129results about How to "Avoid accidental disengagement" patented technology

Described herein is a device comprising members in a kinematic relationship. The kinematic relationship is at least partially governed by at least one magnetically induced force that introduces a force threshold that, in effect, provides a threshold to part movement and confers a degree of hysteresis, preventing movement until a sufficiently large energizing force is applied. The effect may be further altered by use of an additional magnetically induced force interaction with at least one further member to urge or slow movement once started and / or to prevent movement once a new position is reached.

The invention discloses a detergent supplying device of a roller washing machine, comprising a detergent cylinder setting part that is communicated with the inner part of a detergent cylinder opening on the upper part of the washing machine, a detergent cylinder accommodated inside the detergent cylinder setting part by the way of drawing through the detergent cylinder opening and a hanging device, integratedly formed on the upper part detergent cylinder with the structure that the detergent cylinder is drawn out, preventing from being completely drawn out, that can be hanged on the detergent cylinder setting part. The beneficial effects are that: hitching steps that are hitched with the bulge of a distributor and an elastic part at the lower side of the hitching steps are formed integratedly on the detergent cylinder, not only preventing the detergent cylinder cover from dropping, but also preventing the detergent cylinder from dropping accidentally. In addition, hitching steps without the elastic part can also be formed on the top surface of the detergent cylinder, which can prevent the complete detachment of the detergent cylinder and the washing machine for a public commercial washing machine.

The invention relates to a pipe connection arrangement for connecting pipe elements, comprising a first pipe element having at least one locking means arranged on the pipe inner wall, a second pipe element having an end section, wherein the second pipe element can be inserted into the first pipe at least in the region of the end section, a separate sealing means arranged at least in a part region of the end section to be completely surrounding its pipe outer wall, equipped to seal a connection between the first pipe element and the second pipe element, characterized in that the sealing means is equipped and designed at the same time as an arresting means to arrest the first and second pipe elements with each other while engaging the sealing means with the locking means.

The invention belongs to the technical field of enameled wire production, in particular to an enameled wire production line. A material discharge device of that wire harness is sequentially arranged along the travel direction of the copper wire in the production line; Wire drawing device; Cleaning device; Annealing device; Cooling device; Painting and baking equipment; Lubrication device; Take-updevice; The take-up device comprises a tensioning control assembly, a wire arrangement assembly and a take-up coil; The tensioning control module comprises a horizontal sliding guide rail, a guide block, a swing wheel and a follow-up rotating lever; A spiral groove is arranged at the body of the follower lever around the axis of the follower lever, the guide block extends toward the spiral grooveand is provided with a shift arm, and an extension of the shift arm extends into the spiral groove cavity; A rotary switch for monitoring the magnitude of rotation of the follower lever is arranged atthe lever end of the follower lever. The production line can effectively solve the problems of low service life and poor sensitivity of traditional proximity switches, and the production efficiency and finished product quality of enamelled wires can also be effectively improved.

The invention relates to a clamping device for a numerically-controlled machine tool, in particular to a convenient-to-use clamping device for the numerically-controlled machine tool. Therefore, the invention aims to solve the technical problem of providing a convenient-to-use clamping device which can be used for turning workpieces and save time and labor for the numerically-controlled machine tool. The convenient-to-use clamping device for the numerically-controlled machine tool comprises a base, a first large bolt, a second large bolt, a large supporting plate, a large guide rod, a first bearing seat, a first inverted trapezoidal block, a second bearing seat, a second inverted trapezoidal block and the like, wherein a first large through hole is formed in the left end of the base, and the first large bolt is positioned in the first large through hole. According to the convenient-to-use clamping device for the numerical control machine tool, the workpieces can be turned in the machining process, the other surfaces of the workpieces can be machined without detaching the workpieces, the clamping device is convenient to use, the time and the labor are saved, the production and development of enterprises are facilitated, and the structure is simple.

The invention discloses a universal cabinet lock. The universal cabinet lock comprises an installing base and a lever handle. The lever handle comprises a holding handle. The installing base is provided with a holding handle containing groove. A push cover is further arranged on the front end face of the installing base. The installing base is provided with a first installing groove and a second installing groove. A mechanical lock is arranged in the first installing groove and comprises a lock cylinder. A key hole is formed in the front end face of the installing base. The push cover is arranged on the key hole in a sliding manner. A locking groove is formed in the holding handle containing groove. The holding handle extends into the locking groove to form a fixing protruding column whichis provided with a lock hole. A first pin hole and a second pin hole are formed in the inner wall of the locking groove, the first pin hole communicates with the first installing groove, and the second pin hole communicates with the second installing groove. The universal cabinet lock can be matched with an electromagnetic lock, a motor lock and a mechanical lock. The structure is simple, meanwhile, a dustproof structure on the lock face is reasonable, and the situation that mistaken unlocking under the unmanned condition happens, and the door opening holding handle pops up can be prevented.

The invention relates to an underwater wet-type electric connector capable of being plugged and unplugged in an electrified mode. The underwater wet-type electric connector comprises a male plug bodyand a female socket body, wherein the top end of the male plug is provided with a first-stage locking groove, and a slidable pin assembly, an attached second-stage locking groove and a non-slidable second-stage locking claw are nested in the male plug; and the female socket is internally provided with a first-stage locking claw and a jack assembly which are matched with the male plug. During plugging, the two stages of locking mechanisms are matched with each other, and contact pins are matched with the jacks, so that the electric connector is sealed and locked; and during pull-out, the second-stage locking structure is separated before the first-stage locking structure. In the whole plugging process, a conductive inner core of the contact pin is always in a sealed insulating environment,and underwater hot plugging can be realized. The electric connector has a dual-oil-charging pressure balance structure, can adapt to different deep water pressures, and can prolong the service life; and the connection mode is direct and fast, the insulation sealing performance is good, and accidental disengagement can be effectively prevented. After being matched with the electric connector, underwater electric equipment can be economically and efficiently assembled, connected, disassembled, replaced and the like.

A coffee machine includes a coffee bean container provided with a receptacle for containing coffee beans. The receptacle is provided with an upper-sided opening for filling coffee beans and an outlet for discharging coffee beans to a grinding mechanism. The coffee bean container is provided with a cover member for enclosing the filling opening of the receptacle. The cover member is detachably arranged with respect to the coffee bean container. The coffee machine is equipped with a coffee bean container attachment for extending the capacity of the receptacle. When equipped on the coffee bean container, the attachment is supportedly kept on or in the casing of the coffee machine and / or the receptacle. The attachment is provided with an upper-sided opening for filling coffee beans and a circular wall held opposite to a receptacle (12) by a detachable lock, where a lower section (21) of the circular wall is fitted in the filling opening of the receptacle. The circular wall of the attachment has a first locking element at an outer side, and a receptacle wall has a locking element at an inner side complementary to the locking element of the attachment wall. The locking elements stand in engagement with each other when the attachment is attached to the container.

The invention relates to the technical field of garbage can cleaning, in particular to an automatic cleaning device for a garbage can. The automatic cleaning device for the garbage can comprises a canbody. An inner cavity of the can body is divided into a storing and taking area and a cleaning area, The storing and taking area is used for storing and taking out the garbage can. The cleaning areais used for cleaning the garbage can. The device further comprises a rotating assembly used for driving the garbage can to rotate along the axis of the can body and / or driving a flushing assembly to rotate around the axis of the can body of the garbage can. The cleaning device has the advantages of being low in labor intensity and good in cleaning effect, and the purpose of automatically and efficiently cleaning the garbage can on line can be achieved.

The invention relates to a suspension type single-track train steering frame. The single-track train steering frame comprises a steering frame framework, a suspension beam, traction motors, base braking devices, coupling joints, a gear box and other auxiliary devices, wherein the steering frame framework comprises a longitudinal single beam and framework front and rear end beams located on two sides of the longitudinal single beam, and the gear box is arranged in the steering frame framework; inner side output ends of the traction motors are connected to the gear box in the steering frame framework through the coupling joints so as to supply power, the base braking devices are connected to outer side output ends of the traction motors, and a mechanical transmission system with a base braking function is formed; walking wheels are connected to two sides of the gear box; and the lower end of the steering frame framework is connected to the suspension beam. The suspension type single-track train steering frame is simple in structure and convenient to operate, mounting and dismounting, the functions of the steering frame are realized, the sitting comfort of passengers in a train is improved, the engineering construction cost is lowered, the service life of the steering frame is prolonged, and the later-period maintenance cost of the steering frame is lowered, so that the suspensiontype single-track train steering frame has relatively high competitive power in the market competition.

The invention relates to the technical field of medical instruments, in particular to an infusion chair with an automatic telescopic transfusion frame, which can avoid the winding of the infusion tube. It is an object of the present invention to provide an infusion chair capable of automatically adjusting the height of the infusion frame and reducing the winding or cutting of the infusion tube. The invention discloses an infusion chair with an automatic telescopic transfusion frame and capable of avoiding the winding of an infusion tube.The infusion chair comprises a body of an infusion chair, an infusion framecomprising of a fixing head in which a motor is installed, and the output shaft of the motor is fixedly connected with a transmission rod., to which a screw is connected, on which the expansion link is located, and with the cover of the expansion link seton the rotating bar; the expansion link in question is equipped with protective sleeve, the handrail equipped with several bandages, the other end of which is connected to the handrail by magic tape; the bandages are equipped with the beam tube element, and the protective sleeve and expansion link of the infusion stand are all equipped with spiral beam tube.

The invention discloses a vascular clamp used in a vascular surgery department. The vascular clamp comprises a clamp module, an adsorption module and an adjusting module, wherein the clamp module comprises a pressing button, a pressure cylinder, a pressure spring, a pressure conveying tube, an execution telescopic cylinder and an execution telescopic rod; the pressure cylinder is connected with the outer surface of the pressing button in a sliding manner; the pressure spring is arranged between the bottom of the pressing button and the bottom of the inner wall of the pressure cylinder; the execution telescopic cylinder communicates with a part below the pressure cylinder through the pressure conveying tube; and the execution telescopic rod is moveably connected with the inner wall of the execution telescopic cylinder. Due to adoption of the adjusting module, when one vascular clamp block is adjusted, the other vascular clamp block can be driven to move together, then the time for adjustment can be shortened, and furthermore, the use efficiency of the device can be improved; due to adoption of the adsorption module, a blood vessel can be well adhered to surfaces of a blood vessel clamp cylinder and blood vessel clamp blocks, so that the blood vessel can be prevented from dissociation by accident in the operation process of a doctor, and furthermore, the use security degree of the device can be increased.

The invention discloses an anti-drop face cleansing instrument. The anti-drop face cleansing instrument comprises a base for wireless charging of the face cleansing instrument. The base is internally provided with a containing part for containing the face cleansing instrument. The caliber of the containing part is small outside and big inside, and the cross section of the containing part is trapezoid. The lower end of the face cleansing instrument is provided with a sliding groove. Two locating parts are arranged in the sliding groove in a sliding mode. An electromagnet is arranged in the middle of the sliding groove. The tail end of each locating part is provided with a permanent magnet used in cooperation with the electromagnet. The front end of each locating part is provided with a rolling wheel. The face cleansing instrument is internally provided with a control part. The base is internally provided with a signal projector. The control part is connected with the electromagnet and the signal projector. The outer wall of the base is provided with a first switch and a second switch. The signal projector is connected with the first switch and the second switch. Compared with the prior art, the anti-drop face cleansing instrument is simple in structure and low in manufacturing cost; the face cleansing instrument can be ingeniously fastened to the base and prevented from disengaging from the base accidentally; the charging process of the anti-drop face cleansing instrument can be protected, and the situation that a child passing by the face cleansing instrument is crashed by the falling face cleansing instrument can be avoided.

The invention belongs to the technical field of safe-guard door locks, and particularly relates to an intelligent lock. The intelligent lock comprises a lock rack, wherein a lock tongue and lock heads, which are used for safe guard, are slidingly arranged in the lock rack, a motor used for driving the lock heads to move is arranged on the lock rack, a gear set is arranged between the motor and thelock tongue, the motor drives the gear set to move, and drives the lock tongue to slide relative to the lock rack, and the gear set comprises a gear lock cylinder, a reduction gear set and an intermittent gear set. The intermittent gear set comprises a first gear and a second gear, the first gear and the second gear are connected with the reduction gear set and the gear lock cylinder respectively, a first arc-shaped groove is formed in the first gear, a second bulge is arranged on the second gear, the second bulge is arranged in the first arc-shaped groove in a penetrating mode, when the lockis opened by a user through a mechanical key, the mechanical key controls the gear lock cylinder to rotate, and the lock tongue is controlled by the second gear to shrink towards the interior of thelock rack, so that the second bulge slides in the first arc-shaped groove. The purpose is to provide the intelligent lock which is convenient to use and can be opened manually and effortlessly.

The invention provides a support structure and an electronic device adopting the same. The support structure comprises a base, a support rod and a fastening assembly, wherein the base is inserted intoone end surface of the support rod through a bulgy bottom post, and the support rod is rotationally connected to the base by the fastening assembly; the bottom post comprises a first cambered surfacepart, a first blocking part, a second blocking part and a third blocking part, the first cambered surface part can be propped against the fastening assembly and rotate relative to the fastening assembly, the first blocking part prevents the fastening assembly from separating from the top side, and the second blocking part and the third blocking part limit the rotating angle of the fastening assembly relative to the bottom post. By means of the propped joint and relative damping rotation of the fastening assembly and the first cambered surface part, adjustment and maintaining of the relative position between the support rod and the base is realized, the movement range of a second cambered surface part is limited by the first blocking part, the second blocking part and the third blocking part in different directions, so that existing potential safety hazards are eliminated, and a user performs rapid positioning conveniently according to use conditions.

The invention relates to a live pluggable underwater wet electrical connector, which comprises a male plug body and a female socket body. The top of the male plug is provided with a first-level locking groove, which is nested with a slidable pin assembly and an attached second-level locking groove, and a non-slidable second-level locking claw; the female socket is equipped with a male A primary locking claw and jack assembly that matches the plug. When mating, the two-stage locking mechanism cooperates and the pins and sockets cooperate to make the electrical connector sealed and locked; when pulling out, the secondary locking structure separates before the primary locking structure. The conductive inner core of the pin is always in a sealed and insulated environment during the entire insertion and extraction process, which can realize underwater live insertion and extraction. The invention has a double oil-filled pressure balance structure, can adapt to different deep water pressures, and can improve the service life; the connection method is direct and fast, the insulation and sealing performance is good, and accidental detachment can be effectively prevented. After matching the present invention, work such as assembly, connection, disassembly and replacement of underwater electrical equipment can be carried out economically and efficiently.

The invention discloses a tool for a drilling and production process, especially a fisher for fishing downhole objects in the drilling and production process, belonging to the technical field of drilling and production equipment. The fisher comprises a connecting rod, wherein a two-way slidable outer sleeve is sleeved on the connecting rod, and a group of radially openable pawls are arranged at the end of the connecting rod. When the outer sleeve moves away from the pawls, the pawls can depart from a cavity of the outer sleeve and open; and when the outer sleeve moves to the pawls, the pawls close and are contained in the cavity of the outer sleeve. The fisher disclosed by the invention is capable of fishing a downhole rope form object conveniently and quickly in oil and gas drilling production by the gravity action of the outer sleeve.

The invention discloses a dual-purpose stacked folding box based on the combination of detachable put-down stand columns and a hinge. The dual-purpose stacked folding box comprises a base plate and four doors vertically connected to four sides of the base plate respectively, wherein the front door and the rear door are detachably and foldably embedded into fixing grooves formed in four corners ofthe base plate through the stand columns and embedding bodies; the left door and the right door are connected to the left side and the right side of the base plate through the hinge; a stacking positioning block is further fixed to the position, below each fixing groove, of the base plate; a first stacking groove is formed in the top of each stand column, a second stacking groove is formed in thebottom surface of each stacking positioning block, and a stacking protruding block is arranged in each second stacking groove; and the top of each fixing groove is further provided with a fixing groove stacking protrusion aligned with the corresponding second stacking groove in the vertical direction. The dual-purpose stacked folding box is convenient to fold, the logistics box can be tightly stacked up and down no matter in an upright state or a folded state, and the dual-purpose stacked folding box is fitter and stabler compared with the prior art.

The present invention discloses a female connector and a quick connector with the same. The female connector is used for locking a male connector. The female connector comprises a hollow casing for accommodating the male connector, and further comprises a locking device. The locking device comprises a tightening ring annularly arranged in the casing, and a locking assembly arranged outside the casing. The tightening ring is connected with the locking assembly through an opening formed in a side wall of the casing. The locking assembly is used for controlling tightening and loosening of the tightening ring. According to the female connector and the quick connector with the same, which are disclosed by the present invention, a line-contact locking manner is implemented by using the locking device, and compared with a conventionally used point-contact locking manner, increases a locking contact area, reduces wear and tear, and prolongs a service life. Besides, because the point-contact locking manner is improved into the line-contact locking manner, safety is improved, and accidental separation is avoided.

The invention discloses a load balancing mechanism which comprises a constant force output component, a lead screw component and a supporting component. The constant force output component can output constant torque and convert the constant torque into constant force. The lead screw component can adjust the output constant force according to the types of loads. The supporting component is used for supporting the constant force output component and the lead screw component. The constant force output component comprises a constant-torque spring outputting constant torque, a first shaft, an adjusting rolling wheel, a rotary disc, a second shaft and a first rope, the head of the constant-torque spring is wound on a storage wheel, and the tail of the constant-torque spring is fixed to an output wheel. The first shaft is in interference fit with the output wheel. The adjusting rolling wheel is in interference fit with the first shaft. The face of the rotary disc is closely attached to the face of the adjusting rolling wheel to generate friction force. The second shaft is fixedly arranged on the back face of the rotary disc and is concentric with the rotary disc. The first rope is used for converting the constant torque into the constant force. One end of the first rope is fixedly arranged on the rotary disc or the second shaft. When the second shaft rotates, the first rope is wound on or unwound from the second shaft, and the other end of the first rope is fixedly arranged on a mounting part of the supporting component.

The invention discloses a cleansing instrument prevented from sliding off. The cleansing instrument comprises a base for wireless charging of the cleansing instrument, and a placing opening for mounting the cleansing instrument is formed in the base. The rear side wall of the base is bent towards the placing opening to form a spring cavity, and a rotating rod is arranged between the placing opening and the spring cavity. A first hanging ring is arranged on the side wall of the spring cavity, and a second hanging ring is arranged on the rear side of the upper end of the rotating rod, wherein the first hanging spring and the second hanging spring are connected through a spring. A semispherical head is arranged at the upper end of the rotating rod, and a pressing plane is arranged on the lower portion of the front side of the head. An opening portion matched with the head is formed in the lower portion of the cleansing instrument, and a pressure bearing plane matched with the pressing plane is arranged on the opening portion. Compared with the prior art, the cleansing instrument is simple in structure and low in manufacturing cost; the cleansing instrument can be ingeniously fastened on the base and prevented from being separated from the base accidently, the charging process can be protected, and the condition that children passing by are knocked by the falling cleansing instrument can be avoided.