219results about How to "Easy to use force" patented technology

The invention provides a handheld dust collector which comprises a host machine, an air inlet, an air outlet, and a cyclone separation device connected with the host machine, wherein an air channel is formed between the air inlet and the air outlet; the cyclone separation device is vertically arranged, comprises a dust cup positioned at the lower part, and is used for separating dust and sundries in air flow flowing through the air channel; a plurality of convex columns are arranged at the bottom of the dust cup, so that the dust cup can be protected and is difficult to abrade. The handheld dust collector disclosed by the invention is simple and more compact in structure, and occupies a small space; the convex columns at the bottom of the dust cup can protect the dust cup and are difficult to abrade; the handheld dust collector is safer to use and has a good application prospect.

The invention relates to cervical disc prosthesis, an implantable device, a cervical disc prosthesis and implantable device combination device and a method of implanting a cervical implant to cervical vertebra. The combination device comprises the cervical disc prosthesis and the implantable device, wherein the cervical disc prosthesis is composed of an upper endplate, nucleus pulposus and a lower endplate, the upper endplate and the nucleus pulposus form a ball and socket joint, and the nucleus pulposus and the lower endplate are in interference fit to form a cylinder fitting structure; the implantable device is composed of a clamping rod, a sleeve, a rotation handle and a stop pin, the clamping rod is sleeved inside the sleeve in an empty mode, the stop pin prevents relative rotation between the clamping rod and the sleeve, the rotation handle in rotation bolted connection onto the tail end of the clamping rod promotes relative axial movement generated between the clamping rod and the sleeve whose tail end is embedded inside the rotation handle fitting groove, the sleeve squeezes the clamping head of the clamping rod in the case of axial movement of the clamping rod, and relaxation and clamping of the prosthesis are realized through opening and closing of the clamping head.

The invention discloses a medical freed body moving platform which comprises a chassis assembly, wherein the chassis assembly is vertically provided with a stand column; the exterior of the stand column is movably connected with a stand column sleeve to carry out the heaving movement; the stand column sleeve is fixedly connected with a bracket; the chassis assembly comprises a chassis, a supporting leg and a gear driven by a motor; the supporting leg supports the chassis and is connected with the bottom of the chassis in a sliding way; a rack is arranged between the gear and the supporting let; the gear drives the rack to move; the supporting leg is fixedly connected with the rack; the bottom of the supporting leg is provided with a pulley wheel which is contacted with the ground; and the motor drives the supporting leg to slide by the gear, the rack and the pulley wheel. The medical freed body moving platform can stably hold up and move the bodies of patients, is slowly inserted into the underside of the human body after the panel is moved and regulated to the appropriate position, slowly holds up and move the body, is convenient to operate, effectively reduces the labor intensity of the medical personnel, has low cost, can be matched with all operational connecting stretchers and operational cars for using, and well solves the secondary harm problem caused by the movement of the patient body.

The invention discloses an underwater sample collector. The technical scheme of the invention is as follows: the underwater sample collector comprises a pipe body, the inside of the pipe body is provided with a piston structure matched with the pipe body, the lower end of an opening of the pipe body is a sample collecting hole, a lower valve plate is fixed on the inner wall of the pipe body at the upper part of the sample collecting hole, a limit stop is fixed on the inner wall of the pipe body at the upper part of the lower valve plate, the lower part of the limit stop is provided with a movable upper valve plate, a spring is fixed on the upper valve plate, a sphere is fixed at the lower end of the spring and can realize conduction and intercepting in cooperation with through holes on the upper valve plate and the lower valve plate, the pipe body at the upper part of the limit stop is provided with a sample outlet, the sample outlet is communicated with a sample collecting pipe, and the sample collecting pipe is provided with a one-way valve structure. The underwater sample collector disclosed by the invention is simple in structure and convenient and quick in application; and byusing the underwater sample collector disclosed by the invention, underwater samples such as sea cucumbers and fishes and the like can be absorbed conveniently without carrying out underwater operations by hands.

A locking and unlocking device of a central control unit of a folding bed comprises the central control unit. The central control unit comprises a shell (1) and a shell cover (2), the shell cover (2) covers the top face of the shell (1), a locating column (11) is vertically arranged in the middle of an inner cavity of the shell (1), and a metal locking sheet (12) is fixed to the top of the locating column (11). A vertically-communicated through hole (21) is formed in the middle of the shell cover (2), a buckle portion (2a) capable of rotating is arranged at the bottom of the shell cover (2), and the top of the buckle potion (2a) stretches out of the shell cover (2) through the through hole (21) to be connected with a pull portion which is arranged on the upper surface of the shell cover (2) and can pull the shell cover (2) to move upwards. A torsional spring (22) is arranged on the buckle portion (2a), and when the buckle portion (2a) moves downwards, the torsional spring (22) can enable the buckle portion (2a) to automatically rotate to be buckled with the bottom face of the metal locking sheet (12). Two buckle legs (23) capable of being buckled with the corresponding side edges (13) of the metal locking sheet (12) are arranged at the bottom of the buckle portion (2a). The locking and unlocking device has the advantages of being simple in structure, safe, reliable and good in locking effect and facilitating unlocking.

The invention discloses a gynecological and obstetric emergency midwifery device, and relates to the technical field of medical apparatus and instruments. The gynecological and obstetric emergency midwifery device comprises a midwifery forceps assembly and two knee bending angle adjusting assemblies. The two knee bending angle adjusting assemblies are symmetrically arranged on two sides of the midwifery forceps assembly and comprise support plates, first arc-shaped slide rail assemblies, second arc-shaped slide rail assemblies, linear slide rail components and spring connecting pieces, two vertical support columns are arranged at two ends of the bottom of each support plate, the vertical support columns at the ends, which are far away from human bodies, of the support plates are slidably connected with the first arc-shaped slide rail assemblies, the vertical support columns at the ends, which are close to the human bodies, of the support plates are slidably connected with the second arc-shaped slide rail assemblies, and the spring connecting pieces are arranged at the bottoms of the first arc-shaped slide rail assemblies and are connected with the linear slide rail components in a rolling manner. The gynecological and obstetric emergency midwifery device has the advantages that the gynecological and obstetric emergency midwifery device can effectively assist delivery women to carry out labor, and secondary injury of the delivery women can be reduced; labor postures can be adjusted by the gynecological and obstetric emergency midwifery device according to the body types and the leg lengths of the delivery women.

The invention relates to a charging device power module. The charging device power module comprises a heat dissipation assembly and a power assembly, wherein the heat dissipation assembly is arranged below the power assembly, and supports the power assembly; a front side, a back side, a left side and a right side of the power assembly are provided with a front panel, a mounting plate, a left side plate and a right side plate respectively; the left side, the right side and the back side of the power assembly are connected with the left side plate, the right side plate and the mounting plate respectively; an upper cover plate is arranged above the power assembly; the upper cover plate is connected with the upper ends of the mounting plate, the left side plate and the right side plate respectively; a front side and a back side of the heat dissipation assembly are connected with the front panel and the mounting plate respectively; and upper ends of a left side and a right side of the heat dissipation assembly are connected with lower ends of the left side plate and the right side plate respectively. The charging device power module has the advantages of small size, high capacity, high heat dissipation speed, low noise and high replaceability. Through adoption of a standard and integral module design, the charging device power module can be mounted and repaired conveniently and rapidly, and can be produced and assembled in batches; the production efficiency is increased effectively; and the reliable running and stability of a tramcar charging device are ensured.

The invention discloses a geriatric rehabilitation exercise device. The geriatric rehabilitation exercise device comprises a base, wherein the left side of the top part of the base is fixedly connected with a substrate; a leftward position of the top part of the substrate is fixedly connected with a backrest plate; the right side of the top part of the substrate is fixedly connected with a seat; handrail stands are arranged at two sides of the seat. According to the geriatric rehabilitation exercise device disclosed by the invention, different using demands of a user can be met, the practicability is stronger, the back of the user can be pressed, and meanwhile, different positions of the back of the user can be massaged, so that the comfort level of using exercise equipment can be increased, the back fatigue of the user can be relieved, the back of the user can be fully in contact with the backrest plates under the action of a safety belt, the straightness of the back of the user can be increased, meanwhile, the compactness during massaging can be increased, and convenience is provided for the user to force; the geriatric rehabilitation exercise device is simple in structure and convenient to use, is more energy-saving and environment-friendly, is more convenient for the aged having difficulty in walking to do aerobic exercise, and the obstacle in walking of the aged having difficulty in walking is reduced.

The invention relates to a split-type wrenching-type preservation box, comprising a box body and a box cover, wherein a fixed slot is arranged below the box cover, the fixed slot is provided with a seal ring, and the seal ring is sealed with the opening of the box body. The split-type wrenching-type preservation box is characterized in that the outer wall of the box body is provided with a connection block, the connection block is provided with a connecting slot, the connecting slot is internally provided with a wrench, the two ends of the wrench are provided with blocking tenons, the blocking tenons are movably connected with the connecting slot in the connection block, the wrench is provided with a clip, the box cover is provided with a fixed side, and the clip of the wrench is clamped and matched with the fixed side. The outer side of the box body is provided with the connection block, the connection block is provided with the connecting slot, the connecting slot and the wrench are connected, the wrench is independently injected and moulded, the two ends of the wrench are provided with the blocking tenons, and the wrench is arranged in the connecting slot of the box body by virtue of the blocking tenons, thus mounting is convenient, the generality is good, the blocking tenons and the connecting slot are connected in a rotating way by virtue of spindle and can not rebound or slip off, the influence of repeated rotation is avoided, the service life is long, the wrench and the box body or box cover are in a split structure, a die is easy to make, a demoulding mechanism is simple, the rejection rate is low, and the production efficiency is high.

A multifunctional obstetric bed that meets actual needs, including a backboard, a seat board, a handle, a base, an electric lifter, a backboard lifting system, a sewage hole, a leg support board and its cushion, and is characterized in that the backboard has two There is a reversible guardrail on the side, an inflatable airbag cushion and a foot pedal for the puerpera on the seat board, the airbag cushion is connected to the air pump through the trachea, and a sewage funnel is provided under the drain hole. The dirty bucket is arranged below the dirt funnel, the cushion is provided with a groove for the midwife to put the elbow, and the leg support is connected with the seat board by a rotating shaft and a fixed plate. The advantages are: to protect the safety of the parturient; it is beneficial for the parturient to use force; it can shorten the delivery time; it is beneficial for the midwife to deliver; The incidence of occupational diseases such as diseases. The invention is more in line with the needs of puerpera and midwives, and is suitable for use in obstetrics and gynecology departments of all hospitals.

The invention discloses a toothbrush capable of automatically outputting liquid toothpaste. The toothbrush comprises a toothpaste storing device, a toothbrush handle and a toothbrush head, wherein the toothpaste storing device comprises a storage pipe bag and a hollow toothpaste output pipe, one end of the toothpaste output pipe stretches into the storage pipe bag by 2-3 cm, and the other end of the toothpaste output pipe is of a dropper structure with diameter becoming smaller gradually; the toothbrush handle is a hollow cylinder arranged outside the storage pipe bag in a sleeving mode, a first through hole is formed in the toothbrush handle, and a check block and a spring are arranged in the first through hole; the toothbrush head is of an L-shaped structure, a cavity is defined inside the first right-angle side of the toothbrush head, multiple first toothbrush bristles and multiple hollow second toothbrush bristles are arranged on the first surface of the first right-angle side of the toothbrush head, and one ends of the second toothbrush bristles stretch into and are communicated with the cavity to form the toothpaste circulating path. By the adoption of the toothbrush, liquid toothpaste can be output from the toothbrush bristles by pressing the check block, operation is easy, and convenience and sanitation are realized.

The invention relates to the technical field of obstetric tables, and in particular, relates to an obstetric table capable of adjusting parturition posture. The obstetric table comprises a bed frame body, a bed plate body and a mattress body; top frame plates are L-shaped; the two top frame plates are symmetrically arranged mutually; a leg supporting frame is further mounted on the outer wall of each top frame plate; each leg supporting frame comprises an electric rotating table arranged on the outer wall of each top frame plate, one end of each electric rotating table is rotationally connected with a transverse rod, a vertical rod is perpendicularly arranged at one end of each transverse rod, a bearing rod is horizontally arranged at the top of each vertical rod, and a leg supporting plate is arranged at the top of each bearing rod. According to the obstetric table, a horizontal lying parturition position, a side lying parturition position, a sitting posture parturition position and astanding posture parturition position can be freely adjusted, parturient parturition is facilitated, meanwhile, in the parturition process, uterine contraction conditions can be conveniently observed, supporting points are provided for soles, and parturient leg force exertion in the parturition process is facilitated.

The invention discloses a medicine dispenser which comprises a cutter and a medicine cutting table. The cutter comprises a cutting head and a cutter handle, wherein the upper end of the cutting head is connected with the cutter handle, a circular cutting edge is arranged at the lower end of the cutting head, the lower end of the cutting head further comprises a circular groove and the outer edge, the circular groove surrounds the circular cutting edge externally and is clamped between the circular cutting edge and the outer edge, the upper end of the medicine cutting table is a concave circular truncated cone, the periphery of the circular truncated cone is surrounded by the round end, at least two spring clamps are arranged on the inner side of the circular end, and the circular cutting edge is surrounded by the outer edge and separated from the outer edge by the circular groove. When the medicine dispenser is used, tablets are put on the medicine cutting table, the tablets different in size and shape are fixed through a spring clamp, a user buckles the cutter and the medicine cutting table, and the circular end of the medicine cutting table is correspondingly embedded into the circular groove. Therefore, the circular cutting edge can completely cut off the tablets and divide the tablets into 2-6 equal parts as required.

The invention discloses a puller for a wiring pile, and belongs to tools used in an electric system. According to the puller for the wiring pile, a lever which is adjustable in height is hinged to the upper end of a stand column, a lifting end of the lever is connected with a pair of embracing pliers thorough two steel wire ropes, the pair of embracing pliers is composed of a pliers block I, a pliers block II and a pin bolt, the pliers block I, the pliers block II and the pin bolt are connected in a hinged mode, the inner end of the pliers block I and the inner end of the pliers block II are jaws which are used for tightly embracing the wiring pile, the two steel wire ropes are connected on two sides of the pliers block I and the pliers block II respectively, a cotter which is used for preventing the pin bolt from falling off is arranged on the pin bolt, and bayonet columns which can clamp the wiring pile are further arranged on the side face of the lever. By means of the puller for the wiring pile, the wiring pile can be easily pulled out, the problem that the wiring pile is difficult to pull out is solved, and damage to the wiring pile cannot happen.

The invention discloses a novel bone marrow puncture needle which comprises a needle body and a needle core. The novel bone marrow puncture needle is characterized in that a handle is arranged on the needle body, wherein the front end of the needle body is a flat end, wall holes are formed in the side wall of the front end of the needle body, a needle core tip is arranged at the front end of the needle core; when the needle core is completely inserted to the needle body, the needle core tip is exposed outside the front end of the needle body; the needle core tip is in the shape of a rectangular pyramid; the needle core tip exceeds the front end of the needle body by 4 mm; the six wall holes are asymmetrically distributed in a position with a distance within 10mm from the front end of the needle body, and the diameters of the wall holes are 1.2mm. The novel bone marrow puncture needle is relatively convenient to apply force during operation, so that the working efficiency is improved and the pains of a patient are relieved. Due to the existence of the needle core tip, cortex of bone is not prone to enter the needle head to block a needle cavity, so that the success rate of the puncture is guaranteed; wall holes formed in the front end of the needle body can be used for extracting bone marrows on different positions, and therefore, the novel bone marrow puncture needle is beneficial to detecting out lesions.

The invention discloses a handheld pencil sharpener. The hand-held pencil sharpener comprises a front cover, a shell, a tool core, an automatic pencil advancing mechanism, a handle, an inner gear, transmission teeth, a rack, a back cover and a torsional spring, wherein the shell comprises two parts; one part is used for accommodating a pencil sharpening mechanism, and the other part is a handheld part, thereby constructing a handle mechanism with the handle; a handle shaft is connected to the shell; the rack is fixed on the handle shaft; one end of the torsional spring is fixed on the rack, and the other end of the torsional spring is fixed on the handle; the rack is meshed with the transmission teeth; the transmission teeth are meshed with the inner gear; the inner gear is matched with the tool core; the automatic pencil advancing mechanism, the tool core, the inner gear and the transmission teeth are fixed in sequence in the shell; the lower side of the tool core is inserted into a scrap box; the front part of the shell is covered by the front cover, and the back part of the shell is covered by the back cover. The handle is held with a hand, the rack and the gear are driven through reciprocating pressing between the handle and the shell, and the tool core is driven to rotate for sharpening a pencil, so that a user can apply force easily, force is saved, and convenience is brought to operation.

The invention relates to a locking catch block, which comprises a keel and a cushion block. The middle of the upper part of the keel is provided with a convex rib with a barb part and convex ribs distributed on two sides of the convex rib with the barb part, at least one inserting groove is formed on the keel, the cushion block consists of a main body part which has equal height with a keel cube and an inserting tenon matched with the inserting groove on the keel, and the inserting tenon on the cushion block is inserted in the inserting groove on the keel. In a fixer used with the locking catch block, one side of a block body is provided with a left groove, a right groove and a middle groove which are matched and sleeved with the left convex rib, the right convex rib and the middle convex rib of the keel respectively; and the left groove and the right groove are provided with flanges. The locking catch block can conveniently assemble a plurality of wood floor blocks together, the assembly is convenient and simple, and the wood floor is not easy to deform after assembling.

The invention discloses a wheelchair capable of assisting people in standing. The wheelchair comprises a chair frame, wherein support plates are mounted on the left and right sides of the chair framein a front-back sliding manner; supporting mechanisms are arranged in the supporting plate in a bilateral symmetry mode. An auxiliary mechanism is arranged in the chair frame. According to the invention, the wheelchair is provided with a seat capable of being overturned, so that an upward force can be provided when a person on the wheelchair wants to stand up; meanwhile, the armrests on the two sides of the wheelchair can slide to the front of the body and extend out of the supporting rod for supporting the ground, force can be exerted more conveniently during supporting, pedals of the wheelchair can be retracted backwards when the armrests slide forwards, and enough space is reserved for standing.