120 results about "Mutual engagement" patented technology

The invention discloses an intelligent conveying device and method for glass fiber pipe production, and relates to the technical field of glass fiber pipe production. A raw material carrying mechanism is arranged, a first arc-shaped rack, a second arc-shaped rack and a third arc-shaped rack on the raw material carrying mechanism can be matched with a first release control assembly, a second release control assembly and a third release control assembly at the corresponding positions, and raw materials in the first release control assembly, the second release control assembly and the third release control assembly are correspondingly driven to be quantitatively released; the meshing time of the first release control assembly, the second release control assembly and the third release control assembly can be controlled by controlling the lengths of the first arc-shaped rack, the second arc-shaped rack and the third arc-shaped rack, then the purpose of quantitatively releasing raw materials is achieved, and the release amount of the corresponding raw materials can be controlled by calculating and replacing the lengths of the arc-shaped racks at the corresponding positions. The device can be suitable for the production work of various glass fiber pipes; the control precision is strictly controlled by the length of the arc-shaped rack and is not influenced by human factors, and the proportioning precision of production raw materials is greatly improved.

Hinge for the mutual engagement of panels composed of two opposed wing-like elements (1, 2), each of them including a basic body provided with through-holes for housing fixing screws to a panel and with engagement means with the wing-like complementary element provided at a lateral end of said basic body, at the end of the mutual engagement area locking means (3) for engagement of one wing with respect to the other are provided, characterized in that the former of said wing-like elements (1) includes a basic body (14), having a rectangular trapezium profile, the end opposite to the vertical side of which being rounded in order to house a round-profiled cavity (15) therein; the latter of said wing-like elements (2) in turn includes a basic body (23) having a partially polygonal and partially rounded profile at the engagement end with the complementary wing-like elements (1), said rounded portion making up a cylindrical body that about halfway through along its height tapers to form a pin (23); the locking element (3) provides engagement and manoeuvring means on an outer surface and sealing engagement means of said wing-like means.

The invention provides a grain storage process of an airtight heat insulation type green grain storage container, and relates to the technical field of grain storage, the grain storage process comprises the following steps: S1, arranging an air film bin; the cover body is opened, the air film bin is laid in the box body, the grains are placed in the air film bin, and after the grains are placed, the air film bin is controlled to be closed; and S2, gas protection structure arrangement is conducted, specifically, the multiple airtight protection assemblies sequentially penetrate through the installation panel from one side, the airtight protection assemblies slide to the preset positions, and the airtight protection assemblies and the installation panel are controlled to be in a mutually-engaged sliding state. The air bags do not need to be pumped during preliminary installation, installation and arrangement of workers are facilitated, after the multiple airtight protection assemblies are arranged, the expanded air bags abut against one another to push the air bags and the positioning plates on the inner sides to slide to the preset positions, finally, a compact gas protection face is formed, simplicity and convenience are achieved, the overall arrangement time is shortened, and the working efficiency is improved. And the overall arrangement difficulty is greatly reduced.

The utility model discloses a quick assembly type plastic roll core plug which comprises a sealing plug body, the outer wall of the sealing plug body is fixedly connected with an outer sealing ring strip, and one end of the sealing plug body is provided with an adjusting mechanism in a positioning mode. According to the rapid assembly type plastic roll core plug, an operator can insert the sealing plug body into the interior needing to be plugged, then the outer sealing protection sleeve is used for wrapping one end of the exterior of a pipeline, and the inner anti-skid gasket is used for enhancing the external sealing performance and the anti-skid effect of the outer sealing protection sleeve; a limiting rotating block is manually rotated, and a control thread and a penetrating adjusting hole are mutually meshed, so that a rotating adjusting rod is controlled to move, the sealing plug main body is pushed to move, the sealing performance of the plug is enhanced, the sealing plug main body can move to the deep position of the interior needing to be sealed, the sealing plug main body is not prone to falling off, and the service life of the plug is prolonged. And the internal sealing performance is also enhanced through the outer sealing ring strip.

Deflector (10) for inter-row spreading of granular or powdered products such as fertilisers, insecticides and the like, designed to be mounted on a supporting structure of a distributor (2) of the centrifugal type. The deflector (10) comprising a deflector supporting structure (11) on which there is mounted at least one collector (12) of the product which is thrown by the centrifugal distributor (2) and at least one throwing pipe (15; 16) which extends from the collector (12) in order to deflect the thrown product in a spreading direction. In addition, the deflector (10) also comprises removable fixing means for fixing the supporting structure of the deflector (11) to the supporting structure of the distributor (2). The fixing means in turn comprise a first attachment element (21) which is designed to be fixed to the supporting structure of the distributor (2) and a second attachment element (22) which is provided to be fixed to the supporting structure of the deflector (10). The attachment elements (21, 22) have means and counter-means for mutual engagement in a mutual coupling position.

The utility model provides an adjustable glasses nose pad, which relates to the technical field of glasses, and is characterized in that the adjustable glasses nose pad comprises a nose pad fixing frame, a rotating piece and a nose pad body, the rotating piece is rotatably arranged on the nose pad fixing frame, the nose pad body is fixedly arranged on the rotating piece, and the nose pad body is fixedly arranged on the rotating piece. And clamping groove and clamping block structures which are clamped with each other are arranged on the nose pad fixing frame and the rotating piece. Through the multi-gear clamping groove and clamping block structure between the rotating piece and the nose pad fixing frame, stepped adjustment of the angle of the nose pad is achieved. The clamping blocks can be embedded into the clamping grooves in different positions, so that the silica gel nose pad body forms multi-angle support, the individual requirements of different nose bridge heights and widths are met, and the wearing adaptability is remarkably improved.

The utility model belongs to the technical field of rail transit, and particularly relates to a movable signal lamp for rail transit, which comprises a signal lamp body, a base abutted against the bottom surface of the signal lamp body, a vertical column welded on the top surface of the base, a remote control module in threaded connection with the top surface of the vertical column through bolts, and a motor electrically connected with the remote control module through a power line. The surface of a motor shaft is in threaded connection with the surface of the transverse end of the gear. According to the utility model, through mutual cooperation among the stand column, the remote control module, the motor, the gear, the toothed plate, the sliding block and the limiting groove, the remote control module starts the motor to drive the gear to rotate according to the actual traffic condition and the visual field height of a driver to which the driver needs to face, so that the toothed plate and the signal lamp body which are meshed with each other are driven to adjust the height; therefore, drivers with different view heights can safely drive on the track under the command of the traffic signal lamp.

The invention relates to a resilient claw clutch for transmitting a torque M acting about a rotational axis from a drive device to a driven device, having a first engagement element with first claw teeth and a first gap formed by the first claw teeth, and a second engagement element with second claw teeth and a second gap formed by the second claw teeth, the first claw teeth and the second claw teeth together being in a state of mutual engagement and delimiting an accommodation space, into which an elastic pressure body can be inserted such that the elastic pressure body elastically, torque-transmittingly force-couples the first engagement element with the second engagement element, several first claw teeth and several second claw teeth being designed such that several accommodation spaces are arranged in a circumferential direction R X successively in a radial direction R U and in a radial direction R R .

The utility model belongs to the technical field of clocks and watches, in particular to a mechanical clock movement, which comprises a transmission mechanism, a pointer transmission shaft, a transmission adapter assembly and a thread assembly seat are arranged at the top of the transmission mechanism, and the pointer transmission shaft penetrates through the transmission adapter assembly and the thread assembly seat; the linkage bearing is guided through the connecting ring sleeve and the fixed ring sleeve which are arranged in a split mode, so that the rotating sleeve can stabilize rotating connection of a driving piece in the transmission mechanism through the linkage bearing. Meanwhile, a guiding space formed by the connecting ring sleeve and the fixing ring sleeve for the linkage bearing is exposed to the outside by releasing mutual clamping of the positioning clamp and the clamping convex groove, and then a gap between the connecting ring sleeve and the fixing ring sleeve can be directly filled with a paste lubricant; or the rotating sleeve is directly pulled out from the position between the connecting ring sleeve and the fixed ring sleeve to the outside to be lubricated, so that the normal transmission efficiency of the transmission mechanism to the rotating sleeve is not influenced while the machine core is convenient to maintain.

The utility model relates to the technical field of adhesive tape processing equipment, and discloses an adhesive tape paper core installing and rolling frame which comprises a box body, an installing shaft located at the bottom end of the interior of the box body and a plurality of sets of adjusting frames located at one end of the interior of the box body. The supporting frames are arranged at the two ends of one side of the box body, and a movable buckle is arranged between the two supporting frames; the supporting rod is arranged in the supporting frame, and a spring is arranged at the top end of the outer side of the supporting rod; the supporting block is arranged at the bottom of one side of the box body. According to the utility model, the limiting block I and the limiting block II are mutually clamped with the limiting groove, so that the paper core, the mounting wheel and the mounting shaft can be limited, the paper core, the mounting wheel and the mounting shaft can synchronously rotate, and the mounting plate and the box body can be quickly disassembled and assembled through the movable buckle, the supporting rod, the spring and the supporting block; and the mounting shaft can be conveniently and quickly disassembled and assembled, so that the paper core can be conveniently and quickly disassembled and assembled.

The utility model relates to the technical field of charging piles, in particular to an anti-theft electric vehicle charging pile which comprises a connecting column, a U-shaped baffle is rotationally connected to the outer surface of the connecting column, two inserting grooves are formed in the outer surface of the U-shaped baffle, and a fixing box is fixedly connected to the outer surface of the connecting column. The inner wall of the fixed box is rotationally connected with two gears, and the outer surface of each gear is meshed with the other gear. According to the key chain, the key body can be inserted into the key chain, then the key body is rotated to drive the corresponding gear to rotate, the two gears are driven to rotate reversely at the same time through mutual engagement between the two gears, and at the moment, rotation of the gears can drive the corresponding clamping plates to rotate around the corresponding gears at the same time; and at the moment, the U-shaped baffle plate can be locked through clamping connection between the clamping plate and the corresponding slot, so that the anti-theft effect of the detachable charger can be achieved through locking of the U-shaped plate.

The utility model relates to a cooling plate easy to disassemble, which comprises a cooling plate body, a lifting lug and two plugs, a cooling channel is arranged in the cooling plate body, two sand cleaning holes in the front-back direction are arranged on the rear end face of the cooling plate body, and the two sand cleaning holes are both communicated with the cooling channel; the lifting lug is mounted at the central position of the rear end surface of the cooling plate body and is positioned between the two sand cleaning holes; the sand cleaning device is characterized in that external threads are arranged on the outer walls of the two plugs, internal threads matched with the external threads are arranged on the inner walls of the two sand cleaning holes, and the two plugs are installed in the corresponding sand cleaning holes through mutual matching of the external threads and the internal threads; the cooling plate easy to disassemble is further provided with two lifting bolts, and the rod portions of the two lifting bolts are matched with the internal threads on the inner walls of the corresponding sand cleaning holes respectively. According to the cooling plate easy to disassemble, drawing points can be increased, the lifting lugs and the cooling plate body are prevented from deforming in the drawing process, and later maintenance of the cooling plate is facilitated.

The utility model relates to the technical field of glass curtain wall installation, in particular to a glass curtain wall construction installation positioning support structure with an angle adjusting function, which comprises a positioning support structure main body and a glass curtain wall, a base and a base guide rail which are mutually clamped are arranged at the bottom of the positioning support structure main body, and a supporting frame is fixed at the upper end of the base. Lifting hydraulic cylinders are symmetrically fixed in the supporting frame, a lifting positioning frame connected with the movable ends of the lifting hydraulic cylinders is arranged above the supporting frame, a mounting stabilizing frame is arranged on the side face of the lifting positioning frame, and hinge seats clamped and matched with each other are arranged between the mounting stabilizing frame and the lifting positioning frame. And a connecting gear shaft is inserted and fastened between the hinge seats. According to the glass curtain wall construction installation positioning support structure with the angle adjustment function, corresponding positioning adjustment can be carried out according to the size of a glass curtain wall, multi-directional adjustment can be carried out in the glass curtain wall installation process, the safety protection performance in the glass curtain wall installation process is ensured, and meanwhile the positioning efficiency is improved.

The utility model relates to the technical field of dining tables, in particular to a light-weight anti-corrosion scratch-resistant dining table which comprises a table plate body, a covering plate is installed on the top face of the table plate body, a plurality of strip-shaped clamping grooves are symmetrically formed in the bottom face of the table plate body, and the strip-shaped clamping grooves are formed in the side edge direction of the table plate body at equal intervals. The table board body and the H-shaped table legs are oppositely installed through mutual clamping between the strip-shaped clamping grooves and the positioning connecting rods, the limiting assemblies can play a role in limiting the installation position, and the H-shaped table legs on the two sides are linked under the cooperation of the linkage rings and the limiting sleeves at the two ends of the table leg connecting rods. When the limiting sleeves are clamped with the strip-shaped clamping grooves in different positions, the relative included angle between the two H-shaped table legs is changed, then the relative distance between the bottoms of the H-shaped table legs and the table plate body is adjusted, the requirement of a user for the height of the table plate body is met within a certain range, and the practicability of the device is improved.

The utility model discloses a myasthenia gravis rehabilitation exercise device which comprises a bottom plate, the middle position of the top of the bottom plate has a resistance exercise function, a grip is installed in the middle position of the top of the bottom plate, and supporting plates are arranged in the middle positions of the two sides of the end, close to the grip, of the top of the bottom plate. The tops of the two supporting plates are jointly provided with a seat cushion, and the inner bottoms of the two supporting plates are jointly provided with a rotating rod in a penetrating mode; through the cooperation of the work of a motor and the mutual engagement of a gear I and a gear II, the rotation work of a rotating disc can be realized, then the rotating disc drives a pedal sleeve plate to rotate so as to simulate the pedal operation of the bicycle, and through the design of the motor, the intelligent rotation work of the pedal can be realized, and a patient does not need to pedal the pedal in the later period; through the structural design of the component, a relatively serious patient in the later period can conveniently sit and stand for exercise work, and the function of exercising the legs of the patient is achieved by means of external force.

The utility model relates to the technical field of film pressing machines, and discloses a vacuum film pressing machine which comprises a bottom plate, dampers are fixedly installed at the four corners of the upper surface of the bottom plate, a film pressing machine body is fixedly installed at the top ends of the four dampers, a groove is formed in the lower surface of the bottom plate, and the bottom plate is fixedly connected with the film pressing machine body. The device comprises a base, a groove is formed in the base, two screw rods are rotationally connected to the top wall in the groove and symmetrically distributed on the top wall in the groove, the surfaces of the two screw rods are both sleeved with threaded sleeves in a threaded mode, the bottom ends of the two threaded sleeves are both fixedly connected with connecting plates, and the lower surfaces of the two connecting plates are both provided with a set of movable wheels. The surface of each screw is fixedly sleeved with a worm wheel, a worm is rotationally connected between the two side walls of the interior of the groove, the worm is meshed with the two worm wheels, and when the film pressing machine is used, the film pressing machine can be rapidly and conveniently transferred and moved, time and labor are saved, and meanwhile the film pressing machine has a certain leveling function.

The utility model discloses an integrated mini-tiller arm-rest frame assembly convenient for angle adjustment, which comprises an arm-rest seat, an arm-rest frame and an adapter, the arm-rest frame is a U-shaped pipe which is integrally bent and formed, and one end of the adapter is fixedly arranged at the bent part of the arm-rest frame; a screw rod with the end penetrating through the left side and the right side of the armrest seat is arranged at the end, close to the adapter, of the armrest seat, and the left side and the right side of the armrest seat are each provided with a first end face gear arranged on the screw rod in a sleeving mode. Two second end face gears which sleeve the left side and the right side of the screw rod and are meshed with the first end face gears on the corresponding sides are arranged at one end, opposite to the armrest seat, of the adapter; and locking nuts which are in threaded fit with the screw rod are arranged on the screw rod and outside the two second end face gears. By arranging the adapter and arranging the first end face gear and the second end face gear which are meshed with each other at the connecting end of the adapter and the armrest seat, the rotating angle of the armrest frame can be accurately controlled, and meanwhile, the structure of the rotating end is more stable.

The utility model relates to the technical field of water level detection, in particular to a mechanical character wheel display device of a floating ball type water level gauge, which comprises a shell, a rack is slidably mounted in the shell, a floating ball is fixedly mounted at the bottom of the outer wall of the rack, a gear is movably mounted in the shell, the rack is meshed with the gear, and a display component is mounted on the outer wall of the shell. The display assembly comprises a first rotating wheel, a second rotating wheel and a third rotating wheel, the second rotating wheel is movably mounted on the right side of the first rotating wheel, and the third rotating wheel is movably mounted on the right side of the second rotating wheel; the outer wall of the gear is fixedly connected with a first bevel gear, and the outer wall of the first rotating wheel is fixedly connected with a second bevel gear. According to the utility model, the rack is driven by the floating ball, the rotating wheel is rotated through the transmission of the gear and the bevel gear, decimal counting is realized, the water level is visually displayed by the digital block, the problem that the water level is inconvenient to visually observe by the traditional floating ball detection device is solved, and the convenience and accuracy of water level monitoring are improved.

Disclosed is a semi-automatic adjustable-dose syringe, including a syringe cylinder, an adjustment cylinder, a piston sleeve rod, a T-shaped piston adjustment rod, a first spring, an outer pull cap, second springs and a needle break-proof buffer cap. An exterior of a left side of the syringe cylinder is threadedly connected to the adjustment cylinder through mutual engagement; and the adjustment cylinder is internally housed within the outer pull cap, with a sliding connection between an outer wall of the adjustment cylinder and an inner wall of the outer pull cap. The present disclosure can prolong the service life of the syringe by changing and adjusting structures and component combinations of the syringe itself, which effectively reduces wear and waste of components, ensures safe operation and saves time and labor, significantly minimizing physical harm and energy consumption of epidemic prevention personnel.

The utility model relates to the technical field of wastewater treatment, and provides an automatic dosing device for oily sewage, which comprises a supporting seat, the universal wheels are arranged at four corners of the surface of one side of the supporting seat; the protective shell is arranged on the surface of the supporting seat, a limiting groove is formed in the surface of the protective shell, a hydraulic cylinder is arranged on the inner wall of the protective shell, an L-shaped connecting rod is arranged at the output end of the hydraulic cylinder, and the L-shaped connecting rod is embedded in the limiting groove in a sliding mode. According to the device, when the device moves to a designated place, the transparent barrel is filled with chemicals, the first gear drives the second gear meshed with the first gear to rotate through work of the driving motor, the connector on the surface of the conveying pipe rotates in the sealing gasket, and meanwhile sealing work is provided; and the medicament falls into the conveying pipe through gravity, so that the intermittent dosing work is completed, and the waste of medicament materials is reduced.

The application discloses a tractor electric proportional power reversing valve group, which comprises a valve body, an overflow valve, a reversing electromagnetic valve and a cut-off electromagnetic valve arranged on the valve body; the cut-off electromagnetic valve oil inlet is connected with an oil inlet channel; the cut-off electromagnetic valve oil outlet, the reversing electromagnetic valve oil inlet and the overflow valve oil inlet are connected in parallel through an oil inlet channel two; the reversing electromagnetic valve forward gear oil outlet is connected with a working oil channel one; the reversing electromagnetic valve backward gear oil outlet is connected with a working oil channel two; the overflow valve oil outlet is connected with an oil return channel four; the reversing electromagnetic valve oil return and the cut-off electromagnetic valve oil return are connected in parallel to an oil return channel two. Through the interaction between the overflow valve and the proportional electromagnetic valve, the proportional electromagnetic valve is provided with different currents in different time periods, adjustable working oil pressure is provided for the clutch oil filling, the process from the clutch oil filling to mutual engagement and tightness of the clutch internal friction plate is soft and free of impact, and the mechanical transmission effect is achieved.

The utility model discloses a turnover box with turning covers, which relates to the technical field of turnover boxes, and comprises a box body, a first turning cover and a second turning cover, an outer edge is integrally fixed on the outer side of the upper part of the box body, and the first turning cover and the second turning cover are respectively and rotatably arranged on the front side and the rear side of the upper part of the outer edge through hinges; the first turning cover and the second turning cover are clamped with each other, and reinforcing ribs are arranged on the inner walls of the first turning cover and the second turning cover. According to the turnover box with the turnover covers, due to the arrangement of the reinforcing frame, on one hand, the structural strength of the box body can be enhanced, on the other hand, the outer nesting face of the box body can be flat, the inner diameter of the interior of the box body is gradually reduced from top to bottom, and nesting between the box bodies is facilitated; the condition that only one flip cover is inconvenient to sleeve and stack or the single side is heavy after the flip cover is sleeved and stack and is prone to side turning is avoided, the intelligent coded lock can provide certain anti-theft performance for the box body, and the box body with the lock and the box body without the lock are universal and can be sleeved and stacked.

The utility model discloses an excavator lower frame with a stable connecting structure, which belongs to the technical field of excavator lower frames, and is characterized by comprising a lower frame main body and four crawler wheels uniformly mounted on the surface of the lower frame main body, and the upper surface of the lower frame main body is fixedly connected with a connecting plate A; a connecting plate B is arranged at the end, away from the lower frame body, of the connecting plate A, and a bottom plate is rotationally connected to the end, away from the connecting plate A, of the connecting plate B. According to the lower frame, the inserting rods are inserted into the connecting plate A, the limiting blocks are inserted into the limiting holes, and through mutual clamping, the bottom plate is rapidly installed; through movement of a linkage rod, a clamping block is inserted into a clamping groove, limiting of a limiting block is achieved, fixing of an inserting rod is achieved, the mounting firmness of the bottom plate is enhanced, through movement of a hexagonal block on the surface of the hexagonal rod, limiting and rotating of the hexagonal rod are achieved, and the bottom plate is convenient to disassemble.

The utility model relates to the technical field of furniture processing, and discloses a trimming device for bamboo furniture production and processing, which comprises a base station, the top end of the base station is fixedly connected with a trimming platform, and the front end of the middle part of the base station is provided with a trimming assembly; and the trimming assembly comprises a driving motor, the driving motor is fixedly connected to the front end of the middle of the base table, the output end of the driving motor is fixedly connected with a trimming knife, and the bottom end of the trimming platform is fixedly connected with a fixed motor. According to the utility model, the trimming knife is driven by the driving motor to rotate quickly, redundant parts of bamboo wood can be cut off, meanwhile, the fixed motor drives the driving bevel gear to rotate through the coupling, and the grinding wheel mounted on the driven bevel gear can be synchronously driven to rotate through the mutual meshing of the driving bevel gear and the driven bevel gear; and the edge of the bamboo can be polished, so that burrs on the edge of the bamboo are effectively removed, and the quality of the bamboo can reach the unified standard.

The invention relates to a cell housing, in particular cylindrical or prismatic, for an energy storage cell, comprising: (i) a cell body with an opening, and wherein a first coupling device is arranged on the cell body in the region of the opening; (ii) a cover with a second coupling device, wherein the cover is designed to close the opening of the cell body; (iii) wherein the first coupling device and the second coupling device are designed to bring about a positive and detachable connection by means of mutual engagement, by means of which the cell body can be closed.

This application relates to the technical field of folding tables, and more particularly to a multifunctional folding table, comprising a main frame, a tabletop, and table legs. The table legs are multiple and detachably connected to the underside of the main frame. The tabletop includes two symmetrically arranged outer tabletops and two symmetrically arranged inner tabletops, both of which are movably connected to the main frame. The main frame and the outer tabletops are equipped with a position locking mechanism for mutual engagement. This application improves upon the limitations of folding tables in terms of limited adjustment range and fixed expansion ratio, enabling the folding table to adapt to the diverse usage needs of different user scenarios.

The utility model discloses a lightgage steel joist with an anti-fracture effect, which comprises a lightgage steel joist body, the lightgage steel joist body consists of a first lightgage steel joist and a second lightgage steel joist, a first connecting plate is arranged on one side of the first lightgage steel joist close to the second lightgage steel joist, and a second connecting plate is arranged on one side of the second lightgage steel joist. A second connecting plate is installed on the side, close to the first light steel keel, of the second light steel keel, and first positioning grooves are evenly formed in the side, close to the second connecting plate, of the first connecting plate. Under the action of mutual clamping of the first positioning block, the first positioning groove, the second positioning block and the second positioning groove, the splicing of the first light steel keel and the second light steel keel can be positioned, so that the phenomena of displacement and the like in the splicing process are prevented, the working efficiency is reduced, and the production cost is reduced. And the aesthetic property is further influenced.

The present invention relates to the technical field of coal transportation, and disclosed is an apparatus for unblocking a coal drop pipe of a raw coal bunker, comprising: a main body mechanism that comprises a raw coal bunker and a connecting component adapted to be mounted at the bottom end of the raw coal bunker; and an unblocking mechanism that comprises a rotating component adapted to be mounted on the outer side of the connecting component, a power component adapted to be mounted inside the rotating component, and an auxiliary component adapted to be mounted inside the rotating component. When coal blockage occurs in the coal drop pipe, a worker starts a motor, allowing a drill bit to rotate and be inserted into blocked coal, and after the insertion, the motor continues rotating; under the cooperation of a second ball and a helical groove, a cylinder can drive a bevel gear to rotate synchronously, and through the mutual engagement between the bevel gear and a gear plate, the drill bit can rotate 360 degrees, thereby achieving a better coal unblocking effect.

The invention relates to a system (100) for connecting a container (20) to a dispensing device (30). The invention also relates to a container (20) and to a receiving device (50). The system comprises a main body (21) situated on the container (20), and a connection element (31) situated on the dispensing device (30). The connection element (31) is in operative connection with, or can be brought into operative connection with, the main body (21). Mutually complementary engagement means (22, 32) are situated on the main body (21) and on the connection element (31) such that a fluid-tight connection is produced between the main body (21) and the connection element (31) when the engagement means (22, 32) mutually engage.

A package structure includes a first interposer, a second interposer, and a quantum chip. The first interposer includes a first alignment feature; the second interposer includes a second alignment feature. The quantum chip is bonded to the first interposer with an extended portion of the first quantum chip extending beyond a first edge of the first interposer. The first interposer and the second interposer are arranged for mutual engagement of the first alignment feature and the second alignment feature to enable alignment and coupling of one or more components on the extended portion of the first quantum chip with one or more components on the second interposer.