114results about How to "Easy detachable connection" patented technology

A resealable ventriculostomy reservoir device is provided. The device includes a base having an upper and lower opening, the upper opening defining an internal reservoir well, and a cap having an open bottom portion. The device further includes a flange element having a first portion disposed within a portion of the cap and a second portion extending distally beyond the open bottom portion of the cap and adapted for detachably mating with the internal reservoir well of the base. The second portion of the flange element includes a snap fit element adapted to cooperate with a feature on the internal reservoir well to secure the flange element and the base together. A sealing element is disposed between the internal reservoir well and the flange element to provide a fluid tight seal between the base and the flange element when the base and the flange element are detachably mated.

The invention discloses an arc core-pulling device of a die-casting mould, which comprises a guide rail (2), a moving oil cylinder (1), a rack (10), gear groups (9) which are positioned on a gear seat(3) and mutually engaged, a connecting block (6) and an arc slide block (4) which is matched with an arc inner hole of a casting, wherein the rack (10) is matched with the guide rail (2) in a slide mode and detachably connected with a piston rod of the moving oil cylinder (1); the gear groups (9) are engaged with the rack (10); and one end of the connecting block (6) is fixedly connected with thegear groups (9), while the other end is fixed connected with the arc slide block (4). After the structure of the arc core-pulling device is adopted, because an arc motion is changed into a linear motion, the mechanical motion avoids larger error caused by manual operations so as to ensure that the size precision of a molded casting is higher. Meanwhile, all the motions of the arc slide block aredriven by a hydraulic oil cylinder, thus the operation is convenient, and production working hours are greatly shortened, thereby greatly improving the production efficiency.

The invention relates to the technical field of air purifiers, in particular to a domestic efficient and energy-saving air purifier. The domestic efficient energy-saving air purifier comprises a base.A shell is arranged at the upper end of the base. A PM2.5 sensor is installed at the upper end of the shell through an installation seat. A control switch is arranged on the outer side of the shell.A PLC is installed at the upper end of an inner cavity of the shell. The left side of the inner cavity of the shell is connected with an L-shaped partition plate. A dust sucking draught fan is installed at the upper end of the L-shaped partition plate. Threaded sleeves are connected to the lower end of the L-shaped partition plate at equal intervals, and threaded rods are in screw joint to inner cavities of the threaded sleeves at equal intervals. The left sides of the threaded rods are commonly connected with dustproof covers. First filtering nets are arranged in inner cavities of the dustproof covers. The domestic efficient and energy-saving air purifier is novel in structural design, in addition, the cost is low, the automation degree is high, practicability is high, mounting and demounting are facilitated, maintaining is conducted, the filtering nets and the like can be conveniently cleaned, the air purifying effect is effectively improved, and application and popularization are facilitated.

The invention discloses a drawing-type ring-network-cabinet-cable T-type head disassembling device. The disassembling device comprises a tubular pedestal, a top pressing component, at least three arc claw drag hooks, an annular connecting component and a driving component. The tubular pedestal comprises at least two support frames, a tooling disc and an annular positioning sleeve. The tooling disc is provided with a threaded hole. The top pressing component comprises a rotation screw. The rotation screw is provided with an external thread which is cooperated with the threaded hole of the tooling disc. One end of the rotation screw passes through the threaded hole of the tooling disc and is inserted into the annular positioning sleeve. Each arc claw drag hook comprises a screw joint sleeve rod and a drag hook. The screw joint sleeve rod is hinged to the annular positioning sleeve. The drag hook carries out screw joint with the screw joint sleeve rod through engaged cooperation of an external thread of a pull bar handle and an internal thread of an axial through hole of the screw joint sleeve rod. The annular connecting component is formed through connecting three arc connecting components in series by three arc springs. The arc connecting components are connected to a central section of the screw joint sleeve rod so that the drag hook and a T-type head are tightly contacted and unhooking is not easy to generate. The structure is simple, and operation and carrying are convenient, timesaving, laborsaving and safe.

The invention discloses a fall prevention lifting device and a fall prevention method thereof, and belongs to the technical field of lifting devices. The fall prevention lifting device comprises a rack, a lifting platform and a power mechanism, and further comprises a double-nut screw mechanism, wherein the double-nut screw mechanism comprises a screw rod and a main nut and a sub nut which sequentially sleeve the screw rod, two ends of the screw rod are in transmission connection with the power mechanism, and the power mechanism is fixed to the rack; the main nut is in sleeved connection on anut seat along the outer wall, and the nut seat is fixedly connected with the lifting platform; an interval is reserved between the bottom ends of the main nut and subnut to avoid the load bearing ofthe subnut, so that the main nut holds the weight and the sub nut does nothold the weight. The fall prevention lifting device and the fall prevention method thereof have the advantages that the designis ingenious, and the problems in the prior art are solved that a weight-bearing nut of a screw rod mechanism of the lifting device slips and the production cannot be continuous.

The invention discloses a device for identifying crying sounds of babies with multiple parameters. The device for identifying crying sounds of babies with multiple parameters comprises an armband part. The armband part comprises a first body, the surface of which is provided with a first connecting part. The first connecting part is movably connected to arms of babies. The surface of the first body is fixed with a photoelectric volume sensor, a first temperature sensor, a first skin humidity sensor, a sound sensor, and a motion sensor. The interior of the first body is provided with a first processor and a first power source. The first power source is electrically connected with the first processor. The interior of the first body is further fixed with a first communication module which is electrically connected with the first processor. The first communication module is in data communication with a receiving terminal. The receiving terminal is in data communication with a server backstage. The device for identifying crying sounds of babies with multiple parameters has the following beneficial effects: intentions of baby crying can be precisely reflected; multiple normal physiology indices can be obtained; and the healthy growth of babies is prompted.

The invention discloses a defecation assisting type service robot for old people. When old people needs to go to the toilet, old people can be moved to a toilet bowl in time, and the defecation requirements of physically inconvenienced old solitary people can be met. The defecation assisting type service robot structurally comprises a moving chassis and a body supporting device. The body supporting device is in fastened connection with the moving chassis. The moving chassis is provided with walking wheels. The body supporting device has the movement free degree for ascending or descending the body in a sitting posture. The body supporting device is provided with a seat plate used for supporting the buttock weight and a first mechanical arm used for moving the seat plate. The first mechanical arm has the movement free degree for supporting and moving the seat plate from the buttock portion to one side of the body. The defecation assisting type service robot is used for assisting old people with physically inconvenienced lower limbs in defecation.

The invention discloses a rotary disc mechanism in a cabinet adjusting leg full-automatic assembly system, and relates to a rotary disc mechanism, aiming at solving the problems of being too high in rotary disc cost, poor in universality and simple in processed part specification in existing plastic adjusting leg production. A rotary disc platform is horizontally placed; a rotary disc body is arranged on the upper part of the rotary disc platform; a bracket rack is arranged below the rotary disc body; the bracket rack is a hollow round rack body which is fixedly connected on the rotary disc platform; a plurality of baffle arc strip bodies are arranged on the edge of the upper end face of the bracket rack; each baffle arch strip body is firmly attached with the edge of the rotary disc body; a bearing component is arranged on the hollow part of the bracket rack; from top to bottom, the main shaft of the rotary disc is sequentially inserted on the rotary disc body, the bearing component and the rotary disc platform; a plurality of U-shaped notches matched with U-shaped grooves are formed in the edge of the rotary disc body along the circumference surface; and each U-shaped mold is inserted in the corresponding U-shaped notch and is detachably connected to the rotary disc body. The rotary disc mechanism disclosed by the invention is applicable to the assembly production of T-shaped parts and cylindrical parts in plastic adjusting leg.

The invention relates to the field of valves, in particular to a toilet closestool control valve which comprises a shell, a conveying mechanism, a filtering mechanism, a flow blocking mechanism, a control mechanism, a locking mechanism and a closing mechanism; under the action of the conveying mechanism, an external water source is conveyed into the closestool for water storage, and facilitating subsequent use and washing, and meanwhile, the flow blocking mechanism is mounted, the on-off of the conveying mechanism is favorably controlled, the water source can be conveniently cut off and controlled during subsequent maintenance; the flow of the conveying mechanism is controlled through the control mechanism; the pressure of the water source flowing into the closestool is weakened and controlled; the action of the locking mechanism is beneficial to locking of the control mechanism; waste of the water source caused by long-time outflow of water flow during water seepage of the closestoolis prevented, impurities in the inflow water source are filtered and cleaned under the action of the filtering mechanism, meanwhile, on-off of the conveying mechanism is controlled under the action ofthe closing mechanism, and water flow overflowing and waste are prevented during cleaning.

The invention discloses a fastening-free modular heat dissipation device easy to disassemble and assemble. The fastening-free modular heat dissipation device comprises a heat dissipation support and aplurality of fan modules detachably installed in the heat dissipation support, each fan module comprises a fan body, a first fastening plate detachably arranged on the side face of one side of the fan body, and a second fastening plate detachably arranged on the side face of the other side of the fan body. Clamping grooves are formed on the inner walls of the front end face and the rear end faceof the fan body correspondingly, clamping blocks in snap joint with the clamping grooves are arranged on the outer walls at the two sides of the first fastening plate and the outer walls at the two sides of the second fastening plate correspondingly, and the first fastening plate and the second fastening plate are both detachably connected to the heat dissipation support. According to the fastening-free modular heat dissipation device easy to disassemble and assemble, the disassembly and assembly operation of the heat dissipation device in a server can be conveniently and efficiently achieved,the operation and maintenance operation efficiency is improved, and the labor burden of the operation and maintenance personnel is reduced. The invention also discloses a server which has the above beneficial effects.

The present invention discloses a suturing instrument for a nasal stent with an absorbable material and relates to the technical field of medical devices. Technical scheme main points are as follows:the suturing instrument for the nasal stent with the absorbable material comprises a cylinder main body and a suturing component consisting of a nail outlet barrel, a nail bin and suturing nails, a spring pushing assembly is arranged at a bottom end inside the nail bin, and the suturing nails are arranged inside the nail bin; a nail pushing body is arranged in the cylinder main body; an end part of the nail pushing body is provided with a nail pushing plate; the cylinder main body is provided with a handle consisting of a driving handle and a fixing handle, an end part of the driving handle inthe cylinder main body is provided with a driving gear, and an outer wall of the nail pushing body close to the driving gear is provided with a rack meshed with the driving gear. The suturing instrument is used for suture between the stent in a nasal part plastic surgery and original nose bones, the suturing nails are used for suture, compared with traditional suturing needles and sutures, the suturing instrument can better control suturing symmetry, enables the suturing symmetry of both sides of a cartilage stent and the original nose bones to be good, and improves suturing quality, and besides, suturing operations are simple, rapid and time-saving and labor-saving.

The present invention provides a sampling device for extracting smoke from high-temperature flue gas. The device comprises a collecting assembly, a filtering assembly, a supporting assembly and a water curtain assembly. By applying the technical scheme, the effect that the overall structure is precise and simplified is achieved; water flow is guided by a flow limiting curved surface and a flow guiding surface in the water curtain assembly, and the minimum cross-sectional position between the flow limiting curved surface and the flow guiding surface is changed along with water flow speed conditions; when the water flow flows through a gap between the flow limiting curved surface and the flow guiding surface, it can be ensured that the water flow at an outlet stays in a flowing downward state, and a uniform water curtain is formed along the circumference; when the flue gas passes through the water curtain, the smoke carried in the flue gas is captured by the water curtain, and collectionof the smoke is facilitated; the smoke carried in the high-temperature flue gas is captured by the water curtain, then falls into the collecting assembly along with the water curtain and is quenchedby water so that a further chemical reaction of the smoke can be prevented, and therefore original material phase compositions of the smoke is maintained. Through design of the filtering assembly, thewater and a smoke sample can be effectively separated, and convenience is provided extraction of the smoke sample.

Provided are an optical fiber grating force tactile sensor, a robot and a mechanical fingertip thereof. The optical fiber grating force tactile sensor comprises a fixed plate, a transmission rod, a transmission optical fiber, a first optical fiber grating and a second optical fiber grating, wherein the fixed plate is of a strip-shaped structure and provided with an upper surface and a lower surface; the transmission rod is provided with a deformable cross beam, the transmission rod is fixed to the fixed plate through a fastening part arranged on the deformable cross beam, and the deformable cross beam of the transmission rod penetrates through the upper surface and the lower surface of the fixed plate and is suspended relative to the fixed plate; the deformable cross beam comprises a stress end for perceiving the external force and an auxiliary end located at the end opposite to the stress end; the head end of the transmission optical fiber sequentially penetrates through the stress end of the deformable cross beam, the upper surface of the fixed plate and the auxiliary end of the deformable cross beam from the lower surface of the fixed plate in a pre-tensioned mode, and then the head end and the tail end of the transmission optical fiber are fixed to the lower surface of the fixed plate; the first optical fiber grating is arranged on the portion, close to the lower portion of the auxiliary end of the deformable transmission fiber, of the transmission optical fiber; the second optical fiber grating is arranged on the portion, close to the lower portion of the stress end of the deformable cross beam, of the transmission optical fiber. The optical fiber grating force tactile sensor is compact in structure, can achieve temperature compensation and reduces collection errors.

The invention relates to a draining mechanism and a cooking utensil applying the same. The draining mechanism comprises a sealing elastic piece and a movable core. The sealing elastic piece comprisesa sealing ring, an elastic buckle and a liquid discharging pipeline; a drainage channel is formed in the sealing ring; the elastic buckle is arranged at the bottom of the sealing ring and seals the bottom opening of the sealing ring; the liquid discharging pipeline is communicated with the side surface of the sealing ring; and the movable core is arranged in the drainage channel in a penetrating mode, and a gap is reserved between the movable core and the inner wall of the drainage channel. The bottom of the movable core is connected with the elastic buckle, and the top of the movable core islocated outside the top opening of the sealing ring and covers the top opening of the sealing ring; the whole movable core can be pushed upwards by overcoming the elasticity of the elastic buckle, sothat the top opening of the sealing ring is opened. The sealing elastic piece can be made of materials such as silica gel or rubber, is safe and environmentally friendly, has the good telescopic performance, and is easy to clean, low in cost, easy to produce and convenient to install.

The invention discloses an electrical equipment nameplate observation device based on a Bluetooth connection. The electrical equipment nameplate observation device comprises a camera, an operating rodand a portable monitoring terminal, the camera and the portable monitoring terminal are detachably and fixedly connected to the upper end part and the lower end part of the operating rod, and the operating rod is of a telescopic structure. In the electrical equipment nameplate observation device, the camera is installed on the operating rod of the telescopic structure to remotely observe the nameplate of the electrical equipment, thereby saving time and labor, and greatly improving the safety, and a portable monitoring terminal installed at the bottom of the operating rod is used for performing real-time monitoring and observation, so that the monitoring is convenient and quick, the detachable connection is convenient, classified storage can be achieved after disassembly, the camera and the portable terminal can be conveniently protected, and the electrical equipment nameplate observation device also has the characteristics of simple structure, low cost and convenient operation.

The invention relates to the technical field of breeding feed feeding, in particular to a feed circulation and transfer system which is used for reducing feed residues in a conveying and transfer line in the automatic feeding process and comprises a feed box, a circulation pipeline and a circulation rigging, a discharge port is formed in the circulation pipeline, the feed box comprises a feed box inlet and a feed box outlet, and the feed box inlet is communicated with the circulation pipeline. The circulation pipeline comprises a plurality of corner devices, and the corner devices are arranged at the corners of the circulation pipeline; the circulating rigging is in a closed loop shape, a plurality of shifting pieces are arranged on the circulating rigging, and the circulating pipeline and the material box are connected to the closed loop path of the circulating rigging in series. At least one corner device is provided with a corner driving mechanism, and the corner driving mechanism comprises a corner driving wheel and a corner driving motor. The device has the advantages that feed waste is reduced, feed cleanness is guaranteed, a long conveying path can be self-cleaned to a certain degree, and the service life is long.

The invention discloses a laser scanner with a detachable front end. The laser scanner comprises an engine part and a holding part, wherein the engine part is fixed to the upper end of the holding part; a circuit board, a photo-sensor and a control circuit are arranged in the holding part; the engine part consists of an engine head and a positioning seat; the engine head is detachably arranged in the positioning seat; the engine head further comprises a laser scanning window that is recessed inwards; a dust removal mechanism used for removing dust on the laser scanning window is arranged at the upper end of a scanning head of the laser scanning window; and a longitudinal sliding mechanism for driving the dust removal mechanism to run is arranged on the side surface of the front end of the laser scanning window. The laser scanner has the beneficial effects that the laser scanner not only can realize detachable connection between the engine head and the holding part and is convenient to overhaul but also can realize automatic dust removal all the time, and a dust removal mode is simple, convenient and flexible; the service life of the laser scanner can be prolonged, the fault rate of the laser scanner is greatly reduced, the working efficiency is improved, and the loss is reduced; and the laser scanner is high in feasibility.

The embodiment of the invention provides an optical fiber ferrule module, an optical fiber plug, an optical fiber adapter and an optical fiber connector, relates to the technical field of communication equipment, and can solve the problem of complex assembly process before and after threading in a construction site. The optical fiber connector comprises an optical fiber plug and an optical fiber adapter. The optical fiber plug comprises a plug shell; the first end of the plug shell is used for being connected with an optical fiber, the second end of the plug shell is used for being connected with an optical fiber adapter in an inserted mode; the outer surface of the side wall, close to the second end, of the plug shell extends in the radial direction of the optical fiber to form a boss, and a blocking piece moving in the radial direction of the optical fiber is arranged on the optical fiber adapter. When the blocking piece moves to the first position, the receding opening is aligned with the boss. When the blocking piece moves to the second position, the receding opening and the boss are staggered. The optical fiber connector provided by the embodiment of the invention can be usedfor optical fiber connection.

The invention relates to the technical field of file management, in particular to a hospital file managing device which comprises a cabinet body. Cabinet doors are symmetrically formed outside the cabinet body. A device box is arranged outside the cabinet body. A PLC is arranged in an inner cavity of the device body. A first partition plate is arranged in an inner cavity of the cabinet body. Through holes are formed in the upper end of the first partition plate at equal intervals. A box body is arranged at the lower end of the first partition plate. A second partition plate is connected with the inner cavity of the box body. Through holes are formed in the upper end of the second partition plate at equal intervals. An installation frame is arranged at the upper end of the second partitionplate. A dustproof net, a quick lime layer and drying cotton are sequentially arranged on the inner side of the installation frame from bottom to top. The hospital file managing device is reasonable in structural design, high in practicability and convenient to use and can conveniently dehumidify air in the file managing device and effectively protect files, and the distance of the partition plates inside the file managing device can be conveniently adjusted to fix file covers.