56results about How to "Prevent falling out" patented technology

The utility model provides cloth car, including the car board, long baffle and short baffle, car board top is provided with a plurality of long baffle of symmetry distribution before and after and a plurality of short baffle of symmetry distribution left and right, link assembly, two long baffles adjacent up and down and two short baffles adjacent up and down are connected through link assembly, lift control assembly, two link assemblies of long baffle and short baffle adjacent one end are all connected with lift control assembly, synchronous control assembly, lift control assembly bottom respectively with synchronous control assembly transmission connection. The utility model discloses utilize long baffle and short baffle to carry out the blocking, protection to the material on cloth car, prevent the material from falling out when cloth car shakes with the ship, so as to be convenient for cloth car to move on the ship, utilize single synchronous control assembly to control synchronous control multiple lift control assembly operation simultaneously, thereby drive multiple long baffles and short baffles to run simultaneously, make long baffle and short baffle height adjustment more simple.

The utility model relates to the technical field of tree species collection, and discloses a forest tree species collection device which comprises a rectangular plate, L-shaped rubber plates are arranged at the corners of the rectangular plate, and idler wheels are arranged on the L-shaped rubber plates. A vertical plate is arranged at one end of the rectangular plate, and soft bags are connected to the rectangular plate, the L-shaped rubber plate and the vertical plate. A feeding hole matched with the soft bag is formed in the vertical plate; a discharging barrel is arranged at one end, far away from the feeding hole, of the soft bag; the end, close to the vertical plate, of the soft bag is movably provided with a dragging rod capable of dragging the device to move. Compared with the prior art, the forest tree planting rack has the advantages of being convenient to move in a forest and capable of containing tree species.

This utility model relates to the field of magnetic concealed enclosure structure technology, specifically a magnetic concealed enclosure structure for embedded parts that meets the requirements of clean and aesthetically pleasing finishes. It includes a wall structure, an inspection port located on the wall structure, a grooved ring on the wall structure, and a cover plate magnetically connected to the inner wall of the grooved ring. Multiple permanent magnets are fixedly installed on one side of the cover plate. A pre-embedded steel strip has multiple permanent magnets fixedly installed on one side. This utility model allows for the fabrication of a concealed cover plate according to the size of the embedded part opening. A strip-shaped permanent magnet is embedded in the edge of the cover plate. The permanent magnets are positioned at the same level as the permanent magnets on the pre-embedded steel strip, but with opposite magnetic poles, providing effective attraction and preventing the cover plate from falling out, thus forming a magnetically concealed enclosure structure.

The invention relates to a light-weight pressure-maintaining gas-maintaining coring device for a deep coal mine and a using method, the coring device comprises an outer pipe, a center rod, a core barrel, a pressure-maintaining controller, a clamp spring and a core falling prevention device, the lower end of the outer pipe is connected with a coring drill bit, the lower end of the center rod is connected with the core barrel, and the core falling prevention device and the clamp spring are installed at the lower end of the core barrel; the core falling prevention device is positioned below the clamp spring and above the coring drill bit; the core falling prevention device comprises a plurality of discs arranged in the circumferential direction and an elastic piece used for driving the multiple discs to be folded and closed towards the middle. The core falling prevention device is added, so that the equipment has a core falling prevention function, and when the rock core is broken by the snap spring, the core falling prevention device can effectively prevent a coal sample from falling out of the rock core barrel, and the heart taking rate is increased.

The utility model provides a kind of thread cutting mechanism of lock eye machine, belong to sewing machine technical field.It solves the problem that thread hair gathering caused by thread cutting in existing thread cutting mechanism cannot be discharged, leading to normal thread cutting cannot be carried out.The thread cutting mechanism of the lock eye machine, including fixed knife, moving knife and needle plate with pinhole, moving knife has thread hook, moving knife can move forward and backward to make thread hook cooperate with fixed knife to cut thread, the lower surface of needle plate is provided with movable slot, pinhole is arranged on the bottom surface of movable slot, thread hook is located in movable slot, the upper surface of needle plate is provided with fixed slot located in front of pinhole, the rear side and bottom surface of fixed slot are communicated with the wall surface of movable slot and form communicating port, fixed knife is fixedly connected in fixed slot and covers part of communicating port, the rear side of fixed knife and the upper mouth of communicating port are spaced apart, and the front side of fixed knife and the front mouth of communicating port are spaced apart.The thread cutting mechanism makes moving knife not be jammed or even be stuck due to thread hair gathering, so that thread cutting can be carried out normally.

The utility model discloses a novel pen container with a coded lock, which relates to the technical field of office stationery and comprises two semi-container cavities hinged with each other, each semi-container cavity is provided with a turning plate capable of closing the self-cavity, when the semi-container cavities are oppositely covered, a hook body formed by one of the semi-container cavities can be hooked into a locking mechanism arranged on the other semi-container cavity and locked by the locking mechanism, and the other semi-container cavity is provided with a locking mechanism. And the two half cylinder cavities can be combined to form a cylindrical pen container. Compared with the prior art, the pen container is divided into two independent spaces through the turning plate, common / non-common stationery can be stored respectively, the space utilization rate of the pen container is improved to a certain degree through the structure, and the problem that the stationery shakes due to excessive space can be solved.

The utility model discloses an anti-falling winch for constructional engineering, which relates to the technical field of winches and comprises a support, a winding module is fixedly connected above the support, the support is fixedly connected with an adjusting module in front of the winding module, and a fixing module is fixedly connected behind the adjusting module. The left side of the first roller and the left side of the second roller are both fixedly connected with a first gear, the interior of the third sliding rail is slidably connected with a second gear, the left end of the second gear is slidably connected with the fourth sliding rail, and when equipment runs, the air cylinder drives the fourth sliding block to descend, and the fourth sliding block drives the second gear to descend along the third sliding rail through the fourth sliding rail to be away from the first gear; the air cylinder stops ventilation, the second spring contracts to pull the fourth sliding block to ascend, the limiting block prevents the fourth sliding block from falling out of the dust cover, when the fourth sliding block ascends, the second gear is meshed with the two first gears through the third sliding rail, the second gear is prevented from continuously rotating, and the problem that when a fault occurs, an object continuously pulls the steel wire rope to fall is solved.

The utility model relates to the technical field of scrap iron cleaning, in particular to a scrap iron cleaning device for machining, which comprises a vehicle body, a collecting box is fixed at the top of the vehicle body, a filter plate is slidably connected in the collecting box, a main push plate is tightly attached to the top of the filter plate, and auxiliary push plates are rotatably connected to the front end and the rear end of the main push plate. A reversing strip is arranged at the left end of the main push plate, an electromagnet moving rod is fixed to the left side of the reversing strip, an electromagnet is fixed to the bottom of the electromagnet moving rod, a sealing plate is tightly attached to the left end of the collecting box, a cleaning rod is fixed to the top of the collecting box, an attaching rod is arranged at the right end of the cleaning rod, and a cleaning plate is fixed to the bottom of the attaching rod. Vibration plates are arranged at the front end and the rear end of the collecting box; the collecting box is used for collecting a mixture of scrap iron and cooling liquid, and the electromagnetic valve and the pump body are matched to discharge the cooling liquid at the lower end of the filter plate, so that follow-up reutilization is facilitated, and resources are saved.

The utility model provides a current transformer which comprises a base and a cover plate, the base comprises a bottom plate, a mounting support plate vertically arranged on the bottom plate and two opposite side plates, one side of each side plate is provided with the mounting support plate, the other side of each side plate forms a first opening, one side of the cover plate is provided with a baffle plate which extends towards the bottom plate and is inserted into the first opening, and the baffle plate is provided with a second opening. The baffle, the two side plates and the installation supporting plate define a containing cavity used for containing a coil, a U-shaped blocking edge arranged around the edge of the baffle is formed on the face, away from the containing cavity, of the baffle, a U-shaped groove is defined between the U-shaped blocking edge and the baffle, a second opening of the U-shaped groove faces the bottom plate, and only the edge of a label needs to be inserted into the U-shaped groove in the installation process. And then the cover plate and the base are assembled, and the bottom plate of the base blocks the opening of the U-shaped groove, so that the sign is prevented from falling out, and compared with the prior art, the operation is very simple and rapid, later replacement is facilitated, and meanwhile, parameters can be conveniently identified when light is dark.

The utility model relates to the technical field of insoles, in particular to a shoe assembly convenient to install an intelligent accessory, which comprises a shoe body used for installing the intelligent accessory, one end of the shoe body is provided with an installation cavity which is provided with an opening and is fixedly provided with the intelligent accessory, and the opening of the installation cavity is circumferentially and convexly provided with a first inverted buckle. The first inverted buckle wraps one end, facing the first inverted buckle, of the intelligent accessory; the shoe body is provided with a sealing assembly relative to the opening of the mounting cavity. The utility model aims to enable intelligent accessories such as sensors to be quickly and stably mounted and dismounted relative to shoes.

The utility model belongs to the technical field of distance measuring equipment, and discloses a distance measuring instrument, which comprises a shell, a fixed seat, a writing head and a push button, the side wall of the shell is provided with a first clamping groove and a second clamping groove which are arranged at an interval, the fixed seat is arranged on the inner side of the shell in a sliding manner, and the fixed seat is provided with an elastic sheet; the elastic piece is selectively clamped to the first clamping groove and the second clamping groove so that the fixing base can be fixed relative to the shell, the writing head is installed at one end of the fixing base, and part of the push button extends into the shell and is matched with the fixing base in a sliding mode. The range finder is provided with the extendable writing head, other marking tools do not need to be arranged during use, the writing head can be kept at a fixed position after extending out, an operator does not need to continuously abut against a push button, and the use satisfaction degree of a user is high.

The application discloses a connecting assembly and a shock-absorbing support, belongs to the field of mobile intelligent terminals, and relates to support technology of the mobile intelligent terminals. The connecting assembly comprises a back plate, a sliding cushion plate, a pasting plate and a hanging rope, the back plate is provided with a first connecting structure on the back surface, the sliding cushion plate is arranged on the front plate of the back plate, and an automatic-reset movable clamping groove is formed between the sliding cushion plate and the back plate; the pasting plate is provided with a first pasting plate, a buckling piece and a sliding pasting plate, the first pasting plate is fixedly connected with the back surface of the mobile intelligent terminal, and the buckling piece can be clamped in the movable clamping groove; the hanging rope is connected with the sliding pasting plate, and a ring-shaped hanging neck part is arranged on the hanging rope. The shock-absorbing support comprises a mounting piece, a shock-absorbing adjusting frame and the connecting assembly; the mounting piece is used for being connected with a vehicle body, the shock-absorbing adjusting frame is arranged on the mounting piece, and the connecting assembly is arranged on the shock-absorbing adjusting frame. The application solves the technical problem that the conventional connecting assembly and shock-absorbing support of the mobile intelligent terminal cannot meet the requirements of convenient operation and stable placement.

This utility model provides a bidirectional piston for an air pump, including a piston body. An air pump body is provided on the outside of the piston body, dividing the air pump body into an upper air chamber and a lower air chamber. An inner cylinder is provided at the center of the piston body, and an outer cylinder is sleeved on the outside of the inner cylinder. The inner cylinder is connected to the inner tube of the air pump, and the outer cylinder is connected to the outer tube of the air pump. Multiple sets of reinforcing members are arranged around the outer wall of the outer cylinder. The piston outer wall is provided on the outside of the reinforcing members. A groove is provided on the lower part of the piston outer wall and the reinforcing members. A sealing rubber ring is provided inside the groove. The lower end of the inner cylinder is connected to a first air guide channel. The outlet end of the first air guide channel is connected to the groove. An upper valve port and a lower valve port are symmetrically opened at the upper and lower centers of the piston body. The outer cylinder and the inner cylinder form a third air guide channel. The lower end of the third air guide channel is connected to a second air guide channel. The second air guide channel is located inside the piston body and is used to connect to the upper valve port and the lower valve port respectively.

The logistics vehicle comprises a compartment, a cover plate set, a push plate set and an air cylinder, the compartment is installed on the logistics vehicle, a delivery assembly used for delivering the logistics box at a fixed point is arranged behind the compartment, and the delivery assembly comprises a slide moving assembly used for moving a slide and the push plate set used for limiting the logistics box; the push plate set comprises a fixed plate set and a movable plate set, the fixed plate set comprises a fixed plate moving mechanism and a logistics box pushing mechanism, the delivery assembly is connected with the cover plate set, a deformation mechanism used for converting the cover plate set into a slide is arranged in the cover plate set, and the deformation mechanism is connected with the lifting mechanism through bevel gears. The lifting mechanism is arranged in the fixing plate set and used for lifting the fixing plates, and an air cylinder used for adjusting the angle of the slide is hinged below the cover plate set. According to the logistics vehicle, fixed-point delivery can be achieved, the cover plate set is changed into a slide state through the deformation mechanism, so that the logistics boxes are effectively classified, the sorting speed of the logistics boxes is increased, the logistics efficiency is improved, and the labor cost is saved.

The utility model belongs to the technical field of handbags, and particularly relates to a knitted handbag which comprises a knitted handbag body, a lifting handle is arranged above the handbag body, a sealing cover assembly is arranged at an opening in the top end of the handbag body, a containing bag capable of containing articles is arranged in the handbag body, the handbag body is detachably connected with the containing bag, and a supporting structure is arranged between the handbag body and the containing bag and used for shaping the handbag body. Due to the fact that the supporting structure is arranged between the bag body and the containing bag and used for shaping the knitted bag body, the structural stability of the bag is improved, the three-dimensional shape can be maintained, collapse deformation caused after articles are loaded or when the bag is placed on a table top is avoided, knitted material abrasion caused by frequent deformation of the bag body is reduced, and the attractiveness and practicability of the bag are improved. And the sealing cover assembly is used for sealing the opening of the bag body and preventing the articles loaded in the accommodating bag from falling out.

The utility model relates to the technical field of mobile phone storage racks, and discloses a mobile phone storage rack for teaching invigilation, which comprises two U-shaped hooks, cushion blocks are fixedly connected to the two U-shaped hooks, the lower ends of the two U-shaped hooks are jointly and fixedly connected with a first adjusting mechanism, the lower end of the first adjusting mechanism is fixedly connected with a plurality of second adjusting mechanisms, and the lower end of the second adjusting mechanism is fixedly connected with a plurality of connecting rods. The lower end of the first adjusting mechanism is fixedly connected with a first adjusting mechanism, the lower end of the second adjusting mechanism is fixedly connected with a third adjusting mechanism, the first adjusting mechanism, the second adjusting mechanism and the third adjusting mechanism are fixedly connected with a plurality of storage bags, bag covers are fixedly connected to the storage bags, the lower end of the third adjusting mechanism is rotationally connected with rollers, and a fixing assembly is jointly connected between the first adjusting mechanism and the third adjusting mechanism. When the mobile phone storage rack is used, the height of the storage rack can be adjusted, so that a mobile phone can be conveniently stored and taken, and after the mobile phone storage rack is used, the height can be reduced, and the occupied space can be reduced.

The utility model discloses a rosemary essential oil purification and impurity removal device, including installation bin, the top of installation bin is equipped with the purification bin, the top of purification bin is equipped with feed inlet, electric push rod and liquid supply pipeline respectively, the bottom of purification bin inside is equipped with guide chute and cleaning tank respectively, the bottom of guide chute is linked with membrane filter, the utility model discloses two groups of filter grooves in the inside of rotary seat so that when the essential oil purification work of rosemary is carried out, the rotation adjustment of structure is utilized regularly, makes the position of the filter groove after filtering and the filter groove of backup change, thereby reaches the high -precision purification operation of continuation, and utilizes the turnover adjustment of filter groove at the inside through -opening of rotary seat, the residue in the filter groove is conveniently made to pour out automatically, avoids the container after essential oil purification to remove the impurity, increases the convenience of structural cleaning work, improves the work efficiency of rosemary essential oil continuous filtration.

The utility model discloses a hydraulic forming device which comprises a base, a hydraulic cylinder, a lifting plate, a crucible extrusion forming device, a plurality of guide columns, an extrusion head, a top plate and a rotary power device, the guide columns are connected between the base and the top plate, and the lifting plate is arranged between the base and the top plate and is in sliding connection with the guide columns. The hydraulic cylinder is installed on the base, a piston rod of the hydraulic cylinder is connected with the lifting plate, the extrusion head is movably connected to the top plate, the rotary power device is installed on the top plate and is in transmission connection with the extrusion head, and the crucible extrusion forming device is installed on the lifting plate and is matched with the extrusion head. The hydraulic forming device is simple in structure, convenient to use and practical, the extrusion head is driven by the rotary power device to rotate, the adhesion phenomenon cannot occur after the extrusion head falls off a formed crucible, and demolding is completed under the condition that the use amount of a demolding agent is reduced.

The invention provides a blast hole cleaning device for tunnel shallow hole blasting, which relates to the technical field of tunnel shallow hole blasting and comprises a first telescopic piece, a central column and a hole cleaning pipe sleeve, a spiral rib is arranged on the inner wall of the hole cleaning pipe sleeve, a slag inlet is formed in one side of the hole cleaning pipe sleeve, a broken notch is formed in the position, corresponding to the slag inlet, of the spiral rib, an opening and closing plate is rotationally installed at the slag inlet, a connecting rib set is arranged on the inner side of the opening and closing plate, and the opening and closing plate can be switched to a closing station for blocking the slag inlet or a slag inlet station rotationally collected into the hole cleaning pipe sleeve. A scraping plate is mounted beside the slag inlet; the center column is fixed to the telescopic end of the first telescopic piece, the hole cleaning pipe sleeve is coaxially and rotationally installed outside the center column, and an arc plate is fixedly arranged on the lower half side of the center column. According to the device, rock slag cleaning is achieved through spiral conveying in the closed pipe, the problems of broken stone splashing and dust diffusion are fundamentally eradicated, continuous operation of slag scraping, slag feeding and slag conveying is achieved through automatic station switching of the opening and closing plate, and the rock slag in the hole cleaning pipe sleeve is effectively prevented from falling out.

The utility model discloses a zip head cylinder separator relates to cylinder separator technical field, including cylinder, frame and apron, and the cylinder is installed on the frame, and the retractable device is equipped on the apron, and the retractable device drives apron to be away from or close to the cylinder mouth, the retractable device is 2 sets of symmetry and is equipped at apron both sides, and the retractal device includes telescopic cylinder and protective sleeve, and the telescopic cylinder is inserted in the protective sleeve and is fixed through screw, and the piston end of telescopic cylinder projects the protective sleeve and is fixed with apron, and the bottom of protective sleeve is rotatably connected with frame through bearing, the frame is equipped with 2 sets of rotating device and is symmetrically arranged at frame both sides, and the rotating device is used to drive the rotation of retractable device, the utility model discloses through setting apron at the cylinder mouth to avoid material to drop out of the cylinder, through two sets of symmetry telescopic cylinder and rotating cylinder, realize the automatic opening and closing and the rotary motion of apron, and the operation time is greatly shortened, and the production efficiency is improved.

The utility model relates to the technical field of reconnaissance equipment, in particular to an orifice sealing device of a compartment type drilling machine for a polar region house, which comprises a fixed seat, a first through hole, a second through hole and a sealing device, the fixed seat is fixedly arranged at the bottom of a house compartment, the fixed seat is axially provided with the first through hole, and the inner wall of the first through hole is provided with an overflow port; the sealing assembly penetrates through the first through hole to be inserted into the hole opening, a sealing connecting piece is arranged at the bottom of the first through hole, and the sealing connecting piece is connected with the sealing assembly in a sealing mode; the sealing assembly comprises a first sealing pipe, a second sealing pipe and a third sealing pipe which are arranged in a nested mode from outside to inside in the radial direction, the outer wall of the first sealing pipe makes contact with the ice and snow layer, an annular sealing cavity is formed between the inner wall of the second sealing pipe and the outer wall of the third sealing pipe, and a drilling fluid channel is formed in the inner wall of the third sealing pipe.

The utility model relates to the field of stone coal navajoite roasting, in particular to a stone coal navajoite roasting device. According to the stone coal vanadium ore roasting device, stone coal vanadium ore can be subjected to rotary roasting after being crushed and subjected to impurity removal, the energy consumption and cost are reduced, the roasting quality is improved, the reaction and treatment efficiency is improved, and the stone coal vanadium ore roasting device is convenient to use. A stone coal navajoite roasting device comprises a base, first rotating blocks and the like, and the front first rotating block and the rear first rotating block are rotationally connected to the upper side of the middle of the base. According to the stone coal vanadium ore crushing and impurity removing device, stone coal vanadium ore is added into the crushing and impurity removing bin, the crushing head rotates to flap and crush the stone coal vanadium ore, metal impurities in the stone coal vanadium ore are adsorbed through the magnetic rod, and the stone coal vanadium ore subjected to impurity removal falls into the feeding barrel to be roasted, so that the stone coal vanadium ore can be rotationally roasted after being crushed and subjected to impurity removal; the energy consumption and cost are reduced, the roasting quality is improved, the reaction and treatment efficiency is improved, and the use is convenient.

The present application relates to nut sleeve technical field, specifically to a kind of automatic nut sleeve tool of withdrawing.This application provides a kind of automatic nut sleeve tool of withdrawing, including driving handle, detachable inside sleeve is on driving handle, protective shell is set on the outer wall of inside sleeve, sliding assembly is set between inside sleeve and protective shell, sleeve window is opened in protective shell, protective shell window is opened in protective shell.This application has protection mechanism, can be responded to a variety of environments, compact structure, processing and manufacturing are convenient, cost is lower, improve safety and efficiency, reduce nut jam risk.

An automatic pin insertion device includes a feeding device and a pin insertion device. The feeding device includes a conveyor belt, a cover plate guide rail, and a pin guide rail. The pin insertion device includes a front cover, a pin insertion mechanism, and a cylinder. One end of the pin insertion mechanism is connected to the front cover, and the other end is connected to the cylinder. The front cover includes a cover plate, a mounting groove, and pin holes. The cover plate is embedded in the mounting groove, and pin holes are provided on both sides of the mounting groove. The pin insertion mechanism includes a crossbeam, an inclined block groove, a round-headed push rod, a thin push rod, a built-in spring, and a pin. The cylinder is mounted on a fixed plate, and the front end of the cylinder is connected to the pin insertion mechanism. Compared with the prior art, the automatic pin insertion device of this invention is suitable for pin connection scenarios. Its advantages are that it can realize automatic installation and automatic feeding, and can insert pins at both ends simultaneously. It is twice as fast as ordinary pin insertion mechanisms, which saves costs and improves efficiency.

This utility model provides a medicine box, including a base and a connecting cover disposed above the base and rotatable in a circumferential direction along the base. The base is hollow to form a cavity for containing medicines. The base is provided with a partition plate to divide the cavity into several medicine storage chambers. The connecting cover is provided with a through groove that can be opposite to any medicine storage chamber. The connecting cover is also provided with a sealing block for covering the through groove. A cover plate is also provided above the connecting cover, which can close with the base. This medicine box can overcome the defect of the prior art where the cover is easy to loosen after being rotated many times over a long period of time, which may cause the cover to rotate on its own when not in use, causing the medicine inside the medicine box to fall out.

This invention provides a battery packaging device, comprising a frame, a turntable, a drive unit, and a feeding assembly. The turntable is vertically arranged and rotatably connected to the frame. A cardboard box loading station, a battery packaging station, and a feeding station are respectively located below, to one side, and above the turntable. Several fixed seats are evenly distributed circumferentially on the outer circumferential wall of the turntable. The drive unit is connected to the turntable and drives it to rotate circumferentially, thereby causing the fixed seats to sequentially pass through the cardboard box loading station, the battery packaging station, and the feeding station. Each fixed seat has a groove for accommodating cardboard boxes. A vacuum suction cup and a magnetic suction module are located on the inner bottom wall of the groove. The vacuum suction cup is used to adhere to the bottom of the cardboard box, and the magnetic suction module is used to magnetically attract the batteries inside the cardboard box. The feeding assembly is located at the feeding station and is used to remove the packaged cardboard box and batteries from the fixed seats. This battery packaging device can automatically package batteries, which is not only highly efficient but also saves time and labor.