32results about How to "Compact and reasonable structure design" patented technology

This utility model relates to the technical field of filling equipment and discloses a material clamping and conveying acceleration device, including a fixed plate. An adjustable support plate and a movable pad are mounted on the top of the fixed plate. A height-adjustable connecting plate is mounted on the top of the support plate. Two adjustable support legs are mounted on the top of the movable pad. A motor mounting plate is fixedly mounted on the top of the support legs. A speed-regulating motor is fixedly mounted on the top of the motor mounting plate. A synchronous pulley is fixedly mounted on the drive shaft of the speed-regulating motor. This utility model accelerates the material by driving a synchronous belt with a speed-regulating motor, enabling the material to enter the cartoning machine at a stable and orderly rhythm. This completely solves the problems of material accumulation, compression, and jamming caused by speed mismatch at the cartoning machine inlet, ensuring the continuous, efficient, and stable operation of the packaging production line.

This utility model discloses a wear-resistant screw drill bit, belonging to the technical field of screw drill bits. The wear-resistant screw drill bit includes a bypass valve, a hydraulic motor, a universal joint, a drive shaft, and a housing. The universal joint includes a connecting rod, with ball seats and short sections at both ends. A locking sleeve is provided between the ball seats and the short sections. A cavity is formed inside the ball seats, and a movable groove is formed on the outer side of the ball seats. A movable rod is slidably connected to the inner side of the movable groove, and a movable block is fixed to the outer side of the movable rod. Two sealing rings are embedded on the outer side of the movable block. This utility model can automatically filter metal debris from the lubricating oil, greatly extending the working life of the lubricating oil and reducing the frequency of lubricating oil replacement. To a certain extent, it solves the problem that universal joints are prone to wear in high-temperature and high-pressure environments, requiring regular lubricating oil replacement to prevent metal debris from further aggravating wear, which is time-consuming and labor-intensive.

The utility model relates to a kind of miniature electric angle adjuster core parts, it belongs to automobile angle adjuster technical field.The utility model includes ring, inner tooth disc, outer tooth disc, drive wheel, wedge-shaped block and spring, ring is slidable with inner tooth disc matching, outer tooth disc is fixed with ring, drive wheel is matched with inner tooth disc, inner tooth disc is engaged with outer tooth disc, wedge-shaped block includes mutually matched half wedge-shaped block one and half wedge-shaped block two, half wedge-shaped block one, half wedge-shaped block two are respectively set in the eccentric arc space formed after inner tooth disc, outer tooth disc engagement, spring is arranged in wedge-shaped block, so that half wedge-shaped block one, half wedge-shaped block two wedge tightly inner tooth disc and outer tooth disc.The utility model is compact and reasonable in structure design, safe and reliable, lightweight, wide applicability, not limited by space, meet the use demand.

This utility model discloses a novel window breaker, including a window breaking component and a cutting component. The cutting component includes a connecting block, a telescopic spring, a limiting plate, a button, and a blade. Operation via the button controls the blade to extend for cutting ropes, safety belts, etc. The window breaking component has a striking pin, a pressing element, an outer spring, and an inner spring. The striking pin is located inside the pressing element; the outer spring controls the pressing element's reset, and the inner spring controls the striking pin's extension. In use, the tube is held, the pressing element is pressed against the glass, and then the tube is pressed, causing the striking pin to eject and break the window. Upon ejection, the striking pin rotates due to the structure of the second guide groove, improving window breaking efficiency. The advantages of this technical solution are: it combines window breaking and cutting functions, addressing various emergency situations; it is easy to operate, both cutting and window breaking are simple and easy to learn; the structure is compact, making it easy to carry and store; the blade and striking pin will not be accidentally triggered when not in use; and it is highly efficient at breaking windows, quickly breaking glass of varying thicknesses.

This invention discloses a traction winding and unloading device, belonging to the field of roll material production technology. The device includes a traction device, a floating fly knife device, a dual-shaft alternating winding device, and an unloading device. The traction device has edge trimming and tension adjustment functions. The floating fly knife device is equipped with a floating roller assembly and an L-shaped flipping guide groove to achieve clamping traction during cutting and automatic knife lifting after cutting. The dual-shaft alternating winding device realizes alternating winding of the two air-expanding shafts at two workstations through a flipping disc and a clamping assembly, and is equipped with a moving pressure roller that adjusts with the roll diameter. The unloading device consists of a moving trolley, a shaft pulling device, and an unloading trolley, which can automatically complete full roll grabbing, shaft pulling, air release unloading, and transfer. This invention realizes full-process automation from traction, edge trimming, fixed-length cutting, continuous winding to automatic unloading, and has the advantages of high production efficiency, good cutting and winding accuracy, stable operation, and wide applicability. It is suitable for the continuous production of roll materials such as film, non-woven fabric, paper, and aluminum foil.

The utility model relates to the technical field of door and window locks, and discloses a waterproof rust-proof door and window lock which comprises a limiting mechanism and a moving mechanism, the limiting mechanism comprises a first installation back plate and a fixing block, and through the arranged limiting mechanism, a self-weight buckle piece is connected with a limiting piece through a rotating piece and can slide on the outer wall of the fixing piece; by means of the design, when the door and window lock is operated, the limiting piece can flexibly rotate, the position is adjusted according to actual requirements, a user can conveniently open and close a door and window, meanwhile, the fixing block is connected with the locking frame and the locking insertion block through the fixing rod, and the limiting spring is connected to the outer wall of the fixing rod in a sleeving mode. The locking insertion block can be accurately inserted into the clamping groove in the left side face of the self-weight buckle under the elastic force effect of the limiting spring, firm locking is achieved, the locking mode is high in stability, accidental unlocking caused by external force impact is not likely to happen, the overall structural design is compact and reasonable, all parts are in close fit, and the invasion path of water and air is reduced.

The utility model discloses a water storage pool for epimedium in mountainous area convenient to installation belongs to water storage pool technical field, a water storage pool for epimedium in mountainous area convenient to installation, including outer wall, waterproof inner bag and a plurality of support, the outer wall includes a plurality of side plates, and the lower extreme of a plurality of support all is fixed with mounting panel, the top of mounting panel is equipped with two mounting holes, one side of mounting panel is equipped with a plurality of first connecting hole, the inboard of first connecting hole is equipped with two first movable slot, one side of mounting panel still is equipped with a plurality of clamping groove, and the outboard of a plurality of side plates all is equipped with a plurality of second connecting hole, and the inboard of second connecting hole is equipped with second movable slot, and the inboard of first connecting hole is inserted with bolt, and one end of bolt is fixed with two clamping blocks. The utility model greatly simplifies the installation step, has solved the problem of mountainous area road rugged, mechanical difficult to enter, excavates the pit or masonry concrete workload, time -consuming and labor -intensive.

The utility model discloses an automatic foam cutting machine, which belongs to the technical field of foam cutting, and comprises an operation table, a support is fixed on the top surface of the operation table, a first sleeve is fixed in the support, a plurality of top blocks are fixed on the upper portion of the inner side of the first sleeve, and the top blocks are fixed on the upper portion of the inner side of the first sleeve. A second sleeve is slidably connected to the lower portion of the inner side of the first sleeve, a plurality of first clamping grooves and a plurality of first through grooves are formed in the upper end of the second sleeve, a plurality of first buckles are arranged on the lower portion of the outer side of the second sleeve, an insertion rod is inserted into the inner side of the second sleeve, and a second clamping groove is formed in the upper portion of the outer side of the insertion rod. A third clamping groove is formed in the lower portion of the outer side of the inserting rod, and an electric heating wire is fixed to the upper end of the inserting rod. According to the electric heating wire cutting device, the work that the electric heating wire penetrates through the hollow position can be automatically completed, and the problems that when a hollow structure is cut, the hollow position needs to be punched firstly, the electric heating wire penetrates through a hole, cutting operation can be conducted, and time and labor are wasted in the process are solved.

The utility model discloses a novel equipment for lens visual inspection, its technical scheme's main point is including frame, be equipped with carousel through five work position divider drive on the frame, be equipped with five work positions for placing lens on the carousel, be equipped with lens feeding and blanking device on the first work position, be equipped with first industrial camera and first highlight bowl shape light source for detecting lens lower part respectively on the second work position, be equipped with second industrial camera and second highlight bowl shape light source for detecting lens upper part respectively on the third work position, be equipped with third industrial camera, first line light source, first motor for detecting lens upper part respectively on the fourth work position, be equipped with fourth industrial camera, second line light source, second motor for detecting lens lower part respectively on the fifth work position, the industrial code reader for scanning the code to lens to mark whether to be the qualified product. Realized the full automation, high efficiency, high accuracy's multidimensional detection.

The utility model discloses a machine shell process plug press-fitting machine, and belongs to the technical field of press-fitting machines, the press-fitting machine comprises a shell and a workpiece, an operation table is horizontally and slidably installed in the shell, a support is fixedly installed at the top end of the operation table, an operation board is rotatably installed on one side of the support, and a driving assembly is installed on one side of the operation board. A positioning column is fixedly installed on the other side of the operation board, the workpiece is connected to the positioning column in a sleeving mode, a fixing assembly matched with the workpiece is arranged on one side of the operation board, a second air cylinder is fixedly installed at the top end of the shell, and the output end of the second air cylinder penetrates through the top end of the shell and is fixedly provided with a pressing head. The press-fitting machine can achieve accurate positioning and efficient clamping, multiple air cylinders are flexibly adjusted, materials are convenient to carry, and the production efficiency and the product quality can be improved.

The utility model discloses a waterproof device for underground engineering, which belongs to the technical field of building waterproofing and comprises a concrete retaining wall, a brick wall is arranged on the top surface of the concrete retaining wall, two constructional columns and a ring beam are arranged in the brick wall, two reinforcing meshes are arranged in the concrete retaining wall, and the two constructional columns and the ring beam are arranged in the concrete retaining wall. The two reinforcing meshes both comprise a plurality of vertical ribs and horizontal ribs, a plurality of tie bars are arranged between the two reinforcing meshes, a first reinforcing cage is arranged in the constructional column, and the first reinforcing cage comprises four first stress ribs and a plurality of first stirrups. According to the utility model, the concrete retaining wall is adopted at the lower part for waterproofing, and the bricks are adopted at the upper part for isolation, so that the difficulty degree during disassembly is reduced, and the problem that the concrete wall is difficult to disassemble since the retaining wall in the blocked area needs to be broken and then the blocked area needs to be restored to the original position when underground communication is required subsequently is solved.

The invention discloses a multi-gear matched flexible needle posture adjusting puncture device, which belongs to the field of medical instruments and comprises a flexible needle puncture mechanism, a support, a base and a flexible needle posture adjusting mechanism. According to the use requirement, the posture of the flexible needle can be adjusted by driving the rotation motor II, the rotation motor III and the rotation motor IV through gear transmission; compared with a traditional device, the device is compact and reasonable in structure, high in working reliability and accurate and stable in puncture, can meet actual operation requirements of surgeons, and provides powerful support for smooth operation.

This invention relates to the technical field of collection equipment for artificially cultivated small floating aquatic plants, specifically to an adaptive collection device for small floating aquatic plants. The device includes: a vehicle body with a casing, a water pump, a telescopic component, and a collection component. The casing houses a filter component, and the collection component integrates pipes, sliding, rotating, and suction components. The telescopic component allows adjustment of the collection position, collecting floating plants through negative pressure adsorption. After the filter component intercepts the plants, the clean water flows back to the water area. This device is suitable for small-scale cultivation units in shallow water, allowing precise control of the aquatic plant density and avoiding excessive water disturbance. The equipment is highly automated, can replace manual harvesting, and has high collection efficiency, meeting the needs for quantitative harvesting of small floating aquatic plants in enclosed water bodies of limited size.

The utility model relates to the technical field of sand washing machines, and discloses an efficient sand washing machine which comprises a frame, a feeding hopper is installed at one end of the top of the frame, a scrubbing machine is installed on one side of the top of the frame, a cyclone is installed in the middle of the top of the frame, and a dewatering screen is installed on the other side of the top of the frame. A discharging hopper is installed at the other end of the top of the frame, a water tank is installed on one side of the bottom of the frame, a chute is installed at one end of the scrubbing machine, one end of the chute is communicated with the interior of the water tank, a slurry pump is installed in the middle of the bottom end of the inner wall of the frame, and the input end of the slurry pump is fixedly communicated with the bottom of the water tank. The output end of the slurry pump is fixedly connected with a feeding pipe, and the top end of the feeding pipe communicates with the top of the cyclone. According to the sand washer disclosed by the utility model, the cleaning efficiency and the cleanliness are improved, meanwhile, the maintenance of equipment becomes easy and convenient, and the time and the cost for cleaning are saved.

This invention discloses a dual-loop waste heat recovery refrigeration integrated device suitable for pre-prepared food freezers, belonging to the field of waste heat recovery equipment. It includes a condenser and heat exchange components. The heat exchange components include a heat exchange frame, a liquid delivery pipe, an air duct, a heat exchange box, and a heating tank. The heat exchange frame is tightly engaged with the condenser via a slot. The liquid delivery pipe connects to the heat exchange frame through a first liquid outlet pipe. The air duct extends through the liquid delivery pipe to the heat exchange box, and its input end is equipped with an air duct with an exhaust fan. The heat exchange box contains a heat exchange tank and an insulation cavity. The liquid delivery pipe connects to the heat exchange tank, and the air duct outlet pipe leads into the insulation cavity. The heat exchange tank returns liquid via a second liquid outlet pipe equipped with a first water pump. The heating tank contains a gas tank with protrusions, and a heating pipe with a spiral heat exchange section extends into the heat exchange tank, forming a dual-loop system with an exhaust pipe and a vent pipe. This invention is compact, easy to install, and the dual-loop system improves waste heat recovery efficiency, reduces heat loss and energy consumption, does not affect refrigeration and freshness preservation, allows for secondary utilization of waste heat, and is suitable for the needs of pre-prepared food freezers.

A drawer guide rail tail hook with height adjusting function, which comprises a base fixed at the tail of the guide rail, a guide groove vertically extending in the base, an adjusting seat vertically slidingly installed in the guide groove, and a height adjusting device arranged between the base and the adjusting seat and driving the adjusting seat to vertically slide in the guide groove to adjust the height of the drawer tail. The tail hook has the height adjusting function, and when the height needs to be adjusted during the installation of the drawer or the later maintenance, the user does not need to disassemble the drawer or loosen any structural screw, and only needs to rotate the adjusting wheel arranged on the base by fingers or a simple tool to realize the height adjustment, which is intuitive and convenient to operate, and even a non-professional person can easily complete the accurate adjustment.

This utility model relates to an adaptive device for correcting the deviation of a transmission steel belt, belonging to the field of automated equipment transmission. The utility model includes a first roller, a steel belt, a first wall plate, a second roller, a second wall plate, and two sets of adaptive correction mechanisms. The steel belt is wound around the first and second rollers, and contacts the top surfaces of the first and second wall plates. The two sets of adaptive correction mechanisms are respectively installed on both sides of the steel belt. Each adaptive correction mechanism includes a first screw, a first correction seat, a second screw, a spring, a second correction seat, a correction roller assembly, a correction rod, a pressure plate, and a sensing wheel assembly. The correction roller assembly is installed on the correction rod, the pressure plate is fixed below the correction rod, and the sensing wheel assembly is fixed on the pressure plate. The first screw passes through the correction vertical rod and is connected to the second screw via a spring. The second screw is fixed to the second wall plate. This utility model has a reasonable structure, occupies little equipment space, and is convenient to install and debug. The correction action can be completed using its own mechanism parts and the steel belt, meeting the usage requirements.

The utility model discloses a combined keyboard which comprises a main keyboard and a keyboard combination function module, the keyboard combination function module is detachably arranged on the side face of the main keyboard, the keyboard combination function module is electrically connected with the main keyboard, the keyboard combination function module comprises an auxiliary keyboard and a touch screen, the auxiliary keyboard comprises a base plate and a key plate, and the touch screen is electrically connected with the auxiliary keyboard. The substrate is provided with a groove, the key board is movably arranged in the groove, and the touch screen is arranged on the bottom surface of the groove. According to the utility model, on one hand, through the detachable design, a user can flexibly mount or dismount the keyboard combination function module according to own use scenes and requirements, so that the flexibility and adaptability of keyboard use are greatly improved; on the other hand, organic combination of physical keys and touch operation is achieved, input modes are enriched, and meanwhile operation habits of different users are met. In addition, the structural design is compact and reasonable, the overall size is effectively controlled while function expansion is achieved, and practicability and portability are both considered.

The utility model provides a kind of anti-disconnection audio vibration device, including stator assembly, rotor assembly and the elastic leaf spring of the elastic support of rotor assembly on stator assembly, rotor assembly includes rotor coil and coil support, and coil support is fixed on elastic leaf spring;Elastic leaf spring has the elastic part suitable for fixedly connecting rotor assembly, and the fixed part suitable for fixedly connecting stator assembly, the power supply lead of rotor coil is electrically connected to elastic part, and fixed part is electrically connected to a power supply part;Wherein, elastic leaf spring is configured, it provides elastic support while establishing electrical connection between rotor coil and power supply part for the rotor assembly of reciprocating vibration implementation, to prevent the power supply lead of rotor coil from being disconnected during the vibration of rotor assembly, by elastic leaf spring for the elastic support of rotor assembly while establishing electrical connection between rotor coil and power supply part, avoid the risk of disconnection caused by vibration when power supply lead and rotor coil are directly connected due to device vibration.

This utility model relates to the field of cooking appliance technology and discloses an air fryer with a detachable handle. The utility model includes a pot body with a cooking cavity. A pot assembly is adapted to be arranged in the cooking cavity, and a handle is detachably connected to the pot assembly. The pot assembly has a locking cavity, and a portion of the handle is adapted to lock into the locking cavity. The handle is provided with a locking assembly, which includes an unlocking component, a lever assembly, and an elastic hook. The lever assembly is rotatably mounted on the handle. A locking position is provided in the locking cavity, and the elastic hook is adapted to the locking position. The lever assembly includes a horizontal arm and a vertical arm, with the lever arm of the horizontal arm being longer than that of the vertical arm. The unlocking component is located on the horizontal arm. When the unlocking component is moved downwards or upwards, it drives the lever assembly to rotate, causing the elastic hook to rotate and disengage from the locking position. This utility model has the advantages of easy handle disassembly and prevention of handle loss.

The utility model discloses an engineering machinery manifold type hydraulic oil cooler with good heat dissipation performance, which comprises two groups of manifold bundles, each group of manifold bundles has a plurality of chambers extending along the left-right axial length direction and arranged in parallel along the front-back horizontal direction inside, two adjacent chambers are connected through a bypass hole on the shared side wall, the two ends of the chamber are sealed, a refrigerant joint is fixed on the manifold bundle, the two groups of manifold bundles are connected through a plurality of rows of flat tube groups arranged longitudinally, each row of flat tube groups is vertically fixed between two corresponding chambers of the two groups of manifold bundles along the left-right axial length direction, and two adjacent flat tubes in each row of flat tube groups are fixed and connected together through fins. The number of flat tubes and the total cross-sectional area of the flat tubes are effectively increased, the total contact area between the heat exchange medium flowing in the flat tubes and the external air is significantly increased, the heat exchange effect is enhanced, and the heat dissipation performance is excellent. The overall structure is compact and reasonable, has small space occupation, is light and portable, and is economical and practical.

The invention relates to the technical field of copper conductor machining, and discloses a copper conductor anti-deformation machining numerical control lathe chuck which comprises a base and an air cylinder, the air cylinder is arranged at the bearing end of the base, the output end of the air cylinder is connected with a fixing mechanism, the air cylinder is started to drive the fixing mechanism to execute the clamping action, and a power source is provided for fixing of a copper conductor. The fixing mechanism comprises a driving trapezoidal block, the driving trapezoidal block is connected with an air cylinder, the air cylinder outputs power to directly drive the driving trapezoidal block to stably move along a rail groove in the top of the base, a foundation is laid for follow-up transmission actions, an air pump is arranged at the top of the driving trapezoidal block, and the air pump provides gas power for actions of the clamping equipment. The anti-deformation machining numerical control lathe chuck for the copper conductor is stable in transmission and accurate in clamping, the machining stability and machining quality of the copper conductor are effectively improved, the probability that the copper conductor deforms in the machining process is reduced, meanwhile, operation is convenient, and the machining efficiency can be improved.

The invention discloses a wastewater treatment device for pulling wheel processing, which relates to the technical field of wastewater treatment and comprises trapezoidal channel steel, side plates, a screen drum, an outer gear ring, a linkage shaft, a widened gear, a T-shaped plate, a limiting assembly and an arc-shaped water baffle. The screen drum is inserted between the two side plates in a sliding mode, the outer gear rings are fixed to the two sides of the screen drum, the widened gears are meshed with the outer gear rings, teeth are in axial sliding fit, cooperative movement of forward and reverse rotation and axial reciprocating sliding of the screen drum is achieved, the wide and narrow spiral barrier strips are matched, the screening uniformity and the waste residue separation efficiency are improved, and blocking is avoided. Multiple groups of widened gears are in transmission with the outer gear ring and matched with a limiting assembly, so that stable power transmission is ensured, and the continuous treatment requirement is met. The arc-shaped water baffle is combined with the backwashing head, so that the sieve pores can be dredged through high-pressure backwashing without disassembly and maintenance. The trapezoidal channel steel is matched with the water retaining structure, water flow is prevented from splashing and overflowing, safety is improved, and maintenance cost is reduced.

The utility model discloses a base for computer gateway, including gateway body and seat body, be provided with quick solid establishment on the seat body, quick solid establishment includes fixed plate and plug rod, and fixed plate is provided with multiple groups of abutment in the outer wall of gateway body, and plug rod is provided with multiple groups of fixed in seat body top surface and all fixed with the plug block of outer wall, and the plug hole is set up on the fixed plate, and the plug hole is provided with multiple groups and respectively with multiple groups of plug block and inserts, and the plug rod top is equipped with the rotation sleeve, and the inner wall of rotation sleeve is fixed with the clamping block, and the clamping block is provided with multiple groups and all outer wall is seted up with the card hole, and the plug rod outer wall is fixed with the mounting block, and the mounting block is provided with multiple groups and all outer wall is fixed with the clamping plate, and this mechanism adopts the structural form that fixed plate cooperates with plug rod, and fixed plate can directly abut in the outer wall of gateway body, and the plug block fixed on plug rod can realize quick plug -in connection with the plug hole on fixed plate, and do not need to use screwdriver special tool and carry out the tightening operation of each bolt.

The utility model provides a kind of over space touch control pure drinking machine, it is related to pure drinking machine technical field, including body, at least one water inlet and one water outlet are equipped on the body, be equipped with article platform in the water outlet below, water tank and main control system are equipped in the body, and water heating drive module and water filtration drive module are connected water tank and water outlet by pipeline;It further includes over space touch control module above the water outlet;The over space touch control module includes imaging module, detection module and control module;The imaging module includes optical element and the display being arranged in the side of optical element, and the floating real image opposite the display is formed by the optical element.This application avoids cross-infection risk by over space touch control module, improves interactive experience simultaneously, applicable to hospital, airport and other public places, with scientific and technological feeling and practicality.

This utility model relates to the technical field of underground communication and electrical explosion-proof equipment in coal mines, and particularly to a flameproof and intrinsically safe gateway for coal mines. It includes a housing assembly, a flameproof battery chamber, an intrinsically safe chamber, a battery module, a data exchange unit, a power supply unit, a battery information display unit, an intrinsically safe component, an observation window assembly, a light panel assembly, an explosion-proof cable entry device, and an explosion-proof cable connector. The housing is made of metal, and an internal partition divides it into the flameproof battery chamber and the intrinsically safe chamber. The flameproof battery chamber houses the battery module and a rotary switch that provide independent power to the equipment. The data exchange unit collects and converts multiple RS485 signals, and the power supply unit provides intrinsically safe power and monitors the status in real time. The intrinsically safe component in the intrinsically safe chamber converts the signals into standard Ethernet and optical signals for output to the ground system. The battery information display unit displays the equipment's operating status in real time through the observation window, and the light panel assembly provides auxiliary lighting. This gateway possesses excellent flameproof and intrinsically safe performance.

This utility model discloses a tea fermentation rack structure, relating to the field of tea processing technology. It includes a base, an assembly shaft fixed to the center of the upper side of the base, several limiting grooves evenly distributed on one side of the assembly shaft, and a mounting sleeve rotatably connected to the assembly shaft at the upper end of each limiting groove. A structural frame is provided at the outer end of the mounting sleeve, and a tray is positioned at the center of the upper side of the structural frame. A sliding shaft, penetrating the center of the structural frame, is fixed to the lower side of the tray, and a placement tray is positioned on the upper side of the tray. This utility model adapts to the fermentation needs of different batches of tea. Each placement tray is stably connected by a slider and a connecting rod, avoiding excessive space occupation. The design facilitates quick disassembly, transportation, and maintenance. The placement tray can be easily removed via the sliding shaft structure. The support plate, combined with the assembly shaft, ensures the stability of the frame. A spring design provides additional support to prevent unevenness of the placement tray. The fixing structure can accommodate placement trays of different sizes, ensuring the stability of the tea fermentation process.

This utility model relates to the field of power detection technology, specifically a modular expansion bracket for harmonic detection, designed to solve the problems of unstable fixation, inconvenient angle adjustment, and poor expandability of traditional brackets. The bracket includes a support frame and a rotating plate. The rotating plate is hinged to the support frame via a rotating seat, enabling pitch angle adjustment. A limiting frame is provided on the rotating plate, and a mounting bracket slides between the limiting frames. A flexible fixing box is fixed at the top to hold the equipment. When the mounting bracket slides, an inclined plane drives the rotating frame, causing a second abutment rod to clamp the fixing box, achieving double fixation of the equipment. The fixing box can be designed as a cuboid, cylindrical, or irregularly shaped adaptable structure to accommodate different equipment shapes. Angle locking is achieved by pressing a fixing screw with a rubber gasket against the side wall of the support frame. The expansion mounting plate is bolted to the bottom of the rotating plate, providing additional equipment interfaces. This bracket improves equipment stability, simplifies angle adjustment, and supports modular expansion for multiple devices.

The utility model discloses a device for adjusting the height of the granulating forming roller in the calcium-zinc stabilizer granulator, which comprises a bottom plate and two joists, the two joists are laid on the left and right sides of the upper end surface of the bottom plate along the front-to-back longitudinal direction, the opposite sides of the two joists are both provided with inclined surfaces gradually extending from top to bottom, the gap between the inclined surfaces on the two joists forms a storage cavity for accommodating the roller body on the granulating forming roller, and a spacing adjusting mechanism for adjusting the transverse width dimension of the storage cavity is arranged between the bottom plate and the two joists. The spacing adjusting mechanism is used to flexibly adjust the transverse width dimension of the storage cavity, so that the height position of the roller body of the granulating forming roller is flexibly adjusted, the center shaft of the roller body has one end of the screw segment, the smooth segment and the annular table segment, which can be quickly and smoothly inserted and installed in the three-section stepped mounting hole on the vertical bottom surface of the machine bin, the artificial operation burden is greatly reduced, the operation process is safe, and the installation efficiency of the granulating forming roller is improved.