26results about How to "Avoid fragile" patented technology

The utility model relates to a heat supply unit automatic exhaust equipment technical field, specifically speaking is a kind of heat supply unit primary network supplement secondary network automatic exhaust device, including jar body, the water inlet pipe and water outlet pipe for supplementing water are provided in the jar body periphery;Water source after the turbulence of the type plate will enter conical pipe, the spiral groove of conical pipe inner periphery is convenient to the water source and makes water source form spiral force pass through conical pipe and enter the bottom side of jar body, simultaneously, small particle solid and float carried in water source can be thrown to the inner wall on the bottom side of jar body under the centrifugal force generated by spiral conveying, and it is convenient to settle in jar body bottom, and the conical pipe of conical structure is convenient to the interception of small particle solid and float, and the vertical pipe of ring seat inner periphery in the bottom of conical pipe can be convenient to the water source of reflux and spiral conveying and shunt, to further reduce the condition that small particle solid and float are moved by water source and move accordingly.

The utility model belongs to the technical field of handbag, concretely relates to adjustable shoulder strap formula handbag, including the bag body, the bag body and the shoulder strap of extending setting along the bag body height direction, the bag body is formed with the gap between the inside and outside two layers, the inside and outside layer between the inside layer and the outside layer form gap, the shoulder strap is circular and surrounds the bag body setting, and the shoulder strap and the bag body coincide portion set in the gap between the inside and outside layer of the bag body length direction both sides, the shoulder strap lower extreme is located in the gap between the inside and outside layer of the bag body bottom surface, the shoulder strap can slide in the gap, the bag body is provided with the both sides of the shoulder strap and is equipped with the adjusting hole, the bag body is equipped with the both sides of the shoulder strap and is equipped with the limiting device still in the upper end, and the limiting device and the shoulder strap correspond to set, and the limiting device will be opposite fixed with the bag body with the shoulder strap. Through the above-mentioned component's setting, not only makes the handbag neatness high, but also can adjust length range to be bigger, improves the bearing capacity and the service life of handbag simultaneously.

The utility model relates to the field of outside rear-view mirror support processing, and discloses an electronic outside rear-view mirror support structure with a z-plane axis rotation function, which comprises a shell, a camera is fixedly connected to the left side of the shell, a first connecting piece is fixedly connected to the bottom of the right side of the shell, and a second connecting piece is arranged at the bottom of the first connecting piece. A first motor is fixedly connected to the bottom of the inner wall of the second connecting piece, a second connecting rod is fixedly connected to the output end of the first motor, a first gear is fixedly connected to the top of the second connecting rod, and the second connecting rod is arranged on the left side of the first gear. According to the utility model, the first connecting piece is arranged at the bottom of the shell, the assembly box is arranged in the first connecting piece, and the plurality of springs are arranged between the assembly box and the bottom plate, so that when a vehicle runs and the shell vibrates due to bumping, the stress is weakened by the plurality of springs; and the problem that the electronic outside rear-view mirror is easy to damage due to bumping in the running process of the vehicle is solved.

The utility model discloses an anti-creeping multilayer printed circuit board structure for an electric cooker, which comprises a sealing layer, insulating layers and a wiring layer, the insulating layers are arranged in the sealing layer, a first conducting layer is arranged below the first group of insulating layers on the upper side in the sealing layer, a voltage sensor is arranged on one side of the first conducting layer, and a second conducting layer is arranged on the other side of the first conducting layer. One side of the voltage sensor is connected with an interface, the lower part of the first conductive layer is connected with a wiring layer through a pipeline, the bottom of the wiring layer is provided with a heat dissipation copper pipe, the lower part of the wiring layer is connected with a second conductive layer through a pipeline, one side of the second conductive layer is connected with a plurality of groups of grounding piles, and the grounding piles are connected with a power supply. The multiple groups of grounding piles are uniformly arranged along the horizontal direction of the second conductive layer, the waterproof material is adopted to seal the edge, so that the moisture resistance of the circuit board is improved, the voltage sensor is arranged on the conductive layer connected with the electric cooker to prevent the circuit board from being damaged by electric leakage, and the use safety is improved.

This invention discloses a GIS-based land spatial planning and design surveying device, including a fixed platform. A storage slot is formed on the upper side wall of the fixed platform, and a horizontal plate is fixedly connected within the storage slot. An electric telescopic rod is fixedly connected to the upper side wall of the horizontal plate. The drive end of the electric telescopic rod is vertically upward and fixedly connected to a fixing block. A surveying instrument is mounted on the upper side wall of the fixing block. Two sealing plates are slidably disposed on the upper end of the fixed platform, and a linkage mechanism is provided between the opposing side walls of the two sealing plates and the electric telescopic rod. When not in use, this invention automatically protects the surveying instrument through the two sealing plates, solving the problem of easy damage in cluttered environments. It also allows for adjustment of the angle of the drawing board, facilitating drawing operations on the drawing board for users.

The utility model provides a torque connector and an uncapping machine with the torque connector, the torque connector comprises a rotating rod, the rotating rod comprises a first rod body and a second rod body which are rotatably connected, and the first end of the first rod body can be connected with a driving part; the first end of the spring sleeves the second end of the first rod body, the second end of the spring sleeves the first end of the second rod body, and the first rod body and the second rod body are both in interference fit with the spring; and the uncovering structure is arranged at the second end of the second rod body. According to the technical scheme provided by the invention, the problems that the uncovering efficiency is low due to the fact that an operator performs uncovering operation on a plurality of cryopreservation tubes manually, and the joint of the tube body and the tube cap is easy to damage due to large torsion during uncovering operation in the prior art can be solved.

The utility model relates to the technical field of hot runner injection molds, in particular to a color changing structure, a hot runner nozzle and a hot runner system.The color changing structure is characterized in that an annular end cover annularly sleeves the periphery of a valve needle and is located in a gap between the outer end face of a flow guide shuttle and the inner wall of a mold open frame cavity; the sleeve part and the annular end cover are integrally formed, and the sleeve part is arranged on the periphery of the flow guide shuttle extending part in a sleeving mode. The annular end cover and the sleeve part are formed by solidifying molten plastic; according to the color changing structure formed by solidifying the molten plastic, an existing color changing cap is removed, the problems that the color changing cap is prone to damage and needs to be replaced frequently are solved, the product quality is greatly improved, and the production cost is reduced.

The utility model discloses an electric lunch box with a detachable heating base, and relates to the field of lunch boxes. The electric lunch box comprises an electric heating seat, a lunch box main body is arranged at the top of the electric heating seat, and a sealing cover is mounted at the top of the lunch box main body; the food-grade stainless steel container comprises an outer shell, a steam circulation hole, a food-grade stainless steel container and a sealing rubber plug. According to the electric lunch box, the heating base can be directly placed in a place needing to be used and is not carried along with the lunch box body, the lunch box body is sealed through the sealing rubber plug in the carrying process, during heating, the food-grade stainless steel container is lifted, then the connecting plate is taken down, and the sealing rubber plug is moved out of the interior of the steam circulating hole; then the lunch box main body is placed on the electric heating seat to be heated, so that steam is discharged upwards through the steam circulating hole and the communicating hole to heat food in the food-grade stainless steel container, and the problem that the electric heating seat is easy to damage when being carried along with the lunch box main body is avoided.

The utility model relates to a leisure chair convenient to disassemble and assemble. Belongs to the technical field of furniture. The chair comprises a chair seat and at least three chair legs, wherein the chair legs are independently connected to different positions of the chair seat from respective directions; at least one group of chair leg connecting assembly is arranged between any two adjacent chair legs; the chair leg connecting assembly comprises a first connecting piece and a second connecting piece which are arranged in pairs, the first connecting piece is provided with a first supporting part used for fixing the second connecting piece, and the second connecting piece is provided with a second supporting part used for fixing the first connecting piece. According to the utility model, the chair leg connecting assemblies are arranged between the adjacent chair legs, so that the chair legs can support each other to form a whole, when a single chair leg is additionally stressed, the additional force can be dispersed between the chair legs through the chair leg connecting assemblies, and the problem that the chair legs are easy to break due to the fact that the stress of the single chair leg is suddenly increased is avoided; the device has the advantages of being good in integrity and high in stability.

The utility model discloses a white spirit fermentation tank with a movable protective structure, which comprises a fixedly mounted protective bottom plate, hydraulic machines are arranged on the lower sides of the front end and the rear end of the fixedly mounted protective bottom plate, movable telescopic rods are arranged at the left end and the right end of each hydraulic machine, and movable supporting blocks are arranged at the outer ends of the movable telescopic rods. A ceramic brake pad is arranged at the outer end of the movable supporting block; the fermentation box body is arranged above the fixedly-mounted protective bottom plate, a first adjusting bolt is arranged at the joint of the fermentation box body and the fixedly-mounted protective bottom plate, a sealing cover plate is arranged on the front side of the fermentation box body, and a sealing top plate is arranged above the fermentation box body. According to the white spirit fermentation tank with the movable protection structure, movable protection operation can be carried out according to needs, the problems that the tank body is large and is difficult to transport and easy to damage are solved, stable connection and installation are facilitated, and the practical effect is poor.

The utility model relates to the technical field of air cannons, in particular to an air cannon for dredging blocked coal of a raw coal bunker, which comprises an air cannon body and a lifting plate fixedly mounted at the lower end of the air cannon body, and an adjusting device is hinged to the lower end of the lifting plate. The installation efficiency is low due to the fact that the pipeline installation position cannot be rapidly matched, and meanwhile damping treatment cannot be conducted in the using process.

The present invention relates to a temperature-controlled varicose vein electrode with a cold cycle, belonging to the technical field of medical devices. The temperature-controlled varicose vein electrode with a cold cycle of the present invention comprises an electrode front end structure, an electrode body of a water-cooling structure, and a handle. The present invention simplifies the cold cycle water circuit structure design, wherein the cooling water inlet pipe and the outer sleeve are made of high-temperature resistant non-metallic materials, and a double thermal insulation design is performed in terms of material and structure. The design structure is simple, and it can safely and effectively puncture into or around the varicose vein cavity, and can continuously perform microwave treatment to improve treatment efficiency.

The utility model discloses a board to board connector female seat, including being equipped with female seat main part, first electrically conductive body and mounting plate, the female seat main part is equipped with installation cavity and the first installation hole of the female seat main part, this first electrically conductive body includes fixed part and clamping part, and the fixed part one end is connected with the first welding portion through the connecting portion, and the other end is connected with the clamping part, the first installation hole includes fixed hole and the spacing hole of the fixed hole same direction and aperture less than fixed hole, when the fixed part and fixed hole hole wall resist and fix with the first electrically conductive body and female seat main part fixed, the mounting plate is fixed in the installation cavity after the connecting portion is set, and the mounting plate makes the clamping part one end butt joint in fixed hole tail end, and the contact gap on the clamping part is on same straight line with spacing hole. Because the fixed hole of larger aperture cooperates with the fixed part, can make the contact gap on the clamping part be located in the middle of installation hole, avoid the easy damage of using when deviating. Also can avoid the shrinkage phenomenon in the forming process.

The utility model provides an electric scooter which comprises a scooter frame, a pedal, a cover plate and a sensor assembly, and the pedal is installed above the scooter frame and used for bearing a rider; a first groove is formed in the upper surface of the pedal, and / or a second groove is formed in the lower surface of the cover plate; the cover plate is connected with the upper surface of the pedal, and a containing cavity located between the cover plate and the pedal is formed by the first groove and / or the second groove during connection; the sensor assembly comprises a plurality of pressure sensors distributed on the upper surface of the pedal at intervals, and the pressure sensors are fixed in the containing cavity. Thus, the pressure sensor can be used for detecting the actual number of people bearing the electric skateboard, the cover plate can be used for fixedly installing the pressure sensor and can also protect the pressure sensor, and the electric skateboard is simple in structure and good in protection performance on the pressure sensor.

The application discloses a process chamber, an upper electrode device thereof and a semiconductor process equipment. The upper electrode device comprises a radio frequency coil (11) and an adjustable capacitor (12). The radio frequency coil (11) is used for being wound outside a shielding cylinder (70) of the process chamber, and the shielding cylinder (70) is used for being sleeved outside a plasma generating cavity (20) of the process chamber. The adjustable capacitor (12) is connected in series with the radio frequency coil (11), and the adjustable capacitor (12) is used for being adjusted to different capacitance values in an ignition stage and a reaction stage of the process chamber. The above scheme can solve the problems of ignition difficulty and plasma bombardment on a dielectric window, and can also relieve the problem of abnormal discharge caused by the adoption of a lifting structure of the radio frequency coil.

The utility model discloses a loading and supporting device for biscuit or potato chip production, which comprises a rack, a first supporting box conveying device, a biscuit conveying device, a box pressing structure and a turnover mechanism, and a supporting box is conveyed by the first supporting box conveying device to pass through the box pressing structure and is downwards covered and tightly buckled on biscuits stacked in the horizontal direction; the biscuits and the supporting box are overturned to the position, below the biscuits, of the supporting box under the action of the overturning mechanism and bear the biscuits. According to the supporting device, the box pressing structure is connected to the rack, the turnover mechanism is connected to the biscuit conveying device, and the supporting box is conveyed by the first supporting box conveying device to pass through the box pressing structure and then is downwards covered and tightly buckled on the biscuits stacked in the horizontal direction; the biscuits and the supporting box are overturned to the position, below the biscuits, of the supporting box under the action of the overturning mechanism, and the biscuits are supported; through the structural cooperation, the supporting box can be tightly buckled on the biscuits, the biscuits are neatly and tightly arranged in the supporting box, the gap between the biscuits and the supporting box is reduced, and the problem that the biscuits are prone to breakage is effectively solved.

The utility model relates to an automobile guard plate assembly metal clamp spring which comprises a first connecting rod and a second connecting rod, and the first connecting rod is rotatably connected with the inner side of an automobile guard plate. The utility model relates to the technical field of automobile guard plate clamping springs. According to the metal clamp spring of the automobile protection plate assembly, when an automobile protection plate is installed on an automobile door metal plate of an automobile, the first connecting rod and the rotating block are inserted into the position between the two clamping plates, one end of the torsion clockwork spring rotates to accumulate potential energy in the gradual insertion process, and when the rotating block is completely inserted into the position between the two clamping plates, the first connecting rod and the rotating block can rotate to accumulate potential energy. The accumulated potential energy is released by twisting a clockwork spring, so that a first connecting rod and a rotating block automatically complete rotation, and then the rotating block is clamped into a clamping plate, so that the first connecting rod and a second connecting rod are connected with each other, and the effect of fixing the automobile protection plate on an automobile door metal plate of an automobile is achieved; the problem of damage caused by linear insertion and extraction of the buckle is effectively avoided, and the effect of prolonging the service life of the buckle is achieved.

The utility model discloses a shell-breaking toy egg. The shell-breaking toy egg comprises an upper shell, a lower shell, a flicking assembly and a triggering assembly. The lower shell is provided with a screwing part, the bouncing-off assembly comprises a spring and a bouncing column, the spring is arranged on the lower shell, the bouncing column is connected to the upper portion of the spring, a locking notch is formed in the bouncing column, and the triggering assembly comprises a driving shaft, a gear set, a spring box, a one-way wheel and a shifting rod. The shifting rod is provided with an upper locking part and a lower shifting part, and the locking part can be matched with the locking notch in an inserted mode to limit the elastic column to bounce upwards to eject the upper shell open. And the driving shaft drives the gear set to wind the spring box, then drives the one-way wheel to rotate and enables the one-way teeth to stir the stirring part, so that the locking part is separated from the locking notch, and the elastic column is released to jack up the upper shell. The egg shell breaking device simulates the egg shell breaking action, has interestingness and is simple and reliable in structure.

The present invention discloses a stator winding connection structure and a magnetic levitation pump based on an integrated magnetic levitation motor. The magnetic levitation motor includes a housing, a base, and a stator assembly and a control unit arranged in the housing. The control unit includes a control circuit board. The control circuit board and the stator winding have a first distance in the axial direction. A plurality of metal connectors are also arranged in the housing, which are arranged within the first distance. Each metal connector is connected to a corresponding stator winding. The side of the metal connector adjacent to the stator winding is configured to be electrically connected to the lead-out end of the stator winding, and the side adjacent to the control circuit board is configured to be electrically connected to the control circuit board; wherein the hardness of the metal connector is greater than the hardness of the stator winding. By replacing the electrical connection between the stator winding and the control circuit board with a metal connector, the problem of the stator winding being soft and easy to be damaged is avoided, and its service life is increased; and when replacing, the metal connector only needs to be disconnected from the control circuit board, which is convenient for later maintenance.

This utility model discloses an integrated wave, wind, solar, and energy storage platform for marine energy development, relating to the field of marine energy development technology. It includes a T-shaped platform, a wave energy device, a wind energy device, and a single-point mooring device. The T-shaped platform comprises a horizontal section and a vertical section, with one end of the vertical section fixedly connected to the middle of the horizontal section. Both the horizontal and vertical sections include a first deck and a second deck, with the first deck positioned above the second deck. The first and second decks are fixedly connected by columns. The wave energy device is positioned between the first and second decks. The wind energy device is positioned on the horizontal section and on the upper surface of the first deck. The single-point mooring device is positioned at the other end of the vertical section and on the lower surface of the first deck. The wind energy device drives the T-shaped platform to rotate around the fixed position of the single-point mooring device according to the wind direction, ensuring that the wave energy device faces the waves. This utility model can improve the conversion efficiency of wave energy.

The waste gas treatment mechanism comprises a liquid storage cylinder and a square seat, a spraying cylinder is fixedly connected to the upper surface of the liquid storage cylinder, a connecting frame is arranged in the square seat, a fastener is fixedly connected to the front face of the square seat, a filtering piece is installed in the connecting frame, and a spraying cylinder is fixedly connected to the spraying cylinder. And the outer surface of the connecting frame is fixedly connected with a base with an opening, a pump body is fixedly installed on the outer surface of the liquid storage cylinder, and the output end of the pump body fixedly communicates with a through pipe. According to the waste gas treatment mechanism for plastic spraying, the connecting frame and the square seat are matched through the positioning insertion column and the positioning cylinder, and the sealing ring on the bottom surface of the connecting frame is matched with the through hole in the square seat, so that the connecting frame is stably mounted and is convenient to disassemble, and when the filter part is replaced, only the fastener needs to be operated without disassembling a large number of peripheral parts; the connecting frame can be directly taken out from the square seat, so that the replacement time of the filter screen is greatly shortened, and the maintenance efficiency is improved.

The application provides a transverse shearing device for aluminum plate production and relates to the technical field of aluminum production, which comprises, in sequence, an uncoiling mechanism, a flattening mechanism, a detection mechanism, a marking mechanism, an identification mechanism, a transverse shearing mechanism, a waste shearing mechanism, a waste discharging mechanism and a discharging mechanism; the detection mechanism comprises a detection frame, the detection frame is provided with a light-emitting unit and a receiving unit, the marking mechanism comprises a marking frame, the marking frame is provided with a marking seat sliding along the length direction of the marking frame, and the marking seat is provided with a labeling head; the identification mechanism comprises an identification frame, the identification frame is provided with an identification sensing strip arranged along the length direction of the identification frame, and the identification range of the identification sensing strip covers the width direction of the aluminum strip downward; the identification sensing strip is connected with a controller in communication feedback, and the controller is provided with a time module and a speed module. The application detects the holes on the surface of the aluminum strip before transverse shearing, cuts the aluminum strip according to the hole positions before and after the transverse shearing, and effectively improves the yield of aluminum plate and reduces the waste of aluminum strip cutting.

The invention discloses an automatic folding ladder supporting leg bending device which comprises a heating part and a bending part, the heating part can conduct dynamic heating, and the bending part is used for splitting stress. When the square tube is pushed to the heating mechanism, the square tube is pressed through the pressing device, the mounting plate is pushed to move through the telescopic air cylinder after being pressed until one end of the heating device abuts against the square tube, the heating device is started, the heating amplitude of the heating device on the right side of the square tube is larger than that on the left side of the square tube, then the mounting plate continues to be pushed, and under the action of the connecting rod mechanism, the square tube is heated. In addition, the lengths of the connecting rods are set differently, namely, the length of the second connecting rod is reduced, and the lengths of the third connecting rod and the fourth connecting rod are increased, so that the initial heating angle is consistent, and the heating effect is improved. The same pushing form enables the swing amplitude of the heating device to be distinguished so as to adapt to the difference of core heating areas at the top and the bottom of the square pipe, so that small gradient heating and key area key heating are realized, the internal stress after pipe bending is reduced, and wrinkles are avoided; besides, swing rods are arranged on the two sides, push-pull is conducted on the two sides of each swing device through a push-pull rod, double-side driving is conducted in the push-pull process, axial force is borne by the swing rods, force in all directions is split, and the problem that local parts are prone to damage when swing is conducted through a single arm is effectively avoided.

This utility model relates to the technical field of floor grinding equipment, and discloses a cycloidal assembly and its floor grinding robot. The assembly includes a connecting part, a first swing arm, a second swing arm, a first hook, and a second hook. The connecting part is connected to one end of the first swing arm, the middle of the first swing arm is pivotally connected to one end of the second swing arm, and the other end of the second swing arm is connected to the second hook. The first hook is disposed on the first swing arm and is located between the second swing arm and the connecting part. The connecting part is used to pivotally connect the floor grinding robot. By using the cycloidal assembly, the power cord can be properly fixed at the end near the floor grinding robot. Simultaneously, the power cord gains horizontal rotational freedom by following the swing of the second swing arm, solving the problem of the power cord easily getting caught in the bottom of the floor grinding robot during movement. It also solves the problem of restricted movement of the floor grinding robot if the power cord is fixed.