside and the outside of the storage spacecan be communicated, the pressure difference between the inside and the outside of the drawer can be eliminated, and the problem that the drawer is difficult to open due to mounting of the electrolysis oxygen removal assembly is solved. The user can open the storage drawer more effortlessly, and the use experience of the user is improved.

The invention discloses an easily-pulled stable anti-dropping drawer structure, relates to the field of hardware sliding tracks, and solves the problems that a drawer is too heavy to stay on sliding tracks and is hard to slide. The easily-pulled stable anti-dropping drawer structure comprises a shell, a drawer, a support plate and a support module, wherein drawer sliding tracks are designed in symmetric positions on two sides of a drawer bottom plate; the drawer is assembled inside the shell through the drawer sliding tracks in a sliding manner; the support plate is fixedly mounted inside support plate fixing grooves of drawer side plates; sliding track pulleys are mounted on the drawer sliding tracks in the sliding manner; the support module is fixedly mounted inside a support block fixing groove in the shell; the support pulleys are rotationally mounted at the upper end of the support module; the support pulleys are in contact with the lower ends of the drawer sliding tracks. Due to simultaneous support of front and rear fulcrums, the drawer is more stable in pulling, is relatively easy to pull as the gravity center is changed, and is simple in structure.

The invention discloses a refrigerator hinge assembly and relates to the technical field of refrigerator hinge. The refrigerator hinge assembly comprises a hinge assembly; the hinge assembly is used for connecting a refrigerator body with a refrigerator door body; and the hinge assembly comprises a hinge seat and a transmission device, and the transmission device comprises a first connecting arm,a second connecting arm, a third connecting arm, an elastic structure and a buffer structure. According to the refrigerator hinge assembly, when the refrigerator door body is opened and forms 90 degrees with the side face of the refrigerator body, and a second circular convex block of the second connecting arm is limited by a first arc groove of the first connecting arm; at the same time, a secondarc-shaped limiting convex block of the second connecting arm is limited by a protruding part on one side of a second arc groove, so it is unable to open at a large angle; the refrigerator hinge assembly is simple in structure and high in installation universality; the stability and reliability is improved; and the refrigerator door body is convenient to open and close and occupies small space, and the refrigerator body does not protrude when the door body is opened.

The invention discloses a folding type electric lifting table which comprises a table frame and two lifting stand columns located at the two ends of the table frame, the top ends of the two lifting stand columns are hinged to the table frame, an electric driving mechanism used for stretching and folding the stand columns is arranged on the table frame, and the electric driving mechanism is connected with two linear reciprocating mechanisms. The movable part of each linear reciprocating mechanism is hinged to the inner end of a connecting rod mechanism, and the outer end of the connecting rod mechanism is hinged to the top end of a lifting stand column so as to drive the lifting stand column to be switched between a horizontal state and a vertical state around a first hinged shaft; for example, a motor for stretching and folding the stand column is arranged in the middle of the length of the table frame, a motor shaft is connected with two lead screws which are rotatably matched on the table frame through a transmission mechanism, a lead screw nut is screwed on each lead screw, each lead screw nut is connected with a hinge seat which is slidably matched on a guide rail, and the hinge seat is hinged with the inner end of the connecting rod mechanism through a second hinge shaft. The folding type electric lifting table is easy and convenient to open and fold, time-saving, labor-saving and rapid.

The invention discloses a roof drainage system comprising a roof, a first fencing body, a second fencing body, a first water-permeable filtering body, a second water-permeable filtering body and a soil covering body. On rainy days, rainwater permeates into the soil covering body at first, and then soil and other impurities included in the rainwater can be well filtered out under the filtering and permeation action of the first water-permeable filtering body and the second water-permeable filtering body. After the filtered rainwater is secondarily filtered by first osmotic drainage portions and second osmotic drainage portions, the soil and other impurities included in the rainwater can be further removed, so that relatively clean rainwater flows into a water collecting cavity and then is discharged into a drainage channel. Thus, the drainage channel can be prevented from being blocked, the fact that excessive rainwater is prevented from accumulating in the soil covering body is ensured, and an ecological system and vegetation survival inside soil as well as roof drainage safety are guaranteed. In addition, even blocking occurs, a high-pressure water flow is used for achieving an omni-directional backwashing action, and then a blocked part can be unchoked. A blockage removing maintenance way is simple, and manpower and material resources are saved.

The invention relates to a portable multifunctional mobile power source comprising a power source body and an accessory box arranged in a cover body. The power source body comprises a PCB and a data line. One end of the data line is fixedly connected with a first output interface of the PCB; the other end of the data line is a Micro USB connector. Electronic products can be charged directly through the data line of the mobile power source, using is convenient, the data line is prevented from being repeatedly plugged in and pulled out of the output interface of the mobile power source, and the service life of the mobile power source is prolonged. The accessory box is used for storing an adaptor and a Micro USB LED lamp, the mobile power source is compact in structure, and the adaptor and the Micro USB LED lamp are convenient to carry and cannot be lost easily.

The invention provides an improved simple tent which comprises a skeleton and shielding cloth covering the periphery of the skeleton, wherein the skeleton comprises an umbrella-shaped bracket and an opening bracket; the umbrella-shaped bracket consists of an upper center head part and shielding cloth support strips surrounding the upper center head part and articulated therewith; the opening bracket consists of a lower center head part and opening support strips surrounding the lower center head part and articulated therewith; the outer end of each opening support strip is articulated with the upper part of the corresponding shielding cloth support strip; and a rope traction mechanism capable of enabling the upper center head part to move toward the lower center head part is arranged between the upper and lower center head parts. The improved simple tent is characterized in that: through holes are also formed in the side wall of the lower center head part; and the rope traction end of the rope traction mechanism penetrates through the upper and lower center head parts and then goes out from the through holes in the side wall of the lower center head part. The improved simple tent provided by the invention can be folded and opened without limitation on the operator height, and can be easily operated by little power.

The invention relates to a can opening device. A base, a clamping mechanism and a lifting and pulling mechanism are included; two sliding walls are connected to the base; a rack slides in each slidingwall; a straight gear is engaged to the bottom of each rack; and a screw rod is connected to each straight gear. The clamping mechanism comprises two clamping blocks right opposite to each other; each clamping block is provided with a threaded hole in threaded connection with the corresponding screw rod; each clamping block is provided with a clamping groove; the lifting and pulling mechanism comprises a vertical rod and connection rods; the two ends of each connection rod are connected to the top end of the corresponding rack and the bottom end of the vertical rod correspondingly; a rotatingrod is rotationally connected to the bottom end of the vertical rod; a hook is rotationally connected to the rotating rod; a supporting arm is further connected to the base; a pressing rod is connected between the top end of the vertical rod and the supporting arm, and is provided with a connection part; the connection part is rotationally connected to the supporting arm; one end of the pressingrod is rotationally connected to the vertical rod; a cross plate connected with the bottom ends of the racks is arranged below the base, and is provided with a sharp knife; and the middle portion of the base is provided with a through hole. The scheme achieves that a can bottle is easily opened.

The invention discloses a refrigerator. The refrigerator comprises a refrigerator body and a door body; the door body is arranged on the refrigerator body in an openable and closable mode; and a top block is arranged on the refrigerator body and provided with a sliding face, and the sliding face gradually extends towards the door body on the set track. The refrigerator further comprises a door opening and closing assembly which includes a handle and a push block; the handle is movably arranged on the outer side of the door body; the push block is arranged on the inner side of the door body and connected with the handle; and when moving in the set direction, the handle can drive the push block to abut against the slide face along the set track. According to the refrigerator of the embodiment of the invention, the door opening and closing assembly is arranged, and thus, a user can open the door body with less effort.

The invention discloses a refrigerator, and relates to the technical field of refrigerators. The refrigerator is used for solving the problem that opening of a refrigerator door is relatively laborious on the basis of realizing automatic closing of the refrigerator door of a refrigerator in the prior art. According to the refrigerator, a box body and a box door are hinged through a hinge, a shaftsleeve is fixedly connected with the box door, and an installation through hole is formed in the shaft sleeve; a transmission device is installed in the installation through hole; the transmission device comprises a hinge shaft fixed on the box body; a lower support is fixed on the hinge shaft, and wedge-shaped teeth are arranged on the upper end surface of the lower support; the hinge shaft is sleeved with an upper support, the lower end surface of the upper support is provided with a wedge-shaped groove corresponding to the wedge-shaped teeth, the wedge-shaped teeth consist of a top surfaceand two side surfaces, at least one of the two side surfaces of the wedge-shaped teeth is a spiral surface, and the spiral surface is used for guiding the upper support to spirally ascend or spirallydescend along the axis of the hinge shaft; the upper support is in sliding connection with the shaft sleeve through the guide part; a limiting block is fixedly arranged on the shaft sleeve; and an elastic part is abutted between the upper support seat and the limiting block.

The invention discloses an improved hopper. The improved hopper comprises a support, a hopper body and a hopper cover, wherein the hopper body is fixedly mounted on the support; a discharging port with a circular arc shaped bottom part is formed in the bottom part of the hopper body; a hopper cover is arranged at the discharging port and is rotatably connected to the hopper body through a rotatingshaft; the bottom part of the hopper cover is circular arc shaped; the hopper cover is movably connected to the support through a driving mechanism; the driving mechanism comprises a driving rod anda driving arm; the driving arm is rotatably connected to the support through the rotating shaft; one end of the driving rod is rotatably connected to the driving arm through the rotating shaft, and the other end of the driving rod is rotatably connected to the hopper cover through the rotating shaft. With the adoption of the improved hopper, the problem of material is scattered after the hopper cover is closed can be effectively avoided; the hopper cover can be conveniently opened or closed, and the force is saved; when the improved hopper is use for supplying concrete, the distance is reserved between the upper surface of the hopper body and the bottom part of the support, so that the concrete can be conveniently fed into the hopper body through a concrete mixer truck.

The invention relates to treatment equipment, in particular to needle tubing treatment equipment for blood drawing in the gynecology department. According to the needle tubing treatment equipment forblood drawing in the gynecology department, collection is made convenient, crushing treatment can be conducted and the phenomenon that chippings adhere to the wall can be avoided. In order to achievethe technical aims, the needle tubing treatment equipment for blood drawing in the gynecology department comprises a collecting bowl and the like. The upper portions of the left side and the right side of the collecting bowl are both connected with connecting rods, and the tail ends of the connecting rods are connected with a storage box. The storage box is connected with a switching mechanism. The top of the collecting bowl is connected with a discharging mechanism. By means of the needle tubing treatment equipment for blood drawing in the gynecology department, the effects of being convenient to collect and capable of conducting crushing treatment and avoiding wall adhering of the chippings are achieved; due to arrangement of the switching mechanism and the discharging mechanism, the purpose that medical workers can collect and treat needle tubing conveniently can be achieved; and by starting a motor to rotate, the needle tubing inside the collecting bowl can be crushed into the chippings, and the medical workers can treat the collected needle tubing conveniently.

The invention discloses a valve. The valve convenient to adjust can be adjusted through the hand or a manual tool. The valve is structurally characterized in that a valve body comprises an upper cover and a lower base; a drainage plate is arranged in a water inflow chamber of the lower base, and the upper cover is connected with a control valve element; and a baffle of the valve element stretches towards the drainage plate to form multiple posts to be matched with through holes in the drainage plate in position, and through water outlets are further formed in the baffle and matched with protrusions on the drainage plate in position. When the valve is adjusted to be opened or closed, fluid can achieve the transitional buffering process, excessive impact of the fluid on the valve in the adjusting process is reduced, and meanwhile noise generated in the early adjusting process is lowered.

The invention relates to the technical field of home, and discloses an improved normally-closed type door closer which comprises a shell, a constant-pressure cavity, a hydraulic cavity, a stroke cavity and a piston rod. A constant-pressure oil way is formed in the inner wall of the shell and makes the constant-pressure cavity communicate with an inner cavity of the hydraulic cavity. The end, located in the stroke cavity, of the piston rod is fixedly connected with a strip-shaped magnet. By arranging the constant-pressure oil way and making the constant-pressure cavity communicate with the inner cavity of the hydraulic cavity through the constant-pressure oil way, in a front half route of rightward movement of a plunger, the hydraulic oil mainly flows through the constant-pressure oil way,the damping effect is quite small, that is, the resistance is low and labor-saving opening is easy when a front half corner section of a door is opened, the constant-pressure oil way completely entersthe constant-pressure cavity when a rear half corner section of the door continues to be opened, a throttling hole has a main throttling and damping effect, the door opening resistance is high, at the moment, the door cannot continue to be pushed open by general behaviors when people go through the door without being affected, and therefore the labor-saving door opening can be realized, and a spring can be protected against large pressure strain.