48results about How to "Simple and exquisite structure" patented technology

The invention discloses a haze-proof cap, which comprises an upper case, a support frame, a memory cotton liner, a lower case, a transparent wind blocking cover, a filtering material assembly, a fan assembly, an LED (light emitting diode) lamp group, a rechargeable battery, a circuit board and a switch assembly, wherein the memory cotton liner is internally lined at the inner side of the support frame; the LED lamp group and the rechargeable battery are assembled on the support frame; the circuit board and the switch assembly are assembled on the lower casing; the support frame, the upper case and the lower case are jointly assembled to form a C-shaped cap body; the transparent wind blocking cover is assembled at the sealed end of the cap body; the filtering material assembly and the fan assembly are assembled and arranged at the opening end of the cap body and filtered and purified air is input into a space formed at the inner side of the transparent air blocking cover through an air guide pipe. The haze-proof cap has the advantages that the wearing is simple and convenient; the three-dimensional air purification effect is achieved in a narrow and small space in the mouth and nose position; the use performance is safe and reliable; the invasion caused by outgoing in haze weather is effectively avoided.

The invention discloses a frostless cool house automatic control device, which comprises a cool house temperature sensor for measuring the temperature of the cool house, a frost temperature sensor for measuring the temperature of frost on the surface of an evaporator of an air cooler, a cool house temperature secondary instrument for setting temperature bound of the cool house, a frost temperature secondary instrument for setting temperature bound of the frost, the air cooler arranged in the cool house, a refrigerator arranged outside of the cool house and a control circuit for controlling the operation of the air cooler and the refrigerator. The control device utilizes the combination of the cool house temperature and the frost temperature to control corresponding refrigeration equipment and make the refrigeration equipment operate high-efficiently without frost, and the temperature of the cool house is automatically maintained within the required temperature range. The control device has the advantages of delicate and simple structure of circuits, strong operability and low failure rate.

A proximal humerus T-shaped outer fixator is composed of an outer fixator frame body, a steel needle fixing clamp connected to the outer fixator frame body and a half needle clamped in the steel needle fixing clamp. The outer fixator frame body is composed of a vertical tubular connection rod, a horizontal arc multi-hole connection plate and a locking joint apparatus for connecting the arc multi-hole connection plate to the upper end of the tubular connection rod. The steel needle fixing clamp is composed of a steel needle fixing clamping A connected to the tubular connection rod and a steel needle fixing clamp B connected to the arc multi-hole connection plate. More than three holes are formed in the arc multi-hole connection plate, and the number of the holes is an odd number. The proximal humerus T-shaped outer fixator is simple in structure, stable in fixing, capable of facilitating movement of limbs, suitable for simple fracture and complex fracture in proximal humeral fracture, especially suitable for curing humerus surgical neck fracture, open fracture and infectious fracture and capable of quickly achieving restoration and fixation of the proximal humeral fracture.

The invention provides a single-cylinder lockset tensioner, which comprises a tensioning block and a push block; the tensioning block is provided with two rope crossing holes, and the push block is provided with two cable fixing holes corresponding to two rope crossing holes; a pressing screw for fixing the cable is arranged on every cable fixing hole, and an air hole or oil hole is arranged in the push block; a push rod is glidingly arranged in the air hole or the oil hole, and the tensioning block is provided with an installing hole; the outer end of the push rod is fixedly connected with the tensioning block after deepening to the installing hole; the inlet of the air hole or the oil hole of the push block is equipped with a fast joint. The single-cylinder lockset tensioner is simple and ingenious in structure; through a single-cylinder structure, the distance between the tensioning block and the push block is changed, thus the acting force can be applied to the lockset at uniform speed, and the lockset is further tensioned; during the tensioning process, the lockset cannot be ruptured by serious local stress for the stress is uniform, and the lockset working requirement is guaranteed.

The invention discloses a turntable-type wafer automatic dividing loader, which comprises a host platform, a feeding table, a driving mechanism, a transmission rod, a dividing carrier, a sliding vane slope, a carrier lifting mechanism, a wafer carrier and a wafer carrier storage water tank, wherein the host platform is provided with a wafer dropping hole; the dividing carrier is arranged on the host platform and is connected with the driving mechanism through the transmission rod; the dividing carrier is provided with round holes for accommodating wafers; the feeding table is located at one side, close to the edge, above the host platform; the driving mechanism is located above the middle part of the host platform; the upper end of the sliding vane slope is located below the wafer dropping hole in the host platform, and the lower end is aligned with the clamping groove of the wafer carrier; and the wafer carrier is placed inside the wafer carrier storage water tank and lifting is controlled by the carrier lifting mechanism. The structure is delicate and simple, automatic division of laminated wafers can be realized, the wafer can be automatically loaded to the carrier clamping groove, the working intensity of an operator is greatly reduced, the working efficiency is improved, and the risk of wafer loss caused by manual errors can be reduced.

The invention provides an electric vehicle axle bearing cup which comprises a bearing sleeve connection portion and an end portion. The bearing sleeve connection portion is cylindrical and is connected with the end portion into a whole. The bearing sleeve connection portion comprises a pressure sensing and measuring portion which is arranged on a cylinder of the bearing sleeve connection portion and serves as a part of the cylinder, the outer wall and the inner wall of the pressure sensing and measuring portion have defaults relative to a regular cylinder, and the distance from the portion between the defaults of the inner wall of the pressure sensing and measuring portion to the axis of the pressure sensing and measuring portion is smaller than the distance from the defaults to the axis; the position, adjacent to the end portion, of the pressure sensing and measuring portion is provided with a bar-shaped hole, and the pressure borne by the inner wall of the bearing cup in the centrifugal direction is sensed and measured through the pressure sensing and measuring portion. The electric vehicle axle bearing cup is simple in structure, has the axle mechanics sensing function, is easy to assemble, can sense and measure electric vehicle axle stress accurately, does not change the existing structure of an electric vehicle axle of a whole vehicle, and is good in universality and low in manufacturing cost.

The invention discloses an unmanned aerial vehicle object grabbing device. A rotary disc is arranged on the top of a static disc, and the rotary disc is connected with the static disc through a flange bearing, so that the rotary disc rotates around the flange bearing. An outer static ring is arranged above the rotary disc, a circle of baffle is arranged on the top of the outer static ring, an inner static ring is arranged in the outer static ring, one ends of multiple rotary ring iron wires are evenly distributed annularly, one ends of the rotary ring iron wires are fixedly connected with the inner rotary ring, and another ends of the rotary ring iron wires are fixedly connected with the rotary disc. One ends of multiple static ring iron wires are evenly distributed annularly, one ends of the static ring iron wires are fixedly connected with the outer static ring, and another ends of the static ring iron wires are fixedly connected with the static disc. The static ring iron wires and the rotary ring iron wires are both in an L shape, and the bottom faces of the static ring iron wires and the rotary ring iron wires are horizontal faces. An output shaft of a steering engine is connected with the flange bearing in the center of the top face of the rotary disc, the other end of the steering engine is connected with a steering engine rack through a supporting column, and the top face of the steering engine rack is used for being connected with an unmanned aerial vehicle. The problems that only one remote control channel exists in the prior art, and the landing position precision of the unmanned aerial vehicle is uncertain are solved.

The invention provides a self-assembled spiral elevator. A structure of the self-assembled spiral elevator comprises an elevating platform base and power devices, wherein a box body is arranged on the lifting platform base; two storing devices, which are correspondingly used for storing a vertical lifting belt and a horizontal lifting belt, are arranged in the box body; the power devices are correspondingly used for driving the vertical lifting belt and the horizontal lifting belt to be pulled from the corresponding storing devices and then sequentially pass through an extrusion wheel and a cam to form a cylindrical lifting body. The self-assembled spiral elevator is simple and ingenious in structure; the working principle of the self-assembled spiral elevator is greatly different from an existing spiral elevator, namely, the two lifting belts of the self-assembled spiral elevator are mutually clamped to form a lifting body, and two steel belts continuously spirally convey and recover to achieve load increasing and decreasing; the height and size of the self-assembled spiral elevator are much less than those of an existing elevator under the same stroke. The self-assembled spiral elevator has a small requirement on the depth of a foundation pin, and is low in maintenance cost.

The invention relates to a safe lock device of a refrigeratory, which is mainly used for solving the problems that an existing openable door lock in the refrigeratory is complex in structure, is high in cost, and is poor in burglar prevention. The safe lock device is characterized in that a rotation shaft (5) is installed in a rotation shaft base (8) penetrating through a door body (7); one end of a buckling ring (6) is hinged with a buckle hand (4), and the other end of the buckling ring (6) sleeves a bending body (9) of the rotation shaft (5); after the rotation shaft (5) rotates for a certain angle, the buckling ring (6) can slide off from the bending body (9). For the safe lock device of the refrigeratory, the buckling ring can be separated away from the bending body on the rotation shaft after a handle is rotated by 180 degrees, and then a door of the refrigeratory is opened; the safe lock device has the characteristics of simple and exquisite structure, low cost, and good anti-theft performance.

The invention discloses a cool house instant automatic defrosting control device, which comprises a cool house temperature sensor for measuring the temperature of the cool house, a frost temperature sensor for measuring the temperature of frost on the surface of an evaporator of an air cooler, a cool house temperature secondary instrument for setting temperature bound of the cool house, a frost temperature secondary instrument for setting temperature bound of the frost, the air cooler arranged in the cool house, a refrigerator arranged outside of the cool house and a control circuit for controlling the operation of the air cooler and the refrigerator. The control device makes the evaporator of the air cooler in the cool house defrost instantly and release cooling air to the cool house, so that the cool house has no frost and high-efficiency and safe operation. The control device has the advantages of delicate and simple structure of circuits, strong operability and low failure rate.

The invention relates to a back rolling massage device which comprises a support framework, a self-adjusting support frame, a transverse moving mechanism and a plurality of massage modules, wherein the support framework consists of two portal frames; the transverse moving mechanism consists of a stepping motor, a lead screw and a lead screw nut; the lead screw is arranged between cross beams of the two portal frames; one end of the lead screw is connected with the stepping motor; a plurality of massage modules are connected into a whole through the self-adjusting support frame; the top of theself-adjusting support frame is in transmission connection with the lead screw through the lead screw nut; through being driven by the stepping motor, the self-adjusting support frame drives the plurality of massage modules to do reciprocating movement in the longitudinal direction along the lead screw; a plurality of plum blossom rollers are arranged at the bottom of the self-adjusting support frame, and the self-adjusting support frame consists of a sliding connecting frame, a fishbone-shaped support frame and a swinging frame which are sequentially connected from top to bottom; and throughthe self-adjusting support frame, the height and the angle of the plum blossom rollers can be automatically adjusted under the effect of external force. The back rolling massage device has the advantages that the structure is simple and exquisite; the function is practical; the requirement of relaxing and massaging the back of people at home is met; and the back rolling massage device belongs to an ideal body-building and health-preserving appliance.

The invention discloses a central corner angle needle-dividing knife, which comprises a fixed part, wherein a square through hole is formed in the fixed part; a needle-dividing knife is arranged on the square through hole, and comprises a knife; a knife body with a cross section being in a trapezoidal shape is arranged on the front end of the knife; a fixed hole is formed in the lower right end of the knife; a push rod is connected to the right end of the knife; an air cylinder is arranged on the other end of the push rod; and a spring is arranged between the air cylinder and the fixed hole. The central corner angle needle-dividing knife is simple and exquisite in structure, and can be used for withholding a knitting needle with no need to be lifted up, so that the needle dividing is realized, and the quality of socks is improved.

The invention discloses a noise-reducing air flue shell and a nitrogen and oxygen separating device employing the same. The noise-reducing air flue shell comprises a first branch shell and a second branch shell. The first branch shell and the second branch shell are spliced to form an integral shell. An accommodating cavity for the placement of an oxygen making assembly is formed in the shell. Pairs of partition plates are correspondingly arranged on the inner walls of the two branch shells in a matched manner to divide the accommodating cavity into a plurality of communicating cavities. An air flow wind channel is formed by combining the communicating cavities with the oxygen making assembly. The noise-reducing air flue shell can dissipate head in the shell effectively and prolongs air entering the air flow wind channel of the shell, so that noises from noise sources such as an inner air flow, a compressor, a switch valve and a silencer in the shell can be isolated, reduced and absorbed effectively.

The invention relates to a steel bar prestress tensioning machine, wherein a first driving mechanism can drive a tensioning assembly to move to enable a steel bar to have axial deformation. The tensioning assembly is provided with a tensioning big nut, and the tensioning big nut sleeves a tensioning screw and can slide to be clamped on a fixed end plate to prevent the steel bar from recovering from the deformation. The tensioning assembly further includes a bracket that can move synchronously with the tensioning big nut away from the fixed end plate during the tensioning process. The bracket can slide towards the fixed end plate with the tensioning big nut synchronously in the tensioning big nut screwing process. The bracket is further provided with a nut sleeve detachably connected with the tensioning big nut, a second driving mechanism for driving the nut sleeve to drive the tensioning big nut to rotate and a transmission assembly. Regardless of whether the tensioning big nut moves towards or away from the fixed end plate, the bracket can move together with the tensioning big nut, and the second driving mechanism arranged on the bracket can rotate the tensioning big nut continuously without sudden stop. The structure is simple and ingenious.

The invention discloses an earthquake simulation device which comprises a platform and a base; a movable supporting rod is arranged between the base and the platform; the included angle between the supporting rod and the base ranges from 45 degrees to 90 degrees; and a driving mechanism is arranged on the base. The driving mechanism can apply a first acting force and a second acting force which are parallel to the platform to the platform so as to be matched with the four supporting rods to enable the platform to be switched between the horizontal state and the inclined state, wherein the direction of the first acting force is perpendicular to the direction of the second acting force. A surface formed by connecting points of the supporting rod and the platform and a surface formed by the supporting rod and the base are coaxial rectangles, and sides of the two surfaces are respectively parallel to the first acting force and the second acting force. According to the scheme, the structure is simple and exquisite, longitudinal translation of the platform and inclination in the diagonal direction can be achieved through cooperation of the angle of the supporting rod and stretching and retracting of the upper display, and multi-directional and multi-degree-of-freedom ground wave simulation can be achieved.

The invention relates to an innovative exquisite humidifier. The humidifier consists of a round flowerpot type liquid groove, an absorbent cotton fixing plate, wreath-shaped absorbent cotton, purified water, an absorbent cotton fixing hole and floral-leaf-shaped absorbent cotton. The wreath-shaped absorbent cotton and the floral-leaf-shaped absorbent cotton are fixed in the liquid groove through the absorbent cotton fixing plate, a proper amount of purified water is added into the liquid groove, one portion of the absorbent cotton is soaked into the liquid groove while the other portion is exposed into the air, and water in the liquid groove absorbed by the absorbent cotton is diffused into the air, thereby increasing the humidity of the air. Meanwhile, the evaporation speed can be changed automatically according to the change of the indoor temperature, the vaporization speed is higher when the temperature is higher, the evaporation degree becomes weaker when the temperature falls, and pure physical evaporation is adopted. The humidifier is free from energy consumption, pollution and noise, is easy to operate, and is simple and exquisite in structure.

The invention discloses an adsorption mechanism and an adsorption system. In the invention, the adsorption mechanism comprises: a sucker, wherein the sucker is internally provided with a first air passage and a second air passage, the bottom of the sucker is provided with an air inlet hole communicated with the first air passage, and the sucker is also internally provided wiht an air passing channel which is communicated with the second air passage and penetrates through the top of the sucker; a handover device, wherein the handover device is arranged in the sucker, and the handover device is provided with a supporting rod which is used for being ejected out of the top of the sucker by gas when the gas is introduced into the first air passage; and a one-way control valve which is arranged in the sucker and is connected with the first air passage and the second air passage, wherein the one-way control valve is used for being closed when gas is introduced into the first air passage and is also used for being opened when the gas in the first air passage is pumped out. Compared with the prior art, the adsorption mechanism is simple and light in structure, small in overall size, free of cable interference in rotation and capable of achieving large-angle rotation.

The invention discloses a positioning line clamp. The clamp comprises a C-shaped supporting base (4); a first clamping unit (1) is arranged at the upper part of the C-shaped supporting base (4); a second clamping unit (2) is arranged on the base in the opening of the C-shaped supporting base (4); a third clamping unit (3) is arranged on a side wall in the opening of the C-shaped supporting base (4); and the C-shaped supporting base (4) is made of cast iron. The positioning line clamp is simple and reasonable in overall structural design; all parts of the positioning line clamp are matched withone another; the positioning line clamp can meet product requirements and can support, clamp or position a to-be-positioned-and-welded workpiece part.

The invention discloses a hydraulic support for mines. The hydraulic support comprises a top beam, a shielding beam is connected to one side of the top beam, a first side protection plate is arrangedon the shielding beam, a second side protection plate is installed at one side of the first side protection plate, and a column is connected with a hydraulic mechanism through a connecting fastener; aturntable is arranged below the hydraulic mechanism, and fixedly connected to a fixed disc through fixing bolt grooves, a connecting rod is installed at one side of the hydraulic mechanism, a connecting rod supporting rod is installed on the connecting rod, a base is installed below the fixed disc, and a push device is arranged at one side of the base. Compared with the prior art, the hydraulic support has the advantages that by installing the electric-control turntable below a column mechanism, the position of acting force and the fixed-amount supporting position of the column are adjustable, moreover, the hydraulic support is provided with a face guard device and the push device, so that the hydraulic support is more convenient to install and use as a whole, and various mine space problems can be dealt with; the hydraulic support is simple and exquisite in structure, does not have quick-wear parts, and is high in practicability and attractive and elegant in appearance.

Provided is a light-weight shifting-type corn thresher. According to the light-weight shifting-type corn thresher, threshing gaps can be adjusted manually. The light-weight shifting-type corn thresher is a small domestic electric corn thresher which is simple in structure and good in stability. The light-weight shifting-type corn thresher includes a motor, front support legs, a hopper, a box cover, a box, rear support legs, a motor support frame, a corn kernel outlet, a corn cob outlet, a shifting device, a threshing roller and a gland, the two ends of the threshing roller are fixed on the box through rolling bearings and bearing seats, the two sides of the threshing roller are welded with a spiral threshing rib, a spiral feeding rib is welded on the threshing roller, a linear threshing rib is welded on the left side of the inside of the box, the gland is mounted above the threshing roller, the shifting device is mounted on the rear face of the box, the corn kernel outlet is formed in the lower portion of the box, the box cover is connected with the box through bolts, the hopper is connected with the box cover through bolts, and a shifting groove and the corn cob outlet are formed in the rear face of the box. According to the light-weight shifting-type corn thresher, the threshing gap can be adjusted by shifting, and for corn of different cob diameters, relatively good threshing effects can be ensured; meanwhile, the whole machine of the light-weight shifting-type corn thresher is relatively small in size, compact in structure and relatively good in stability.

The invention provides a rotatable operating rod device, which comprises an operating rod, a hollow operating rod box and a connecting plate, wherein the operating rod is connected to the operating rod box through a mounting plate; a protruding hollow cylinder is arranged on the operating rod box; the side face of the hollow cylinder is provided with a boss; a round hole matched with the hollow cylinder is formed in the connecting plate; the edge of the round hole is provided with at least one groove which is matched with the boss; the hollow cylinder penetrates through the round hole from one side of the connecting plate and extends to the other side of the connecting plate; a spring is sleeved at an extension part of the hollow cylinder positioned on the other side of the connecting plate; the end of the hollow cylinder is fixedly connected with a pressing ring which presses against the spring; the connecting plate is fixedly connected with an operating platform; and due to matching of the hollow cylinder, the boss and the spring, the boss on the side face of the hollow cylinder is clamped in the groove and can be fixed. The device can be applied to the fields in which the operating rod is required to be rotated, the operating rod is rotated to the table top or below at ordinary times or in the transport process, so that the volume is saved, and the operating rod is rotated to the upper part of the table top during use.

The invention discloses a transmission lock body structure and an intelligent water cup applying the transmission lock body structure. The transmission lock body structure specifically comprises a bolt body, a first cavity, a second cavity, a transmission connecting rod and a driving motor. The transmission lock body provided by the technical scheme is simple and exquisite in structure and good insealing performance, can be perfectly matched with application scenes such as a fingerprint intelligent water cup and the like, and has wide applicability and generalizability.

Children's learning chopsticks, the whole is composed of two brackets of the same size and specification connected by a connecting button. On one side of the connecting button, the ends of the two brackets are fixed with smooth rings with smooth surfaces, and the two ends are connected by springs. , the other side of the connection button, that is, the two ends of the bracket on the opposite side of the spring are fixed with a fixing ring, and the fixing ring is provided with a screw thread for use with the adjusting screw button. The combined use of chopsticks can not only achieve the effect of chopsticks, but also truly exercise the flexibility of children's hands, experience the essentials of using chopsticks, and finally achieve the effect of learning to use chopsticks.

The invention discloses a positioning welding structure, which comprises a base plate (1), a fixed base (2), a first limit seat (3), a second limit seat (4), and a third limit seat ( 5), the fourth limit seat (6), the first side splint (7), the second side splint (8) and the adjustment and positioning mechanism (9), the adjustment and positioning mechanism (9) includes the adjustment and positioning base (901 ) and the adjustment and positioning support (902), the adjustment and positioning base is provided on one side of the base plate; 10) and the second positioning pin (11). The invention adopts a positioning welding structure, which is simple and exquisite in structure, easy to use, and occupies a small space, thereby ensuring the stability and accuracy of welding, reducing the difficulty of welding, and improving production efficiency.

The invention discloses punching equipment for punching to an antenna reflector. The punching equipment comprises an output shaft driven by a power source, a plurality of punching pins, and sets of male dies and female dies, wherein the punching pins are all arranged around the output shaft, are matched with the output shaft and can stretch under the driving of the output shaft in the self length direction; the quantity of the punching pins is the same with that of the sets of male dies and female dies, in each set of a male die and a female die, the male die and the female die are oppositely arranged at an interval, and are used for clamping and fixing the antenna reflector, the male dies and the female dies are provided with aligned penetrating holes so as to allow the punching pins to penetrate in from the inside out in sequence and further carry out punching to the antenna reflector. Due to the adoption of the implementation way, a plurality of holes can be punched in the antenna reflector in one step as to be used as mounting holes or leakage holes, the process is simple, the hole forming angle, position and aperture are accurate, and the equipment structure is simple and ingenious.