45results about How to "Few parts involved" patented technology

The invention relates to a garbage pyrolyzing furnace, in particular to a feeding device of the garbage pyrolyzing furnace. The feeding device comprises a feeding pipe (1) and a piston (2); the upper end of the feeding pipe (1) is provided with a feeding port (3); and a contraction loop (4) inwards contracted is arranged between a position of the feeding pipe positioned on the outer end of the furnace wall and the feeding port (3). The invention can effectively keep the sealing performance of the pyrolyzing furnace, and can easily deliver garbage to the furnace with high efficiency simultaneously. In audition, because the invention has simple design and few related parts, the preparation of the parts does not have any technical difficulties, the invention can sufficiently satisfy the stability requirement during garbage treatment industrial production.

The invention relates to a multifunctional walking aid which comprises two side rods and a lower support rod. The top ends of the two side rods are connected through axillary supports, and the middle parts of the two side rods are connected through handles. The multifunctional walking aid is characterized in that the bottom end of the two side rods are connected together through a connecting shaft, the two ends of the connecting shaft penetrate through the side rods, front wheels are arranged at each end part of the connecting shaft in a rotating manner, a knee plate is connected between the two side rods in a rotating manner, a rotation limiting structure is arranged between the knee plate and each side rod and prevents the knee plate from turning downward when the knee plate is in a horizontal state, the upper end of the lower support rod is connected to the connecting shaft in a rotating manner and positioned between the two side rods, rear wheels are arranged on two sides of the rear part of the lower support rod in a rotating manner, the lower support rod and the connecting shaft are connected together through a selective positioning structure, and the selective positioning structure can position the lower support rod in a vertical or horizontal state. When the lower support rod and the knee plate are both in the horizontal state in the same direction, the walking aid serves as a scooter; and when the lower support rod and the knee plate are both in the vertical state, the walking aid serves as a walking stick.

The invention relates to beverage brewing equipment allowing a beverage bag to be removed easily. The beverage brewing equipment comprises a machine base, a first machine part, a second machine part and a holding mechanism used for receiving and holding the beverage bag after the beverage bag is inserted between the first machine part and the second machine part. The beverage brewing equipment is characterized by further comprising a bag scraping plate and an elastic structure; the bag scraping plate can be constrained inside the machine base and can slide in the vertical direction, the bag scraping plate is provided with a blocking part which extends backwards to the upper portion of the rear of the rear end face of the first machine part, and spacing allowing the annular edge of the beverage bag to be placed is formed between the blocking part and the rear end face of the first machine part; the elastic structure acts on the bag scraping plate so that the bag scraping plate can maintain a downward moving trend. According to the beverage brewing equipment, the beverage bag is removed mainly through the action of the bag scraping plate, the number of related components is small, and the structure is simple; in the process of removing the beverage bag, the bag scraping plate moves downwards and will push the annular edge, so that downward pushing force is produced on the beverage bag; in other words, the falling force of the beverage bag not only comprises the gravity of the beverage bag but also comprises the elasticity of the elastic structure, and therefore it is further ensured that the beverage bag is removed smoothly.

The invention relates to a pressure regulator of an electric air pump. The pressure regulator is characterized by comprising a base plate, a flexible sealing fin, a moving plate, a base with an inner cavity, an adjusting screw, a knob with an inner gear ring and a trigger switch, wherein the base plate is provided with a chamber with an open upper part; an air inlet nozzle is arranged on the sidewall of the base plate; the flexible sealing fin is arranged on the upper end face of the base plate and covers the opening at the upper end of the chamber; the moving plate is laid on the flexible sealing fin; the base with the inner cavity is fixed on the upper end face of the base plate; a threaded hole communicated with the inner cavity is arranged on the upper end face of the base; the adjusting screw is connected in the threaded hole; a spring is supported between the lower end of the adjusting screw and the moving plate; a pinion is fixed at the upper end of the adjusting screw; the knob with the inner gear ring is sleeved on an mounting column of the base and can rotate; the pinion is meshed with the inner gear ring of the knob; and the trigger switch is fixed on the base and a contact of the trigger switch extends into the inner cavity of the base. The regulator can drive the adjusting screw to rotate to drive the deformation of the spring by only rotating the knob and realize the adjustment at maximum pressure without extra adjusting tool.

The invention relates to a mosquito defending and repelling lamp which comprises a hollow shell and a mosquito-lured lamp arranged on the upper side of the shell. A draught fan and a mosquito repelling part are arranged in the shell. A mosquito storing chamber for storing mosquito corpuses is formed at the bottom of the shell. An air inlet and an air outlet which are communicated with each other are formed in the shell. The air inlet is formed in the top of the shell and can allow mosquitoes to pass through. The air outlet is located below the draught fan and can prevent mosquitoes to pass through. A night lamp assembly for illumination is arranged in the shell and located between the mosquito-lured lamp and the draught fan. The shell is at least locally transparent or semi-transparent sothat light can permeate through the shell. The mosquito repelling part absorbs mosquito repelling liquid and is arranged below the draught fan. When the mosquito-lured lamp is turned on, the draught fan works, and the negative pressure is formed in the shell so that mosquitoes can be sucked in; when the mosquito-lured lamp is turned off, the draught fan works so that the mosquito repelling liquidcan volatile. Multiple purposes are realized through the draught fan, the draught fan is matched with the mosquito repelling part for repelling the mosquitoes, no other parts need to be arranged for repelling the mosquitoes, multiple purposes are realized through one lamp, and few parts are involved.

The invention provides a transmission system for a grate cooler, aims at solving the problems that the transmission system for the grate cooler in the prior art has complex structure, trivial installation, more lubricating points, large maintenance difficulty and poor running reliability and comprising an eccentric shaft, an eccentric wheel, a bearing seat and a locking mechanism; the locking mechanism comprises a front inner side surface and a rear inner side surface which are opposite and form a containing space; the eccentric wheel can freely rotate after being arranged in the containing space; the minimum distance between the opposite front inner side surface and the rear inner side surface is slightly larger than the diameter of the eccentric wheel; the locking mechanism also comprises a fixed structure which is separated from the eccentric shaft and the eccentric wheel and is used for being fixedly connected with the moving cart and fixing the opposite position between the front inner side surface and the rear inner side surface. The transmission system has simple structure, convenient installation, low maintenance frequency and high running reliability. The invention also provides a transmission structure applying the transmission system and the grate cooler simultaneously, which have same beneficial and technical effects.

The invention relates to a two-way single-direction speed regulating valve. The two-way single-direction speed regulating valve is characterized in that a valve body, a spring base with a first oil opening, a valve base, a bush with a through hole, a pressure compensating valve element, a first spring cavity, a second spring cavity, a throttling valve element, a driving structure are included, wherein a second oil opening is formed in the peripheral wall of the valve body; the periphery of the bush is sleeved with the pressure compensating valve element, the pressure compensating valve elementcan vertically slide along the bush, a through-flow cavity is formed in a large hole part of a step hole of the pressure compensating valve element, and a through-flow hole is formed in the peripheral wall of the bush. A first spring is arranged in the first spring cavity, and a damping hole is formed in the peripheral wall of the bush. A second spring is arranged in the second spring cavity, andthe second oil opening communicates with the second spring cavity. A through-flow groove is formed in the valve base. The throttling valve element can vertically slide, an adjusting cavity is formedin the bottom of the throttling valve element, and a throttling valve is formed in the peripheral wall of the adjusting cavity. The driving structure is used for driving the throttling valve element to vertically slide. The two-way single-direction speed regulating valve has the function of a one-way valve, and it can be guaranteed that the output flow of the second opening is kept consistent; andthe number of involved components is small, and the structure is compact.

The invention provides an unmanned aerial vehicle. According to the unmanned aerial vehicle, the problems that according to an existing unmanned aerial vehicle achieving unfolding and folding of vehicle arms, the structure is complex, the occupied space is large, and the size of the unmanned aerial vehicle is increased are solved. The unmanned aerial vehicle comprises a vehicle body and a plurality of vehicle arms. A plurality of supporting seats the same as the vehicle arms in number are arranged on the vehicle body. Limiting bumps are arranged on the supporting seats. Fixed locking parts and moving locking mechanisms are arranged at the hinging ends of the vehicle arms. According to the unmanned aerial vehicle, the limiting bumps are arranged on the supporting seats, and the fixed locking parts and the moving locking mechanisms are arranged at the hinging ends of the vehicle arms so that the unfolding locking function of the vehicle arms of the unmanned aerial vehicle can be achieved; and meanwhile, through driving mechanisms arranged on locking sliding blocks, locking of the sliding blocks can be relieved, and thus folding of the vehicle arms is achieved. The vehicle arms are attached and locked more firmly and more smoothly; the locking mode of the vehicle arms is simple and practical, the number of involved parts is relatively small, the occupied space is small, and the internal space of the unmanned aerial vehicle can be effectively saved; and assembly is convenient, the cost is low, and folding and unfolding operation is convenient and rapid.

The invention discloses a cargo transmission method for a vending machine platform. The cargo transmission method comprises the following steps: S1: on a starting position, loading cargos: on the starting position, causing the cargos to fall into a skip bucket to finish cargos loading; S2: transmitting the cargos to an unloading position: under the driving of a driving mechanism, causing a cargo loading mechanism to move forwards until the cargo loading mechanism moves to an unloading position, wherein the cargo loading mechanism comprises a skip bucket seat (204) and a skip bucket (200), andthe skip bucket seat and the skip bucket are hinged; S3: dumping the cargos out of the skip bucket on the unloading position: on the unloading position, causing the skip bucket to be inclined, and pouring out cargos in the skip bucket; S4: resetting: after unloading is finished, driving the cargo loading mechanism by the driving mechanism to backwards move to the starting position, and waiting fornext cargo loading. The cargo transmission method for the vending machine platform is easy in implementation, and cargoes can be transmitted and dumped.

The invention provides a temperature adjusting fan capable of being folded to be packaged. The temperature adjusting fan comprises a water tank assembly and a shell assembly, wherein a water storage chamber is formed in the water tank assembly, the shell assembly is installed above the water tank assembly, the shell assembly comprises a plurality of side plate assemblies and a top plate assembly for defining an air flow chamber, at least part of the side plate assemblies are detachably installed between the top edges of the water tank assembly as a whole, and at least part of the side plate assemblies can be completely stored in the water storage chamber after being detached. The invention further provides a folding method of the temperature adjusting fan capable of being folded to be packaged. When the temperature adjusting fan is used, the appearance is the same as that of a normal unit; and during packaging, a rear plate assembly and the left and right side plate assemblies can be completely stored in the water tank assembly, a front face plate assembly does not need to be detached, rapid folding can be realized only through turning, the packaging size is small, a few parts arerelated, and logistics transportation is facilitated.

The invention relates to an electronic smoking device which comprises a shell. An axial through cavity is formed in the shell, a cigarette holder is arranged in the front of the shell, a storage portion for placing cut tobaccos is arranged in the middle of the shell, a heating device is arranged in a rear cavity, and a battery electrically connected with the heating device is arranged in the shell. The electronic smoking device is characterized by further comprising a pushing component, the pushing component comprises a driving device and a conveying part connected with the driving device in adriven manner, the driving device is electrically connected with the battery, and the conveying part is arranged in the cavity and pushes the cut tobaccos in the storage portion to the heating deviceunder the action of the driving device. The driving device drives the conveying part to convey the cut tobaccos, automation degree is high, the problems of nonuniform pushing amount and cumbersome operation of manual cut tobacco pushing are avoided, and use convenience of an electronic cigarette is improved.

The invention relates to a metal integrated skin structure of a rail-controlled engine. The metal integrated skin structure comprises an integrally-formed skin structure, a metal blocking sheet body and a constraint ring. A small nozzle opening gas channel is reserved in the skin, axial cutting is not needed on the whole, and the structure is integrally machined and formed. The outer edge of the metal blocking sheet is designed to be in a gear shape and fixed to a small nozzle gas channel opening through the constraint ring, and the inner profile and the outer profile of the constraint ring are attached to the metal blocking sheet and the skin correspondingly. The skin is assembled in place from one side, and the skin, the metal blocking sheet and a fixed ring are fixed in a mechanical contact manner. When the engine works, the metal blocking sheet is opened, the gear structure of the metal blocking sheet deforms and loses constraint force, the appearance is guaranteed through the mechanical size, and the opening pressure intensity is consistent. The metal integrated skin structure of the rail-controlled engine can meet the requirements of rail-controlled engines with different working pressure intensities.

The invention relates to an injection training device with a sound prompting function. The injection training device comprises an inner hollow shell, wherein an inner sleeve is arranged in the shell,and a boss extends in the radial direction ofan inner side wall of the shell; a piston pipe can be axially slidably inserted into the inner sleeve, a first end of the piston pipe impacts on the boss to generate a sound indicating the start of the injection; a first end part of a piston rod impacts on the boss to generate a sound indicating the completion of the injection, and a second end of the piston rod is detachably connected with the inner side wall of the inner sleeve through a locking structure; a linkage member is arranged on the piston rod, the linkage member is in interference fit with a small diameter section of the piston pipe, and the linkage member is in clearance fit with a large diameter section; a protective sleeve can be at least partially exposed to the port of the firstend of the shell, and an unlocking member capable of unlocking the locking structure is arranged on an inner wall of the protective sleeve; a first elastic member enablesthe piston rod to always maintain a trend of moving toward the first end of the shell; and a second elastic member enablesthe protective sleeve to always maintain a trend of partially exposing from the shell. The injection training device involves fewer components.

The invention relates to a water distributing and collecting device which comprises a housing, a cylinder and a driving mechanism. The housing is provided with a hollow inner cavity; a first opening and at least two second openings formed at an interval are formed in the housing; the cylinder is positioned in the inner cavity of the housing and extends axially in the direction where the second openings are formed at the interval; the outer peripheral surface of the cylinder always keeps in contact with the wall surface, in which the second openings are formed, of the housing; a first through hole always keeping in communication with the first opening is formed in the end wall of the cylinder; at least two second through hole groups are formed in the axial direction at an interval on the outer peripheral wall of the cylinder; and the driving mechanism drives the cylinder to rotate in a stepping manner. The second through hole groups capable of controlling the open/close of the second openings of the housing and the open/close quantity of the second openings are arranged on the cylinder, and control valves for controlling the on-off state of waterflow do not need to be formed in thecorresponding second openings.

The invention discloses a pressing and drawstring double-unlocking connector in the technical field of connectors. The pressing and drawstring double-unlocking connector comprises a body, the conductive module is connected with the body; the elastic sheet module is connected with the body, is clamped with the matched end connector and is used for realizing connection or disconnection between the conductive module and the matched end connector; the pressing unlocking mechanism is connected with the body and is used for releasing the connection between the elastic sheet module and the matched end connector; and the drawstring unlocking mechanism is connected with the elastic sheet module and is used for releasing the connection between the elastic sheet module and the matched end connector. According to the invention, the pressing unlocking mechanism connected with the body and the drawstring unlocking mechanism connected with the elastic sheet module are respectively and independently used for releasing the connection between the elastic sheet module and the matched end connector; the problem that the connector is difficult to unlock in a small space is solved; the unlocking mode can be selected according to the using environment, and meanwhile the requirement for use in a normal unlocking space and a narrow unlocking space is met; the invention relates to fewer parts, has a simple structure and reduces the manufacturing cost.