224results 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 provides a multi-capacity cake blank oven which comprises an oven body, a first baking cavity and a second baking cavity are formed in the oven body, and rotary grill assemblies and burners corresponding to the rotary grill assemblies are arranged in the first baking cavity and the second baking cavity respectively. Door plates are arranged on one side of the first baking cavity and one side of the second baking cavity; the space of the first baking cavity is small, the number of the trays is small, the internal space of the second baking cavity is large, the number of the trays is large, the second baking cavity or the first baking cavity and the second baking cavity can be used at the same time in the time period of large sales volume of food points so as to meet the processing requirement of large sales volume, and the second baking cavity can be used at the same time in the time period of small sales volume of non-food points so as to meet the processing requirement of large sales volume. Only the first baking cavity can be used, the processing requirement for small sales volume is met, and energy consumption is low.

The embodiment of the invention provides a key sealing structure and electronic equipment. The key sealing structure comprises a middle frame side wall extending along a first direction; the first groove and the second groove are formed in the middle frame side wall in a spaced mode in the first direction, and a connecting hole is formed between the first groove and the second groove; the key hole is formed in the side wall of the middle frame and is communicated with the first groove; the key is arranged in the key hole and comprises a biological feature recognition module; one end of the flexible flat cable is located in the first groove and connected with the biological feature recognition module, and the other end of the flexible flat cable sequentially penetrates through the connecting hole and the second groove and extends out of the second groove; the sealing piece is arranged in the connecting hole; and the sealant is filled in the second groove and submerges the connecting hole. According to the key sealing structure, the width of the side wall of the middle frame can be reduced, the internal space of the electronic equipment is increased, and the electronic equipment can contain a battery with larger capacity and larger size. In addition, the number of devices of the key sealing structure is smaller, and the installation process is simpler.

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 invention discloses a clothes treatment device (LAUNDRY TREATING APPARATUS). The clothes treatment device according to one embodiment of the invention comprises a first treatment device and a second treatment device; the first box body comprises a top panel, and the top panel defines the top surface of the first processing device and supports the second box body; the second box body comprises leg parts, and the leg parts protrude towards the top panel and are supported by the top panel; a top panel including a leg seating portion, the leg seating portion being recessed away from the second box body, and the leg being seated and supported on the leg seating portion; a space open to the leg mounting portion is formed inside the leg portion.

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 utility model discloses a modularized extensible high-low voltage power distribution cabinet, which belongs to the technical field of power distribution cabinets, and is characterized in that one end of a first cabinet body and one end of a second cabinet body are respectively connected with a first expansion plate and a second expansion plate in a sliding manner, and the side surfaces of the first expansion plate and the second expansion plate are connected with adjusting rods through threads; an elastic sheet is fixedly connected between the first expansion plate and the second expansion plate, one end of the first expansion plate and one end of the second expansion plate are detachably connected with a top plate, and the bottom of the top plate is in threaded connection with a positioning rod. The power distribution cabinet has the function of expanding the internal space, so that the use flexibility of the power distribution cabinet is greatly improved, the arranged adjusting rod and the positioning rod are both manual screw rods, not only is the quick assembly, disassembly and expansion of the power distribution cabinet facilitated, but also the adjusting rod and the positioning rod are located in the cabinet body, and the use safety of the power distribution cabinet is greatly improved.

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 discloses an inflatable boat, which comprises a first inflatable tube, a second inflatable tube, a first connecting rod and a second connecting rod, the second inflation tube comprises a first end part and a second end part, the first end part of the first inflation tube and the first end part of the second inflation tube are arranged at an interval to form a first opening, and the second end part of the first inflation tube and the second end part of the second inflation tube are arranged at an interval to form a second opening; the inflatable bottom plate is connected with the first inflatable tube and the second inflatable tube in the length direction of the inflatable boat; the baffle is arranged at the first opening or the second opening; wherein the baffle plate and the first inflation tube are arranged at an interval to form a first hollow part, and / or the baffle plate and the second inflation tube are arranged at an interval to form a second hollow part. According to the inflatable boat, the interior of the inflatable boat can present a larger space, a passenger has a wider visual field, and water on the inflatable bottom plate can be naturally discharged.

The utility model relates to the technical field of battery production equipment, in particular to a winding needle for preventing a winding core from being pulled and battery winding equipment, and the winding needle is provided with a clamping surface for clamping a winding core diaphragm and / or a battery piece; a coating is arranged on the surface of the winding needle and used for reducing the friction coefficient between the winding needle and the winding core diaphragm and / or the battery piece. According to the utility model, a layer of DLC material is plated on the winding needle, so that the friction coefficient between the winding needle and the winding core diaphragm is reduced, and the wear resistance, corrosion resistance and the like of the winding needle are enhanced. The winding needle can be pulled out more easily after winding is completed, wrinkles or damage in a battery cell cannot be caused when the winding needle is pulled out, the conditions that a positive pole piece, a negative pole piece and a diaphragm are misplaced and the like are effectively avoided, and therefore the production efficiency of a lithium battery and the quality of the battery are effectively improved.

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 utility model discloses a protection device for a flow-regulating and pressure-regulating valve, which comprises a pipe body fixedly mounted at a feed end of the flow-regulating and pressure-regulating valve. The flow-regulating and pressure-regulating valve is reasonable in design, a part of pressure relief space can be reserved for the flow-regulating and pressure-regulating valve, and when the flow-regulating and pressure-regulating valve suddenly suffers from huge pressure, a medium pushes the piston plate to be far away from the pipe body, so that the internal space of the protection device is enlarged, the pressure intensity is reduced, the pressure relief effect is achieved, and internal parts of the flow-regulating and pressure-regulating valve are prevented from being damaged; media in the pipe body are discharged, pressure relief is conducted in time, the situation that the flow and pressure regulating valve is damaged due to too large pressure is avoided, the discharged media are collected through the collecting barrel, loss of the media is avoided, the outer surface of the flow and pressure regulating valve can be protected, the flow and pressure regulating valve is prevented from being collided or corroded, and the service life of the flow and pressure regulating valve is prolonged.

The utility model discloses a sepiella maindroni egg attaching device, and aims to provide a device which is stable in structure and convenient to take and replace. According to the breeding habit of sepiella maindroni, the adhesion mechanism of oosperms of sepiella maindroni and the availability of secondary metabolites of gorgonian, the device is constructed and comprises an oviposition substratum and filler. The attachment base composed of the stainless steel punching cylinder and the mesh provides an egg attachment site and a reproduction space for the cuttlefish; the attachment base circulates symmetrically, the internal space is large, and a swimming space and an attachment space are provided for cuttlefish oviposition; the gorgonian secondary metabolite is used as a solid or liquid filler and is combined with a spawning substratum to provide a spawning site habitat, so that the problem of low affinity of sepiella maindroni to an artificial cuttlefish reef is solved, and the method is an optimization of a method for trapping sepiella maindroni to spawn.

The utility model discloses a baby carriage production raw material carrying device made of pinus sylvestris materials, and relates to the technical field of pinus sylvestris raw material carrying, the baby carriage production raw material carrying device made of pinus sylvestris materials comprises a transfer trolley, and universal wheels are rotatably installed at four included angles of the lower surface of the transfer trolley; a transfer trolley built-in groove is formed in the bottom end of the transfer trolley, a lifting device is arranged on the inner wall of the transfer trolley built-in groove, when a worker uses the device to carry pinus sylvestris raw materials, the raw materials are firstly placed in a placing box, and after the placing box is filled with the raw materials, the worker can control starting of a double-shaft motor; the raw materials in the containing box are collected into the transfer trolley, the protection effect is greatly improved when workers carry the raw materials, the situation that in the carrying process of the raw materials, due to the fact that the raw materials are exposed outside, the raw materials are likely to be collided, and consequently the raw materials are damaged is avoided, and the safety of the raw materials in the carrying process is improved.

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 utility model provides an expandable square cabin. The expandable square cabin comprises a main cabin body and an expandable cabin, at least one side wall of the main cabin body is provided with a movable turning plate which can be turned and unfolded in the direction away from the main cabin body. A containing body with an inner space is detachably assembled on the movable turning plate, so that the expansion cabin communicated with the main cabin body is formed. According to the expandable square cabin, the movable turning plate and the containing body are arranged, so that the movable turning plate can be unfolded towards the outside of the main cabin body to serve as the floor of the expansion cabin, the expansion cabin connected with the main cabin body is defined by the movable turning plate and the containing body, the use space of the cabin body of the square cabin is expanded conveniently and rapidly, and the use quality of the square cabin is improved; and good usability is realized.

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.