83results about How to "Large internal space" patented technology

The invention belongs to the technical field of medical instruments, and discloses a stent implantation system which comprises a first catheter, a second catheter and a filter, and the first catheter can be sleeved with a stent; the second guide pipe penetrates through the first guide pipe; the filter penetrates through the second guide pipe and comprises a filter body, and the filter body has a folded state and an unfolded state; in the folding state, the filter body penetrates through the second guide pipe; in the unfolded state, the filter body is located outside the second guide pipe, and the first guide pipe can squeeze and store the unfolded filter body. According to the stent implantation system, plaque escape in the operation process is effectively prevented, and the embolism risk is reduced.

The utility model discloses an edible mushroom compost stirring device, and particularly relates to the technical field of edible mushroom compost, the edible mushroom compost stirring device comprises a containing hopper, a stirring barrel and a mounting plate, the stirring barrel is arranged at the top of the containing hopper, the mounting plate is mounted at the top end of the stirring barrel, and a center rod is arranged in the stirring barrel in a penetrating manner; an adjusting cylinder is sleeved with the top end of a stirring cylinder used for containing, the interior of the adjusting cylinder is closed, connecting blocks are fixedly connected to the outer walls of the two sides of the top ends of the stirring cylinder and the adjusting cylinder, and the bottom end of the stirring cylinder is slidably sleeved with a bottom plate; fixing plates are fixedly connected to the two ends of a mounting plate used for supporting, a plurality of electric push rods are arranged in the two ends of the mounting plate in a penetrating mode, and the bottom extending ends of the electric push rods are fixedly connected with connecting blocks. The stirring device has the advantages that the stirring operation does not need to be paused during discharging, the accommodating size is convenient to adjust, and the stirring device is suitable for stirring different materials.

The invention relates to a QSFP-DD packaging 400G optical module structure, and belongs to the technical field of optical modules. Comprising a module upper cover, a module base and a pull ring, the module upper cover and the module base form a containing cavity, an MPO optical fiber adapter and a module circuit board assembly are arranged in the containing cavity, and first cooling fins and second cooling fins are arranged on the module upper cover and the module base respectively; the module circuit board assembly comprises a PCB, a heat dissipation block is arranged on the PCB, and a heat dissipation table is arranged on the module upper cover. A module upper cover and a rubber coating area are arranged on the inner side of the pull ring, a pull ring handle is arranged at one end of the pull ring, and the pull ring handle is flush with the bottom of the module base. According to the QSFP-DD packaging 400G optical module structure provided by the invention, the heat dissipation efficiency is remarkably improved, the MPO jumper wire insertion space is optimized, more internal space of the PCB is provided, the signal loss is reduced, the connection stability of the light-transmitting assembly and the silicon optical assembly is enhanced, and the optical signal loss is reduced.

The invention provides an air spring and damper assembly, an automotive suspension and a vehicle. The assembly includes: a damper having a damper housing extending out of a damper rod of the damper housing; the mounting assembly is provided with a first coupling part coupled with the damper rod and a second coupling part coupled with the vehicle body structure, and the first coupling part comprises a first outer fixing piece, a first inner fixing piece and a first elastic piece located between the first outer fixing piece and the first inner fixing piece; the gas spring is rotationally connected with the mounting assembly; the air spring is provided with a bag skin, and the central axis of the bag skin is not coaxial with the central axis of the damper rod. Moreover, the top of the gas spring is connected with the damper rod in a sealed mode, and the top of the gas spring is arranged between the first elastic piece and the damper shell in the axial direction of the damper rod. According to the assembly of the air spring and the damper, coupling parts in the Macpherson air spring can be reduced, the structural complexity and the cost are reduced, and meanwhile the space occupation of the assembly can be reduced.

The utility model discloses a movable top cover device of a vehicle-mounted compartment and belongs to the technical field of special vehicles. The vehicle-mounted compartment comprises a bottom plate and a compartment body installed on the bottom plate, the compartment body is provided with a pair of side face plates and a pair of end face plates, and the movable top cover device is detachably installed on the top of the compartment body and comprises two inclined wall assemblies, a top wall assembly connected between the two inclined wall assemblies and a pair of end wall assemblies. Wherein the two sets of inclined wall assemblies are arranged downwards in an inclined mode, the bottoms of the inclined wall assemblies are arranged on the tops of the corresponding side face plates respectively, and the two sets of inclined wall assemblies are fixedly connected with the side face plates through a plurality of zipper pieces. The bottoms of the two end wall assemblies are fixedly connected to the top of the end panel. The compartment has the advantages that the compartment space is effectively expanded, and use requirements of different scenes are met; the movable top cover device is detachably installed on the compartment body, installation of various devices is facilitated, the convenience of installation and maintenance of the devices is improved, and the compartment body can conveniently pass through a tunnel and a culvert.

The invention discloses a foldable mesh cage type ampullaria gigas trapping device and a trapping method, and relates to the technical field of biological control. Comprising a folding net cage main body, a snail collecting cage arranged on the folding net cage main body and communicated with the interior of the folding net cage main body, a food calling bag arranged in the folding net cage main body in the length direction, a food calling agent contained in the food calling bag, a plurality of snail inlets formed in the folding net cage main body and guide assemblies arranged on the outer sides of the snail inlets. One end of the folding mesh cage body away from the conch collecting cage is closed; each pomacea canaliculata collecting cage is provided with a funnel-shaped inlet for collecting pomacea canaliculata and a closed net bag, and a phagostimulant is placed in the closed net bag; the portable folding chair is reasonable in design, has a foldable design and is convenient to carry and store. The net cage structure effectively traps the ampullaria gigas and prevents the ampullaria gigas from escaping, and meanwhile a phagostimulant can be placed to attract the ampullaria gigas to enter the net cage. The device is suitable for rice fields and other aquatic environments, is easy to install and can be repeatedly used, and pollution to the environment is greatly reduced.

The utility model relates to the technical field of curling iron, in particular to a curling iron head structure which comprises a front cover, a heat conduction piece, a rear cover, a heating piece and comb teeth, the heat conduction piece is exposed and fixed between the front cover and the rear cover, a containing cavity is formed among the front cover, the heat conduction piece and the rear cover, an inner support is arranged in the containing cavity, and the heating piece is arranged between the inner support and the heat conduction piece. The comb teeth are connected with the inner support in a clamping mode after penetrating through the heat conduction piece. According to the arrangement, the heat conduction piece is integrally exposed and fixed between the front cover and the rear cover, then the inner support and the heating piece are arranged in the containing cavity, the heating piece is located between the inner support and the heat conduction piece, finally the comb teeth penetrate through the heat conduction piece to be connected with the inner support in a clamping mode, the heat conduction piece is exposed, the heat conduction area is larger, and the heat conduction efficiency is higher; the hair planting mode of the comb teeth is changed from an inner hair planting mode to an outer hair planting mode, the comb teeth are assembled from the outside of the heat conduction piece to be fixed to the inner support, the inner space of the head of the curling iron is increased, and therefore more space is provided for containing heating pieces, and the heating area is increased.

The utility model discloses a corrugated paperboard box that storage space can expand, including box body and positioning lid, the four side outer walls on the positioning lid all are fixedly connected with cotton wool area, the four side outer walls on the bottom of box body all are fixedly connected with the first barb area of corresponding cotton wool area, the both ends of top of box body all are fixedly connected with first end plate, the both sides of top of box body all are fixedly connected with second end plate, the outer side wall on the first end plate and second end plate all are fixedly connected with the second barb area of corresponding cotton wool area, this storage space can expand corrugated paperboard box, can utilize the box cover of box body as the edge board to increase the internal space of box body, simple structure, convenient operation is suitable for using widely.

This invention relates to a method for controlling the surface accuracy of elliptical thin-walled compartments in additive manufacturing, belonging to the field of additive manufacturing technology. Addressing the challenges of surface control in additive manufacturing and post-processing of elliptical thin-walled compartments, this invention proposes a surface accuracy control method based on an internally supported dimensional structure. This method includes steps such as additive manufacturing model design of the elliptical compartment and its internally supported dimensional structure, integrated additive design, thermal processing, machining, and removal of the internally supported dimensional structure. The method applies the control of the internally supported dimensional structure extension used in additive manufacturing to the post-processing stage, achieving full-process surface control from additive manufacturing to post-processing, saving product manufacturing time and improving the overall efficiency of additive manufacturing.

The utility model belongs to the field of mining drilling machines, and relates to a full-section drilling machine with a drilling rod conveying system, which comprises a moving platform, a drilling rod box, an auxiliary manipulator, a posture adjusting device, a drilling rod transporter, a main manipulator and a rack, and the posture adjusting device comprises a revolving platform, a lifting sleeve, a transporter gyrator and a dip angle gyrator. The rotating platform serves as a carrier of the posture adjusting device and is rotationally connected to the movable platform, the lifting sleeve is vertically installed on the rotating platform in a lifting mode, the transporter gyrator and the dip angle gyrator are both installed on the lifting sleeve, and the transporter gyrator and the dip angle gyrator are installed on the lifting sleeve. The dip angle gyrator and the transporter gyrator are both located on the side, away from the drill rod box, of the lifting sleeve. The drill rod transporter is arranged at the top of the transporter gyrator, and the dip angle of the drill rod transporter is adjusted through the transporter gyrator; the machine frame is arranged on the side, away from the lifting sleeve, of the dip angle gyrator in a side hanging mode, and the main mechanical arm is installed on the machine frame and rotates along with the machine frame.

The present invention provides a shark fin antenna, comprising: a shell and a bottom plate, the shell and the bottom plate are connected to each other to form a cavity; a printed circuit board is arranged in the cavity; at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements, and a radio antenna element are connected to the printed circuit board; the V2X antenna element and the 5G antenna element or the 4G antenna element are located on both sides of the radio antenna element; a navigation antenna module is arranged in the closed space, and the navigation antenna module is connected to the printed circuit board; one end of the cable is connected to the printed circuit board. The beneficial effect of the technical solution of the present invention is that different antenna signals can be received through a variety of different antenna elements and navigation antenna modules, different functions can be configured according to user needs, and the functions of matching a variety of different antennas under the same antenna structure can be realized, and one antenna replaces a variety of antennas with different functions to achieve maximum signal reception.

The invention discloses a steam heating condensation water waste heat recovery device and system.The steam heating condensation water waste heat recovery device comprises a low-temperature condensation water tank and a high-temperature condensation water tank which are sequentially arranged from top to bottom in the gravity direction, and the low-temperature condensation water tank is provided with a first water inlet and a first water outlet; the high-temperature condensation water tank is provided with a second water inlet and a second water outlet, a heat insulation partition plate is arranged between the low-temperature condensation water tank and the high-temperature condensation water tank, a plurality of gravity assisted heat pipes arranged in an array mode are arranged on the heat insulation partition plate, and each gravity assisted heat pipe comprises a condensation section, a heat insulation section and an evaporation section from top to bottom in the gravity direction. The length of the heat insulation section coincides with the thickness of the heat insulation partition plate. The evaporation section is located in the high-temperature condensation water tank. The gravity assisted heat pipe is of a hollow closed structure, and working liquid is contained in the gravity assisted heat pipe. The heat exchange efficiency is high, heat of condensed water can be fully utilized, and the water attack phenomenon is avoided.

The utility model provides a battery shell, a battery and a battery module, and relates to the technical field of energy storage. The battery shell comprises a shell body with accommodating cavities, the accommodating cavities comprise a plurality of first accommodating cavities and a plurality of second accommodating cavities, and the plurality of first accommodating cavities and the plurality of second accommodating cavities are sequentially and alternately arranged along a first direction and are communicated with each other; each first containing cavity is used for containing a battery cell, the size of each second containing cavity in the first direction tends to be reduced and then increased in the second direction, and the second direction is perpendicular to the first direction. The liquid injection difficulty can be reduced, the wettability of the electrolyte can be improved, the infiltration time can be shortened, and the free electrolyte after formation and capacity grading can be increased.

This invention provides a detection device, including a detection body and a mounting assembly. The mounting assembly includes a mounting ring surrounding the detection body, connecting portions extending upward from both sides of the mounting ring, and spring claws disposed at the ends of the connecting portions. The detection body is rotatably connected to the connecting portions on both sides, and a first clearance portion is provided on the upper part of the detection body to avoid the spring claws. The detection device provided by this invention is beneficial for improving detection performance.

The invention discloses a clamshell type electronic device shell which comprises a cover body, a host shell body and a supporting plate. The host shell is pivoted with the cover body and comprises a first part and a second part. The first part and the second part are matched with each other and detachably connected with each other. The supporting plate is located in the main machine shell. Wherein the connection state of the first part to the second part responds to the relative displacement between the supporting plate and the first part.

This utility model relates to a roller-type bidirectional overrunning clutch, comprising an inner wheel and an outer wheel. The outer wheel has a flange with mounting holes for fixing to external components. Multiple rollers are evenly distributed along the circumference between the inner and outer wheels. The outer edge of the inner wheel has a wedge-shaped inclined surface that mates with the rollers. Self-locking is achieved by varying the gap between the inner and outer wheels. Each roller has a spring on one side and a shift fork on the other. A left-side bearing is also provided between the inner and outer wheels. A right-side bearing is provided between the shift fork and the outer wheel. Sealing caps are provided on the outer sides of the left and right bearings. The clutch is filled with grease, and the bearings and their sealing caps restrict grease outflow. This utility model has a large internal space, accommodating more rollers and springs, and transmitting a larger torque. The inner wheel has a simple shape and is easy to manufacture. Clutch sealing is achieved through the reasonable arrangement of the bearings on both sides. The internal grease filling eliminates the need for external oil passages, making the clutch an independent unit.

The present invention provides an electronic stethoscope pickup cavity based on an electret microphone, which includes a stethoscope head base, a stethoscope head cover, a diaphragm, and a stethoscope diaphragm fixing ring, wherein an electret microphone is arranged between the stethoscope head cover and the diaphragm, and the electret microphone includes a microphone head, the front of the microphone head is arranged toward the diaphragm, and the wire on the back of the microphone head passes through the stethoscope head to the stethoscope head base through the through hole in the middle of the stethoscope head, and a wire pressing plate is also arranged on the back of the stethoscope head, and a wire pressing channel is arranged inside the wire pressing plate, and the wire is fixed by the wire pressing channel in conjunction with the wire pressing plate and the stethoscope head base. The microphone head is bonded to the stethoscope head by using back glue, and the wire on the back of the microphone head is fixed for a second time by using the wire pressing plate, so as to avoid the displacement of the microphone head during the movement of the electronic stethoscope, which causes environmental noise. The design purpose is to improve the signal-to-noise ratio of the stethoscope in collecting human heart sounds and respiratory sounds, and reduce the interference of environmental noise.

The invention belongs to the technical field of pile bearing capacity tests, and particularly relates to rock-socketed pile load test equipment and method.The rock-socketed pile load test equipment comprises a rack, test assemblies are connected to the two sides of the rack correspondingly, each test assembly comprises a screw, an adjusting nut, a buffer disc, a mounting disc and a protection plate, a pressing plate is arranged at the bottom end of each screw, and the adjusting nuts are in threaded connection with the screws; the buffer disc is sleeved on the screw rod, and a spring is sleeved on the screw rod between the adjusting nut and the buffer disc; the mounting disc is in threaded connection to the screw rod, a plurality of protective plates are hinged to the circumference of the mounting disc, the upper sides of the protective plates are hinged to the buffer disc, and fan-shaped clamping blocks are arranged on the inner walls of the bottom ends of the protective plates; the bottom end of the pressing plate is tightly attached to the end of the socketed pile, and when the buffering disc moves towards the mounting disc, the multiple protection plates are driven to define a cylindrical barrel, and the clamping blocks are tightly attached to the outer wall of the embedding part of the socketed pile. The equipment is convenient to disassemble and assemble, is particularly suitable for testing the obliquely-arranged socketed pile, is simple and convenient in the whole test process, and has multiple project testing functions.

The application discloses a method for constructing an internal dumping site based on a fly ash-based cementing material carbon dioxide storage, and utilizes the cementing properties of fly ash of a pit mouth coal-fired power plant to prepare a fly ash-based cementing material with super high content, and utilizes the high-strength fly ash-based cementing material to construct a carbon dioxide storage, and utilizes a cement-free low-strength fly ash-based cementing material to backfill an open-pit mine pit, so that the resource utilization and efficient collaborative disposal of fly ash solid waste are realized; the carbon dioxide storage is constructed in the internal dumping site space, the open-pit mining space is effectively utilized, and the problem of insufficient material for land reclamation backfilling in the late mining stage is solved; the carbon dioxide storage reinforced by the anchor rod prestress has high strength and large internal space, the mine pit bottom plate impermeable layer and the overlying clay cover layer increase the airtightness, and the safe and efficient large-scale storage of critical state carbon dioxide is realized; the fly ash-based cementing material can mineralize carbon dioxide in a humid environment, increases the carbon dioxide storage amount, and improves the carbon dioxide storage strength and airtightness.

This disclosure provides a water tank assembly, a cleaning device, and a cleaning system. The water tank assembly is installed on the cleaning device and includes a water tank and an overflow structure. The water tank includes a receiving cavity. The overflow structure includes an overflow pipe and a first overflow port and a second overflow port respectively disposed at both ends of the overflow pipe. The first overflow port and at least a portion of the overflow pipe are disposed within the receiving cavity, and the first overflow port is located at a predetermined overflow height within the receiving cavity. The second overflow port is positioned below the first overflow port and connects to the outside of the receiving cavity. By placing the overflow structure within the receiving cavity inside the water tank, the encroachment of traditional external overflow structure designs on the compact installation space of the cleaning device is avoided, reducing the overall volume and space occupation of the water tank assembly and improving the overall layout optimization of the cleaning device. Simultaneously, the overflow structure offers greater design freedom and fewer spatial constraints.

A kind of double electrode arc seal glue structure's intelligent ring, it includes: ring body;Intelligent electrical component is fixed in the inside of the ring body;Seal glue layer is encapsulated in the inside of the ring body, and the intelligent electrical component is covered;The intelligent electrical component includes double sensor electrode;The double sensor electrode is embedded in the seal glue layer, and the electrode contact end of the double sensor electrode is exposed to the inner surface of the seal glue layer;The inner surface of the seal glue layer is continuous smooth circular arc surface, and the outer peripheral surface of the seal glue layer is adapted and closely adheres to the inner side wall of the ring body, the inner surface of the seal glue layer is set as continuous smooth circular arc surface, the convex platform and step structure in the prior art are completely cancelled, and the smooth wearing surface without convex and step is formed in the inside of the ring body.When wearing, the inner ring of the ring is in uniform contact with the finger, does not jam hand, does not press finger, does not cover sweat, and is more friendly for long-term wearing.

A data storage method and apparatus, a computing device, a storage system, and a storage medium are disclosed. In the method, an order of writing chunks in a stripe to storage devices is improved. M+N chunks written in one batch to a same stripe are improved as N or fewer chunks written in one batch to a same stripe. For each stripe, because a quantity of chunks in the stripe that are simultaneously written to M+N storage devices is less than or equal to N, a quantity of chunks in the stripe that are simultaneously buffered to the M+N storage devices is less than or equal to N. Therefore, even if the M+N storage devices all have a power failure simultaneously and all data buffered in the M+N storage devices is lost because the storage devices have no backup power supply, a quantity of lost chunks in the stripe is less than or equal to N. Therefore, the one or more lost chunks in the stripe can be recovered by using a redundancy algorithm, thereby avoiding losing a stripe and ensuring reliability of data storage.

The invention discloses a power grid equipment maintenance early warning device, and relates to the technical field of power grid equipment maintenance. A box body is internally provided with a data processing device mounting mechanism and a data acquisition unit assembling mechanism; the data processing device analyzes and processes the signals and then transmits the signals to the side plates and the early warning lamp set through the signal lines distributed on the front cabling rack, and the data processing device can transmit the signals to the draught fan through the power lines and the signal lines distributed on the rear cabling rack. A large space is reserved between the rear door plate and the components in the door closing state, the components installed inside can be conveniently overhauled, the internal space is increased, the generated heat can be dissipated into the space, the heat cannot be gathered, a good cooling effect can be achieved through heat dissipation of the fan, and the service life of the door is prolonged. The air convection effect is achieved through different installation positions of the fan and the heat dissipation meshes, and heat dissipation is guaranteed.

The utility model discloses a toy containing box, which relates to the technical field of containing boxes, and comprises a base, the edge of the top of the base is fixedly connected with a shell, the interior of the shell is fixedly connected with a plurality of containing shells, an adjusting groove is arranged between the shell and the containing shells, an adjusting assembly is arranged in the adjusting groove, and the adjusting assembly is fixedly connected with the base. The adjusting assembly comprises a driving part, the driving part penetrates through the bottom of the base and is fixed with the base, and the output end of the driving part is fixedly connected with a threaded rod I. According to the utility model, the threaded rod I is driven to rotate by starting the driving part, and the threaded rod I drives the adjusting frame to slide and lift along the adjusting groove; a space for containing toys can be formed between the containing shell and the adjusting frame, the internal space is adjusted along with movement of the adjusting frame, when few toys need to be placed, the adjusting frame is recycled, the occupied area of the device is reduced, when many toys need to be placed, the adjusting frame is moved out, the internal space is increased, and the applicability of the device is improved.

The utility model provides a fruit picking robot, relates to the technical field of picking devices, and aims to solve the problems that a sawtooth-shaped structure on the front side of an existing blueberry picking device is incomplete, sawtooth-shaped structures with different intervals need to be used for picking blueberries of different sizes, workers often need to carry various sawtooth-shaped structures, and the picking time is shortened. The blueberry picking device comprises a mounting assembly, a lifting assembly and a lifting assembly, the mounting assembly comprises a frame body and a mounting plate, the frame body is of a rectangular structure, and driving wheels are arranged on the two sides of the frame body; and the mounting plate is positioned on the inner side of the frame body. During use, the distance between each group of toothed bars is adjusted according to the size of picked blueberries, after adjustment is completed, the rubber strips on the front sides of the ejector rods abut against the toothed bars through tightening bolts, the toothed bars are fixed, in this way, the sawtooth-shaped structures can be adjusted according to the size of the picked blueberries, a plurality of replaceable sawtooth-shaped structures do not need to be carried, and the picking efficiency is improved. And the carrying burden of workers is reduced.

A compact villa elevator includes a car body, a car frame, car guide shoes, car guide rails, and a hoist. The hoist is erected and fixed on the ground. The car body is located inside the hoist. The rear of the car body has an inwardly recessed mounting portion. Car guide shoes are installed on both the left and right sides of the car frame. The car guide rails slide with the car guide shoes and are fixedly installed on the left and right sides inside the hoist. The car guide rails extend vertically, and the outer distance S1 between the car guide rails is less than or equal to the outer dimensions S2 of the left and right sides of the car body. A call device is installed on the rear side of the car body. The car frame is installed by moving it backward and inward, so that the car frame does not protrude outward and occupy the space on the left and right sides inside the hoist, allowing the space in front of the car body at the mounting portion to be close to the inner wall of the hoist, thus increasing the internal space of the car body.

The utility model relates to the technical field of circuit boards, in particular to a spliced circuit board which comprises a circuit board body, a central processing unit is arranged at the top of the circuit board body, two through grooves are formed in the left side of the circuit board body, clamping assemblies are installed in the through grooves, and the clamping assemblies are used for rapidly splicing multiple circuit board bodies. The clamping assembly comprises a rotating handle, a main rod, a control block, clamping plates and a spring, the rotating handle is installed at the top of the through groove, the main rod is installed at the bottom of the rotating handle, the control block is installed at the bottom of the main rod, the clamping plates are symmetrically installed on the left side and the right side of the control block and located in the through groove, and the spring is installed between the clamping plates; compared with the existing spliced circuit board, the spliced circuit board has the advantages that the circuit boards can be quickly disassembled through the design of the clamping plates and the clamping columns, the conductivity is enhanced through the design of the copper foil, the electromagnetic shielding effect is provided, and the overall practicability is greatly improved.